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<div class="title">route_obj.c</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * lib/route/route_obj.c Route Object</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * This library is free software; you can redistribute it and/or</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * modify it under the terms of the GNU Lesser General Public</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * License as published by the Free Software Foundation version 2.1</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * of the License.</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * Copyright (c) 2003-2008 Thomas Graf <tgraf@suug.ch></span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"></span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * @ingroup route</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * @defgroup route_obj Route Object</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * @par Attributes</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * @code</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * Name Default</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * -------------------------------------------------------------</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * routing table RT_TABLE_MAIN</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * scope RT_SCOPE_NOWHERE</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * tos 0</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> * protocol RTPROT_STATIC</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> * prio 0</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> * family AF_UNSPEC</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * type RTN_UNICAST</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> * iif NULL</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> * @endcode</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> * @{</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include <netlink-private/netlink.h></span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include <netlink/netlink.h></span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include <netlink/cache.h></span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include <netlink/utils.h></span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include <netlink/data.h></span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include <netlink/hashtable.h></span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include <netlink/route/rtnl.h></span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include <netlink/route/route.h></span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include <netlink/route/link.h></span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include <netlink/route/nexthop.h></span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"></span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment">/** @cond SKIP */</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#define ROUTE_ATTR_FAMILY 0x000001</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor"></span><span class="preprocessor">#define ROUTE_ATTR_TOS 0x000002</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor"></span><span class="preprocessor">#define ROUTE_ATTR_TABLE 0x000004</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor"></span><span class="preprocessor">#define ROUTE_ATTR_PROTOCOL 0x000008</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor"></span><span class="preprocessor">#define ROUTE_ATTR_SCOPE 0x000010</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor"></span><span class="preprocessor">#define ROUTE_ATTR_TYPE 0x000020</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor"></span><span class="preprocessor">#define ROUTE_ATTR_FLAGS 0x000040</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor"></span><span class="preprocessor">#define ROUTE_ATTR_DST 0x000080</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor"></span><span class="preprocessor">#define ROUTE_ATTR_SRC 0x000100</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor"></span><span class="preprocessor">#define ROUTE_ATTR_IIF 0x000200</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor"></span><span class="preprocessor">#define ROUTE_ATTR_OIF 0x000400</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor"></span><span class="preprocessor">#define ROUTE_ATTR_GATEWAY 0x000800</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor"></span><span class="preprocessor">#define ROUTE_ATTR_PRIO 0x001000</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor"></span><span class="preprocessor">#define ROUTE_ATTR_PREF_SRC 0x002000</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor"></span><span class="preprocessor">#define ROUTE_ATTR_METRICS 0x004000</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="preprocessor"></span><span class="preprocessor">#define ROUTE_ATTR_MULTIPATH 0x008000</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor"></span><span class="preprocessor">#define ROUTE_ATTR_REALMS 0x010000</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="preprocessor"></span><span class="preprocessor">#define ROUTE_ATTR_CACHEINFO 0x020000</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor"></span><span class="comment">/** @endcond */</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="keyword">static</span> <span class="keywordtype">void</span> route_constructor(<span class="keyword">struct</span> nl_object *c)</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> {</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keyword">struct </span>rtnl_route *r = (<span class="keyword">struct </span>rtnl_route *) c;</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  r->rt_family = AF_UNSPEC;</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  r->rt_scope = RT_SCOPE_NOWHERE;</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  r->rt_table = RT_TABLE_MAIN;</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  r->rt_protocol = RTPROT_STATIC;</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  r->rt_type = RTN_UNICAST;</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  r->rt_prio = 0;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  nl_init_list_head(&r->rt_nexthops);</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> }</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="keyword">static</span> <span class="keywordtype">void</span> route_free_data(<span class="keyword">struct</span> nl_object *c)</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> {</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keyword">struct </span>rtnl_route *r = (<span class="keyword">struct </span>rtnl_route *) c;</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">struct </span>rtnl_nexthop *nh, *tmp;</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">if</span> (r == NULL)</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  nl_addr_put(r->rt_dst);</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  nl_addr_put(r->rt_src);</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  nl_addr_put(r->rt_pref_src);</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  nl_list_for_each_entry_safe(nh, tmp, &r->rt_nexthops, rtnh_list) {</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  rtnl_route_remove_nexthop(r, nh);</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  rtnl_route_nh_free(nh);</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  }</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> }</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="keyword">static</span> <span class="keywordtype">int</span> route_clone(<span class="keyword">struct</span> nl_object *_dst, <span class="keyword">struct</span> nl_object *_src)</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> {</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keyword">struct </span>rtnl_route *dst = (<span class="keyword">struct </span>rtnl_route *) _dst;</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keyword">struct </span>rtnl_route *src = (<span class="keyword">struct </span>rtnl_route *) _src;</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keyword">struct </span>rtnl_nexthop *nh, *<span class="keyword">new</span>;</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">if</span> (src->rt_dst)</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordflow">if</span> (!(dst->rt_dst = <a class="code" href="group__addr.html#ga40b37a1ccec7acf84d868e588e516cba" title="Clone existing abstract address object.">nl_addr_clone</a>(src->rt_dst)))</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">return</span> -NLE_NOMEM;</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">if</span> (src->rt_src)</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">if</span> (!(dst->rt_src = <a class="code" href="group__addr.html#ga40b37a1ccec7acf84d868e588e516cba" title="Clone existing abstract address object.">nl_addr_clone</a>(src->rt_src)))</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">return</span> -NLE_NOMEM;</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">if</span> (src->rt_pref_src)</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">if</span> (!(dst->rt_pref_src = <a class="code" href="group__addr.html#ga40b37a1ccec7acf84d868e588e516cba" title="Clone existing abstract address object.">nl_addr_clone</a>(src->rt_pref_src)))</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordflow">return</span> -NLE_NOMEM;</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="comment">/* Will be inc'ed again while adding the nexthops of the source */</span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  dst->rt_nr_nh = 0;</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> </div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  nl_init_list_head(&dst->rt_nexthops);</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  nl_list_for_each_entry(nh, &src->rt_nexthops, rtnh_list) {</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keyword">new</span> = rtnl_route_nh_clone(nh);</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">if</span> (!<span class="keyword">new</span>)</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">return</span> -NLE_NOMEM;</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  rtnl_route_add_nexthop(dst, <span class="keyword">new</span>);</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  }</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> }</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="keyword">static</span> <span class="keywordtype">void</span> route_dump_line(<span class="keyword">struct</span> nl_object *a, <span class="keyword">struct</span> <a class="code" href="structnl__dump__params.html" title="Dumping parameters.">nl_dump_params</a> *p)</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> {</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keyword">struct </span>rtnl_route *r = (<span class="keyword">struct </span>rtnl_route *) a;</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordtype">int</span> cache = 0, flags;</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordtype">char</span> buf[64];</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordflow">if</span> (r->rt_flags & RTM_F_CLONED)</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  cache = 1;</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  nl_dump_line(p, <span class="stringliteral">"%s "</span>, nl_af2str(r->rt_family, buf, <span class="keyword">sizeof</span>(buf)));</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">if</span> (cache)</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"cache "</span>);</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">if</span> (!(r->ce_mask & ROUTE_ATTR_DST) ||</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <a class="code" href="group__addr.html#ga6c517a330f9fd12db0844f7ac0c72134" title="Get length of binary address of abstract address object.">nl_addr_get_len</a>(r->rt_dst) == 0)</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"default "</span>);</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"%s "</span>, <a class="code" href="group__addr.html#ga6471f04b9fa8ef1d4af1bf2b87b49529" title="Convert abstract address object to character string.">nl_addr2str</a>(r->rt_dst, buf, <span class="keyword">sizeof</span>(buf)));</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> </div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">if</span> (r->ce_mask & ROUTE_ATTR_TABLE && !cache)</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"table %s "</span>,</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  rtnl_route_table2str(r->rt_table, buf, <span class="keyword">sizeof</span>(buf)));</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">if</span> (r->ce_mask & ROUTE_ATTR_TYPE)</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"type %s "</span>,</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  nl_rtntype2str(r->rt_type, buf, <span class="keyword">sizeof</span>(buf)));</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordflow">if</span> (r->ce_mask & ROUTE_ATTR_TOS && r->rt_tos != 0)</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"tos %#x "</span>, r->rt_tos);</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> </div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">if</span> (r->ce_mask & ROUTE_ATTR_MULTIPATH) {</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keyword">struct </span>rtnl_nexthop *nh;</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> </div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  nl_list_for_each_entry(nh, &r->rt_nexthops, rtnh_list) {</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  p-><a class="code" href="structnl__dump__params.html#af1f8a5423568e809b67080908eecf6aa" title="PRIVATE Owned by the current caller.">dp_ivar</a> = NH_DUMP_FROM_ONELINE;</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  rtnl_route_nh_dump(nh, p);</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  }</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  }</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> </div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  flags = r->rt_flags & ~(RTM_F_CLONED);</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordflow">if</span> (r->ce_mask & ROUTE_ATTR_FLAGS && flags) {</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> </div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"<"</span>);</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="preprocessor">#define PRINT_FLAG(f) if (flags & RTNH_F_##f) { \</span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="preprocessor"> flags &= ~RTNH_F_##f; nl_dump(p, #f "%s", flags ? "," : ""); }</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="preprocessor"></span> PRINT_FLAG(DEAD);</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  PRINT_FLAG(ONLINK);</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  PRINT_FLAG(PERVASIVE);</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="preprocessor">#undef PRINT_FLAG</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="preprocessor">#define PRINT_FLAG(f) if (flags & RTM_F_##f) { \</span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="preprocessor"> flags &= ~RTM_F_##f; nl_dump(p, #f "%s", flags ? "," : ""); }</span></div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="preprocessor"></span> PRINT_FLAG(NOTIFY);</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  PRINT_FLAG(EQUALIZE);</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  PRINT_FLAG(PREFIX);</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="preprocessor">#undef PRINT_FLAG</span></div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="preprocessor">#define PRINT_FLAG(f) if (flags & RTCF_##f) { \</span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="preprocessor"> flags &= ~RTCF_##f; nl_dump(p, #f "%s", flags ? "," : ""); }</span></div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="preprocessor"></span> PRINT_FLAG(NOTIFY);</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  PRINT_FLAG(REDIRECTED);</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  PRINT_FLAG(DOREDIRECT);</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  PRINT_FLAG(DIRECTSRC);</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  PRINT_FLAG(DNAT);</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  PRINT_FLAG(BROADCAST);</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  PRINT_FLAG(MULTICAST);</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  PRINT_FLAG(LOCAL);</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="preprocessor">#undef PRINT_FLAG</span></div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">">"</span>);</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  }</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> </div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"\n"</span>);</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> }</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> </div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="keyword">static</span> <span class="keywordtype">void</span> route_dump_details(<span class="keyword">struct</span> nl_object *a, <span class="keyword">struct</span> <a class="code" href="structnl__dump__params.html" title="Dumping parameters.">nl_dump_params</a> *p)</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> {</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keyword">struct </span>rtnl_route *r = (<span class="keyword">struct </span>rtnl_route *) a;</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keyword">struct </span>nl_cache *link_cache;</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordtype">char</span> buf[128];</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> </div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  link_cache = <a class="code" href="group__cache__mngt.html#ga7ae2963444ad3d2e41d8825fcbabaff5" title="Return cache previously provided via nl_cache_mngt_provide()">nl_cache_mngt_require_safe</a>(<span class="stringliteral">"route/link"</span>);</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> </div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  route_dump_line(a, p);</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  nl_dump_line(p, <span class="stringliteral">" "</span>);</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> </div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordflow">if</span> (r->ce_mask & ROUTE_ATTR_PREF_SRC)</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"preferred-src %s "</span>,</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <a class="code" href="group__addr.html#ga6471f04b9fa8ef1d4af1bf2b87b49529" title="Convert abstract address object to character string.">nl_addr2str</a>(r->rt_pref_src, buf, <span class="keyword">sizeof</span>(buf)));</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> </div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordflow">if</span> (r->ce_mask & ROUTE_ATTR_SCOPE && r->rt_scope != RT_SCOPE_NOWHERE)</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"scope %s "</span>,</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  rtnl_scope2str(r->rt_scope, buf, <span class="keyword">sizeof</span>(buf)));</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span> </div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordflow">if</span> (r->ce_mask & ROUTE_ATTR_PRIO)</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"priority %#x "</span>, r->rt_prio);</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> </div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keywordflow">if</span> (r->ce_mask & ROUTE_ATTR_PROTOCOL)</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"protocol %s "</span>,</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  rtnl_route_proto2str(r->rt_protocol, buf, <span class="keyword">sizeof</span>(buf)));</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> </div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordflow">if</span> (r->ce_mask & ROUTE_ATTR_IIF) {</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordflow">if</span> (link_cache) {</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"iif %s "</span>,</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <a class="code" href="group__link.html#ga66328cb096fb4d21499775e75089109d" title="Translate interface index to corresponding link name.">rtnl_link_i2name</a>(link_cache, r->rt_iif,</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  buf, <span class="keyword">sizeof</span>(buf)));</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  } <span class="keywordflow">else</span></div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"iif %d "</span>, r->rt_iif);</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  }</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> </div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">if</span> (r->ce_mask & ROUTE_ATTR_SRC)</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"src %s "</span>, <a class="code" href="group__addr.html#ga6471f04b9fa8ef1d4af1bf2b87b49529" title="Convert abstract address object to character string.">nl_addr2str</a>(r->rt_src, buf, <span class="keyword">sizeof</span>(buf)));</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"\n"</span>);</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span> </div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keywordflow">if</span> (r->ce_mask & ROUTE_ATTR_MULTIPATH) {</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keyword">struct </span>rtnl_nexthop *nh;</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> </div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  nl_list_for_each_entry(nh, &r->rt_nexthops, rtnh_list) {</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  nl_dump_line(p, <span class="stringliteral">" "</span>);</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  p-><a class="code" href="structnl__dump__params.html#af1f8a5423568e809b67080908eecf6aa" title="PRIVATE Owned by the current caller.">dp_ivar</a> = NH_DUMP_FROM_DETAILS;</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  rtnl_route_nh_dump(nh, p);</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"\n"</span>);</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  }</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  }</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> </div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keywordflow">if</span> ((r->ce_mask & ROUTE_ATTR_CACHEINFO) && r->rt_cacheinfo.rtci_error) {</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  nl_dump_line(p, <span class="stringliteral">" cacheinfo error %d (%s)\n"</span>,</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  r->rt_cacheinfo.rtci_error,</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  strerror(-r->rt_cacheinfo.rtci_error));</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  }</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keywordflow">if</span> (r->ce_mask & ROUTE_ATTR_METRICS) {</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  nl_dump_line(p, <span class="stringliteral">" metrics ["</span>);</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="keywordflow">for</span> (i = 0; i < RTAX_MAX; i++)</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="keywordflow">if</span> (r->rt_metrics_mask & (1 << i))</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"%s %u "</span>,</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  rtnl_route_metric2str(i+1,</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  buf, <span class="keyword">sizeof</span>(buf)),</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  r->rt_metrics[i]);</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <a class="code" href="group__utils.html#ga527075856a5427170865a6f409298cdf" title="Dump a formatted character string.">nl_dump</a>(p, <span class="stringliteral">"]\n"</span>);</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  }</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> </div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keywordflow">if</span> (link_cache)</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  nl_cache_put(link_cache);</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> }</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> </div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span> <span class="keyword">static</span> <span class="keywordtype">void</span> route_dump_stats(<span class="keyword">struct</span> nl_object *obj, <span class="keyword">struct</span> <a class="code" href="structnl__dump__params.html" title="Dumping parameters.">nl_dump_params</a> *p)</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span> {</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keyword">struct </span>rtnl_route *route = (<span class="keyword">struct </span>rtnl_route *) obj;</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> </div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  route_dump_details(obj, p);</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span> </div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keywordflow">if</span> (route->ce_mask & ROUTE_ATTR_CACHEINFO) {</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keyword">struct </span><a class="code" href="structrtnl__rtcacheinfo.html">rtnl_rtcacheinfo</a> *ci = &route->rt_cacheinfo;</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span> </div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  nl_dump_line(p, <span class="stringliteral">" used %u refcnt %u last-use %us "</span></div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="stringliteral">"expires %us\n"</span>,</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  ci->rtci_used, ci->rtci_clntref,</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  ci->rtci_last_use / <a class="code" href="group__utils.html#ga1a0cfc7ebad23edcd0d2b10c7f59a7b5" title="Return the value of HZ.">nl_get_user_hz</a>(),</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  ci->rtci_expires / <a class="code" href="group__utils.html#ga1a0cfc7ebad23edcd0d2b10c7f59a7b5" title="Return the value of HZ.">nl_get_user_hz</a>());</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  }</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span> }</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span> </div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span> <span class="keyword">static</span> <span class="keywordtype">void</span> route_keygen(<span class="keyword">struct</span> nl_object *obj, uint32_t *hashkey,</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  uint32_t table_sz)</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> {</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keyword">struct </span>rtnl_route *route = (<span class="keyword">struct </span>rtnl_route *) obj;</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> rkey_sz;</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keyword">struct </span>nl_addr *addr = NULL;</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="keyword">struct </span>route_hash_key {</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  uint8_t rt_family;</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  uint8_t rt_tos;</div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  uint32_t rt_table;</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  uint32_t rt_prio;</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordtype">char</span> rt_addr[0];</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  } __attribute__((packed)) *rkey;</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="keywordtype">char</span> buf[INET6_ADDRSTRLEN+5];</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> </div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keywordflow">if</span> (route->rt_dst)</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  addr = route->rt_dst;</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span> </div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  rkey_sz = <span class="keyword">sizeof</span>(*rkey);</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keywordflow">if</span> (addr)</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  rkey_sz += <a class="code" href="group__addr.html#ga6c517a330f9fd12db0844f7ac0c72134" title="Get length of binary address of abstract address object.">nl_addr_get_len</a>(addr);</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  rkey = calloc(1, rkey_sz);</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keywordflow">if</span> (!rkey) {</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  NL_DBG(2, <span class="stringliteral">"Warning: calloc failed for %d bytes...\n"</span>, rkey_sz);</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  *hashkey = 0;</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  }</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  rkey->rt_family = route->rt_family;</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  rkey->rt_tos = route->rt_tos;</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  rkey->rt_table = route->rt_table;</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  rkey->rt_prio = route->rt_prio;</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keywordflow">if</span> (addr)</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  memcpy(rkey->rt_addr, <a class="code" href="group__addr.html#ga7721da4e82e80e8b29960405539ca72d" title="Get binary address of abstract address object.">nl_addr_get_binary_addr</a>(addr),</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <a class="code" href="group__addr.html#ga6c517a330f9fd12db0844f7ac0c72134" title="Get length of binary address of abstract address object.">nl_addr_get_len</a>(addr));</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span> </div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  *hashkey = nl_hash(rkey, rkey_sz, 0) % table_sz;</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span> </div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  NL_DBG(5, <span class="stringliteral">"route %p key (fam %d tos %d table %d addr %s) keysz %d "</span></div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="stringliteral">"hash 0x%x\n"</span>, route, rkey->rt_family, rkey->rt_tos,</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  rkey->rt_table, <a class="code" href="group__addr.html#ga6471f04b9fa8ef1d4af1bf2b87b49529" title="Convert abstract address object to character string.">nl_addr2str</a>(addr, buf, <span class="keyword">sizeof</span>(buf)),</div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  rkey_sz, *hashkey);</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> </div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  free(rkey);</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> </div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span> }</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span> </div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span> <span class="keyword">static</span> <span class="keywordtype">int</span> route_compare(<span class="keyword">struct</span> nl_object *_a, <span class="keyword">struct</span> nl_object *_b,</div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  uint32_t attrs, <span class="keywordtype">int</span> flags)</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span> {</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keyword">struct </span>rtnl_route *a = (<span class="keyword">struct </span>rtnl_route *) _a;</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keyword">struct </span>rtnl_route *b = (<span class="keyword">struct </span>rtnl_route *) _b;</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <span class="keyword">struct </span>rtnl_nexthop *nh_a, *nh_b;</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="keywordtype">int</span> i, diff = 0, found;</div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span> </div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span> <span class="preprocessor">#define ROUTE_DIFF(ATTR, EXPR) ATTR_DIFF(attrs, ROUTE_ATTR_##ATTR, a, b, EXPR)</span></div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  diff |= ROUTE_DIFF(FAMILY, a->rt_family != b->rt_family);</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  diff |= ROUTE_DIFF(TOS, a->rt_tos != b->rt_tos);</div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  diff |= ROUTE_DIFF(TABLE, a->rt_table != b->rt_table);</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  diff |= ROUTE_DIFF(PROTOCOL, a->rt_protocol != b->rt_protocol);</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  diff |= ROUTE_DIFF(SCOPE, a->rt_scope != b->rt_scope);</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  diff |= ROUTE_DIFF(TYPE, a->rt_type != b->rt_type);</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  diff |= ROUTE_DIFF(PRIO, a->rt_prio != b->rt_prio);</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  diff |= ROUTE_DIFF(DST, <a class="code" href="group__addr.html#ga3b85d180a4f6d2df86be1dc8798a7d9a" title="Compares two abstract address objects.">nl_addr_cmp</a>(a->rt_dst, b->rt_dst));</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  diff |= ROUTE_DIFF(SRC, <a class="code" href="group__addr.html#ga3b85d180a4f6d2df86be1dc8798a7d9a" title="Compares two abstract address objects.">nl_addr_cmp</a>(a->rt_src, b->rt_src));</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  diff |= ROUTE_DIFF(IIF, a->rt_iif != b->rt_iif);</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  diff |= ROUTE_DIFF(PREF_SRC, <a class="code" href="group__addr.html#ga3b85d180a4f6d2df86be1dc8798a7d9a" title="Compares two abstract address objects.">nl_addr_cmp</a>(a->rt_pref_src,</div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  b->rt_pref_src));</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span> </div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="keywordflow">if</span> (flags & LOOSE_COMPARISON) {</div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  nl_list_for_each_entry(nh_b, &b->rt_nexthops, rtnh_list) {</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  found = 0;</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  nl_list_for_each_entry(nh_a, &a->rt_nexthops,</div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  rtnh_list) {</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <span class="keywordflow">if</span> (!rtnl_route_nh_compare(nh_a, nh_b,</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  nh_b->ce_mask, 1)) {</div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  found = 1;</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  }</div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  }</div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span> </div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <span class="keywordflow">if</span> (!found)</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="keywordflow">goto</span> nh_mismatch;</div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  }</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span> </div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="keywordflow">for</span> (i = 0; i < RTAX_MAX - 1; i++) {</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keywordflow">if</span> (a->rt_metrics_mask & (1 << i) &&</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  (!(b->rt_metrics_mask & (1 << i)) ||</div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  a->rt_metrics[i] != b->rt_metrics[i]))</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  diff |= ROUTE_DIFF(METRICS, 1);</div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  }</div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span> </div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  diff |= ROUTE_DIFF(FLAGS,</div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  (a->rt_flags ^ b->rt_flags) & b->rt_flag_mask);</div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <span class="keywordflow">if</span> (a->rt_nr_nh != b->rt_nr_nh)</div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="keywordflow">goto</span> nh_mismatch;</div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span> </div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <span class="comment">/* search for a dup in each nh of a */</span></div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  nl_list_for_each_entry(nh_a, &a->rt_nexthops, rtnh_list) {</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  found = 0;</div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  nl_list_for_each_entry(nh_b, &b->rt_nexthops,</div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  rtnh_list) {</div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="keywordflow">if</span> (!rtnl_route_nh_compare(nh_a, nh_b, ~0, 0)) {</div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  found = 1;</div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  }</div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  }</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="keywordflow">if</span> (!found)</div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  <span class="keywordflow">goto</span> nh_mismatch;</div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  }</div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span> </div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="comment">/* search for a dup in each nh of b, covers case where a has</span></div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span> <span class="comment"> * dupes itself */</span></div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  nl_list_for_each_entry(nh_b, &b->rt_nexthops, rtnh_list) {</div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  found = 0;</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  nl_list_for_each_entry(nh_a, &a->rt_nexthops,</div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  rtnh_list) {</div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <span class="keywordflow">if</span> (!rtnl_route_nh_compare(nh_a, nh_b, ~0, 0)) {</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  found = 1;</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  }</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  }</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keywordflow">if</span> (!found)</div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="keywordflow">goto</span> nh_mismatch;</div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  }</div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span> </div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <span class="keywordflow">for</span> (i = 0; i < RTAX_MAX - 1; i++) {</div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="keywordflow">if</span> ((a->rt_metrics_mask & (1 << i)) ^</div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  (b->rt_metrics_mask & (1 << i)))</div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  diff |= ROUTE_DIFF(METRICS, 1);</div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  diff |= ROUTE_DIFF(METRICS,</div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  a->rt_metrics[i] != b->rt_metrics[i]);</div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  }</div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span> </div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  diff |= ROUTE_DIFF(FLAGS, a->rt_flags != b->rt_flags);</div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  }</div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span> </div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span> out:</div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  <span class="keywordflow">return</span> diff;</div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span> </div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span> nh_mismatch:</div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  diff |= ROUTE_DIFF(MULTIPATH, 1);</div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <span class="keywordflow">goto</span> out;</div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span> </div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span> <span class="preprocessor">#undef ROUTE_DIFF</span></div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span> <span class="preprocessor"></span>}</div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span> </div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span> <span class="keyword">static</span> <span class="keywordtype">int</span> route_update(<span class="keyword">struct</span> nl_object *old_obj, <span class="keyword">struct</span> nl_object *new_obj)</div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span> {</div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="keyword">struct </span>rtnl_route *new_route = (<span class="keyword">struct </span>rtnl_route *) new_obj;</div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  <span class="keyword">struct </span>rtnl_route *old_route = (<span class="keyword">struct </span>rtnl_route *) old_obj;</div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <span class="keyword">struct </span>rtnl_nexthop *new_nh;</div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="keywordtype">char</span> buf[INET6_ADDRSTRLEN+5];</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <span class="keywordtype">int</span> action = new_obj->ce_msgtype;</div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span> </div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span> <span class="comment"> * ipv6 ECMP route notifications from the kernel come as</span></div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span> <span class="comment"> * separate notifications, one for every nexthop. This update</span></div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span> <span class="comment"> * function collapses such route msgs into a single</span></div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span> <span class="comment"> * route with multiple nexthops. The resulting object looks</span></div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span> <span class="comment"> * similar to a ipv4 ECMP route</span></div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  <span class="keywordflow">if</span> (new_route->rt_family != AF_INET6 ||</div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  new_route->rt_table == RT_TABLE_LOCAL)</div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <span class="keywordflow">return</span> -NLE_OPNOTSUPP;</div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span> </div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span> <span class="comment"> * For routes that are already multipath,</span></div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span> <span class="comment"> * or dont have a nexthop dont do anything</span></div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <span class="keywordflow">if</span> (rtnl_route_get_nnexthops(new_route) != 1)</div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="keywordflow">return</span> -NLE_OPNOTSUPP;</div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span> </div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span> <span class="comment"> * Get the only nexthop entry from the new route. For</span></div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span> <span class="comment"> * IPv6 we always get a route with a 0th NH</span></div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span> <span class="comment"> * filled or nothing at all</span></div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  new_nh = rtnl_route_nexthop_n(new_route, 0);</div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="keywordflow">if</span> (!new_nh || !rtnl_route_nh_get_gateway(new_nh))</div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  <span class="keywordflow">return</span> -NLE_OPNOTSUPP;</div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span> </div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <span class="keywordflow">switch</span>(action) {</div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <span class="keywordflow">case</span> RTM_NEWROUTE : {</div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="keyword">struct </span>rtnl_nexthop *cloned_nh;</div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span> </div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span> <span class="comment"> * Add the nexthop to old route</span></div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  cloned_nh = rtnl_route_nh_clone(new_nh);</div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  <span class="keywordflow">if</span> (!cloned_nh)</div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <span class="keywordflow">return</span> -NLE_NOMEM;</div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  rtnl_route_add_nexthop(old_route, cloned_nh);</div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span> </div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  NL_DBG(2, <span class="stringliteral">"Route obj %p updated. Added "</span></div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <span class="stringliteral">"nexthop %p via %s\n"</span>, old_route, cloned_nh,</div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  <a class="code" href="group__addr.html#ga6471f04b9fa8ef1d4af1bf2b87b49529" title="Convert abstract address object to character string.">nl_addr2str</a>(cloned_nh->rtnh_gateway, buf,</div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  <span class="keyword">sizeof</span>(buf)));</div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  }</div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  <span class="keywordflow">case</span> RTM_DELROUTE : {</div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <span class="keyword">struct </span>rtnl_nexthop *old_nh;</div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span> </div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span> <span class="comment"> * Only take care of nexthop deletes and not</span></div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span> <span class="comment"> * route deletes. So, if there is only one nexthop</span></div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span> <span class="comment"> * quite likely we did not update it. So dont do</span></div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span> <span class="comment"> * anything and return</span></div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <span class="keywordflow">if</span> (rtnl_route_get_nnexthops(old_route) <= 1)</div>
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <span class="keywordflow">return</span> -NLE_OPNOTSUPP;</div>
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span> </div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span> <span class="comment"> * Find the next hop in old route and delete it</span></div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  nl_list_for_each_entry(old_nh, &old_route->rt_nexthops,</div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  rtnh_list) {</div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  <span class="keywordflow">if</span> (!rtnl_route_nh_compare(old_nh, new_nh, ~0, 0)) {</div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span> </div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  rtnl_route_remove_nexthop(old_route, old_nh);</div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span> </div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  NL_DBG(2, <span class="stringliteral">"Route obj %p updated. Removed "</span></div>
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  <span class="stringliteral">"nexthop %p via %s\n"</span>, old_route,</div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  old_nh,</div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  <a class="code" href="group__addr.html#ga6471f04b9fa8ef1d4af1bf2b87b49529" title="Convert abstract address object to character string.">nl_addr2str</a>(old_nh->rtnh_gateway, buf,</div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  <span class="keyword">sizeof</span>(buf)));</div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span> </div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  rtnl_route_nh_free(old_nh);</div>
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  }</div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  }</div>
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  }</div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  NL_DBG(2, <span class="stringliteral">"Unknown action associated "</span></div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  <span class="stringliteral">"to object %p during route update\n"</span>, new_obj);</div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  <span class="keywordflow">return</span> -NLE_OPNOTSUPP;</div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  }</div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span> </div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  <span class="keywordflow">return</span> NLE_SUCCESS;</div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span> }</div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span> </div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">struct </span>trans_tbl route_attrs[] = {</div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  __ADD(ROUTE_ATTR_FAMILY, family)</div>
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  __ADD(ROUTE_ATTR_TOS, tos)</div>
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  __ADD(ROUTE_ATTR_TABLE, table)</div>
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  __ADD(ROUTE_ATTR_PROTOCOL, protocol)</div>
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  __ADD(ROUTE_ATTR_SCOPE, scope)</div>
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  __ADD(ROUTE_ATTR_TYPE, type)</div>
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  __ADD(ROUTE_ATTR_FLAGS, flags)</div>
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  __ADD(ROUTE_ATTR_DST, dst)</div>
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  __ADD(ROUTE_ATTR_SRC, src)</div>
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  __ADD(ROUTE_ATTR_IIF, iif)</div>
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  __ADD(ROUTE_ATTR_OIF, oif)</div>
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  __ADD(ROUTE_ATTR_GATEWAY, gateway)</div>
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  __ADD(ROUTE_ATTR_PRIO, prio)</div>
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  __ADD(ROUTE_ATTR_PREF_SRC, pref_src)</div>
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  __ADD(ROUTE_ATTR_METRICS, metrics)</div>
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  __ADD(ROUTE_ATTR_MULTIPATH, multipath)</div>
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  __ADD(ROUTE_ATTR_REALMS, realms)</div>
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  __ADD(ROUTE_ATTR_CACHEINFO, cacheinfo)</div>
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span> };</div>
<div class="line"><a name="l00562"></a><span class="lineno"> 562</span> </div>
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span> static <span class="keywordtype">char</span> *route_attrs2str(<span class="keywordtype">int</span> attrs, <span class="keywordtype">char</span> *buf, <span class="keywordtype">size_t</span> len)</div>
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span> {</div>
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  <span class="keywordflow">return</span> __flags2str(attrs, buf, len, route_attrs,</div>
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  ARRAY_SIZE(route_attrs));</div>
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span> }</div>
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span> <span class="comment"></span></div>
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span> <span class="comment"> * @name Allocation/Freeing</span></div>
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span> <span class="comment"> * @{</span></div>
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span> </div>
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span> <span class="keyword">struct </span>rtnl_route *rtnl_route_alloc(<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span> {</div>
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <span class="keywordflow">return</span> (<span class="keyword">struct</span> rtnl_route *) <a class="code" href="group__object.html#ga9c1f2fd887d8325839f452879cdf982a" title="Allocate a new object of kind specified by the operations handle.">nl_object_alloc</a>(&route_obj_ops);</div>
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span> }</div>
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span> </div>
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span> <span class="keywordtype">void</span> rtnl_route_get(<span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span> {</div>
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  <a class="code" href="group__object.html#gabd5767ac47ec6f09d1ac643f44eb8bfd" title="Acquire a reference on a object.">nl_object_get</a>((<span class="keyword">struct</span> nl_object *) route);</div>
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span> }</div>
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span> </div>
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span> <span class="keywordtype">void</span> rtnl_route_put(<span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span> {</div>
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  <a class="code" href="group__object.html#ga9905da094bf4c03cf4ac78aeaa86a12b" title="Release a reference from an object.">nl_object_put</a>((<span class="keyword">struct</span> nl_object *) route);</div>
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span> }</div>
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span> <span class="comment"></span></div>
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span> <span class="comment">/** @} */</span></div>
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span> <span class="comment"></span></div>
<div class="line"><a name="l00591"></a><span class="lineno"> 591</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span> <span class="comment"> * @name Attributes</span></div>
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span> <span class="comment"> * @{</span></div>
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span> </div>
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span> <span class="keywordtype">void</span> rtnl_route_set_table(<span class="keyword">struct</span> rtnl_route *route, uint32_t table)</div>
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span> {</div>
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  route->rt_table = table;</div>
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  route->ce_mask |= ROUTE_ATTR_TABLE;</div>
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span> }</div>
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span> </div>
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span> uint32_t rtnl_route_get_table(<span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span> {</div>
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  <span class="keywordflow">return</span> route->rt_table;</div>
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span> }</div>
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span> </div>
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span> <span class="keywordtype">void</span> rtnl_route_set_scope(<span class="keyword">struct</span> rtnl_route *route, uint8_t scope)</div>
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span> {</div>
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  route->rt_scope = scope;</div>
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  route->ce_mask |= ROUTE_ATTR_SCOPE;</div>
<div class="line"><a name="l00611"></a><span class="lineno"> 611</span> }</div>
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span> </div>
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span> uint8_t rtnl_route_get_scope(<span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span> {</div>
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  <span class="keywordflow">return</span> route->rt_scope;</div>
<div class="line"><a name="l00616"></a><span class="lineno"> 616</span> }</div>
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span> </div>
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span> <span class="keywordtype">void</span> rtnl_route_set_tos(<span class="keyword">struct</span> rtnl_route *route, uint8_t tos)</div>
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span> {</div>
<div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  route->rt_tos = tos;</div>
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  route->ce_mask |= ROUTE_ATTR_TOS;</div>
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span> }</div>
<div class="line"><a name="l00623"></a><span class="lineno"> 623</span> </div>
<div class="line"><a name="l00624"></a><span class="lineno"> 624</span> uint8_t rtnl_route_get_tos(<span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l00625"></a><span class="lineno"> 625</span> {</div>
<div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  <span class="keywordflow">return</span> route->rt_tos;</div>
<div class="line"><a name="l00627"></a><span class="lineno"> 627</span> }</div>
<div class="line"><a name="l00628"></a><span class="lineno"> 628</span> </div>
<div class="line"><a name="l00629"></a><span class="lineno"> 629</span> <span class="keywordtype">void</span> rtnl_route_set_protocol(<span class="keyword">struct</span> rtnl_route *route, uint8_t protocol)</div>
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span> {</div>
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  route->rt_protocol = protocol;</div>
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  route->ce_mask |= ROUTE_ATTR_PROTOCOL;</div>
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span> }</div>
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span> </div>
<div class="line"><a name="l00635"></a><span class="lineno"> 635</span> uint8_t rtnl_route_get_protocol(<span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span> {</div>
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  <span class="keywordflow">return</span> route->rt_protocol;</div>
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span> }</div>
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span> </div>
<div class="line"><a name="l00640"></a><span class="lineno"> 640</span> <span class="keywordtype">void</span> rtnl_route_set_priority(<span class="keyword">struct</span> rtnl_route *route, uint32_t prio)</div>
<div class="line"><a name="l00641"></a><span class="lineno"> 641</span> {</div>
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  route->rt_prio = prio;</div>
<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  route->ce_mask |= ROUTE_ATTR_PRIO;</div>
<div class="line"><a name="l00644"></a><span class="lineno"> 644</span> }</div>
<div class="line"><a name="l00645"></a><span class="lineno"> 645</span> </div>
<div class="line"><a name="l00646"></a><span class="lineno"> 646</span> uint32_t rtnl_route_get_priority(<span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l00647"></a><span class="lineno"> 647</span> {</div>
<div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  <span class="keywordflow">return</span> route->rt_prio;</div>
<div class="line"><a name="l00649"></a><span class="lineno"> 649</span> }</div>
<div class="line"><a name="l00650"></a><span class="lineno"> 650</span> </div>
<div class="line"><a name="l00651"></a><span class="lineno"> 651</span> <span class="keywordtype">int</span> rtnl_route_set_family(<span class="keyword">struct</span> rtnl_route *route, uint8_t family)</div>
<div class="line"><a name="l00652"></a><span class="lineno"> 652</span> {</div>
<div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  <span class="keywordflow">if</span> (family != AF_INET && family != AF_INET6 && family != AF_DECnet)</div>
<div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  <span class="keywordflow">return</span> -NLE_AF_NOSUPPORT;</div>
<div class="line"><a name="l00655"></a><span class="lineno"> 655</span> </div>
<div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  route->rt_family = family;</div>
<div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  route->ce_mask |= ROUTE_ATTR_FAMILY;</div>
<div class="line"><a name="l00658"></a><span class="lineno"> 658</span> </div>
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00660"></a><span class="lineno"> 660</span> }</div>
<div class="line"><a name="l00661"></a><span class="lineno"> 661</span> </div>
<div class="line"><a name="l00662"></a><span class="lineno"> 662</span> uint8_t rtnl_route_get_family(<span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l00663"></a><span class="lineno"> 663</span> {</div>
<div class="line"><a name="l00664"></a><span class="lineno"> 664</span>  <span class="keywordflow">return</span> route->rt_family;</div>
<div class="line"><a name="l00665"></a><span class="lineno"> 665</span> }</div>
<div class="line"><a name="l00666"></a><span class="lineno"> 666</span> </div>
<div class="line"><a name="l00667"></a><span class="lineno"> 667</span> <span class="keywordtype">int</span> rtnl_route_set_dst(<span class="keyword">struct</span> rtnl_route *route, <span class="keyword">struct</span> nl_addr *addr)</div>
<div class="line"><a name="l00668"></a><span class="lineno"> 668</span> {</div>
<div class="line"><a name="l00669"></a><span class="lineno"> 669</span>  <span class="keywordflow">if</span> (route->ce_mask & ROUTE_ATTR_FAMILY) {</div>
<div class="line"><a name="l00670"></a><span class="lineno"> 670</span>  <span class="keywordflow">if</span> (addr->a_family != route->rt_family)</div>
<div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  <span class="keywordflow">return</span> -NLE_AF_MISMATCH;</div>
<div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  } <span class="keywordflow">else</span></div>
<div class="line"><a name="l00673"></a><span class="lineno"> 673</span>  route->rt_family = addr->a_family;</div>
<div class="line"><a name="l00674"></a><span class="lineno"> 674</span> </div>
<div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  <span class="keywordflow">if</span> (route->rt_dst)</div>
<div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  nl_addr_put(route->rt_dst);</div>
<div class="line"><a name="l00677"></a><span class="lineno"> 677</span> </div>
<div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  nl_addr_get(addr);</div>
<div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  route->rt_dst = addr;</div>
<div class="line"><a name="l00680"></a><span class="lineno"> 680</span>  </div>
<div class="line"><a name="l00681"></a><span class="lineno"> 681</span>  route->ce_mask |= (ROUTE_ATTR_DST | ROUTE_ATTR_FAMILY);</div>
<div class="line"><a name="l00682"></a><span class="lineno"> 682</span> </div>
<div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00684"></a><span class="lineno"> 684</span> }</div>
<div class="line"><a name="l00685"></a><span class="lineno"> 685</span> </div>
<div class="line"><a name="l00686"></a><span class="lineno"> 686</span> <span class="keyword">struct </span>nl_addr *rtnl_route_get_dst(<span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l00687"></a><span class="lineno"> 687</span> {</div>
<div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  <span class="keywordflow">return</span> route->rt_dst;</div>
<div class="line"><a name="l00689"></a><span class="lineno"> 689</span> }</div>
<div class="line"><a name="l00690"></a><span class="lineno"> 690</span> </div>
<div class="line"><a name="l00691"></a><span class="lineno"> 691</span> <span class="keywordtype">int</span> rtnl_route_set_src(<span class="keyword">struct</span> rtnl_route *route, <span class="keyword">struct</span> nl_addr *addr)</div>
<div class="line"><a name="l00692"></a><span class="lineno"> 692</span> {</div>
<div class="line"><a name="l00693"></a><span class="lineno"> 693</span>  <span class="keywordflow">if</span> (addr->a_family == AF_INET)</div>
<div class="line"><a name="l00694"></a><span class="lineno"> 694</span>  <span class="keywordflow">return</span> -NLE_SRCRT_NOSUPPORT;</div>
<div class="line"><a name="l00695"></a><span class="lineno"> 695</span> </div>
<div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  <span class="keywordflow">if</span> (route->ce_mask & ROUTE_ATTR_FAMILY) {</div>
<div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  <span class="keywordflow">if</span> (addr->a_family != route->rt_family)</div>
<div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  <span class="keywordflow">return</span> -NLE_AF_MISMATCH;</div>
<div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  } <span class="keywordflow">else</span></div>
<div class="line"><a name="l00700"></a><span class="lineno"> 700</span>  route->rt_family = addr->a_family;</div>
<div class="line"><a name="l00701"></a><span class="lineno"> 701</span> </div>
<div class="line"><a name="l00702"></a><span class="lineno"> 702</span>  <span class="keywordflow">if</span> (route->rt_src)</div>
<div class="line"><a name="l00703"></a><span class="lineno"> 703</span>  nl_addr_put(route->rt_src);</div>
<div class="line"><a name="l00704"></a><span class="lineno"> 704</span> </div>
<div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  nl_addr_get(addr);</div>
<div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  route->rt_src = addr;</div>
<div class="line"><a name="l00707"></a><span class="lineno"> 707</span>  route->ce_mask |= (ROUTE_ATTR_SRC | ROUTE_ATTR_FAMILY);</div>
<div class="line"><a name="l00708"></a><span class="lineno"> 708</span> </div>
<div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00710"></a><span class="lineno"> 710</span> }</div>
<div class="line"><a name="l00711"></a><span class="lineno"> 711</span> </div>
<div class="line"><a name="l00712"></a><span class="lineno"> 712</span> <span class="keyword">struct </span>nl_addr *rtnl_route_get_src(<span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l00713"></a><span class="lineno"> 713</span> {</div>
<div class="line"><a name="l00714"></a><span class="lineno"> 714</span>  <span class="keywordflow">return</span> route->rt_src;</div>
<div class="line"><a name="l00715"></a><span class="lineno"> 715</span> }</div>
<div class="line"><a name="l00716"></a><span class="lineno"> 716</span> </div>
<div class="line"><a name="l00717"></a><span class="lineno"> 717</span> <span class="keywordtype">int</span> rtnl_route_set_type(<span class="keyword">struct</span> rtnl_route *route, uint8_t type)</div>
<div class="line"><a name="l00718"></a><span class="lineno"> 718</span> {</div>
<div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  <span class="keywordflow">if</span> (type > RTN_MAX)</div>
<div class="line"><a name="l00720"></a><span class="lineno"> 720</span>  <span class="keywordflow">return</span> -NLE_RANGE;</div>
<div class="line"><a name="l00721"></a><span class="lineno"> 721</span> </div>
<div class="line"><a name="l00722"></a><span class="lineno"> 722</span>  route->rt_type = type;</div>
<div class="line"><a name="l00723"></a><span class="lineno"> 723</span>  route->ce_mask |= ROUTE_ATTR_TYPE;</div>
<div class="line"><a name="l00724"></a><span class="lineno"> 724</span> </div>
<div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00726"></a><span class="lineno"> 726</span> }</div>
<div class="line"><a name="l00727"></a><span class="lineno"> 727</span> </div>
<div class="line"><a name="l00728"></a><span class="lineno"> 728</span> uint8_t rtnl_route_get_type(<span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l00729"></a><span class="lineno"> 729</span> {</div>
<div class="line"><a name="l00730"></a><span class="lineno"> 730</span>  <span class="keywordflow">return</span> route->rt_type;</div>
<div class="line"><a name="l00731"></a><span class="lineno"> 731</span> }</div>
<div class="line"><a name="l00732"></a><span class="lineno"> 732</span> </div>
<div class="line"><a name="l00733"></a><span class="lineno"> 733</span> <span class="keywordtype">void</span> rtnl_route_set_flags(<span class="keyword">struct</span> rtnl_route *route, uint32_t flags)</div>
<div class="line"><a name="l00734"></a><span class="lineno"> 734</span> {</div>
<div class="line"><a name="l00735"></a><span class="lineno"> 735</span>  route->rt_flag_mask |= flags;</div>
<div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  route->rt_flags |= flags;</div>
<div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  route->ce_mask |= ROUTE_ATTR_FLAGS;</div>
<div class="line"><a name="l00738"></a><span class="lineno"> 738</span> }</div>
<div class="line"><a name="l00739"></a><span class="lineno"> 739</span> </div>
<div class="line"><a name="l00740"></a><span class="lineno"> 740</span> <span class="keywordtype">void</span> rtnl_route_unset_flags(<span class="keyword">struct</span> rtnl_route *route, uint32_t flags)</div>
<div class="line"><a name="l00741"></a><span class="lineno"> 741</span> {</div>
<div class="line"><a name="l00742"></a><span class="lineno"> 742</span>  route->rt_flag_mask |= flags;</div>
<div class="line"><a name="l00743"></a><span class="lineno"> 743</span>  route->rt_flags &= ~flags;</div>
<div class="line"><a name="l00744"></a><span class="lineno"> 744</span>  route->ce_mask |= ROUTE_ATTR_FLAGS;</div>
<div class="line"><a name="l00745"></a><span class="lineno"> 745</span> }</div>
<div class="line"><a name="l00746"></a><span class="lineno"> 746</span> </div>
<div class="line"><a name="l00747"></a><span class="lineno"> 747</span> uint32_t rtnl_route_get_flags(<span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l00748"></a><span class="lineno"> 748</span> {</div>
<div class="line"><a name="l00749"></a><span class="lineno"> 749</span>  <span class="keywordflow">return</span> route->rt_flags;</div>
<div class="line"><a name="l00750"></a><span class="lineno"> 750</span> }</div>
<div class="line"><a name="l00751"></a><span class="lineno"> 751</span> </div>
<div class="line"><a name="l00752"></a><span class="lineno"> 752</span> <span class="keywordtype">int</span> rtnl_route_set_metric(<span class="keyword">struct</span> rtnl_route *route, <span class="keywordtype">int</span> metric, uint32_t value)</div>
<div class="line"><a name="l00753"></a><span class="lineno"> 753</span> {</div>
<div class="line"><a name="l00754"></a><span class="lineno"> 754</span>  <span class="keywordflow">if</span> (metric > RTAX_MAX || metric < 1)</div>
<div class="line"><a name="l00755"></a><span class="lineno"> 755</span>  <span class="keywordflow">return</span> -NLE_RANGE;</div>
<div class="line"><a name="l00756"></a><span class="lineno"> 756</span> </div>
<div class="line"><a name="l00757"></a><span class="lineno"> 757</span>  route->rt_metrics[metric - 1] = value;</div>
<div class="line"><a name="l00758"></a><span class="lineno"> 758</span> </div>
<div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  <span class="keywordflow">if</span> (!(route->rt_metrics_mask & (1 << (metric - 1)))) {</div>
<div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  route->rt_nmetrics++;</div>
<div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  route->rt_metrics_mask |= (1 << (metric - 1));</div>
<div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  }</div>
<div class="line"><a name="l00763"></a><span class="lineno"> 763</span> </div>
<div class="line"><a name="l00764"></a><span class="lineno"> 764</span>  route->ce_mask |= ROUTE_ATTR_METRICS;</div>
<div class="line"><a name="l00765"></a><span class="lineno"> 765</span> </div>
<div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00767"></a><span class="lineno"> 767</span> }</div>
<div class="line"><a name="l00768"></a><span class="lineno"> 768</span> </div>
<div class="line"><a name="l00769"></a><span class="lineno"> 769</span> <span class="keywordtype">int</span> rtnl_route_unset_metric(<span class="keyword">struct</span> rtnl_route *route, <span class="keywordtype">int</span> metric)</div>
<div class="line"><a name="l00770"></a><span class="lineno"> 770</span> {</div>
<div class="line"><a name="l00771"></a><span class="lineno"> 771</span>  <span class="keywordflow">if</span> (metric > RTAX_MAX || metric < 1)</div>
<div class="line"><a name="l00772"></a><span class="lineno"> 772</span>  <span class="keywordflow">return</span> -NLE_RANGE;</div>
<div class="line"><a name="l00773"></a><span class="lineno"> 773</span> </div>
<div class="line"><a name="l00774"></a><span class="lineno"> 774</span>  <span class="keywordflow">if</span> (route->rt_metrics_mask & (1 << (metric - 1))) {</div>
<div class="line"><a name="l00775"></a><span class="lineno"> 775</span>  route->rt_nmetrics--;</div>
<div class="line"><a name="l00776"></a><span class="lineno"> 776</span>  route->rt_metrics_mask &= ~(1 << (metric - 1));</div>
<div class="line"><a name="l00777"></a><span class="lineno"> 777</span>  }</div>
<div class="line"><a name="l00778"></a><span class="lineno"> 778</span> </div>
<div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00780"></a><span class="lineno"> 780</span> }</div>
<div class="line"><a name="l00781"></a><span class="lineno"> 781</span> </div>
<div class="line"><a name="l00782"></a><span class="lineno"> 782</span> <span class="keywordtype">int</span> rtnl_route_get_metric(<span class="keyword">struct</span> rtnl_route *route, <span class="keywordtype">int</span> metric, uint32_t *value)</div>
<div class="line"><a name="l00783"></a><span class="lineno"> 783</span> {</div>
<div class="line"><a name="l00784"></a><span class="lineno"> 784</span>  <span class="keywordflow">if</span> (metric > RTAX_MAX || metric < 1)</div>
<div class="line"><a name="l00785"></a><span class="lineno"> 785</span>  <span class="keywordflow">return</span> -NLE_RANGE;</div>
<div class="line"><a name="l00786"></a><span class="lineno"> 786</span> </div>
<div class="line"><a name="l00787"></a><span class="lineno"> 787</span>  <span class="keywordflow">if</span> (!(route->rt_metrics_mask & (1 << (metric - 1))))</div>
<div class="line"><a name="l00788"></a><span class="lineno"> 788</span>  <span class="keywordflow">return</span> -NLE_OBJ_NOTFOUND;</div>
<div class="line"><a name="l00789"></a><span class="lineno"> 789</span> </div>
<div class="line"><a name="l00790"></a><span class="lineno"> 790</span>  <span class="keywordflow">if</span> (value)</div>
<div class="line"><a name="l00791"></a><span class="lineno"> 791</span>  *value = route->rt_metrics[metric - 1];</div>
<div class="line"><a name="l00792"></a><span class="lineno"> 792</span> </div>
<div class="line"><a name="l00793"></a><span class="lineno"> 793</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00794"></a><span class="lineno"> 794</span> }</div>
<div class="line"><a name="l00795"></a><span class="lineno"> 795</span> </div>
<div class="line"><a name="l00796"></a><span class="lineno"> 796</span> <span class="keywordtype">int</span> rtnl_route_set_pref_src(<span class="keyword">struct</span> rtnl_route *route, <span class="keyword">struct</span> nl_addr *addr)</div>
<div class="line"><a name="l00797"></a><span class="lineno"> 797</span> {</div>
<div class="line"><a name="l00798"></a><span class="lineno"> 798</span>  <span class="keywordflow">if</span> (route->ce_mask & ROUTE_ATTR_FAMILY) {</div>
<div class="line"><a name="l00799"></a><span class="lineno"> 799</span>  <span class="keywordflow">if</span> (addr->a_family != route->rt_family)</div>
<div class="line"><a name="l00800"></a><span class="lineno"> 800</span>  <span class="keywordflow">return</span> -NLE_AF_MISMATCH;</div>
<div class="line"><a name="l00801"></a><span class="lineno"> 801</span>  } <span class="keywordflow">else</span></div>
<div class="line"><a name="l00802"></a><span class="lineno"> 802</span>  route->rt_family = addr->a_family;</div>
<div class="line"><a name="l00803"></a><span class="lineno"> 803</span> </div>
<div class="line"><a name="l00804"></a><span class="lineno"> 804</span>  <span class="keywordflow">if</span> (route->rt_pref_src)</div>
<div class="line"><a name="l00805"></a><span class="lineno"> 805</span>  nl_addr_put(route->rt_pref_src);</div>
<div class="line"><a name="l00806"></a><span class="lineno"> 806</span> </div>
<div class="line"><a name="l00807"></a><span class="lineno"> 807</span>  nl_addr_get(addr);</div>
<div class="line"><a name="l00808"></a><span class="lineno"> 808</span>  route->rt_pref_src = addr;</div>
<div class="line"><a name="l00809"></a><span class="lineno"> 809</span>  route->ce_mask |= (ROUTE_ATTR_PREF_SRC | ROUTE_ATTR_FAMILY);</div>
<div class="line"><a name="l00810"></a><span class="lineno"> 810</span> </div>
<div class="line"><a name="l00811"></a><span class="lineno"> 811</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00812"></a><span class="lineno"> 812</span> }</div>
<div class="line"><a name="l00813"></a><span class="lineno"> 813</span> </div>
<div class="line"><a name="l00814"></a><span class="lineno"> 814</span> <span class="keyword">struct </span>nl_addr *rtnl_route_get_pref_src(<span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l00815"></a><span class="lineno"> 815</span> {</div>
<div class="line"><a name="l00816"></a><span class="lineno"> 816</span>  <span class="keywordflow">return</span> route->rt_pref_src;</div>
<div class="line"><a name="l00817"></a><span class="lineno"> 817</span> }</div>
<div class="line"><a name="l00818"></a><span class="lineno"> 818</span> </div>
<div class="line"><a name="l00819"></a><span class="lineno"> 819</span> <span class="keywordtype">void</span> rtnl_route_set_iif(<span class="keyword">struct</span> rtnl_route *route, <span class="keywordtype">int</span> ifindex)</div>
<div class="line"><a name="l00820"></a><span class="lineno"> 820</span> {</div>
<div class="line"><a name="l00821"></a><span class="lineno"> 821</span>  route->rt_iif = ifindex;</div>
<div class="line"><a name="l00822"></a><span class="lineno"> 822</span>  route->ce_mask |= ROUTE_ATTR_IIF;</div>
<div class="line"><a name="l00823"></a><span class="lineno"> 823</span> }</div>
<div class="line"><a name="l00824"></a><span class="lineno"> 824</span> </div>
<div class="line"><a name="l00825"></a><span class="lineno"> 825</span> <span class="keywordtype">int</span> rtnl_route_get_iif(<span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l00826"></a><span class="lineno"> 826</span> {</div>
<div class="line"><a name="l00827"></a><span class="lineno"> 827</span>  <span class="keywordflow">return</span> route->rt_iif;</div>
<div class="line"><a name="l00828"></a><span class="lineno"> 828</span> }</div>
<div class="line"><a name="l00829"></a><span class="lineno"> 829</span> </div>
<div class="line"><a name="l00830"></a><span class="lineno"> 830</span> <span class="keywordtype">void</span> rtnl_route_add_nexthop(<span class="keyword">struct</span> rtnl_route *route, <span class="keyword">struct</span> rtnl_nexthop *nh)</div>
<div class="line"><a name="l00831"></a><span class="lineno"> 831</span> {</div>
<div class="line"><a name="l00832"></a><span class="lineno"> 832</span>  nl_list_add_tail(&nh->rtnh_list, &route->rt_nexthops);</div>
<div class="line"><a name="l00833"></a><span class="lineno"> 833</span>  route->rt_nr_nh++;</div>
<div class="line"><a name="l00834"></a><span class="lineno"> 834</span>  route->ce_mask |= ROUTE_ATTR_MULTIPATH;</div>
<div class="line"><a name="l00835"></a><span class="lineno"> 835</span> }</div>
<div class="line"><a name="l00836"></a><span class="lineno"> 836</span> </div>
<div class="line"><a name="l00837"></a><span class="lineno"> 837</span> <span class="keywordtype">void</span> rtnl_route_remove_nexthop(<span class="keyword">struct</span> rtnl_route *route, <span class="keyword">struct</span> rtnl_nexthop *nh)</div>
<div class="line"><a name="l00838"></a><span class="lineno"> 838</span> {</div>
<div class="line"><a name="l00839"></a><span class="lineno"> 839</span>  <span class="keywordflow">if</span> (route->ce_mask & ROUTE_ATTR_MULTIPATH) {</div>
<div class="line"><a name="l00840"></a><span class="lineno"> 840</span>  route->rt_nr_nh--;</div>
<div class="line"><a name="l00841"></a><span class="lineno"> 841</span>  nl_list_del(&nh->rtnh_list);</div>
<div class="line"><a name="l00842"></a><span class="lineno"> 842</span>  }</div>
<div class="line"><a name="l00843"></a><span class="lineno"> 843</span> }</div>
<div class="line"><a name="l00844"></a><span class="lineno"> 844</span> </div>
<div class="line"><a name="l00845"></a><span class="lineno"> 845</span> <span class="keyword">struct </span><a class="code" href="structnl__list__head.html">nl_list_head</a> *rtnl_route_get_nexthops(<span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l00846"></a><span class="lineno"> 846</span> {</div>
<div class="line"><a name="l00847"></a><span class="lineno"> 847</span>  <span class="keywordflow">if</span> (route->ce_mask & ROUTE_ATTR_MULTIPATH)</div>
<div class="line"><a name="l00848"></a><span class="lineno"> 848</span>  <span class="keywordflow">return</span> &route->rt_nexthops;</div>
<div class="line"><a name="l00849"></a><span class="lineno"> 849</span> </div>
<div class="line"><a name="l00850"></a><span class="lineno"> 850</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00851"></a><span class="lineno"> 851</span> }</div>
<div class="line"><a name="l00852"></a><span class="lineno"> 852</span> </div>
<div class="line"><a name="l00853"></a><span class="lineno"> 853</span> <span class="keywordtype">int</span> rtnl_route_get_nnexthops(<span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l00854"></a><span class="lineno"> 854</span> {</div>
<div class="line"><a name="l00855"></a><span class="lineno"> 855</span>  <span class="keywordflow">if</span> (route->ce_mask & ROUTE_ATTR_MULTIPATH)</div>
<div class="line"><a name="l00856"></a><span class="lineno"> 856</span>  <span class="keywordflow">return</span> route->rt_nr_nh;</div>
<div class="line"><a name="l00857"></a><span class="lineno"> 857</span> </div>
<div class="line"><a name="l00858"></a><span class="lineno"> 858</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00859"></a><span class="lineno"> 859</span> }</div>
<div class="line"><a name="l00860"></a><span class="lineno"> 860</span> </div>
<div class="line"><a name="l00861"></a><span class="lineno"> 861</span> <span class="keywordtype">void</span> rtnl_route_foreach_nexthop(<span class="keyword">struct</span> rtnl_route *r,</div>
<div class="line"><a name="l00862"></a><span class="lineno"> 862</span>  <span class="keywordtype">void</span> (*cb)(<span class="keyword">struct</span> rtnl_nexthop *, <span class="keywordtype">void</span> *),</div>
<div class="line"><a name="l00863"></a><span class="lineno"> 863</span>  <span class="keywordtype">void</span> *arg)</div>
<div class="line"><a name="l00864"></a><span class="lineno"> 864</span> {</div>
<div class="line"><a name="l00865"></a><span class="lineno"> 865</span>  <span class="keyword">struct </span>rtnl_nexthop *nh;</div>
<div class="line"><a name="l00866"></a><span class="lineno"> 866</span>  </div>
<div class="line"><a name="l00867"></a><span class="lineno"> 867</span>  <span class="keywordflow">if</span> (r->ce_mask & ROUTE_ATTR_MULTIPATH) {</div>
<div class="line"><a name="l00868"></a><span class="lineno"> 868</span>  nl_list_for_each_entry(nh, &r->rt_nexthops, rtnh_list) {</div>
<div class="line"><a name="l00869"></a><span class="lineno"> 869</span>  cb(nh, arg);</div>
<div class="line"><a name="l00870"></a><span class="lineno"> 870</span>  }</div>
<div class="line"><a name="l00871"></a><span class="lineno"> 871</span>  }</div>
<div class="line"><a name="l00872"></a><span class="lineno"> 872</span> }</div>
<div class="line"><a name="l00873"></a><span class="lineno"> 873</span> </div>
<div class="line"><a name="l00874"></a><span class="lineno"> 874</span> <span class="keyword">struct </span>rtnl_nexthop *rtnl_route_nexthop_n(<span class="keyword">struct</span> rtnl_route *r, <span class="keywordtype">int</span> n)</div>
<div class="line"><a name="l00875"></a><span class="lineno"> 875</span> {</div>
<div class="line"><a name="l00876"></a><span class="lineno"> 876</span>  <span class="keyword">struct </span>rtnl_nexthop *nh;</div>
<div class="line"><a name="l00877"></a><span class="lineno"> 877</span>  uint32_t i;</div>
<div class="line"><a name="l00878"></a><span class="lineno"> 878</span>  </div>
<div class="line"><a name="l00879"></a><span class="lineno"> 879</span>  <span class="keywordflow">if</span> (r->ce_mask & ROUTE_ATTR_MULTIPATH && r->rt_nr_nh > n) {</div>
<div class="line"><a name="l00880"></a><span class="lineno"> 880</span>  i = 0;</div>
<div class="line"><a name="l00881"></a><span class="lineno"> 881</span>  nl_list_for_each_entry(nh, &r->rt_nexthops, rtnh_list) {</div>
<div class="line"><a name="l00882"></a><span class="lineno"> 882</span>  <span class="keywordflow">if</span> (i == n) <span class="keywordflow">return</span> nh;</div>
<div class="line"><a name="l00883"></a><span class="lineno"> 883</span>  i++;</div>
<div class="line"><a name="l00884"></a><span class="lineno"> 884</span>  }</div>
<div class="line"><a name="l00885"></a><span class="lineno"> 885</span>  }</div>
<div class="line"><a name="l00886"></a><span class="lineno"> 886</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00887"></a><span class="lineno"> 887</span> }</div>
<div class="line"><a name="l00888"></a><span class="lineno"> 888</span> <span class="comment"></span></div>
<div class="line"><a name="l00889"></a><span class="lineno"> 889</span> <span class="comment">/** @} */</span></div>
<div class="line"><a name="l00890"></a><span class="lineno"> 890</span> <span class="comment"></span></div>
<div class="line"><a name="l00891"></a><span class="lineno"> 891</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00892"></a><span class="lineno"> 892</span> <span class="comment"> * @name Utilities</span></div>
<div class="line"><a name="l00893"></a><span class="lineno"> 893</span> <span class="comment"> * @{</span></div>
<div class="line"><a name="l00894"></a><span class="lineno"> 894</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00895"></a><span class="lineno"> 895</span> <span class="comment"></span></div>
<div class="line"><a name="l00896"></a><span class="lineno"> 896</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00897"></a><span class="lineno"> 897</span> <span class="comment"> * Guess scope of a route object.</span></div>
<div class="line"><a name="l00898"></a><span class="lineno"> 898</span> <span class="comment"> * @arg route Route object.</span></div>
<div class="line"><a name="l00899"></a><span class="lineno"> 899</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00900"></a><span class="lineno"> 900</span> <span class="comment"> * Guesses the scope of a route object, based on the following rules:</span></div>
<div class="line"><a name="l00901"></a><span class="lineno"> 901</span> <span class="comment"> * @code</span></div>
<div class="line"><a name="l00902"></a><span class="lineno"> 902</span> <span class="comment"> * 1) Local route -> local scope</span></div>
<div class="line"><a name="l00903"></a><span class="lineno"> 903</span> <span class="comment"> * 2) At least one nexthop not directly connected -> universe scope</span></div>
<div class="line"><a name="l00904"></a><span class="lineno"> 904</span> <span class="comment"> * 3) All others -> link scope</span></div>
<div class="line"><a name="l00905"></a><span class="lineno"> 905</span> <span class="comment"> * @endcode</span></div>
<div class="line"><a name="l00906"></a><span class="lineno"> 906</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00907"></a><span class="lineno"> 907</span> <span class="comment"> * @return Scope value.</span></div>
<div class="line"><a name="l00908"></a><span class="lineno"> 908</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00909"></a><span class="lineno"><a class="code" href="group__route__obj.html#ga0d26c6a1e31a96426c2c7c25dc76b0c6"> 909</a></span> <span class="keywordtype">int</span> <a class="code" href="group__route__obj.html#ga0d26c6a1e31a96426c2c7c25dc76b0c6" title="Guess scope of a route object.">rtnl_route_guess_scope</a>(<span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l00910"></a><span class="lineno"> 910</span> {</div>
<div class="line"><a name="l00911"></a><span class="lineno"> 911</span>  <span class="keywordflow">if</span> (route->rt_type == RTN_LOCAL)</div>
<div class="line"><a name="l00912"></a><span class="lineno"> 912</span>  <span class="keywordflow">return</span> RT_SCOPE_HOST;</div>
<div class="line"><a name="l00913"></a><span class="lineno"> 913</span> </div>
<div class="line"><a name="l00914"></a><span class="lineno"> 914</span>  <span class="keywordflow">if</span> (!nl_list_empty(&route->rt_nexthops)) {</div>
<div class="line"><a name="l00915"></a><span class="lineno"> 915</span>  <span class="keyword">struct </span>rtnl_nexthop *nh;</div>
<div class="line"><a name="l00916"></a><span class="lineno"> 916</span> </div>
<div class="line"><a name="l00917"></a><span class="lineno"> 917</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00918"></a><span class="lineno"> 918</span> <span class="comment"> * Use scope uiniverse if there is at least one nexthop which</span></div>
<div class="line"><a name="l00919"></a><span class="lineno"> 919</span> <span class="comment"> * is not directly connected</span></div>
<div class="line"><a name="l00920"></a><span class="lineno"> 920</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00921"></a><span class="lineno"> 921</span>  nl_list_for_each_entry(nh, &route->rt_nexthops, rtnh_list) {</div>
<div class="line"><a name="l00922"></a><span class="lineno"> 922</span>  <span class="keywordflow">if</span> (nh->rtnh_gateway)</div>
<div class="line"><a name="l00923"></a><span class="lineno"> 923</span>  <span class="keywordflow">return</span> RT_SCOPE_UNIVERSE;</div>
<div class="line"><a name="l00924"></a><span class="lineno"> 924</span>  }</div>
<div class="line"><a name="l00925"></a><span class="lineno"> 925</span>  }</div>
<div class="line"><a name="l00926"></a><span class="lineno"> 926</span> </div>
<div class="line"><a name="l00927"></a><span class="lineno"> 927</span>  <span class="keywordflow">return</span> RT_SCOPE_LINK;</div>
<div class="line"><a name="l00928"></a><span class="lineno"> 928</span> }</div>
<div class="line"><a name="l00929"></a><span class="lineno"> 929</span> <span class="comment"></span></div>
<div class="line"><a name="l00930"></a><span class="lineno"> 930</span> <span class="comment">/** @} */</span></div>
<div class="line"><a name="l00931"></a><span class="lineno"> 931</span> </div>
<div class="line"><a name="l00932"></a><span class="lineno"> 932</span> <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structnla__policy.html" title="Attribute validation policy.">nla_policy</a> route_policy[RTA_MAX+1] = {</div>
<div class="line"><a name="l00933"></a><span class="lineno"> 933</span>  [RTA_IIF] = { .<a class="code" href="structnla__policy.html#aaa36c9d1e298fc9e4ee16a8fb553b32a" title="Type of attribute or NLA_UNSPEC.">type</a> = <a class="code" href="group__attr.html#ggadf764cbdea00d65edcd07bb9953ad2b7abddb836025b456b06b025c293bff6dc8" title="32 bit integer">NLA_U32</a> },</div>
<div class="line"><a name="l00934"></a><span class="lineno"> 934</span>  [RTA_OIF] = { .type = <a class="code" href="group__attr.html#ggadf764cbdea00d65edcd07bb9953ad2b7abddb836025b456b06b025c293bff6dc8" title="32 bit integer">NLA_U32</a> },</div>
<div class="line"><a name="l00935"></a><span class="lineno"> 935</span>  [RTA_PRIORITY] = { .type = <a class="code" href="group__attr.html#ggadf764cbdea00d65edcd07bb9953ad2b7abddb836025b456b06b025c293bff6dc8" title="32 bit integer">NLA_U32</a> },</div>
<div class="line"><a name="l00936"></a><span class="lineno"> 936</span>  [RTA_FLOW] = { .type = <a class="code" href="group__attr.html#ggadf764cbdea00d65edcd07bb9953ad2b7abddb836025b456b06b025c293bff6dc8" title="32 bit integer">NLA_U32</a> },</div>
<div class="line"><a name="l00937"></a><span class="lineno"> 937</span>  [RTA_CACHEINFO] = { .minlen = <span class="keyword">sizeof</span>(<span class="keyword">struct </span>rta_cacheinfo) },</div>
<div class="line"><a name="l00938"></a><span class="lineno"> 938</span>  [RTA_METRICS] = { .type = <a class="code" href="group__attr.html#ggadf764cbdea00d65edcd07bb9953ad2b7a925c06a260a9ffaef80ee4aa13738e19" title="Nested attributes.">NLA_NESTED</a> },</div>
<div class="line"><a name="l00939"></a><span class="lineno"> 939</span>  [RTA_MULTIPATH] = { .type = <a class="code" href="group__attr.html#ggadf764cbdea00d65edcd07bb9953ad2b7a925c06a260a9ffaef80ee4aa13738e19" title="Nested attributes.">NLA_NESTED</a> },</div>
<div class="line"><a name="l00940"></a><span class="lineno"> 940</span> };</div>
<div class="line"><a name="l00941"></a><span class="lineno"> 941</span> </div>
<div class="line"><a name="l00942"></a><span class="lineno"> 942</span> <span class="keyword">static</span> <span class="keywordtype">int</span> parse_multipath(<span class="keyword">struct</span> rtnl_route *route, <span class="keyword">struct</span> nlattr *attr)</div>
<div class="line"><a name="l00943"></a><span class="lineno"> 943</span> {</div>
<div class="line"><a name="l00944"></a><span class="lineno"> 944</span>  <span class="keyword">struct </span>rtnl_nexthop *nh = NULL;</div>
<div class="line"><a name="l00945"></a><span class="lineno"> 945</span>  <span class="keyword">struct </span>rtnexthop *rtnh = <a class="code" href="group__attr.html#gaf39d6bbd2be1fc2de30b6b7d079a5fce" title="Return pointer to the payload section.">nla_data</a>(attr);</div>
<div class="line"><a name="l00946"></a><span class="lineno"> 946</span>  <span class="keywordtype">size_t</span> tlen = <a class="code" href="group__attr.html#gac5a7705797946fa9c0775997bb8d130b" title="Return length of the payload .">nla_len</a>(attr);</div>
<div class="line"><a name="l00947"></a><span class="lineno"> 947</span>  <span class="keywordtype">int</span> err;</div>
<div class="line"><a name="l00948"></a><span class="lineno"> 948</span> </div>
<div class="line"><a name="l00949"></a><span class="lineno"> 949</span>  <span class="keywordflow">while</span> (tlen >= <span class="keyword">sizeof</span>(*rtnh) && tlen >= rtnh->rtnh_len) {</div>
<div class="line"><a name="l00950"></a><span class="lineno"> 950</span>  nh = rtnl_route_nh_alloc();</div>
<div class="line"><a name="l00951"></a><span class="lineno"> 951</span>  <span class="keywordflow">if</span> (!nh)</div>
<div class="line"><a name="l00952"></a><span class="lineno"> 952</span>  <span class="keywordflow">return</span> -NLE_NOMEM;</div>
<div class="line"><a name="l00953"></a><span class="lineno"> 953</span> </div>
<div class="line"><a name="l00954"></a><span class="lineno"> 954</span>  rtnl_route_nh_set_weight(nh, rtnh->rtnh_hops);</div>
<div class="line"><a name="l00955"></a><span class="lineno"> 955</span>  rtnl_route_nh_set_ifindex(nh, rtnh->rtnh_ifindex);</div>
<div class="line"><a name="l00956"></a><span class="lineno"> 956</span>  rtnl_route_nh_set_flags(nh, rtnh->rtnh_flags);</div>
<div class="line"><a name="l00957"></a><span class="lineno"> 957</span> </div>
<div class="line"><a name="l00958"></a><span class="lineno"> 958</span>  <span class="keywordflow">if</span> (rtnh->rtnh_len > <span class="keyword">sizeof</span>(*rtnh)) {</div>
<div class="line"><a name="l00959"></a><span class="lineno"> 959</span>  <span class="keyword">struct </span>nlattr *ntb[RTA_MAX + 1];</div>
<div class="line"><a name="l00960"></a><span class="lineno"> 960</span> </div>
<div class="line"><a name="l00961"></a><span class="lineno"> 961</span>  err = <a class="code" href="group__attr.html#gaa7ad544b5a93034602a442eb26cda92c" title="Create attribute index based on a stream of attributes.">nla_parse</a>(ntb, RTA_MAX, (<span class="keyword">struct</span> nlattr *)</div>
<div class="line"><a name="l00962"></a><span class="lineno"> 962</span>  RTNH_DATA(rtnh),</div>
<div class="line"><a name="l00963"></a><span class="lineno"> 963</span>  rtnh->rtnh_len - <span class="keyword">sizeof</span>(*rtnh),</div>
<div class="line"><a name="l00964"></a><span class="lineno"> 964</span>  route_policy);</div>
<div class="line"><a name="l00965"></a><span class="lineno"> 965</span>  <span class="keywordflow">if</span> (err < 0)</div>
<div class="line"><a name="l00966"></a><span class="lineno"> 966</span>  <span class="keywordflow">goto</span> errout;</div>
<div class="line"><a name="l00967"></a><span class="lineno"> 967</span> </div>
<div class="line"><a name="l00968"></a><span class="lineno"> 968</span>  <span class="keywordflow">if</span> (ntb[RTA_GATEWAY]) {</div>
<div class="line"><a name="l00969"></a><span class="lineno"> 969</span>  <span class="keyword">struct </span>nl_addr *addr;</div>
<div class="line"><a name="l00970"></a><span class="lineno"> 970</span> </div>
<div class="line"><a name="l00971"></a><span class="lineno"> 971</span>  addr = <a class="code" href="group__addr.html#gaf8c23feac1a865e78c9a1d69ea4a2a99" title="Allocate abstract address based on netlink attribute.">nl_addr_alloc_attr</a>(ntb[RTA_GATEWAY],</div>
<div class="line"><a name="l00972"></a><span class="lineno"> 972</span>  route->rt_family);</div>
<div class="line"><a name="l00973"></a><span class="lineno"> 973</span>  <span class="keywordflow">if</span> (!addr) {</div>
<div class="line"><a name="l00974"></a><span class="lineno"> 974</span>  err = -NLE_NOMEM;</div>
<div class="line"><a name="l00975"></a><span class="lineno"> 975</span>  <span class="keywordflow">goto</span> errout;</div>
<div class="line"><a name="l00976"></a><span class="lineno"> 976</span>  }</div>
<div class="line"><a name="l00977"></a><span class="lineno"> 977</span> </div>
<div class="line"><a name="l00978"></a><span class="lineno"> 978</span>  rtnl_route_nh_set_gateway(nh, addr);</div>
<div class="line"><a name="l00979"></a><span class="lineno"> 979</span>  nl_addr_put(addr);</div>
<div class="line"><a name="l00980"></a><span class="lineno"> 980</span>  }</div>
<div class="line"><a name="l00981"></a><span class="lineno"> 981</span> </div>
<div class="line"><a name="l00982"></a><span class="lineno"> 982</span>  <span class="keywordflow">if</span> (ntb[RTA_FLOW]) {</div>
<div class="line"><a name="l00983"></a><span class="lineno"> 983</span>  uint32_t realms;</div>
<div class="line"><a name="l00984"></a><span class="lineno"> 984</span>  </div>
<div class="line"><a name="l00985"></a><span class="lineno"> 985</span>  realms = <a class="code" href="group__attr.html#gabda0290a8b26cc577c2c5cefa814aeac" title="Return payload of 32 bit integer attribute.">nla_get_u32</a>(ntb[RTA_FLOW]);</div>
<div class="line"><a name="l00986"></a><span class="lineno"> 986</span>  rtnl_route_nh_set_realms(nh, realms);</div>
<div class="line"><a name="l00987"></a><span class="lineno"> 987</span>  }</div>
<div class="line"><a name="l00988"></a><span class="lineno"> 988</span>  }</div>
<div class="line"><a name="l00989"></a><span class="lineno"> 989</span> </div>
<div class="line"><a name="l00990"></a><span class="lineno"> 990</span>  rtnl_route_add_nexthop(route, nh);</div>
<div class="line"><a name="l00991"></a><span class="lineno"> 991</span>  tlen -= RTNH_ALIGN(rtnh->rtnh_len);</div>
<div class="line"><a name="l00992"></a><span class="lineno"> 992</span>  rtnh = RTNH_NEXT(rtnh);</div>
<div class="line"><a name="l00993"></a><span class="lineno"> 993</span>  }</div>
<div class="line"><a name="l00994"></a><span class="lineno"> 994</span> </div>
<div class="line"><a name="l00995"></a><span class="lineno"> 995</span>  err = 0;</div>
<div class="line"><a name="l00996"></a><span class="lineno"> 996</span> errout:</div>
<div class="line"><a name="l00997"></a><span class="lineno"> 997</span>  <span class="keywordflow">if</span> (err && nh)</div>
<div class="line"><a name="l00998"></a><span class="lineno"> 998</span>  rtnl_route_nh_free(nh);</div>
<div class="line"><a name="l00999"></a><span class="lineno"> 999</span> </div>
<div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>  <span class="keywordflow">return</span> err;</div>
<div class="line"><a name="l01001"></a><span class="lineno"> 1001</span> }</div>
<div class="line"><a name="l01002"></a><span class="lineno"> 1002</span> </div>
<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span> <span class="keywordtype">int</span> rtnl_route_parse(<span class="keyword">struct</span> nlmsghdr *nlh, <span class="keyword">struct</span> rtnl_route **result)</div>
<div class="line"><a name="l01004"></a><span class="lineno"> 1004</span> {</div>
<div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>  <span class="keyword">struct </span>rtmsg *rtm;</div>
<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>  <span class="keyword">struct </span>rtnl_route *route;</div>
<div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>  <span class="keyword">struct </span>nlattr *tb[RTA_MAX + 1];</div>
<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>  <span class="keyword">struct </span>nl_addr *src = NULL, *dst = NULL, *addr;</div>
<div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>  <span class="keyword">struct </span>rtnl_nexthop *old_nh = NULL;</div>
<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>  <span class="keywordtype">int</span> err, family;</div>
<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span> </div>
<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>  route = rtnl_route_alloc();</div>
<div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>  <span class="keywordflow">if</span> (!route) {</div>
<div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>  err = -NLE_NOMEM;</div>
<div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>  <span class="keywordflow">goto</span> errout;</div>
<div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>  }</div>
<div class="line"><a name="l01017"></a><span class="lineno"> 1017</span> </div>
<div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>  route->ce_msgtype = nlh->nlmsg_type;</div>
<div class="line"><a name="l01019"></a><span class="lineno"> 1019</span> </div>
<div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>  err = <a class="code" href="group__msg.html#ga2671eefe95c3e44dec8ddab51ae57593" title="parse attributes of a netlink message">nlmsg_parse</a>(nlh, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> rtmsg), tb, RTA_MAX, route_policy);</div>
<div class="line"><a name="l01021"></a><span class="lineno"> 1021</span>  <span class="keywordflow">if</span> (err < 0)</div>
<div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>  <span class="keywordflow">goto</span> errout;</div>
<div class="line"><a name="l01023"></a><span class="lineno"> 1023</span> </div>
<div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>  rtm = <a class="code" href="group__msg.html#gae44a904bb40c8b5f5ff31539c21cfa5a" title="Return pointer to message payload.">nlmsg_data</a>(nlh);</div>
<div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>  route->rt_family = family = rtm->rtm_family;</div>
<div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>  route->rt_tos = rtm->rtm_tos;</div>
<div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>  route->rt_table = rtm->rtm_table;</div>
<div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>  route->rt_type = rtm->rtm_type;</div>
<div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>  route->rt_scope = rtm->rtm_scope;</div>
<div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>  route->rt_protocol = rtm->rtm_protocol;</div>
<div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>  route->rt_flags = rtm->rtm_flags;</div>
<div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>  route->rt_prio = 0;</div>
<div class="line"><a name="l01033"></a><span class="lineno"> 1033</span> </div>
<div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>  route->ce_mask |= ROUTE_ATTR_FAMILY | ROUTE_ATTR_TOS |</div>
<div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>  ROUTE_ATTR_TABLE | ROUTE_ATTR_TYPE |</div>
<div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>  ROUTE_ATTR_SCOPE | ROUTE_ATTR_PROTOCOL |</div>
<div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>  ROUTE_ATTR_FLAGS | ROUTE_ATTR_PRIO;</div>
<div class="line"><a name="l01038"></a><span class="lineno"> 1038</span> </div>
<div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>  <span class="keywordflow">if</span> (tb[RTA_DST]) {</div>
<div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>  <span class="keywordflow">if</span> (!(dst = <a class="code" href="group__addr.html#gaf8c23feac1a865e78c9a1d69ea4a2a99" title="Allocate abstract address based on netlink attribute.">nl_addr_alloc_attr</a>(tb[RTA_DST], family)))</div>
<div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>  <span class="keywordflow">goto</span> errout_nomem;</div>
<div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>  <span class="keywordflow">if</span> (!(dst = <a class="code" href="group__addr.html#ga95f044c6a8065a7e909ffe214517c501" title="Allocate new abstract address object.">nl_addr_alloc</a>(0)))</div>
<div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>  <span class="keywordflow">goto</span> errout_nomem;</div>
<div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>  nl_addr_set_family(dst, rtm->rtm_family);</div>
<div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>  }</div>
<div class="line"><a name="l01047"></a><span class="lineno"> 1047</span> </div>
<div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>  nl_addr_set_prefixlen(dst, rtm->rtm_dst_len);</div>
<div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>  err = rtnl_route_set_dst(route, dst);</div>
<div class="line"><a name="l01050"></a><span class="lineno"> 1050</span>  <span class="keywordflow">if</span> (err < 0)</div>
<div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>  <span class="keywordflow">goto</span> errout;</div>
<div class="line"><a name="l01052"></a><span class="lineno"> 1052</span> </div>
<div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>  nl_addr_put(dst);</div>
<div class="line"><a name="l01054"></a><span class="lineno"> 1054</span> </div>
<div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>  <span class="keywordflow">if</span> (tb[RTA_SRC]) {</div>
<div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>  <span class="keywordflow">if</span> (!(src = <a class="code" href="group__addr.html#gaf8c23feac1a865e78c9a1d69ea4a2a99" title="Allocate abstract address based on netlink attribute.">nl_addr_alloc_attr</a>(tb[RTA_SRC], family)))</div>
<div class="line"><a name="l01057"></a><span class="lineno"> 1057</span>  <span class="keywordflow">goto</span> errout_nomem;</div>
<div class="line"><a name="l01058"></a><span class="lineno"> 1058</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (rtm->rtm_src_len)</div>
<div class="line"><a name="l01059"></a><span class="lineno"> 1059</span>  <span class="keywordflow">if</span> (!(src = <a class="code" href="group__addr.html#ga95f044c6a8065a7e909ffe214517c501" title="Allocate new abstract address object.">nl_addr_alloc</a>(0)))</div>
<div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>  <span class="keywordflow">goto</span> errout_nomem;</div>
<div class="line"><a name="l01061"></a><span class="lineno"> 1061</span> </div>
<div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>  <span class="keywordflow">if</span> (src) {</div>
<div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>  nl_addr_set_prefixlen(src, rtm->rtm_src_len);</div>
<div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>  rtnl_route_set_src(route, src);</div>
<div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>  nl_addr_put(src);</div>
<div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>  }</div>
<div class="line"><a name="l01067"></a><span class="lineno"> 1067</span> </div>
<div class="line"><a name="l01068"></a><span class="lineno"> 1068</span>  <span class="keywordflow">if</span> (tb[RTA_TABLE])</div>
<div class="line"><a name="l01069"></a><span class="lineno"> 1069</span>  rtnl_route_set_table(route, <a class="code" href="group__attr.html#gabda0290a8b26cc577c2c5cefa814aeac" title="Return payload of 32 bit integer attribute.">nla_get_u32</a>(tb[RTA_TABLE]));</div>
<div class="line"><a name="l01070"></a><span class="lineno"> 1070</span> </div>
<div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>  <span class="keywordflow">if</span> (tb[RTA_IIF])</div>
<div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>  rtnl_route_set_iif(route, <a class="code" href="group__attr.html#gabda0290a8b26cc577c2c5cefa814aeac" title="Return payload of 32 bit integer attribute.">nla_get_u32</a>(tb[RTA_IIF]));</div>
<div class="line"><a name="l01073"></a><span class="lineno"> 1073</span> </div>
<div class="line"><a name="l01074"></a><span class="lineno"> 1074</span>  <span class="keywordflow">if</span> (tb[RTA_PRIORITY])</div>
<div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>  rtnl_route_set_priority(route, <a class="code" href="group__attr.html#gabda0290a8b26cc577c2c5cefa814aeac" title="Return payload of 32 bit integer attribute.">nla_get_u32</a>(tb[RTA_PRIORITY]));</div>
<div class="line"><a name="l01076"></a><span class="lineno"> 1076</span> </div>
<div class="line"><a name="l01077"></a><span class="lineno"> 1077</span>  <span class="keywordflow">if</span> (tb[RTA_PREFSRC]) {</div>
<div class="line"><a name="l01078"></a><span class="lineno"> 1078</span>  <span class="keywordflow">if</span> (!(addr = <a class="code" href="group__addr.html#gaf8c23feac1a865e78c9a1d69ea4a2a99" title="Allocate abstract address based on netlink attribute.">nl_addr_alloc_attr</a>(tb[RTA_PREFSRC], family)))</div>
<div class="line"><a name="l01079"></a><span class="lineno"> 1079</span>  <span class="keywordflow">goto</span> errout_nomem;</div>
<div class="line"><a name="l01080"></a><span class="lineno"> 1080</span>  rtnl_route_set_pref_src(route, addr);</div>
<div class="line"><a name="l01081"></a><span class="lineno"> 1081</span>  nl_addr_put(addr);</div>
<div class="line"><a name="l01082"></a><span class="lineno"> 1082</span>  }</div>
<div class="line"><a name="l01083"></a><span class="lineno"> 1083</span> </div>
<div class="line"><a name="l01084"></a><span class="lineno"> 1084</span>  <span class="keywordflow">if</span> (tb[RTA_METRICS]) {</div>
<div class="line"><a name="l01085"></a><span class="lineno"> 1085</span>  <span class="keyword">struct </span>nlattr *mtb[RTAX_MAX + 1];</div>
<div class="line"><a name="l01086"></a><span class="lineno"> 1086</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l01087"></a><span class="lineno"> 1087</span> </div>
<div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>  err = <a class="code" href="group__attr.html#ga974ec0720b2d863a5c65da868bcb7a6e" title="Create attribute index based on nested attribute.">nla_parse_nested</a>(mtb, RTAX_MAX, tb[RTA_METRICS], NULL);</div>
<div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>  <span class="keywordflow">if</span> (err < 0)</div>
<div class="line"><a name="l01090"></a><span class="lineno"> 1090</span>  <span class="keywordflow">goto</span> errout;</div>
<div class="line"><a name="l01091"></a><span class="lineno"> 1091</span> </div>
<div class="line"><a name="l01092"></a><span class="lineno"> 1092</span>  <span class="keywordflow">for</span> (i = 1; i <= RTAX_MAX; i++) {</div>
<div class="line"><a name="l01093"></a><span class="lineno"> 1093</span>  <span class="keywordflow">if</span> (mtb[i] && <a class="code" href="group__attr.html#gac5a7705797946fa9c0775997bb8d130b" title="Return length of the payload .">nla_len</a>(mtb[i]) >= <span class="keyword">sizeof</span>(uint32_t)) {</div>
<div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>  uint32_t m = <a class="code" href="group__attr.html#gabda0290a8b26cc577c2c5cefa814aeac" title="Return payload of 32 bit integer attribute.">nla_get_u32</a>(mtb[i]);</div>
<div class="line"><a name="l01095"></a><span class="lineno"> 1095</span>  <span class="keywordflow">if</span> (rtnl_route_set_metric(route, i, m) < 0)</div>
<div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>  <span class="keywordflow">goto</span> errout;</div>
<div class="line"><a name="l01097"></a><span class="lineno"> 1097</span>  }</div>
<div class="line"><a name="l01098"></a><span class="lineno"> 1098</span>  }</div>
<div class="line"><a name="l01099"></a><span class="lineno"> 1099</span>  }</div>
<div class="line"><a name="l01100"></a><span class="lineno"> 1100</span> </div>
<div class="line"><a name="l01101"></a><span class="lineno"> 1101</span>  <span class="keywordflow">if</span> (tb[RTA_MULTIPATH])</div>
<div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>  <span class="keywordflow">if</span> ((err = parse_multipath(route, tb[RTA_MULTIPATH])) < 0)</div>
<div class="line"><a name="l01103"></a><span class="lineno"> 1103</span>  <span class="keywordflow">goto</span> errout;</div>
<div class="line"><a name="l01104"></a><span class="lineno"> 1104</span> </div>
<div class="line"><a name="l01105"></a><span class="lineno"> 1105</span>  <span class="keywordflow">if</span> (tb[RTA_CACHEINFO]) {</div>
<div class="line"><a name="l01106"></a><span class="lineno"> 1106</span>  <a class="code" href="group__attr.html#gaf2cdaf473a1054b9c3fc735ca7275403" title="Copy attribute payload to another memory area.">nla_memcpy</a>(&route->rt_cacheinfo, tb[RTA_CACHEINFO],</div>
<div class="line"><a name="l01107"></a><span class="lineno"> 1107</span>  <span class="keyword">sizeof</span>(route->rt_cacheinfo));</div>
<div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>  route->ce_mask |= ROUTE_ATTR_CACHEINFO;</div>
<div class="line"><a name="l01109"></a><span class="lineno"> 1109</span>  }</div>
<div class="line"><a name="l01110"></a><span class="lineno"> 1110</span> </div>
<div class="line"><a name="l01111"></a><span class="lineno"> 1111</span>  <span class="keywordflow">if</span> (tb[RTA_OIF]) {</div>
<div class="line"><a name="l01112"></a><span class="lineno"> 1112</span>  <span class="keywordflow">if</span> (!old_nh && !(old_nh = rtnl_route_nh_alloc()))</div>
<div class="line"><a name="l01113"></a><span class="lineno"> 1113</span>  <span class="keywordflow">goto</span> errout;</div>
<div class="line"><a name="l01114"></a><span class="lineno"> 1114</span> </div>
<div class="line"><a name="l01115"></a><span class="lineno"> 1115</span>  rtnl_route_nh_set_ifindex(old_nh, <a class="code" href="group__attr.html#gabda0290a8b26cc577c2c5cefa814aeac" title="Return payload of 32 bit integer attribute.">nla_get_u32</a>(tb[RTA_OIF]));</div>
<div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>  }</div>
<div class="line"><a name="l01117"></a><span class="lineno"> 1117</span> </div>
<div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>  <span class="keywordflow">if</span> (tb[RTA_GATEWAY]) {</div>
<div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>  <span class="keywordflow">if</span> (!old_nh && !(old_nh = rtnl_route_nh_alloc()))</div>
<div class="line"><a name="l01120"></a><span class="lineno"> 1120</span>  <span class="keywordflow">goto</span> errout;</div>
<div class="line"><a name="l01121"></a><span class="lineno"> 1121</span> </div>
<div class="line"><a name="l01122"></a><span class="lineno"> 1122</span>  <span class="keywordflow">if</span> (!(addr = <a class="code" href="group__addr.html#gaf8c23feac1a865e78c9a1d69ea4a2a99" title="Allocate abstract address based on netlink attribute.">nl_addr_alloc_attr</a>(tb[RTA_GATEWAY], family)))</div>
<div class="line"><a name="l01123"></a><span class="lineno"> 1123</span>  <span class="keywordflow">goto</span> errout_nomem;</div>
<div class="line"><a name="l01124"></a><span class="lineno"> 1124</span> </div>
<div class="line"><a name="l01125"></a><span class="lineno"> 1125</span>  rtnl_route_nh_set_gateway(old_nh, addr);</div>
<div class="line"><a name="l01126"></a><span class="lineno"> 1126</span>  nl_addr_put(addr);</div>
<div class="line"><a name="l01127"></a><span class="lineno"> 1127</span>  }</div>
<div class="line"><a name="l01128"></a><span class="lineno"> 1128</span> </div>
<div class="line"><a name="l01129"></a><span class="lineno"> 1129</span>  <span class="keywordflow">if</span> (tb[RTA_FLOW]) {</div>
<div class="line"><a name="l01130"></a><span class="lineno"> 1130</span>  <span class="keywordflow">if</span> (!old_nh && !(old_nh = rtnl_route_nh_alloc()))</div>
<div class="line"><a name="l01131"></a><span class="lineno"> 1131</span>  <span class="keywordflow">goto</span> errout;</div>
<div class="line"><a name="l01132"></a><span class="lineno"> 1132</span> </div>
<div class="line"><a name="l01133"></a><span class="lineno"> 1133</span>  rtnl_route_nh_set_realms(old_nh, <a class="code" href="group__attr.html#gabda0290a8b26cc577c2c5cefa814aeac" title="Return payload of 32 bit integer attribute.">nla_get_u32</a>(tb[RTA_FLOW]));</div>
<div class="line"><a name="l01134"></a><span class="lineno"> 1134</span>  }</div>
<div class="line"><a name="l01135"></a><span class="lineno"> 1135</span> </div>
<div class="line"><a name="l01136"></a><span class="lineno"> 1136</span>  <span class="keywordflow">if</span> (old_nh) {</div>
<div class="line"><a name="l01137"></a><span class="lineno"> 1137</span>  rtnl_route_nh_set_flags(old_nh, rtm->rtm_flags & 0xff);</div>
<div class="line"><a name="l01138"></a><span class="lineno"> 1138</span>  <span class="keywordflow">if</span> (route->rt_nr_nh == 0) {</div>
<div class="line"><a name="l01139"></a><span class="lineno"> 1139</span>  <span class="comment">/* If no nexthops have been provided via RTA_MULTIPATH</span></div>
<div class="line"><a name="l01140"></a><span class="lineno"> 1140</span> <span class="comment"> * we add it as regular nexthop to maintain backwards</span></div>
<div class="line"><a name="l01141"></a><span class="lineno"> 1141</span> <span class="comment"> * compatibility */</span></div>
<div class="line"><a name="l01142"></a><span class="lineno"> 1142</span>  rtnl_route_add_nexthop(route, old_nh);</div>
<div class="line"><a name="l01143"></a><span class="lineno"> 1143</span>  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01144"></a><span class="lineno"> 1144</span>  <span class="comment">/* Kernel supports new style nexthop configuration,</span></div>
<div class="line"><a name="l01145"></a><span class="lineno"> 1145</span> <span class="comment"> * verify that it is a duplicate and discard nexthop. */</span></div>
<div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>  <span class="keyword">struct </span>rtnl_nexthop *first;</div>
<div class="line"><a name="l01147"></a><span class="lineno"> 1147</span> </div>
<div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>  first = nl_list_first_entry(&route->rt_nexthops,</div>
<div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>  <span class="keyword">struct</span> rtnl_nexthop,</div>
<div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>  rtnh_list);</div>
<div class="line"><a name="l01151"></a><span class="lineno"> 1151</span>  <span class="keywordflow">if</span> (!first)</div>
<div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>  BUG();</div>
<div class="line"><a name="l01153"></a><span class="lineno"> 1153</span> </div>
<div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>  <span class="keywordflow">if</span> (rtnl_route_nh_compare(old_nh, first,</div>
<div class="line"><a name="l01155"></a><span class="lineno"> 1155</span>  old_nh->ce_mask, 0)) {</div>
<div class="line"><a name="l01156"></a><span class="lineno"> 1156</span>  err = -NLE_INVAL;</div>
<div class="line"><a name="l01157"></a><span class="lineno"> 1157</span>  <span class="keywordflow">goto</span> errout;</div>
<div class="line"><a name="l01158"></a><span class="lineno"> 1158</span>  }</div>
<div class="line"><a name="l01159"></a><span class="lineno"> 1159</span> </div>
<div class="line"><a name="l01160"></a><span class="lineno"> 1160</span>  rtnl_route_nh_free(old_nh);</div>
<div class="line"><a name="l01161"></a><span class="lineno"> 1161</span>  }</div>
<div class="line"><a name="l01162"></a><span class="lineno"> 1162</span>  }</div>
<div class="line"><a name="l01163"></a><span class="lineno"> 1163</span> </div>
<div class="line"><a name="l01164"></a><span class="lineno"> 1164</span>  *result = route;</div>
<div class="line"><a name="l01165"></a><span class="lineno"> 1165</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l01166"></a><span class="lineno"> 1166</span> </div>
<div class="line"><a name="l01167"></a><span class="lineno"> 1167</span> errout:</div>
<div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>  rtnl_route_put(route);</div>
<div class="line"><a name="l01169"></a><span class="lineno"> 1169</span>  <span class="keywordflow">return</span> err;</div>
<div class="line"><a name="l01170"></a><span class="lineno"> 1170</span> </div>
<div class="line"><a name="l01171"></a><span class="lineno"> 1171</span> errout_nomem:</div>
<div class="line"><a name="l01172"></a><span class="lineno"> 1172</span>  err = -NLE_NOMEM;</div>
<div class="line"><a name="l01173"></a><span class="lineno"> 1173</span>  <span class="keywordflow">goto</span> errout;</div>
<div class="line"><a name="l01174"></a><span class="lineno"> 1174</span> }</div>
<div class="line"><a name="l01175"></a><span class="lineno"> 1175</span> </div>
<div class="line"><a name="l01176"></a><span class="lineno"> 1176</span> <span class="keywordtype">int</span> rtnl_route_build_msg(<span class="keyword">struct</span> nl_msg *msg, <span class="keyword">struct</span> rtnl_route *route)</div>
<div class="line"><a name="l01177"></a><span class="lineno"> 1177</span> {</div>
<div class="line"><a name="l01178"></a><span class="lineno"> 1178</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l01179"></a><span class="lineno"> 1179</span>  <span class="keyword">struct </span>nlattr *metrics;</div>
<div class="line"><a name="l01180"></a><span class="lineno"> 1180</span>  <span class="keyword">struct </span>rtmsg rtmsg = {</div>
<div class="line"><a name="l01181"></a><span class="lineno"> 1181</span>  .rtm_family = route->rt_family,</div>
<div class="line"><a name="l01182"></a><span class="lineno"> 1182</span>  .rtm_tos = route->rt_tos,</div>
<div class="line"><a name="l01183"></a><span class="lineno"> 1183</span>  .rtm_table = route->rt_table,</div>
<div class="line"><a name="l01184"></a><span class="lineno"> 1184</span>  .rtm_protocol = route->rt_protocol,</div>
<div class="line"><a name="l01185"></a><span class="lineno"> 1185</span>  .rtm_scope = route->rt_scope,</div>
<div class="line"><a name="l01186"></a><span class="lineno"> 1186</span>  .rtm_type = route->rt_type,</div>
<div class="line"><a name="l01187"></a><span class="lineno"> 1187</span>  .rtm_flags = route->rt_flags,</div>
<div class="line"><a name="l01188"></a><span class="lineno"> 1188</span>  };</div>
<div class="line"><a name="l01189"></a><span class="lineno"> 1189</span> </div>
<div class="line"><a name="l01190"></a><span class="lineno"> 1190</span>  <span class="keywordflow">if</span> (route->rt_dst == NULL)</div>
<div class="line"><a name="l01191"></a><span class="lineno"> 1191</span>  <span class="keywordflow">return</span> -NLE_MISSING_ATTR;</div>
<div class="line"><a name="l01192"></a><span class="lineno"> 1192</span> </div>
<div class="line"><a name="l01193"></a><span class="lineno"> 1193</span>  rtmsg.rtm_dst_len = <a class="code" href="group__addr.html#gabaeaaa163f115fff9318424fc9bd304b" title="Get prefix length of abstract address object.">nl_addr_get_prefixlen</a>(route->rt_dst);</div>
<div class="line"><a name="l01194"></a><span class="lineno"> 1194</span>  <span class="keywordflow">if</span> (route->rt_src)</div>
<div class="line"><a name="l01195"></a><span class="lineno"> 1195</span>  rtmsg.rtm_src_len = <a class="code" href="group__addr.html#gabaeaaa163f115fff9318424fc9bd304b" title="Get prefix length of abstract address object.">nl_addr_get_prefixlen</a>(route->rt_src);</div>
<div class="line"><a name="l01196"></a><span class="lineno"> 1196</span> </div>
<div class="line"><a name="l01197"></a><span class="lineno"> 1197</span>  <span class="keywordflow">if</span> (rtmsg.rtm_scope == RT_SCOPE_NOWHERE)</div>
<div class="line"><a name="l01198"></a><span class="lineno"> 1198</span>  rtmsg.rtm_scope = <a class="code" href="group__route__obj.html#ga0d26c6a1e31a96426c2c7c25dc76b0c6" title="Guess scope of a route object.">rtnl_route_guess_scope</a>(route);</div>
<div class="line"><a name="l01199"></a><span class="lineno"> 1199</span> </div>
<div class="line"><a name="l01200"></a><span class="lineno"> 1200</span>  <span class="keywordflow">if</span> (rtnl_route_get_nnexthops(route) == 1) {</div>
<div class="line"><a name="l01201"></a><span class="lineno"> 1201</span>  <span class="keyword">struct </span>rtnl_nexthop *nh;</div>
<div class="line"><a name="l01202"></a><span class="lineno"> 1202</span>  nh = rtnl_route_nexthop_n(route, 0);</div>
<div class="line"><a name="l01203"></a><span class="lineno"> 1203</span>  rtmsg.rtm_flags |= nh->rtnh_flags;</div>
<div class="line"><a name="l01204"></a><span class="lineno"> 1204</span>  }</div>
<div class="line"><a name="l01205"></a><span class="lineno"> 1205</span> </div>
<div class="line"><a name="l01206"></a><span class="lineno"> 1206</span>  <span class="keywordflow">if</span> (<a class="code" href="group__msg.html#gacc5e5ade5675d041f86c7c8693f7088d" title="Append data to tail of a netlink message.">nlmsg_append</a>(msg, &rtmsg, <span class="keyword">sizeof</span>(rtmsg), NLMSG_ALIGNTO) < 0)</div>
<div class="line"><a name="l01207"></a><span class="lineno"> 1207</span>  <span class="keywordflow">goto</span> nla_put_failure;</div>
<div class="line"><a name="l01208"></a><span class="lineno"> 1208</span> </div>
<div class="line"><a name="l01209"></a><span class="lineno"> 1209</span>  <span class="comment">/* Additional table attribute replacing the 8bit in the header, was</span></div>
<div class="line"><a name="l01210"></a><span class="lineno"> 1210</span> <span class="comment"> * required to allow more than 256 tables. */</span></div>
<div class="line"><a name="l01211"></a><span class="lineno"> 1211</span>  <a class="code" href="group__attr.html#ga7a6c08ff8d41ccefde252506e2891b54" title="Add 32 bit integer attribute to netlink message.">NLA_PUT_U32</a>(msg, RTA_TABLE, route->rt_table);</div>
<div class="line"><a name="l01212"></a><span class="lineno"> 1212</span> </div>
<div class="line"><a name="l01213"></a><span class="lineno"> 1213</span>  <span class="keywordflow">if</span> (<a class="code" href="group__addr.html#ga6c517a330f9fd12db0844f7ac0c72134" title="Get length of binary address of abstract address object.">nl_addr_get_len</a>(route->rt_dst))</div>
<div class="line"><a name="l01214"></a><span class="lineno"> 1214</span>  <a class="code" href="group__attr.html#ga4baef6ddd6cc398917079c7d8ab12c61" title="Add address attribute to netlink message.">NLA_PUT_ADDR</a>(msg, RTA_DST, route->rt_dst);</div>
<div class="line"><a name="l01215"></a><span class="lineno"> 1215</span>  <a class="code" href="group__attr.html#ga7a6c08ff8d41ccefde252506e2891b54" title="Add 32 bit integer attribute to netlink message.">NLA_PUT_U32</a>(msg, RTA_PRIORITY, route->rt_prio);</div>
<div class="line"><a name="l01216"></a><span class="lineno"> 1216</span> </div>
<div class="line"><a name="l01217"></a><span class="lineno"> 1217</span>  <span class="keywordflow">if</span> (route->ce_mask & ROUTE_ATTR_SRC)</div>
<div class="line"><a name="l01218"></a><span class="lineno"> 1218</span>  <a class="code" href="group__attr.html#ga4baef6ddd6cc398917079c7d8ab12c61" title="Add address attribute to netlink message.">NLA_PUT_ADDR</a>(msg, RTA_SRC, route->rt_src);</div>
<div class="line"><a name="l01219"></a><span class="lineno"> 1219</span> </div>
<div class="line"><a name="l01220"></a><span class="lineno"> 1220</span>  <span class="keywordflow">if</span> (route->ce_mask & ROUTE_ATTR_PREF_SRC)</div>
<div class="line"><a name="l01221"></a><span class="lineno"> 1221</span>  <a class="code" href="group__attr.html#ga4baef6ddd6cc398917079c7d8ab12c61" title="Add address attribute to netlink message.">NLA_PUT_ADDR</a>(msg, RTA_PREFSRC, route->rt_pref_src);</div>
<div class="line"><a name="l01222"></a><span class="lineno"> 1222</span> </div>
<div class="line"><a name="l01223"></a><span class="lineno"> 1223</span>  <span class="keywordflow">if</span> (route->ce_mask & ROUTE_ATTR_IIF)</div>
<div class="line"><a name="l01224"></a><span class="lineno"> 1224</span>  <a class="code" href="group__attr.html#ga7a6c08ff8d41ccefde252506e2891b54" title="Add 32 bit integer attribute to netlink message.">NLA_PUT_U32</a>(msg, RTA_IIF, route->rt_iif);</div>
<div class="line"><a name="l01225"></a><span class="lineno"> 1225</span> </div>
<div class="line"><a name="l01226"></a><span class="lineno"> 1226</span>  <span class="keywordflow">if</span> (route->rt_nmetrics > 0) {</div>
<div class="line"><a name="l01227"></a><span class="lineno"> 1227</span>  uint32_t val;</div>
<div class="line"><a name="l01228"></a><span class="lineno"> 1228</span> </div>
<div class="line"><a name="l01229"></a><span class="lineno"> 1229</span>  metrics = <a class="code" href="group__attr.html#ga9a4856192d9d18536d6214193c30d821" title="Start a new level of nested attributes.">nla_nest_start</a>(msg, RTA_METRICS);</div>
<div class="line"><a name="l01230"></a><span class="lineno"> 1230</span>  <span class="keywordflow">if</span> (metrics == NULL)</div>
<div class="line"><a name="l01231"></a><span class="lineno"> 1231</span>  <span class="keywordflow">goto</span> nla_put_failure;</div>
<div class="line"><a name="l01232"></a><span class="lineno"> 1232</span> </div>
<div class="line"><a name="l01233"></a><span class="lineno"> 1233</span>  <span class="keywordflow">for</span> (i = 1; i <= RTAX_MAX; i++) {</div>
<div class="line"><a name="l01234"></a><span class="lineno"> 1234</span>  <span class="keywordflow">if</span> (!rtnl_route_get_metric(route, i, &val))</div>
<div class="line"><a name="l01235"></a><span class="lineno"> 1235</span>  <a class="code" href="group__attr.html#ga7a6c08ff8d41ccefde252506e2891b54" title="Add 32 bit integer attribute to netlink message.">NLA_PUT_U32</a>(msg, i, val);</div>
<div class="line"><a name="l01236"></a><span class="lineno"> 1236</span>  }</div>
<div class="line"><a name="l01237"></a><span class="lineno"> 1237</span> </div>
<div class="line"><a name="l01238"></a><span class="lineno"> 1238</span>  <a class="code" href="group__attr.html#gad63f8f0a1a62c8c41fcfefb189ac97d4" title="Finalize nesting of attributes.">nla_nest_end</a>(msg, metrics);</div>
<div class="line"><a name="l01239"></a><span class="lineno"> 1239</span>  }</div>
<div class="line"><a name="l01240"></a><span class="lineno"> 1240</span> </div>
<div class="line"><a name="l01241"></a><span class="lineno"> 1241</span>  <span class="keywordflow">if</span> (rtnl_route_get_nnexthops(route) == 1) {</div>
<div class="line"><a name="l01242"></a><span class="lineno"> 1242</span>  <span class="keyword">struct </span>rtnl_nexthop *nh;</div>
<div class="line"><a name="l01243"></a><span class="lineno"> 1243</span> </div>
<div class="line"><a name="l01244"></a><span class="lineno"> 1244</span>  nh = rtnl_route_nexthop_n(route, 0);</div>
<div class="line"><a name="l01245"></a><span class="lineno"> 1245</span>  <span class="keywordflow">if</span> (nh->rtnh_gateway)</div>
<div class="line"><a name="l01246"></a><span class="lineno"> 1246</span>  <a class="code" href="group__attr.html#ga4baef6ddd6cc398917079c7d8ab12c61" title="Add address attribute to netlink message.">NLA_PUT_ADDR</a>(msg, RTA_GATEWAY, nh->rtnh_gateway);</div>
<div class="line"><a name="l01247"></a><span class="lineno"> 1247</span>  <span class="keywordflow">if</span> (nh->rtnh_ifindex)</div>
<div class="line"><a name="l01248"></a><span class="lineno"> 1248</span>  <a class="code" href="group__attr.html#ga7a6c08ff8d41ccefde252506e2891b54" title="Add 32 bit integer attribute to netlink message.">NLA_PUT_U32</a>(msg, RTA_OIF, nh->rtnh_ifindex);</div>
<div class="line"><a name="l01249"></a><span class="lineno"> 1249</span>  <span class="keywordflow">if</span> (nh->rtnh_realms)</div>
<div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>  <a class="code" href="group__attr.html#ga7a6c08ff8d41ccefde252506e2891b54" title="Add 32 bit integer attribute to netlink message.">NLA_PUT_U32</a>(msg, RTA_FLOW, nh->rtnh_realms);</div>
<div class="line"><a name="l01251"></a><span class="lineno"> 1251</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (rtnl_route_get_nnexthops(route) > 1) {</div>
<div class="line"><a name="l01252"></a><span class="lineno"> 1252</span>  <span class="keyword">struct </span>nlattr *multipath;</div>
<div class="line"><a name="l01253"></a><span class="lineno"> 1253</span>  <span class="keyword">struct </span>rtnl_nexthop *nh;</div>
<div class="line"><a name="l01254"></a><span class="lineno"> 1254</span> </div>
<div class="line"><a name="l01255"></a><span class="lineno"> 1255</span>  <span class="keywordflow">if</span> (!(multipath = <a class="code" href="group__attr.html#ga9a4856192d9d18536d6214193c30d821" title="Start a new level of nested attributes.">nla_nest_start</a>(msg, RTA_MULTIPATH)))</div>
<div class="line"><a name="l01256"></a><span class="lineno"> 1256</span>  <span class="keywordflow">goto</span> nla_put_failure;</div>
<div class="line"><a name="l01257"></a><span class="lineno"> 1257</span> </div>
<div class="line"><a name="l01258"></a><span class="lineno"> 1258</span>  nl_list_for_each_entry(nh, &route->rt_nexthops, rtnh_list) {</div>
<div class="line"><a name="l01259"></a><span class="lineno"> 1259</span>  <span class="keyword">struct </span>rtnexthop *rtnh;</div>
<div class="line"><a name="l01260"></a><span class="lineno"> 1260</span> </div>
<div class="line"><a name="l01261"></a><span class="lineno"> 1261</span>  rtnh = <a class="code" href="group__msg.html#ga206eac17e0e75ae8457a513612395554" title="Reserve room for additional data in a netlink message.">nlmsg_reserve</a>(msg, <span class="keyword">sizeof</span>(*rtnh), NLMSG_ALIGNTO);</div>
<div class="line"><a name="l01262"></a><span class="lineno"> 1262</span>  <span class="keywordflow">if</span> (!rtnh)</div>
<div class="line"><a name="l01263"></a><span class="lineno"> 1263</span>  <span class="keywordflow">goto</span> nla_put_failure;</div>
<div class="line"><a name="l01264"></a><span class="lineno"> 1264</span> </div>
<div class="line"><a name="l01265"></a><span class="lineno"> 1265</span>  rtnh->rtnh_flags = nh->rtnh_flags;</div>
<div class="line"><a name="l01266"></a><span class="lineno"> 1266</span>  rtnh->rtnh_hops = nh->rtnh_weight;</div>
<div class="line"><a name="l01267"></a><span class="lineno"> 1267</span>  rtnh->rtnh_ifindex = nh->rtnh_ifindex;</div>
<div class="line"><a name="l01268"></a><span class="lineno"> 1268</span> </div>
<div class="line"><a name="l01269"></a><span class="lineno"> 1269</span>  <span class="keywordflow">if</span> (nh->rtnh_gateway)</div>
<div class="line"><a name="l01270"></a><span class="lineno"> 1270</span>  <a class="code" href="group__attr.html#ga4baef6ddd6cc398917079c7d8ab12c61" title="Add address attribute to netlink message.">NLA_PUT_ADDR</a>(msg, RTA_GATEWAY,</div>
<div class="line"><a name="l01271"></a><span class="lineno"> 1271</span>  nh->rtnh_gateway);</div>
<div class="line"><a name="l01272"></a><span class="lineno"> 1272</span> </div>
<div class="line"><a name="l01273"></a><span class="lineno"> 1273</span>  <span class="keywordflow">if</span> (nh->rtnh_realms)</div>
<div class="line"><a name="l01274"></a><span class="lineno"> 1274</span>  <a class="code" href="group__attr.html#ga7a6c08ff8d41ccefde252506e2891b54" title="Add 32 bit integer attribute to netlink message.">NLA_PUT_U32</a>(msg, RTA_FLOW, nh->rtnh_realms);</div>
<div class="line"><a name="l01275"></a><span class="lineno"> 1275</span> </div>
<div class="line"><a name="l01276"></a><span class="lineno"> 1276</span>  rtnh->rtnh_len = nlmsg_tail(msg->nm_nlh) -</div>
<div class="line"><a name="l01277"></a><span class="lineno"> 1277</span>  (<span class="keywordtype">void</span> *) rtnh;</div>
<div class="line"><a name="l01278"></a><span class="lineno"> 1278</span>  }</div>
<div class="line"><a name="l01279"></a><span class="lineno"> 1279</span> </div>
<div class="line"><a name="l01280"></a><span class="lineno"> 1280</span>  <a class="code" href="group__attr.html#gad63f8f0a1a62c8c41fcfefb189ac97d4" title="Finalize nesting of attributes.">nla_nest_end</a>(msg, multipath);</div>
<div class="line"><a name="l01281"></a><span class="lineno"> 1281</span>  }</div>
<div class="line"><a name="l01282"></a><span class="lineno"> 1282</span> </div>
<div class="line"><a name="l01283"></a><span class="lineno"> 1283</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l01284"></a><span class="lineno"> 1284</span> </div>
<div class="line"><a name="l01285"></a><span class="lineno"> 1285</span> nla_put_failure:</div>
<div class="line"><a name="l01286"></a><span class="lineno"> 1286</span>  <span class="keywordflow">return</span> -NLE_MSGSIZE;</div>
<div class="line"><a name="l01287"></a><span class="lineno"> 1287</span> }</div>
<div class="line"><a name="l01288"></a><span class="lineno"> 1288</span> <span class="comment"></span></div>
<div class="line"><a name="l01289"></a><span class="lineno"> 1289</span> <span class="comment">/** @cond SKIP */</span></div>
<div class="line"><a name="l01290"></a><span class="lineno"> 1290</span> <span class="keyword">struct </span>nl_object_ops route_obj_ops = {</div>
<div class="line"><a name="l01291"></a><span class="lineno"> 1291</span>  .oo_name = <span class="stringliteral">"route/route"</span>,</div>
<div class="line"><a name="l01292"></a><span class="lineno"> 1292</span>  .oo_size = <span class="keyword">sizeof</span>(<span class="keyword">struct </span>rtnl_route),</div>
<div class="line"><a name="l01293"></a><span class="lineno"> 1293</span>  .oo_constructor = route_constructor,</div>
<div class="line"><a name="l01294"></a><span class="lineno"> 1294</span>  .oo_free_data = route_free_data,</div>
<div class="line"><a name="l01295"></a><span class="lineno"> 1295</span>  .oo_clone = route_clone,</div>
<div class="line"><a name="l01296"></a><span class="lineno"> 1296</span>  .oo_dump = {</div>
<div class="line"><a name="l01297"></a><span class="lineno"> 1297</span>  [<a class="code" href="group__utils.html#ggacfb5566c73f0965c5241d7d49bc717e9a9709ad7bc10b7bd3c70df3f20346edc1" title="Dump object briefly on one line.">NL_DUMP_LINE</a>] = route_dump_line,</div>
<div class="line"><a name="l01298"></a><span class="lineno"> 1298</span>  [<a class="code" href="group__utils.html#ggacfb5566c73f0965c5241d7d49bc717e9ac026c3d5f94da73f82e0f796138a409e" title="Dump all attributes but no statistics.">NL_DUMP_DETAILS</a>] = route_dump_details,</div>
<div class="line"><a name="l01299"></a><span class="lineno"> 1299</span>  [<a class="code" href="group__utils.html#ggacfb5566c73f0965c5241d7d49bc717e9a8ebedc55094df6175b84fb1230047a65" title="Dump all attributes including statistics.">NL_DUMP_STATS</a>] = route_dump_stats,</div>
<div class="line"><a name="l01300"></a><span class="lineno"> 1300</span>  },</div>
<div class="line"><a name="l01301"></a><span class="lineno"> 1301</span>  .oo_compare = route_compare,</div>
<div class="line"><a name="l01302"></a><span class="lineno"> 1302</span>  .oo_keygen = route_keygen,</div>
<div class="line"><a name="l01303"></a><span class="lineno"> 1303</span>  .oo_update = route_update,</div>
<div class="line"><a name="l01304"></a><span class="lineno"> 1304</span>  .oo_attrs2str = route_attrs2str,</div>
<div class="line"><a name="l01305"></a><span class="lineno"> 1305</span>  .oo_id_attrs = (ROUTE_ATTR_FAMILY | ROUTE_ATTR_TOS |</div>
<div class="line"><a name="l01306"></a><span class="lineno"> 1306</span>  ROUTE_ATTR_TABLE | ROUTE_ATTR_DST |</div>
<div class="line"><a name="l01307"></a><span class="lineno"> 1307</span>  ROUTE_ATTR_PRIO),</div>
<div class="line"><a name="l01308"></a><span class="lineno"> 1308</span> };<span class="comment"></span></div>
<div class="line"><a name="l01309"></a><span class="lineno"> 1309</span> <span class="comment">/** @endcond */</span></div>
<div class="line"><a name="l01310"></a><span class="lineno"> 1310</span> <span class="comment"></span></div>
<div class="line"><a name="l01311"></a><span class="lineno"> 1311</span> <span class="comment">/** @} */</span></div>
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