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<h1>gettr.c</h1> </div>
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<div class="fragment"><pre class="fragment"><span class="preprocessor">#include "common.h"</span>
<span class="keyword">static</span> <span class="keywordtype">int</span> progress (u_int64_t sent, u_int64_t total, <span class="keyword">const</span> <span class="keywordtype">char</span>* buf, <span class="keywordtype">unsigned</span> len, <span class="keywordtype">void</span> *data)
{
<span class="keywordtype">int</span> percent = (sent*100)/total;
<span class="preprocessor">#ifdef __WIN32__</span>
<span class="preprocessor"></span> printf(<span class="stringliteral">"Progress: %I64u of %I64u (%d%%)\r"</span>, sent, total, percent);
<span class="preprocessor">#else</span>
<span class="preprocessor"></span> printf(<span class="stringliteral">"Progress: %llu of %llu (%d%%)\r"</span>, sent, total, percent);
<span class="preprocessor">#endif</span>
<span class="preprocessor"></span> fflush(stdout);
<span class="keywordflow">return</span> 0;
}
<span class="keyword">static</span> <span class="keywordtype">void</span> usage (<span class="keywordtype">void</span>)
{
fprintf(stderr, <span class="stringliteral">"gettr [ -s size ] <trackid> <filename>\n"</span>);
}
<span class="keywordtype">int</span> main (<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> **argv)
{
<a name="_a0"></a><a class="code" href="structnjb__struct.html">njb_t</a> njbs[<a name="a1"></a><a class="code" href="libnjb_8h.html#a46e41076f44166b6446e3fdae6db62a9">NJB_MAX_DEVICES</a>], *njb;
<span class="keywordtype">int</span> n, opt, debug;
u_int32_t id, size;
<span class="keyword">extern</span> <span class="keywordtype">int</span> optind;
<span class="keyword">extern</span> <span class="keywordtype">char</span> *optarg;
<span class="keywordtype">char</span> *endptr;
<span class="keywordtype">char</span> *file;
debug= 0;
size= 0;
<span class="keywordflow">while</span> ( (opt= getopt(argc, argv, <span class="stringliteral">"D:s:"</span>)) != -1 ) {
<span class="keywordflow">switch</span> (opt) {
<span class="keywordflow">case</span> <span class="charliteral">'D'</span>:
debug= atoi(optarg);
<span class="keywordflow">break</span>;
<span class="keywordflow">case</span> <span class="charliteral">'s'</span>:
size= strtoul(optarg, &endptr, 10);
<span class="keywordflow">if</span> ( *endptr != <span class="charliteral">'\0'</span> ) {
fprintf(stderr, <span class="stringliteral">"illegal size value %s\n"</span>,
optarg);
<span class="keywordflow">return</span> 1;
}
<span class="keywordflow">break</span>;
<span class="keywordflow">default</span>:
usage();
<span class="keywordflow">return</span> 1;
}
}
argc -= optind;
argv += optind;
<span class="keywordflow">if</span> ( argc != 2 ) {
usage();
<span class="keywordflow">return</span> 1;
}
<span class="keywordtype">id</span>= strtoul(argv[0], &endptr, 10);
<span class="keywordflow">if</span> ( *endptr != 0 ) {
fprintf(stderr, <span class="stringliteral">"illegal value %s\n"</span>, optarg);
<span class="keywordflow">return</span> 1;
} <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( ! <span class="keywordtype">id</span> ) {
fprintf(stderr, <span class="stringliteral">"bad song id %u\n"</span>, <span class="keywordtype">id</span>);
<span class="keywordflow">return</span> 1;
}
file= argv[1];
<span class="keywordflow">if</span> ( debug ) <a name="a2"></a><a class="code" href="group__internals.html#gaa5ff48cc89e320bc1c1d89efd2613d77">NJB_Set_Debug</a>(debug);
<span class="keywordflow">if</span> (<a name="a3"></a><a class="code" href="group__basic.html#ga199efd7711a70ae5d63f4052c2e492d3">NJB_Discover</a>(njbs, 0, &n) == -1) {
fprintf(stderr, <span class="stringliteral">"could not locate any jukeboxes\n"</span>);
<span class="keywordflow">return</span> 1;
}
<span class="keywordflow">if</span> ( n == 0 ) {
fprintf(stderr, <span class="stringliteral">"no NJB devices found\n"</span>);
<span class="keywordflow">return</span> 1;
}
njb = njbs;
<span class="keywordflow">if</span> ( <a name="a4"></a><a class="code" href="group__basic.html#gaa631536b597d8f8cb73eeb47eff6640a">NJB_Open</a>(njb) == -1 ) {
<a name="a5"></a><a class="code" href="group__internals.html#gae9b849a9a883fe1fd697278bd8d49585">NJB_Error_Dump</a>(njb,stderr);
<span class="keywordflow">return</span> 1;
}
<a name="a6"></a><a class="code" href="group__basic.html#ga023eb258743b5961ec1b85cbd62a55cb">NJB_Capture</a>(njb);
<span class="keywordflow">if</span> ( ! size ) {
<a name="_a7"></a><a class="code" href="structnjb__songid__struct.html">njb_songid_t</a> *tag;
printf(<span class="stringliteral">"Locating track %u\n"</span>, <span class="keywordtype">id</span>);
<a name="a8"></a><a class="code" href="group__tagapi.html#ga5b4b2093f4b7adb9ea0e3e34f572bc80">NJB_Reset_Get_Track_Tag</a>(njb);
<span class="keywordflow">while</span> ( (tag = <a name="a9"></a><a class="code" href="group__tagapi.html#gac1e3781b41ed63473b1808d9578ba1f3">NJB_Get_Track_Tag</a>(njb)) ) {
<span class="keywordflow">if</span> ( tag-><a name="a10"></a><a class="code" href="structnjb__songid__struct.html#addb745b9a3b66e8c22110cca47e5363b">trid</a> == <span class="keywordtype">id</span> ) {
<a name="_a11"></a><a class="code" href="structnjb__songid__frame__struct.html">njb_songid_frame_t</a> *frame;
frame = <a name="a12"></a><a class="code" href="group__tagapi.html#gae02110b5c20cddfcf92bbdbdeeef4039">NJB_Songid_Findframe</a>(tag, <a name="a13"></a><a class="code" href="group__frames.html#gab849d03c53f616a47612353a04f196f0">FR_SIZE</a>);
size = frame-><a name="a14"></a>data.<a name="a15"></a><a class="code" href="structnjb__songid__frame__struct.html#ac9afb2ea3fe140513fcaf6fca394b41d">u_int32_val</a>;
}
<a name="a16"></a><a class="code" href="group__tagapi.html#ga188d05568998e787366804565e9fcfb5">NJB_Songid_Destroy</a>(tag);
}
<span class="comment">/* Dump any pending errors */</span>
<span class="keywordflow">if</span> (<a name="a17"></a><a class="code" href="group__internals.html#ga2497a98361bc58544b96d6244d3ef050">NJB_Error_Pending</a>(njb)) {
<a class="code" href="group__internals.html#gae9b849a9a883fe1fd697278bd8d49585">NJB_Error_Dump</a>(njb, stderr);
}
<span class="keywordflow">if</span> ( size ) {
printf(<span class="stringliteral">"%u bytes\n"</span>, size);
} <span class="keywordflow">else</span> {
fprintf(stderr, <span class="stringliteral">"Track %u not found\n"</span>, <span class="keywordtype">id</span>);
}
}
<span class="keywordflow">if</span> ( size ) {
<span class="keywordflow">if</span> ( <a name="a18"></a><a class="code" href="group__tagapi.html#gad279e14ab0e254f2e70c3d169b84cbc3">NJB_Get_Track</a>(njb, <span class="keywordtype">id</span>, size, file, progress, NULL) == -1 ) {
<a class="code" href="group__internals.html#gae9b849a9a883fe1fd697278bd8d49585">NJB_Error_Dump</a>(njb, stderr);
}
printf(<span class="stringliteral">"\n"</span>);
}
<a name="a19"></a><a class="code" href="group__basic.html#ga69d4034384f1bd033ed2c9ba7a9b32d4">NJB_Release</a>(njb);
<a name="a20"></a><a class="code" href="group__basic.html#ga13a9c926c430f38f3a6535ecaaf3e9b9">NJB_Close</a>(njb);
<span class="keywordflow">return</span> 0;
}
</pre></div> </div>
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