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<a href="ccm_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> </div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#ifndef MBEDTLS_CCM_H</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#define MBEDTLS_CCM_H</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "<a class="code" href="cipher_8h.html">cipher.h</a>"</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div><div class="line"><a name="l00028"></a><span class="lineno"><a class="line" href="ccm_8h.html#a6ad00876b856ad8ac9f366fa7e1cf463"> 28</a></span> <span class="preprocessor">#define MBEDTLS_ERR_CCM_BAD_INPUT -0x000D </span></div><div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="ccm_8h.html#ae7fda1fbbd14f096374da7ccd54f9d3e"> 29</a></span> <span class="preprocessor">#define MBEDTLS_ERR_CCM_AUTH_FAILED -0x000F </span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="structmbedtls__ccm__context.html"> 38</a></span> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</div><div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="structmbedtls__ccm__context.html#a6d270f32b6d211bc94be981ac7572b1e"> 39</a></span>  <a class="code" href="structmbedtls__cipher__context__t.html">mbedtls_cipher_context_t</a> <a class="code" href="structmbedtls__ccm__context.html#a6d270f32b6d211bc94be981ac7572b1e">cipher_ctx</a>; </div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> }</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <a class="code" href="structmbedtls__ccm__context.html">mbedtls_ccm_context</a>;</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keywordtype">void</span> <a class="code" href="ccm_8h.html#abaeb0629dfac72016fda58a4f7870040">mbedtls_ccm_init</a>( <a class="code" href="structmbedtls__ccm__context.html">mbedtls_ccm_context</a> *ctx );</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="keywordtype">int</span> <a class="code" href="ccm_8h.html#a464d8e724738b4bbd5b415ca0580f1b1">mbedtls_ccm_setkey</a>( <a class="code" href="structmbedtls__ccm__context.html">mbedtls_ccm_context</a> *ctx,</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <a class="code" href="cipher_8h.html#af5b069ffd0b2ad31225e42ee4ee29b1b">mbedtls_cipher_id_t</a> cipher,</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *key,</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> keybits );</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="keywordtype">void</span> <a class="code" href="ccm_8h.html#a2bd8130a83c6633a4dfd61b181cdabac">mbedtls_ccm_free</a>( <a class="code" href="structmbedtls__ccm__context.html">mbedtls_ccm_context</a> *ctx );</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="keywordtype">int</span> <a class="code" href="ccm_8h.html#a64de697edfefbff94d7eb0d9a8de926f">mbedtls_ccm_encrypt_and_tag</a>( <a class="code" href="structmbedtls__ccm__context.html">mbedtls_ccm_context</a> *ctx, <span class="keywordtype">size_t</span> length,</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *iv, <span class="keywordtype">size_t</span> iv_len,</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *add, <span class="keywordtype">size_t</span> add_len,</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output,</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *tag, <span class="keywordtype">size_t</span> tag_len );</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="keywordtype">int</span> <a class="code" href="ccm_8h.html#a8dc9dfe246064185498f005d8bf22622">mbedtls_ccm_auth_decrypt</a>( <a class="code" href="structmbedtls__ccm__context.html">mbedtls_ccm_context</a> *ctx, <span class="keywordtype">size_t</span> length,</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *iv, <span class="keywordtype">size_t</span> iv_len,</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *add, <span class="keywordtype">size_t</span> add_len,</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output,</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *tag, <span class="keywordtype">size_t</span> tag_len );</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="preprocessor">#if defined(MBEDTLS_SELF_TEST) && defined(MBEDTLS_AES_C)</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="keywordtype">int</span> <a class="code" href="ccm_8h.html#a14e016798db6cee11977bbdf5e7e0ab8">mbedtls_ccm_self_test</a>( <span class="keywordtype">int</span> verbose );</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="preprocessor">#endif </span><span class="comment">/* MBEDTLS_SELF_TEST && MBEDTLS_AES_C */</span><span class="preprocessor"></span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="preprocessor">#ifdef __cplusplus</span></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> <span class="preprocessor">#endif</span></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="preprocessor">#endif </span><span class="comment">/* MBEDTLS_CCM_H */</span><span class="preprocessor"></span></div><div class="ttc" id="ccm_8h_html_a2bd8130a83c6633a4dfd61b181cdabac"><div class="ttname"><a href="ccm_8h.html#a2bd8130a83c6633a4dfd61b181cdabac">mbedtls_ccm_free</a></div><div class="ttdeci">void mbedtls_ccm_free(mbedtls_ccm_context *ctx)</div><div class="ttdoc">Free a CCM context and underlying cipher sub-context. </div></div>
<div class="ttc" id="structmbedtls__ccm__context_html"><div class="ttname"><a href="structmbedtls__ccm__context.html">mbedtls_ccm_context</a></div><div class="ttdoc">CCM context structure. </div><div class="ttdef"><b>Definition:</b> <a href="ccm_8h_source.html#l00038">ccm.h:38</a></div></div>
<div class="ttc" id="structmbedtls__cipher__context__t_html"><div class="ttname"><a href="structmbedtls__cipher__context__t.html">mbedtls_cipher_context_t</a></div><div class="ttdoc">Generic cipher context. </div><div class="ttdef"><b>Definition:</b> <a href="cipher_8h_source.html#l00219">cipher.h:219</a></div></div>
<div class="ttc" id="cipher_8h_html_af5b069ffd0b2ad31225e42ee4ee29b1b"><div class="ttname"><a href="cipher_8h.html#af5b069ffd0b2ad31225e42ee4ee29b1b">mbedtls_cipher_id_t</a></div><div class="ttdeci">mbedtls_cipher_id_t</div><div class="ttdef"><b>Definition:</b> <a href="cipher_8h_source.html#l00069">cipher.h:69</a></div></div>
<div class="ttc" id="ccm_8h_html_a64de697edfefbff94d7eb0d9a8de926f"><div class="ttname"><a href="ccm_8h.html#a64de697edfefbff94d7eb0d9a8de926f">mbedtls_ccm_encrypt_and_tag</a></div><div class="ttdeci">int mbedtls_ccm_encrypt_and_tag(mbedtls_ccm_context *ctx, size_t length, const unsigned char *iv, size_t iv_len, const unsigned char *add, size_t add_len, const unsigned char *input, unsigned char *output, unsigned char *tag, size_t tag_len)</div><div class="ttdoc">CCM buffer encryption. </div></div>
<div class="ttc" id="cipher_8h_html"><div class="ttname"><a href="cipher_8h.html">cipher.h</a></div><div class="ttdoc">Generic cipher wrapper. </div></div>
<div class="ttc" id="ccm_8h_html_a464d8e724738b4bbd5b415ca0580f1b1"><div class="ttname"><a href="ccm_8h.html#a464d8e724738b4bbd5b415ca0580f1b1">mbedtls_ccm_setkey</a></div><div class="ttdeci">int mbedtls_ccm_setkey(mbedtls_ccm_context *ctx, mbedtls_cipher_id_t cipher, const unsigned char *key, unsigned int keybits)</div><div class="ttdoc">CCM initialization (encryption and decryption) </div></div>
<div class="ttc" id="ccm_8h_html_a8dc9dfe246064185498f005d8bf22622"><div class="ttname"><a href="ccm_8h.html#a8dc9dfe246064185498f005d8bf22622">mbedtls_ccm_auth_decrypt</a></div><div class="ttdeci">int mbedtls_ccm_auth_decrypt(mbedtls_ccm_context *ctx, size_t length, const unsigned char *iv, size_t iv_len, const unsigned char *add, size_t add_len, const unsigned char *input, unsigned char *output, const unsigned char *tag, size_t tag_len)</div><div class="ttdoc">CCM buffer authenticated decryption. </div></div>
<div class="ttc" id="ccm_8h_html_a14e016798db6cee11977bbdf5e7e0ab8"><div class="ttname"><a href="ccm_8h.html#a14e016798db6cee11977bbdf5e7e0ab8">mbedtls_ccm_self_test</a></div><div class="ttdeci">int mbedtls_ccm_self_test(int verbose)</div><div class="ttdoc">Checkup routine. </div></div>
<div class="ttc" id="structmbedtls__ccm__context_html_a6d270f32b6d211bc94be981ac7572b1e"><div class="ttname"><a href="structmbedtls__ccm__context.html#a6d270f32b6d211bc94be981ac7572b1e">mbedtls_ccm_context::cipher_ctx</a></div><div class="ttdeci">mbedtls_cipher_context_t cipher_ctx</div><div class="ttdef"><b>Definition:</b> <a href="ccm_8h_source.html#l00039">ccm.h:39</a></div></div>
<div class="ttc" id="ccm_8h_html_abaeb0629dfac72016fda58a4f7870040"><div class="ttname"><a href="ccm_8h.html#abaeb0629dfac72016fda58a4f7870040">mbedtls_ccm_init</a></div><div class="ttdeci">void mbedtls_ccm_init(mbedtls_ccm_context *ctx)</div><div class="ttdoc">Initialize CCM context (just makes references valid) Makes the context ready for mbedtls_ccm_setkey()...</div></div>
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