946 lines
41 KiB
HTML
946 lines
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<a href="#func-members">Functions</a> </div>
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<div class="headertitle"><div class="title">sdrv_crypto_rsapadding.h File Reference</div></div>
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</div><!--header-->
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<div class="contents">
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<div class="textblock"><code>#include <<a class="el" href="sdrv__crypto__mailbox__common_8h_source.html">sdrv_crypto_mailbox_common.h</a>></code><br />
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<code>#include <<a class="el" href="sdrv__crypto__mailbox__trng_8h_source.html">sdrv_crypto_mailbox_trng.h</a>></code><br />
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<code>#include <<a class="el" href="sdrv__crypto__mailbox__hash_8h_source.html">sdrv_crypto_mailbox_hash.h</a>></code><br />
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<code>#include <<a class="el" href="sdrv__crypto__sharemem_8h_source.html">sdrv_crypto_sharemem.h</a>></code><br />
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<code>#include <armv7-r/cache.h></code><br />
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</div>
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<p><a href="sdrv__crypto__rsapadding_8h_source.html">Go to the source code of this file.</a></p>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="func-members" name="func-members"></a>
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Functions</h2></td></tr>
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<tr class="memitem:a34ec11d9f85f16de91d49f7248eb2699"><td class="memItemLeft" align="right" valign="top"><a class="el" href="sdrv__crypto__utility_8h.html#aa5bd0c76afac3bcab03732f2e64ab19a">sdrv_crypto_error_status_e</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="sdrv__crypto__rsapadding_8h.html#a34ec11d9f85f16de91d49f7248eb2699">rsa_pad_eme_oaep_encode</a> (uint32_t k, uint32_t hash_alg, uint8_t *EM, uint8_t *message, uint32_t mLen)</td></tr>
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<tr class="separator:a34ec11d9f85f16de91d49f7248eb2699"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a35790252b880451fcbb6a82577d20392"><td class="memItemLeft" align="right" valign="top"><a class="el" href="sdrv__crypto__utility_8h.html#aa5bd0c76afac3bcab03732f2e64ab19a">sdrv_crypto_error_status_e</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="sdrv__crypto__rsapadding_8h.html#a35790252b880451fcbb6a82577d20392">rsa_pad_eme_oaep_decode</a> (uint32_t k, uint32_t hash_alg, uint8_t *EM, uint8_t **message, uint32_t *mLen)</td></tr>
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<tr class="separator:a35790252b880451fcbb6a82577d20392"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a31934d6bbfea6adac7112ec3f4009d95"><td class="memItemLeft" align="right" valign="top"><a class="el" href="sdrv__crypto__utility_8h.html#aa5bd0c76afac3bcab03732f2e64ab19a">sdrv_crypto_error_status_e</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="sdrv__crypto__rsapadding_8h.html#a31934d6bbfea6adac7112ec3f4009d95">rsa_pad_eme_pkcs_encode</a> (uint32_t k, uint8_t *EM, uint8_t *message, uint32_t mLen)</td></tr>
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<tr class="separator:a31934d6bbfea6adac7112ec3f4009d95"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aeca2c6c4b38f8cc55e77ba2b4bd2d8c8"><td class="memItemLeft" align="right" valign="top"><a class="el" href="sdrv__crypto__utility_8h.html#aa5bd0c76afac3bcab03732f2e64ab19a">sdrv_crypto_error_status_e</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="sdrv__crypto__rsapadding_8h.html#aeca2c6c4b38f8cc55e77ba2b4bd2d8c8">rsa_pad_eme_pkcs_decode</a> (uint32_t k, uint8_t *EM, uint8_t **message, uint32_t *mLen)</td></tr>
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<tr class="separator:aeca2c6c4b38f8cc55e77ba2b4bd2d8c8"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a282d5a4c5d0a2439880215ef1c00b75e"><td class="memItemLeft" align="right" valign="top"><a class="el" href="sdrv__crypto__utility_8h.html#aa5bd0c76afac3bcab03732f2e64ab19a">sdrv_crypto_error_status_e</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="sdrv__crypto__rsapadding_8h.html#a282d5a4c5d0a2439880215ef1c00b75e">rsa_pad_emsa_pkcs_encode</a> (uint32_t emLen, uint32_t hash_type, uint8_t *EM, uint8_t *<a class="el" href="hash_8h.html#a8bfd6b319c8c63dc065f08f77363ea9c">hash</a>)</td></tr>
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<tr class="separator:a282d5a4c5d0a2439880215ef1c00b75e"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a0e78304bd7277797e315b72408cdc560"><td class="memItemLeft" align="right" valign="top"><a class="el" href="sdrv__crypto__utility_8h.html#aa5bd0c76afac3bcab03732f2e64ab19a">sdrv_crypto_error_status_e</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="sdrv__crypto__rsapadding_8h.html#a0e78304bd7277797e315b72408cdc560">rsa_pad_emsa_pss_encode</a> (uint32_t emLen, uint32_t hash_alg, uint8_t *EM, uint8_t *<a class="el" href="hash_8h.html#a8bfd6b319c8c63dc065f08f77363ea9c">hash</a>, uint32_t n0, uint32_t sLen)</td></tr>
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<tr class="separator:a0e78304bd7277797e315b72408cdc560"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ab358f3029c9431f0aca3a2b7e0ff6b9e"><td class="memItemLeft" align="right" valign="top"><a class="el" href="sdrv__crypto__utility_8h.html#aa5bd0c76afac3bcab03732f2e64ab19a">sdrv_crypto_error_status_e</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="sdrv__crypto__rsapadding_8h.html#ab358f3029c9431f0aca3a2b7e0ff6b9e">rsa_pad_emsa_pss_decode</a> (uint32_t emLen, uint32_t hash_alg, uint8_t *EM, uint8_t *<a class="el" href="hash_8h.html#a8bfd6b319c8c63dc065f08f77363ea9c">hash</a>, uint32_t sLen, uint32_t n0)</td></tr>
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<tr class="separator:ab358f3029c9431f0aca3a2b7e0ff6b9e"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a4f46e0d640bfe9e1e5ce2911f382416f"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="sdrv__crypto__rsapadding_8h.html#a4f46e0d640bfe9e1e5ce2911f382416f">rsa_pad_zeros</a> (uint8_t *EM, uint32_t emLen, uint8_t *<a class="el" href="hash_8h.html#a8bfd6b319c8c63dc065f08f77363ea9c">hash</a>, uint32_t hashLen)</td></tr>
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<tr class="separator:a4f46e0d640bfe9e1e5ce2911f382416f"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<div class="textblock"><dl class="section copyright"><dt>Copyright</dt><dd>Copyright (c) 2021 Semidrive Semiconductor. All rights reserved. </dd></dl>
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</div><h2 class="groupheader">Macro Definition Documentation</h2>
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<a id="a141c860e1be2161000f7d052be6668a4" name="a141c860e1be2161000f7d052be6668a4"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a141c860e1be2161000f7d052be6668a4">◆ </a></span>MAC_BUFF_MAX_SIZE</h2>
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<td class="memname">#define MAC_BUFF_MAX_SIZE   (4096/8)</td>
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<a id="af8a1d2ed31f7c9a00fec46a798edb61b" name="af8a1d2ed31f7c9a00fec46a798edb61b"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#af8a1d2ed31f7c9a00fec46a798edb61b">◆ </a></span>MAX_BLOCKSIZE</h2>
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<td class="memname">#define MAX_BLOCKSIZE   <a class="el" href="sdrv__crypto__rsapadding_8h.html#a2df34a77fea14e17e9932aa952a3289b">SHA512_BLOCKSIZE</a></td>
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<a id="a1c165cd7183b261edce5ea7584f96566" name="a1c165cd7183b261edce5ea7584f96566"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a1c165cd7183b261edce5ea7584f96566">◆ </a></span>MAX_DIGESTSIZE</h2>
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<td class="memname">#define MAX_DIGESTSIZE   <a class="el" href="sdrv__crypto__rsapadding_8h.html#ace9d9add6690b89abf33c398c37ec5c0">SHA512_DIGESTSIZE</a></td>
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<a id="af4d122589a8b09389ad3aad56c36dd6c" name="af4d122589a8b09389ad3aad56c36dd6c"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#af4d122589a8b09389ad3aad56c36dd6c">◆ </a></span>MD5_BLOCKSIZE</h2>
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<a id="a06eb309a07bc5579db12a1ed5ccd55d0" name="a06eb309a07bc5579db12a1ed5ccd55d0"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a06eb309a07bc5579db12a1ed5ccd55d0">◆ </a></span>MD5_DIGESTSIZE</h2>
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<td class="memname">#define MD5_DIGESTSIZE   16</td>
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<a id="a58c66f64d22fd3e472501bf80503b2ab" name="a58c66f64d22fd3e472501bf80503b2ab"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a58c66f64d22fd3e472501bf80503b2ab">◆ </a></span>MD5_INITSIZE</h2>
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<td class="memname">#define MD5_INITSIZE   16</td>
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<a id="ace650a2779a7e0b5a025ac4993892bf7" name="ace650a2779a7e0b5a025ac4993892bf7"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ace650a2779a7e0b5a025ac4993892bf7">◆ </a></span>RSA_MAX_SIZE</h2>
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<td class="memname">#define RSA_MAX_SIZE   (4096/8)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a65a2f8eddd3bb52fe6bda30bc216ee83">◆ </a></span>SEIP_CACHE_ALIGN_32BYTE_ADDR_MASK</h2>
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<td class="memname">#define SEIP_CACHE_ALIGN_32BYTE_ADDR_MASK   (0x1F)</td>
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<a id="a07ecf144c37270eee958974a16296615" name="a07ecf144c37270eee958974a16296615"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a07ecf144c37270eee958974a16296615">◆ </a></span>SHA1_BLOCKSIZE</h2>
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<a id="acdea54a1e1bf53db30a6edacc1657069" name="acdea54a1e1bf53db30a6edacc1657069"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#acdea54a1e1bf53db30a6edacc1657069">◆ </a></span>SHA1_DIGESTSIZE</h2>
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<td class="memname">#define SHA1_DIGESTSIZE   20</td>
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<a id="aa303ac04b2def7cba0e772a5c289ac0d" name="aa303ac04b2def7cba0e772a5c289ac0d"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#aa303ac04b2def7cba0e772a5c289ac0d">◆ </a></span>SHA1_INITSIZE</h2>
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<td class="memname">#define SHA1_INITSIZE   20</td>
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<h2 class="memtitle"><span class="permalink"><a href="#aaaed2ac3599592e227f42995293bca1e">◆ </a></span>SHA224_BLOCKSIZE</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#ad831c275d43f894a814bf55596cc334a">◆ </a></span>SHA224_DIGESTSIZE</h2>
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<td class="memname">#define SHA224_DIGESTSIZE   28</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a662fdc8b804c4160e9df2c13409b83b5">◆ </a></span>SHA224_INITSIZE</h2>
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<td class="memname">#define SHA224_INITSIZE   32</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a14b79c0aa9ec539f1213c4c1f3474a02">◆ </a></span>SHA256_BLOCKSIZE</h2>
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<td class="memname">#define SHA256_BLOCKSIZE   64</td>
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<h2 class="memtitle"><span class="permalink"><a href="#ad0e1997f5e06f52d719449fd3df98214">◆ </a></span>SHA256_DIGESTSIZE</h2>
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<td class="memname">#define SHA256_DIGESTSIZE   32</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a2ee6c104f136fbd14c5014108bb9b7f8">◆ </a></span>SHA256_INITSIZE</h2>
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<td class="memname">#define SHA256_INITSIZE   32</td>
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<h2 class="memtitle"><span class="permalink"><a href="#aeb678293d6b178de4ac2b3e33d53be1c">◆ </a></span>SHA384_BLOCKSIZE</h2>
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<td class="memname">#define SHA384_BLOCKSIZE   128</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a178af37853b3860f89ba72ef80331f84">◆ </a></span>SHA384_DIGESTSIZE</h2>
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<td class="memname">#define SHA384_DIGESTSIZE   48</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a739973549d706bec79f021672368392f">◆ </a></span>SHA384_INITSIZE</h2>
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<td class="memname">#define SHA384_INITSIZE   64</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a2df34a77fea14e17e9932aa952a3289b">◆ </a></span>SHA512_BLOCKSIZE</h2>
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<td class="memname">#define SHA512_BLOCKSIZE   128</td>
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<h2 class="memtitle"><span class="permalink"><a href="#ace9d9add6690b89abf33c398c37ec5c0">◆ </a></span>SHA512_DIGESTSIZE</h2>
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<td class="memname">#define SHA512_DIGESTSIZE   64</td>
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<h2 class="memtitle"><span class="permalink"><a href="#acddaafaa944a9ff3def9660626e5a09b">◆ </a></span>SHA512_INITSIZE</h2>
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<td class="memname">#define SHA512_INITSIZE   64</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a3da56d6ec8f8739c96ff33c5540926c8">◆ </a></span>SM3_BLOCKSIZE</h2>
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<td class="memname">#define SM3_BLOCKSIZE   64</td>
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<a id="a174f1e18a2636cab72f0fb0681bddc20" name="a174f1e18a2636cab72f0fb0681bddc20"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a174f1e18a2636cab72f0fb0681bddc20">◆ </a></span>SM3_DIGESTSIZE</h2>
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<td class="memname">#define SM3_DIGESTSIZE   32</td>
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<a id="a0feb236baa88944cbcd4cc3df269fe0d" name="a0feb236baa88944cbcd4cc3df269fe0d"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a0feb236baa88944cbcd4cc3df269fe0d">◆ </a></span>SM3_INITSIZE</h2>
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<td class="memname">#define SM3_INITSIZE   32</td>
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<h2 class="groupheader">Enumeration Type Documentation</h2>
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<a id="a00a191136f0af98392d9866dcb08201b" name="a00a191136f0af98392d9866dcb08201b"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a00a191136f0af98392d9866dcb08201b">◆ </a></span>rsa_padding_mode_e</h2>
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<td class="memname">enum <a class="el" href="sdrv__crypto__rsapadding_8h.html#a00a191136f0af98392d9866dcb08201b">rsa_padding_mode_e</a></td>
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<p>CRYPTO mode of rsa padding. </p>
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<table class="fieldtable">
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<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="a00a191136f0af98392d9866dcb08201ba72a65a0429e922dbe35bce65435944d5" name="a00a191136f0af98392d9866dcb08201ba72a65a0429e922dbe35bce65435944d5"></a>CRYPTO_ALGOMODE_RSAES_OAEP </td><td class="fielddoc"></td></tr>
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<tr><td class="fieldname"><a id="a00a191136f0af98392d9866dcb08201ba738faa1c717741814c07338672940622" name="a00a191136f0af98392d9866dcb08201ba738faa1c717741814c07338672940622"></a>CRYPTO_ALGOMODE_RSAES_PKCS1_v1_5 </td><td class="fielddoc"></td></tr>
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<tr><td class="fieldname"><a id="a00a191136f0af98392d9866dcb08201bade4bd95e45e8041b2d372c49c15bce2c" name="a00a191136f0af98392d9866dcb08201bade4bd95e45e8041b2d372c49c15bce2c"></a>CRYPTO_ALGOMODE_RSASSA_PSS </td><td class="fielddoc"></td></tr>
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<tr><td class="fieldname"><a id="a00a191136f0af98392d9866dcb08201ba9723717253ec00d2fc4bce6ba15859d4" name="a00a191136f0af98392d9866dcb08201ba9723717253ec00d2fc4bce6ba15859d4"></a>CRYPTO_ALGOMODE_RSASSA_PKCS1_v1_5 </td><td class="fielddoc"></td></tr>
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<tr><td class="fieldname"><a id="a00a191136f0af98392d9866dcb08201bae8aa12bba05ea0ed2e459ffc61941c80" name="a00a191136f0af98392d9866dcb08201bae8aa12bba05ea0ed2e459ffc61941c80"></a>CRYPTO_ALGOMODE_RSA_NO_PAD </td><td class="fielddoc"></td></tr>
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<h2 class="groupheader">Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a35790252b880451fcbb6a82577d20392">◆ </a></span>rsa_pad_eme_oaep_decode()</h2>
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<td class="memname"><a class="el" href="sdrv__crypto__utility_8h.html#aa5bd0c76afac3bcab03732f2e64ab19a">sdrv_crypto_error_status_e</a> rsa_pad_eme_oaep_decode </td>
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<td>(</td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>k</em>, </td>
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<td class="paramtype">uint8_t * </td>
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<td class="paramname"><em>EM</em>, </td>
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<td class="paramtype">uint8_t ** </td>
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<td class="paramname"><em>message</em>, </td>
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<td class="paramtype">uint32_t * </td>
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<p >Decode a message using OEAP </p><dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">k</td><td>RSA parameter length in bytes </td></tr>
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<tr><td class="paramname">hashType</td><td>the hash function to use </td></tr>
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<tr><td class="paramname">EM</td><td>Pointer to the encoded message (EM) buffer </td></tr>
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<tr><td class="paramname">message</td><td>Output: Pointer to the decoded message. The decoding is done in place within the limits of the EM buffer. </td></tr>
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<tr><td class="paramname">mLen</td><td>Output: Length of the decoded message </td></tr>
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</table>
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<dl class="section return"><dt>Returns</dt><dd>E_OK when no error occurs </dd></dl>
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<a id="a34ec11d9f85f16de91d49f7248eb2699" name="a34ec11d9f85f16de91d49f7248eb2699"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a34ec11d9f85f16de91d49f7248eb2699">◆ </a></span>rsa_pad_eme_oaep_encode()</h2>
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<td class="memname"><a class="el" href="sdrv__crypto__utility_8h.html#aa5bd0c76afac3bcab03732f2e64ab19a">sdrv_crypto_error_status_e</a> rsa_pad_eme_oaep_encode </td>
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<td>(</td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>hash_alg</em>, </td>
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<td></td>
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<td class="paramname"><em>EM</em>, </td>
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<td></td>
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<td class="paramname"><em>message</em>, </td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td></td>
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<p >Encode a message using OAEP </p><dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">k</td><td>RSA parameter length in bytes </td></tr>
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<tr><td class="paramname">hashType</td><td>The hash function to use </td></tr>
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<tr><td class="paramname">EM</td><td>Pointer to the encoded message (EM) buffer </td></tr>
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<tr><td class="paramname">message</td><td>Block containing address of the message to encode </td></tr>
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<tr><td class="paramname">mLen</td><td>Length of the message to be encoded (bytes) </td></tr>
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<tr><td class="paramname">rng</td><td>Random number generator to use </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>E_OK when no error occurs </dd></dl>
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<a id="aeca2c6c4b38f8cc55e77ba2b4bd2d8c8" name="aeca2c6c4b38f8cc55e77ba2b4bd2d8c8"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#aeca2c6c4b38f8cc55e77ba2b4bd2d8c8">◆ </a></span>rsa_pad_eme_pkcs_decode()</h2>
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<td class="memname"><a class="el" href="sdrv__crypto__utility_8h.html#aa5bd0c76afac3bcab03732f2e64ab19a">sdrv_crypto_error_status_e</a> rsa_pad_eme_pkcs_decode </td>
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<td>(</td>
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<td class="paramtype">uint32_t </td>
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<td></td>
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<p >Decodes encoded message using PKCS. message will point to the decoded message in EM </p><dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">k</td><td>RSA param length in bytes </td></tr>
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<tr><td class="paramname">EM</td><td>Pointer to the encoded message (EM) buffer </td></tr>
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<tr><td class="paramname">message</td><td>Output: Pointer to the decoded message in EM. The decoding is done in place within the limits of the EM buffer. </td></tr>
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<tr><td class="paramname">mLen</td><td>Output: Length of the decoded message (bytes) </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>E_OK when no error occurs </dd></dl>
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<a id="a31934d6bbfea6adac7112ec3f4009d95" name="a31934d6bbfea6adac7112ec3f4009d95"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a31934d6bbfea6adac7112ec3f4009d95">◆ </a></span>rsa_pad_eme_pkcs_encode()</h2>
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<td class="memname"><a class="el" href="sdrv__crypto__utility_8h.html#aa5bd0c76afac3bcab03732f2e64ab19a">sdrv_crypto_error_status_e</a> rsa_pad_eme_pkcs_encode </td>
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<td>(</td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>k</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint8_t * </td>
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<td class="paramname"><em>EM</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint8_t * </td>
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<td class="paramname"><em>message</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>mLen</em> </td>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</div><div class="memdoc">
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<p >Encode message using PKCS </p><dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">k</td><td>RSA parameter length in bytes </td></tr>
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<tr><td class="paramname">EM</td><td>Pointer to the encoded message (EM) buffer </td></tr>
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<tr><td class="paramname">message</td><td>Block containing address of the message to encode </td></tr>
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<tr><td class="paramname">mLen</td><td>Len of the message to be encoded (bytes) </td></tr>
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<tr><td class="paramname">rng</td><td>random number generator to use </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>E_OK when no error occurs </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a282d5a4c5d0a2439880215ef1c00b75e">◆ </a></span>rsa_pad_emsa_pkcs_encode()</h2>
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<td class="memname"><a class="el" href="sdrv__crypto__utility_8h.html#aa5bd0c76afac3bcab03732f2e64ab19a">sdrv_crypto_error_status_e</a> rsa_pad_emsa_pkcs_encode </td>
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<td>(</td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>emLen</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>hash_type</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint8_t * </td>
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<td class="paramname"><em>EM</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint8_t * </td>
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<td class="paramname"><em>hash</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</table>
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</div><div class="memdoc">
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<p >Encode hash using PKCS </p><dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">emLen</td><td>Length of encoded message (EM) buffer (RSA parameter length in bytes) </td></tr>
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<tr><td class="paramname">hashype</td><td>Hash function used for hashing hash (also used for the PKCS algorithm) </td></tr>
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<tr><td class="paramname">EM</td><td>Output: Pointer to the encoded message buffer </td></tr>
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<tr><td class="paramname">hash</td><td>Input: Hash to encode </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>E_OK if no error occurs </dd></dl>
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</div>
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</div>
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<h2 class="memtitle"><span class="permalink"><a href="#ab358f3029c9431f0aca3a2b7e0ff6b9e">◆ </a></span>rsa_pad_emsa_pss_decode()</h2>
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<td class="memname"><a class="el" href="sdrv__crypto__utility_8h.html#aa5bd0c76afac3bcab03732f2e64ab19a">sdrv_crypto_error_status_e</a> rsa_pad_emsa_pss_decode </td>
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<td>(</td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>emLen</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>hash_alg</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint8_t * </td>
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<td class="paramname"><em>EM</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint8_t * </td>
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<td class="paramname"><em>hash</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>sLen</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>n0</em> </td>
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<td></td>
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<td>)</td>
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</table>
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</div><div class="memdoc">
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<p >Decode encoded message using PSS and compares hash to the decoded hash </p><dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">emLen</td><td>Length of encoded message (EM) buffer (RSA parameter length in bytes) </td></tr>
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<tr><td class="paramname">hashType</td><td>Hash function used for hasing hash </td></tr>
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<tr><td class="paramname">EM</td><td>Input: Pointer to the encoded message buffer </td></tr>
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<tr><td class="paramname">hash</td><td>Hash to compare with </td></tr>
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<tr><td class="paramname">sLen</td><td>Intended length of the salt </td></tr>
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<tr><td class="paramname">n0</td><td>MSB of the modulus (for masking in order to match the modulus size) </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>E_OK if no error occurs and hash is valid </dd></dl>
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</div>
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</div>
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<a id="a0e78304bd7277797e315b72408cdc560" name="a0e78304bd7277797e315b72408cdc560"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a0e78304bd7277797e315b72408cdc560">◆ </a></span>rsa_pad_emsa_pss_encode()</h2>
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<td class="memname"><a class="el" href="sdrv__crypto__utility_8h.html#aa5bd0c76afac3bcab03732f2e64ab19a">sdrv_crypto_error_status_e</a> rsa_pad_emsa_pss_encode </td>
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<td>(</td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>emLen</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>hash_alg</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint8_t * </td>
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<td class="paramname"><em>EM</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint8_t * </td>
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<td class="paramname"><em>hash</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>n0</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>sLen</em> </td>
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</tr>
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<td></td>
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<td>)</td>
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</div><div class="memdoc">
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<p >Encode hash using PSS. This function uses a salt length equal to the hash digest length. </p><dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">emLen</td><td>Length of encoded message (EM) buffer (RSA parameter length in bytes) </td></tr>
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<tr><td class="paramname">hashType</td><td>Hash function used for hashing hash (also used for PKCS algorithm) </td></tr>
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<tr><td class="paramname">EM</td><td>Output: Pointer to the encoded message buffer </td></tr>
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<tr><td class="paramname">hash</td><td>Input: Hash to encode </td></tr>
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<tr><td class="paramname">n0</td><td>MSB of the modulus (for masking in order to match the modulus size) </td></tr>
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<tr><td class="paramname">sLen</td><td>Intended length of the salt </td></tr>
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<tr><td class="paramname">rng</td><td>Random number generator to use </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>E_OK if no error occurs </dd></dl>
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</div>
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</div>
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<a id="a4f46e0d640bfe9e1e5ce2911f382416f" name="a4f46e0d640bfe9e1e5ce2911f382416f"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a4f46e0d640bfe9e1e5ce2911f382416f">◆ </a></span>rsa_pad_zeros()</h2>
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<td class="memname">void rsa_pad_zeros </td>
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<td>(</td>
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<td class="paramtype">uint8_t * </td>
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<td class="paramname"><em>EM</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>emLen</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint8_t * </td>
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<td class="paramname"><em>hash</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>hashLen</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<p >Pads the hash of hashLen to EM of emLen. MSBs are set to 0.</p>
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<dl class="section warning"><dt>Warning</dt><dd>There should not be overlapping between EM and hash ! </dd></dl>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">EM</td><td>Destination buffer (pointer) </td></tr>
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<tr><td class="paramname">emLen</td><td>Length of the destination buffer (bytes) </td></tr>
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<tr><td class="paramname">hash</td><td>Input to pad </td></tr>
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<tr><td class="paramname">hashLen</td><td>Length of the input </td></tr>
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</table>
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</dd>
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</dl>
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</div>
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</div>
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