96 lines
4.6 KiB
HTML
96 lines
4.6 KiB
HTML
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8"/>
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<style>
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table.head, table.foot { width: 100%; }
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td.head-rtitle, td.foot-os { text-align: right; }
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td.head-vol { text-align: center; }
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div.Pp { margin: 1ex 0ex; }
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</style>
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<link rel="stylesheet" href="style.css" type="text/css" media="all"/>
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<title>CRYPTO_ED25519_SIGN(3MONOCYPHER)</title>
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</head>
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<body>
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<table class="head">
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<tr>
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<td class="head-ltitle">CRYPTO_ED25519_SIGN(3MONOCYPHER)</td>
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<td class="head-vol">3MONOCYPHER</td>
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<td class="head-rtitle">CRYPTO_ED25519_SIGN(3MONOCYPHER)</td>
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</tr>
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</table>
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<div class="manual-text">
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<h1 class="Sh" title="Sh" id="NAME"><a class="selflink" href="#NAME">NAME</a></h1>
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<b class="Nm" title="Nm">crypto_ed25519_sign</b>,
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<b class="Nm" title="Nm">crypto_ed25519_check</b>,
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<b class="Nm" title="Nm">crypto_ed25519_public_key</b> —
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<span class="Nd" title="Nd">public key signatures</span>
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<h1 class="Sh" title="Sh" id="SYNOPSIS"><a class="selflink" href="#SYNOPSIS">SYNOPSIS</a></h1>
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<b class="In" title="In">#include
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<<a class="In" title="In">monocypher-ed25519.h</a>></b>
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<div class="Pp"></div>
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<var class="Ft" title="Ft">void</var>
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<br/>
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<b class="Fn" title="Fn">crypto_ed25519_public_key</b>(<var class="Fa" title="Fa">uint8_t
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public_key[32]</var>, <var class="Fa" title="Fa">const uint8_t
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secret_key[32]</var>);
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<div class="Pp"></div>
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<var class="Ft" title="Ft">void</var>
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<br/>
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<b class="Fn" title="Fn">crypto_ed25519_sign</b>(<var class="Fa" title="Fa">uint8_t
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signature[64]</var>, <var class="Fa" title="Fa">const uint8_t
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secret_key[32]</var>, <var class="Fa" title="Fa">const uint8_t
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public_key[32]</var>, <var class="Fa" title="Fa">const uint8_t *message</var>,
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<var class="Fa" title="Fa">size_t message_size</var>);
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<div class="Pp"></div>
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<var class="Ft" title="Ft">int</var>
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<br/>
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<b class="Fn" title="Fn">crypto_ed25519_check</b>(<var class="Fa" title="Fa">const
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uint8_t signature[64]</var>, <var class="Fa" title="Fa">const uint8_t
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public_key[32]</var>, <var class="Fa" title="Fa">const uint8_t *message</var>,
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<var class="Fa" title="Fa">size_t message_size</var>);
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<h1 class="Sh" title="Sh" id="DESCRIPTION"><a class="selflink" href="#DESCRIPTION">DESCRIPTION</a></h1>
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The <b class="Fn" title="Fn">crypto_ed25519_sign</b>() and
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<b class="Fn" title="Fn">crypto_ed25519_check</b>() functions provide Ed25519
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public key signatures and verification with SHA-512 as the underlying hash
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function; they are interoperable with other Ed25519 implementations. If you
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have no interoperability requirements, prefer
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<a class="Xr" title="Xr" href="crypto_sign.html">crypto_sign(3monocypher)</a>.
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<div class="Pp"></div>
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The arguments and security considerations are the same as those described in
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<a class="Xr" title="Xr" href="crypto_sign.html">crypto_sign(3monocypher)</a>.
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<div class="Pp"></div>
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An incremental interface is available; see
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<a class="Xr" title="Xr" href="crypto_ed25519_sign_init_first_pass.html">crypto_ed25519_sign_init_first_pass(3monocypher)</a>.
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<h1 class="Sh" title="Sh" id="RETURN_VALUES"><a class="selflink" href="#RETURN_VALUES">RETURN
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VALUES</a></h1>
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<b class="Fn" title="Fn">crypto_ed25519_public_key</b>() and
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<b class="Fn" title="Fn">crypto_ed25519_sign</b>() return nothing.
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<div class="Pp"></div>
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<b class="Fn" title="Fn">crypto_ed25519_check</b>() returns 0 for legitimate
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messages and -1 for forgeries.
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<h1 class="Sh" title="Sh" id="SEE_ALSO"><a class="selflink" href="#SEE_ALSO">SEE
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ALSO</a></h1>
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<a class="Xr" title="Xr" href="crypto_check.html">crypto_check(3monocypher)</a>,
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<a class="Xr" title="Xr" href="crypto_key_exchange.html">crypto_key_exchange(3monocypher)</a>,
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<a class="Xr" title="Xr" href="crypto_lock.html">crypto_lock(3monocypher)</a>,
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<a class="Xr" title="Xr" href="crypto_sha512.html">crypto_sha512(3monocypher)</a>,
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<a class="Xr" title="Xr" href="intro.html">intro(3monocypher)</a>
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<h1 class="Sh" title="Sh" id="STANDARDS"><a class="selflink" href="#STANDARDS">STANDARDS</a></h1>
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These functions implement Ed25519 as described in RFC 8032.
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<h1 class="Sh" title="Sh" id="HISTORY"><a class="selflink" href="#HISTORY">HISTORY</a></h1>
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The <b class="Fn" title="Fn">crypto_ed25519_sign</b>(),
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<b class="Fn" title="Fn">crypto_ed25519_check</b>(), and
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<b class="Fn" title="Fn">crypto_ed25519_public_key</b>() functions appeared in
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Monocypher 3.0.0. They replace recompilation of Monocypher with the
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<code class="Dv" title="Dv">ED25519_SHA512</code> preprocessor
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definition.</div>
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<table class="foot">
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<tr>
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<td class="foot-date">May 24, 2020</td>
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<td class="foot-os">Linux 4.15.0-106-generic</td>
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</tr>
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</table>
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</body>
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</html>
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