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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `/root/.cargo/registry/src/github.com-1ecc6299db9ec823/openssl-sys-0.9.88/src/./ssl.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>ssl.rs - source</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" href="../../normalize.css"><link rel="stylesheet" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" href="../../ayu.css" disabled><link rel="stylesheet" href="../../dark.css" disabled><link rel="stylesheet" href="../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../storage.js"></script><script defer src="../../source-script.js"></script><script defer src="../../source-files.js"></script><script defer src="../../main.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../favicon.svg"></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><a class="sidebar-logo" href="../../openssl_sys/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a></nav><main><div class="width-limiter"><nav class="sub"><a class="sub-logo-container" href="../../openssl_sys/index.html"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></a><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="example-wrap"><pre class="src-line-numbers"><span id="1">1</span>
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</pre><pre class="rust"><code><span class="kw">use </span>libc::<span class="kw-2">*</span>;
<span class="kw">use </span>std::ptr;
<span class="kw">use super</span>::<span class="kw-2">*</span>;
<span class="attribute">#[cfg(not(ossl110))]
</span><span class="kw">pub const </span>SSL_MAX_KRB5_PRINCIPAL_LENGTH: c_int = <span class="number">256</span>;
<span class="attribute">#[cfg(not(ossl110))]
</span><span class="kw">pub const </span>SSL_MAX_SSL_SESSION_ID_LENGTH: c_int = <span class="number">32</span>;
<span class="attribute">#[cfg(not(ossl110))]
</span><span class="kw">pub const </span>SSL_MAX_SID_CTX_LENGTH: c_int = <span class="number">32</span>;
<span class="attribute">#[cfg(not(ossl110))]
</span><span class="kw">pub const </span>SSL_MAX_KEY_ARG_LENGTH: c_int = <span class="number">8</span>;
<span class="attribute">#[cfg(not(ossl110))]
</span><span class="kw">pub const </span>SSL_MAX_MASTER_KEY_LENGTH: c_int = <span class="number">48</span>;
<span class="kw">pub const </span>SSL_SENT_SHUTDOWN: c_int = <span class="number">1</span>;
<span class="kw">pub const </span>SSL_RECEIVED_SHUTDOWN: c_int = <span class="number">2</span>;
<span class="kw">pub const </span>SSL_FILETYPE_PEM: c_int = X509_FILETYPE_PEM;
<span class="kw">pub const </span>SSL_FILETYPE_ASN1: c_int = X509_FILETYPE_ASN1;
<span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_EXT_TLS_ONLY: c_uint = <span class="number">0x0001</span>;
<span class="comment">/* This extension is only allowed in DTLS */
</span><span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_EXT_DTLS_ONLY: c_uint = <span class="number">0x0002</span>;
<span class="comment">/* Some extensions may be allowed in DTLS but we don&#39;t implement them for it */
</span><span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_EXT_TLS_IMPLEMENTATION_ONLY: c_uint = <span class="number">0x0004</span>;
<span class="comment">/* Most extensions are not defined for SSLv3 but EXT_TYPE_renegotiate is */
</span><span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_EXT_SSL3_ALLOWED: c_uint = <span class="number">0x0008</span>;
<span class="comment">/* Extension is only defined for TLS1.2 and below */
</span><span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_EXT_TLS1_2_AND_BELOW_ONLY: c_uint = <span class="number">0x0010</span>;
<span class="comment">/* Extension is only defined for TLS1.3 and above */
</span><span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_EXT_TLS1_3_ONLY: c_uint = <span class="number">0x0020</span>;
<span class="comment">/* Ignore this extension during parsing if we are resuming */
</span><span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_EXT_IGNORE_ON_RESUMPTION: c_uint = <span class="number">0x0040</span>;
<span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_EXT_CLIENT_HELLO: c_uint = <span class="number">0x0080</span>;
<span class="comment">/* Really means TLS1.2 or below */
</span><span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_EXT_TLS1_2_SERVER_HELLO: c_uint = <span class="number">0x0100</span>;
<span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_EXT_TLS1_3_SERVER_HELLO: c_uint = <span class="number">0x0200</span>;
<span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_EXT_TLS1_3_ENCRYPTED_EXTENSIONS: c_uint = <span class="number">0x0400</span>;
<span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_EXT_TLS1_3_HELLO_RETRY_REQUEST: c_uint = <span class="number">0x0800</span>;
<span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_EXT_TLS1_3_CERTIFICATE: c_uint = <span class="number">0x1000</span>;
<span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_EXT_TLS1_3_NEW_SESSION_TICKET: c_uint = <span class="number">0x2000</span>;
<span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_EXT_TLS1_3_CERTIFICATE_REQUEST: c_uint = <span class="number">0x4000</span>;
<span class="macro">cfg_if! </span>{
<span class="kw">if </span><span class="attribute">#[cfg(ossl300)] </span>{
<span class="macro">macro_rules! </span>ssl_op_type {
() =&gt; {u64};
}
} <span class="kw">else </span>{
<span class="macro">macro_rules! </span>ssl_op_type {
() =&gt; {c_ulong};
}
}
}
<span class="kw">pub const </span>SSL_OP_LEGACY_SERVER_CONNECT: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000004</span>;
<span class="macro">cfg_if! </span>{
<span class="kw">if </span><span class="attribute">#[cfg(libressl261)] </span>{
<span class="kw">pub const </span>SSL_OP_TLSEXT_PADDING: <span class="macro">ssl_op_type!</span>() = <span class="number">0x0</span>;
} <span class="kw">else if </span><span class="attribute">#[cfg(any(ossl102, libressl))] </span>{
<span class="kw">pub const </span>SSL_OP_TLSEXT_PADDING: <span class="macro">ssl_op_type!</span>() = <span class="number">0x10</span>;
}
}
<span class="attribute">#[cfg(ossl101)]
</span><span class="kw">pub const </span>SSL_OP_SAFARI_ECDHE_ECDSA_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000040</span>;
<span class="kw">pub const </span>SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000800</span>;
<span class="kw">pub const </span>SSL_OP_NO_QUERY_MTU: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00001000</span>;
<span class="kw">pub const </span>SSL_OP_COOKIE_EXCHANGE: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00002000</span>;
<span class="kw">pub const </span>SSL_OP_NO_TICKET: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00004000</span>;
<span class="macro">cfg_if! </span>{
<span class="kw">if </span><span class="attribute">#[cfg(ossl101)] </span>{
<span class="kw">pub const </span>SSL_OP_CISCO_ANYCONNECT: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00008000</span>;
} <span class="kw">else </span>{
<span class="kw">pub const </span>SSL_OP_CISCO_ANYCONNECT: <span class="macro">ssl_op_type!</span>() = <span class="number">0x0</span>;
}
}
<span class="kw">pub const </span>SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00010000</span>;
<span class="macro">cfg_if! </span>{
<span class="kw">if </span><span class="attribute">#[cfg(ossl101)] </span>{
<span class="kw">pub const </span>SSL_OP_NO_COMPRESSION: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00020000</span>;
<span class="kw">pub const </span>SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00040000</span>;
} <span class="kw">else </span>{
<span class="kw">pub const </span>SSL_OP_NO_COMPRESSION: <span class="macro">ssl_op_type!</span>() = <span class="number">0x0</span>;
<span class="kw">pub const </span>SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION: <span class="macro">ssl_op_type!</span>() = <span class="number">0x0</span>;
}
}
<span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_OP_ENABLE_MIDDLEBOX_COMPAT: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00100000</span>;
<span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_OP_PRIORITIZE_CHACHA: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00200000</span>;
<span class="kw">pub const </span>SSL_OP_CIPHER_SERVER_PREFERENCE: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00400000</span>;
<span class="macro">cfg_if! </span>{
<span class="kw">if </span><span class="attribute">#[cfg(libressl280)] </span>{
<span class="kw">pub const </span>SSL_OP_TLS_ROLLBACK_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0</span>;
} <span class="kw">else </span>{
<span class="kw">pub const </span>SSL_OP_TLS_ROLLBACK_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00800000</span>;
}
}
<span class="macro">cfg_if! </span>{
<span class="kw">if </span><span class="attribute">#[cfg(ossl101)] </span>{
<span class="kw">pub const </span>SSL_OP_NO_SSLv3: <span class="macro">ssl_op_type!</span>() = <span class="number">0x02000000</span>;
} <span class="kw">else </span>{
<span class="kw">pub const </span>SSL_OP_NO_SSLv3: <span class="macro">ssl_op_type!</span>() = <span class="number">0x0</span>;
}
}
<span class="kw">pub const </span>SSL_OP_NO_TLSv1_1: <span class="macro">ssl_op_type!</span>() = <span class="number">0x10000000</span>;
<span class="kw">pub const </span>SSL_OP_NO_TLSv1_2: <span class="macro">ssl_op_type!</span>() = <span class="number">0x08000000</span>;
<span class="kw">pub const </span>SSL_OP_NO_TLSv1: <span class="macro">ssl_op_type!</span>() = <span class="number">0x04000000</span>;
<span class="macro">cfg_if! </span>{
<span class="kw">if </span><span class="attribute">#[cfg(ossl102)] </span>{
<span class="kw">pub const </span>SSL_OP_NO_DTLSv1: <span class="macro">ssl_op_type!</span>() = <span class="number">0x04000000</span>;
<span class="kw">pub const </span>SSL_OP_NO_DTLSv1_2: <span class="macro">ssl_op_type!</span>() = <span class="number">0x08000000</span>;
} <span class="kw">else if </span><span class="attribute">#[cfg(libressl332)] </span>{
<span class="kw">pub const </span>SSL_OP_NO_DTLSv1: <span class="macro">ssl_op_type!</span>() = <span class="number">0x40000000</span>;
<span class="kw">pub const </span>SSL_OP_NO_DTLSv1_2: <span class="macro">ssl_op_type!</span>() = <span class="number">0x80000000</span>;
}
}
<span class="attribute">#[cfg(any(ossl111, libressl340))]
</span><span class="kw">pub const </span>SSL_OP_NO_TLSv1_3: <span class="macro">ssl_op_type!</span>() = <span class="number">0x20000000</span>;
<span class="attribute">#[cfg(ossl110h)]
</span><span class="kw">pub const </span>SSL_OP_NO_RENEGOTIATION: <span class="macro">ssl_op_type!</span>() = <span class="number">0x40000000</span>;
<span class="macro">cfg_if! </span>{
<span class="kw">if </span><span class="attribute">#[cfg(ossl111)] </span>{
<span class="kw">pub const </span>SSL_OP_NO_SSL_MASK: <span class="macro">ssl_op_type!</span>() = SSL_OP_NO_SSLv2
| SSL_OP_NO_SSLv3
| SSL_OP_NO_TLSv1
| SSL_OP_NO_TLSv1_1
| SSL_OP_NO_TLSv1_2
| SSL_OP_NO_TLSv1_3;
} <span class="kw">else if </span><span class="attribute">#[cfg(ossl102)] </span>{
<span class="kw">pub const </span>SSL_OP_NO_SSL_MASK: <span class="macro">ssl_op_type!</span>() =
SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3 | SSL_OP_NO_TLSv1 | SSL_OP_NO_TLSv1_1 | SSL_OP_NO_TLSv1_2;
}
}
<span class="macro">cfg_if! </span>{
<span class="kw">if </span><span class="attribute">#[cfg(libressl261)] </span>{
<span class="kw">pub const </span>SSL_OP_CRYPTOPRO_TLSEXT_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x0</span>;
} <span class="kw">else </span>{
<span class="kw">pub const </span>SSL_OP_CRYPTOPRO_TLSEXT_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x80000000</span>;
}
}
<span class="macro">cfg_if! </span>{
<span class="kw">if </span><span class="attribute">#[cfg(ossl300)] </span>{
<span class="kw">pub const </span>SSL_OP_ALL: <span class="macro">ssl_op_type!</span>() = SSL_OP_CRYPTOPRO_TLSEXT_BUG
| SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS
| SSL_OP_TLSEXT_PADDING
| SSL_OP_SAFARI_ECDHE_ECDSA_BUG;
} <span class="kw">else if </span><span class="attribute">#[cfg(ossl110f)] </span>{
<span class="kw">pub const </span>SSL_OP_ALL: <span class="macro">ssl_op_type!</span>() = SSL_OP_CRYPTOPRO_TLSEXT_BUG
| SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS
| SSL_OP_LEGACY_SERVER_CONNECT
| SSL_OP_TLSEXT_PADDING
| SSL_OP_SAFARI_ECDHE_ECDSA_BUG;
} <span class="kw">else if </span><span class="attribute">#[cfg(libressl261)] </span>{
<span class="kw">pub const </span>SSL_OP_ALL: <span class="macro">ssl_op_type!</span>() = <span class="number">0x4</span>;
} <span class="kw">else if </span><span class="attribute">#[cfg(libressl)] </span>{
<span class="kw">pub const </span>SSL_OP_ALL: <span class="macro">ssl_op_type!</span>() = <span class="number">0x80000014</span>;
} <span class="kw">else </span>{
<span class="kw">pub const </span>SSL_OP_ALL: <span class="macro">ssl_op_type!</span>() = <span class="number">0x80000BFF</span>;
}
}
<span class="macro">cfg_if! </span>{
<span class="kw">if </span><span class="attribute">#[cfg(ossl110)] </span>{
<span class="kw">pub const </span>SSL_OP_MICROSOFT_SESS_ID_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000000</span>;
<span class="kw">pub const </span>SSL_OP_NETSCAPE_CHALLENGE_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000000</span>;
<span class="kw">pub const </span>SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000000</span>;
<span class="kw">pub const </span>SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000000</span>;
<span class="kw">pub const </span>SSL_OP_SSLEAY_080_CLIENT_DH_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000000</span>;
<span class="kw">pub const </span>SSL_OP_TLS_D5_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000000</span>;
<span class="kw">pub const </span>SSL_OP_TLS_BLOCK_PADDING_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000000</span>;
<span class="kw">pub const </span>SSL_OP_SINGLE_ECDH_USE: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000000</span>;
<span class="kw">pub const </span>SSL_OP_SINGLE_DH_USE: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000000</span>;
<span class="kw">pub const </span>SSL_OP_NO_SSLv2: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000000</span>;
} <span class="kw">else if </span><span class="attribute">#[cfg(ossl101)] </span>{
<span class="kw">pub const </span>SSL_OP_MICROSOFT_SESS_ID_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000001</span>;
<span class="kw">pub const </span>SSL_OP_NETSCAPE_CHALLENGE_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000002</span>;
<span class="kw">pub const </span>SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000008</span>;
<span class="kw">pub const </span>SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000020</span>;
<span class="kw">pub const </span>SSL_OP_SSLEAY_080_CLIENT_DH_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000080</span>;
<span class="kw">pub const </span>SSL_OP_TLS_D5_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000100</span>;
<span class="kw">pub const </span>SSL_OP_TLS_BLOCK_PADDING_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00000200</span>;
<span class="kw">pub const </span>SSL_OP_SINGLE_ECDH_USE: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00080000</span>;
<span class="kw">pub const </span>SSL_OP_SINGLE_DH_USE: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00100000</span>;
<span class="kw">pub const </span>SSL_OP_NO_SSLv2: <span class="macro">ssl_op_type!</span>() = <span class="number">0x01000000</span>;
} <span class="kw">else </span>{
<span class="kw">pub const </span>SSL_OP_MICROSOFT_SESS_ID_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x0</span>;
<span class="kw">pub const </span>SSL_OP_NETSCAPE_CHALLENGE_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x0</span>;
<span class="kw">pub const </span>SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x0</span>;
<span class="kw">pub const </span>SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER: <span class="macro">ssl_op_type!</span>() = <span class="number">0x0</span>;
<span class="kw">pub const </span>SSL_OP_SSLEAY_080_CLIENT_DH_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x0</span>;
<span class="kw">pub const </span>SSL_OP_TLS_D5_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x0</span>;
<span class="kw">pub const </span>SSL_OP_TLS_BLOCK_PADDING_BUG: <span class="macro">ssl_op_type!</span>() = <span class="number">0x0</span>;
<span class="attribute">#[cfg(libressl261)]
</span><span class="kw">pub const </span>SSL_OP_SINGLE_ECDH_USE: <span class="macro">ssl_op_type!</span>() = <span class="number">0x0</span>;
<span class="attribute">#[cfg(not(libressl261))]
</span><span class="kw">pub const </span>SSL_OP_SINGLE_ECDH_USE: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00080000</span>;
<span class="kw">pub const </span>SSL_OP_SINGLE_DH_USE: <span class="macro">ssl_op_type!</span>() = <span class="number">0x00100000</span>;
<span class="kw">pub const </span>SSL_OP_NO_SSLv2: <span class="macro">ssl_op_type!</span>() = <span class="number">0x0</span>;
}
}
<span class="kw">pub const </span>SSL_MODE_ENABLE_PARTIAL_WRITE: c_long = <span class="number">0x1</span>;
<span class="kw">pub const </span>SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER: c_long = <span class="number">0x2</span>;
<span class="kw">pub const </span>SSL_MODE_AUTO_RETRY: c_long = <span class="number">0x4</span>;
<span class="kw">pub const </span>SSL_MODE_NO_AUTO_CHAIN: c_long = <span class="number">0x8</span>;
<span class="kw">pub const </span>SSL_MODE_RELEASE_BUFFERS: c_long = <span class="number">0x10</span>;
<span class="attribute">#[cfg(ossl101)]
</span><span class="kw">pub const </span>SSL_MODE_SEND_CLIENTHELLO_TIME: c_long = <span class="number">0x20</span>;
<span class="attribute">#[cfg(ossl101)]
</span><span class="kw">pub const </span>SSL_MODE_SEND_SERVERHELLO_TIME: c_long = <span class="number">0x40</span>;
<span class="attribute">#[cfg(ossl101)]
</span><span class="kw">pub const </span>SSL_MODE_SEND_FALLBACK_SCSV: c_long = <span class="number">0x80</span>;
<span class="kw">pub unsafe fn </span>SSL_CTX_set_mode(ctx: <span class="kw-2">*mut </span>SSL_CTX, op: c_long) -&gt; c_long {
SSL_CTX_ctrl(ctx, SSL_CTRL_MODE, op, ptr::null_mut())
}
<span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_COOKIE_LENGTH: c_int = <span class="number">4096</span>;
<span class="macro">cfg_if! </span>{
<span class="kw">if </span><span class="attribute">#[cfg(not(ossl110))] </span>{
<span class="kw">pub unsafe fn </span>SSL_CTX_get_options(ctx: <span class="kw-2">*const </span>SSL_CTX) -&gt; c_ulong {
SSL_CTX_ctrl(ctx <span class="kw">as </span><span class="kw-2">*mut </span><span class="kw">_</span>, SSL_CTRL_OPTIONS, <span class="number">0</span>, ptr::null_mut()) <span class="kw">as </span>c_ulong
}
<span class="kw">pub unsafe fn </span>SSL_CTX_set_options(ctx: <span class="kw-2">*const </span>SSL_CTX, op: c_ulong) -&gt; c_ulong {
SSL_CTX_ctrl(
ctx <span class="kw">as </span><span class="kw-2">*mut </span><span class="kw">_</span>,
SSL_CTRL_OPTIONS,
op <span class="kw">as </span>c_long,
ptr::null_mut(),
) <span class="kw">as </span>c_ulong
}
<span class="kw">pub unsafe fn </span>SSL_CTX_clear_options(ctx: <span class="kw-2">*const </span>SSL_CTX, op: c_ulong) -&gt; c_ulong {
SSL_CTX_ctrl(
ctx <span class="kw">as </span><span class="kw-2">*mut </span><span class="kw">_</span>,
SSL_CTRL_CLEAR_OPTIONS,
op <span class="kw">as </span>c_long,
ptr::null_mut(),
) <span class="kw">as </span>c_ulong
}
}
}
<span class="kw">pub unsafe fn </span>SSL_set_mtu(ssl: <span class="kw-2">*mut </span>SSL, mtu: c_long) -&gt; c_long {
SSL_ctrl(ssl, SSL_CTRL_SET_MTU, mtu, ptr::null_mut())
}
<span class="attribute">#[cfg(ossl110)]
</span><span class="kw">pub unsafe fn </span>SSL_get_extms_support(ssl: <span class="kw-2">*mut </span>SSL) -&gt; c_long {
SSL_ctrl(ssl, SSL_CTRL_GET_EXTMS_SUPPORT, <span class="number">0</span>, ptr::null_mut())
}
<span class="kw">pub const </span>SSL_SESS_CACHE_OFF: c_long = <span class="number">0x0</span>;
<span class="kw">pub const </span>SSL_SESS_CACHE_CLIENT: c_long = <span class="number">0x1</span>;
<span class="kw">pub const </span>SSL_SESS_CACHE_SERVER: c_long = <span class="number">0x2</span>;
<span class="kw">pub const </span>SSL_SESS_CACHE_BOTH: c_long = SSL_SESS_CACHE_CLIENT | SSL_SESS_CACHE_SERVER;
<span class="kw">pub const </span>SSL_SESS_CACHE_NO_AUTO_CLEAR: c_long = <span class="number">0x80</span>;
<span class="kw">pub const </span>SSL_SESS_CACHE_NO_INTERNAL_LOOKUP: c_long = <span class="number">0x100</span>;
<span class="kw">pub const </span>SSL_SESS_CACHE_NO_INTERNAL_STORE: c_long = <span class="number">0x200</span>;
<span class="kw">pub const </span>SSL_SESS_CACHE_NO_INTERNAL: c_long =
SSL_SESS_CACHE_NO_INTERNAL_LOOKUP | SSL_SESS_CACHE_NO_INTERNAL_STORE;
<span class="kw">pub const </span>OPENSSL_NPN_UNSUPPORTED: c_int = <span class="number">0</span>;
<span class="kw">pub const </span>OPENSSL_NPN_NEGOTIATED: c_int = <span class="number">1</span>;
<span class="kw">pub const </span>OPENSSL_NPN_NO_OVERLAP: c_int = <span class="number">2</span>;
<span class="kw">pub const </span>SSL_AD_ILLEGAL_PARAMETER: c_int = SSL3_AD_ILLEGAL_PARAMETER;
<span class="kw">pub const </span>SSL_AD_DECODE_ERROR: c_int = TLS1_AD_DECODE_ERROR;
<span class="kw">pub const </span>SSL_AD_UNRECOGNIZED_NAME: c_int = TLS1_AD_UNRECOGNIZED_NAME;
<span class="kw">pub const </span>SSL_ERROR_NONE: c_int = <span class="number">0</span>;
<span class="kw">pub const </span>SSL_ERROR_SSL: c_int = <span class="number">1</span>;
<span class="kw">pub const </span>SSL_ERROR_SYSCALL: c_int = <span class="number">5</span>;
<span class="kw">pub const </span>SSL_ERROR_WANT_ACCEPT: c_int = <span class="number">8</span>;
<span class="kw">pub const </span>SSL_ERROR_WANT_CONNECT: c_int = <span class="number">7</span>;
<span class="kw">pub const </span>SSL_ERROR_WANT_READ: c_int = <span class="number">2</span>;
<span class="kw">pub const </span>SSL_ERROR_WANT_WRITE: c_int = <span class="number">3</span>;
<span class="kw">pub const </span>SSL_ERROR_WANT_X509_LOOKUP: c_int = <span class="number">4</span>;
<span class="kw">pub const </span>SSL_ERROR_ZERO_RETURN: c_int = <span class="number">6</span>;
<span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_ERROR_WANT_CLIENT_HELLO_CB: c_int = <span class="number">11</span>;
<span class="kw">pub const </span>SSL_VERIFY_NONE: c_int = <span class="number">0</span>;
<span class="kw">pub const </span>SSL_VERIFY_PEER: c_int = <span class="number">1</span>;
<span class="kw">pub const </span>SSL_VERIFY_FAIL_IF_NO_PEER_CERT: c_int = <span class="number">2</span>;
<span class="kw">pub const </span>SSL_CTRL_SET_TMP_DH: c_int = <span class="number">3</span>;
<span class="kw">pub const </span>SSL_CTRL_SET_TMP_ECDH: c_int = <span class="number">4</span>;
<span class="attribute">#[cfg(any(libressl, all(ossl101, not(ossl110))))]
</span><span class="kw">pub const </span>SSL_CTRL_GET_SESSION_REUSED: c_int = <span class="number">8</span>;
<span class="kw">pub const </span>SSL_CTRL_EXTRA_CHAIN_CERT: c_int = <span class="number">14</span>;
<span class="kw">pub const </span>SSL_CTRL_SET_MTU: c_int = <span class="number">17</span>;
<span class="attribute">#[cfg(any(libressl, all(ossl101, not(ossl110))))]
</span><span class="kw">pub const </span>SSL_CTRL_OPTIONS: c_int = <span class="number">32</span>;
<span class="kw">pub const </span>SSL_CTRL_MODE: c_int = <span class="number">33</span>;
<span class="kw">pub const </span>SSL_CTRL_SET_READ_AHEAD: c_int = <span class="number">41</span>;
<span class="kw">pub const </span>SSL_CTRL_SET_SESS_CACHE_SIZE: c_int = <span class="number">42</span>;
<span class="kw">pub const </span>SSL_CTRL_GET_SESS_CACHE_SIZE: c_int = <span class="number">43</span>;
<span class="kw">pub const </span>SSL_CTRL_SET_SESS_CACHE_MODE: c_int = <span class="number">44</span>;
<span class="kw">pub const </span>SSL_CTRL_SET_TLSEXT_SERVERNAME_CB: c_int = <span class="number">53</span>;
<span class="kw">pub const </span>SSL_CTRL_SET_TLSEXT_SERVERNAME_ARG: c_int = <span class="number">54</span>;
<span class="kw">pub const </span>SSL_CTRL_SET_TLSEXT_HOSTNAME: c_int = <span class="number">55</span>;
<span class="kw">pub const </span>SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB: c_int = <span class="number">63</span>;
<span class="kw">pub const </span>SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB_ARG: c_int = <span class="number">64</span>;
<span class="kw">pub const </span>SSL_CTRL_SET_TLSEXT_STATUS_REQ_TYPE: c_int = <span class="number">65</span>;
<span class="kw">pub const </span>SSL_CTRL_GET_TLSEXT_STATUS_REQ_OCSP_RESP: c_int = <span class="number">70</span>;
<span class="kw">pub const </span>SSL_CTRL_SET_TLSEXT_STATUS_REQ_OCSP_RESP: c_int = <span class="number">71</span>;
<span class="attribute">#[cfg(any(libressl, all(ossl101, not(ossl110))))]
</span><span class="kw">pub const </span>SSL_CTRL_CLEAR_OPTIONS: c_int = <span class="number">77</span>;
<span class="kw">pub const </span>SSL_CTRL_GET_EXTRA_CHAIN_CERTS: c_int = <span class="number">82</span>;
<span class="attribute">#[cfg(ossl102)]
</span><span class="kw">pub const </span>SSL_CTRL_CHAIN_CERT: c_int = <span class="number">89</span>;
<span class="attribute">#[cfg(any(ossl111, libressl252))]
</span><span class="kw">pub const </span>SSL_CTRL_SET_GROUPS_LIST: c_int = <span class="number">92</span>;
<span class="attribute">#[cfg(any(libressl, all(ossl102, not(ossl110))))]
</span><span class="kw">pub const </span>SSL_CTRL_SET_ECDH_AUTO: c_int = <span class="number">94</span>;
<span class="attribute">#[cfg(ossl102)]
</span><span class="kw">pub const </span>SSL_CTRL_SET_SIGALGS_LIST: c_int = <span class="number">98</span>;
<span class="attribute">#[cfg(ossl102)]
</span><span class="kw">pub const </span>SSL_CTRL_SET_VERIFY_CERT_STORE: c_int = <span class="number">106</span>;
<span class="attribute">#[cfg(ossl110)]
</span><span class="kw">pub const </span>SSL_CTRL_GET_EXTMS_SUPPORT: c_int = <span class="number">122</span>;
<span class="attribute">#[cfg(any(ossl110, libressl261))]
</span><span class="kw">pub const </span>SSL_CTRL_SET_MIN_PROTO_VERSION: c_int = <span class="number">123</span>;
<span class="attribute">#[cfg(any(ossl110, libressl261))]
</span><span class="kw">pub const </span>SSL_CTRL_SET_MAX_PROTO_VERSION: c_int = <span class="number">124</span>;
<span class="attribute">#[cfg(any(ossl110g, libressl270))]
</span><span class="kw">pub const </span>SSL_CTRL_GET_MIN_PROTO_VERSION: c_int = <span class="number">130</span>;
<span class="attribute">#[cfg(any(ossl110g, libressl270))]
</span><span class="kw">pub const </span>SSL_CTRL_GET_MAX_PROTO_VERSION: c_int = <span class="number">131</span>;
<span class="kw">pub unsafe fn </span>SSL_CTX_set_tmp_dh(ctx: <span class="kw-2">*mut </span>SSL_CTX, dh: <span class="kw-2">*mut </span>DH) -&gt; c_long {
SSL_CTX_ctrl(ctx, SSL_CTRL_SET_TMP_DH, <span class="number">0</span>, dh <span class="kw">as </span><span class="kw-2">*mut </span>c_void)
}
<span class="kw">pub unsafe fn </span>SSL_CTX_set_tmp_ecdh(ctx: <span class="kw-2">*mut </span>SSL_CTX, key: <span class="kw-2">*mut </span>EC_KEY) -&gt; c_long {
SSL_CTX_ctrl(ctx, SSL_CTRL_SET_TMP_ECDH, <span class="number">0</span>, key <span class="kw">as </span><span class="kw-2">*mut </span>c_void)
}
<span class="kw">pub unsafe fn </span>SSL_set_tmp_dh(ssl: <span class="kw-2">*mut </span>SSL, dh: <span class="kw-2">*mut </span>DH) -&gt; c_long {
SSL_ctrl(ssl, SSL_CTRL_SET_TMP_DH, <span class="number">0</span>, dh <span class="kw">as </span><span class="kw-2">*mut </span>c_void)
}
<span class="kw">pub unsafe fn </span>SSL_set_tmp_ecdh(ssl: <span class="kw-2">*mut </span>SSL, key: <span class="kw-2">*mut </span>EC_KEY) -&gt; c_long {
SSL_ctrl(ssl, SSL_CTRL_SET_TMP_ECDH, <span class="number">0</span>, key <span class="kw">as </span><span class="kw-2">*mut </span>c_void)
}
<span class="kw">pub unsafe fn </span>SSL_CTX_add_extra_chain_cert(ctx: <span class="kw-2">*mut </span>SSL_CTX, x509: <span class="kw-2">*mut </span>X509) -&gt; c_long {
SSL_CTX_ctrl(ctx, SSL_CTRL_EXTRA_CHAIN_CERT, <span class="number">0</span>, x509 <span class="kw">as </span><span class="kw-2">*mut </span>c_void)
}
<span class="kw">pub unsafe fn </span>SSL_CTX_get_extra_chain_certs(
ctx: <span class="kw-2">*mut </span>SSL_CTX,
chain: <span class="kw-2">*mut *mut </span>stack_st_X509,
) -&gt; c_long {
SSL_CTX_ctrl(ctx, SSL_CTRL_GET_EXTRA_CHAIN_CERTS, <span class="number">0</span>, chain <span class="kw">as </span><span class="kw-2">*mut </span>c_void)
}
<span class="attribute">#[cfg(ossl102)]
</span><span class="kw">pub unsafe fn </span>SSL_CTX_set0_verify_cert_store(ctx: <span class="kw-2">*mut </span>SSL_CTX, st: <span class="kw-2">*mut </span>X509_STORE) -&gt; c_long {
SSL_CTX_ctrl(ctx, SSL_CTRL_SET_VERIFY_CERT_STORE, <span class="number">0</span>, st <span class="kw">as </span><span class="kw-2">*mut </span>c_void)
}
<span class="attribute">#[cfg(ossl102)]
</span><span class="kw">pub unsafe fn </span>SSL_set0_verify_cert_store(ssl: <span class="kw-2">*mut </span>SSL, st: <span class="kw-2">*mut </span>X509_STORE) -&gt; c_long {
SSL_ctrl(ssl, SSL_CTRL_SET_VERIFY_CERT_STORE, <span class="number">0</span>, st <span class="kw">as </span><span class="kw-2">*mut </span>c_void)
}
<span class="macro">cfg_if! </span>{
<span class="kw">if </span><span class="attribute">#[cfg(ossl111)] </span>{
<span class="kw">pub unsafe fn </span>SSL_CTX_set1_groups_list(ctx: <span class="kw-2">*mut </span>SSL_CTX, s: <span class="kw-2">*const </span>c_char) -&gt; c_long {
SSL_CTX_ctrl(
ctx,
SSL_CTRL_SET_GROUPS_LIST,
<span class="number">0</span>,
s <span class="kw">as </span><span class="kw-2">*const </span>c_void <span class="kw">as </span><span class="kw-2">*mut </span>c_void,
)
}
} <span class="kw">else if </span><span class="attribute">#[cfg(libressl251)] </span>{
<span class="kw">extern </span><span class="string">&quot;C&quot; </span>{
<span class="kw">pub fn </span>SSL_CTX_set1_groups_list(ctx: <span class="kw-2">*mut </span>SSL_CTX, s: <span class="kw-2">*const </span>c_char) -&gt; c_int;
}
}
}
<span class="attribute">#[cfg(ossl102)]
</span><span class="kw">pub unsafe fn </span>SSL_add0_chain_cert(ssl: <span class="kw-2">*mut </span>SSL, ptr: <span class="kw-2">*mut </span>X509) -&gt; c_long {
SSL_ctrl(ssl, SSL_CTRL_CHAIN_CERT, <span class="number">0</span>, ptr <span class="kw">as </span><span class="kw-2">*mut </span>c_void)
}
<span class="attribute">#[cfg(ossl102)]
</span><span class="kw">pub unsafe fn </span>SSL_CTX_set1_sigalgs_list(ctx: <span class="kw-2">*mut </span>SSL_CTX, s: <span class="kw-2">*const </span>c_char) -&gt; c_long {
SSL_CTX_ctrl(
ctx,
SSL_CTRL_SET_SIGALGS_LIST,
<span class="number">0</span>,
s <span class="kw">as </span><span class="kw-2">*const </span>c_void <span class="kw">as </span><span class="kw-2">*mut </span>c_void,
)
}
<span class="attribute">#[cfg(any(libressl, all(ossl102, not(ossl110))))]
</span><span class="kw">pub unsafe fn </span>SSL_CTX_set_ecdh_auto(ctx: <span class="kw-2">*mut </span>SSL_CTX, onoff: c_int) -&gt; c_int {
SSL_CTX_ctrl(
ctx,
SSL_CTRL_SET_ECDH_AUTO,
onoff <span class="kw">as </span>c_long,
ptr::null_mut(),
) <span class="kw">as </span>c_int
}
<span class="attribute">#[cfg(any(libressl, all(ossl102, not(ossl110))))]
</span><span class="kw">pub unsafe fn </span>SSL_set_ecdh_auto(ssl: <span class="kw-2">*mut </span>SSL, onoff: c_int) -&gt; c_int {
SSL_ctrl(
ssl,
SSL_CTRL_SET_ECDH_AUTO,
onoff <span class="kw">as </span>c_long,
ptr::null_mut(),
) <span class="kw">as </span>c_int
}
<span class="macro">cfg_if! </span>{
<span class="kw">if </span><span class="attribute">#[cfg(ossl110)] </span>{
<span class="kw">pub unsafe fn </span>SSL_CTX_set_min_proto_version(ctx: <span class="kw-2">*mut </span>SSL_CTX, version: c_int) -&gt; c_int {
SSL_CTX_ctrl(
ctx,
SSL_CTRL_SET_MIN_PROTO_VERSION,
version <span class="kw">as </span>c_long,
ptr::null_mut(),
) <span class="kw">as </span>c_int
}
<span class="kw">pub unsafe fn </span>SSL_CTX_set_max_proto_version(ctx: <span class="kw-2">*mut </span>SSL_CTX, version: c_int) -&gt; c_int {
SSL_CTX_ctrl(
ctx,
SSL_CTRL_SET_MAX_PROTO_VERSION,
version <span class="kw">as </span>c_long,
ptr::null_mut(),
) <span class="kw">as </span>c_int
}
<span class="kw">pub unsafe fn </span>SSL_set_min_proto_version(s: <span class="kw-2">*mut </span>SSL, version: c_int) -&gt; c_int {
SSL_ctrl(
s,
SSL_CTRL_SET_MIN_PROTO_VERSION,
version <span class="kw">as </span>c_long,
ptr::null_mut(),
) <span class="kw">as </span>c_int
}
<span class="kw">pub unsafe fn </span>SSL_set_max_proto_version(s: <span class="kw-2">*mut </span>SSL, version: c_int) -&gt; c_int {
SSL_ctrl(
s,
SSL_CTRL_SET_MAX_PROTO_VERSION,
version <span class="kw">as </span>c_long,
ptr::null_mut(),
) <span class="kw">as </span>c_int
}
}
}
<span class="macro">cfg_if! </span>{
<span class="kw">if </span><span class="attribute">#[cfg(ossl110g)] </span>{
<span class="kw">pub unsafe fn </span>SSL_CTX_get_min_proto_version(ctx: <span class="kw-2">*mut </span>SSL_CTX) -&gt; c_int {
SSL_CTX_ctrl(ctx, SSL_CTRL_GET_MIN_PROTO_VERSION, <span class="number">0</span>, ptr::null_mut()) <span class="kw">as </span>c_int
}
<span class="kw">pub unsafe fn </span>SSL_CTX_get_max_proto_version(ctx: <span class="kw-2">*mut </span>SSL_CTX) -&gt; c_int {
SSL_CTX_ctrl(ctx, SSL_CTRL_GET_MAX_PROTO_VERSION, <span class="number">0</span>, ptr::null_mut()) <span class="kw">as </span>c_int
}
<span class="kw">pub unsafe fn </span>SSL_get_min_proto_version(s: <span class="kw-2">*mut </span>SSL) -&gt; c_int {
SSL_ctrl(s, SSL_CTRL_GET_MIN_PROTO_VERSION, <span class="number">0</span>, ptr::null_mut()) <span class="kw">as </span>c_int
}
<span class="kw">pub unsafe fn </span>SSL_get_max_proto_version(s: <span class="kw-2">*mut </span>SSL) -&gt; c_int {
SSL_ctrl(s, SSL_CTRL_GET_MAX_PROTO_VERSION, <span class="number">0</span>, ptr::null_mut()) <span class="kw">as </span>c_int
}
}
}
<span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_CLIENT_HELLO_SUCCESS: c_int = <span class="number">1</span>;
<span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_CLIENT_HELLO_ERROR: c_int = <span class="number">0</span>;
<span class="attribute">#[cfg(ossl111)]
</span><span class="kw">pub const </span>SSL_CLIENT_HELLO_RETRY: c_int = -<span class="number">1</span>;
<span class="attribute">#[cfg(any(ossl111, libressl340))]
</span><span class="kw">pub const </span>SSL_READ_EARLY_DATA_ERROR: c_int = <span class="number">0</span>;
<span class="attribute">#[cfg(any(ossl111, libressl340))]
</span><span class="kw">pub const </span>SSL_READ_EARLY_DATA_SUCCESS: c_int = <span class="number">1</span>;
<span class="attribute">#[cfg(any(ossl111, libressl340))]
</span><span class="kw">pub const </span>SSL_READ_EARLY_DATA_FINISH: c_int = <span class="number">2</span>;
<span class="macro">cfg_if! </span>{
<span class="kw">if </span><span class="attribute">#[cfg(ossl110)] </span>{
<span class="kw">pub unsafe fn </span>SSL_get_ex_new_index(
l: c_long,
p: <span class="kw-2">*mut </span>c_void,
newf: <span class="prelude-ty">Option</span>&lt;CRYPTO_EX_new&gt;,
dupf: <span class="prelude-ty">Option</span>&lt;CRYPTO_EX_dup&gt;,
freef: <span class="prelude-ty">Option</span>&lt;CRYPTO_EX_free&gt;,
) -&gt; c_int {
CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL, l, p, newf, dupf, freef)
}
}
}
<span class="macro">cfg_if! </span>{
<span class="kw">if </span><span class="attribute">#[cfg(ossl110)] </span>{
<span class="kw">pub unsafe fn </span>SSL_CTX_get_ex_new_index(
l: c_long,
p: <span class="kw-2">*mut </span>c_void,
newf: <span class="prelude-ty">Option</span>&lt;CRYPTO_EX_new&gt;,
dupf: <span class="prelude-ty">Option</span>&lt;CRYPTO_EX_dup&gt;,
freef: <span class="prelude-ty">Option</span>&lt;CRYPTO_EX_free&gt;,
) -&gt; c_int {
CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL_CTX, l, p, newf, dupf, freef)
}
}
}
<span class="kw">pub unsafe fn </span>SSL_CTX_sess_set_cache_size(ctx: <span class="kw-2">*mut </span>SSL_CTX, t: c_long) -&gt; c_long {
SSL_CTX_ctrl(ctx, SSL_CTRL_SET_SESS_CACHE_SIZE, t, ptr::null_mut())
}
<span class="kw">pub unsafe fn </span>SSL_CTX_sess_get_cache_size(ctx: <span class="kw-2">*mut </span>SSL_CTX) -&gt; c_long {
SSL_CTX_ctrl(ctx, SSL_CTRL_GET_SESS_CACHE_SIZE, <span class="number">0</span>, ptr::null_mut())
}
<span class="kw">pub unsafe fn </span>SSL_CTX_set_session_cache_mode(ctx: <span class="kw-2">*mut </span>SSL_CTX, m: c_long) -&gt; c_long {
SSL_CTX_ctrl(ctx, SSL_CTRL_SET_SESS_CACHE_MODE, m, ptr::null_mut())
}
<span class="kw">pub unsafe fn </span>SSL_CTX_set_read_ahead(ctx: <span class="kw-2">*mut </span>SSL_CTX, m: c_long) -&gt; c_long {
SSL_CTX_ctrl(ctx, SSL_CTRL_SET_READ_AHEAD, m, ptr::null_mut())
}
<span class="attribute">#[allow(clashing_extern_declarations)]
</span><span class="kw">extern </span><span class="string">&quot;C&quot; </span>{
<span class="attribute">#[deprecated(note = <span class="string">&quot;use SSL_CTX_set_tmp_dh_callback__fixed_rust instead&quot;</span>)]
</span><span class="kw">pub fn </span>SSL_CTX_set_tmp_dh_callback(
ctx: <span class="kw-2">*mut </span>SSL_CTX,
dh: <span class="kw">unsafe extern </span><span class="string">&quot;C&quot; </span><span class="kw">fn</span>(ssl: <span class="kw-2">*mut </span>SSL, is_export: c_int, keylength: c_int) -&gt; <span class="kw-2">*mut </span>DH,
);
<span class="attribute">#[deprecated(note = <span class="string">&quot;use SSL_set_tmp_dh_callback__fixed_rust instead&quot;</span>)]
</span><span class="kw">pub fn </span>SSL_set_tmp_dh_callback(
ctx: <span class="kw-2">*mut </span>SSL,
dh: <span class="kw">unsafe extern </span><span class="string">&quot;C&quot; </span><span class="kw">fn</span>(ssl: <span class="kw-2">*mut </span>SSL, is_export: c_int, keylength: c_int) -&gt; <span class="kw-2">*mut </span>DH,
);
<span class="attribute">#[deprecated(note = <span class="string">&quot;use SSL_CTX_set_tmp_ecdh_callback__fixed_rust instead&quot;</span>)]
#[cfg(not(ossl110))]
</span><span class="kw">pub fn </span>SSL_CTX_set_tmp_ecdh_callback(
ctx: <span class="kw-2">*mut </span>SSL_CTX,
ecdh: <span class="kw">unsafe extern </span><span class="string">&quot;C&quot; </span><span class="kw">fn</span>(
ssl: <span class="kw-2">*mut </span>SSL,
is_export: c_int,
keylength: c_int,
) -&gt; <span class="kw-2">*mut </span>EC_KEY,
);
<span class="attribute">#[deprecated(note = <span class="string">&quot;use SSL_set_tmp_ecdh_callback__fixed_rust instead&quot;</span>)]
#[cfg(not(ossl110))]
</span><span class="kw">pub fn </span>SSL_set_tmp_ecdh_callback(
ssl: <span class="kw-2">*mut </span>SSL,
ecdh: <span class="kw">unsafe extern </span><span class="string">&quot;C&quot; </span><span class="kw">fn</span>(
ssl: <span class="kw-2">*mut </span>SSL,
is_export: c_int,
keylength: c_int,
) -&gt; <span class="kw-2">*mut </span>EC_KEY,
);
<span class="attribute">#[deprecated(note = <span class="string">&quot;use SSL_CTX_callback_ctrl__fixed_rust instead&quot;</span>)]
</span><span class="kw">pub fn </span>SSL_CTX_callback_ctrl(
ctx: <span class="kw-2">*mut </span>SSL_CTX,
cmd: c_int,
fp: <span class="prelude-ty">Option</span>&lt;<span class="kw">extern </span><span class="string">&quot;C&quot; </span><span class="kw">fn</span>()&gt;,
) -&gt; c_long;
<span class="attribute">#[deprecated(note = <span class="string">&quot;use SSL_CTX_set_alpn_select_cb__fixed_rust instead&quot;</span>)]
#[cfg(any(ossl102, libressl261))]
</span><span class="kw">pub fn </span>SSL_CTX_set_alpn_select_cb(
ssl: <span class="kw-2">*mut </span>SSL_CTX,
cb: <span class="kw">extern </span><span class="string">&quot;C&quot; </span><span class="kw">fn</span>(
ssl: <span class="kw-2">*mut </span>SSL,
out: <span class="kw-2">*mut *const </span>c_uchar,
outlen: <span class="kw-2">*mut </span>c_uchar,
inbuf: <span class="kw-2">*const </span>c_uchar,
inlen: c_uint,
arg: <span class="kw-2">*mut </span>c_void,
) -&gt; c_int,
arg: <span class="kw-2">*mut </span>c_void,
);
}
<span class="attribute">#[cfg(not(ossl110))]
</span><span class="kw">pub unsafe fn </span>SSL_session_reused(ssl: <span class="kw-2">*mut </span>SSL) -&gt; c_int {
SSL_ctrl(ssl, SSL_CTRL_GET_SESSION_REUSED, <span class="number">0</span>, ptr::null_mut()) <span class="kw">as </span>c_int
}
<span class="attribute">#[cfg(ossl110)]
</span><span class="kw">pub const </span>OPENSSL_INIT_LOAD_SSL_STRINGS: u64 = <span class="number">0x00200000</span>;
<span class="attribute">#[cfg(ossl111b)]
</span><span class="kw">pub const </span>OPENSSL_INIT_NO_ATEXIT: u64 = <span class="number">0x00080000</span>;
</code></pre></div>
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