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 </pre><pre class="rust"><code><span class="kw">use super</span>::<span class="kw-2">*</span>;
 <span class="kw">use </span>libc::<span class="kw-2">*</span>;

 <span class="kw">pub const </span>EVP_MAX_MD_SIZE: c_uint = <span class="number">64</span>;

 <span class="kw">pub const </span>PKCS5_SALT_LEN: c_int = <span class="number">8</span>;
 <span class="kw">pub const </span>PKCS12_DEFAULT_ITER: c_int = <span class="number">2048</span>;

 <span class="kw">pub const </span>EVP_PKEY_RSA: c_int = NID_rsaEncryption;
 <span class="kw">pub const </span>EVP_PKEY_DSA: c_int = NID_dsa;
 <span class="kw">pub const </span>EVP_PKEY_DH: c_int = NID_dhKeyAgreement;
 <span class="kw">pub const </span>EVP_PKEY_EC: c_int = NID_X9_62_id_ecPublicKey;
 <span class="attribute">#[cfg(any(ossl111, libressl370))]
 </span><span class="kw">pub const </span>EVP_PKEY_X25519: c_int = NID_X25519;
 <span class="attribute">#[cfg(any(ossl111, libressl370))]
 </span><span class="kw">pub const </span>EVP_PKEY_ED25519: c_int = NID_ED25519;
 <span class="attribute">#[cfg(ossl111)]
 </span><span class="kw">pub const </span>EVP_PKEY_X448: c_int = NID_X448;
 <span class="attribute">#[cfg(ossl111)]
 </span><span class="kw">pub const </span>EVP_PKEY_ED448: c_int = NID_ED448;
 <span class="kw">pub const </span>EVP_PKEY_HMAC: c_int = NID_hmac;
 <span class="kw">pub const </span>EVP_PKEY_CMAC: c_int = NID_cmac;
 <span class="attribute">#[cfg(ossl111)]
 </span><span class="kw">pub const </span>EVP_PKEY_POLY1305: c_int = NID_poly1305;
 <span class="attribute">#[cfg(ossl110)]
 </span><span class="kw">pub const </span>EVP_PKEY_HKDF: c_int = NID_hkdf;

 <span class="kw">pub const </span>EVP_CTRL_GCM_SET_IVLEN: c_int = <span class="number">0x9</span>;
 <span class="kw">pub const </span>EVP_CTRL_GCM_GET_TAG: c_int = <span class="number">0x10</span>;
 <span class="kw">pub const </span>EVP_CTRL_GCM_SET_TAG: c_int = <span class="number">0x11</span>;

 <span class="kw">pub unsafe fn </span>EVP_get_digestbynid(type_: c_int) -&gt; <span class="kw-2">*const </span>EVP_MD {
     EVP_get_digestbyname(OBJ_nid2sn(type_))
 }

 <span class="macro">cfg_if! </span>{
     <span class="kw">if </span><span class="attribute">#[cfg(ossl300)] </span>{
         <span class="attribute">#[inline]
         </span><span class="kw">pub unsafe fn </span>EVP_MD_CTX_md(ctx: <span class="kw-2">*const </span>EVP_MD_CTX) -&gt; <span class="kw-2">*const </span>EVP_MD {
             EVP_MD_CTX_get0_md(ctx)
         }

         <span class="attribute">#[inline]
         </span><span class="kw">pub unsafe fn </span>EVP_MD_CTX_get_size(ctx: <span class="kw-2">*const </span>EVP_MD_CTX) -&gt; c_int {
             EVP_MD_get_size(EVP_MD_CTX_get0_md(ctx))
         }

         <span class="attribute">#[inline]
         </span><span class="kw">pub unsafe fn </span>EVP_MD_CTX_size(ctx: <span class="kw-2">*const </span>EVP_MD_CTX) -&gt; c_int {
             EVP_MD_CTX_get_size(ctx)
         }

         <span class="attribute">#[inline]
         </span><span class="kw">pub unsafe fn </span>EVP_MD_block_size(md: <span class="kw-2">*const </span>EVP_MD) -&gt; c_int {
             EVP_MD_get_block_size(md)
         }

         <span class="attribute">#[inline]
         </span><span class="kw">pub unsafe fn </span>EVP_MD_size(md: <span class="kw-2">*const </span>EVP_MD) -&gt; c_int {
             EVP_MD_get_size(md)
         }

         <span class="attribute">#[inline]
         </span><span class="kw">pub unsafe fn </span>EVP_MD_type(md: <span class="kw-2">*const </span>EVP_MD) -&gt; c_int {
             EVP_MD_get_type(md)
         }

         <span class="attribute">#[inline]
         </span><span class="kw">pub unsafe fn </span>EVP_CIPHER_key_length(cipher: <span class="kw-2">*const </span>EVP_CIPHER) -&gt; c_int {
             EVP_CIPHER_get_key_length(cipher)
         }

         <span class="attribute">#[inline]
         </span><span class="kw">pub unsafe fn </span>EVP_CIPHER_block_size(cipher: <span class="kw-2">*const </span>EVP_CIPHER) -&gt; c_int {
             EVP_CIPHER_get_block_size(cipher)
         }

         <span class="attribute">#[inline]
         </span><span class="kw">pub unsafe fn </span>EVP_CIPHER_iv_length(cipher: <span class="kw-2">*const </span>EVP_CIPHER) -&gt; c_int {
             EVP_CIPHER_get_iv_length(cipher)
         }

         <span class="attribute">#[inline]
         </span><span class="kw">pub unsafe fn </span>EVP_CIPHER_nid(cipher: <span class="kw-2">*const </span>EVP_CIPHER) -&gt; c_int {
             EVP_CIPHER_get_nid(cipher)
         }

         <span class="attribute">#[inline]
         </span><span class="kw">pub unsafe fn </span>EVP_CIPHER_CTX_block_size(ctx: <span class="kw-2">*const </span>EVP_CIPHER_CTX) -&gt; c_int {
             EVP_CIPHER_CTX_get_block_size(ctx)
         }

         <span class="attribute">#[inline]
         </span><span class="kw">pub unsafe fn </span>EVP_CIPHER_CTX_key_length(ctx: <span class="kw-2">*const </span>EVP_CIPHER_CTX) -&gt; c_int {
             EVP_CIPHER_CTX_get_key_length(ctx)
         }

         <span class="attribute">#[inline]
         </span><span class="kw">pub unsafe fn </span>EVP_CIPHER_CTX_iv_length(ctx: <span class="kw-2">*const </span>EVP_CIPHER_CTX) -&gt; c_int {
             EVP_CIPHER_CTX_get_iv_length(ctx)
         }

         <span class="attribute">#[inline]
         </span><span class="kw">pub unsafe fn </span>EVP_CIPHER_CTX_num(ctx: <span class="kw-2">*const </span>EVP_CIPHER_CTX) -&gt; c_int {
             EVP_CIPHER_CTX_get_num(ctx)
         }
     } <span class="kw">else </span>{
         <span class="kw">pub unsafe fn </span>EVP_MD_CTX_size(ctx: <span class="kw-2">*const </span>EVP_MD_CTX) -&gt; c_int {
             EVP_MD_size(EVP_MD_CTX_md(ctx))
         }
     }
 }
 <span class="attribute">#[cfg(not(ossl300))]
 #[inline]
 </span><span class="kw">pub unsafe fn </span>EVP_DigestSignUpdate(
     ctx: <span class="kw-2">*mut </span>EVP_MD_CTX,
     data: <span class="kw-2">*const </span>c_void,
     dsize: size_t,
 ) -&gt; c_int {
     EVP_DigestUpdate(ctx, data, dsize)
 }
 <span class="attribute">#[cfg(not(ossl300))]
 #[inline]
 </span><span class="kw">pub unsafe fn </span>EVP_DigestVerifyUpdate(
     ctx: <span class="kw-2">*mut </span>EVP_MD_CTX,
     data: <span class="kw-2">*const </span>c_void,
     dsize: size_t,
 ) -&gt; c_int {
     EVP_DigestUpdate(ctx, data, dsize)
 }
 <span class="attribute">#[cfg(ossl300)]
 #[inline]
 </span><span class="kw">pub unsafe fn </span>EVP_PKEY_size(pkey: <span class="kw-2">*const </span>EVP_PKEY) -&gt; c_int {
     EVP_PKEY_get_size(pkey)
 }

 <span class="macro">cfg_if! </span>{
     <span class="kw">if </span><span class="attribute">#[cfg(ossl300)] </span>{
         <span class="attribute">#[inline]
         </span><span class="kw">pub unsafe fn </span>EVP_PKEY_id(pkey: <span class="kw-2">*const </span>EVP_PKEY) -&gt; c_int {
             EVP_PKEY_get_id(pkey)
         }

         <span class="attribute">#[inline]
         </span><span class="kw">pub unsafe fn </span>EVP_PKEY_bits(pkey: <span class="kw-2">*const </span>EVP_PKEY) -&gt; c_int {
             EVP_PKEY_get_bits(pkey)
         }

         <span class="attribute">#[inline]
         </span><span class="kw">pub unsafe fn </span>EVP_PKEY_security_bits(pkey: <span class="kw-2">*const </span>EVP_PKEY) -&gt; c_int {
             EVP_PKEY_get_security_bits(pkey)
         }
     }
 }

 <span class="kw">pub const </span>EVP_PKEY_OP_KEYGEN: c_int = <span class="number">1 </span>&lt;&lt; <span class="number">2</span>;
 <span class="macro">cfg_if! </span>{
     <span class="kw">if </span><span class="attribute">#[cfg(ossl300)] </span>{
         <span class="kw">pub const </span>EVP_PKEY_OP_SIGN: c_int = <span class="number">1 </span>&lt;&lt; <span class="number">4</span>;
         <span class="kw">pub const </span>EVP_PKEY_OP_VERIFY: c_int = <span class="number">1 </span>&lt;&lt; <span class="number">5</span>;
         <span class="kw">pub const </span>EVP_PKEY_OP_VERIFYRECOVER: c_int = <span class="number">1 </span>&lt;&lt; <span class="number">6</span>;
         <span class="kw">pub const </span>EVP_PKEY_OP_SIGNCTX: c_int = <span class="number">1 </span>&lt;&lt; <span class="number">7</span>;
         <span class="kw">pub const </span>EVP_PKEY_OP_VERIFYCTX: c_int = <span class="number">1 </span>&lt;&lt; <span class="number">8</span>;
         <span class="kw">pub const </span>EVP_PKEY_OP_ENCRYPT: c_int = <span class="number">1 </span>&lt;&lt; <span class="number">9</span>;
         <span class="kw">pub const </span>EVP_PKEY_OP_DECRYPT: c_int = <span class="number">1 </span>&lt;&lt; <span class="number">10</span>;
         <span class="kw">pub const </span>EVP_PKEY_OP_DERIVE: c_int = <span class="number">1 </span>&lt;&lt; <span class="number">11</span>;
     } <span class="kw">else </span>{
         <span class="kw">pub const </span>EVP_PKEY_OP_SIGN: c_int = <span class="number">1 </span>&lt;&lt; <span class="number">3</span>;
         <span class="kw">pub const </span>EVP_PKEY_OP_VERIFY: c_int = <span class="number">1 </span>&lt;&lt; <span class="number">4</span>;
         <span class="kw">pub const </span>EVP_PKEY_OP_VERIFYRECOVER: c_int = <span class="number">1 </span>&lt;&lt; <span class="number">5</span>;
         <span class="kw">pub const </span>EVP_PKEY_OP_SIGNCTX: c_int = <span class="number">1 </span>&lt;&lt; <span class="number">6</span>;
         <span class="kw">pub const </span>EVP_PKEY_OP_VERIFYCTX: c_int = <span class="number">1 </span>&lt;&lt; <span class="number">7</span>;
         <span class="kw">pub const </span>EVP_PKEY_OP_ENCRYPT: c_int = <span class="number">1 </span>&lt;&lt; <span class="number">8</span>;
         <span class="kw">pub const </span>EVP_PKEY_OP_DECRYPT: c_int = <span class="number">1 </span>&lt;&lt; <span class="number">9</span>;
         <span class="kw">pub const </span>EVP_PKEY_OP_DERIVE: c_int = <span class="number">1 </span>&lt;&lt; <span class="number">10</span>;
     }
 }

 <span class="kw">pub const </span>EVP_PKEY_OP_TYPE_SIG: c_int = EVP_PKEY_OP_SIGN
     | EVP_PKEY_OP_VERIFY
     | EVP_PKEY_OP_VERIFYRECOVER
     | EVP_PKEY_OP_SIGNCTX
     | EVP_PKEY_OP_VERIFYCTX;

 <span class="kw">pub const </span>EVP_PKEY_OP_TYPE_CRYPT: c_int = EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT;

 <span class="kw">pub const </span>EVP_PKEY_CTRL_SET_MAC_KEY: c_int = <span class="number">6</span>;

 <span class="kw">pub const </span>EVP_PKEY_CTRL_CIPHER: c_int = <span class="number">12</span>;

 <span class="kw">pub const </span>EVP_PKEY_ALG_CTRL: c_int = <span class="number">0x1000</span>;

 <span class="attribute">#[cfg(ossl111)]
 </span><span class="kw">pub const </span>EVP_PKEY_HKDEF_MODE_EXTRACT_AND_EXPAND: c_int = <span class="number">0</span>;

 <span class="attribute">#[cfg(ossl111)]
 </span><span class="kw">pub const </span>EVP_PKEY_HKDEF_MODE_EXTRACT_ONLY: c_int = <span class="number">1</span>;

 <span class="attribute">#[cfg(ossl111)]
 </span><span class="kw">pub const </span>EVP_PKEY_HKDEF_MODE_EXPAND_ONLY: c_int = <span class="number">2</span>;

 <span class="attribute">#[cfg(ossl110)]
 </span><span class="kw">pub const </span>EVP_PKEY_CTRL_HKDF_MD: c_int = EVP_PKEY_ALG_CTRL + <span class="number">3</span>;

 <span class="attribute">#[cfg(ossl110)]
 </span><span class="kw">pub const </span>EVP_PKEY_CTRL_HKDF_SALT: c_int = EVP_PKEY_ALG_CTRL + <span class="number">4</span>;

 <span class="attribute">#[cfg(ossl110)]
 </span><span class="kw">pub const </span>EVP_PKEY_CTRL_HKDF_KEY: c_int = EVP_PKEY_ALG_CTRL + <span class="number">5</span>;

 <span class="attribute">#[cfg(ossl110)]
 </span><span class="kw">pub const </span>EVP_PKEY_CTRL_HKDF_INFO: c_int = EVP_PKEY_ALG_CTRL + <span class="number">6</span>;

 <span class="attribute">#[cfg(ossl111)]
 </span><span class="kw">pub const </span>EVP_PKEY_CTRL_HKDF_MODE: c_int = EVP_PKEY_ALG_CTRL + <span class="number">7</span>;

 <span class="attribute">#[cfg(all(ossl111, not(ossl300)))]
 </span><span class="kw">pub unsafe fn </span>EVP_PKEY_CTX_set_hkdf_mode(ctx: <span class="kw-2">*mut </span>EVP_PKEY_CTX, mode: c_int) -&gt; c_int {
     EVP_PKEY_CTX_ctrl(
         ctx,
         -<span class="number">1</span>,
         EVP_PKEY_OP_DERIVE,
         EVP_PKEY_CTRL_HKDF_MODE,
         mode,
         std::ptr::null_mut(),
     )
 }

 <span class="attribute">#[cfg(all(ossl110, not(ossl300)))]
 </span><span class="kw">pub unsafe fn </span>EVP_PKEY_CTX_set_hkdf_md(ctx: <span class="kw-2">*mut </span>EVP_PKEY_CTX, md: <span class="kw-2">*const </span>EVP_MD) -&gt; c_int {
     EVP_PKEY_CTX_ctrl(
         ctx,
         -<span class="number">1</span>,
         EVP_PKEY_OP_DERIVE,
         EVP_PKEY_CTRL_HKDF_MD,
         <span class="number">0</span>,
         md <span class="kw">as </span><span class="kw-2">*mut </span>c_void,
     )
 }

 <span class="attribute">#[cfg(all(ossl110, not(ossl300)))]
 </span><span class="kw">pub unsafe fn </span>EVP_PKEY_CTX_set1_hkdf_salt(
     ctx: <span class="kw-2">*mut </span>EVP_PKEY_CTX,
     salt: <span class="kw-2">*const </span>u8,
     saltlen: c_int,
 ) -&gt; c_int {
     EVP_PKEY_CTX_ctrl(
         ctx,
         -<span class="number">1</span>,
         EVP_PKEY_OP_DERIVE,
         EVP_PKEY_CTRL_HKDF_SALT,
         saltlen,
         salt <span class="kw">as </span><span class="kw-2">*mut </span>c_void,
     )
 }

 <span class="attribute">#[cfg(all(ossl110, not(ossl300)))]
 </span><span class="kw">pub unsafe fn </span>EVP_PKEY_CTX_set1_hkdf_key(
     ctx: <span class="kw-2">*mut </span>EVP_PKEY_CTX,
     key: <span class="kw-2">*const </span>u8,
     keylen: c_int,
 ) -&gt; c_int {
     EVP_PKEY_CTX_ctrl(
         ctx,
         -<span class="number">1</span>,
         EVP_PKEY_OP_DERIVE,
         EVP_PKEY_CTRL_HKDF_KEY,
         keylen,
         key <span class="kw">as </span><span class="kw-2">*mut </span>c_void,
     )
 }

 <span class="attribute">#[cfg(all(ossl110, not(ossl300)))]
 </span><span class="kw">pub unsafe fn </span>EVP_PKEY_CTX_add1_hkdf_info(
     ctx: <span class="kw-2">*mut </span>EVP_PKEY_CTX,
     info: <span class="kw-2">*const </span>u8,
     infolen: c_int,
 ) -&gt; c_int {
     EVP_PKEY_CTX_ctrl(
         ctx,
         -<span class="number">1</span>,
         EVP_PKEY_OP_DERIVE,
         EVP_PKEY_CTRL_HKDF_INFO,
         infolen,
         info <span class="kw">as </span><span class="kw-2">*mut </span>c_void,
     )
 }
 </code></pre></div>
 </section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="openssl_sys" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html>