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diff --git a/src/openssl/crypto/symm.rs.html b/src/openssl/crypto/symm.rs.html new file mode 100644 index 0000000..5cbd394 --- /dev/null +++ b/src/openssl/crypto/symm.rs.html @@ -0,0 +1,721 @@ +<!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 to the Rust file `/home/travis/.cargo/registry/src/github.com-0a35038f75765ae4/openssl-0.6.3/src/crypto/symm.rs`."> + <meta name="keywords" content="rust, rustlang, rust-lang"> + + <title>symm.rs.html -- source</title> + + <link rel="stylesheet" type="text/css" href="../../../main.css"> + + + +</head> +<body class="rustdoc"> + <!--[if lte IE 8]> + <div class="warning"> + This old browser is unsupported and will most likely display funky + things. + </div> + <![endif]--> + + + + <section class="sidebar"> + + + </section> + + <nav class="sub"> + <form class="search-form js-only"> + <div class="search-container"> + <input class="search-input" name="search" + autocomplete="off" + placeholder="Click or press 'S' to search, '?' for more options..." + type="search"> + </div> + </form> + </nav> + + <section id='main' class="content source"><pre class="line-numbers"><span id="1"> 1</span> +<span id="2"> 2</span> +<span id="3"> 3</span> +<span id="4"> 4</span> +<span id="5"> 5</span> +<span id="6"> 6</span> +<span id="7"> 7</span> +<span id="8"> 8</span> +<span id="9"> 9</span> +<span id="10"> 10</span> +<span id="11"> 11</span> +<span id="12"> 12</span> +<span id="13"> 13</span> +<span id="14"> 14</span> +<span id="15"> 15</span> +<span id="16"> 16</span> +<span id="17"> 17</span> +<span id="18"> 18</span> +<span id="19"> 19</span> +<span id="20"> 20</span> +<span id="21"> 21</span> +<span id="22"> 22</span> +<span id="23"> 23</span> +<span id="24"> 24</span> +<span id="25"> 25</span> +<span id="26"> 26</span> +<span id="27"> 27</span> +<span id="28"> 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id="253">253</span> +<span id="254">254</span> +<span id="255">255</span> +<span id="256">256</span> +<span id="257">257</span> +<span id="258">258</span> +<span id="259">259</span> +<span id="260">260</span> +<span id="261">261</span> +<span id="262">262</span> +<span id="263">263</span> +<span id="264">264</span> +<span id="265">265</span> +<span id="266">266</span> +<span id="267">267</span> +<span id="268">268</span> +<span id="269">269</span> +<span id="270">270</span> +<span id="271">271</span> +<span id="272">272</span> +<span id="273">273</span> +<span id="274">274</span> +<span id="275">275</span> +<span id="276">276</span> +<span id="277">277</span> +<span id="278">278</span> +<span id="279">279</span> +<span id="280">280</span> +<span id="281">281</span> +<span id="282">282</span> +<span id="283">283</span> +<span id="284">284</span> +<span id="285">285</span> +<span id="286">286</span> +<span id="287">287</span> +<span id="288">288</span> +<span id="289">289</span> +<span id="290">290</span> +<span id="291">291</span> +<span id="292">292</span> +<span id="293">293</span> +<span id="294">294</span> +<span id="295">295</span> +<span id="296">296</span> +<span id="297">297</span> +<span id="298">298</span> +<span id="299">299</span> +<span id="300">300</span> +<span id="301">301</span> +<span id="302">302</span> +<span id="303">303</span> +<span id="304">304</span> +<span id="305">305</span> +<span id="306">306</span> +<span id="307">307</span> +<span id="308">308</span> +<span id="309">309</span> +<span id="310">310</span> +<span id="311">311</span> +<span id="312">312</span> +</pre><pre class='rust '> +<span class='kw'>use</span> <span class='ident'>std</span>::<span class='ident'>iter</span>::<span class='ident'>repeat</span>; +<span class='kw'>use</span> <span class='ident'>std</span>::<span class='ident'>convert</span>::<span class='ident'>AsRef</span>; +<span class='kw'>use</span> <span class='ident'>libc</span>::{<span class='ident'>c_int</span>}; + +<span class='kw'>use</span> <span class='ident'>ffi</span>; + +<span class='attribute'>#[<span class='ident'>derive</span>(<span class='ident'>Copy</span>, <span class='ident'>Clone</span>)]</span> +<span class='kw'>pub</span> <span class='kw'>enum</span> <span class='ident'>Mode</span> { + <span class='ident'>Encrypt</span>, + <span class='ident'>Decrypt</span>, +} + +<span class='attribute'>#[<span class='ident'>allow</span>(<span class='ident'>non_camel_case_types</span>)]</span> +<span class='attribute'>#[<span class='ident'>derive</span>(<span class='ident'>Copy</span>, <span class='ident'>Clone</span>)]</span> +<span class='kw'>pub</span> <span class='kw'>enum</span> <span class='ident'>Type</span> { + <span class='ident'>AES_128_ECB</span>, + <span class='ident'>AES_128_CBC</span>, + <span class='doccomment'>/// Requires the `aes_xts` feature</span> + <span class='attribute'>#[<span class='ident'>cfg</span>(<span class='ident'>feature</span> <span class='op'>=</span> <span class='string'>"aes_xts"</span>)]</span> + <span class='ident'>AES_128_XTS</span>, + <span class='comment'>// AES_128_CTR,</span> + <span class='comment'>//AES_128_GCM,</span> + + <span class='ident'>AES_256_ECB</span>, + <span class='ident'>AES_256_CBC</span>, + <span class='doccomment'>/// Requires the `aes_xts` feature</span> + <span class='attribute'>#[<span class='ident'>cfg</span>(<span class='ident'>feature</span> <span class='op'>=</span> <span class='string'>"aes_xts"</span>)]</span> + <span class='ident'>AES_256_XTS</span>, + <span class='comment'>// AES_256_CTR,</span> + <span class='comment'>//AES_256_GCM,</span> + + <span class='ident'>RC4_128</span>, +} + +<span class='kw'>fn</span> <span class='ident'>evpc</span>(<span class='ident'>t</span>: <span class='ident'>Type</span>) <span class='op'>-></span> (<span class='op'>*</span><span class='kw'>const</span> <span class='ident'>ffi</span>::<span class='ident'>EVP_CIPHER</span>, <span class='ident'>u32</span>, <span class='ident'>u32</span>) { + <span class='kw'>unsafe</span> { + <span class='kw'>match</span> <span class='ident'>t</span> { + <span class='ident'>Type</span>::<span class='ident'>AES_128_ECB</span> <span class='op'>=></span> (<span class='ident'>ffi</span>::<span class='ident'>EVP_aes_128_ecb</span>(), <span class='number'>16</span>, <span class='number'>16</span>), + <span class='ident'>Type</span>::<span class='ident'>AES_128_CBC</span> <span class='op'>=></span> (<span class='ident'>ffi</span>::<span class='ident'>EVP_aes_128_cbc</span>(), <span class='number'>16</span>, <span class='number'>16</span>), + <span class='attribute'>#[<span class='ident'>cfg</span>(<span class='ident'>feature</span> <span class='op'>=</span> <span class='string'>"aes_xts"</span>)]</span> + <span class='ident'>Type</span>::<span class='ident'>AES_128_XTS</span> <span class='op'>=></span> (<span class='ident'>ffi</span>::<span class='ident'>EVP_aes_128_xts</span>(), <span class='number'>32</span>, <span class='number'>16</span>), + <span class='comment'>// AES_128_CTR => (EVP_aes_128_ctr(), 16, 0),</span> + <span class='comment'>//AES_128_GCM => (EVP_aes_128_gcm(), 16, 16),</span> + + <span class='ident'>Type</span>::<span class='ident'>AES_256_ECB</span> <span class='op'>=></span> (<span class='ident'>ffi</span>::<span class='ident'>EVP_aes_256_ecb</span>(), <span class='number'>32</span>, <span class='number'>16</span>), + <span class='ident'>Type</span>::<span class='ident'>AES_256_CBC</span> <span class='op'>=></span> (<span class='ident'>ffi</span>::<span class='ident'>EVP_aes_256_cbc</span>(), <span class='number'>32</span>, <span class='number'>16</span>), + <span class='attribute'>#[<span class='ident'>cfg</span>(<span class='ident'>feature</span> <span class='op'>=</span> <span class='string'>"aes_xts"</span>)]</span> + <span class='ident'>Type</span>::<span class='ident'>AES_256_XTS</span> <span class='op'>=></span> (<span class='ident'>ffi</span>::<span class='ident'>EVP_aes_256_xts</span>(), <span class='number'>64</span>, <span class='number'>16</span>), + <span class='comment'>// AES_256_CTR => (EVP_aes_256_ctr(), 32, 0),</span> + <span class='comment'>//AES_256_GCM => (EVP_aes_256_gcm(), 32, 16),</span> + + <span class='ident'>Type</span>::<span class='ident'>RC4_128</span> <span class='op'>=></span> (<span class='ident'>ffi</span>::<span class='ident'>EVP_rc4</span>(), <span class='number'>16</span>, <span class='number'>0</span>), + } + } +} + +<span class='doccomment'>/// Represents a symmetric cipher context.</span> +<span class='kw'>pub</span> <span class='kw'>struct</span> <span class='ident'>Crypter</span> { + <span class='ident'>evp</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>ffi</span>::<span class='ident'>EVP_CIPHER</span>, + <span class='ident'>ctx</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>ffi</span>::<span class='ident'>EVP_CIPHER_CTX</span>, + <span class='ident'>keylen</span>: <span class='ident'>u32</span>, + <span class='ident'>blocksize</span>: <span class='ident'>u32</span>, +} + +<span class='kw'>impl</span> <span class='ident'>Crypter</span> { + <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>new</span>(<span class='ident'>t</span>: <span class='ident'>Type</span>) <span class='op'>-></span> <span class='ident'>Crypter</span> { + <span class='ident'>ffi</span>::<span class='ident'>init</span>(); + + <span class='kw'>let</span> <span class='ident'>ctx</span> <span class='op'>=</span> <span class='kw'>unsafe</span> { <span class='ident'>ffi</span>::<span class='ident'>EVP_CIPHER_CTX_new</span>() }; + <span class='kw'>let</span> (<span class='ident'>evp</span>, <span class='ident'>keylen</span>, <span class='ident'>blocksz</span>) <span class='op'>=</span> <span class='ident'>evpc</span>(<span class='ident'>t</span>); + <span class='ident'>Crypter</span> { <span class='ident'>evp</span>: <span class='ident'>evp</span>, <span class='ident'>ctx</span>: <span class='ident'>ctx</span>, <span class='ident'>keylen</span>: <span class='ident'>keylen</span>, <span class='ident'>blocksize</span>: <span class='ident'>blocksz</span> } + } + + <span class='doccomment'>/** + * Enables or disables padding. If padding is disabled, total amount of + * data encrypted must be a multiple of block size. + */</span> + <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>pad</span>(<span class='kw-2'>&</span><span class='self'>self</span>, <span class='ident'>padding</span>: <span class='ident'>bool</span>) { + <span class='kw'>if</span> <span class='self'>self</span>.<span class='ident'>blocksize</span> <span class='op'>></span> <span class='number'>0</span> { + <span class='kw'>unsafe</span> { + <span class='kw'>let</span> <span class='ident'>v</span> <span class='op'>=</span> <span class='kw'>if</span> <span class='ident'>padding</span> { <span class='number'>1</span> <span class='kw'>as</span> <span class='ident'>c_int</span> } <span class='kw'>else</span> { <span class='number'>0</span> }; + <span class='ident'>ffi</span>::<span class='ident'>EVP_CIPHER_CTX_set_padding</span>(<span class='self'>self</span>.<span class='ident'>ctx</span>, <span class='ident'>v</span>); + } + } + } + + <span class='doccomment'>/** + * Initializes this crypter. + */</span> + <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>init</span><span class='op'><</span><span class='ident'>T</span>: <span class='ident'>AsRef</span><span class='op'><</span>[<span class='ident'>u8</span>]<span class='op'>>></span>(<span class='kw-2'>&</span><span class='self'>self</span>, <span class='ident'>mode</span>: <span class='ident'>Mode</span>, <span class='ident'>key</span>: <span class='kw-2'>&</span>[<span class='ident'>u8</span>], <span class='ident'>iv</span>: <span class='ident'>T</span>) { + <span class='kw'>unsafe</span> { + <span class='kw'>let</span> <span class='ident'>mode</span> <span class='op'>=</span> <span class='kw'>match</span> <span class='ident'>mode</span> { + <span class='ident'>Mode</span>::<span class='ident'>Encrypt</span> <span class='op'>=></span> <span class='number'>1</span> <span class='kw'>as</span> <span class='ident'>c_int</span>, + <span class='ident'>Mode</span>::<span class='ident'>Decrypt</span> <span class='op'>=></span> <span class='number'>0</span> <span class='kw'>as</span> <span class='ident'>c_int</span>, + }; + <span class='macro'>assert_eq</span><span class='macro'>!</span>(<span class='ident'>key</span>.<span class='ident'>len</span>(), <span class='self'>self</span>.<span class='ident'>keylen</span> <span class='kw'>as</span> <span class='ident'>usize</span>); + + <span class='ident'>ffi</span>::<span class='ident'>EVP_CipherInit</span>( + <span class='self'>self</span>.<span class='ident'>ctx</span>, + <span class='self'>self</span>.<span class='ident'>evp</span>, + <span class='ident'>key</span>.<span class='ident'>as_ptr</span>(), + <span class='ident'>iv</span>.<span class='ident'>as_ref</span>().<span class='ident'>as_ptr</span>(), + <span class='ident'>mode</span> + ); + } + } + + <span class='doccomment'>/** + * Update this crypter with more data to encrypt or decrypt. Returns + * encrypted or decrypted bytes. + */</span> + <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>update</span>(<span class='kw-2'>&</span><span class='self'>self</span>, <span class='ident'>data</span>: <span class='kw-2'>&</span>[<span class='ident'>u8</span>]) <span class='op'>-></span> <span class='ident'>Vec</span><span class='op'><</span><span class='ident'>u8</span><span class='op'>></span> { + <span class='kw'>unsafe</span> { + <span class='kw'>let</span> <span class='ident'>sum</span> <span class='op'>=</span> <span class='ident'>data</span>.<span class='ident'>len</span>() <span class='op'>+</span> (<span class='self'>self</span>.<span class='ident'>blocksize</span> <span class='kw'>as</span> <span class='ident'>usize</span>); + <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>res</span> <span class='op'>=</span> <span class='ident'>repeat</span>(<span class='number'>0u8</span>).<span class='ident'>take</span>(<span class='ident'>sum</span>).<span class='ident'>collect</span>::<span class='op'><</span><span class='ident'>Vec</span><span class='op'><</span>_<span class='op'>>></span>(); + <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>reslen</span> <span class='op'>=</span> <span class='ident'>sum</span> <span class='kw'>as</span> <span class='ident'>c_int</span>; + + <span class='ident'>ffi</span>::<span class='ident'>EVP_CipherUpdate</span>( + <span class='self'>self</span>.<span class='ident'>ctx</span>, + <span class='ident'>res</span>.<span class='ident'>as_mut_ptr</span>(), + <span class='kw-2'>&</span><span class='kw-2'>mut</span> <span class='ident'>reslen</span>, + <span class='ident'>data</span>.<span class='ident'>as_ptr</span>(), + <span class='ident'>data</span>.<span class='ident'>len</span>() <span class='kw'>as</span> <span class='ident'>c_int</span> + ); + + <span class='ident'>res</span>.<span class='ident'>truncate</span>(<span class='ident'>reslen</span> <span class='kw'>as</span> <span class='ident'>usize</span>); + <span class='ident'>res</span> + } + } + + <span class='doccomment'>/** + * Finish crypting. Returns the remaining partial block of output, if any. + */</span> + <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>finalize</span>(<span class='kw-2'>&</span><span class='self'>self</span>) <span class='op'>-></span> <span class='ident'>Vec</span><span class='op'><</span><span class='ident'>u8</span><span class='op'>></span> { + <span class='kw'>unsafe</span> { + <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>res</span> <span class='op'>=</span> <span class='ident'>repeat</span>(<span class='number'>0u8</span>).<span class='ident'>take</span>(<span class='self'>self</span>.<span class='ident'>blocksize</span> <span class='kw'>as</span> <span class='ident'>usize</span>).<span class='ident'>collect</span>::<span class='op'><</span><span class='ident'>Vec</span><span class='op'><</span>_<span class='op'>>></span>(); + <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>reslen</span> <span class='op'>=</span> <span class='self'>self</span>.<span class='ident'>blocksize</span> <span class='kw'>as</span> <span class='ident'>c_int</span>; + + <span class='ident'>ffi</span>::<span class='ident'>EVP_CipherFinal</span>(<span class='self'>self</span>.<span class='ident'>ctx</span>, + <span class='ident'>res</span>.<span class='ident'>as_mut_ptr</span>(), + <span class='kw-2'>&</span><span class='kw-2'>mut</span> <span class='ident'>reslen</span>); + + <span class='ident'>res</span>.<span class='ident'>truncate</span>(<span class='ident'>reslen</span> <span class='kw'>as</span> <span class='ident'>usize</span>); + <span class='ident'>res</span> + } + } +} + +<span class='kw'>impl</span> <span class='ident'>Drop</span> <span class='kw'>for</span> <span class='ident'>Crypter</span> { + <span class='kw'>fn</span> <span class='ident'>drop</span>(<span class='kw-2'>&</span><span class='kw-2'>mut</span> <span class='self'>self</span>) { + <span class='kw'>unsafe</span> { + <span class='ident'>ffi</span>::<span class='ident'>EVP_CIPHER_CTX_free</span>(<span class='self'>self</span>.<span class='ident'>ctx</span>); + } + } +} + +<span class='doccomment'>/** + * Encrypts data, using the specified crypter type in encrypt mode with the + * specified key and iv; returns the resulting (encrypted) data. + */</span> +<span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>encrypt</span><span class='op'><</span><span class='ident'>T</span>: <span class='ident'>AsRef</span><span class='op'><</span>[<span class='ident'>u8</span>]<span class='op'>>></span>(<span class='ident'>t</span>: <span class='ident'>Type</span>, <span class='ident'>key</span>: <span class='kw-2'>&</span>[<span class='ident'>u8</span>], <span class='ident'>iv</span>: <span class='ident'>T</span>, <span class='ident'>data</span>: <span class='kw-2'>&</span>[<span class='ident'>u8</span>]) <span class='op'>-></span> <span class='ident'>Vec</span><span class='op'><</span><span class='ident'>u8</span><span class='op'>></span> { + <span class='kw'>let</span> <span class='ident'>c</span> <span class='op'>=</span> <span class='ident'>Crypter</span>::<span class='ident'>new</span>(<span class='ident'>t</span>); + <span class='ident'>c</span>.<span class='ident'>init</span>(<span class='ident'>Mode</span>::<span class='ident'>Encrypt</span>, <span class='ident'>key</span>, <span class='ident'>iv</span>); + <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>r</span> <span class='op'>=</span> <span class='ident'>c</span>.<span class='ident'>update</span>(<span class='ident'>data</span>); + <span class='kw'>let</span> <span class='ident'>rest</span> <span class='op'>=</span> <span class='ident'>c</span>.<span class='ident'>finalize</span>(); + <span class='ident'>r</span>.<span class='ident'>extend</span>(<span class='ident'>rest</span>.<span class='ident'>into_iter</span>()); + <span class='ident'>r</span> +} + +<span class='doccomment'>/** + * Decrypts data, using the specified crypter type in decrypt mode with the + * specified key and iv; returns the resulting (decrypted) data. + */</span> +<span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>decrypt</span><span class='op'><</span><span class='ident'>T</span>: <span class='ident'>AsRef</span><span class='op'><</span>[<span class='ident'>u8</span>]<span class='op'>>></span>(<span class='ident'>t</span>: <span class='ident'>Type</span>, <span class='ident'>key</span>: <span class='kw-2'>&</span>[<span class='ident'>u8</span>], <span class='ident'>iv</span>: <span class='ident'>T</span>, <span class='ident'>data</span>: <span class='kw-2'>&</span>[<span class='ident'>u8</span>]) <span class='op'>-></span> <span class='ident'>Vec</span><span class='op'><</span><span class='ident'>u8</span><span class='op'>></span> { + <span class='kw'>let</span> <span class='ident'>c</span> <span class='op'>=</span> <span class='ident'>Crypter</span>::<span class='ident'>new</span>(<span class='ident'>t</span>); + <span class='ident'>c</span>.<span class='ident'>init</span>(<span class='ident'>Mode</span>::<span class='ident'>Decrypt</span>, <span class='ident'>key</span>, <span class='ident'>iv</span>); + <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>r</span> <span class='op'>=</span> <span class='ident'>c</span>.<span class='ident'>update</span>(<span class='ident'>data</span>); + <span class='kw'>let</span> <span class='ident'>rest</span> <span class='op'>=</span> <span class='ident'>c</span>.<span class='ident'>finalize</span>(); + <span class='ident'>r</span>.<span class='ident'>extend</span>(<span class='ident'>rest</span>.<span class='ident'>into_iter</span>()); + <span class='ident'>r</span> +} + +<span class='attribute'>#[<span class='ident'>cfg</span>(<span class='ident'>test</span>)]</span> +<span class='kw'>mod</span> <span class='ident'>tests</span> { + <span class='kw'>use</span> <span class='ident'>serialize</span>::<span class='ident'>hex</span>::<span class='ident'>FromHex</span>; + + <span class='comment'>// Test vectors from FIPS-197:</span> + <span class='comment'>// http://csrc.nist.gov/publications/fips/fips197/fips-197.pdf</span> + <span class='attribute'>#[<span class='ident'>test</span>]</span> + <span class='kw'>fn</span> <span class='ident'>test_aes_256_ecb</span>() { + <span class='kw'>let</span> <span class='ident'>k0</span> <span class='op'>=</span> + [<span class='number'>0x00u8</span>, <span class='number'>0x01u8</span>, <span class='number'>0x02u8</span>, <span class='number'>0x03u8</span>, <span class='number'>0x04u8</span>, <span class='number'>0x05u8</span>, <span class='number'>0x06u8</span>, <span class='number'>0x07u8</span>, + <span class='number'>0x08u8</span>, <span class='number'>0x09u8</span>, <span class='number'>0x0au8</span>, <span class='number'>0x0bu8</span>, <span class='number'>0x0cu8</span>, <span class='number'>0x0du8</span>, <span class='number'>0x0eu8</span>, <span class='number'>0x0fu8</span>, + <span class='number'>0x10u8</span>, <span class='number'>0x11u8</span>, <span class='number'>0x12u8</span>, <span class='number'>0x13u8</span>, <span class='number'>0x14u8</span>, <span class='number'>0x15u8</span>, <span class='number'>0x16u8</span>, <span class='number'>0x17u8</span>, + <span class='number'>0x18u8</span>, <span class='number'>0x19u8</span>, <span class='number'>0x1au8</span>, <span class='number'>0x1bu8</span>, <span class='number'>0x1cu8</span>, <span class='number'>0x1du8</span>, <span class='number'>0x1eu8</span>, <span class='number'>0x1fu8</span>]; + <span class='kw'>let</span> <span class='ident'>p0</span> <span class='op'>=</span> + [<span class='number'>0x00u8</span>, <span class='number'>0x11u8</span>, <span class='number'>0x22u8</span>, <span class='number'>0x33u8</span>, <span class='number'>0x44u8</span>, <span class='number'>0x55u8</span>, <span class='number'>0x66u8</span>, <span class='number'>0x77u8</span>, + <span class='number'>0x88u8</span>, <span class='number'>0x99u8</span>, <span class='number'>0xaau8</span>, <span class='number'>0xbbu8</span>, <span class='number'>0xccu8</span>, <span class='number'>0xddu8</span>, <span class='number'>0xeeu8</span>, <span class='number'>0xffu8</span>]; + <span class='kw'>let</span> <span class='ident'>c0</span> <span class='op'>=</span> + [<span class='number'>0x8eu8</span>, <span class='number'>0xa2u8</span>, <span class='number'>0xb7u8</span>, <span class='number'>0xcau8</span>, <span class='number'>0x51u8</span>, <span class='number'>0x67u8</span>, <span class='number'>0x45u8</span>, <span class='number'>0xbfu8</span>, + <span class='number'>0xeau8</span>, <span class='number'>0xfcu8</span>, <span class='number'>0x49u8</span>, <span class='number'>0x90u8</span>, <span class='number'>0x4bu8</span>, <span class='number'>0x49u8</span>, <span class='number'>0x60u8</span>, <span class='number'>0x89u8</span>]; + <span class='kw'>let</span> <span class='ident'>c</span> <span class='op'>=</span> <span class='ident'>super</span>::<span class='ident'>Crypter</span>::<span class='ident'>new</span>(<span class='ident'>super</span>::<span class='ident'>Type</span>::<span class='ident'>AES_256_ECB</span>); + <span class='ident'>c</span>.<span class='ident'>init</span>(<span class='ident'>super</span>::<span class='ident'>Mode</span>::<span class='ident'>Encrypt</span>, <span class='kw-2'>&</span><span class='ident'>k0</span>, <span class='kw-2'>&</span>[]); + <span class='ident'>c</span>.<span class='ident'>pad</span>(<span class='boolval'>false</span>); + <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>r0</span> <span class='op'>=</span> <span class='ident'>c</span>.<span class='ident'>update</span>(<span class='kw-2'>&</span><span class='ident'>p0</span>); + <span class='ident'>r0</span>.<span class='ident'>extend</span>(<span class='ident'>c</span>.<span class='ident'>finalize</span>().<span class='ident'>into_iter</span>()); + <span class='macro'>assert</span><span class='macro'>!</span>(<span class='ident'>r0</span> <span class='op'>==</span> <span class='ident'>c0</span>); + <span class='ident'>c</span>.<span class='ident'>init</span>(<span class='ident'>super</span>::<span class='ident'>Mode</span>::<span class='ident'>Decrypt</span>, <span class='kw-2'>&</span><span class='ident'>k0</span>, <span class='kw-2'>&</span>[]); + <span class='ident'>c</span>.<span class='ident'>pad</span>(<span class='boolval'>false</span>); + <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>p1</span> <span class='op'>=</span> <span class='ident'>c</span>.<span class='ident'>update</span>(<span class='kw-2'>&</span><span class='ident'>r0</span>); + <span class='ident'>p1</span>.<span class='ident'>extend</span>(<span class='ident'>c</span>.<span class='ident'>finalize</span>().<span class='ident'>into_iter</span>()); + <span class='macro'>assert</span><span class='macro'>!</span>(<span class='ident'>p1</span> <span class='op'>==</span> <span class='ident'>p0</span>); + } + + <span class='attribute'>#[<span class='ident'>test</span>]</span> + <span class='kw'>fn</span> <span class='ident'>test_aes_256_cbc_decrypt</span>() { + <span class='kw'>let</span> <span class='ident'>cr</span> <span class='op'>=</span> <span class='ident'>super</span>::<span class='ident'>Crypter</span>::<span class='ident'>new</span>(<span class='ident'>super</span>::<span class='ident'>Type</span>::<span class='ident'>AES_256_CBC</span>); + <span class='kw'>let</span> <span class='ident'>iv</span> <span class='op'>=</span> [ + <span class='number'>4_u8</span>, <span class='number'>223_u8</span>, <span class='number'>153_u8</span>, <span class='number'>219_u8</span>, <span class='number'>28_u8</span>, <span class='number'>142_u8</span>, <span class='number'>234_u8</span>, <span class='number'>68_u8</span>, <span class='number'>227_u8</span>, + <span class='number'>69_u8</span>, <span class='number'>98_u8</span>, <span class='number'>107_u8</span>, <span class='number'>208_u8</span>, <span class='number'>14_u8</span>, <span class='number'>236_u8</span>, <span class='number'>60_u8</span>, <span class='number'>0_u8</span>, <span class='number'>0_u8</span>, + <span class='number'>0_u8</span>, <span class='number'>0_u8</span>, <span class='number'>0_u8</span>, <span class='number'>0_u8</span>, <span class='number'>0_u8</span>, <span class='number'>0_u8</span>, <span class='number'>0_u8</span>, <span class='number'>0_u8</span>, <span class='number'>0_u8</span>, <span class='number'>0_u8</span>, <span class='number'>0_u8</span>, + <span class='number'>0_u8</span>, <span class='number'>0_u8</span>, <span class='number'>0_u8</span> + ]; + <span class='kw'>let</span> <span class='ident'>data</span> <span class='op'>=</span> [ + <span class='number'>143_u8</span>, <span class='number'>210_u8</span>, <span class='number'>75_u8</span>, <span class='number'>63_u8</span>, <span class='number'>214_u8</span>, <span class='number'>179_u8</span>, <span class='number'>155_u8</span>, + <span class='number'>241_u8</span>, <span class='number'>242_u8</span>, <span class='number'>31_u8</span>, <span class='number'>154_u8</span>, <span class='number'>56_u8</span>, <span class='number'>198_u8</span>, <span class='number'>145_u8</span>, <span class='number'>192_u8</span>, <span class='number'>64_u8</span>, + <span class='number'>2_u8</span>, <span class='number'>245_u8</span>, <span class='number'>167_u8</span>, <span class='number'>220_u8</span>, <span class='number'>55_u8</span>, <span class='number'>119_u8</span>, <span class='number'>233_u8</span>, <span class='number'>136_u8</span>, <span class='number'>139_u8</span>, + <span class='number'>27_u8</span>, <span class='number'>71_u8</span>, <span class='number'>242_u8</span>, <span class='number'>119_u8</span>, <span class='number'>175_u8</span>, <span class='number'>65_u8</span>, <span class='number'>207_u8</span> + ]; + <span class='kw'>let</span> <span class='ident'>ciphered_data</span> <span class='op'>=</span> [ + <span class='number'>0x4a_u8</span>, <span class='number'>0x2e_u8</span>, <span class='number'>0xe5_u8</span>, <span class='number'>0x6_u8</span>, <span class='number'>0xbf_u8</span>, <span class='number'>0xcf_u8</span>, <span class='number'>0xf2_u8</span>, <span class='number'>0xd7_u8</span>, + <span class='number'>0xea_u8</span>, <span class='number'>0x2d_u8</span>, <span class='number'>0xb1_u8</span>, <span class='number'>0x85_u8</span>, <span class='number'>0x6c_u8</span>, <span class='number'>0x93_u8</span>, <span class='number'>0x65_u8</span>, <span class='number'>0x6f_u8</span> + ]; + <span class='ident'>cr</span>.<span class='ident'>init</span>(<span class='ident'>super</span>::<span class='ident'>Mode</span>::<span class='ident'>Decrypt</span>, <span class='kw-2'>&</span><span class='ident'>data</span>, <span class='kw-2'>&</span><span class='ident'>iv</span>); + <span class='ident'>cr</span>.<span class='ident'>pad</span>(<span class='boolval'>false</span>); + <span class='kw'>let</span> <span class='ident'>unciphered_data_1</span> <span class='op'>=</span> <span class='ident'>cr</span>.<span class='ident'>update</span>(<span class='kw-2'>&</span><span class='ident'>ciphered_data</span>); + <span class='kw'>let</span> <span class='ident'>unciphered_data_2</span> <span class='op'>=</span> <span class='ident'>cr</span>.<span class='ident'>finalize</span>(); + + <span class='kw'>let</span> <span class='ident'>expected_unciphered_data</span> <span class='op'>=</span> <span class='string'>b"I love turtles.\x01"</span>; + + <span class='macro'>assert</span><span class='macro'>!</span>(<span class='ident'>unciphered_data_2</span>.<span class='ident'>len</span>() <span class='op'>==</span> <span class='number'>0</span>); + + <span class='macro'>assert_eq</span><span class='macro'>!</span>(<span class='kw-2'>&</span><span class='ident'>unciphered_data_1</span>, <span class='ident'>expected_unciphered_data</span>); + } + + <span class='kw'>fn</span> <span class='ident'>cipher_test</span>(<span class='ident'>ciphertype</span>: <span class='ident'>super</span>::<span class='ident'>Type</span>, <span class='ident'>pt</span>: <span class='kw-2'>&</span><span class='ident'>str</span>, <span class='ident'>ct</span>: <span class='kw-2'>&</span><span class='ident'>str</span>, <span class='ident'>key</span>: <span class='kw-2'>&</span><span class='ident'>str</span>, <span class='ident'>iv</span>: <span class='kw-2'>&</span><span class='ident'>str</span>) { + <span class='kw'>use</span> <span class='ident'>serialize</span>::<span class='ident'>hex</span>::<span class='ident'>ToHex</span>; + + <span class='kw'>let</span> <span class='ident'>cipher</span> <span class='op'>=</span> <span class='ident'>super</span>::<span class='ident'>Crypter</span>::<span class='ident'>new</span>(<span class='ident'>ciphertype</span>); + <span class='ident'>cipher</span>.<span class='ident'>init</span>(<span class='ident'>super</span>::<span class='ident'>Mode</span>::<span class='ident'>Encrypt</span>, <span class='kw-2'>&</span><span class='ident'>key</span>.<span class='ident'>from_hex</span>().<span class='ident'>unwrap</span>(), <span class='kw-2'>&</span><span class='ident'>iv</span>.<span class='ident'>from_hex</span>().<span class='ident'>unwrap</span>()); + + <span class='kw'>let</span> <span class='ident'>expected</span> <span class='op'>=</span> <span class='ident'>ct</span>.<span class='ident'>from_hex</span>().<span class='ident'>unwrap</span>(); + <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>computed</span> <span class='op'>=</span> <span class='ident'>cipher</span>.<span class='ident'>update</span>(<span class='kw-2'>&</span><span class='ident'>pt</span>.<span class='ident'>from_hex</span>().<span class='ident'>unwrap</span>()); + <span class='ident'>computed</span>.<span class='ident'>extend</span>(<span class='ident'>cipher</span>.<span class='ident'>finalize</span>().<span class='ident'>into_iter</span>()); + + <span class='kw'>if</span> <span class='ident'>computed</span> <span class='op'>!=</span> <span class='ident'>expected</span> { + <span class='macro'>println</span><span class='macro'>!</span>(<span class='string'>"Computed: {}"</span>, <span class='ident'>computed</span>.<span class='ident'>to_hex</span>()); + <span class='macro'>println</span><span class='macro'>!</span>(<span class='string'>"Expected: {}"</span>, <span class='ident'>expected</span>.<span class='ident'>to_hex</span>()); + <span class='kw'>if</span> <span class='ident'>computed</span>.<span class='ident'>len</span>() <span class='op'>!=</span> <span class='ident'>expected</span>.<span class='ident'>len</span>() { + <span class='macro'>println</span><span class='macro'>!</span>(<span class='string'>"Lengths differ: {} in computed vs {} expected"</span>, + <span class='ident'>computed</span>.<span class='ident'>len</span>(), <span class='ident'>expected</span>.<span class='ident'>len</span>()); + } + <span class='macro'>panic</span><span class='macro'>!</span>(<span class='string'>"test failure"</span>); + } + } + + <span class='attribute'>#[<span class='ident'>test</span>]</span> + <span class='kw'>fn</span> <span class='ident'>test_rc4</span>() { + + <span class='kw'>let</span> <span class='ident'>pt</span> <span class='op'>=</span> <span class='string'>"0000000000000000000000000000000000000000000000000000000000000000000000000000"</span>; + <span class='kw'>let</span> <span class='ident'>ct</span> <span class='op'>=</span> <span class='string'>"A68686B04D686AA107BD8D4CAB191A3EEC0A6294BC78B60F65C25CB47BD7BB3A48EFC4D26BE4"</span>; + <span class='kw'>let</span> <span class='ident'>key</span> <span class='op'>=</span> <span class='string'>"97CD440324DA5FD1F7955C1C13B6B466"</span>; + <span class='kw'>let</span> <span class='ident'>iv</span> <span class='op'>=</span> <span class='string'>""</span>; + + <span class='ident'>cipher_test</span>(<span class='ident'>super</span>::<span class='ident'>Type</span>::<span class='ident'>RC4_128</span>, <span class='ident'>pt</span>, <span class='ident'>ct</span>, <span class='ident'>key</span>, <span class='ident'>iv</span>); + } + + <span class='attribute'>#[<span class='ident'>test</span>]</span> + <span class='attribute'>#[<span class='ident'>cfg</span>(<span class='ident'>feature</span> <span class='op'>=</span> <span class='string'>"aes_xts"</span>)]</span> + <span class='kw'>fn</span> <span class='ident'>test_aes256_xts</span>() { + <span class='comment'>// Test case 174 from</span> + <span class='comment'>// http://csrc.nist.gov/groups/STM/cavp/documents/aes/XTSTestVectors.zip</span> + <span class='kw'>let</span> <span class='ident'>pt</span> <span class='op'>=</span> <span class='string'>"77f4ef63d734ebd028508da66c22cdebdd52ecd6ee2ab0a50bc8ad0cfd692ca5fcd4e6dedc45df7f6503f462611dc542"</span>; + <span class='kw'>let</span> <span class='ident'>ct</span> <span class='op'>=</span> <span class='string'>"ce7d905a7776ac72f240d22aafed5e4eb7566cdc7211220e970da634ce015f131a5ecb8d400bc9e84f0b81d8725dbbc7"</span>; + <span class='kw'>let</span> <span class='ident'>key</span> <span class='op'>=</span> <span class='string'>"b6bfef891f83b5ff073f2231267be51eb084b791fa19a154399c0684c8b2dfcb37de77d28bbda3b4180026ad640b74243b3133e7b9fae629403f6733423dae28"</span>; + <span class='kw'>let</span> <span class='ident'>iv</span> <span class='op'>=</span> <span class='string'>"db200efb7eaaa737dbdf40babb68953f"</span>; + + <span class='ident'>cipher_test</span>(<span class='ident'>super</span>::<span class='ident'>Type</span>::<span class='ident'>AES_256_XTS</span>, <span class='ident'>pt</span>, <span class='ident'>ct</span>, <span class='ident'>key</span>, <span class='ident'>iv</span>); + } + + <span class='comment'>/*#[test] + fn test_aes128_ctr() { + + let pt = ~"6BC1BEE22E409F96E93D7E117393172AAE2D8A571E03AC9C9EB76FAC45AF8E5130C81C46A35CE411E5FBC1191A0A52EFF69F2445DF4F9B17AD2B417BE66C3710"; + let ct = ~"874D6191B620E3261BEF6864990DB6CE9806F66B7970FDFF8617187BB9FFFDFF5AE4DF3EDBD5D35E5B4F09020DB03EAB1E031DDA2FBE03D1792170A0F3009CEE"; + let key = ~"2B7E151628AED2A6ABF7158809CF4F3C"; + let iv = ~"F0F1F2F3F4F5F6F7F8F9FAFBFCFDFEFF"; + + cipher_test(super::AES_128_CTR, pt, ct, key, iv); + }*/</span> + + <span class='comment'>/*#[test] + fn test_aes128_gcm() { + // Test case 3 in GCM spec + let pt = ~"d9313225f88406e5a55909c5aff5269a86a7a9531534f7da2e4c303d8a318a721c3c0c95956809532fcf0e2449a6b525b16aedf5aa0de657ba637b391aafd255"; + let ct = ~"42831ec2217774244b7221b784d0d49ce3aa212f2c02a4e035c17e2329aca12e21d514b25466931c7d8f6a5aac84aa051ba30b396a0aac973d58e091473f59854d5c2af327cd64a62cf35abd2ba6fab4"; + let key = ~"feffe9928665731c6d6a8f9467308308"; + let iv = ~"cafebabefacedbaddecaf888"; + + cipher_test(super::AES_128_GCM, pt, ct, key, iv); + }*/</span> +} +</pre> +</section> + <section id='search' class="content hidden"></section> + + <section class="footer"></section> + + <div id="help" class="hidden"> + <div class="shortcuts"> + <h1>Keyboard shortcuts</h1> + <dl> + <dt>?</dt> + <dd>Show this help dialog</dd> + <dt>S</dt> + <dd>Focus the search field</dd> + <dt>⇤</dt> + <dd>Move up in search results</dd> + <dt>⇥</dt> + <dd>Move down in search results</dd> + <dt>⏎</dt> + <dd>Go to active search result</dd> + </dl> + </div> + <div class="infos"> + <h1>Search tricks</h1> + <p> + Prefix searches with a type followed by a colon (e.g. + <code>fn:</code>) to restrict the search to a given type. + </p> + <p> + Accepted types are: <code>fn</code>, <code>mod</code>, + <code>struct</code>, <code>enum</code>, + <code>trait</code>, <code>typedef</code> (or + <code>tdef</code>). + </p> + <p> + Search functions by type signature (e.g. + <code>vec -> usize</code>) + </p> + </div> + </div> + + + + <script> + window.rootPath = "../../../"; 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