diff options
author | Anton Samokhvalov <pg83@yandex.ru> | 2022-02-10 16:45:15 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:45:15 +0300 |
commit | 72cb13b4aff9bc9cf22e49251bc8fd143f82538f (patch) | |
tree | da2c34829458c7d4e74bdfbdf85dff449e9e7fb8 /contrib/libs/nayuki_md5/md5.c | |
parent | 778e51ba091dc39e7b7fcab2b9cf4dbedfb6f2b5 (diff) | |
download | ydb-72cb13b4aff9bc9cf22e49251bc8fd143f82538f.tar.gz |
Restoring authorship annotation for Anton Samokhvalov <pg83@yandex.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/libs/nayuki_md5/md5.c')
-rw-r--r-- | contrib/libs/nayuki_md5/md5.c | 268 |
1 files changed, 134 insertions, 134 deletions
diff --git a/contrib/libs/nayuki_md5/md5.c b/contrib/libs/nayuki_md5/md5.c index 6fce57700f..08973459ff 100644 --- a/contrib/libs/nayuki_md5/md5.c +++ b/contrib/libs/nayuki_md5/md5.c @@ -1,134 +1,134 @@ -/* - * MD5 hash in C - * - * Copyright (c) 2016 Project Nayuki. (MIT License) - * https://www.nayuki.io/page/fast-md5-hash-implementation-in-x86-assembly - * - * Permission is hereby granted, free of charge, to any person obtaining a copy of - * this software and associated documentation files (the "Software"), to deal in - * the Software without restriction, including without limitation the rights to - * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of - * the Software, and to permit persons to whom the Software is furnished to do so, - * subject to the following conditions: - * - The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - The Software is provided "as is", without warranty of any kind, express or - * implied, including but not limited to the warranties of merchantability, - * fitness for a particular purpose and noninfringement. In no event shall the - * authors or copyright holders be liable for any claim, damages or other - * liability, whether in an action of contract, tort or otherwise, arising from, - * out of or in connection with the Software or the use or other dealings in the - * Software. - */ - -#include "md5.h" - -void md5_compress(uint32_t state[4], const uint8_t block[64]) { - #define LOADSCHEDULE(i) \ - schedule[i] = (uint32_t)block[i * 4 + 0] << 0 \ - | (uint32_t)block[i * 4 + 1] << 8 \ - | (uint32_t)block[i * 4 + 2] << 16 \ - | (uint32_t)block[i * 4 + 3] << 24; - - uint32_t schedule[16]; - LOADSCHEDULE( 0) - LOADSCHEDULE( 1) - LOADSCHEDULE( 2) - LOADSCHEDULE( 3) - LOADSCHEDULE( 4) - LOADSCHEDULE( 5) - LOADSCHEDULE( 6) - LOADSCHEDULE( 7) - LOADSCHEDULE( 8) - LOADSCHEDULE( 9) - LOADSCHEDULE(10) - LOADSCHEDULE(11) - LOADSCHEDULE(12) - LOADSCHEDULE(13) - LOADSCHEDULE(14) - LOADSCHEDULE(15) - - #define ROTL32(x, n) (((0U + (x)) << (n)) | ((x) >> (32 - (n)))) // Assumes that x is uint32_t and 0 < n < 32 - #define ROUND0(a, b, c, d, k, s, t) ROUND_TAIL(a, b, d ^ (b & (c ^ d)), k, s, t) - #define ROUND1(a, b, c, d, k, s, t) ROUND_TAIL(a, b, c ^ (d & (b ^ c)), k, s, t) - #define ROUND2(a, b, c, d, k, s, t) ROUND_TAIL(a, b, b ^ c ^ d , k, s, t) - #define ROUND3(a, b, c, d, k, s, t) ROUND_TAIL(a, b, c ^ (b | ~d) , k, s, t) - #define ROUND_TAIL(a, b, expr, k, s, t) \ - a = 0U + a + (expr) + UINT32_C(t) + schedule[k]; \ - a = 0U + b + ROTL32(a, s); - - uint32_t a = state[0]; - uint32_t b = state[1]; - uint32_t c = state[2]; - uint32_t d = state[3]; - - ROUND0(a, b, c, d, 0, 7, 0xD76AA478) - ROUND0(d, a, b, c, 1, 12, 0xE8C7B756) - ROUND0(c, d, a, b, 2, 17, 0x242070DB) - ROUND0(b, c, d, a, 3, 22, 0xC1BDCEEE) - ROUND0(a, b, c, d, 4, 7, 0xF57C0FAF) - ROUND0(d, a, b, c, 5, 12, 0x4787C62A) - ROUND0(c, d, a, b, 6, 17, 0xA8304613) - ROUND0(b, c, d, a, 7, 22, 0xFD469501) - ROUND0(a, b, c, d, 8, 7, 0x698098D8) - ROUND0(d, a, b, c, 9, 12, 0x8B44F7AF) - ROUND0(c, d, a, b, 10, 17, 0xFFFF5BB1) - ROUND0(b, c, d, a, 11, 22, 0x895CD7BE) - ROUND0(a, b, c, d, 12, 7, 0x6B901122) - ROUND0(d, a, b, c, 13, 12, 0xFD987193) - ROUND0(c, d, a, b, 14, 17, 0xA679438E) - ROUND0(b, c, d, a, 15, 22, 0x49B40821) - ROUND1(a, b, c, d, 1, 5, 0xF61E2562) - ROUND1(d, a, b, c, 6, 9, 0xC040B340) - ROUND1(c, d, a, b, 11, 14, 0x265E5A51) - ROUND1(b, c, d, a, 0, 20, 0xE9B6C7AA) - ROUND1(a, b, c, d, 5, 5, 0xD62F105D) - ROUND1(d, a, b, c, 10, 9, 0x02441453) - ROUND1(c, d, a, b, 15, 14, 0xD8A1E681) - ROUND1(b, c, d, a, 4, 20, 0xE7D3FBC8) - ROUND1(a, b, c, d, 9, 5, 0x21E1CDE6) - ROUND1(d, a, b, c, 14, 9, 0xC33707D6) - ROUND1(c, d, a, b, 3, 14, 0xF4D50D87) - ROUND1(b, c, d, a, 8, 20, 0x455A14ED) - ROUND1(a, b, c, d, 13, 5, 0xA9E3E905) - ROUND1(d, a, b, c, 2, 9, 0xFCEFA3F8) - ROUND1(c, d, a, b, 7, 14, 0x676F02D9) - ROUND1(b, c, d, a, 12, 20, 0x8D2A4C8A) - ROUND2(a, b, c, d, 5, 4, 0xFFFA3942) - ROUND2(d, a, b, c, 8, 11, 0x8771F681) - ROUND2(c, d, a, b, 11, 16, 0x6D9D6122) - ROUND2(b, c, d, a, 14, 23, 0xFDE5380C) - ROUND2(a, b, c, d, 1, 4, 0xA4BEEA44) - ROUND2(d, a, b, c, 4, 11, 0x4BDECFA9) - ROUND2(c, d, a, b, 7, 16, 0xF6BB4B60) - ROUND2(b, c, d, a, 10, 23, 0xBEBFBC70) - ROUND2(a, b, c, d, 13, 4, 0x289B7EC6) - ROUND2(d, a, b, c, 0, 11, 0xEAA127FA) - ROUND2(c, d, a, b, 3, 16, 0xD4EF3085) - ROUND2(b, c, d, a, 6, 23, 0x04881D05) - ROUND2(a, b, c, d, 9, 4, 0xD9D4D039) - ROUND2(d, a, b, c, 12, 11, 0xE6DB99E5) - ROUND2(c, d, a, b, 15, 16, 0x1FA27CF8) - ROUND2(b, c, d, a, 2, 23, 0xC4AC5665) - ROUND3(a, b, c, d, 0, 6, 0xF4292244) - ROUND3(d, a, b, c, 7, 10, 0x432AFF97) - ROUND3(c, d, a, b, 14, 15, 0xAB9423A7) - ROUND3(b, c, d, a, 5, 21, 0xFC93A039) - ROUND3(a, b, c, d, 12, 6, 0x655B59C3) - ROUND3(d, a, b, c, 3, 10, 0x8F0CCC92) - ROUND3(c, d, a, b, 10, 15, 0xFFEFF47D) - ROUND3(b, c, d, a, 1, 21, 0x85845DD1) - ROUND3(a, b, c, d, 8, 6, 0x6FA87E4F) - ROUND3(d, a, b, c, 15, 10, 0xFE2CE6E0) - ROUND3(c, d, a, b, 6, 15, 0xA3014314) - ROUND3(b, c, d, a, 13, 21, 0x4E0811A1) - ROUND3(a, b, c, d, 4, 6, 0xF7537E82) - ROUND3(d, a, b, c, 11, 10, 0xBD3AF235) - ROUND3(c, d, a, b, 2, 15, 0x2AD7D2BB) - ROUND3(b, c, d, a, 9, 21, 0xEB86D391) - - state[0] = 0U + state[0] + a; - state[1] = 0U + state[1] + b; - state[2] = 0U + state[2] + c; - state[3] = 0U + state[3] + d; -} +/* + * MD5 hash in C + * + * Copyright (c) 2016 Project Nayuki. (MIT License) + * https://www.nayuki.io/page/fast-md5-hash-implementation-in-x86-assembly + * + * Permission is hereby granted, free of charge, to any person obtaining a copy of + * this software and associated documentation files (the "Software"), to deal in + * the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of + * the Software, and to permit persons to whom the Software is furnished to do so, + * subject to the following conditions: + * - The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * - The Software is provided "as is", without warranty of any kind, express or + * implied, including but not limited to the warranties of merchantability, + * fitness for a particular purpose and noninfringement. In no event shall the + * authors or copyright holders be liable for any claim, damages or other + * liability, whether in an action of contract, tort or otherwise, arising from, + * out of or in connection with the Software or the use or other dealings in the + * Software. + */ + +#include "md5.h" + +void md5_compress(uint32_t state[4], const uint8_t block[64]) { + #define LOADSCHEDULE(i) \ + schedule[i] = (uint32_t)block[i * 4 + 0] << 0 \ + | (uint32_t)block[i * 4 + 1] << 8 \ + | (uint32_t)block[i * 4 + 2] << 16 \ + | (uint32_t)block[i * 4 + 3] << 24; + + uint32_t schedule[16]; + LOADSCHEDULE( 0) + LOADSCHEDULE( 1) + LOADSCHEDULE( 2) + LOADSCHEDULE( 3) + LOADSCHEDULE( 4) + LOADSCHEDULE( 5) + LOADSCHEDULE( 6) + LOADSCHEDULE( 7) + LOADSCHEDULE( 8) + LOADSCHEDULE( 9) + LOADSCHEDULE(10) + LOADSCHEDULE(11) + LOADSCHEDULE(12) + LOADSCHEDULE(13) + LOADSCHEDULE(14) + LOADSCHEDULE(15) + + #define ROTL32(x, n) (((0U + (x)) << (n)) | ((x) >> (32 - (n)))) // Assumes that x is uint32_t and 0 < n < 32 + #define ROUND0(a, b, c, d, k, s, t) ROUND_TAIL(a, b, d ^ (b & (c ^ d)), k, s, t) + #define ROUND1(a, b, c, d, k, s, t) ROUND_TAIL(a, b, c ^ (d & (b ^ c)), k, s, t) + #define ROUND2(a, b, c, d, k, s, t) ROUND_TAIL(a, b, b ^ c ^ d , k, s, t) + #define ROUND3(a, b, c, d, k, s, t) ROUND_TAIL(a, b, c ^ (b | ~d) , k, s, t) + #define ROUND_TAIL(a, b, expr, k, s, t) \ + a = 0U + a + (expr) + UINT32_C(t) + schedule[k]; \ + a = 0U + b + ROTL32(a, s); + + uint32_t a = state[0]; + uint32_t b = state[1]; + uint32_t c = state[2]; + uint32_t d = state[3]; + + ROUND0(a, b, c, d, 0, 7, 0xD76AA478) + ROUND0(d, a, b, c, 1, 12, 0xE8C7B756) + ROUND0(c, d, a, b, 2, 17, 0x242070DB) + ROUND0(b, c, d, a, 3, 22, 0xC1BDCEEE) + ROUND0(a, b, c, d, 4, 7, 0xF57C0FAF) + ROUND0(d, a, b, c, 5, 12, 0x4787C62A) + ROUND0(c, d, a, b, 6, 17, 0xA8304613) + ROUND0(b, c, d, a, 7, 22, 0xFD469501) + ROUND0(a, b, c, d, 8, 7, 0x698098D8) + ROUND0(d, a, b, c, 9, 12, 0x8B44F7AF) + ROUND0(c, d, a, b, 10, 17, 0xFFFF5BB1) + ROUND0(b, c, d, a, 11, 22, 0x895CD7BE) + ROUND0(a, b, c, d, 12, 7, 0x6B901122) + ROUND0(d, a, b, c, 13, 12, 0xFD987193) + ROUND0(c, d, a, b, 14, 17, 0xA679438E) + ROUND0(b, c, d, a, 15, 22, 0x49B40821) + ROUND1(a, b, c, d, 1, 5, 0xF61E2562) + ROUND1(d, a, b, c, 6, 9, 0xC040B340) + ROUND1(c, d, a, b, 11, 14, 0x265E5A51) + ROUND1(b, c, d, a, 0, 20, 0xE9B6C7AA) + ROUND1(a, b, c, d, 5, 5, 0xD62F105D) + ROUND1(d, a, b, c, 10, 9, 0x02441453) + ROUND1(c, d, a, b, 15, 14, 0xD8A1E681) + ROUND1(b, c, d, a, 4, 20, 0xE7D3FBC8) + ROUND1(a, b, c, d, 9, 5, 0x21E1CDE6) + ROUND1(d, a, b, c, 14, 9, 0xC33707D6) + ROUND1(c, d, a, b, 3, 14, 0xF4D50D87) + ROUND1(b, c, d, a, 8, 20, 0x455A14ED) + ROUND1(a, b, c, d, 13, 5, 0xA9E3E905) + ROUND1(d, a, b, c, 2, 9, 0xFCEFA3F8) + ROUND1(c, d, a, b, 7, 14, 0x676F02D9) + ROUND1(b, c, d, a, 12, 20, 0x8D2A4C8A) + ROUND2(a, b, c, d, 5, 4, 0xFFFA3942) + ROUND2(d, a, b, c, 8, 11, 0x8771F681) + ROUND2(c, d, a, b, 11, 16, 0x6D9D6122) + ROUND2(b, c, d, a, 14, 23, 0xFDE5380C) + ROUND2(a, b, c, d, 1, 4, 0xA4BEEA44) + ROUND2(d, a, b, c, 4, 11, 0x4BDECFA9) + ROUND2(c, d, a, b, 7, 16, 0xF6BB4B60) + ROUND2(b, c, d, a, 10, 23, 0xBEBFBC70) + ROUND2(a, b, c, d, 13, 4, 0x289B7EC6) + ROUND2(d, a, b, c, 0, 11, 0xEAA127FA) + ROUND2(c, d, a, b, 3, 16, 0xD4EF3085) + ROUND2(b, c, d, a, 6, 23, 0x04881D05) + ROUND2(a, b, c, d, 9, 4, 0xD9D4D039) + ROUND2(d, a, b, c, 12, 11, 0xE6DB99E5) + ROUND2(c, d, a, b, 15, 16, 0x1FA27CF8) + ROUND2(b, c, d, a, 2, 23, 0xC4AC5665) + ROUND3(a, b, c, d, 0, 6, 0xF4292244) + ROUND3(d, a, b, c, 7, 10, 0x432AFF97) + ROUND3(c, d, a, b, 14, 15, 0xAB9423A7) + ROUND3(b, c, d, a, 5, 21, 0xFC93A039) + ROUND3(a, b, c, d, 12, 6, 0x655B59C3) + ROUND3(d, a, b, c, 3, 10, 0x8F0CCC92) + ROUND3(c, d, a, b, 10, 15, 0xFFEFF47D) + ROUND3(b, c, d, a, 1, 21, 0x85845DD1) + ROUND3(a, b, c, d, 8, 6, 0x6FA87E4F) + ROUND3(d, a, b, c, 15, 10, 0xFE2CE6E0) + ROUND3(c, d, a, b, 6, 15, 0xA3014314) + ROUND3(b, c, d, a, 13, 21, 0x4E0811A1) + ROUND3(a, b, c, d, 4, 6, 0xF7537E82) + ROUND3(d, a, b, c, 11, 10, 0xBD3AF235) + ROUND3(c, d, a, b, 2, 15, 0x2AD7D2BB) + ROUND3(b, c, d, a, 9, 21, 0xEB86D391) + + state[0] = 0U + state[0] + a; + state[1] = 0U + state[1] + b; + state[2] = 0U + state[2] + c; + state[3] = 0U + state[3] + d; +} |