From c60aed5432e9cda277b9351de51e82dfb8e02475 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ren=C3=A9=20Sch=C3=BCmann?= Date: Sat, 14 Mar 2015 19:56:55 +0000 Subject: MirOTR: part one of many file/folder structure changes git-svn-id: http://svn.miranda-ng.org/main/trunk@12402 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c --- plugins/MirOTR/libgcrypt-1.4.6/cipher/crc.c | 297 ---------------------------- 1 file changed, 297 deletions(-) delete mode 100644 plugins/MirOTR/libgcrypt-1.4.6/cipher/crc.c (limited to 'plugins/MirOTR/libgcrypt-1.4.6/cipher/crc.c') diff --git a/plugins/MirOTR/libgcrypt-1.4.6/cipher/crc.c b/plugins/MirOTR/libgcrypt-1.4.6/cipher/crc.c deleted file mode 100644 index d04fff8941..0000000000 --- a/plugins/MirOTR/libgcrypt-1.4.6/cipher/crc.c +++ /dev/null @@ -1,297 +0,0 @@ -/* crc.c - Cyclic redundancy checks. - * Copyright (C) 2003 Free Software Foundation, Inc. - * - * This file is part of Libgcrypt. - * - * Libgcrypt is free software; you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License as - * published by the Free Software Foundation; either version 2.1 of - * the License, or (at your option) any later version. - * - * Libgcrypt is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA - * - */ - -#include -#include -#include -#include - -#include "g10lib.h" -#include "memory.h" -#include "cipher.h" - -#include "bithelp.h" - -/* Table of CRCs of all 8-bit messages. Generated by running code - from RFC 1952 modified to print out the table. */ -static u32 crc32_table[256] = { - 0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f, - 0xe963a535, 0x9e6495a3, 0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988, - 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91, 0x1db71064, 0x6ab020f2, - 0xf3b97148, 0x84be41de, 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7, - 0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9, - 0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172, - 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, 0x35b5a8fa, 0x42b2986c, - 0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59, - 0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423, - 0xcfba9599, 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924, - 0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d, 0x76dc4190, 0x01db7106, - 0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433, - 0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d, - 0x91646c97, 0xe6635c01, 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e, - 0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950, - 0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65, - 0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2, 0x4adfa541, 0x3dd895d7, - 0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0, - 0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa, - 0xbe0b1010, 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f, - 0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81, - 0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a, - 0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683, 0xe3630b12, 0x94643b84, - 0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1, - 0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb, - 0x196c3671, 0x6e6b06e7, 0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc, - 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, 0xd6d6a3e8, 0xa1d1937e, - 0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b, - 0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55, - 0x316e8eef, 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236, - 0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe, 0xb2bd0b28, - 0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d, - 0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f, - 0x72076785, 0x05005713, 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38, - 0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242, - 0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777, - 0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69, - 0x616bffd3, 0x166ccf45, 0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2, - 0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc, - 0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9, - 0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605, 0xcdd70693, - 0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94, - 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d -}; - -/* - * The following function was extracted from RFC 1952 by Simon - * Josefsson, for the Shishi project, and modified to be compatible - * with the modified CRC-32 used by RFC 1510, and subsequently - * modified for GNU Libgcrypt to allow it to be used for calculating - * both unmodified CRC-32 and modified CRC-32 values. Original - * copyright and notice from the document follows: - * - * Copyright (c) 1996 L. Peter Deutsch - * - * Permission is granted to copy and distribute this document for - * any purpose and without charge, including translations into - * other languages and incorporation into compilations, provided - * that the copyright notice and this notice are preserved, and - * that any substantive changes or deletions from the original are - * clearly marked. - * - * The copyright on RFCs, and consequently the function below, are - * supposedly also retroactively claimed by the Internet Society - * (according to rfc-editor@rfc-editor.org), with the following - * copyright notice: - * - * Copyright (C) The Internet Society. All Rights Reserved. - * - * This document and translations of it may be copied and furnished - * to others, and derivative works that comment on or otherwise - * explain it or assist in its implementation may be prepared, - * copied, published and distributed, in whole or in part, without - * restriction of any kind, provided that the above copyright - * notice and this paragraph are included on all such copies and - * derivative works. However, this document itself may not be - * modified in any way, such as by removing the copyright notice or - * references to the Internet Society or other Internet - * organizations, except as needed for the purpose of developing - * Internet standards in which case the procedures for copyrights - * defined in the Internet Standards process must be followed, or - * as required to translate it into languages other than English. - * - * The limited permissions granted above are perpetual and will not be - * revoked by the Internet Society or its successors or assigns. - * - * This document and the information contained herein is provided - * on an "AS IS" basis and THE INTERNET SOCIETY AND THE INTERNET - * ENGINEERING TASK FORCE DISCLAIMS ALL WARRANTIES, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT THE USE - * OF THE INFORMATION HEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY - * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A - * PARTICULAR PURPOSE. - * - */ -static u32 -update_crc32 (u32 crc, const void *buf_arg, size_t len) -{ - const char *buf = buf_arg; - size_t n; - - for (n = 0; n < len; n++) - crc = crc32_table[(crc ^ buf[n]) & 0xff] ^ (crc >> 8); - - return crc; -} - -typedef struct -{ - u32 CRC; - byte buf[4]; -} -CRC_CONTEXT; - -/* CRC32 */ - -static void -crc32_init (void *context) -{ - CRC_CONTEXT *ctx = (CRC_CONTEXT *) context; - ctx->CRC = 0 ^ 0xffffffffL; -} - -static void -crc32_write (void *context, const void *inbuf, size_t inlen) -{ - CRC_CONTEXT *ctx = (CRC_CONTEXT *) context; - if (!inbuf) - return; - ctx->CRC = update_crc32 (ctx->CRC, inbuf, inlen); -} - -static byte * -crc32_read (void *context) -{ - CRC_CONTEXT *ctx = (CRC_CONTEXT *) context; - return ctx->buf; -} - -static void -crc32_final (void *context) -{ - CRC_CONTEXT *ctx = (CRC_CONTEXT *) context; - ctx->CRC ^= 0xffffffffL; - ctx->buf[0] = (ctx->CRC >> 24) & 0xFF; - ctx->buf[1] = (ctx->CRC >> 16) & 0xFF; - ctx->buf[2] = (ctx->CRC >> 8) & 0xFF; - ctx->buf[3] = (ctx->CRC ) & 0xFF; -} - -/* CRC32 a'la RFC 1510 */ -static void -crc32rfc1510_init (void *context) -{ - CRC_CONTEXT *ctx = (CRC_CONTEXT *) context; - ctx->CRC = 0; -} - -static void -crc32rfc1510_final (void *context) -{ - CRC_CONTEXT *ctx = (CRC_CONTEXT *) context; - ctx->buf[0] = (ctx->CRC >> 24) & 0xFF; - ctx->buf[1] = (ctx->CRC >> 16) & 0xFF; - ctx->buf[2] = (ctx->CRC >> 8) & 0xFF; - ctx->buf[3] = (ctx->CRC ) & 0xFF; -} - -/* CRC24 a'la RFC 2440 */ -/* - * The following CRC 24 routines are adapted from RFC 2440, which has - * the following copyright notice: - * - * Copyright (C) The Internet Society (1998). All Rights Reserved. - * - * This document and translations of it may be copied and furnished - * to others, and derivative works that comment on or otherwise - * explain it or assist in its implementation may be prepared, - * copied, published and distributed, in whole or in part, without - * restriction of any kind, provided that the above copyright notice - * and this paragraph are included on all such copies and derivative - * works. However, this document itself may not be modified in any - * way, such as by removing the copyright notice or references to - * the Internet Society or other Internet organizations, except as - * needed for the purpose of developing Internet standards in which - * case the procedures for copyrights defined in the Internet - * Standards process must be followed, or as required to translate - * it into languages other than English. - * - * The limited permissions granted above are perpetual and will not be - * revoked by the Internet Society or its successors or assigns. - * - * This document and the information contained herein is provided on - * an "AS IS" basis and THE INTERNET SOCIETY AND THE INTERNET - * ENGINEERING TASK FORCE DISCLAIMS ALL WARRANTIES, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT THE USE - * OF THE INFORMATION HEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY - * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR - * PURPOSE. - */ - -#define CRC24_INIT 0xb704ceL -#define CRC24_POLY 0x1864cfbL - -static void -crc24rfc2440_init (void *context) -{ - CRC_CONTEXT *ctx = (CRC_CONTEXT *) context; - ctx->CRC = CRC24_INIT; -} - -static void -crc24rfc2440_write (void *context, const void *inbuf_arg, size_t inlen) -{ - const unsigned char *inbuf = inbuf_arg; - int i; - CRC_CONTEXT *ctx = (CRC_CONTEXT *) context; - - if (!inbuf) - return; - - while (inlen--) { - ctx->CRC ^= (*inbuf++) << 16; - for (i = 0; i < 8; i++) { - ctx->CRC <<= 1; - if (ctx->CRC & 0x1000000) - ctx->CRC ^= CRC24_POLY; - } - } -} - -static void -crc24rfc2440_final (void *context) -{ - CRC_CONTEXT *ctx = (CRC_CONTEXT *) context; - ctx->buf[0] = (ctx->CRC >> 16) & 0xFF; - ctx->buf[1] = (ctx->CRC >> 8) & 0xFF; - ctx->buf[2] = (ctx->CRC ) & 0xFF; -} - -gcry_md_spec_t _gcry_digest_spec_crc32 = - { - "CRC32", NULL, 0, NULL, 4, - crc32_init, crc32_write, crc32_final, crc32_read, - sizeof (CRC_CONTEXT) - }; - -gcry_md_spec_t _gcry_digest_spec_crc32_rfc1510 = - { - "CRC32RFC1510", NULL, 0, NULL, 4, - crc32rfc1510_init, crc32_write, - crc32rfc1510_final, crc32_read, - sizeof (CRC_CONTEXT) - }; - -gcry_md_spec_t _gcry_digest_spec_crc24_rfc2440 = - { - "CRC24RFC2440", NULL, 0, NULL, 3, - crc24rfc2440_init, crc24rfc2440_write, - crc24rfc2440_final, crc32_read, - sizeof (CRC_CONTEXT) - }; -- cgit v1.2.3