| /* ==================================================================== |
| * Copyright (c) 2011 The OpenSSL Project. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. All advertising materials mentioning features or use of this |
| * software must display the following acknowledgment: |
| * "This product includes software developed by the OpenSSL Project |
| * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" |
| * |
| * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to |
| * endorse or promote products derived from this software without |
| * prior written permission. For written permission, please contact |
| * licensing@OpenSSL.org. |
| * |
| * 5. Products derived from this software may not be called "OpenSSL" |
| * nor may "OpenSSL" appear in their names without prior written |
| * permission of the OpenSSL Project. |
| * |
| * 6. Redistributions of any form whatsoever must retain the following |
| * acknowledgment: |
| * "This product includes software developed by the OpenSSL Project |
| * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY |
| * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
| * OF THE POSSIBILITY OF SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This product includes cryptographic software written by Eric Young |
| * (eay@cryptsoft.com). This product includes software written by Tim |
| * Hudson (tjh@cryptsoft.com). */ |
| |
| #include <openssl/dh.h> |
| |
| #include <openssl/bn.h> |
| |
| #include "internal.h" |
| |
| |
| #if BN_BITS2 == 64 |
| static const BN_ULONG dh1024_160_p[] = { |
| 0xDF1FB2BC2E4A4371ULL, 0xE68CFDA76D4DA708ULL, 0x45BF37DF365C1A65ULL, |
| 0xA151AF5F0DC8B4BDULL, 0xFAA31A4FF55BCCC0ULL, 0x4EFFD6FAE5644738ULL, |
| 0x98488E9C219A7372ULL, 0xACCBDD7D90C4BD70ULL, 0x24975C3CD49B83BFULL, |
| 0x13ECB4AEA9061123ULL, 0x9838EF1E2EE652C0ULL, 0x6073E28675A23D18ULL, |
| 0x9A6A9DCA52D23B61ULL, 0x52C99FBCFB06A3C6ULL, 0xDE92DE5EAE5D54ECULL, |
| 0xB10B8F96A080E01DULL}; |
| static const BN_ULONG dh1024_160_g[] = { |
| 0x855E6EEB22B3B2E5ULL, 0x858F4DCEF97C2A24ULL, 0x2D779D5918D08BC8ULL, |
| 0xD662A4D18E73AFA3ULL, 0x1DBF0A0169B6A28AULL, 0xA6A24C087A091F53ULL, |
| 0x909D0D2263F80A76ULL, 0xD7FBD7D3B9A92EE1ULL, 0x5E91547F9E2749F4ULL, |
| 0x160217B4B01B886AULL, 0x777E690F5504F213ULL, 0x266FEA1E5C41564BULL, |
| 0xD6406CFF14266D31ULL, 0xF8104DD258AC507FULL, 0x6765A442EFB99905ULL, |
| 0xA4D1CBD5C3FD3412ULL}; |
| static const BN_ULONG dh1024_160_q[] = { |
| 0x64B7CB9D49462353ULL, 0x81A8DF278ABA4E7DULL, 0x00000000F518AA87ULL}; |
| |
| static const BN_ULONG dh2048_224_p[] = { |
| 0x0AC4DFFE0C10E64FULL, 0xCF9DE5384E71B81CULL, 0x7EF363E2FFA31F71ULL, |
| 0xE3FB73C16B8E75B9ULL, 0xC9B53DCF4BA80A29ULL, 0x23F10B0E16E79763ULL, |
| 0xC52172E413042E9BULL, 0xBE60E69CC928B2B9ULL, 0x80CD86A1B9E587E8ULL, |
| 0x315D75E198C641A4ULL, 0xCDF93ACC44328387ULL, 0x15987D9ADC0A486DULL, |
| 0x7310F7121FD5A074ULL, 0x278273C7DE31EFDCULL, 0x1602E714415D9330ULL, |
| 0x81286130BC8985DBULL, 0xB3BF8A3170918836ULL, 0x6A00E0A0B9C49708ULL, |
| 0xC6BA0B2C8BBC27BEULL, 0xC9F98D11ED34DBF6ULL, 0x7AD5B7D0B6C12207ULL, |
| 0xD91E8FEF55B7394BULL, 0x9037C9EDEFDA4DF8ULL, 0x6D3F8152AD6AC212ULL, |
| 0x1DE6B85A1274A0A6ULL, 0xEB3D688A309C180EULL, 0xAF9A3C407BA1DF15ULL, |
| 0xE6FA141DF95A56DBULL, 0xB54B1597B61D0A75ULL, 0xA20D64E5683B9FD1ULL, |
| 0xD660FAA79559C51FULL, 0xAD107E1E9123A9D0ULL}; |
| static const BN_ULONG dh2048_224_g[] = { |
| 0x84B890D3191F2BFAULL, 0x81BC087F2A7065B3ULL, 0x19C418E1F6EC0179ULL, |
| 0x7B5A0F1C71CFFF4CULL, 0xEDFE72FE9B6AA4BDULL, 0x81E1BCFE94B30269ULL, |
| 0x566AFBB48D6C0191ULL, 0xB539CCE3409D13CDULL, 0x6AA21E7F5F2FF381ULL, |
| 0xD9E263E4770589EFULL, 0x10E183EDD19963DDULL, 0xB70A8137150B8EEBULL, |
| 0x051AE3D428C8F8ACULL, 0xBB77A86F0C1AB15BULL, 0x6E3025E316A330EFULL, |
| 0x19529A45D6F83456ULL, 0xF180EB34118E98D1ULL, 0xB5F6C6B250717CBEULL, |
| 0x09939D54DA7460CDULL, 0xE247150422EA1ED4ULL, 0xB8A762D0521BC98AULL, |
| 0xF4D027275AC1348BULL, 0xC17669101999024AULL, 0xBE5E9001A8D66AD7ULL, |
| 0xC57DB17C620A8652ULL, 0xAB739D7700C29F52ULL, 0xDD921F01A70C4AFAULL, |
| 0xA6824A4E10B9A6F0ULL, 0x74866A08CFE4FFE3ULL, 0x6CDEBE7B89998CAFULL, |
| 0x9DF30B5C8FFDAC50ULL, 0xAC4032EF4F2D9AE3ULL}; |
| static const BN_ULONG dh2048_224_q[] = { |
| 0xBF389A99B36371EBULL, 0x1F80535A4738CEBCULL, 0xC58D93FE99717710ULL, |
| 0x00000000801C0D34ULL}; |
| |
| static const BN_ULONG dh2048_256_p[] = { |
| 0xDB094AE91E1A1597ULL, 0x693877FAD7EF09CAULL, 0x6116D2276E11715FULL, |
| 0xA4B54330C198AF12ULL, 0x75F26375D7014103ULL, 0xC3A3960A54E710C3ULL, |
| 0xDED4010ABD0BE621ULL, 0xC0B857F689962856ULL, 0xB3CA3F7971506026ULL, |
| 0x1CCACB83E6B486F6ULL, 0x67E144E514056425ULL, 0xF6A167B5A41825D9ULL, |
| 0x3AD8347796524D8EULL, 0xF13C6D9A51BFA4ABULL, 0x2D52526735488A0EULL, |
| 0xB63ACAE1CAA6B790ULL, 0x4FDB70C581B23F76ULL, 0xBC39A0BF12307F5CULL, |
| 0xB941F54EB1E59BB8ULL, 0x6C5BFC11D45F9088ULL, 0x22E0B1EF4275BF7BULL, |
| 0x91F9E6725B4758C0ULL, 0x5A8A9D306BCF67EDULL, 0x209E0C6497517ABDULL, |
| 0x3BF4296D830E9A7CULL, 0x16C3D91134096FAAULL, 0xFAF7DF4561B2AA30ULL, |
| 0xE00DF8F1D61957D4ULL, 0x5D2CEED4435E3B00ULL, 0x8CEEF608660DD0F2ULL, |
| 0xFFBBD19C65195999ULL, 0x87A8E61DB4B6663CULL}; |
| static const BN_ULONG dh2048_256_g[] = { |
| 0x664B4C0F6CC41659ULL, 0x5E2327CFEF98C582ULL, 0xD647D148D4795451ULL, |
| 0x2F63078490F00EF8ULL, 0x184B523D1DB246C3ULL, 0xC7891428CDC67EB6ULL, |
| 0x7FD028370DF92B52ULL, 0xB3353BBB64E0EC37ULL, 0xECD06E1557CD0915ULL, |
| 0xB7D2BBD2DF016199ULL, 0xC8484B1E052588B9ULL, 0xDB2A3B7313D3FE14ULL, |
| 0xD052B985D182EA0AULL, 0xA4BD1BFFE83B9C80ULL, 0xDFC967C1FB3F2E55ULL, |
| 0xB5045AF2767164E1ULL, 0x1D14348F6F2F9193ULL, 0x64E67982428EBC83ULL, |
| 0x8AC376D282D6ED38ULL, 0x777DE62AAAB8A862ULL, 0xDDF463E5E9EC144BULL, |
| 0x0196F931C77A57F2ULL, 0xA55AE31341000A65ULL, 0x901228F8C28CBB18ULL, |
| 0xBC3773BF7E8C6F62ULL, 0xBE3A6C1B0C6B47B1ULL, 0xFF4FED4AAC0BB555ULL, |
| 0x10DBC15077BE463FULL, 0x07F4793A1A0BA125ULL, 0x4CA7B18F21EF2054ULL, |
| 0x2E77506660EDBD48ULL, 0x3FB32C9B73134D0BULL}; |
| static const BN_ULONG dh2048_256_q[] = { |
| 0xA308B0FE64F5FBD3ULL, 0x99B1A47D1EB3750BULL, 0xB447997640129DA2ULL, |
| 0x8CF83642A709A097ULL}; |
| |
| #elif BN_BITS2 == 32 |
| |
| static const BN_ULONG dh1024_160_p[] = { |
| 0x2E4A4371, 0xDF1FB2BC, 0x6D4DA708, 0xE68CFDA7, 0x365C1A65, 0x45BF37DF, |
| 0x0DC8B4BD, 0xA151AF5F, 0xF55BCCC0, 0xFAA31A4F, 0xE5644738, 0x4EFFD6FA, |
| 0x219A7372, 0x98488E9C, 0x90C4BD70, 0xACCBDD7D, 0xD49B83BF, 0x24975C3C, |
| 0xA9061123, 0x13ECB4AE, 0x2EE652C0, 0x9838EF1E, 0x75A23D18, 0x6073E286, |
| 0x52D23B61, 0x9A6A9DCA, 0xFB06A3C6, 0x52C99FBC, 0xAE5D54EC, 0xDE92DE5E, |
| 0xA080E01D, 0xB10B8F96}; |
| static const BN_ULONG dh1024_160_g[] = { |
| 0x22B3B2E5, 0x855E6EEB, 0xF97C2A24, 0x858F4DCE, 0x18D08BC8, 0x2D779D59, |
| 0x8E73AFA3, 0xD662A4D1, 0x69B6A28A, 0x1DBF0A01, 0x7A091F53, 0xA6A24C08, |
| 0x63F80A76, 0x909D0D22, 0xB9A92EE1, 0xD7FBD7D3, 0x9E2749F4, 0x5E91547F, |
| 0xB01B886A, 0x160217B4, 0x5504F213, 0x777E690F, 0x5C41564B, 0x266FEA1E, |
| 0x14266D31, 0xD6406CFF, 0x58AC507F, 0xF8104DD2, 0xEFB99905, 0x6765A442, |
| 0xC3FD3412, 0xA4D1CBD5}; |
| static const BN_ULONG dh1024_160_q[] = {0x49462353, 0x64B7CB9D, 0x8ABA4E7D, |
| 0x81A8DF27, 0xF518AA87}; |
| |
| static const BN_ULONG dh2048_224_p[] = { |
| 0x0C10E64F, 0x0AC4DFFE, 0x4E71B81C, 0xCF9DE538, 0xFFA31F71, 0x7EF363E2, |
| 0x6B8E75B9, 0xE3FB73C1, 0x4BA80A29, 0xC9B53DCF, 0x16E79763, 0x23F10B0E, |
| 0x13042E9B, 0xC52172E4, 0xC928B2B9, 0xBE60E69C, 0xB9E587E8, 0x80CD86A1, |
| 0x98C641A4, 0x315D75E1, 0x44328387, 0xCDF93ACC, 0xDC0A486D, 0x15987D9A, |
| 0x1FD5A074, 0x7310F712, 0xDE31EFDC, 0x278273C7, 0x415D9330, 0x1602E714, |
| 0xBC8985DB, 0x81286130, 0x70918836, 0xB3BF8A31, 0xB9C49708, 0x6A00E0A0, |
| 0x8BBC27BE, 0xC6BA0B2C, 0xED34DBF6, 0xC9F98D11, 0xB6C12207, 0x7AD5B7D0, |
| 0x55B7394B, 0xD91E8FEF, 0xEFDA4DF8, 0x9037C9ED, 0xAD6AC212, 0x6D3F8152, |
| 0x1274A0A6, 0x1DE6B85A, 0x309C180E, 0xEB3D688A, 0x7BA1DF15, 0xAF9A3C40, |
| 0xF95A56DB, 0xE6FA141D, 0xB61D0A75, 0xB54B1597, 0x683B9FD1, 0xA20D64E5, |
| 0x9559C51F, 0xD660FAA7, 0x9123A9D0, 0xAD107E1E}; |
| static const BN_ULONG dh2048_224_g[] = { |
| 0x191F2BFA, 0x84B890D3, 0x2A7065B3, 0x81BC087F, 0xF6EC0179, 0x19C418E1, |
| 0x71CFFF4C, 0x7B5A0F1C, 0x9B6AA4BD, 0xEDFE72FE, 0x94B30269, 0x81E1BCFE, |
| 0x8D6C0191, 0x566AFBB4, 0x409D13CD, 0xB539CCE3, 0x5F2FF381, 0x6AA21E7F, |
| 0x770589EF, 0xD9E263E4, 0xD19963DD, 0x10E183ED, 0x150B8EEB, 0xB70A8137, |
| 0x28C8F8AC, 0x051AE3D4, 0x0C1AB15B, 0xBB77A86F, 0x16A330EF, 0x6E3025E3, |
| 0xD6F83456, 0x19529A45, 0x118E98D1, 0xF180EB34, 0x50717CBE, 0xB5F6C6B2, |
| 0xDA7460CD, 0x09939D54, 0x22EA1ED4, 0xE2471504, 0x521BC98A, 0xB8A762D0, |
| 0x5AC1348B, 0xF4D02727, 0x1999024A, 0xC1766910, 0xA8D66AD7, 0xBE5E9001, |
| 0x620A8652, 0xC57DB17C, 0x00C29F52, 0xAB739D77, 0xA70C4AFA, 0xDD921F01, |
| 0x10B9A6F0, 0xA6824A4E, 0xCFE4FFE3, 0x74866A08, 0x89998CAF, 0x6CDEBE7B, |
| 0x8FFDAC50, 0x9DF30B5C, 0x4F2D9AE3, 0xAC4032EF}; |
| static const BN_ULONG dh2048_224_q[] = {0xB36371EB, 0xBF389A99, 0x4738CEBC, |
| 0x1F80535A, 0x99717710, 0xC58D93FE, |
| 0x801C0D34}; |
| |
| static const BN_ULONG dh2048_256_p[] = { |
| 0x1E1A1597, 0xDB094AE9, 0xD7EF09CA, 0x693877FA, 0x6E11715F, 0x6116D227, |
| 0xC198AF12, 0xA4B54330, 0xD7014103, 0x75F26375, 0x54E710C3, 0xC3A3960A, |
| 0xBD0BE621, 0xDED4010A, 0x89962856, 0xC0B857F6, 0x71506026, 0xB3CA3F79, |
| 0xE6B486F6, 0x1CCACB83, 0x14056425, 0x67E144E5, 0xA41825D9, 0xF6A167B5, |
| 0x96524D8E, 0x3AD83477, 0x51BFA4AB, 0xF13C6D9A, 0x35488A0E, 0x2D525267, |
| 0xCAA6B790, 0xB63ACAE1, 0x81B23F76, 0x4FDB70C5, 0x12307F5C, 0xBC39A0BF, |
| 0xB1E59BB8, 0xB941F54E, 0xD45F9088, 0x6C5BFC11, 0x4275BF7B, 0x22E0B1EF, |
| 0x5B4758C0, 0x91F9E672, 0x6BCF67ED, 0x5A8A9D30, 0x97517ABD, 0x209E0C64, |
| 0x830E9A7C, 0x3BF4296D, 0x34096FAA, 0x16C3D911, 0x61B2AA30, 0xFAF7DF45, |
| 0xD61957D4, 0xE00DF8F1, 0x435E3B00, 0x5D2CEED4, 0x660DD0F2, 0x8CEEF608, |
| 0x65195999, 0xFFBBD19C, 0xB4B6663C, 0x87A8E61D}; |
| static const BN_ULONG dh2048_256_g[] = { |
| 0x6CC41659, 0x664B4C0F, 0xEF98C582, 0x5E2327CF, 0xD4795451, 0xD647D148, |
| 0x90F00EF8, 0x2F630784, 0x1DB246C3, 0x184B523D, 0xCDC67EB6, 0xC7891428, |
| 0x0DF92B52, 0x7FD02837, 0x64E0EC37, 0xB3353BBB, 0x57CD0915, 0xECD06E15, |
| 0xDF016199, 0xB7D2BBD2, 0x052588B9, 0xC8484B1E, 0x13D3FE14, 0xDB2A3B73, |
| 0xD182EA0A, 0xD052B985, 0xE83B9C80, 0xA4BD1BFF, 0xFB3F2E55, 0xDFC967C1, |
| 0x767164E1, 0xB5045AF2, 0x6F2F9193, 0x1D14348F, 0x428EBC83, 0x64E67982, |
| 0x82D6ED38, 0x8AC376D2, 0xAAB8A862, 0x777DE62A, 0xE9EC144B, 0xDDF463E5, |
| 0xC77A57F2, 0x0196F931, 0x41000A65, 0xA55AE313, 0xC28CBB18, 0x901228F8, |
| 0x7E8C6F62, 0xBC3773BF, 0x0C6B47B1, 0xBE3A6C1B, 0xAC0BB555, 0xFF4FED4A, |
| 0x77BE463F, 0x10DBC150, 0x1A0BA125, 0x07F4793A, 0x21EF2054, 0x4CA7B18F, |
| 0x60EDBD48, 0x2E775066, 0x73134D0B, 0x3FB32C9B}; |
| static const BN_ULONG dh2048_256_q[] = {0x64F5FBD3, 0xA308B0FE, 0x1EB3750B, |
| 0x99B1A47D, 0x40129DA2, 0xB4479976, |
| 0xA709A097, 0x8CF83642}; |
| |
| #else |
| #error "unsupported BN_BITS2" |
| #endif |
| |
| #if BN_BITS2 == 32 |
| #define TOBN(lo, hi) lo, hi |
| #elif BN_BITS2 == 64 |
| #define TOBN(lo, hi) ((BN_ULONG)hi << 32 | lo) |
| #else |
| #error "unsupported BN_BITS2" |
| #endif |
| |
| /* dh1024_safe_prime_1 is hard-coded in Apache httpd 2.2, |
| * modules/ssl/ssl_engine_dh.c. */ |
| static const BN_ULONG dh1024_safe_prime_1[] = { |
| TOBN(0x24218EB3, 0xE7393E0F), TOBN(0xE2BD68B0, 0x7DE0F4D6), |
| TOBN(0x88AEAA74, 0x07DD62DB), TOBN(0x9DDD3305, 0x10EA9FCC), |
| TOBN(0x74087D15, 0xA7DBCA78), TOBN(0x78045B07, 0xDAE88600), |
| TOBN(0x1AAD3B72, 0x33168A46), TOBN(0x7BEDDCFD, 0xFF590137), |
| TOBN(0x7A635E81, 0xFE324A46), TOBN(0x420B2A29, 0x5AC179BA), |
| TOBN(0x177E16D5, 0x13B4B4D7), TOBN(0x639C72FB, 0x849F912E), |
| TOBN(0x98BCE951, 0xB88174CB), TOBN(0xA45F520B, 0x0C84D239), |
| TOBN(0x4AFD0AD5, 0x36D693D3), TOBN(0xCBBBDC19, 0xD67DE440), |
| }; |
| |
| /* dh1024_safe_prime_2 is hard-coded in nginx, |
| * src/event/ngx_event_openssl.c. */ |
| static const BN_ULONG dh1024_safe_prime_2[] = { |
| TOBN(0xCFE16B9B, 0x071DF045), TOBN(0x146757DA, 0x88D0F65D), |
| TOBN(0x58FAFD49, 0x4A63AB1E), TOBN(0xEF9EA027, 0x35D8CECE), |
| TOBN(0x70CC9A50, 0x25ECE662), TOBN(0x81DC2CA7, 0xF29BA5DF), |
| TOBN(0xF7D36CC8, 0x8F68B076), TOBN(0xA757E304, 0x60E91A92), |
| TOBN(0x9BE67780, 0x87A2BC04), TOBN(0xA5FDF1D2, 0xBEECA565), |
| TOBN(0x922614C5, 0x5CCBBAA8), TOBN(0xE710800C, 0x6C030276), |
| TOBN(0x0FB3504C, 0x08EED4EB), TOBN(0x68B42D4B, 0xD958A3F5), |
| TOBN(0x80E9CFDB, 0x7C43FCF5), TOBN(0xD8467490, 0xBBBC2DCA), |
| }; |
| |
| /* dh1024_safe_prime_3 is offered as a parameter by several high-traffic sites, |
| * including mozilla.org, as of Jan 2015. */ |
| static const BN_ULONG dh1024_safe_prime_3[] = { |
| TOBN(0x349E721B, 0x671746AE), TOBN(0xD75E93B2, 0x258A0655), |
| TOBN(0x25592EB6, 0xD425E6FB), TOBN(0xBF7CDD9A, 0x0C46AB04), |
| TOBN(0x28968680, 0x0AD0BC99), TOBN(0xD0B7EB49, 0xF53907FB), |
| TOBN(0xEBC85C1D, 0x202EABB3), TOBN(0x364D8C71, 0x3129C693), |
| TOBN(0x2D46F195, 0x53728351), TOBN(0x8C76CC85, 0xDF326DD6), |
| TOBN(0x9188E24E, 0xF898B3F9), TOBN(0x2855DFD2, 0x95EFB13C), |
| TOBN(0x7B2241FE, 0x1F5DAC48), TOBN(0x99A13D9F, 0x117B6BF7), |
| TOBN(0x3A3468C7, 0x0F97CDDA), TOBN(0x74A8297B, 0xC9BBF5F7)}; |
| |
| /* dh1024_safe_prime_4 is hard-coded in Apache httpd 2.0, |
| * modules/ssl/ssl_engine_dh.c. */ |
| static const BN_ULONG dh1024_safe_prime_4[] = { |
| TOBN(0x0DD5C86B, 0x5085E21F), TOBN(0xD823C650, 0x871538DF), |
| TOBN(0x262E56A8, 0x125136F7), TOBN(0x839EB5DB, 0x974E9EF1), |
| TOBN(0x1B13A63C, 0xEA9BAD99), TOBN(0x3D76E05E, 0x6044CF02), |
| TOBN(0x1BAC9B5C, 0x611EBBBE), TOBN(0x4E5327DF, 0x3E371D79), |
| TOBN(0x061CBC05, 0x000E6EDD), TOBN(0x20129B48, 0x2F971F3C), |
| TOBN(0x3048D5A2, 0xA6EF09C4), TOBN(0xCBD523A6, 0xFA15A259), |
| TOBN(0x4A79A770, 0x2A206490), TOBN(0x51BB055E, 0x91B78182), |
| TOBN(0xBDD4798E, 0x7CF180C3), TOBN(0x495BE32C, 0xE6969D3D)}; |
| |
| static const BN_ULONG bn_two_data[] = {2}; |
| |
| #define STATIC_BIGNUM(x) \ |
| { \ |
| (BN_ULONG *) x, sizeof(x) / sizeof(BN_ULONG), \ |
| sizeof(x) / sizeof(BN_ULONG), 0, BN_FLG_STATIC_DATA \ |
| } |
| |
| struct standard_parameters { |
| BIGNUM p, q, g; |
| }; |
| |
| static const struct standard_parameters dh1024_160 = { |
| STATIC_BIGNUM(dh1024_160_p), |
| STATIC_BIGNUM(dh1024_160_q), |
| STATIC_BIGNUM(dh1024_160_g), |
| }; |
| |
| static const struct standard_parameters dh2048_224 = { |
| STATIC_BIGNUM(dh2048_224_p), |
| STATIC_BIGNUM(dh2048_224_q), |
| STATIC_BIGNUM(dh2048_224_g), |
| }; |
| |
| static const struct standard_parameters dh2048_256 = { |
| STATIC_BIGNUM(dh2048_256_p), |
| STATIC_BIGNUM(dh2048_256_q), |
| STATIC_BIGNUM(dh2048_256_g), |
| }; |
| |
| static const BIGNUM dh1024_safe_prime[] = { |
| STATIC_BIGNUM(dh1024_safe_prime_1), |
| STATIC_BIGNUM(dh1024_safe_prime_2), |
| STATIC_BIGNUM(dh1024_safe_prime_3), |
| STATIC_BIGNUM(dh1024_safe_prime_4) |
| }; |
| |
| BIGNUM bn_two = STATIC_BIGNUM(bn_two_data); |
| |
| static DH *get_standard_parameters(const struct standard_parameters *params, |
| const ENGINE *engine) { |
| DH *dh; |
| |
| dh = DH_new_method(engine); |
| if (!dh) { |
| return NULL; |
| } |
| |
| dh->p = BN_dup(¶ms->p); |
| dh->q = BN_dup(¶ms->q); |
| dh->g = BN_dup(¶ms->g); |
| if (!dh->p || !dh->q || !dh->g) { |
| DH_free(dh); |
| return NULL; |
| } |
| |
| return dh; |
| } |
| |
| DH *DH_get_1024_160(const ENGINE *engine) { |
| return get_standard_parameters(&dh1024_160, engine); |
| } |
| |
| DH *DH_get_2048_224(const ENGINE *engine) { |
| return get_standard_parameters(&dh2048_224, engine); |
| } |
| |
| DH *DH_get_2048_256(const ENGINE *engine) { |
| return get_standard_parameters(&dh2048_256, engine); |
| } |
| |
| void DH_check_standard_parameters(DH *dh) { |
| int i; |
| |
| if (dh->p == NULL || |
| dh->g == NULL || |
| BN_num_bytes(dh->p) != (1024 / 8) || |
| BN_cmp(dh->g, &bn_two) != 0) { |
| return; |
| } |
| |
| for (i = 0; i < sizeof(dh1024_safe_prime) / sizeof(dh1024_safe_prime[0]); |
| i++) { |
| if (BN_cmp(dh->p, &dh1024_safe_prime[i]) == 0) { |
| /* The well-known DH groups are known to have safe primes. In this case |
| * we can safely reduce the size of the private key. */ |
| dh->priv_length = 161; |
| break; |
| } |
| } |
| } |