| #if 0 |
| =pod |
| #endif |
| /* _ _ |
| ** _ __ ___ ___ __| | ___ ___| | mod_ssl |
| ** | '_ ` _ \ / _ \ / _` | / __/ __| | Apache Interface to OpenSSL |
| ** | | | | | | (_) | (_| | \__ \__ \ | www.modssl.org |
| ** |_| |_| |_|\___/ \__,_|___|___/___/_| ftp.modssl.org |
| ** |_____| |
| ** ssl_engine_dh.c |
| ** Diffie-Hellman Built-in Temporary Parameters |
| */ |
| |
| /* ==================================================================== |
| * Copyright (c) 1998-2001 Ralf S. Engelschall. 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 |
| * Ralf S. Engelschall <rse@engelschall.com> for use in the |
| * mod_ssl project (http://www.modssl.org/)." |
| * |
| * 4. The names "mod_ssl" must not be used to endorse or promote |
| * products derived from this software without prior written |
| * permission. For written permission, please contact |
| * rse@engelschall.com. |
| * |
| * 5. Products derived from this software may not be called "mod_ssl" |
| * nor may "mod_ssl" appear in their names without prior |
| * written permission of Ralf S. Engelschall. |
| * |
| * 6. Redistributions of any form whatsoever must retain the following |
| * acknowledgment: |
| * "This product includes software developed by |
| * Ralf S. Engelschall <rse@engelschall.com> for use in the |
| * mod_ssl project (http://www.modssl.org/)." |
| * |
| * THIS SOFTWARE IS PROVIDED BY RALF S. ENGELSCHALL ``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 RALF S. ENGELSCHALL OR |
| * HIS 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. |
| * ==================================================================== |
| */ |
| |
| #include "mod_ssl.h" |
| |
| /* ----BEGIN GENERATED SECTION-------- */ |
| |
| /* |
| ** Diffie-Hellman-Parameters: (512 bit) |
| ** prime: |
| ** 00:d4:bc:d5:24:06:f6:9b:35:99:4b:88:de:5d:b8: |
| ** 96:82:c8:15:7f:62:d8:f3:36:33:ee:57:72:f1:1f: |
| ** 05:ab:22:d6:b5:14:5b:9f:24:1e:5a:cc:31:ff:09: |
| ** 0a:4b:c7:11:48:97:6f:76:79:50:94:e7:1e:79:03: |
| ** 52:9f:5a:82:4b |
| ** generator: 2 (0x2) |
| ** Diffie-Hellman-Parameters: (1024 bit) |
| ** prime: |
| ** 00:e6:96:9d:3d:49:5b:e3:2c:7c:f1:80:c3:bd:d4: |
| ** 79:8e:91:b7:81:82:51:bb:05:5e:2a:20:64:90:4a: |
| ** 79:a7:70:fa:15:a2:59:cb:d5:23:a6:a6:ef:09:c4: |
| ** 30:48:d5:a2:2f:97:1f:3c:20:12:9b:48:00:0e:6e: |
| ** dd:06:1c:bc:05:3e:37:1d:79:4e:53:27:df:61:1e: |
| ** bb:be:1b:ac:9b:5c:60:44:cf:02:3d:76:e0:5e:ea: |
| ** 9b:ad:99:1b:13:a6:3c:97:4e:9e:f1:83:9e:b5:db: |
| ** 12:51:36:f7:26:2e:56:a8:87:15:38:df:d8:23:c6: |
| ** 50:50:85:e2:1f:0d:d5:c8:6b |
| ** generator: 2 (0x2) |
| */ |
| |
| static unsigned char dh512_p[] = |
| { |
| 0xD4, 0xBC, 0xD5, 0x24, 0x06, 0xF6, 0x9B, 0x35, 0x99, 0x4B, 0x88, 0xDE, |
| 0x5D, 0xB8, 0x96, 0x82, 0xC8, 0x15, 0x7F, 0x62, 0xD8, 0xF3, 0x36, 0x33, |
| 0xEE, 0x57, 0x72, 0xF1, 0x1F, 0x05, 0xAB, 0x22, 0xD6, 0xB5, 0x14, 0x5B, |
| 0x9F, 0x24, 0x1E, 0x5A, 0xCC, 0x31, 0xFF, 0x09, 0x0A, 0x4B, 0xC7, 0x11, |
| 0x48, 0x97, 0x6F, 0x76, 0x79, 0x50, 0x94, 0xE7, 0x1E, 0x79, 0x03, 0x52, |
| 0x9F, 0x5A, 0x82, 0x4B, |
| }; |
| static unsigned char dh512_g[] = |
| { |
| 0x02, |
| }; |
| |
| static DH *get_dh512() |
| { |
| DH *dh; |
| |
| if ((dh = DH_new()) == NULL) |
| return (NULL); |
| dh->p = BN_bin2bn(dh512_p, sizeof(dh512_p), NULL); |
| dh->g = BN_bin2bn(dh512_g, sizeof(dh512_g), NULL); |
| if ((dh->p == NULL) || (dh->g == NULL)) |
| return (NULL); |
| return (dh); |
| } |
| static unsigned char dh1024_p[] = |
| { |
| 0xE6, 0x96, 0x9D, 0x3D, 0x49, 0x5B, 0xE3, 0x2C, 0x7C, 0xF1, 0x80, 0xC3, |
| 0xBD, 0xD4, 0x79, 0x8E, 0x91, 0xB7, 0x81, 0x82, 0x51, 0xBB, 0x05, 0x5E, |
| 0x2A, 0x20, 0x64, 0x90, 0x4A, 0x79, 0xA7, 0x70, 0xFA, 0x15, 0xA2, 0x59, |
| 0xCB, 0xD5, 0x23, 0xA6, 0xA6, 0xEF, 0x09, 0xC4, 0x30, 0x48, 0xD5, 0xA2, |
| 0x2F, 0x97, 0x1F, 0x3C, 0x20, 0x12, 0x9B, 0x48, 0x00, 0x0E, 0x6E, 0xDD, |
| 0x06, 0x1C, 0xBC, 0x05, 0x3E, 0x37, 0x1D, 0x79, 0x4E, 0x53, 0x27, 0xDF, |
| 0x61, 0x1E, 0xBB, 0xBE, 0x1B, 0xAC, 0x9B, 0x5C, 0x60, 0x44, 0xCF, 0x02, |
| 0x3D, 0x76, 0xE0, 0x5E, 0xEA, 0x9B, 0xAD, 0x99, 0x1B, 0x13, 0xA6, 0x3C, |
| 0x97, 0x4E, 0x9E, 0xF1, 0x83, 0x9E, 0xB5, 0xDB, 0x12, 0x51, 0x36, 0xF7, |
| 0x26, 0x2E, 0x56, 0xA8, 0x87, 0x15, 0x38, 0xDF, 0xD8, 0x23, 0xC6, 0x50, |
| 0x50, 0x85, 0xE2, 0x1F, 0x0D, 0xD5, 0xC8, 0x6B, |
| }; |
| static unsigned char dh1024_g[] = |
| { |
| 0x02, |
| }; |
| |
| static DH *get_dh1024() |
| { |
| DH *dh; |
| |
| if ((dh = DH_new()) == NULL) |
| return (NULL); |
| dh->p = BN_bin2bn(dh1024_p, sizeof(dh1024_p), NULL); |
| dh->g = BN_bin2bn(dh1024_g, sizeof(dh1024_g), NULL); |
| if ((dh->p == NULL) || (dh->g == NULL)) |
| return (NULL); |
| return (dh); |
| } |
| /* ----END GENERATED SECTION---------- */ |
| |
| DH *ssl_dh_GetTmpParam(int nKeyLen) |
| { |
| DH *dh; |
| |
| if (nKeyLen == 512) |
| dh = get_dh512(); |
| else if (nKeyLen == 1024) |
| dh = get_dh1024(); |
| else |
| dh = get_dh1024(); |
| return dh; |
| } |
| |
| DH *ssl_dh_GetParamFromFile(char *file) |
| { |
| DH *dh = NULL; |
| BIO *bio; |
| |
| if ((bio = BIO_new_file(file, "r")) == NULL) |
| return NULL; |
| #if SSL_LIBRARY_VERSION < 0x00904000 |
| dh = PEM_read_bio_DHparams(bio, NULL, NULL); |
| #else |
| dh = PEM_read_bio_DHparams(bio, NULL, NULL, NULL); |
| #endif |
| BIO_free(bio); |
| return (dh); |
| } |
| |
| /* |
| =cut |
| ## |
| ## Embedded Perl script for generating the temporary DH parameters |
| ## |
| |
| require 5.003; |
| use strict; |
| |
| # configuration |
| my $file = $0; |
| my $begin = '----BEGIN GENERATED SECTION--------'; |
| my $end = '----END GENERATED SECTION----------'; |
| |
| # read ourself and keep a backup |
| open(FP, "<$file") || die; |
| my $source = ''; |
| $source .= $_ while (<FP>); |
| close(FP); |
| open(FP, ">$file.bak") || die; |
| print FP $source; |
| close(FP); |
| |
| # generate the DH parameters |
| print "1. Generate 512 and 1024 bit Diffie-Hellman parameters (p, g)\n"; |
| my $rand = ''; |
| foreach $file (qw(/var/log/messages /var/adm/messages |
| /kernel /vmunix /vmlinuz /etc/hosts /etc/resolv.conf)) { |
| if (-f $file) { |
| $rand = $file if ($rand eq ''); |
| $rand .= ":$file" if ($rand ne ''); |
| } |
| } |
| $rand = "-rand $rand" if ($rand ne ''); |
| system("openssl gendh $rand -out dh512.pem 512"); |
| system("openssl gendh $rand -out dh1024.pem 1024"); |
| |
| # generate DH param info |
| my $dhinfo = ''; |
| open(FP, "openssl dh -noout -text -in dh512.pem |") || die; |
| $dhinfo .= $_ while (<FP>); |
| close(FP); |
| open(FP, "openssl dh -noout -text -in dh1024.pem |") || die; |
| $dhinfo .= $_ while (<FP>); |
| close(FP); |
| $dhinfo =~ s|^|** |mg; |
| $dhinfo = "\n\/\*\n$dhinfo\*\/\n\n"; |
| |
| # generate C source from DH params |
| my $dhsource = ''; |
| open(FP, "openssl dh -noout -C -in dh512.pem | indent | expand -8 |") || die; |
| $dhsource .= $_ while (<FP>); |
| close(FP); |
| open(FP, "openssl dh -noout -C -in dh1024.pem | indent | expand -8 |") || die; |
| $dhsource .= $_ while (<FP>); |
| close(FP); |
| $dhsource =~ s|(DH\s+\*get_dh)|static $1|sg; |
| |
| # generate output |
| my $o = $dhinfo . $dhsource; |
| |
| # insert the generated code at the target location |
| $source =~ s|(\/\* $begin.+?\n).*\n(.*?\/\* $end)|$1$o$2|s; |
| |
| # and update the source on disk |
| print "Updating file `$file'\n"; |
| open(FP, ">$file") || die; |
| print FP $source; |
| close(FP); |
| |
| # cleanup |
| unlink("dh512.pem"); |
| unlink("dh1024.pem"); |
| |
| =pod |
| */ |