1#if 0 2=pod 3#endif 4 5/* Licensed to the Apache Software Foundation (ASF) under one or more 6 * contributor license agreements. See the NOTICE file distributed with 7 * this work for additional information regarding copyright ownership. 8 * The ASF licenses this file to You under the Apache License, Version 2.0 9 * (the "License"); you may not use this file except in compliance with 10 * the License. You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, software 15 * distributed under the License is distributed on an "AS IS" BASIS, 16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 17 * See the License for the specific language governing permissions and 18 * limitations under the License. 19 */ 20 21/* _ _ 22 * _ __ ___ ___ __| | ___ ___| | mod_ssl 23 * | '_ ` _ \ / _ \ / _` | / __/ __| | Apache Interface to OpenSSL 24 * | | | | | | (_) | (_| | \__ \__ \ | 25 * |_| |_| |_|\___/ \__,_|___|___/___/_| 26 * |_____| 27 * ssl_engine_dh.c 28 * Diffie-Hellman Built-in Temporary Parameters 29 */ 30 31#include "ssl_private.h" 32 33/* ----BEGIN GENERATED SECTION-------- */ 34 35/* 36** Diffie-Hellman-Parameters: (512 bit) 37** prime: 38** 00:9f:db:8b:8a:00:45:44:f0:04:5f:17:37:d0:ba: 39** 2e:0b:27:4c:df:1a:9f:58:82:18:fb:43:53:16:a1: 40** 6e:37:41:71:fd:19:d8:d8:f3:7c:39:bf:86:3f:d6: 41** 0e:3e:30:06:80:a3:03:0c:6e:4c:37:57:d0:8f:70: 42** e6:aa:87:10:33 43** generator: 2 (0x2) 44** Diffie-Hellman-Parameters: (1024 bit) 45** prime: 46** 00:d6:7d:e4:40:cb:bb:dc:19:36:d6:93:d3:4a:fd: 47** 0a:d5:0c:84:d2:39:a4:5f:52:0b:b8:81:74:cb:98: 48** bc:e9:51:84:9f:91:2e:63:9c:72:fb:13:b4:b4:d7: 49** 17:7e:16:d5:5a:c1:79:ba:42:0b:2a:29:fe:32:4a: 50** 46:7a:63:5e:81:ff:59:01:37:7b:ed:dc:fd:33:16: 51** 8a:46:1a:ad:3b:72:da:e8:86:00:78:04:5b:07:a7: 52** db:ca:78:74:08:7d:15:10:ea:9f:cc:9d:dd:33:05: 53** 07:dd:62:db:88:ae:aa:74:7d:e0:f4:d6:e2:bd:68: 54** b0:e7:39:3e:0f:24:21:8e:b3 55** generator: 2 (0x2) 56*/ 57 58static unsigned char dh512_p[] = { 59 0x9F, 0xDB, 0x8B, 0x8A, 0x00, 0x45, 0x44, 0xF0, 0x04, 0x5F, 0x17, 0x37, 60 0xD0, 0xBA, 0x2E, 0x0B, 0x27, 0x4C, 0xDF, 0x1A, 0x9F, 0x58, 0x82, 0x18, 61 0xFB, 0x43, 0x53, 0x16, 0xA1, 0x6E, 0x37, 0x41, 0x71, 0xFD, 0x19, 0xD8, 62 0xD8, 0xF3, 0x7C, 0x39, 0xBF, 0x86, 0x3F, 0xD6, 0x0E, 0x3E, 0x30, 0x06, 63 0x80, 0xA3, 0x03, 0x0C, 0x6E, 0x4C, 0x37, 0x57, 0xD0, 0x8F, 0x70, 0xE6, 64 0xAA, 0x87, 0x10, 0x33, 65}; 66static unsigned char dh512_g[] = { 67 0x02, 68}; 69 70static DH *get_dh512(void) 71{ 72 return modssl_dh_configure(dh512_p, sizeof(dh512_p), 73 dh512_g, sizeof(dh512_g)); 74} 75 76static unsigned char dh1024_p[] = { 77 0xD6, 0x7D, 0xE4, 0x40, 0xCB, 0xBB, 0xDC, 0x19, 0x36, 0xD6, 0x93, 0xD3, 78 0x4A, 0xFD, 0x0A, 0xD5, 0x0C, 0x84, 0xD2, 0x39, 0xA4, 0x5F, 0x52, 0x0B, 79 0xB8, 0x81, 0x74, 0xCB, 0x98, 0xBC, 0xE9, 0x51, 0x84, 0x9F, 0x91, 0x2E, 80 0x63, 0x9C, 0x72, 0xFB, 0x13, 0xB4, 0xB4, 0xD7, 0x17, 0x7E, 0x16, 0xD5, 81 0x5A, 0xC1, 0x79, 0xBA, 0x42, 0x0B, 0x2A, 0x29, 0xFE, 0x32, 0x4A, 0x46, 82 0x7A, 0x63, 0x5E, 0x81, 0xFF, 0x59, 0x01, 0x37, 0x7B, 0xED, 0xDC, 0xFD, 83 0x33, 0x16, 0x8A, 0x46, 0x1A, 0xAD, 0x3B, 0x72, 0xDA, 0xE8, 0x86, 0x00, 84 0x78, 0x04, 0x5B, 0x07, 0xA7, 0xDB, 0xCA, 0x78, 0x74, 0x08, 0x7D, 0x15, 85 0x10, 0xEA, 0x9F, 0xCC, 0x9D, 0xDD, 0x33, 0x05, 0x07, 0xDD, 0x62, 0xDB, 86 0x88, 0xAE, 0xAA, 0x74, 0x7D, 0xE0, 0xF4, 0xD6, 0xE2, 0xBD, 0x68, 0xB0, 87 0xE7, 0x39, 0x3E, 0x0F, 0x24, 0x21, 0x8E, 0xB3, 88}; 89static unsigned char dh1024_g[] = { 90 0x02, 91}; 92 93static DH *get_dh1024(void) 94{ 95 return modssl_dh_configure(dh1024_p, sizeof(dh1024_p), 96 dh1024_g, sizeof(dh1024_g)); 97} 98 99/* ----END GENERATED SECTION---------- */ 100 101DH *ssl_dh_GetTmpParam(int nKeyLen) 102{ 103 DH *dh; 104 105 if (nKeyLen == 512) 106 dh = get_dh512(); 107 else if (nKeyLen == 1024) 108 dh = get_dh1024(); 109 else 110 dh = get_dh1024(); 111 return dh; 112} 113 114DH *ssl_dh_GetParamFromFile(char *file) 115{ 116 DH *dh = NULL; 117 BIO *bio; 118 119 if ((bio = BIO_new_file(file, "r")) == NULL) 120 return NULL; 121#if SSL_LIBRARY_VERSION < 0x00904000 122 dh = PEM_read_bio_DHparams(bio, NULL, NULL); 123#else 124 dh = PEM_read_bio_DHparams(bio, NULL, NULL, NULL); 125#endif 126 BIO_free(bio); 127 return (dh); 128} 129 130/* 131=cut 132## 133## Embedded Perl script for generating the temporary DH parameters 134## 135 136require 5.003; 137use strict; 138 139# configuration 140my $file = $0; 141my $begin = '----BEGIN GENERATED SECTION--------'; 142my $end = '----END GENERATED SECTION----------'; 143 144# read ourself and keep a backup 145open(FP, "<$file") || die; 146my $source = ''; 147$source .= $_ while (<FP>); 148close(FP); 149open(FP, ">$file.bak") || die; 150print FP $source; 151close(FP); 152 153# generate the DH parameters 154print "1. Generate 512 and 1024 bit Diffie-Hellman parameters (p, g)\n"; 155my $rand = ''; 156foreach $file (qw(/var/log/messages /var/adm/messages 157 /kernel /vmunix /vmlinuz /etc/hosts /etc/resolv.conf)) { 158 if (-f $file) { 159 $rand = $file if ($rand eq ''); 160 $rand .= ":$file" if ($rand ne ''); 161 } 162} 163$rand = "-rand $rand" if ($rand ne ''); 164system("openssl gendh $rand -out dh512.pem 512"); 165system("openssl gendh $rand -out dh1024.pem 1024"); 166 167# generate DH param info 168my $dhinfo = ''; 169open(FP, "openssl dh -noout -text -in dh512.pem |") || die; 170$dhinfo .= $_ while (<FP>); 171close(FP); 172open(FP, "openssl dh -noout -text -in dh1024.pem |") || die; 173$dhinfo .= $_ while (<FP>); 174close(FP); 175$dhinfo =~ s|^|** |mg; 176$dhinfo = "\n\/\*\n$dhinfo\*\/\n\n"; 177 178# generate C source from DH params 179my $dhsource = ''; 180open(FP, "openssl dh -noout -C -in dh512.pem | indent | expand |") || die; 181$dhsource .= $_ while (<FP>); 182close(FP); 183open(FP, "openssl dh -noout -C -in dh1024.pem | indent | expand |") || die; 184$dhsource .= $_ while (<FP>); 185close(FP); 186$dhsource =~ s|(DH\s+\*get_dh)(\d+)[^}]*\n}|static $1$2(void) 187{ 188 return modssl_dh_configure(dh$2_p, sizeof(dh$2_p), 189 dh$2_g, sizeof(dh$2_g)); 190} 191|sg; 192 193# generate output 194my $o = $dhinfo . $dhsource; 195 196# insert the generated code at the target location 197$source =~ s|(\/\* $begin.+?\n).*\n(.*?\/\* $end)|$1$o$2|s; 198 199# and update the source on disk 200print "Updating file `$file'\n"; 201open(FP, ">$file") || die; 202print FP $source; 203close(FP); 204 205# cleanup 206unlink("dh512.pem"); 207unlink("dh1024.pem"); 208 209=pod 210*/ 211