1/* 2 * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved. 3 * 4 * Licensed under the OpenSSL license (the "License"). You may not use 5 * this file except in compliance with the License. You can obtain a copy 6 * in the file LICENSE in the source distribution or at 7 * https://www.openssl.org/source/license.html 8 */ 9 10#include <stdio.h> 11#include <stdlib.h> 12#include <string.h> 13#include "apps.h" 14#include "progs.h" 15#include <openssl/evp.h> 16#include <openssl/crypto.h> 17#include <openssl/bn.h> 18#ifndef OPENSSL_NO_MD2 19# include <openssl/md2.h> 20#endif 21#ifndef OPENSSL_NO_RC4 22# include <openssl/rc4.h> 23#endif 24#ifndef OPENSSL_NO_DES 25# include <openssl/des.h> 26#endif 27#ifndef OPENSSL_NO_IDEA 28# include <openssl/idea.h> 29#endif 30#ifndef OPENSSL_NO_BF 31# include <openssl/blowfish.h> 32#endif 33 34typedef enum OPTION_choice { 35 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, 36 OPT_B, OPT_D, OPT_E, OPT_F, OPT_O, OPT_P, OPT_V, OPT_A, OPT_R 37} OPTION_CHOICE; 38 39const OPTIONS version_options[] = { 40 {"help", OPT_HELP, '-', "Display this summary"}, 41 {"a", OPT_A, '-', "Show all data"}, 42 {"b", OPT_B, '-', "Show build date"}, 43 {"d", OPT_D, '-', "Show configuration directory"}, 44 {"e", OPT_E, '-', "Show engines directory"}, 45 {"f", OPT_F, '-', "Show compiler flags used"}, 46 {"o", OPT_O, '-', "Show some internal datatype options"}, 47 {"p", OPT_P, '-', "Show target build platform"}, 48 {"r", OPT_R, '-', "Show random seeding options"}, 49 {"v", OPT_V, '-', "Show library version"}, 50 {NULL} 51}; 52 53#if defined(OPENSSL_RAND_SEED_DEVRANDOM) || defined(OPENSSL_RAND_SEED_EGD) 54static void printlist(const char *prefix, const char **dev) 55{ 56 printf("%s (", prefix); 57 for ( ; *dev != NULL; dev++) 58 printf(" \"%s\"", *dev); 59 printf(" )"); 60} 61#endif 62 63int version_main(int argc, char **argv) 64{ 65 int ret = 1, dirty = 0, seed = 0; 66 int cflags = 0, version = 0, date = 0, options = 0, platform = 0, dir = 0; 67 int engdir = 0; 68 char *prog; 69 OPTION_CHOICE o; 70 71 prog = opt_init(argc, argv, version_options); 72 while ((o = opt_next()) != OPT_EOF) { 73 switch (o) { 74 case OPT_EOF: 75 case OPT_ERR: 76opthelp: 77 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); 78 goto end; 79 case OPT_HELP: 80 opt_help(version_options); 81 ret = 0; 82 goto end; 83 case OPT_B: 84 dirty = date = 1; 85 break; 86 case OPT_D: 87 dirty = dir = 1; 88 break; 89 case OPT_E: 90 dirty = engdir = 1; 91 break; 92 case OPT_F: 93 dirty = cflags = 1; 94 break; 95 case OPT_O: 96 dirty = options = 1; 97 break; 98 case OPT_P: 99 dirty = platform = 1; 100 break; 101 case OPT_R: 102 dirty = seed = 1; 103 break; 104 case OPT_V: 105 dirty = version = 1; 106 break; 107 case OPT_A: 108 seed = options = cflags = version = date = platform = dir = engdir 109 = 1; 110 break; 111 } 112 } 113 if (opt_num_rest() != 0) { 114 BIO_printf(bio_err, "Extra parameters given.\n"); 115 goto opthelp; 116 } 117 if (!dirty) 118 version = 1; 119 120 if (version) { 121 if (OpenSSL_version_num() == OPENSSL_VERSION_NUMBER) 122 printf("%s\n", OpenSSL_version(OPENSSL_VERSION)); 123 else 124 printf("%s (Library: %s)\n", 125 OPENSSL_VERSION_TEXT, OpenSSL_version(OPENSSL_VERSION)); 126 } 127 if (date) 128 printf("%s\n", OpenSSL_version(OPENSSL_BUILT_ON)); 129 if (platform) 130 printf("%s\n", OpenSSL_version(OPENSSL_PLATFORM)); 131 if (options) { 132 printf("options: "); 133 printf("%s ", BN_options()); 134#ifndef OPENSSL_NO_MD2 135 printf("%s ", MD2_options()); 136#endif 137#ifndef OPENSSL_NO_RC4 138 printf("%s ", RC4_options()); 139#endif 140#ifndef OPENSSL_NO_DES 141 printf("%s ", DES_options()); 142#endif 143#ifndef OPENSSL_NO_IDEA 144 printf("%s ", IDEA_options()); 145#endif 146#ifndef OPENSSL_NO_BF 147 printf("%s ", BF_options()); 148#endif 149 printf("\n"); 150 } 151 if (cflags) 152 printf("%s\n", OpenSSL_version(OPENSSL_CFLAGS)); 153 if (dir) 154 printf("%s\n", OpenSSL_version(OPENSSL_DIR)); 155 if (engdir) 156 printf("%s\n", OpenSSL_version(OPENSSL_ENGINES_DIR)); 157 if (seed) { 158 printf("Seeding source:"); 159#ifdef OPENSSL_RAND_SEED_RTDSC 160 printf(" rtdsc"); 161#endif 162#ifdef OPENSSL_RAND_SEED_RDCPU 163 printf(" rdrand ( rdseed rdrand )"); 164#endif 165#ifdef OPENSSL_RAND_SEED_LIBRANDOM 166 printf(" C-library-random"); 167#endif 168#ifdef OPENSSL_RAND_SEED_GETRANDOM 169 printf(" getrandom-syscall"); 170#endif 171#ifdef OPENSSL_RAND_SEED_DEVRANDOM 172 { 173 static const char *dev[] = { DEVRANDOM, NULL }; 174 printlist(" random-device", dev); 175 } 176#endif 177#ifdef OPENSSL_RAND_SEED_EGD 178 { 179 static const char *dev[] = { DEVRANDOM_EGD, NULL }; 180 printlist(" EGD", dev); 181 } 182#endif 183#ifdef OPENSSL_RAND_SEED_NONE 184 printf(" none"); 185#endif 186#ifdef OPENSSL_RAND_SEED_OS 187 printf(" os-specific"); 188#endif 189 printf("\n"); 190 } 191 ret = 0; 192 end: 193 return ret; 194} 195