1 | /* apps/openssl.c */ |
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2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
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3 | * All rights reserved. |
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4 | * |
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5 | * This package is an SSL implementation written |
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6 | * by Eric Young (eay@cryptsoft.com). |
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7 | * The implementation was written so as to conform with Netscapes SSL. |
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8 | * |
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9 | * This library is free for commercial and non-commercial use as long as |
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10 | * the following conditions are aheared to. The following conditions |
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11 | * apply to all code found in this distribution, be it the RC4, RSA, |
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12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation |
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13 | * included with this distribution is covered by the same copyright terms |
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14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). |
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15 | * |
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16 | * Copyright remains Eric Young's, and as such any Copyright notices in |
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17 | * the code are not to be removed. |
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18 | * If this package is used in a product, Eric Young should be given attribution |
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19 | * as the author of the parts of the library used. |
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20 | * This can be in the form of a textual message at program startup or |
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21 | * in documentation (online or textual) provided with the package. |
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22 | * |
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23 | * Redistribution and use in source and binary forms, with or without |
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24 | * modification, are permitted provided that the following conditions |
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25 | * are met: |
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26 | * 1. Redistributions of source code must retain the copyright |
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27 | * notice, this list of conditions and the following disclaimer. |
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28 | * 2. Redistributions in binary form must reproduce the above copyright |
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29 | * notice, this list of conditions and the following disclaimer in the |
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30 | * documentation and/or other materials provided with the distribution. |
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31 | * 3. All advertising materials mentioning features or use of this software |
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32 | * must display the following acknowledgement: |
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33 | * "This product includes cryptographic software written by |
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34 | * Eric Young (eay@cryptsoft.com)" |
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35 | * The word 'cryptographic' can be left out if the rouines from the library |
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36 | * being used are not cryptographic related :-). |
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37 | * 4. If you include any Windows specific code (or a derivative thereof) from |
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38 | * the apps directory (application code) you must include an acknowledgement: |
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39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" |
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40 | * |
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41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
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42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
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45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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51 | * SUCH DAMAGE. |
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52 | * |
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53 | * The licence and distribution terms for any publically available version or |
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54 | * derivative of this code cannot be changed. i.e. this code cannot simply be |
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55 | * copied and put under another distribution licence |
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56 | * [including the GNU Public Licence.] |
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57 | */ |
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58 | /* ==================================================================== |
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59 | * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved. |
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60 | * |
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61 | * Redistribution and use in source and binary forms, with or without |
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62 | * modification, are permitted provided that the following conditions |
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63 | * are met: |
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64 | * |
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65 | * 1. Redistributions of source code must retain the above copyright |
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66 | * notice, this list of conditions and the following disclaimer. |
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67 | * |
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68 | * 2. Redistributions in binary form must reproduce the above copyright |
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69 | * notice, this list of conditions and the following disclaimer in |
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70 | * the documentation and/or other materials provided with the |
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71 | * distribution. |
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72 | * |
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73 | * 3. All advertising materials mentioning features or use of this |
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74 | * software must display the following acknowledgment: |
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75 | * "This product includes software developed by the OpenSSL Project |
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76 | * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" |
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77 | * |
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78 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to |
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79 | * endorse or promote products derived from this software without |
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80 | * prior written permission. For written permission, please contact |
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81 | * openssl-core@openssl.org. |
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82 | * |
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83 | * 5. Products derived from this software may not be called "OpenSSL" |
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84 | * nor may "OpenSSL" appear in their names without prior written |
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85 | * permission of the OpenSSL Project. |
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86 | * |
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87 | * 6. Redistributions of any form whatsoever must retain the following |
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88 | * acknowledgment: |
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89 | * "This product includes software developed by the OpenSSL Project |
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90 | * for use in the OpenSSL Toolkit (http://www.openssl.org/)" |
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91 | * |
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92 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY |
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93 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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94 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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95 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR |
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96 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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97 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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98 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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99 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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100 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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101 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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102 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
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103 | * OF THE POSSIBILITY OF SUCH DAMAGE. |
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104 | * ==================================================================== |
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105 | * |
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106 | * This product includes cryptographic software written by Eric Young |
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107 | * (eay@cryptsoft.com). This product includes software written by Tim |
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108 | * Hudson (tjh@cryptsoft.com). |
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109 | * |
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110 | */ |
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111 | |
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112 | |
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113 | #include <stdio.h> |
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114 | #include <string.h> |
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115 | #include <stdlib.h> |
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116 | #define OPENSSL_C /* tells apps.h to use complete apps_startup() */ |
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117 | #include "apps.h" |
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118 | #include <openssl/bio.h> |
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119 | #include <openssl/crypto.h> |
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120 | #include <openssl/lhash.h> |
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121 | #include <openssl/conf.h> |
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122 | #include <openssl/x509.h> |
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123 | #include <openssl/pem.h> |
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124 | #include <openssl/ssl.h> |
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125 | #include <openssl/engine.h> |
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126 | #define USE_SOCKETS /* needed for the _O_BINARY defs in the MS world */ |
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127 | #include "progs.h" |
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128 | #include "s_apps.h" |
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129 | #include <openssl/err.h> |
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130 | |
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131 | /* The LHASH callbacks ("hash" & "cmp") have been replaced by functions with the |
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132 | * base prototypes (we cast each variable inside the function to the required |
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133 | * type of "FUNCTION*"). This removes the necessity for macro-generated wrapper |
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134 | * functions. */ |
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135 | |
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136 | /* static unsigned long MS_CALLBACK hash(FUNCTION *a); */ |
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137 | static unsigned long MS_CALLBACK hash(const void *a_void); |
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138 | /* static int MS_CALLBACK cmp(FUNCTION *a,FUNCTION *b); */ |
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139 | static int MS_CALLBACK cmp(const void *a_void,const void *b_void); |
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140 | static LHASH *prog_init(void ); |
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141 | static int do_cmd(LHASH *prog,int argc,char *argv[]); |
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142 | char *default_config_file=NULL; |
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143 | |
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144 | /* Make sure there is only one when MONOLITH is defined */ |
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145 | #ifdef MONOLITH |
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146 | CONF *config=NULL; |
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147 | BIO *bio_err=NULL; |
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148 | #endif |
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149 | |
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150 | |
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151 | static void lock_dbg_cb(int mode, int type, const char *file, int line) |
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152 | { |
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153 | static int modes[CRYPTO_NUM_LOCKS]; /* = {0, 0, ... } */ |
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154 | const char *errstr = NULL; |
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155 | int rw; |
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156 | |
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157 | rw = mode & (CRYPTO_READ|CRYPTO_WRITE); |
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158 | if (!((rw == CRYPTO_READ) || (rw == CRYPTO_WRITE))) |
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159 | { |
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160 | errstr = "invalid mode"; |
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161 | goto err; |
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162 | } |
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163 | |
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164 | if (type < 0 || type > CRYPTO_NUM_LOCKS) |
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165 | { |
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166 | errstr = "type out of bounds"; |
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167 | goto err; |
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168 | } |
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169 | |
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170 | if (mode & CRYPTO_LOCK) |
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171 | { |
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172 | if (modes[type]) |
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173 | { |
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174 | errstr = "already locked"; |
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175 | /* must not happen in a single-threaded program |
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176 | * (would deadlock) */ |
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177 | goto err; |
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178 | } |
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179 | |
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180 | modes[type] = rw; |
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181 | } |
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182 | else if (mode & CRYPTO_UNLOCK) |
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183 | { |
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184 | if (!modes[type]) |
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185 | { |
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186 | errstr = "not locked"; |
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187 | goto err; |
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188 | } |
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189 | |
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190 | if (modes[type] != rw) |
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191 | { |
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192 | errstr = (rw == CRYPTO_READ) ? |
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193 | "CRYPTO_r_unlock on write lock" : |
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194 | "CRYPTO_w_unlock on read lock"; |
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195 | } |
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196 | |
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197 | modes[type] = 0; |
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198 | } |
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199 | else |
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200 | { |
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201 | errstr = "invalid mode"; |
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202 | goto err; |
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203 | } |
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204 | |
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205 | err: |
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206 | if (errstr) |
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207 | { |
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208 | /* we cannot use bio_err here */ |
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209 | fprintf(stderr, "openssl (lock_dbg_cb): %s (mode=%d, type=%d) at %s:%d\n", |
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210 | errstr, mode, type, file, line); |
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211 | } |
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212 | } |
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213 | |
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214 | |
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215 | int main(int Argc, char *Argv[]) |
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216 | { |
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217 | ARGS arg; |
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218 | #define PROG_NAME_SIZE 39 |
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219 | char pname[PROG_NAME_SIZE+1]; |
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220 | FUNCTION f,*fp; |
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221 | MS_STATIC char *prompt,buf[1024]; |
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222 | char *to_free=NULL; |
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223 | int n,i,ret=0; |
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224 | int argc; |
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225 | char **argv,*p; |
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226 | LHASH *prog=NULL; |
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227 | long errline; |
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228 | |
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229 | arg.data=NULL; |
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230 | arg.count=0; |
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231 | |
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232 | if (bio_err == NULL) |
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233 | if ((bio_err=BIO_new(BIO_s_file())) != NULL) |
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234 | BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); |
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235 | |
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236 | if (getenv("OPENSSL_DEBUG_MEMORY") != NULL) /* if not defined, use compiled-in library defaults */ |
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237 | { |
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238 | if (!(0 == strcmp(getenv("OPENSSL_DEBUG_MEMORY"), "off"))) |
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239 | { |
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240 | CRYPTO_malloc_debug_init(); |
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241 | CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL); |
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242 | } |
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243 | else |
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244 | { |
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245 | /* OPENSSL_DEBUG_MEMORY=off */ |
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246 | CRYPTO_set_mem_debug_functions(0, 0, 0, 0, 0); |
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247 | } |
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248 | } |
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249 | CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON); |
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250 | |
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251 | #if 0 |
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252 | if (getenv("OPENSSL_DEBUG_LOCKING") != NULL) |
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253 | #endif |
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254 | { |
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255 | CRYPTO_set_locking_callback(lock_dbg_cb); |
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256 | } |
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257 | |
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258 | apps_startup(); |
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259 | |
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260 | /* Lets load up our environment a little */ |
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261 | p=getenv("OPENSSL_CONF"); |
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262 | if (p == NULL) |
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263 | p=getenv("SSLEAY_CONF"); |
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264 | if (p == NULL) |
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265 | p=to_free=make_config_name(); |
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266 | |
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267 | default_config_file=p; |
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268 | |
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269 | config=NCONF_new(NULL); |
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270 | i=NCONF_load(config,p,&errline); |
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271 | if (i == 0) |
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272 | { |
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273 | NCONF_free(config); |
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274 | config = NULL; |
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275 | ERR_clear_error(); |
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276 | } |
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277 | |
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278 | prog=prog_init(); |
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279 | |
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280 | /* first check the program name */ |
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281 | program_name(Argv[0],pname,sizeof pname); |
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282 | |
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283 | f.name=pname; |
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284 | fp=(FUNCTION *)lh_retrieve(prog,&f); |
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285 | if (fp != NULL) |
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286 | { |
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287 | Argv[0]=pname; |
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288 | ret=fp->func(Argc,Argv); |
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289 | goto end; |
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290 | } |
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291 | |
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292 | /* ok, now check that there are not arguments, if there are, |
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293 | * run with them, shifting the ssleay off the front */ |
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294 | if (Argc != 1) |
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295 | { |
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296 | Argc--; |
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297 | Argv++; |
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298 | ret=do_cmd(prog,Argc,Argv); |
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299 | if (ret < 0) ret=0; |
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300 | goto end; |
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301 | } |
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302 | |
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303 | /* ok, lets enter the old 'OpenSSL>' mode */ |
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304 | |
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305 | for (;;) |
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306 | { |
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307 | ret=0; |
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308 | p=buf; |
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309 | n=sizeof buf; |
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310 | i=0; |
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311 | for (;;) |
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312 | { |
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313 | p[0]='\0'; |
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314 | if (i++) |
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315 | prompt=">"; |
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316 | else prompt="OpenSSL> "; |
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317 | fputs(prompt,stdout); |
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318 | fflush(stdout); |
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319 | fgets(p,n,stdin); |
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320 | if (p[0] == '\0') goto end; |
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321 | i=strlen(p); |
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322 | if (i <= 1) break; |
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323 | if (p[i-2] != '\\') break; |
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324 | i-=2; |
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325 | p+=i; |
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326 | n-=i; |
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327 | } |
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328 | if (!chopup_args(&arg,buf,&argc,&argv)) break; |
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329 | |
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330 | ret=do_cmd(prog,argc,argv); |
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331 | if (ret < 0) |
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332 | { |
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333 | ret=0; |
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334 | goto end; |
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335 | } |
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336 | if (ret != 0) |
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337 | BIO_printf(bio_err,"error in %s\n",argv[0]); |
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338 | (void)BIO_flush(bio_err); |
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339 | } |
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340 | BIO_printf(bio_err,"bad exit\n"); |
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341 | ret=1; |
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342 | end: |
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343 | if (to_free) |
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344 | OPENSSL_free(to_free); |
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345 | if (config != NULL) |
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346 | { |
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347 | NCONF_free(config); |
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348 | config=NULL; |
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349 | } |
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350 | if (prog != NULL) lh_free(prog); |
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351 | if (arg.data != NULL) OPENSSL_free(arg.data); |
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352 | |
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353 | apps_shutdown(); |
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354 | |
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355 | CRYPTO_mem_leaks(bio_err); |
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356 | if (bio_err != NULL) |
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357 | { |
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358 | BIO_free(bio_err); |
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359 | bio_err=NULL; |
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360 | } |
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361 | OPENSSL_EXIT(ret); |
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362 | } |
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363 | |
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364 | #define LIST_STANDARD_COMMANDS "list-standard-commands" |
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365 | #define LIST_MESSAGE_DIGEST_COMMANDS "list-message-digest-commands" |
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366 | #define LIST_CIPHER_COMMANDS "list-cipher-commands" |
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367 | |
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368 | static int do_cmd(LHASH *prog, int argc, char *argv[]) |
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369 | { |
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370 | FUNCTION f,*fp; |
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371 | int i,ret=1,tp,nl; |
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372 | |
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373 | if ((argc <= 0) || (argv[0] == NULL)) |
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374 | { ret=0; goto end; } |
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375 | f.name=argv[0]; |
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376 | fp=(FUNCTION *)lh_retrieve(prog,&f); |
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377 | if (fp != NULL) |
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378 | { |
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379 | ret=fp->func(argc,argv); |
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380 | } |
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381 | else if ((strncmp(argv[0],"no-",3)) == 0) |
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382 | { |
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383 | BIO *bio_stdout = BIO_new_fp(stdout,BIO_NOCLOSE); |
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384 | #ifdef OPENSSL_SYS_VMS |
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385 | { |
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386 | BIO *tmpbio = BIO_new(BIO_f_linebuffer()); |
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387 | bio_stdout = BIO_push(tmpbio, bio_stdout); |
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388 | } |
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389 | #endif |
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390 | f.name=argv[0]+3; |
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391 | ret = (lh_retrieve(prog,&f) != NULL); |
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392 | if (!ret) |
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393 | BIO_printf(bio_stdout, "%s\n", argv[0]); |
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394 | else |
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395 | BIO_printf(bio_stdout, "%s\n", argv[0]+3); |
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396 | BIO_free_all(bio_stdout); |
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397 | goto end; |
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398 | } |
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399 | else if ((strcmp(argv[0],"quit") == 0) || |
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400 | (strcmp(argv[0],"q") == 0) || |
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401 | (strcmp(argv[0],"exit") == 0) || |
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402 | (strcmp(argv[0],"bye") == 0)) |
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403 | { |
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404 | ret= -1; |
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405 | goto end; |
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406 | } |
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407 | else if ((strcmp(argv[0],LIST_STANDARD_COMMANDS) == 0) || |
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408 | (strcmp(argv[0],LIST_MESSAGE_DIGEST_COMMANDS) == 0) || |
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409 | (strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0)) |
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410 | { |
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411 | int list_type; |
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412 | BIO *bio_stdout; |
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413 | |
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414 | if (strcmp(argv[0],LIST_STANDARD_COMMANDS) == 0) |
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415 | list_type = FUNC_TYPE_GENERAL; |
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416 | else if (strcmp(argv[0],LIST_MESSAGE_DIGEST_COMMANDS) == 0) |
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417 | list_type = FUNC_TYPE_MD; |
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418 | else /* strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0 */ |
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419 | list_type = FUNC_TYPE_CIPHER; |
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420 | bio_stdout = BIO_new_fp(stdout,BIO_NOCLOSE); |
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421 | #ifdef OPENSSL_SYS_VMS |
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422 | { |
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423 | BIO *tmpbio = BIO_new(BIO_f_linebuffer()); |
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424 | bio_stdout = BIO_push(tmpbio, bio_stdout); |
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425 | } |
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426 | #endif |
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427 | |
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428 | for (fp=functions; fp->name != NULL; fp++) |
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429 | if (fp->type == list_type) |
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430 | BIO_printf(bio_stdout, "%s\n", fp->name); |
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431 | BIO_free_all(bio_stdout); |
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432 | ret=0; |
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433 | goto end; |
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434 | } |
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435 | else |
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436 | { |
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437 | BIO_printf(bio_err,"openssl:Error: '%s' is an invalid command.\n", |
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438 | argv[0]); |
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439 | BIO_printf(bio_err, "\nStandard commands"); |
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440 | i=0; |
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441 | tp=0; |
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442 | for (fp=functions; fp->name != NULL; fp++) |
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443 | { |
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444 | nl=0; |
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445 | if (((i++) % 5) == 0) |
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446 | { |
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447 | BIO_printf(bio_err,"\n"); |
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448 | nl=1; |
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449 | } |
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450 | if (fp->type != tp) |
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451 | { |
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452 | tp=fp->type; |
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453 | if (!nl) BIO_printf(bio_err,"\n"); |
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454 | if (tp == FUNC_TYPE_MD) |
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455 | { |
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456 | i=1; |
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457 | BIO_printf(bio_err, |
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458 | "\nMessage Digest commands (see the `dgst' command for more details)\n"); |
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459 | } |
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460 | else if (tp == FUNC_TYPE_CIPHER) |
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461 | { |
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462 | i=1; |
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463 | BIO_printf(bio_err,"\nCipher commands (see the `enc' command for more details)\n"); |
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464 | } |
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465 | } |
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466 | BIO_printf(bio_err,"%-15s",fp->name); |
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467 | } |
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468 | BIO_printf(bio_err,"\n\n"); |
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469 | ret=0; |
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470 | } |
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471 | end: |
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472 | return(ret); |
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473 | } |
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474 | |
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475 | static int SortFnByName(const void *_f1,const void *_f2) |
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476 | { |
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477 | const FUNCTION *f1=_f1; |
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478 | const FUNCTION *f2=_f2; |
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479 | |
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480 | if(f1->type != f2->type) |
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481 | return f1->type-f2->type; |
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482 | return strcmp(f1->name,f2->name); |
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483 | } |
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484 | |
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485 | static LHASH *prog_init(void) |
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486 | { |
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487 | LHASH *ret; |
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488 | FUNCTION *f; |
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489 | int i; |
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490 | |
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491 | /* Purely so it looks nice when the user hits ? */ |
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492 | for(i=0,f=functions ; f->name != NULL ; ++f,++i) |
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493 | ; |
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494 | qsort(functions,i,sizeof *functions,SortFnByName); |
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495 | |
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496 | if ((ret=lh_new(hash, cmp)) == NULL) |
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497 | return(NULL); |
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498 | |
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499 | for (f=functions; f->name != NULL; f++) |
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500 | lh_insert(ret,f); |
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501 | return(ret); |
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502 | } |
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503 | |
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504 | /* static int MS_CALLBACK cmp(FUNCTION *a, FUNCTION *b) */ |
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505 | static int MS_CALLBACK cmp(const void *a_void, const void *b_void) |
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506 | { |
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507 | return(strncmp(((FUNCTION *)a_void)->name, |
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508 | ((FUNCTION *)b_void)->name,8)); |
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509 | } |
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510 | |
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511 | /* static unsigned long MS_CALLBACK hash(FUNCTION *a) */ |
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512 | static unsigned long MS_CALLBACK hash(const void *a_void) |
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513 | { |
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514 | return(lh_strhash(((FUNCTION *)a_void)->name)); |
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515 | } |
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