1 | /* apps/pkcs7.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 | #include <stdio.h> |
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60 | #include <stdlib.h> |
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61 | #include <string.h> |
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62 | #include <time.h> |
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63 | #include "apps.h" |
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64 | #include <openssl/err.h> |
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65 | #include <openssl/objects.h> |
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66 | #include <openssl/evp.h> |
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67 | #include <openssl/x509.h> |
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68 | #include <openssl/pkcs7.h> |
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69 | #include <openssl/pem.h> |
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70 | |
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71 | #undef PROG |
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72 | #define PROG pkcs7_main |
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73 | |
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74 | /* -inform arg - input format - default PEM (DER or PEM) |
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75 | * -outform arg - output format - default PEM |
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76 | * -in arg - input file - default stdin |
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77 | * -out arg - output file - default stdout |
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78 | * -print_certs |
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79 | */ |
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80 | |
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81 | int MAIN(int, char **); |
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82 | |
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83 | int MAIN(int argc, char **argv) |
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84 | { |
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85 | ENGINE *e = NULL; |
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86 | PKCS7 *p7=NULL; |
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87 | int i,badops=0; |
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88 | BIO *in=NULL,*out=NULL; |
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89 | int informat,outformat; |
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90 | char *infile,*outfile,*prog; |
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91 | int print_certs=0,text=0,noout=0; |
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92 | int ret=1; |
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93 | char *engine=NULL; |
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94 | |
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95 | apps_startup(); |
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96 | |
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97 | if (bio_err == NULL) |
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98 | if ((bio_err=BIO_new(BIO_s_file())) != NULL) |
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99 | BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); |
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100 | |
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101 | infile=NULL; |
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102 | outfile=NULL; |
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103 | informat=FORMAT_PEM; |
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104 | outformat=FORMAT_PEM; |
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105 | |
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106 | prog=argv[0]; |
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107 | argc--; |
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108 | argv++; |
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109 | while (argc >= 1) |
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110 | { |
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111 | if (strcmp(*argv,"-inform") == 0) |
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112 | { |
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113 | if (--argc < 1) goto bad; |
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114 | informat=str2fmt(*(++argv)); |
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115 | } |
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116 | else if (strcmp(*argv,"-outform") == 0) |
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117 | { |
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118 | if (--argc < 1) goto bad; |
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119 | outformat=str2fmt(*(++argv)); |
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120 | } |
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121 | else if (strcmp(*argv,"-in") == 0) |
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122 | { |
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123 | if (--argc < 1) goto bad; |
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124 | infile= *(++argv); |
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125 | } |
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126 | else if (strcmp(*argv,"-out") == 0) |
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127 | { |
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128 | if (--argc < 1) goto bad; |
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129 | outfile= *(++argv); |
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130 | } |
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131 | else if (strcmp(*argv,"-noout") == 0) |
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132 | noout=1; |
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133 | else if (strcmp(*argv,"-text") == 0) |
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134 | text=1; |
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135 | else if (strcmp(*argv,"-print_certs") == 0) |
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136 | print_certs=1; |
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137 | else if (strcmp(*argv,"-engine") == 0) |
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138 | { |
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139 | if (--argc < 1) goto bad; |
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140 | engine= *(++argv); |
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141 | } |
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142 | else |
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143 | { |
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144 | BIO_printf(bio_err,"unknown option %s\n",*argv); |
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145 | badops=1; |
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146 | break; |
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147 | } |
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148 | argc--; |
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149 | argv++; |
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150 | } |
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151 | |
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152 | if (badops) |
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153 | { |
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154 | bad: |
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155 | BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog); |
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156 | BIO_printf(bio_err,"where options are\n"); |
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157 | BIO_printf(bio_err," -inform arg input format - DER or PEM\n"); |
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158 | BIO_printf(bio_err," -outform arg output format - DER or PEM\n"); |
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159 | BIO_printf(bio_err," -in arg input file\n"); |
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160 | BIO_printf(bio_err," -out arg output file\n"); |
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161 | BIO_printf(bio_err," -print_certs print any certs or crl in the input\n"); |
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162 | BIO_printf(bio_err," -text print full details of certificates\n"); |
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163 | BIO_printf(bio_err," -noout don't output encoded data\n"); |
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164 | BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n"); |
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165 | ret = 1; |
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166 | goto end; |
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167 | } |
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168 | |
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169 | ERR_load_crypto_strings(); |
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170 | |
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171 | e = setup_engine(bio_err, engine, 0); |
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172 | |
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173 | in=BIO_new(BIO_s_file()); |
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174 | out=BIO_new(BIO_s_file()); |
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175 | if ((in == NULL) || (out == NULL)) |
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176 | { |
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177 | ERR_print_errors(bio_err); |
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178 | goto end; |
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179 | } |
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180 | |
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181 | if (infile == NULL) |
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182 | BIO_set_fp(in,stdin,BIO_NOCLOSE); |
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183 | else |
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184 | { |
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185 | if (BIO_read_filename(in,infile) <= 0) |
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186 | if (in == NULL) |
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187 | { |
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188 | perror(infile); |
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189 | goto end; |
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190 | } |
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191 | } |
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192 | |
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193 | if (informat == FORMAT_ASN1) |
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194 | p7=d2i_PKCS7_bio(in,NULL); |
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195 | else if (informat == FORMAT_PEM) |
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196 | p7=PEM_read_bio_PKCS7(in,NULL,NULL,NULL); |
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197 | else |
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198 | { |
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199 | BIO_printf(bio_err,"bad input format specified for pkcs7 object\n"); |
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200 | goto end; |
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201 | } |
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202 | if (p7 == NULL) |
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203 | { |
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204 | BIO_printf(bio_err,"unable to load PKCS7 object\n"); |
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205 | ERR_print_errors(bio_err); |
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206 | goto end; |
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207 | } |
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208 | |
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209 | if (outfile == NULL) |
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210 | { |
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211 | BIO_set_fp(out,stdout,BIO_NOCLOSE); |
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212 | #ifdef OPENSSL_SYS_VMS |
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213 | { |
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214 | BIO *tmpbio = BIO_new(BIO_f_linebuffer()); |
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215 | out = BIO_push(tmpbio, out); |
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216 | } |
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217 | #endif |
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218 | } |
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219 | else |
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220 | { |
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221 | if (BIO_write_filename(out,outfile) <= 0) |
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222 | { |
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223 | perror(outfile); |
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224 | goto end; |
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225 | } |
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226 | } |
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227 | |
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228 | if (print_certs) |
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229 | { |
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230 | STACK_OF(X509) *certs=NULL; |
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231 | STACK_OF(X509_CRL) *crls=NULL; |
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232 | |
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233 | i=OBJ_obj2nid(p7->type); |
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234 | switch (i) |
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235 | { |
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236 | case NID_pkcs7_signed: |
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237 | certs=p7->d.sign->cert; |
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238 | crls=p7->d.sign->crl; |
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239 | break; |
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240 | case NID_pkcs7_signedAndEnveloped: |
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241 | certs=p7->d.signed_and_enveloped->cert; |
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242 | crls=p7->d.signed_and_enveloped->crl; |
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243 | break; |
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244 | default: |
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245 | break; |
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246 | } |
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247 | |
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248 | if (certs != NULL) |
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249 | { |
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250 | X509 *x; |
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251 | |
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252 | for (i=0; i<sk_X509_num(certs); i++) |
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253 | { |
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254 | x=sk_X509_value(certs,i); |
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255 | if(text) X509_print(out, x); |
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256 | else dump_cert_text(out, x); |
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257 | |
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258 | if(!noout) PEM_write_bio_X509(out,x); |
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259 | BIO_puts(out,"\n"); |
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260 | } |
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261 | } |
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262 | if (crls != NULL) |
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263 | { |
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264 | X509_CRL *crl; |
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265 | |
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266 | for (i=0; i<sk_X509_CRL_num(crls); i++) |
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267 | { |
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268 | crl=sk_X509_CRL_value(crls,i); |
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269 | |
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270 | X509_CRL_print(out, crl); |
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271 | |
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272 | if(!noout)PEM_write_bio_X509_CRL(out,crl); |
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273 | BIO_puts(out,"\n"); |
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274 | } |
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275 | } |
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276 | |
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277 | ret=0; |
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278 | goto end; |
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279 | } |
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280 | |
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281 | if(!noout) { |
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282 | if (outformat == FORMAT_ASN1) |
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283 | i=i2d_PKCS7_bio(out,p7); |
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284 | else if (outformat == FORMAT_PEM) |
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285 | i=PEM_write_bio_PKCS7(out,p7); |
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286 | else { |
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287 | BIO_printf(bio_err,"bad output format specified for outfile\n"); |
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288 | goto end; |
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289 | } |
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290 | |
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291 | if (!i) |
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292 | { |
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293 | BIO_printf(bio_err,"unable to write pkcs7 object\n"); |
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294 | ERR_print_errors(bio_err); |
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295 | goto end; |
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296 | } |
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297 | } |
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298 | ret=0; |
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299 | end: |
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300 | if (p7 != NULL) PKCS7_free(p7); |
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301 | if (in != NULL) BIO_free(in); |
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302 | if (out != NULL) BIO_free_all(out); |
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303 | apps_shutdown(); |
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304 | OPENSSL_EXIT(ret); |
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305 | } |
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