Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 1 | /* crypto/asn1/t_req.c */ |
| 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * This package is an SSL implementation written |
| 6 | * by Eric Young (eay@cryptsoft.com). |
| 7 | * The implementation was written so as to conform with Netscapes SSL. |
| 8 | * |
| 9 | * This library is free for commercial and non-commercial use as long as |
| 10 | * the following conditions are aheared to. The following conditions |
| 11 | * apply to all code found in this distribution, be it the RC4, RSA, |
| 12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation |
| 13 | * included with this distribution is covered by the same copyright terms |
| 14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). |
| 15 | * |
| 16 | * Copyright remains Eric Young's, and as such any Copyright notices in |
| 17 | * the code are not to be removed. |
| 18 | * If this package is used in a product, Eric Young should be given attribution |
| 19 | * as the author of the parts of the library used. |
| 20 | * This can be in the form of a textual message at program startup or |
| 21 | * in documentation (online or textual) provided with the package. |
| 22 | * |
| 23 | * Redistribution and use in source and binary forms, with or without |
| 24 | * modification, are permitted provided that the following conditions |
| 25 | * are met: |
| 26 | * 1. Redistributions of source code must retain the copyright |
| 27 | * notice, this list of conditions and the following disclaimer. |
| 28 | * 2. Redistributions in binary form must reproduce the above copyright |
| 29 | * notice, this list of conditions and the following disclaimer in the |
| 30 | * documentation and/or other materials provided with the distribution. |
| 31 | * 3. All advertising materials mentioning features or use of this software |
| 32 | * must display the following acknowledgement: |
| 33 | * "This product includes cryptographic software written by |
| 34 | * Eric Young (eay@cryptsoft.com)" |
| 35 | * The word 'cryptographic' can be left out if the rouines from the library |
| 36 | * being used are not cryptographic related :-). |
| 37 | * 4. If you include any Windows specific code (or a derivative thereof) from |
| 38 | * the apps directory (application code) you must include an acknowledgement: |
| 39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" |
| 40 | * |
| 41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
| 42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| 45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 51 | * SUCH DAMAGE. |
| 52 | * |
| 53 | * The licence and distribution terms for any publically available version or |
| 54 | * derivative of this code cannot be changed. i.e. this code cannot simply be |
| 55 | * copied and put under another distribution licence |
| 56 | * [including the GNU Public Licence.] |
| 57 | */ |
| 58 | |
| 59 | #include <stdio.h> |
| 60 | #include "cryptlib.h" |
| 61 | #include <openssl/buffer.h> |
| 62 | #include <openssl/bn.h> |
| 63 | #include <openssl/objects.h> |
| 64 | #include <openssl/x509.h> |
| 65 | #include <openssl/x509v3.h> |
| 66 | #ifndef OPENSSL_NO_RSA |
| 67 | #include <openssl/rsa.h> |
| 68 | #endif |
| 69 | #ifndef OPENSSL_NO_DSA |
| 70 | #include <openssl/dsa.h> |
| 71 | #endif |
| 72 | |
| 73 | #ifndef OPENSSL_NO_FP_API |
| 74 | int X509_REQ_print_fp(FILE *fp, X509_REQ *x) |
| 75 | { |
| 76 | BIO *b; |
| 77 | int ret; |
| 78 | |
| 79 | if ((b=BIO_new(BIO_s_file())) == NULL) |
| 80 | { |
| 81 | X509err(X509_F_X509_REQ_PRINT_FP,ERR_R_BUF_LIB); |
| 82 | return(0); |
| 83 | } |
| 84 | BIO_set_fp(b,fp,BIO_NOCLOSE); |
| 85 | ret=X509_REQ_print(b, x); |
| 86 | BIO_free(b); |
| 87 | return(ret); |
| 88 | } |
| 89 | #endif |
| 90 | |
| 91 | int X509_REQ_print_ex(BIO *bp, X509_REQ *x, unsigned long nmflags, unsigned long cflag) |
| 92 | { |
| 93 | unsigned long l; |
| 94 | int i; |
| 95 | const char *neg; |
| 96 | X509_REQ_INFO *ri; |
| 97 | EVP_PKEY *pkey; |
| 98 | STACK_OF(X509_ATTRIBUTE) *sk; |
| 99 | STACK_OF(X509_EXTENSION) *exts; |
| 100 | char mlch = ' '; |
| 101 | int nmindent = 0; |
| 102 | |
| 103 | if((nmflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) { |
| 104 | mlch = '\n'; |
| 105 | nmindent = 12; |
| 106 | } |
| 107 | |
| 108 | if(nmflags == X509_FLAG_COMPAT) |
| 109 | nmindent = 16; |
| 110 | |
| 111 | |
| 112 | ri=x->req_info; |
| 113 | if(!(cflag & X509_FLAG_NO_HEADER)) |
| 114 | { |
| 115 | if (BIO_write(bp,"Certificate Request:\n",21) <= 0) goto err; |
| 116 | if (BIO_write(bp," Data:\n",10) <= 0) goto err; |
| 117 | } |
| 118 | if(!(cflag & X509_FLAG_NO_VERSION)) |
| 119 | { |
| 120 | neg=(ri->version->type == V_ASN1_NEG_INTEGER)?"-":""; |
| 121 | l=0; |
| 122 | for (i=0; i<ri->version->length; i++) |
| 123 | { l<<=8; l+=ri->version->data[i]; } |
| 124 | if(BIO_printf(bp,"%8sVersion: %s%lu (%s0x%lx)\n","",neg,l,neg, |
| 125 | l) <= 0) |
| 126 | goto err; |
| 127 | } |
| 128 | if(!(cflag & X509_FLAG_NO_SUBJECT)) |
| 129 | { |
| 130 | if (BIO_printf(bp," Subject:%c",mlch) <= 0) goto err; |
| 131 | if (X509_NAME_print_ex(bp,ri->subject,nmindent, nmflags) < 0) goto err; |
| 132 | if (BIO_write(bp,"\n",1) <= 0) goto err; |
| 133 | } |
| 134 | if(!(cflag & X509_FLAG_NO_PUBKEY)) |
| 135 | { |
| 136 | if (BIO_write(bp," Subject Public Key Info:\n",33) <= 0) |
| 137 | goto err; |
| 138 | if (BIO_printf(bp,"%12sPublic Key Algorithm: ","") <= 0) |
| 139 | goto err; |
| 140 | if (i2a_ASN1_OBJECT(bp, ri->pubkey->algor->algorithm) <= 0) |
| 141 | goto err; |
| 142 | if (BIO_puts(bp, "\n") <= 0) |
| 143 | goto err; |
| 144 | |
| 145 | pkey=X509_REQ_get_pubkey(x); |
| 146 | if (pkey == NULL) |
| 147 | { |
| 148 | BIO_printf(bp,"%12sUnable to load Public Key\n",""); |
| 149 | ERR_print_errors(bp); |
| 150 | } |
| 151 | else |
| 152 | { |
| 153 | EVP_PKEY_print_public(bp, pkey, 16, NULL); |
| 154 | EVP_PKEY_free(pkey); |
| 155 | } |
| 156 | } |
| 157 | |
| 158 | if(!(cflag & X509_FLAG_NO_ATTRIBUTES)) |
| 159 | { |
| 160 | /* may not be */ |
| 161 | if(BIO_printf(bp,"%8sAttributes:\n","") <= 0) |
| 162 | goto err; |
| 163 | |
| 164 | sk=x->req_info->attributes; |
| 165 | if (sk_X509_ATTRIBUTE_num(sk) == 0) |
| 166 | { |
| 167 | if(BIO_printf(bp,"%12sa0:00\n","") <= 0) |
| 168 | goto err; |
| 169 | } |
| 170 | else |
| 171 | { |
| 172 | for (i=0; i<sk_X509_ATTRIBUTE_num(sk); i++) |
| 173 | { |
| 174 | ASN1_TYPE *at; |
| 175 | X509_ATTRIBUTE *a; |
| 176 | ASN1_BIT_STRING *bs=NULL; |
| 177 | ASN1_TYPE *t; |
| 178 | int j,type=0,count=1,ii=0; |
| 179 | |
| 180 | a=sk_X509_ATTRIBUTE_value(sk,i); |
| 181 | if(X509_REQ_extension_nid(OBJ_obj2nid(a->object))) |
| 182 | continue; |
| 183 | if(BIO_printf(bp,"%12s","") <= 0) |
| 184 | goto err; |
| 185 | if ((j=i2a_ASN1_OBJECT(bp,a->object)) > 0) |
| 186 | { |
| 187 | if (a->single) |
| 188 | { |
| 189 | t=a->value.single; |
| 190 | type=t->type; |
| 191 | bs=t->value.bit_string; |
| 192 | } |
| 193 | else |
| 194 | { |
| 195 | ii=0; |
| 196 | count=sk_ASN1_TYPE_num(a->value.set); |
| 197 | get_next: |
| 198 | at=sk_ASN1_TYPE_value(a->value.set,ii); |
| 199 | type=at->type; |
| 200 | bs=at->value.asn1_string; |
| 201 | } |
| 202 | } |
| 203 | for (j=25-j; j>0; j--) |
| 204 | if (BIO_write(bp," ",1) != 1) goto err; |
| 205 | if (BIO_puts(bp,":") <= 0) goto err; |
| 206 | if ( (type == V_ASN1_PRINTABLESTRING) || |
| 207 | (type == V_ASN1_T61STRING) || |
| 208 | (type == V_ASN1_IA5STRING)) |
| 209 | { |
| 210 | if (BIO_write(bp,(char *)bs->data,bs->length) |
| 211 | != bs->length) |
| 212 | goto err; |
| 213 | BIO_puts(bp,"\n"); |
| 214 | } |
| 215 | else |
| 216 | { |
| 217 | BIO_puts(bp,"unable to print attribute\n"); |
| 218 | } |
| 219 | if (++ii < count) goto get_next; |
| 220 | } |
| 221 | } |
| 222 | } |
| 223 | if(!(cflag & X509_FLAG_NO_EXTENSIONS)) |
| 224 | { |
| 225 | exts = X509_REQ_get_extensions(x); |
| 226 | if(exts) |
| 227 | { |
| 228 | BIO_printf(bp,"%8sRequested Extensions:\n",""); |
| 229 | for (i=0; i<sk_X509_EXTENSION_num(exts); i++) |
| 230 | { |
| 231 | ASN1_OBJECT *obj; |
| 232 | X509_EXTENSION *ex; |
| 233 | int j; |
| 234 | ex=sk_X509_EXTENSION_value(exts, i); |
| 235 | if (BIO_printf(bp,"%12s","") <= 0) goto err; |
| 236 | obj=X509_EXTENSION_get_object(ex); |
| 237 | i2a_ASN1_OBJECT(bp,obj); |
| 238 | j=X509_EXTENSION_get_critical(ex); |
| 239 | if (BIO_printf(bp,": %s\n",j?"critical":"") <= 0) |
| 240 | goto err; |
| 241 | if(!X509V3_EXT_print(bp, ex, cflag, 16)) |
| 242 | { |
| 243 | BIO_printf(bp, "%16s", ""); |
| 244 | M_ASN1_OCTET_STRING_print(bp,ex->value); |
| 245 | } |
| 246 | if (BIO_write(bp,"\n",1) <= 0) goto err; |
| 247 | } |
| 248 | sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free); |
| 249 | } |
| 250 | } |
| 251 | |
| 252 | if(!(cflag & X509_FLAG_NO_SIGDUMP)) |
| 253 | { |
| 254 | if(!X509_signature_print(bp, x->sig_alg, x->signature)) goto err; |
| 255 | } |
| 256 | |
| 257 | return(1); |
| 258 | err: |
| 259 | X509err(X509_F_X509_REQ_PRINT_EX,ERR_R_BUF_LIB); |
| 260 | return(0); |
| 261 | } |
| 262 | |
| 263 | int X509_REQ_print(BIO *bp, X509_REQ *x) |
| 264 | { |
| 265 | return X509_REQ_print_ex(bp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT); |
| 266 | } |