Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 1 | /* crypto/x509/x509_obj.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/lhash.h> |
| 62 | #include <openssl/objects.h> |
| 63 | #include <openssl/x509.h> |
| 64 | #include <openssl/buffer.h> |
| 65 | |
| 66 | char *X509_NAME_oneline(X509_NAME *a, char *buf, int len) |
| 67 | { |
| 68 | X509_NAME_ENTRY *ne; |
| 69 | int i; |
| 70 | int n,lold,l,l1,l2,num,j,type; |
| 71 | const char *s; |
| 72 | char *p; |
| 73 | unsigned char *q; |
| 74 | BUF_MEM *b=NULL; |
| 75 | static const char hex[17]="0123456789ABCDEF"; |
| 76 | int gs_doit[4]; |
| 77 | char tmp_buf[80]; |
| 78 | #ifdef CHARSET_EBCDIC |
| 79 | char ebcdic_buf[1024]; |
| 80 | #endif |
| 81 | |
| 82 | if (buf == NULL) |
| 83 | { |
| 84 | if ((b=BUF_MEM_new()) == NULL) goto err; |
| 85 | if (!BUF_MEM_grow(b,200)) goto err; |
| 86 | b->data[0]='\0'; |
| 87 | len=200; |
| 88 | } |
| 89 | if (a == NULL) |
| 90 | { |
| 91 | if(b) |
| 92 | { |
| 93 | buf=b->data; |
| 94 | OPENSSL_free(b); |
| 95 | } |
| 96 | strncpy(buf,"NO X509_NAME",len); |
| 97 | buf[len-1]='\0'; |
| 98 | return buf; |
| 99 | } |
| 100 | |
| 101 | len--; /* space for '\0' */ |
| 102 | l=0; |
| 103 | for (i=0; i<sk_X509_NAME_ENTRY_num(a->entries); i++) |
| 104 | { |
| 105 | ne=sk_X509_NAME_ENTRY_value(a->entries,i); |
| 106 | n=OBJ_obj2nid(ne->object); |
| 107 | if ((n == NID_undef) || ((s=OBJ_nid2sn(n)) == NULL)) |
| 108 | { |
| 109 | i2t_ASN1_OBJECT(tmp_buf,sizeof(tmp_buf),ne->object); |
| 110 | s=tmp_buf; |
| 111 | } |
| 112 | l1=strlen(s); |
| 113 | |
| 114 | type=ne->value->type; |
| 115 | num=ne->value->length; |
| 116 | q=ne->value->data; |
| 117 | #ifdef CHARSET_EBCDIC |
| 118 | if (type == V_ASN1_GENERALSTRING || |
| 119 | type == V_ASN1_VISIBLESTRING || |
| 120 | type == V_ASN1_PRINTABLESTRING || |
| 121 | type == V_ASN1_TELETEXSTRING || |
| 122 | type == V_ASN1_VISIBLESTRING || |
| 123 | type == V_ASN1_IA5STRING) { |
| 124 | ascii2ebcdic(ebcdic_buf, q, |
| 125 | (num > sizeof ebcdic_buf) |
| 126 | ? sizeof ebcdic_buf : num); |
| 127 | q=ebcdic_buf; |
| 128 | } |
| 129 | #endif |
| 130 | |
| 131 | if ((type == V_ASN1_GENERALSTRING) && ((num%4) == 0)) |
| 132 | { |
| 133 | gs_doit[0]=gs_doit[1]=gs_doit[2]=gs_doit[3]=0; |
| 134 | for (j=0; j<num; j++) |
| 135 | if (q[j] != 0) gs_doit[j&3]=1; |
| 136 | |
| 137 | if (gs_doit[0]|gs_doit[1]|gs_doit[2]) |
| 138 | gs_doit[0]=gs_doit[1]=gs_doit[2]=gs_doit[3]=1; |
| 139 | else |
| 140 | { |
| 141 | gs_doit[0]=gs_doit[1]=gs_doit[2]=0; |
| 142 | gs_doit[3]=1; |
| 143 | } |
| 144 | } |
| 145 | else |
| 146 | gs_doit[0]=gs_doit[1]=gs_doit[2]=gs_doit[3]=1; |
| 147 | |
| 148 | for (l2=j=0; j<num; j++) |
| 149 | { |
| 150 | if (!gs_doit[j&3]) continue; |
| 151 | l2++; |
| 152 | #ifndef CHARSET_EBCDIC |
| 153 | if ((q[j] < ' ') || (q[j] > '~')) l2+=3; |
| 154 | #else |
| 155 | if ((os_toascii[q[j]] < os_toascii[' ']) || |
| 156 | (os_toascii[q[j]] > os_toascii['~'])) l2+=3; |
| 157 | #endif |
| 158 | } |
| 159 | |
| 160 | lold=l; |
| 161 | l+=1+l1+1+l2; |
| 162 | if (b != NULL) |
| 163 | { |
| 164 | if (!BUF_MEM_grow(b,l+1)) goto err; |
| 165 | p= &(b->data[lold]); |
| 166 | } |
| 167 | else if (l > len) |
| 168 | { |
| 169 | break; |
| 170 | } |
| 171 | else |
| 172 | p= &(buf[lold]); |
| 173 | *(p++)='/'; |
| 174 | memcpy(p,s,(unsigned int)l1); p+=l1; |
| 175 | *(p++)='='; |
| 176 | |
| 177 | #ifndef CHARSET_EBCDIC /* q was assigned above already. */ |
| 178 | q=ne->value->data; |
| 179 | #endif |
| 180 | |
| 181 | for (j=0; j<num; j++) |
| 182 | { |
| 183 | if (!gs_doit[j&3]) continue; |
| 184 | #ifndef CHARSET_EBCDIC |
| 185 | n=q[j]; |
| 186 | if ((n < ' ') || (n > '~')) |
| 187 | { |
| 188 | *(p++)='\\'; |
| 189 | *(p++)='x'; |
| 190 | *(p++)=hex[(n>>4)&0x0f]; |
| 191 | *(p++)=hex[n&0x0f]; |
| 192 | } |
| 193 | else |
| 194 | *(p++)=n; |
| 195 | #else |
| 196 | n=os_toascii[q[j]]; |
| 197 | if ((n < os_toascii[' ']) || |
| 198 | (n > os_toascii['~'])) |
| 199 | { |
| 200 | *(p++)='\\'; |
| 201 | *(p++)='x'; |
| 202 | *(p++)=hex[(n>>4)&0x0f]; |
| 203 | *(p++)=hex[n&0x0f]; |
| 204 | } |
| 205 | else |
| 206 | *(p++)=q[j]; |
| 207 | #endif |
| 208 | } |
| 209 | *p='\0'; |
| 210 | } |
| 211 | if (b != NULL) |
| 212 | { |
| 213 | p=b->data; |
| 214 | OPENSSL_free(b); |
| 215 | } |
| 216 | else |
| 217 | p=buf; |
| 218 | if (i == 0) |
| 219 | *p = '\0'; |
| 220 | return(p); |
| 221 | err: |
| 222 | X509err(X509_F_X509_NAME_ONELINE,ERR_R_MALLOC_FAILURE); |
| 223 | if (b != NULL) BUF_MEM_free(b); |
| 224 | return(NULL); |
| 225 | } |
| 226 | |