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| 1 /* a_strnid.c */ | |
| 2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL | |
| 3 * project 1999. | |
| 4 */ | |
| 5 /* ==================================================================== | |
| 6 * Copyright (c) 1999 The OpenSSL Project. All rights reserved. | |
| 7 * | |
| 8 * Redistribution and use in source and binary forms, with or without | |
| 9 * modification, are permitted provided that the following conditions | |
| 10 * are met: | |
| 11 * | |
| 12 * 1. Redistributions of source code must retain the above copyright | |
| 13 * notice, this list of conditions and the following disclaimer. | |
| 14 * | |
| 15 * 2. Redistributions in binary form must reproduce the above copyright | |
| 16 * notice, this list of conditions and the following disclaimer in | |
| 17 * the documentation and/or other materials provided with the | |
| 18 * distribution. | |
| 19 * | |
| 20 * 3. All advertising materials mentioning features or use of this | |
| 21 * software must display the following acknowledgment: | |
| 22 * "This product includes software developed by the OpenSSL Project | |
| 23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" | |
| 24 * | |
| 25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
| 26 * endorse or promote products derived from this software without | |
| 27 * prior written permission. For written permission, please contact | |
| 28 * licensing@OpenSSL.org. | |
| 29 * | |
| 30 * 5. Products derived from this software may not be called "OpenSSL" | |
| 31 * nor may "OpenSSL" appear in their names without prior written | |
| 32 * permission of the OpenSSL Project. | |
| 33 * | |
| 34 * 6. Redistributions of any form whatsoever must retain the following | |
| 35 * acknowledgment: | |
| 36 * "This product includes software developed by the OpenSSL Project | |
| 37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | |
| 38 * | |
| 39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
| 40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
| 43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
| 45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
| 46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
| 48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
| 50 * OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 51 * ==================================================================== | |
| 52 * | |
| 53 * This product includes cryptographic software written by Eric Young | |
| 54 * (eay@cryptsoft.com). This product includes software written by Tim | |
| 55 * Hudson (tjh@cryptsoft.com). | |
| 56 * | |
| 57 */ | |
| 58 | |
| 59 #include <stdio.h> | |
| 60 #include <ctype.h> | |
| 61 #include "cryptlib.h" | |
| 62 #include <openssl/asn1.h> | |
| 63 #include <openssl/objects.h> | |
| 64 | |
| 65 | |
| 66 static STACK_OF(ASN1_STRING_TABLE) *stable = NULL; | |
| 67 static void st_free(ASN1_STRING_TABLE *tbl); | |
| 68 static int sk_table_cmp(const ASN1_STRING_TABLE * const *a, | |
| 69 const ASN1_STRING_TABLE * const *b); | |
| 70 | |
| 71 | |
| 72 /* This is the global mask for the mbstring functions: this is use to | |
| 73 * mask out certain types (such as BMPString and UTF8String) because | |
| 74 * certain software (e.g. Netscape) has problems with them. | |
| 75 */ | |
| 76 | |
| 77 static unsigned long global_mask = 0xFFFFFFFFL; | |
| 78 | |
| 79 void ASN1_STRING_set_default_mask(unsigned long mask) | |
| 80 { | |
| 81 global_mask = mask; | |
| 82 } | |
| 83 | |
| 84 unsigned long ASN1_STRING_get_default_mask(void) | |
| 85 { | |
| 86 return global_mask; | |
| 87 } | |
| 88 | |
| 89 /* This function sets the default to various "flavours" of configuration. | |
| 90 * based on an ASCII string. Currently this is: | |
| 91 * MASK:XXXX : a numerical mask value. | |
| 92 * nobmp : Don't use BMPStrings (just Printable, T61). | |
| 93 * pkix : PKIX recommendation in RFC2459. | |
| 94 * utf8only : only use UTF8Strings (RFC2459 recommendation for 2004). | |
| 95 * default: the default value, Printable, T61, BMP. | |
| 96 */ | |
| 97 | |
| 98 int ASN1_STRING_set_default_mask_asc(const char *p) | |
| 99 { | |
| 100 unsigned long mask; | |
| 101 char *end; | |
| 102 if(!strncmp(p, "MASK:", 5)) { | |
| 103 if(!p[5]) return 0; | |
| 104 mask = strtoul(p + 5, &end, 0); | |
| 105 if(*end) return 0; | |
| 106 } else if(!strcmp(p, "nombstr")) | |
| 107 mask = ~((unsigned long)(B_ASN1_BMPSTRING|B_ASN1_UTF8ST
RING)); | |
| 108 else if(!strcmp(p, "pkix")) | |
| 109 mask = ~((unsigned long)B_ASN1_T61STRING); | |
| 110 else if(!strcmp(p, "utf8only")) mask = B_ASN1_UTF8STRING; | |
| 111 else if(!strcmp(p, "default")) | |
| 112 mask = 0xFFFFFFFFL; | |
| 113 else return 0; | |
| 114 ASN1_STRING_set_default_mask(mask); | |
| 115 return 1; | |
| 116 } | |
| 117 | |
| 118 /* The following function generates an ASN1_STRING based on limits in a table. | |
| 119 * Frequently the types and length of an ASN1_STRING are restricted by a | |
| 120 * corresponding OID. For example certificates and certificate requests. | |
| 121 */ | |
| 122 | |
| 123 ASN1_STRING *ASN1_STRING_set_by_NID(ASN1_STRING **out, const unsigned char *in, | |
| 124 int inlen, int inform, int nid) | |
| 125 { | |
| 126 ASN1_STRING_TABLE *tbl; | |
| 127 ASN1_STRING *str = NULL; | |
| 128 unsigned long mask; | |
| 129 int ret; | |
| 130 if(!out) out = &str; | |
| 131 tbl = ASN1_STRING_TABLE_get(nid); | |
| 132 if(tbl) { | |
| 133 mask = tbl->mask; | |
| 134 if(!(tbl->flags & STABLE_NO_MASK)) mask &= global_mask; | |
| 135 ret = ASN1_mbstring_ncopy(out, in, inlen, inform, mask, | |
| 136 tbl->minsize, tbl->maxsize); | |
| 137 } else ret = ASN1_mbstring_copy(out, in, inlen, inform, DIRSTRING_TYPE &
global_mask); | |
| 138 if(ret <= 0) return NULL; | |
| 139 return *out; | |
| 140 } | |
| 141 | |
| 142 /* Now the tables and helper functions for the string table: | |
| 143 */ | |
| 144 | |
| 145 /* size limits: this stuff is taken straight from RFC3280 */ | |
| 146 | |
| 147 #define ub_name 32768 | |
| 148 #define ub_common_name 64 | |
| 149 #define ub_locality_name 128 | |
| 150 #define ub_state_name 128 | |
| 151 #define ub_organization_name 64 | |
| 152 #define ub_organization_unit_name 64 | |
| 153 #define ub_title 64 | |
| 154 #define ub_email_address 128 | |
| 155 #define ub_serial_number 64 | |
| 156 | |
| 157 | |
| 158 /* This table must be kept in NID order */ | |
| 159 | |
| 160 static const ASN1_STRING_TABLE tbl_standard[] = { | |
| 161 {NID_commonName, 1, ub_common_name, DIRSTRING_TYPE, 0}, | |
| 162 {NID_countryName, 2, 2, B_ASN1_PRINTABLESTRING, STABLE_NO_MASK}, | |
| 163 {NID_localityName, 1, ub_locality_name, DIRSTRING_TYPE, 0}, | |
| 164 {NID_stateOrProvinceName, 1, ub_state_name, DIRSTRING_TYPE, 0}, | |
| 165 {NID_organizationName, 1, ub_organization_name, DIRSTRING_TYPE, 0}, | |
| 166 {NID_organizationalUnitName, 1, ub_organization_unit_name, DIRSTRING_TYPE, 0}
, | |
| 167 {NID_pkcs9_emailAddress, 1, ub_email_address, B_ASN1_IA5STRING, STABLE_NO
_MASK}, | |
| 168 {NID_pkcs9_unstructuredName, 1, -1, PKCS9STRING_TYPE, 0}, | |
| 169 {NID_pkcs9_challengePassword, 1, -1, PKCS9STRING_TYPE, 0}, | |
| 170 {NID_pkcs9_unstructuredAddress, 1, -1, DIRSTRING_TYPE, 0}, | |
| 171 {NID_givenName, 1, ub_name, DIRSTRING_TYPE, 0}, | |
| 172 {NID_surname, 1, ub_name, DIRSTRING_TYPE, 0}, | |
| 173 {NID_initials, 1, ub_name, DIRSTRING_TYPE, 0}, | |
| 174 {NID_serialNumber, 1, ub_serial_number, B_ASN1_PRINTABLESTRING, STA
BLE_NO_MASK}, | |
| 175 {NID_friendlyName, -1, -1, B_ASN1_BMPSTRING, STABLE_NO_MASK}, | |
| 176 {NID_name, 1, ub_name, DIRSTRING_TYPE, 0}, | |
| 177 {NID_dnQualifier, -1, -1, B_ASN1_PRINTABLESTRING, STABLE_NO_MASK}, | |
| 178 {NID_domainComponent, 1, -1, B_ASN1_IA5STRING, STABLE_NO_MASK}, | |
| 179 {NID_ms_csp_name, -1, -1, B_ASN1_BMPSTRING, STABLE_NO_MASK} | |
| 180 }; | |
| 181 | |
| 182 static int sk_table_cmp(const ASN1_STRING_TABLE * const *a, | |
| 183 const ASN1_STRING_TABLE * const *b) | |
| 184 { | |
| 185 return (*a)->nid - (*b)->nid; | |
| 186 } | |
| 187 | |
| 188 DECLARE_OBJ_BSEARCH_CMP_FN(ASN1_STRING_TABLE, ASN1_STRING_TABLE, table); | |
| 189 | |
| 190 static int table_cmp(const ASN1_STRING_TABLE *a, const ASN1_STRING_TABLE *b) | |
| 191 { | |
| 192 return a->nid - b->nid; | |
| 193 } | |
| 194 | |
| 195 IMPLEMENT_OBJ_BSEARCH_CMP_FN(ASN1_STRING_TABLE, ASN1_STRING_TABLE, table); | |
| 196 | |
| 197 ASN1_STRING_TABLE *ASN1_STRING_TABLE_get(int nid) | |
| 198 { | |
| 199 int idx; | |
| 200 ASN1_STRING_TABLE *ttmp; | |
| 201 ASN1_STRING_TABLE fnd; | |
| 202 fnd.nid = nid; | |
| 203 ttmp = OBJ_bsearch_table(&fnd, tbl_standard, | |
| 204 sizeof(tbl_standard)/sizeof(ASN1_STRING_TABLE)); | |
| 205 if(ttmp) return ttmp; | |
| 206 if(!stable) return NULL; | |
| 207 idx = sk_ASN1_STRING_TABLE_find(stable, &fnd); | |
| 208 if(idx < 0) return NULL; | |
| 209 return sk_ASN1_STRING_TABLE_value(stable, idx); | |
| 210 } | |
| 211 | |
| 212 int ASN1_STRING_TABLE_add(int nid, | |
| 213 long minsize, long maxsize, unsigned long mask, | |
| 214 unsigned long flags) | |
| 215 { | |
| 216 ASN1_STRING_TABLE *tmp; | |
| 217 char new_nid = 0; | |
| 218 flags &= ~STABLE_FLAGS_MALLOC; | |
| 219 if(!stable) stable = sk_ASN1_STRING_TABLE_new(sk_table_cmp); | |
| 220 if(!stable) { | |
| 221 ASN1err(ASN1_F_ASN1_STRING_TABLE_ADD, ERR_R_MALLOC_FAILURE); | |
| 222 return 0; | |
| 223 } | |
| 224 if(!(tmp = ASN1_STRING_TABLE_get(nid))) { | |
| 225 tmp = OPENSSL_malloc(sizeof(ASN1_STRING_TABLE)); | |
| 226 if(!tmp) { | |
| 227 ASN1err(ASN1_F_ASN1_STRING_TABLE_ADD, | |
| 228 ERR_R_MALLOC_FAILURE); | |
| 229 return 0; | |
| 230 } | |
| 231 tmp->flags = flags | STABLE_FLAGS_MALLOC; | |
| 232 tmp->nid = nid; | |
| 233 new_nid = 1; | |
| 234 } else tmp->flags = (tmp->flags & STABLE_FLAGS_MALLOC) | flags; | |
| 235 if(minsize != -1) tmp->minsize = minsize; | |
| 236 if(maxsize != -1) tmp->maxsize = maxsize; | |
| 237 tmp->mask = mask; | |
| 238 if(new_nid) sk_ASN1_STRING_TABLE_push(stable, tmp); | |
| 239 return 1; | |
| 240 } | |
| 241 | |
| 242 void ASN1_STRING_TABLE_cleanup(void) | |
| 243 { | |
| 244 STACK_OF(ASN1_STRING_TABLE) *tmp; | |
| 245 tmp = stable; | |
| 246 if(!tmp) return; | |
| 247 stable = NULL; | |
| 248 sk_ASN1_STRING_TABLE_pop_free(tmp, st_free); | |
| 249 } | |
| 250 | |
| 251 static void st_free(ASN1_STRING_TABLE *tbl) | |
| 252 { | |
| 253 if(tbl->flags & STABLE_FLAGS_MALLOC) OPENSSL_free(tbl); | |
| 254 } | |
| 255 | |
| 256 | |
| 257 IMPLEMENT_STACK_OF(ASN1_STRING_TABLE) | |
| 258 | |
| 259 #ifdef STRING_TABLE_TEST | |
| 260 | |
| 261 main() | |
| 262 { | |
| 263 ASN1_STRING_TABLE *tmp; | |
| 264 int i, last_nid = -1; | |
| 265 | |
| 266 for (tmp = tbl_standard, i = 0; | |
| 267 i < sizeof(tbl_standard)/sizeof(ASN1_STRING_TABLE); i++, tmp++) | |
| 268 { | |
| 269 if (tmp->nid < last_nid) | |
| 270 { | |
| 271 last_nid = 0; | |
| 272 break; | |
| 273 } | |
| 274 last_nid = tmp->nid; | |
| 275 } | |
| 276 | |
| 277 if (last_nid != 0) | |
| 278 { | |
| 279 printf("Table order OK\n"); | |
| 280 exit(0); | |
| 281 } | |
| 282 | |
| 283 for (tmp = tbl_standard, i = 0; | |
| 284 i < sizeof(tbl_standard)/sizeof(ASN1_STRING_TABLE); i++, tmp++) | |
| 285 printf("Index %d, NID %d, Name=%s\n", i, tmp->nid, | |
| 286 OBJ_nid2ln(tmp->nid)); | |
| 287 | |
| 288 } | |
| 289 | |
| 290 #endif | |
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Chromium Code Reviews
Issue 2072073002:
Delete bundled copy of OpenSSL and replace with README. (Closed)
Base URL: https://chromium.googlesource.com/chromium/deps/openssl@master