yuezonghe | 824eb0c | 2024-06-27 02:32:26 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 1999-2020 The OpenSSL Project Authors. All Rights Reserved. |
| 3 | * |
| 4 | * Licensed under the OpenSSL license (the "License"). You may not use |
| 5 | * this file except in compliance with the License. You can obtain a copy |
| 6 | * in the file LICENSE in the source distribution or at |
| 7 | * https://www.openssl.org/source/license.html |
| 8 | */ |
| 9 | |
| 10 | #include <stdio.h> |
| 11 | #include "internal/cryptlib.h" |
| 12 | #include <openssl/asn1t.h> |
| 13 | #include <openssl/conf.h> |
| 14 | #include <openssl/x509v3.h> |
| 15 | |
| 16 | ASN1_SEQUENCE(OTHERNAME) = { |
| 17 | ASN1_SIMPLE(OTHERNAME, type_id, ASN1_OBJECT), |
| 18 | /* Maybe have a true ANY DEFINED BY later */ |
| 19 | ASN1_EXP(OTHERNAME, value, ASN1_ANY, 0) |
| 20 | } ASN1_SEQUENCE_END(OTHERNAME) |
| 21 | |
| 22 | IMPLEMENT_ASN1_FUNCTIONS(OTHERNAME) |
| 23 | |
| 24 | ASN1_SEQUENCE(EDIPARTYNAME) = { |
| 25 | /* DirectoryString is a CHOICE type so use explicit tagging */ |
| 26 | ASN1_EXP_OPT(EDIPARTYNAME, nameAssigner, DIRECTORYSTRING, 0), |
| 27 | ASN1_EXP(EDIPARTYNAME, partyName, DIRECTORYSTRING, 1) |
| 28 | } ASN1_SEQUENCE_END(EDIPARTYNAME) |
| 29 | |
| 30 | IMPLEMENT_ASN1_FUNCTIONS(EDIPARTYNAME) |
| 31 | |
| 32 | ASN1_CHOICE(GENERAL_NAME) = { |
| 33 | ASN1_IMP(GENERAL_NAME, d.otherName, OTHERNAME, GEN_OTHERNAME), |
| 34 | ASN1_IMP(GENERAL_NAME, d.rfc822Name, ASN1_IA5STRING, GEN_EMAIL), |
| 35 | ASN1_IMP(GENERAL_NAME, d.dNSName, ASN1_IA5STRING, GEN_DNS), |
| 36 | /* Don't decode this */ |
| 37 | ASN1_IMP(GENERAL_NAME, d.x400Address, ASN1_SEQUENCE, GEN_X400), |
| 38 | /* X509_NAME is a CHOICE type so use EXPLICIT */ |
| 39 | ASN1_EXP(GENERAL_NAME, d.directoryName, X509_NAME, GEN_DIRNAME), |
| 40 | ASN1_IMP(GENERAL_NAME, d.ediPartyName, EDIPARTYNAME, GEN_EDIPARTY), |
| 41 | ASN1_IMP(GENERAL_NAME, d.uniformResourceIdentifier, ASN1_IA5STRING, GEN_URI), |
| 42 | ASN1_IMP(GENERAL_NAME, d.iPAddress, ASN1_OCTET_STRING, GEN_IPADD), |
| 43 | ASN1_IMP(GENERAL_NAME, d.registeredID, ASN1_OBJECT, GEN_RID) |
| 44 | } ASN1_CHOICE_END(GENERAL_NAME) |
| 45 | |
| 46 | IMPLEMENT_ASN1_FUNCTIONS(GENERAL_NAME) |
| 47 | |
| 48 | ASN1_ITEM_TEMPLATE(GENERAL_NAMES) = |
| 49 | ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, GeneralNames, GENERAL_NAME) |
| 50 | ASN1_ITEM_TEMPLATE_END(GENERAL_NAMES) |
| 51 | |
| 52 | IMPLEMENT_ASN1_FUNCTIONS(GENERAL_NAMES) |
| 53 | |
| 54 | GENERAL_NAME *GENERAL_NAME_dup(GENERAL_NAME *a) |
| 55 | { |
| 56 | return (GENERAL_NAME *)ASN1_dup((i2d_of_void *)i2d_GENERAL_NAME, |
| 57 | (d2i_of_void *)d2i_GENERAL_NAME, |
| 58 | (char *)a); |
| 59 | } |
| 60 | |
| 61 | static int edipartyname_cmp(const EDIPARTYNAME *a, const EDIPARTYNAME *b) |
| 62 | { |
| 63 | int res; |
| 64 | |
| 65 | if (a == NULL || b == NULL) { |
| 66 | /* |
| 67 | * Shouldn't be possible in a valid GENERAL_NAME, but we handle it |
| 68 | * anyway. OTHERNAME_cmp treats NULL != NULL so we do the same here |
| 69 | */ |
| 70 | return -1; |
| 71 | } |
| 72 | if (a->nameAssigner == NULL && b->nameAssigner != NULL) |
| 73 | return -1; |
| 74 | if (a->nameAssigner != NULL && b->nameAssigner == NULL) |
| 75 | return 1; |
| 76 | /* If we get here then both have nameAssigner set, or both unset */ |
| 77 | if (a->nameAssigner != NULL) { |
| 78 | res = ASN1_STRING_cmp(a->nameAssigner, b->nameAssigner); |
| 79 | if (res != 0) |
| 80 | return res; |
| 81 | } |
| 82 | /* |
| 83 | * partyName is required, so these should never be NULL. We treat it in |
| 84 | * the same way as the a == NULL || b == NULL case above |
| 85 | */ |
| 86 | if (a->partyName == NULL || b->partyName == NULL) |
| 87 | return -1; |
| 88 | |
| 89 | return ASN1_STRING_cmp(a->partyName, b->partyName); |
| 90 | } |
| 91 | |
| 92 | /* Returns 0 if they are equal, != 0 otherwise. */ |
| 93 | int GENERAL_NAME_cmp(GENERAL_NAME *a, GENERAL_NAME *b) |
| 94 | { |
| 95 | int result = -1; |
| 96 | |
| 97 | if (!a || !b || a->type != b->type) |
| 98 | return -1; |
| 99 | switch (a->type) { |
| 100 | case GEN_X400: |
| 101 | result = ASN1_TYPE_cmp(a->d.x400Address, b->d.x400Address); |
| 102 | break; |
| 103 | |
| 104 | case GEN_EDIPARTY: |
| 105 | result = edipartyname_cmp(a->d.ediPartyName, b->d.ediPartyName); |
| 106 | break; |
| 107 | |
| 108 | case GEN_OTHERNAME: |
| 109 | result = OTHERNAME_cmp(a->d.otherName, b->d.otherName); |
| 110 | break; |
| 111 | |
| 112 | case GEN_EMAIL: |
| 113 | case GEN_DNS: |
| 114 | case GEN_URI: |
| 115 | result = ASN1_STRING_cmp(a->d.ia5, b->d.ia5); |
| 116 | break; |
| 117 | |
| 118 | case GEN_DIRNAME: |
| 119 | result = X509_NAME_cmp(a->d.dirn, b->d.dirn); |
| 120 | break; |
| 121 | |
| 122 | case GEN_IPADD: |
| 123 | result = ASN1_OCTET_STRING_cmp(a->d.ip, b->d.ip); |
| 124 | break; |
| 125 | |
| 126 | case GEN_RID: |
| 127 | result = OBJ_cmp(a->d.rid, b->d.rid); |
| 128 | break; |
| 129 | } |
| 130 | return result; |
| 131 | } |
| 132 | |
| 133 | /* Returns 0 if they are equal, != 0 otherwise. */ |
| 134 | int OTHERNAME_cmp(OTHERNAME *a, OTHERNAME *b) |
| 135 | { |
| 136 | int result = -1; |
| 137 | |
| 138 | if (!a || !b) |
| 139 | return -1; |
| 140 | /* Check their type first. */ |
| 141 | if ((result = OBJ_cmp(a->type_id, b->type_id)) != 0) |
| 142 | return result; |
| 143 | /* Check the value. */ |
| 144 | result = ASN1_TYPE_cmp(a->value, b->value); |
| 145 | return result; |
| 146 | } |
| 147 | |
| 148 | void GENERAL_NAME_set0_value(GENERAL_NAME *a, int type, void *value) |
| 149 | { |
| 150 | switch (type) { |
| 151 | case GEN_X400: |
| 152 | a->d.x400Address = value; |
| 153 | break; |
| 154 | |
| 155 | case GEN_EDIPARTY: |
| 156 | a->d.ediPartyName = value; |
| 157 | break; |
| 158 | |
| 159 | case GEN_OTHERNAME: |
| 160 | a->d.otherName = value; |
| 161 | break; |
| 162 | |
| 163 | case GEN_EMAIL: |
| 164 | case GEN_DNS: |
| 165 | case GEN_URI: |
| 166 | a->d.ia5 = value; |
| 167 | break; |
| 168 | |
| 169 | case GEN_DIRNAME: |
| 170 | a->d.dirn = value; |
| 171 | break; |
| 172 | |
| 173 | case GEN_IPADD: |
| 174 | a->d.ip = value; |
| 175 | break; |
| 176 | |
| 177 | case GEN_RID: |
| 178 | a->d.rid = value; |
| 179 | break; |
| 180 | } |
| 181 | a->type = type; |
| 182 | } |
| 183 | |
| 184 | void *GENERAL_NAME_get0_value(const GENERAL_NAME *a, int *ptype) |
| 185 | { |
| 186 | if (ptype) |
| 187 | *ptype = a->type; |
| 188 | switch (a->type) { |
| 189 | case GEN_X400: |
| 190 | return a->d.x400Address; |
| 191 | |
| 192 | case GEN_EDIPARTY: |
| 193 | return a->d.ediPartyName; |
| 194 | |
| 195 | case GEN_OTHERNAME: |
| 196 | return a->d.otherName; |
| 197 | |
| 198 | case GEN_EMAIL: |
| 199 | case GEN_DNS: |
| 200 | case GEN_URI: |
| 201 | return a->d.ia5; |
| 202 | |
| 203 | case GEN_DIRNAME: |
| 204 | return a->d.dirn; |
| 205 | |
| 206 | case GEN_IPADD: |
| 207 | return a->d.ip; |
| 208 | |
| 209 | case GEN_RID: |
| 210 | return a->d.rid; |
| 211 | |
| 212 | default: |
| 213 | return NULL; |
| 214 | } |
| 215 | } |
| 216 | |
| 217 | int GENERAL_NAME_set0_othername(GENERAL_NAME *gen, |
| 218 | ASN1_OBJECT *oid, ASN1_TYPE *value) |
| 219 | { |
| 220 | OTHERNAME *oth; |
| 221 | oth = OTHERNAME_new(); |
| 222 | if (oth == NULL) |
| 223 | return 0; |
| 224 | ASN1_TYPE_free(oth->value); |
| 225 | oth->type_id = oid; |
| 226 | oth->value = value; |
| 227 | GENERAL_NAME_set0_value(gen, GEN_OTHERNAME, oth); |
| 228 | return 1; |
| 229 | } |
| 230 | |
| 231 | int GENERAL_NAME_get0_otherName(const GENERAL_NAME *gen, |
| 232 | ASN1_OBJECT **poid, ASN1_TYPE **pvalue) |
| 233 | { |
| 234 | if (gen->type != GEN_OTHERNAME) |
| 235 | return 0; |
| 236 | if (poid) |
| 237 | *poid = gen->d.otherName->type_id; |
| 238 | if (pvalue) |
| 239 | *pvalue = gen->d.otherName->value; |
| 240 | return 1; |
| 241 | } |