| /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
| * All rights reserved. |
| * |
| * This package is an SSL implementation written |
| * by Eric Young (eay@cryptsoft.com). |
| * The implementation was written so as to conform with Netscapes SSL. |
| * |
| * This library is free for commercial and non-commercial use as long as |
| * the following conditions are aheared to. The following conditions |
| * apply to all code found in this distribution, be it the RC4, RSA, |
| * lhash, DES, etc., code; not just the SSL code. The SSL documentation |
| * included with this distribution is covered by the same copyright terms |
| * except that the holder is Tim Hudson (tjh@cryptsoft.com). |
| * |
| * Copyright remains Eric Young's, and as such any Copyright notices in |
| * the code are not to be removed. |
| * If this package is used in a product, Eric Young should be given attribution |
| * as the author of the parts of the library used. |
| * This can be in the form of a textual message at program startup or |
| * in documentation (online or textual) provided with the package. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. All advertising materials mentioning features or use of this software |
| * must display the following acknowledgement: |
| * "This product includes cryptographic software written by |
| * Eric Young (eay@cryptsoft.com)" |
| * The word 'cryptographic' can be left out if the rouines from the library |
| * being used are not cryptographic related :-). |
| * 4. If you include any Windows specific code (or a derivative thereof) from |
| * the apps directory (application code) you must include an acknowledgement: |
| * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" |
| * |
| * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * |
| * The licence and distribution terms for any publically available version or |
| * derivative of this code cannot be changed. i.e. this code cannot simply be |
| * copied and put under another distribution licence |
| * [including the GNU Public Licence.] */ |
| |
| #include <string.h> |
| |
| #include <openssl/asn1.h> |
| #include <openssl/err.h> |
| #include <openssl/evp.h> |
| #include <openssl/obj.h> |
| #include <openssl/stack.h> |
| #include <openssl/x509.h> |
| |
| #include "../internal.h" |
| |
| |
| int X509_NAME_get_text_by_NID(X509_NAME *name, int nid, char *buf, int len) |
| { |
| const ASN1_OBJECT *obj; |
| |
| obj = OBJ_nid2obj(nid); |
| if (obj == NULL) |
| return (-1); |
| return (X509_NAME_get_text_by_OBJ(name, obj, buf, len)); |
| } |
| |
| int X509_NAME_get_text_by_OBJ(X509_NAME *name, const ASN1_OBJECT *obj, |
| char *buf, int len) |
| { |
| int i; |
| ASN1_STRING *data; |
| |
| i = X509_NAME_get_index_by_OBJ(name, obj, -1); |
| if (i < 0) |
| return (-1); |
| data = X509_NAME_ENTRY_get_data(X509_NAME_get_entry(name, i)); |
| i = (data->length > (len - 1)) ? (len - 1) : data->length; |
| if (buf == NULL) |
| return (data->length); |
| OPENSSL_memcpy(buf, data->data, i); |
| buf[i] = '\0'; |
| return (i); |
| } |
| |
| int X509_NAME_entry_count(X509_NAME *name) |
| { |
| if (name == NULL) |
| return (0); |
| return (sk_X509_NAME_ENTRY_num(name->entries)); |
| } |
| |
| int X509_NAME_get_index_by_NID(X509_NAME *name, int nid, int lastpos) |
| { |
| const ASN1_OBJECT *obj; |
| |
| obj = OBJ_nid2obj(nid); |
| if (obj == NULL) |
| return (-2); |
| return (X509_NAME_get_index_by_OBJ(name, obj, lastpos)); |
| } |
| |
| /* NOTE: you should be passsing -1, not 0 as lastpos */ |
| int X509_NAME_get_index_by_OBJ(X509_NAME *name, const ASN1_OBJECT *obj, |
| int lastpos) |
| { |
| int n; |
| X509_NAME_ENTRY *ne; |
| STACK_OF(X509_NAME_ENTRY) *sk; |
| |
| if (name == NULL) |
| return (-1); |
| if (lastpos < 0) |
| lastpos = -1; |
| sk = name->entries; |
| n = sk_X509_NAME_ENTRY_num(sk); |
| for (lastpos++; lastpos < n; lastpos++) { |
| ne = sk_X509_NAME_ENTRY_value(sk, lastpos); |
| if (OBJ_cmp(ne->object, obj) == 0) |
| return (lastpos); |
| } |
| return (-1); |
| } |
| |
| X509_NAME_ENTRY *X509_NAME_get_entry(X509_NAME *name, int loc) |
| { |
| if (name == NULL || loc < 0 |
| || sk_X509_NAME_ENTRY_num(name->entries) <= (size_t)loc) |
| return (NULL); |
| else |
| return (sk_X509_NAME_ENTRY_value(name->entries, loc)); |
| } |
| |
| X509_NAME_ENTRY *X509_NAME_delete_entry(X509_NAME *name, int loc) |
| { |
| X509_NAME_ENTRY *ret; |
| int i, n, set_prev, set_next; |
| STACK_OF(X509_NAME_ENTRY) *sk; |
| |
| if (name == NULL || loc < 0 |
| || sk_X509_NAME_ENTRY_num(name->entries) <= (size_t)loc) |
| return (NULL); |
| sk = name->entries; |
| ret = sk_X509_NAME_ENTRY_delete(sk, loc); |
| n = sk_X509_NAME_ENTRY_num(sk); |
| name->modified = 1; |
| if (loc == n) |
| return (ret); |
| |
| /* else we need to fixup the set field */ |
| if (loc != 0) |
| set_prev = (sk_X509_NAME_ENTRY_value(sk, loc - 1))->set; |
| else |
| set_prev = ret->set - 1; |
| set_next = sk_X509_NAME_ENTRY_value(sk, loc)->set; |
| |
| /* |
| * set_prev is the previous set set is the current set set_next is the |
| * following prev 1 1 1 1 1 1 1 1 set 1 1 2 2 next 1 1 2 2 2 2 3 2 so |
| * basically only if prev and next differ by 2, then re-number down by 1 |
| */ |
| if (set_prev + 1 < set_next) |
| for (i = loc; i < n; i++) |
| sk_X509_NAME_ENTRY_value(sk, i)->set--; |
| return (ret); |
| } |
| |
| int X509_NAME_add_entry_by_OBJ(X509_NAME *name, ASN1_OBJECT *obj, int type, |
| unsigned char *bytes, int len, int loc, |
| int set) |
| { |
| X509_NAME_ENTRY *ne; |
| int ret; |
| ne = X509_NAME_ENTRY_create_by_OBJ(NULL, obj, type, bytes, len); |
| if (!ne) |
| return 0; |
| ret = X509_NAME_add_entry(name, ne, loc, set); |
| X509_NAME_ENTRY_free(ne); |
| return ret; |
| } |
| |
| int X509_NAME_add_entry_by_NID(X509_NAME *name, int nid, int type, |
| unsigned char *bytes, int len, int loc, |
| int set) |
| { |
| X509_NAME_ENTRY *ne; |
| int ret; |
| ne = X509_NAME_ENTRY_create_by_NID(NULL, nid, type, bytes, len); |
| if (!ne) |
| return 0; |
| ret = X509_NAME_add_entry(name, ne, loc, set); |
| X509_NAME_ENTRY_free(ne); |
| return ret; |
| } |
| |
| int X509_NAME_add_entry_by_txt(X509_NAME *name, const char *field, int type, |
| const unsigned char *bytes, int len, int loc, |
| int set) |
| { |
| X509_NAME_ENTRY *ne; |
| int ret; |
| ne = X509_NAME_ENTRY_create_by_txt(NULL, field, type, bytes, len); |
| if (!ne) |
| return 0; |
| ret = X509_NAME_add_entry(name, ne, loc, set); |
| X509_NAME_ENTRY_free(ne); |
| return ret; |
| } |
| |
| /* |
| * if set is -1, append to previous set, 0 'a new one', and 1, prepend to the |
| * guy we are about to stomp on. |
| */ |
| int X509_NAME_add_entry(X509_NAME *name, X509_NAME_ENTRY *ne, int loc, |
| int set) |
| { |
| X509_NAME_ENTRY *new_name = NULL; |
| int n, i, inc; |
| STACK_OF(X509_NAME_ENTRY) *sk; |
| |
| if (name == NULL) |
| return (0); |
| sk = name->entries; |
| n = sk_X509_NAME_ENTRY_num(sk); |
| if (loc > n) |
| loc = n; |
| else if (loc < 0) |
| loc = n; |
| |
| inc = (set == 0); |
| name->modified = 1; |
| |
| if (set == -1) { |
| if (loc == 0) { |
| set = 0; |
| inc = 1; |
| } else { |
| set = sk_X509_NAME_ENTRY_value(sk, loc - 1)->set; |
| } |
| } else { /* if (set >= 0) */ |
| |
| if (loc >= n) { |
| if (loc != 0) |
| set = sk_X509_NAME_ENTRY_value(sk, loc - 1)->set + 1; |
| else |
| set = 0; |
| } else |
| set = sk_X509_NAME_ENTRY_value(sk, loc)->set; |
| } |
| |
| if ((new_name = X509_NAME_ENTRY_dup(ne)) == NULL) |
| goto err; |
| new_name->set = set; |
| if (!sk_X509_NAME_ENTRY_insert(sk, new_name, loc)) { |
| OPENSSL_PUT_ERROR(X509, ERR_R_MALLOC_FAILURE); |
| goto err; |
| } |
| if (inc) { |
| n = sk_X509_NAME_ENTRY_num(sk); |
| for (i = loc + 1; i < n; i++) |
| sk_X509_NAME_ENTRY_value(sk, i)->set += 1; |
| } |
| return (1); |
| err: |
| if (new_name != NULL) |
| X509_NAME_ENTRY_free(new_name); |
| return (0); |
| } |
| |
| X509_NAME_ENTRY *X509_NAME_ENTRY_create_by_txt(X509_NAME_ENTRY **ne, |
| const char *field, int type, |
| const unsigned char *bytes, |
| int len) |
| { |
| ASN1_OBJECT *obj; |
| X509_NAME_ENTRY *nentry; |
| |
| obj = OBJ_txt2obj(field, 0); |
| if (obj == NULL) { |
| OPENSSL_PUT_ERROR(X509, X509_R_INVALID_FIELD_NAME); |
| ERR_add_error_data(2, "name=", field); |
| return (NULL); |
| } |
| nentry = X509_NAME_ENTRY_create_by_OBJ(ne, obj, type, bytes, len); |
| ASN1_OBJECT_free(obj); |
| return nentry; |
| } |
| |
| X509_NAME_ENTRY *X509_NAME_ENTRY_create_by_NID(X509_NAME_ENTRY **ne, int nid, |
| int type, unsigned char *bytes, |
| int len) |
| { |
| const ASN1_OBJECT *obj = OBJ_nid2obj(nid); |
| if (obj == NULL) { |
| OPENSSL_PUT_ERROR(X509, X509_R_UNKNOWN_NID); |
| return NULL; |
| } |
| return X509_NAME_ENTRY_create_by_OBJ(ne, obj, type, bytes, len); |
| } |
| |
| X509_NAME_ENTRY *X509_NAME_ENTRY_create_by_OBJ(X509_NAME_ENTRY **ne, |
| const ASN1_OBJECT *obj, |
| int type, |
| const unsigned char *bytes, |
| int len) |
| { |
| X509_NAME_ENTRY *ret; |
| |
| if ((ne == NULL) || (*ne == NULL)) { |
| if ((ret = X509_NAME_ENTRY_new()) == NULL) |
| return (NULL); |
| } else |
| ret = *ne; |
| |
| if (!X509_NAME_ENTRY_set_object(ret, obj)) |
| goto err; |
| if (!X509_NAME_ENTRY_set_data(ret, type, bytes, len)) |
| goto err; |
| |
| if ((ne != NULL) && (*ne == NULL)) |
| *ne = ret; |
| return (ret); |
| err: |
| if ((ne == NULL) || (ret != *ne)) |
| X509_NAME_ENTRY_free(ret); |
| return (NULL); |
| } |
| |
| int X509_NAME_ENTRY_set_object(X509_NAME_ENTRY *ne, const ASN1_OBJECT *obj) |
| { |
| if ((ne == NULL) || (obj == NULL)) { |
| OPENSSL_PUT_ERROR(X509, ERR_R_PASSED_NULL_PARAMETER); |
| return (0); |
| } |
| ASN1_OBJECT_free(ne->object); |
| ne->object = OBJ_dup(obj); |
| return ((ne->object == NULL) ? 0 : 1); |
| } |
| |
| int X509_NAME_ENTRY_set_data(X509_NAME_ENTRY *ne, int type, |
| const unsigned char *bytes, int len) |
| { |
| int i; |
| |
| if ((ne == NULL) || ((bytes == NULL) && (len != 0))) |
| return (0); |
| if ((type > 0) && (type & MBSTRING_FLAG)) |
| return ASN1_STRING_set_by_NID(&ne->value, bytes, |
| len, type, |
| OBJ_obj2nid(ne->object)) ? 1 : 0; |
| if (len < 0) |
| len = strlen((const char *)bytes); |
| i = ASN1_STRING_set(ne->value, bytes, len); |
| if (!i) |
| return (0); |
| if (type != V_ASN1_UNDEF) { |
| if (type == V_ASN1_APP_CHOOSE) |
| ne->value->type = ASN1_PRINTABLE_type(bytes, len); |
| else |
| ne->value->type = type; |
| } |
| return (1); |
| } |
| |
| ASN1_OBJECT *X509_NAME_ENTRY_get_object(X509_NAME_ENTRY *ne) |
| { |
| if (ne == NULL) |
| return (NULL); |
| return (ne->object); |
| } |
| |
| ASN1_STRING *X509_NAME_ENTRY_get_data(X509_NAME_ENTRY *ne) |
| { |
| if (ne == NULL) |
| return (NULL); |
| return (ne->value); |
| } |
