| /* crypto/x509/x509_lu.c */ |
| /* 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 <openssl/err.h> |
| #include <openssl/lhash.h> |
| #include <openssl/mem.h> |
| #include <openssl/x509.h> |
| #include <openssl/x509v3.h> |
| |
| |
| X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method) |
| { |
| X509_LOOKUP *ret; |
| |
| ret=(X509_LOOKUP *)OPENSSL_malloc(sizeof(X509_LOOKUP)); |
| if (ret == NULL) return NULL; |
| |
| ret->init=0; |
| ret->skip=0; |
| ret->method=method; |
| ret->method_data=NULL; |
| ret->store_ctx=NULL; |
| if ((method->new_item != NULL) && !method->new_item(ret)) |
| { |
| OPENSSL_free(ret); |
| return NULL; |
| } |
| return ret; |
| } |
| |
| void X509_LOOKUP_free(X509_LOOKUP *ctx) |
| { |
| if (ctx == NULL) return; |
| if ( (ctx->method != NULL) && |
| (ctx->method->free != NULL)) |
| (*ctx->method->free)(ctx); |
| OPENSSL_free(ctx); |
| } |
| |
| int X509_LOOKUP_init(X509_LOOKUP *ctx) |
| { |
| if (ctx->method == NULL) return 0; |
| if (ctx->method->init != NULL) |
| return ctx->method->init(ctx); |
| else |
| return 1; |
| } |
| |
| int X509_LOOKUP_shutdown(X509_LOOKUP *ctx) |
| { |
| if (ctx->method == NULL) return 0; |
| if (ctx->method->shutdown != NULL) |
| return ctx->method->shutdown(ctx); |
| else |
| return 1; |
| } |
| |
| int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc, long argl, |
| char **ret) |
| { |
| if (ctx->method == NULL) return -1; |
| if (ctx->method->ctrl != NULL) |
| return ctx->method->ctrl(ctx,cmd,argc,argl,ret); |
| else |
| return 1; |
| } |
| |
| int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, int type, X509_NAME *name, |
| X509_OBJECT *ret) |
| { |
| if ((ctx->method == NULL) || (ctx->method->get_by_subject == NULL)) |
| return X509_LU_FAIL; |
| if (ctx->skip) return 0; |
| return ctx->method->get_by_subject(ctx,type,name,ret); |
| } |
| |
| int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, int type, X509_NAME *name, |
| ASN1_INTEGER *serial, X509_OBJECT *ret) |
| { |
| if ((ctx->method == NULL) || |
| (ctx->method->get_by_issuer_serial == NULL)) |
| return X509_LU_FAIL; |
| return ctx->method->get_by_issuer_serial(ctx,type,name,serial,ret); |
| } |
| |
| int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, int type, |
| unsigned char *bytes, int len, X509_OBJECT *ret) |
| { |
| if ((ctx->method == NULL) || (ctx->method->get_by_fingerprint == NULL)) |
| return X509_LU_FAIL; |
| return ctx->method->get_by_fingerprint(ctx,type,bytes,len,ret); |
| } |
| |
| int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, int type, char *str, int len, |
| X509_OBJECT *ret) |
| { |
| if ((ctx->method == NULL) || (ctx->method->get_by_alias == NULL)) |
| return X509_LU_FAIL; |
| return ctx->method->get_by_alias(ctx,type,str,len,ret); |
| } |
| |
| |
| static int x509_object_cmp(const X509_OBJECT **a, const X509_OBJECT **b) |
| { |
| int ret; |
| |
| ret=((*a)->type - (*b)->type); |
| if (ret) return ret; |
| switch ((*a)->type) |
| { |
| case X509_LU_X509: |
| ret=X509_subject_name_cmp((*a)->data.x509,(*b)->data.x509); |
| break; |
| case X509_LU_CRL: |
| ret=X509_CRL_cmp((*a)->data.crl,(*b)->data.crl); |
| break; |
| default: |
| /* abort(); */ |
| return 0; |
| } |
| return ret; |
| } |
| |
| X509_STORE *X509_STORE_new(void) |
| { |
| X509_STORE *ret; |
| |
| if ((ret=(X509_STORE *)OPENSSL_malloc(sizeof(X509_STORE))) == NULL) |
| return NULL; |
| ret->objs = sk_X509_OBJECT_new(x509_object_cmp); |
| ret->cache=1; |
| ret->get_cert_methods=sk_X509_LOOKUP_new_null(); |
| ret->verify=0; |
| ret->verify_cb=0; |
| |
| if ((ret->param = X509_VERIFY_PARAM_new()) == NULL) |
| return NULL; |
| |
| ret->get_issuer = 0; |
| ret->check_issued = 0; |
| ret->check_revocation = 0; |
| ret->get_crl = 0; |
| ret->check_crl = 0; |
| ret->cert_crl = 0; |
| ret->lookup_certs = 0; |
| ret->lookup_crls = 0; |
| ret->cleanup = 0; |
| |
| if (!CRYPTO_new_ex_data(CRYPTO_EX_INDEX_X509_STORE, ret, &ret->ex_data)) |
| { |
| sk_X509_OBJECT_free(ret->objs); |
| OPENSSL_free(ret); |
| return NULL; |
| } |
| |
| ret->references=1; |
| return ret; |
| } |
| |
| static void cleanup(X509_OBJECT *a) |
| { |
| if (a->type == X509_LU_X509) |
| { |
| X509_free(a->data.x509); |
| } |
| else if (a->type == X509_LU_CRL) |
| { |
| X509_CRL_free(a->data.crl); |
| } |
| else |
| { |
| /* abort(); */ |
| } |
| |
| OPENSSL_free(a); |
| } |
| |
| void X509_STORE_free(X509_STORE *vfy) |
| { |
| int i; |
| size_t j; |
| STACK_OF(X509_LOOKUP) *sk; |
| X509_LOOKUP *lu; |
| |
| if (vfy == NULL) |
| return; |
| |
| i=CRYPTO_add(&vfy->references,-1,CRYPTO_LOCK_X509_STORE); |
| #ifdef REF_PRINT |
| REF_PRINT("X509_STORE",vfy); |
| #endif |
| if (i > 0) return; |
| #ifdef REF_CHECK |
| if (i < 0) |
| { |
| fprintf(stderr,"X509_STORE_free, bad reference count\n"); |
| abort(); /* ok */ |
| } |
| #endif |
| |
| sk=vfy->get_cert_methods; |
| for (j=0; j<sk_X509_LOOKUP_num(sk); j++) |
| { |
| lu=sk_X509_LOOKUP_value(sk,j); |
| X509_LOOKUP_shutdown(lu); |
| X509_LOOKUP_free(lu); |
| } |
| sk_X509_LOOKUP_free(sk); |
| sk_X509_OBJECT_pop_free(vfy->objs, cleanup); |
| |
| CRYPTO_free_ex_data(CRYPTO_EX_INDEX_X509_STORE, vfy, &vfy->ex_data); |
| if (vfy->param) |
| X509_VERIFY_PARAM_free(vfy->param); |
| OPENSSL_free(vfy); |
| } |
| |
| X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m) |
| { |
| size_t i; |
| STACK_OF(X509_LOOKUP) *sk; |
| X509_LOOKUP *lu; |
| |
| sk=v->get_cert_methods; |
| for (i=0; i<sk_X509_LOOKUP_num(sk); i++) |
| { |
| lu=sk_X509_LOOKUP_value(sk,i); |
| if (m == lu->method) |
| { |
| return lu; |
| } |
| } |
| /* a new one */ |
| lu=X509_LOOKUP_new(m); |
| if (lu == NULL) |
| return NULL; |
| else |
| { |
| lu->store_ctx=v; |
| if (sk_X509_LOOKUP_push(v->get_cert_methods,lu)) |
| return lu; |
| else |
| { |
| X509_LOOKUP_free(lu); |
| return NULL; |
| } |
| } |
| } |
| |
| int X509_STORE_get_by_subject(X509_STORE_CTX *vs, int type, X509_NAME *name, |
| X509_OBJECT *ret) |
| { |
| X509_STORE *ctx=vs->ctx; |
| X509_LOOKUP *lu; |
| X509_OBJECT stmp,*tmp; |
| int i,j; |
| |
| CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); |
| tmp=X509_OBJECT_retrieve_by_subject(ctx->objs,type,name); |
| CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); |
| |
| if (tmp == NULL || type == X509_LU_CRL) |
| { |
| for (i=vs->current_method; i<(int)sk_X509_LOOKUP_num(ctx->get_cert_methods); i++) |
| { |
| lu=sk_X509_LOOKUP_value(ctx->get_cert_methods,i); |
| j=X509_LOOKUP_by_subject(lu,type,name,&stmp); |
| if (j < 0) |
| { |
| vs->current_method=j; |
| return j; |
| } |
| else if (j) |
| { |
| tmp= &stmp; |
| break; |
| } |
| } |
| vs->current_method=0; |
| if (tmp == NULL) |
| return 0; |
| } |
| |
| /* if (ret->data.ptr != NULL) |
| X509_OBJECT_free_contents(ret); */ |
| |
| ret->type=tmp->type; |
| ret->data.ptr=tmp->data.ptr; |
| |
| X509_OBJECT_up_ref_count(ret); |
| |
| return 1; |
| } |
| |
| int X509_STORE_add_cert(X509_STORE *ctx, X509 *x) |
| { |
| X509_OBJECT *obj; |
| int ret=1; |
| |
| if (x == NULL) return 0; |
| obj=(X509_OBJECT *)OPENSSL_malloc(sizeof(X509_OBJECT)); |
| if (obj == NULL) |
| { |
| OPENSSL_PUT_ERROR(X509, X509_STORE_add_cert, ERR_R_MALLOC_FAILURE); |
| return 0; |
| } |
| obj->type=X509_LU_X509; |
| obj->data.x509=x; |
| |
| CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); |
| |
| X509_OBJECT_up_ref_count(obj); |
| |
| if (X509_OBJECT_retrieve_match(ctx->objs, obj)) |
| { |
| X509_OBJECT_free_contents(obj); |
| OPENSSL_free(obj); |
| OPENSSL_PUT_ERROR(X509, X509_STORE_add_cert, X509_R_CERT_ALREADY_IN_HASH_TABLE); |
| ret=0; |
| } |
| else sk_X509_OBJECT_push(ctx->objs, obj); |
| |
| CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); |
| |
| return ret; |
| } |
| |
| int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x) |
| { |
| X509_OBJECT *obj; |
| int ret=1; |
| |
| if (x == NULL) return 0; |
| obj=(X509_OBJECT *)OPENSSL_malloc(sizeof(X509_OBJECT)); |
| if (obj == NULL) |
| { |
| OPENSSL_PUT_ERROR(X509, X509_STORE_add_crl, ERR_R_MALLOC_FAILURE); |
| return 0; |
| } |
| obj->type=X509_LU_CRL; |
| obj->data.crl=x; |
| |
| CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); |
| |
| X509_OBJECT_up_ref_count(obj); |
| |
| if (X509_OBJECT_retrieve_match(ctx->objs, obj)) |
| { |
| X509_OBJECT_free_contents(obj); |
| OPENSSL_free(obj); |
| OPENSSL_PUT_ERROR(X509, X509_STORE_add_crl, X509_R_CERT_ALREADY_IN_HASH_TABLE); |
| ret=0; |
| } |
| else sk_X509_OBJECT_push(ctx->objs, obj); |
| |
| CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); |
| |
| return ret; |
| } |
| |
| void X509_OBJECT_up_ref_count(X509_OBJECT *a) |
| { |
| switch (a->type) |
| { |
| case X509_LU_X509: |
| CRYPTO_add(&a->data.x509->references,1,CRYPTO_LOCK_X509); |
| break; |
| case X509_LU_CRL: |
| CRYPTO_add(&a->data.crl->references,1,CRYPTO_LOCK_X509_CRL); |
| break; |
| } |
| } |
| |
| void X509_OBJECT_free_contents(X509_OBJECT *a) |
| { |
| switch (a->type) |
| { |
| case X509_LU_X509: |
| X509_free(a->data.x509); |
| break; |
| case X509_LU_CRL: |
| X509_CRL_free(a->data.crl); |
| break; |
| } |
| } |
| |
| static int x509_object_idx_cnt(STACK_OF(X509_OBJECT) *h, int type, |
| X509_NAME *name, int *pnmatch) |
| { |
| X509_OBJECT stmp; |
| X509 x509_s; |
| X509_CINF cinf_s; |
| X509_CRL crl_s; |
| X509_CRL_INFO crl_info_s; |
| size_t idx; |
| |
| stmp.type=type; |
| switch (type) |
| { |
| case X509_LU_X509: |
| stmp.data.x509= &x509_s; |
| x509_s.cert_info= &cinf_s; |
| cinf_s.subject=name; |
| break; |
| case X509_LU_CRL: |
| stmp.data.crl= &crl_s; |
| crl_s.crl= &crl_info_s; |
| crl_info_s.issuer=name; |
| break; |
| default: |
| /* abort(); */ |
| return -1; |
| } |
| |
| idx = -1; |
| if (sk_X509_OBJECT_find(h, &idx, &stmp) && pnmatch) |
| { |
| int tidx; |
| const X509_OBJECT *tobj, *pstmp; |
| *pnmatch = 1; |
| pstmp = &stmp; |
| for (tidx = idx + 1; tidx < (int)sk_X509_OBJECT_num(h); tidx++) |
| { |
| tobj = sk_X509_OBJECT_value(h, tidx); |
| if (x509_object_cmp(&tobj, &pstmp)) |
| break; |
| (*pnmatch)++; |
| } |
| } |
| |
| return idx; |
| } |
| |
| |
| int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, int type, |
| X509_NAME *name) |
| { |
| return x509_object_idx_cnt(h, type, name, NULL); |
| } |
| |
| X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h, int type, |
| X509_NAME *name) |
| { |
| int idx; |
| idx = X509_OBJECT_idx_by_subject(h, type, name); |
| if (idx==-1) return NULL; |
| return sk_X509_OBJECT_value(h, idx); |
| } |
| |
| STACK_OF(X509)* X509_STORE_get1_certs(X509_STORE_CTX *ctx, X509_NAME *nm) |
| { |
| int i, idx, cnt; |
| STACK_OF(X509) *sk; |
| X509 *x; |
| X509_OBJECT *obj; |
| sk = sk_X509_new_null(); |
| CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); |
| idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_X509, nm, &cnt); |
| if (idx < 0) |
| { |
| /* Nothing found in cache: do lookup to possibly add new |
| * objects to cache |
| */ |
| X509_OBJECT xobj; |
| CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); |
| if (!X509_STORE_get_by_subject(ctx, X509_LU_X509, nm, &xobj)) |
| { |
| sk_X509_free(sk); |
| return NULL; |
| } |
| X509_OBJECT_free_contents(&xobj); |
| CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); |
| idx = x509_object_idx_cnt(ctx->ctx->objs,X509_LU_X509,nm, &cnt); |
| if (idx < 0) |
| { |
| CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); |
| sk_X509_free(sk); |
| return NULL; |
| } |
| } |
| for (i = 0; i < cnt; i++, idx++) |
| { |
| obj = sk_X509_OBJECT_value(ctx->ctx->objs, idx); |
| x = obj->data.x509; |
| CRYPTO_add(&x->references, 1, CRYPTO_LOCK_X509); |
| if (!sk_X509_push(sk, x)) |
| { |
| CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); |
| X509_free(x); |
| sk_X509_pop_free(sk, X509_free); |
| return NULL; |
| } |
| } |
| CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); |
| return sk; |
| |
| } |
| |
| STACK_OF(X509_CRL)* X509_STORE_get1_crls(X509_STORE_CTX *ctx, X509_NAME *nm) |
| { |
| int i, idx, cnt; |
| STACK_OF(X509_CRL) *sk; |
| X509_CRL *x; |
| X509_OBJECT *obj, xobj; |
| sk = sk_X509_CRL_new_null(); |
| CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); |
| /* Check cache first */ |
| idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_CRL, nm, &cnt); |
| |
| /* Always do lookup to possibly add new CRLs to cache |
| */ |
| CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); |
| if (!X509_STORE_get_by_subject(ctx, X509_LU_CRL, nm, &xobj)) |
| { |
| sk_X509_CRL_free(sk); |
| return NULL; |
| } |
| X509_OBJECT_free_contents(&xobj); |
| CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); |
| idx = x509_object_idx_cnt(ctx->ctx->objs,X509_LU_CRL, nm, &cnt); |
| if (idx < 0) |
| { |
| CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); |
| sk_X509_CRL_free(sk); |
| return NULL; |
| } |
| |
| for (i = 0; i < cnt; i++, idx++) |
| { |
| obj = sk_X509_OBJECT_value(ctx->ctx->objs, idx); |
| x = obj->data.crl; |
| CRYPTO_add(&x->references, 1, CRYPTO_LOCK_X509_CRL); |
| if (!sk_X509_CRL_push(sk, x)) |
| { |
| CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); |
| X509_CRL_free(x); |
| sk_X509_CRL_pop_free(sk, X509_CRL_free); |
| return NULL; |
| } |
| } |
| CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); |
| return sk; |
| } |
| |
| X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h, X509_OBJECT *x) |
| { |
| size_t idx, i; |
| X509_OBJECT *obj; |
| |
| if (!sk_X509_OBJECT_find(h, &idx, x)) { |
| return NULL; |
| } |
| if ((x->type != X509_LU_X509) && (x->type != X509_LU_CRL)) |
| return sk_X509_OBJECT_value(h, idx); |
| for (i = idx; i < sk_X509_OBJECT_num(h); i++) |
| { |
| obj = sk_X509_OBJECT_value(h, i); |
| if (x509_object_cmp((const X509_OBJECT **)&obj, (const X509_OBJECT **)&x)) |
| return NULL; |
| if (x->type == X509_LU_X509) |
| { |
| if (!X509_cmp(obj->data.x509, x->data.x509)) |
| return obj; |
| } |
| else if (x->type == X509_LU_CRL) |
| { |
| if (!X509_CRL_match(obj->data.crl, x->data.crl)) |
| return obj; |
| } |
| else |
| return obj; |
| } |
| return NULL; |
| } |
| |
| |
| /* Try to get issuer certificate from store. Due to limitations |
| * of the API this can only retrieve a single certificate matching |
| * a given subject name. However it will fill the cache with all |
| * matching certificates, so we can examine the cache for all |
| * matches. |
| * |
| * Return values are: |
| * 1 lookup successful. |
| * 0 certificate not found. |
| * -1 some other error. |
| */ |
| int X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, X509 *x) |
| { |
| X509_NAME *xn; |
| X509_OBJECT obj, *pobj; |
| int ok, idx, ret; |
| size_t i; |
| xn=X509_get_issuer_name(x); |
| ok=X509_STORE_get_by_subject(ctx,X509_LU_X509,xn,&obj); |
| if (ok != X509_LU_X509) |
| { |
| if (ok == X509_LU_RETRY) |
| { |
| X509_OBJECT_free_contents(&obj); |
| OPENSSL_PUT_ERROR(X509, X509_STORE_CTX_get1_issuer, X509_R_SHOULD_RETRY); |
| return -1; |
| } |
| else if (ok != X509_LU_FAIL) |
| { |
| X509_OBJECT_free_contents(&obj); |
| /* not good :-(, break anyway */ |
| return -1; |
| } |
| return 0; |
| } |
| /* If certificate matches all OK */ |
| if (ctx->check_issued(ctx, x, obj.data.x509)) |
| { |
| *issuer = obj.data.x509; |
| return 1; |
| } |
| X509_OBJECT_free_contents(&obj); |
| |
| /* Else find index of first cert accepted by 'check_issued' */ |
| ret = 0; |
| CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE); |
| idx = X509_OBJECT_idx_by_subject(ctx->ctx->objs, X509_LU_X509, xn); |
| if (idx != -1) /* should be true as we've had at least one match */ |
| { |
| /* Look through all matching certs for suitable issuer */ |
| for (i = idx; i < sk_X509_OBJECT_num(ctx->ctx->objs); i++) |
| { |
| pobj = sk_X509_OBJECT_value(ctx->ctx->objs, i); |
| /* See if we've run past the matches */ |
| if (pobj->type != X509_LU_X509) |
| break; |
| if (X509_NAME_cmp(xn, X509_get_subject_name(pobj->data.x509))) |
| break; |
| if (ctx->check_issued(ctx, x, pobj->data.x509)) |
| { |
| *issuer = pobj->data.x509; |
| X509_OBJECT_up_ref_count(pobj); |
| ret = 1; |
| break; |
| } |
| } |
| } |
| CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE); |
| return ret; |
| } |
| |
| int X509_STORE_set_flags(X509_STORE *ctx, unsigned long flags) |
| { |
| return X509_VERIFY_PARAM_set_flags(ctx->param, flags); |
| } |
| |
| int X509_STORE_set_depth(X509_STORE *ctx, int depth) |
| { |
| X509_VERIFY_PARAM_set_depth(ctx->param, depth); |
| return 1; |
| } |
| |
| int X509_STORE_set_purpose(X509_STORE *ctx, int purpose) |
| { |
| return X509_VERIFY_PARAM_set_purpose(ctx->param, purpose); |
| } |
| |
| int X509_STORE_set_trust(X509_STORE *ctx, int trust) |
| { |
| return X509_VERIFY_PARAM_set_trust(ctx->param, trust); |
| } |
| |
| int X509_STORE_set1_param(X509_STORE *ctx, X509_VERIFY_PARAM *param) |
| { |
| return X509_VERIFY_PARAM_set1(ctx->param, param); |
| } |
| |
| void X509_STORE_set_verify_cb(X509_STORE *ctx, |
| int (*verify_cb)(int, X509_STORE_CTX *)) |
| { |
| ctx->verify_cb = verify_cb; |
| } |
| |
| void X509_STORE_set_lookup_crls_cb(X509_STORE *ctx, |
| STACK_OF(X509_CRL)* (*cb)(X509_STORE_CTX *ctx, X509_NAME *nm)) |
| { |
| ctx->lookup_crls = cb; |
| } |
| |
| X509_STORE *X509_STORE_CTX_get0_store(X509_STORE_CTX *ctx) |
| { |
| return ctx->ctx; |
| } |