diff options
Diffstat (limited to 'openssl/crypto/x509/x509_lu.c')
-rw-r--r-- | openssl/crypto/x509/x509_lu.c | 716 |
1 files changed, 0 insertions, 716 deletions
diff --git a/openssl/crypto/x509/x509_lu.c b/openssl/crypto/x509/x509_lu.c deleted file mode 100644 index 3a6e04a1..00000000 --- a/openssl/crypto/x509/x509_lu.c +++ /dev/null @@ -1,716 +0,0 @@ -/* 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 <stdio.h> -#include "cryptlib.h" -#include <openssl/lhash.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 * const *a, const X509_OBJECT * const *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; - STACK_OF(X509_LOOKUP) *sk; - X509_LOOKUP *lu; - - if (vfy == NULL) - return; - - sk=vfy->get_cert_methods; - for (i=0; i<sk_X509_LOOKUP_num(sk); i++) - { - lu=sk_X509_LOOKUP_value(sk,i); - 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) - { - int 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<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) - { - X509err(X509_F_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); - X509err(X509_F_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) - { - X509err(X509_F_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); - X509err(X509_F_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; - int 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 = sk_X509_OBJECT_find(h,&stmp); - if (idx >= 0 && pnmatch) - { - int tidx; - const X509_OBJECT *tobj, *pstmp; - *pnmatch = 1; - pstmp = &stmp; - for (tidx = idx + 1; tidx < 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) - { - int idx, i; - X509_OBJECT *obj; - idx = sk_X509_OBJECT_find(h, x); - if (idx == -1) 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 i, ok, idx, ret; - 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); - X509err(X509_F_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; - } - -IMPLEMENT_STACK_OF(X509_LOOKUP) -IMPLEMENT_STACK_OF(X509_OBJECT) |