mirror of
https://github.com/openssl/openssl.git
synced 2024-12-03 05:41:46 +08:00
f1923a2147
Reviewed-by: Tomas Mraz <tomas@openssl.org> (Merged from https://github.com/openssl/openssl/pull/14130)
976 lines
26 KiB
C
976 lines
26 KiB
C
/*
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* Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <stdio.h>
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#include "internal/cryptlib.h"
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#include "internal/refcount.h"
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#include <openssl/x509.h>
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#include "crypto/x509.h"
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#include <openssl/x509v3.h>
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#include "x509_local.h"
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X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method)
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{
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X509_LOOKUP *ret = OPENSSL_zalloc(sizeof(*ret));
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if (ret == NULL) {
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ERR_raise(ERR_LIB_X509, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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ret->method = method;
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if (method->new_item != NULL && method->new_item(ret) == 0) {
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OPENSSL_free(ret);
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return NULL;
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}
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return ret;
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}
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void X509_LOOKUP_free(X509_LOOKUP *ctx)
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{
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if (ctx == NULL)
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return;
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if ((ctx->method != NULL) && (ctx->method->free != NULL))
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(*ctx->method->free) (ctx);
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OPENSSL_free(ctx);
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}
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int X509_STORE_lock(X509_STORE *s)
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{
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return CRYPTO_THREAD_write_lock(s->lock);
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}
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int X509_STORE_unlock(X509_STORE *s)
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{
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return CRYPTO_THREAD_unlock(s->lock);
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}
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int X509_LOOKUP_init(X509_LOOKUP *ctx)
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{
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if (ctx->method == NULL)
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return 0;
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if (ctx->method->init != NULL)
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return ctx->method->init(ctx);
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else
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return 1;
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}
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int X509_LOOKUP_shutdown(X509_LOOKUP *ctx)
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{
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if (ctx->method == NULL)
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return 0;
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if (ctx->method->shutdown != NULL)
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return ctx->method->shutdown(ctx);
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else
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return 1;
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}
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int X509_LOOKUP_ctrl_ex(X509_LOOKUP *ctx, int cmd, const char *argc, long argl,
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char **ret, OSSL_LIB_CTX *libctx, const char *propq)
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{
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if (ctx->method == NULL)
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return -1;
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if (ctx->method->ctrl_ex != NULL)
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return ctx->method->ctrl_ex(ctx, cmd, argc, argl, ret, libctx, propq);
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if (ctx->method->ctrl != NULL)
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return ctx->method->ctrl(ctx, cmd, argc, argl, ret);
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return 1;
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}
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int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc, long argl,
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char **ret)
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{
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return X509_LOOKUP_ctrl_ex(ctx, cmd, argc, argl, ret, NULL, NULL);
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}
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int X509_LOOKUP_by_subject_ex(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
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const X509_NAME *name, X509_OBJECT *ret,
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OSSL_LIB_CTX *libctx, const char *propq)
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{
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if (ctx->skip
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|| ctx->method == NULL
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|| (ctx->method->get_by_subject == NULL
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&& ctx->method->get_by_subject_ex == NULL))
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return 0;
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if (ctx->method->get_by_subject_ex != NULL)
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return ctx->method->get_by_subject_ex(ctx, type, name, ret, libctx,
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propq);
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else
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return ctx->method->get_by_subject(ctx, type, name, ret);
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}
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int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
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const X509_NAME *name, X509_OBJECT *ret)
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{
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return X509_LOOKUP_by_subject_ex(ctx, type, name, ret, NULL, NULL);
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}
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int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
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const X509_NAME *name,
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const ASN1_INTEGER *serial,
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X509_OBJECT *ret)
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{
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if ((ctx->method == NULL) || (ctx->method->get_by_issuer_serial == NULL))
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return 0;
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return ctx->method->get_by_issuer_serial(ctx, type, name, serial, ret);
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}
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int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
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const unsigned char *bytes, int len,
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X509_OBJECT *ret)
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{
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if ((ctx->method == NULL) || (ctx->method->get_by_fingerprint == NULL))
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return 0;
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return ctx->method->get_by_fingerprint(ctx, type, bytes, len, ret);
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}
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int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
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const char *str, int len, X509_OBJECT *ret)
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{
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if ((ctx->method == NULL) || (ctx->method->get_by_alias == NULL))
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return 0;
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return ctx->method->get_by_alias(ctx, type, str, len, ret);
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}
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int X509_LOOKUP_set_method_data(X509_LOOKUP *ctx, void *data)
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{
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ctx->method_data = data;
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return 1;
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}
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void *X509_LOOKUP_get_method_data(const X509_LOOKUP *ctx)
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{
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return ctx->method_data;
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}
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X509_STORE *X509_LOOKUP_get_store(const X509_LOOKUP *ctx)
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{
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return ctx->store_ctx;
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}
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static int x509_object_cmp(const X509_OBJECT *const *a,
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const X509_OBJECT *const *b)
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{
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int ret;
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ret = ((*a)->type - (*b)->type);
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if (ret)
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return ret;
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switch ((*a)->type) {
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case X509_LU_X509:
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ret = X509_subject_name_cmp((*a)->data.x509, (*b)->data.x509);
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break;
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case X509_LU_CRL:
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ret = X509_CRL_cmp((*a)->data.crl, (*b)->data.crl);
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break;
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case X509_LU_NONE:
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/* abort(); */
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return 0;
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}
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return ret;
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}
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X509_STORE *X509_STORE_new(void)
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{
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X509_STORE *ret = OPENSSL_zalloc(sizeof(*ret));
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if (ret == NULL) {
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ERR_raise(ERR_LIB_X509, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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if ((ret->objs = sk_X509_OBJECT_new(x509_object_cmp)) == NULL) {
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ERR_raise(ERR_LIB_X509, ERR_R_MALLOC_FAILURE);
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goto err;
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}
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ret->cache = 1;
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if ((ret->get_cert_methods = sk_X509_LOOKUP_new_null()) == NULL) {
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ERR_raise(ERR_LIB_X509, ERR_R_MALLOC_FAILURE);
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goto err;
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}
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if ((ret->param = X509_VERIFY_PARAM_new()) == NULL) {
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ERR_raise(ERR_LIB_X509, ERR_R_MALLOC_FAILURE);
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goto err;
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}
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if (!CRYPTO_new_ex_data(CRYPTO_EX_INDEX_X509_STORE, ret, &ret->ex_data)) {
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ERR_raise(ERR_LIB_X509, ERR_R_MALLOC_FAILURE);
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goto err;
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}
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ret->lock = CRYPTO_THREAD_lock_new();
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if (ret->lock == NULL) {
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ERR_raise(ERR_LIB_X509, ERR_R_MALLOC_FAILURE);
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goto err;
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}
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ret->references = 1;
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return ret;
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err:
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X509_VERIFY_PARAM_free(ret->param);
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sk_X509_OBJECT_free(ret->objs);
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sk_X509_LOOKUP_free(ret->get_cert_methods);
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OPENSSL_free(ret);
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return NULL;
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}
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void X509_STORE_free(X509_STORE *vfy)
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{
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int i;
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STACK_OF(X509_LOOKUP) *sk;
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X509_LOOKUP *lu;
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if (vfy == NULL)
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return;
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CRYPTO_DOWN_REF(&vfy->references, &i, vfy->lock);
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REF_PRINT_COUNT("X509_STORE", vfy);
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if (i > 0)
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return;
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REF_ASSERT_ISNT(i < 0);
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sk = vfy->get_cert_methods;
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for (i = 0; i < sk_X509_LOOKUP_num(sk); i++) {
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lu = sk_X509_LOOKUP_value(sk, i);
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X509_LOOKUP_shutdown(lu);
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X509_LOOKUP_free(lu);
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}
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sk_X509_LOOKUP_free(sk);
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sk_X509_OBJECT_pop_free(vfy->objs, X509_OBJECT_free);
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CRYPTO_free_ex_data(CRYPTO_EX_INDEX_X509_STORE, vfy, &vfy->ex_data);
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X509_VERIFY_PARAM_free(vfy->param);
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CRYPTO_THREAD_lock_free(vfy->lock);
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OPENSSL_free(vfy);
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}
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int X509_STORE_up_ref(X509_STORE *vfy)
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{
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int i;
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if (CRYPTO_UP_REF(&vfy->references, &i, vfy->lock) <= 0)
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return 0;
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REF_PRINT_COUNT("X509_STORE", vfy);
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REF_ASSERT_ISNT(i < 2);
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return ((i > 1) ? 1 : 0);
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}
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X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m)
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{
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int i;
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STACK_OF(X509_LOOKUP) *sk;
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X509_LOOKUP *lu;
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sk = v->get_cert_methods;
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for (i = 0; i < sk_X509_LOOKUP_num(sk); i++) {
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lu = sk_X509_LOOKUP_value(sk, i);
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if (m == lu->method) {
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return lu;
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}
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}
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/* a new one */
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lu = X509_LOOKUP_new(m);
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if (lu == NULL) {
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ERR_raise(ERR_LIB_X509, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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lu->store_ctx = v;
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if (sk_X509_LOOKUP_push(v->get_cert_methods, lu))
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return lu;
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/* malloc failed */
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ERR_raise(ERR_LIB_X509, ERR_R_MALLOC_FAILURE);
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X509_LOOKUP_free(lu);
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return NULL;
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}
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X509_OBJECT *X509_STORE_CTX_get_obj_by_subject(X509_STORE_CTX *vs,
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X509_LOOKUP_TYPE type,
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const X509_NAME *name)
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{
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X509_OBJECT *ret = X509_OBJECT_new();
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if (ret == NULL)
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return NULL;
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if (!X509_STORE_CTX_get_by_subject(vs, type, name, ret)) {
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X509_OBJECT_free(ret);
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return NULL;
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}
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return ret;
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}
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/* Also fill the cache with all matching certificates */
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int X509_STORE_CTX_get_by_subject(const X509_STORE_CTX *vs,
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X509_LOOKUP_TYPE type,
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const X509_NAME *name, X509_OBJECT *ret)
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{
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X509_STORE *store = vs->store;
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X509_LOOKUP *lu;
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X509_OBJECT stmp, *tmp;
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int i, j;
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if (store == NULL)
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return 0;
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stmp.type = X509_LU_NONE;
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stmp.data.ptr = NULL;
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X509_STORE_lock(store);
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tmp = X509_OBJECT_retrieve_by_subject(store->objs, type, name);
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X509_STORE_unlock(store);
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if (tmp == NULL || type == X509_LU_CRL) {
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for (i = 0; i < sk_X509_LOOKUP_num(store->get_cert_methods); i++) {
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lu = sk_X509_LOOKUP_value(store->get_cert_methods, i);
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j = X509_LOOKUP_by_subject_ex(lu, type, name, &stmp, vs->libctx,
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vs->propq);
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if (j) {
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tmp = &stmp;
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break;
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}
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}
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if (tmp == NULL)
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return 0;
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}
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if (!X509_OBJECT_up_ref_count(tmp))
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return 0;
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ret->type = tmp->type;
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ret->data.ptr = tmp->data.ptr;
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return 1;
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}
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static int x509_store_add(X509_STORE *store, void *x, int crl) {
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X509_OBJECT *obj;
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int ret = 0, added = 0;
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if (x == NULL)
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return 0;
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obj = X509_OBJECT_new();
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if (obj == NULL)
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return 0;
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if (crl) {
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obj->type = X509_LU_CRL;
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obj->data.crl = (X509_CRL *)x;
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} else {
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obj->type = X509_LU_X509;
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obj->data.x509 = (X509 *)x;
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}
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if (!X509_OBJECT_up_ref_count(obj)) {
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obj->type = X509_LU_NONE;
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X509_OBJECT_free(obj);
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return 0;
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}
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X509_STORE_lock(store);
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if (X509_OBJECT_retrieve_match(store->objs, obj)) {
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ret = 1;
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} else {
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added = sk_X509_OBJECT_push(store->objs, obj);
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ret = added != 0;
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}
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X509_STORE_unlock(store);
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if (added == 0) /* obj not pushed */
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X509_OBJECT_free(obj);
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return ret;
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}
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int X509_STORE_add_cert(X509_STORE *ctx, X509 *x)
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{
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if (!x509_store_add(ctx, x, 0)) {
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ERR_raise(ERR_LIB_X509, ERR_R_MALLOC_FAILURE);
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return 0;
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}
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return 1;
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}
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int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x)
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{
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if (!x509_store_add(ctx, x, 1)) {
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ERR_raise(ERR_LIB_X509, ERR_R_MALLOC_FAILURE);
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return 0;
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}
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return 1;
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}
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int X509_OBJECT_up_ref_count(X509_OBJECT *a)
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{
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switch (a->type) {
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case X509_LU_NONE:
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break;
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case X509_LU_X509:
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return X509_up_ref(a->data.x509);
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case X509_LU_CRL:
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return X509_CRL_up_ref(a->data.crl);
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}
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return 1;
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}
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X509 *X509_OBJECT_get0_X509(const X509_OBJECT *a)
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{
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if (a == NULL || a->type != X509_LU_X509)
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return NULL;
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return a->data.x509;
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}
|
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|
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X509_CRL *X509_OBJECT_get0_X509_CRL(const X509_OBJECT *a)
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{
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if (a == NULL || a->type != X509_LU_CRL)
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return NULL;
|
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return a->data.crl;
|
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}
|
|
|
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X509_LOOKUP_TYPE X509_OBJECT_get_type(const X509_OBJECT *a)
|
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{
|
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return a->type;
|
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}
|
|
|
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X509_OBJECT *X509_OBJECT_new(void)
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{
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X509_OBJECT *ret = OPENSSL_zalloc(sizeof(*ret));
|
|
|
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if (ret == NULL) {
|
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ERR_raise(ERR_LIB_X509, ERR_R_MALLOC_FAILURE);
|
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return NULL;
|
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}
|
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ret->type = X509_LU_NONE;
|
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return ret;
|
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}
|
|
|
|
static void x509_object_free_internal(X509_OBJECT *a)
|
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{
|
|
if (a == NULL)
|
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return;
|
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switch (a->type) {
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case X509_LU_NONE:
|
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break;
|
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case X509_LU_X509:
|
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X509_free(a->data.x509);
|
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break;
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case X509_LU_CRL:
|
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X509_CRL_free(a->data.crl);
|
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break;
|
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}
|
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}
|
|
|
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int X509_OBJECT_set1_X509(X509_OBJECT *a, X509 *obj)
|
|
{
|
|
if (a == NULL || !X509_up_ref(obj))
|
|
return 0;
|
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|
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x509_object_free_internal(a);
|
|
a->type = X509_LU_X509;
|
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a->data.x509 = obj;
|
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return 1;
|
|
}
|
|
|
|
int X509_OBJECT_set1_X509_CRL(X509_OBJECT *a, X509_CRL *obj)
|
|
{
|
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if (a == NULL || !X509_CRL_up_ref(obj))
|
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return 0;
|
|
|
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x509_object_free_internal(a);
|
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a->type = X509_LU_CRL;
|
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a->data.crl = obj;
|
|
return 1;
|
|
}
|
|
|
|
void X509_OBJECT_free(X509_OBJECT *a)
|
|
{
|
|
x509_object_free_internal(a);
|
|
OPENSSL_free(a);
|
|
}
|
|
|
|
static int x509_object_idx_cnt(STACK_OF(X509_OBJECT) *h, X509_LOOKUP_TYPE type,
|
|
const X509_NAME *name, int *pnmatch)
|
|
{
|
|
X509_OBJECT stmp;
|
|
X509 x509_s;
|
|
X509_CRL crl_s;
|
|
int idx;
|
|
|
|
stmp.type = type;
|
|
switch (type) {
|
|
case X509_LU_X509:
|
|
stmp.data.x509 = &x509_s;
|
|
x509_s.cert_info.subject = (X509_NAME *)name; /* won't modify it */
|
|
break;
|
|
case X509_LU_CRL:
|
|
stmp.data.crl = &crl_s;
|
|
crl_s.crl.issuer = (X509_NAME *)name; /* won't modify it */
|
|
break;
|
|
case X509_LU_NONE:
|
|
/* 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, X509_LOOKUP_TYPE type,
|
|
const X509_NAME *name)
|
|
{
|
|
return x509_object_idx_cnt(h, type, name, NULL);
|
|
}
|
|
|
|
X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h,
|
|
X509_LOOKUP_TYPE type,
|
|
const 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_OBJECT) *X509_STORE_get0_objects(const X509_STORE *v)
|
|
{
|
|
return v->objs;
|
|
}
|
|
|
|
/* TODO param type could be constified as change to lock is intermittent */
|
|
STACK_OF(X509) *X509_STORE_get1_all_certs(X509_STORE *store)
|
|
{
|
|
STACK_OF(X509) *sk;
|
|
STACK_OF(X509_OBJECT) *objs;
|
|
int i;
|
|
|
|
if (store == NULL) {
|
|
ERR_raise(ERR_LIB_X509, ERR_R_PASSED_NULL_PARAMETER);
|
|
return NULL;
|
|
}
|
|
if ((sk = sk_X509_new_null()) == NULL)
|
|
return NULL;
|
|
X509_STORE_lock(store);
|
|
objs = X509_STORE_get0_objects(store);
|
|
for (i = 0; i < sk_X509_OBJECT_num(objs); i++) {
|
|
X509 *cert = X509_OBJECT_get0_X509(sk_X509_OBJECT_value(objs, i));
|
|
|
|
if (cert != NULL
|
|
&& !X509_add_cert(sk, cert, X509_ADD_FLAG_UP_REF))
|
|
goto err;
|
|
}
|
|
X509_STORE_unlock(store);
|
|
return sk;
|
|
|
|
err:
|
|
X509_STORE_unlock(store);
|
|
sk_X509_pop_free(sk, X509_free);
|
|
return NULL;
|
|
}
|
|
|
|
STACK_OF(X509) *X509_STORE_CTX_get1_certs(X509_STORE_CTX *ctx,
|
|
const X509_NAME *nm)
|
|
{
|
|
int i, idx, cnt;
|
|
STACK_OF(X509) *sk = NULL;
|
|
X509 *x;
|
|
X509_OBJECT *obj;
|
|
X509_STORE *store = ctx->store;
|
|
|
|
if (store == NULL)
|
|
return NULL;
|
|
|
|
X509_STORE_lock(store);
|
|
idx = x509_object_idx_cnt(store->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 = X509_OBJECT_new();
|
|
|
|
X509_STORE_unlock(store);
|
|
|
|
if (xobj == NULL)
|
|
return NULL;
|
|
if (!X509_STORE_CTX_get_by_subject(ctx, X509_LU_X509, nm, xobj)) {
|
|
X509_OBJECT_free(xobj);
|
|
return NULL;
|
|
}
|
|
X509_OBJECT_free(xobj);
|
|
X509_STORE_lock(store);
|
|
idx = x509_object_idx_cnt(store->objs, X509_LU_X509, nm, &cnt);
|
|
if (idx < 0) {
|
|
X509_STORE_unlock(store);
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
sk = sk_X509_new_null();
|
|
for (i = 0; i < cnt; i++, idx++) {
|
|
obj = sk_X509_OBJECT_value(store->objs, idx);
|
|
x = obj->data.x509;
|
|
if (!X509_add_cert(sk, x, X509_ADD_FLAG_UP_REF)) {
|
|
X509_STORE_unlock(store);
|
|
sk_X509_pop_free(sk, X509_free);
|
|
return NULL;
|
|
}
|
|
}
|
|
X509_STORE_unlock(store);
|
|
return sk;
|
|
}
|
|
|
|
STACK_OF(X509_CRL) *X509_STORE_CTX_get1_crls(const X509_STORE_CTX *ctx,
|
|
const X509_NAME *nm)
|
|
{
|
|
int i, idx, cnt;
|
|
STACK_OF(X509_CRL) *sk = sk_X509_CRL_new_null();
|
|
X509_CRL *x;
|
|
X509_OBJECT *obj, *xobj = X509_OBJECT_new();
|
|
X509_STORE *store = ctx->store;
|
|
|
|
/* Always do lookup to possibly add new CRLs to cache */
|
|
if (sk == NULL
|
|
|| xobj == NULL
|
|
|| store == NULL
|
|
|| !X509_STORE_CTX_get_by_subject(ctx, X509_LU_CRL, nm, xobj)) {
|
|
X509_OBJECT_free(xobj);
|
|
sk_X509_CRL_free(sk);
|
|
return NULL;
|
|
}
|
|
X509_OBJECT_free(xobj);
|
|
X509_STORE_lock(store);
|
|
idx = x509_object_idx_cnt(store->objs, X509_LU_CRL, nm, &cnt);
|
|
if (idx < 0) {
|
|
X509_STORE_unlock(store);
|
|
sk_X509_CRL_free(sk);
|
|
return NULL;
|
|
}
|
|
|
|
for (i = 0; i < cnt; i++, idx++) {
|
|
obj = sk_X509_OBJECT_value(store->objs, idx);
|
|
x = obj->data.crl;
|
|
if (!X509_CRL_up_ref(x)) {
|
|
X509_STORE_unlock(store);
|
|
sk_X509_CRL_pop_free(sk, X509_CRL_free);
|
|
return NULL;
|
|
}
|
|
if (!sk_X509_CRL_push(sk, x)) {
|
|
X509_STORE_unlock(store);
|
|
X509_CRL_free(x);
|
|
sk_X509_CRL_pop_free(sk, X509_CRL_free);
|
|
return NULL;
|
|
}
|
|
}
|
|
X509_STORE_unlock(store);
|
|
return sk;
|
|
}
|
|
|
|
X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h,
|
|
X509_OBJECT *x)
|
|
{
|
|
int idx, i, num;
|
|
X509_OBJECT *obj;
|
|
|
|
idx = sk_X509_OBJECT_find(h, x);
|
|
if (idx < 0)
|
|
return NULL;
|
|
if ((x->type != X509_LU_X509) && (x->type != X509_LU_CRL))
|
|
return sk_X509_OBJECT_value(h, idx);
|
|
for (i = idx, num = sk_X509_OBJECT_num(h); i < num; 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) == 0)
|
|
return obj;
|
|
} else
|
|
return obj;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
/*-
|
|
* Try to get issuer cert from |ctx->store| matching the subject name of |x|.
|
|
* Prefer the first non-expired one, else take the most recently expired one.
|
|
*
|
|
* 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)
|
|
{
|
|
const X509_NAME *xn;
|
|
X509_OBJECT *obj = X509_OBJECT_new(), *pobj = NULL;
|
|
X509_STORE *store = ctx->store;
|
|
int i, ok, idx, ret;
|
|
|
|
if (obj == NULL)
|
|
return -1;
|
|
*issuer = NULL;
|
|
xn = X509_get_issuer_name(x);
|
|
ok = X509_STORE_CTX_get_by_subject(ctx, X509_LU_X509, xn, obj);
|
|
if (ok != 1) {
|
|
X509_OBJECT_free(obj);
|
|
return 0;
|
|
}
|
|
/* If certificate matches and is currently valid all OK */
|
|
if (ctx->check_issued(ctx, x, obj->data.x509)) {
|
|
if (x509_check_cert_time(ctx, obj->data.x509, -1)) {
|
|
*issuer = obj->data.x509;
|
|
if (!X509_up_ref(*issuer)) {
|
|
*issuer = NULL;
|
|
ok = -1;
|
|
}
|
|
X509_OBJECT_free(obj);
|
|
return ok;
|
|
}
|
|
}
|
|
X509_OBJECT_free(obj);
|
|
|
|
/*
|
|
* Due to limitations of the API this can only retrieve a single cert.
|
|
* However it will fill the cache with all matching certificates,
|
|
* so we can examine the cache for all matches.
|
|
*/
|
|
if (store == NULL)
|
|
return 0;
|
|
|
|
/* Find index of first currently valid cert accepted by 'check_issued' */
|
|
ret = 0;
|
|
X509_STORE_lock(store);
|
|
idx = X509_OBJECT_idx_by_subject(store->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(store->objs); i++) {
|
|
pobj = sk_X509_OBJECT_value(store->objs, i);
|
|
/* See if we've run past the matches */
|
|
if (pobj->type != X509_LU_X509)
|
|
break;
|
|
if (X509_NAME_cmp(X509_get_subject_name(pobj->data.x509), xn) != 0)
|
|
break; /* Not more cert matches xn */
|
|
if (ctx->check_issued(ctx, x, pobj->data.x509)) {
|
|
ret = 1;
|
|
/* If times check fine, exit with match, else keep looking. */
|
|
if (x509_check_cert_time(ctx, pobj->data.x509, -1)) {
|
|
*issuer = pobj->data.x509;
|
|
break;
|
|
}
|
|
/*
|
|
* Leave the so far most recently expired match in *issuer
|
|
* so we return nearest match if no certificate time is OK.
|
|
*/
|
|
if (*issuer == NULL
|
|
|| ASN1_TIME_compare(X509_get0_notAfter(pobj->data.x509),
|
|
X509_get0_notAfter(*issuer)) > 0)
|
|
*issuer = pobj->data.x509;
|
|
}
|
|
}
|
|
}
|
|
if (*issuer != NULL && !X509_up_ref(*issuer)) {
|
|
*issuer = NULL;
|
|
ret = -1;
|
|
}
|
|
X509_STORE_unlock(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, const X509_VERIFY_PARAM *param)
|
|
{
|
|
return X509_VERIFY_PARAM_set1(ctx->param, param);
|
|
}
|
|
|
|
X509_VERIFY_PARAM *X509_STORE_get0_param(const X509_STORE *ctx)
|
|
{
|
|
return ctx->param;
|
|
}
|
|
|
|
void X509_STORE_set_verify(X509_STORE *ctx, X509_STORE_CTX_verify_fn verify)
|
|
{
|
|
ctx->verify = verify;
|
|
}
|
|
|
|
X509_STORE_CTX_verify_fn X509_STORE_get_verify(const X509_STORE *ctx)
|
|
{
|
|
return ctx->verify;
|
|
}
|
|
|
|
void X509_STORE_set_verify_cb(X509_STORE *ctx,
|
|
X509_STORE_CTX_verify_cb verify_cb)
|
|
{
|
|
ctx->verify_cb = verify_cb;
|
|
}
|
|
|
|
X509_STORE_CTX_verify_cb X509_STORE_get_verify_cb(const X509_STORE *ctx)
|
|
{
|
|
return ctx->verify_cb;
|
|
}
|
|
|
|
void X509_STORE_set_get_issuer(X509_STORE *ctx,
|
|
X509_STORE_CTX_get_issuer_fn get_issuer)
|
|
{
|
|
ctx->get_issuer = get_issuer;
|
|
}
|
|
|
|
X509_STORE_CTX_get_issuer_fn X509_STORE_get_get_issuer(const X509_STORE *ctx)
|
|
{
|
|
return ctx->get_issuer;
|
|
}
|
|
|
|
void X509_STORE_set_check_issued(X509_STORE *ctx,
|
|
X509_STORE_CTX_check_issued_fn check_issued)
|
|
{
|
|
ctx->check_issued = check_issued;
|
|
}
|
|
|
|
X509_STORE_CTX_check_issued_fn X509_STORE_get_check_issued(const X509_STORE *ctx)
|
|
{
|
|
return ctx->check_issued;
|
|
}
|
|
|
|
void X509_STORE_set_check_revocation(X509_STORE *ctx,
|
|
X509_STORE_CTX_check_revocation_fn check_revocation)
|
|
{
|
|
ctx->check_revocation = check_revocation;
|
|
}
|
|
|
|
X509_STORE_CTX_check_revocation_fn X509_STORE_get_check_revocation(const X509_STORE *ctx)
|
|
{
|
|
return ctx->check_revocation;
|
|
}
|
|
|
|
void X509_STORE_set_get_crl(X509_STORE *ctx,
|
|
X509_STORE_CTX_get_crl_fn get_crl)
|
|
{
|
|
ctx->get_crl = get_crl;
|
|
}
|
|
|
|
X509_STORE_CTX_get_crl_fn X509_STORE_get_get_crl(const X509_STORE *ctx)
|
|
{
|
|
return ctx->get_crl;
|
|
}
|
|
|
|
void X509_STORE_set_check_crl(X509_STORE *ctx,
|
|
X509_STORE_CTX_check_crl_fn check_crl)
|
|
{
|
|
ctx->check_crl = check_crl;
|
|
}
|
|
|
|
X509_STORE_CTX_check_crl_fn X509_STORE_get_check_crl(const X509_STORE *ctx)
|
|
{
|
|
return ctx->check_crl;
|
|
}
|
|
|
|
void X509_STORE_set_cert_crl(X509_STORE *ctx,
|
|
X509_STORE_CTX_cert_crl_fn cert_crl)
|
|
{
|
|
ctx->cert_crl = cert_crl;
|
|
}
|
|
|
|
X509_STORE_CTX_cert_crl_fn X509_STORE_get_cert_crl(const X509_STORE *ctx)
|
|
{
|
|
return ctx->cert_crl;
|
|
}
|
|
|
|
void X509_STORE_set_check_policy(X509_STORE *ctx,
|
|
X509_STORE_CTX_check_policy_fn check_policy)
|
|
{
|
|
ctx->check_policy = check_policy;
|
|
}
|
|
|
|
X509_STORE_CTX_check_policy_fn X509_STORE_get_check_policy(const X509_STORE *ctx)
|
|
{
|
|
return ctx->check_policy;
|
|
}
|
|
|
|
void X509_STORE_set_lookup_certs(X509_STORE *ctx,
|
|
X509_STORE_CTX_lookup_certs_fn lookup_certs)
|
|
{
|
|
ctx->lookup_certs = lookup_certs;
|
|
}
|
|
|
|
X509_STORE_CTX_lookup_certs_fn X509_STORE_get_lookup_certs(const X509_STORE *ctx)
|
|
{
|
|
return ctx->lookup_certs;
|
|
}
|
|
|
|
void X509_STORE_set_lookup_crls(X509_STORE *ctx,
|
|
X509_STORE_CTX_lookup_crls_fn lookup_crls)
|
|
{
|
|
ctx->lookup_crls = lookup_crls;
|
|
}
|
|
|
|
X509_STORE_CTX_lookup_crls_fn X509_STORE_get_lookup_crls(const X509_STORE *ctx)
|
|
{
|
|
return ctx->lookup_crls;
|
|
}
|
|
|
|
void X509_STORE_set_cleanup(X509_STORE *ctx,
|
|
X509_STORE_CTX_cleanup_fn ctx_cleanup)
|
|
{
|
|
ctx->cleanup = ctx_cleanup;
|
|
}
|
|
|
|
X509_STORE_CTX_cleanup_fn X509_STORE_get_cleanup(const X509_STORE *ctx)
|
|
{
|
|
return ctx->cleanup;
|
|
}
|
|
|
|
int X509_STORE_set_ex_data(X509_STORE *ctx, int idx, void *data)
|
|
{
|
|
return CRYPTO_set_ex_data(&ctx->ex_data, idx, data);
|
|
}
|
|
|
|
void *X509_STORE_get_ex_data(const X509_STORE *ctx, int idx)
|
|
{
|
|
return CRYPTO_get_ex_data(&ctx->ex_data, idx);
|
|
}
|
|
|
|
X509_STORE *X509_STORE_CTX_get0_store(const X509_STORE_CTX *ctx)
|
|
{
|
|
return ctx->store;
|
|
}
|