diff options
Diffstat (limited to 'openssl/crypto/engine/eng_lib.c')
| -rw-r--r-- | openssl/crypto/engine/eng_lib.c | 332 |
1 files changed, 0 insertions, 332 deletions
diff --git a/openssl/crypto/engine/eng_lib.c b/openssl/crypto/engine/eng_lib.c deleted file mode 100644 index 18a66646..00000000 --- a/openssl/crypto/engine/eng_lib.c +++ /dev/null @@ -1,332 +0,0 @@ -/* crypto/engine/eng_lib.c */ -/* Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL - * project 2000. - */ -/* ==================================================================== - * Copyright (c) 1999-2001 The OpenSSL Project. All rights reserved. - * - * 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 above 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 acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" - * - * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to - * endorse or promote products derived from this software without - * prior written permission. For written permission, please contact - * licensing@OpenSSL.org. - * - * 5. Products derived from this software may not be called "OpenSSL" - * nor may "OpenSSL" appear in their names without prior written - * permission of the OpenSSL Project. - * - * 6. Redistributions of any form whatsoever must retain the following - * acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" - * - * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY - * EXPRESSED 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 OpenSSL PROJECT OR - * ITS 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. - * ==================================================================== - * - * This product includes cryptographic software written by Eric Young - * (eay@cryptsoft.com). This product includes software written by Tim - * Hudson (tjh@cryptsoft.com). - * - */ - -#include "eng_int.h" -#include <openssl/rand.h> - -/* The "new"/"free" stuff first */ - -ENGINE *ENGINE_new(void) - { - ENGINE *ret; - - ret = (ENGINE *)OPENSSL_malloc(sizeof(ENGINE)); - if(ret == NULL) - { - ENGINEerr(ENGINE_F_ENGINE_NEW, ERR_R_MALLOC_FAILURE); - return NULL; - } - memset(ret, 0, sizeof(ENGINE)); - ret->struct_ref = 1; - engine_ref_debug(ret, 0, 1) - CRYPTO_new_ex_data(CRYPTO_EX_INDEX_ENGINE, ret, &ret->ex_data); - return ret; - } - -/* Placed here (close proximity to ENGINE_new) so that modifications to the - * elements of the ENGINE structure are more likely to be caught and changed - * here. */ -void engine_set_all_null(ENGINE *e) - { - e->id = NULL; - e->name = NULL; - e->rsa_meth = NULL; - e->dsa_meth = NULL; - e->dh_meth = NULL; - e->rand_meth = NULL; - e->store_meth = NULL; - e->ciphers = NULL; - e->digests = NULL; - e->destroy = NULL; - e->init = NULL; - e->finish = NULL; - e->ctrl = NULL; - e->load_privkey = NULL; - e->load_pubkey = NULL; - e->cmd_defns = NULL; - e->flags = 0; - } - -int engine_free_util(ENGINE *e, int locked) - { - int i; - - if(e == NULL) - { - ENGINEerr(ENGINE_F_ENGINE_FREE_UTIL, - ERR_R_PASSED_NULL_PARAMETER); - return 0; - } - if(locked) - i = CRYPTO_add(&e->struct_ref,-1,CRYPTO_LOCK_ENGINE); - else - i = --e->struct_ref; - engine_ref_debug(e, 0, -1) - if (i > 0) return 1; -#ifdef REF_CHECK - if (i < 0) - { - fprintf(stderr,"ENGINE_free, bad structural reference count\n"); - abort(); - } -#endif - /* Free up any dynamically allocated public key methods */ - engine_pkey_meths_free(e); - engine_pkey_asn1_meths_free(e); - /* Give the ENGINE a chance to do any structural cleanup corresponding - * to allocation it did in its constructor (eg. unload error strings) */ - if(e->destroy) - e->destroy(e); - CRYPTO_free_ex_data(CRYPTO_EX_INDEX_ENGINE, e, &e->ex_data); - OPENSSL_free(e); - return 1; - } - -int ENGINE_free(ENGINE *e) - { - return engine_free_util(e, 1); - } - -/* Cleanup stuff */ - -/* ENGINE_cleanup() is coded such that anything that does work that will need - * cleanup can register a "cleanup" callback here. That way we don't get linker - * bloat by referring to all *possible* cleanups, but any linker bloat into code - * "X" will cause X's cleanup function to end up here. */ -static STACK_OF(ENGINE_CLEANUP_ITEM) *cleanup_stack = NULL; -static int int_cleanup_check(int create) - { - if(cleanup_stack) return 1; - if(!create) return 0; - cleanup_stack = sk_ENGINE_CLEANUP_ITEM_new_null(); - return (cleanup_stack ? 1 : 0); - } -static ENGINE_CLEANUP_ITEM *int_cleanup_item(ENGINE_CLEANUP_CB *cb) - { - ENGINE_CLEANUP_ITEM *item = OPENSSL_malloc(sizeof( - ENGINE_CLEANUP_ITEM)); - if(!item) return NULL; - item->cb = cb; - return item; - } -void engine_cleanup_add_first(ENGINE_CLEANUP_CB *cb) - { - ENGINE_CLEANUP_ITEM *item; - if(!int_cleanup_check(1)) return; - item = int_cleanup_item(cb); - if(item) - sk_ENGINE_CLEANUP_ITEM_insert(cleanup_stack, item, 0); - } -void engine_cleanup_add_last(ENGINE_CLEANUP_CB *cb) - { - ENGINE_CLEANUP_ITEM *item; - if(!int_cleanup_check(1)) return; - item = int_cleanup_item(cb); - if(item) - sk_ENGINE_CLEANUP_ITEM_push(cleanup_stack, item); - } -/* The API function that performs all cleanup */ -static void engine_cleanup_cb_free(ENGINE_CLEANUP_ITEM *item) - { - (*(item->cb))(); - OPENSSL_free(item); - } -void ENGINE_cleanup(void) - { - if(int_cleanup_check(0)) - { - sk_ENGINE_CLEANUP_ITEM_pop_free(cleanup_stack, - engine_cleanup_cb_free); - cleanup_stack = NULL; - } - /* FIXME: This should be handled (somehow) through RAND, eg. by it - * registering a cleanup callback. */ - RAND_set_rand_method(NULL); - } - -/* Now the "ex_data" support */ - -int ENGINE_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func, - CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func) - { - return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_ENGINE, argl, argp, - new_func, dup_func, free_func); - } - -int ENGINE_set_ex_data(ENGINE *e, int idx, void *arg) - { - return(CRYPTO_set_ex_data(&e->ex_data, idx, arg)); - } - -void *ENGINE_get_ex_data(const ENGINE *e, int idx) - { - return(CRYPTO_get_ex_data(&e->ex_data, idx)); - } - -/* Functions to get/set an ENGINE's elements - mainly to avoid exposing the - * ENGINE structure itself. */ - -int ENGINE_set_id(ENGINE *e, const char *id) - { - if(id == NULL) - { - ENGINEerr(ENGINE_F_ENGINE_SET_ID, - ERR_R_PASSED_NULL_PARAMETER); - return 0; - } - e->id = id; - return 1; - } - -int ENGINE_set_name(ENGINE *e, const char *name) - { - if(name == NULL) - { - ENGINEerr(ENGINE_F_ENGINE_SET_NAME, - ERR_R_PASSED_NULL_PARAMETER); - return 0; - } - e->name = name; - return 1; - } - -int ENGINE_set_destroy_function(ENGINE *e, ENGINE_GEN_INT_FUNC_PTR destroy_f) - { - e->destroy = destroy_f; - return 1; - } - -int ENGINE_set_init_function(ENGINE *e, ENGINE_GEN_INT_FUNC_PTR init_f) - { - e->init = init_f; - return 1; - } - -int ENGINE_set_finish_function(ENGINE *e, ENGINE_GEN_INT_FUNC_PTR finish_f) - { - e->finish = finish_f; - return 1; - } - -int ENGINE_set_ctrl_function(ENGINE *e, ENGINE_CTRL_FUNC_PTR ctrl_f) - { - e->ctrl = ctrl_f; - return 1; - } - -int ENGINE_set_flags(ENGINE *e, int flags) - { - e->flags = flags; - return 1; - } - -int ENGINE_set_cmd_defns(ENGINE *e, const ENGINE_CMD_DEFN *defns) - { - e->cmd_defns = defns; - return 1; - } - -const char *ENGINE_get_id(const ENGINE *e) - { - return e->id; - } - -const char *ENGINE_get_name(const ENGINE *e) - { - return e->name; - } - -ENGINE_GEN_INT_FUNC_PTR ENGINE_get_destroy_function(const ENGINE *e) - { - return e->destroy; - } - -ENGINE_GEN_INT_FUNC_PTR ENGINE_get_init_function(const ENGINE *e) - { - return e->init; - } - -ENGINE_GEN_INT_FUNC_PTR ENGINE_get_finish_function(const ENGINE *e) - { - return e->finish; - } - -ENGINE_CTRL_FUNC_PTR ENGINE_get_ctrl_function(const ENGINE *e) - { - return e->ctrl; - } - -int ENGINE_get_flags(const ENGINE *e) - { - return e->flags; - } - -const ENGINE_CMD_DEFN *ENGINE_get_cmd_defns(const ENGINE *e) - { - return e->cmd_defns; - } - -/* eng_lib.o is pretty much linked into anything that touches ENGINE already, so - * put the "static_state" hack here. */ - -static int internal_static_hack = 0; - -void *ENGINE_get_static_state(void) - { - return &internal_static_hack; - } |