Index: openssl/crypto/engine/eng_dyn.c |
diff --git a/openssl/crypto/engine/eng_dyn.c b/openssl/crypto/engine/eng_dyn.c |
deleted file mode 100644 |
index 8fb8634e3ede2bdc3305722cea4274e1e07b8149..0000000000000000000000000000000000000000 |
--- a/openssl/crypto/engine/eng_dyn.c |
+++ /dev/null |
@@ -1,551 +0,0 @@ |
-/* crypto/engine/eng_dyn.c */ |
-/* Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL |
- * project 2001. |
- */ |
-/* ==================================================================== |
- * 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/dso.h> |
- |
-/* Shared libraries implementing ENGINEs for use by the "dynamic" ENGINE loader |
- * should implement the hook-up functions with the following prototypes. */ |
- |
-/* Our ENGINE handlers */ |
-static int dynamic_init(ENGINE *e); |
-static int dynamic_finish(ENGINE *e); |
-static int dynamic_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void)); |
-/* Predeclare our context type */ |
-typedef struct st_dynamic_data_ctx dynamic_data_ctx; |
-/* The implementation for the important control command */ |
-static int dynamic_load(ENGINE *e, dynamic_data_ctx *ctx); |
- |
-#define DYNAMIC_CMD_SO_PATH ENGINE_CMD_BASE |
-#define DYNAMIC_CMD_NO_VCHECK (ENGINE_CMD_BASE + 1) |
-#define DYNAMIC_CMD_ID (ENGINE_CMD_BASE + 2) |
-#define DYNAMIC_CMD_LIST_ADD (ENGINE_CMD_BASE + 3) |
-#define DYNAMIC_CMD_DIR_LOAD (ENGINE_CMD_BASE + 4) |
-#define DYNAMIC_CMD_DIR_ADD (ENGINE_CMD_BASE + 5) |
-#define DYNAMIC_CMD_LOAD (ENGINE_CMD_BASE + 6) |
- |
-/* The constants used when creating the ENGINE */ |
-static const char *engine_dynamic_id = "dynamic"; |
-static const char *engine_dynamic_name = "Dynamic engine loading support"; |
-static const ENGINE_CMD_DEFN dynamic_cmd_defns[] = { |
- {DYNAMIC_CMD_SO_PATH, |
- "SO_PATH", |
- "Specifies the path to the new ENGINE shared library", |
- ENGINE_CMD_FLAG_STRING}, |
- {DYNAMIC_CMD_NO_VCHECK, |
- "NO_VCHECK", |
- "Specifies to continue even if version checking fails (boolean)", |
- ENGINE_CMD_FLAG_NUMERIC}, |
- {DYNAMIC_CMD_ID, |
- "ID", |
- "Specifies an ENGINE id name for loading", |
- ENGINE_CMD_FLAG_STRING}, |
- {DYNAMIC_CMD_LIST_ADD, |
- "LIST_ADD", |
- "Whether to add a loaded ENGINE to the internal list (0=no,1=yes,2=mandatory)", |
- ENGINE_CMD_FLAG_NUMERIC}, |
- {DYNAMIC_CMD_DIR_LOAD, |
- "DIR_LOAD", |
- "Specifies whether to load from 'DIR_ADD' directories (0=no,1=yes,2=mandatory)", |
- ENGINE_CMD_FLAG_NUMERIC}, |
- {DYNAMIC_CMD_DIR_ADD, |
- "DIR_ADD", |
- "Adds a directory from which ENGINEs can be loaded", |
- ENGINE_CMD_FLAG_STRING}, |
- {DYNAMIC_CMD_LOAD, |
- "LOAD", |
- "Load up the ENGINE specified by other settings", |
- ENGINE_CMD_FLAG_NO_INPUT}, |
- {0, NULL, NULL, 0} |
- }; |
-static const ENGINE_CMD_DEFN dynamic_cmd_defns_empty[] = { |
- {0, NULL, NULL, 0} |
- }; |
- |
-/* Loading code stores state inside the ENGINE structure via the "ex_data" |
- * element. We load all our state into a single structure and use that as a |
- * single context in the "ex_data" stack. */ |
-struct st_dynamic_data_ctx |
- { |
- /* The DSO object we load that supplies the ENGINE code */ |
- DSO *dynamic_dso; |
- /* The function pointer to the version checking shared library function */ |
- dynamic_v_check_fn v_check; |
- /* The function pointer to the engine-binding shared library function */ |
- dynamic_bind_engine bind_engine; |
- /* The default name/path for loading the shared library */ |
- const char *DYNAMIC_LIBNAME; |
- /* Whether to continue loading on a version check failure */ |
- int no_vcheck; |
- /* If non-NULL, stipulates the 'id' of the ENGINE to be loaded */ |
- const char *engine_id; |
- /* If non-zero, a successfully loaded ENGINE should be added to the internal |
- * ENGINE list. If 2, the add must succeed or the entire load should fail. */ |
- int list_add_value; |
- /* The symbol name for the version checking function */ |
- const char *DYNAMIC_F1; |
- /* The symbol name for the "initialise ENGINE structure" function */ |
- const char *DYNAMIC_F2; |
- /* Whether to never use 'dirs', use 'dirs' as a fallback, or only use |
- * 'dirs' for loading. Default is to use 'dirs' as a fallback. */ |
- int dir_load; |
- /* A stack of directories from which ENGINEs could be loaded */ |
- STACK_OF(OPENSSL_STRING) *dirs; |
- }; |
- |
-/* This is the "ex_data" index we obtain and reserve for use with our context |
- * structure. */ |
-static int dynamic_ex_data_idx = -1; |
- |
-static void int_free_str(char *s) { OPENSSL_free(s); } |
-/* Because our ex_data element may or may not get allocated depending on whether |
- * a "first-use" occurs before the ENGINE is freed, we have a memory leak |
- * problem to solve. We can't declare a "new" handler for the ex_data as we |
- * don't want a dynamic_data_ctx in *all* ENGINE structures of all types (this |
- * is a bug in the design of CRYPTO_EX_DATA). As such, we just declare a "free" |
- * handler and that will get called if an ENGINE is being destroyed and there |
- * was an ex_data element corresponding to our context type. */ |
-static void dynamic_data_ctx_free_func(void *parent, void *ptr, |
- CRYPTO_EX_DATA *ad, int idx, long argl, void *argp) |
- { |
- if(ptr) |
- { |
- dynamic_data_ctx *ctx = (dynamic_data_ctx *)ptr; |
- if(ctx->dynamic_dso) |
- DSO_free(ctx->dynamic_dso); |
- if(ctx->DYNAMIC_LIBNAME) |
- OPENSSL_free((void*)ctx->DYNAMIC_LIBNAME); |
- if(ctx->engine_id) |
- OPENSSL_free((void*)ctx->engine_id); |
- if(ctx->dirs) |
- sk_OPENSSL_STRING_pop_free(ctx->dirs, int_free_str); |
- OPENSSL_free(ctx); |
- } |
- } |
- |
-/* Construct the per-ENGINE context. We create it blindly and then use a lock to |
- * check for a race - if so, all but one of the threads "racing" will have |
- * wasted their time. The alternative involves creating everything inside the |
- * lock which is far worse. */ |
-static int dynamic_set_data_ctx(ENGINE *e, dynamic_data_ctx **ctx) |
- { |
- dynamic_data_ctx *c; |
- c = OPENSSL_malloc(sizeof(dynamic_data_ctx)); |
- if(!c) |
- { |
- ENGINEerr(ENGINE_F_DYNAMIC_SET_DATA_CTX,ERR_R_MALLOC_FAILURE); |
- return 0; |
- } |
- memset(c, 0, sizeof(dynamic_data_ctx)); |
- c->dynamic_dso = NULL; |
- c->v_check = NULL; |
- c->bind_engine = NULL; |
- c->DYNAMIC_LIBNAME = NULL; |
- c->no_vcheck = 0; |
- c->engine_id = NULL; |
- c->list_add_value = 0; |
- c->DYNAMIC_F1 = "v_check"; |
- c->DYNAMIC_F2 = "bind_engine"; |
- c->dir_load = 1; |
- c->dirs = sk_OPENSSL_STRING_new_null(); |
- if(!c->dirs) |
- { |
- ENGINEerr(ENGINE_F_DYNAMIC_SET_DATA_CTX,ERR_R_MALLOC_FAILURE); |
- OPENSSL_free(c); |
- return 0; |
- } |
- CRYPTO_w_lock(CRYPTO_LOCK_ENGINE); |
- if((*ctx = (dynamic_data_ctx *)ENGINE_get_ex_data(e, |
- dynamic_ex_data_idx)) == NULL) |
- { |
- /* Good, we're the first */ |
- ENGINE_set_ex_data(e, dynamic_ex_data_idx, c); |
- *ctx = c; |
- c = NULL; |
- } |
- CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE); |
- /* If we lost the race to set the context, c is non-NULL and *ctx is the |
- * context of the thread that won. */ |
- if(c) |
- OPENSSL_free(c); |
- return 1; |
- } |
- |
-/* This function retrieves the context structure from an ENGINE's "ex_data", or |
- * if it doesn't exist yet, sets it up. */ |
-static dynamic_data_ctx *dynamic_get_data_ctx(ENGINE *e) |
- { |
- dynamic_data_ctx *ctx; |
- if(dynamic_ex_data_idx < 0) |
- { |
- /* Create and register the ENGINE ex_data, and associate our |
- * "free" function with it to ensure any allocated contexts get |
- * freed when an ENGINE goes underground. */ |
- int new_idx = ENGINE_get_ex_new_index(0, NULL, NULL, NULL, |
- dynamic_data_ctx_free_func); |
- if(new_idx == -1) |
- { |
- ENGINEerr(ENGINE_F_DYNAMIC_GET_DATA_CTX,ENGINE_R_NO_INDEX); |
- return NULL; |
- } |
- CRYPTO_w_lock(CRYPTO_LOCK_ENGINE); |
- /* Avoid a race by checking again inside this lock */ |
- if(dynamic_ex_data_idx < 0) |
- { |
- /* Good, someone didn't beat us to it */ |
- dynamic_ex_data_idx = new_idx; |
- new_idx = -1; |
- } |
- CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE); |
- /* In theory we could "give back" the index here if |
- * (new_idx>-1), but it's not possible and wouldn't gain us much |
- * if it were. */ |
- } |
- ctx = (dynamic_data_ctx *)ENGINE_get_ex_data(e, dynamic_ex_data_idx); |
- /* Check if the context needs to be created */ |
- if((ctx == NULL) && !dynamic_set_data_ctx(e, &ctx)) |
- /* "set_data" will set errors if necessary */ |
- return NULL; |
- return ctx; |
- } |
- |
-static ENGINE *engine_dynamic(void) |
- { |
- ENGINE *ret = ENGINE_new(); |
- if(!ret) |
- return NULL; |
- if(!ENGINE_set_id(ret, engine_dynamic_id) || |
- !ENGINE_set_name(ret, engine_dynamic_name) || |
- !ENGINE_set_init_function(ret, dynamic_init) || |
- !ENGINE_set_finish_function(ret, dynamic_finish) || |
- !ENGINE_set_ctrl_function(ret, dynamic_ctrl) || |
- !ENGINE_set_flags(ret, ENGINE_FLAGS_BY_ID_COPY) || |
- !ENGINE_set_cmd_defns(ret, dynamic_cmd_defns)) |
- { |
- ENGINE_free(ret); |
- return NULL; |
- } |
- return ret; |
- } |
- |
-void ENGINE_load_dynamic(void) |
- { |
- ENGINE *toadd = engine_dynamic(); |
- if(!toadd) return; |
- ENGINE_add(toadd); |
- /* If the "add" worked, it gets a structural reference. So either way, |
- * we release our just-created reference. */ |
- ENGINE_free(toadd); |
- /* If the "add" didn't work, it was probably a conflict because it was |
- * already added (eg. someone calling ENGINE_load_blah then calling |
- * ENGINE_load_builtin_engines() perhaps). */ |
- ERR_clear_error(); |
- } |
- |
-static int dynamic_init(ENGINE *e) |
- { |
- /* We always return failure - the "dyanamic" engine itself can't be used |
- * for anything. */ |
- return 0; |
- } |
- |
-static int dynamic_finish(ENGINE *e) |
- { |
- /* This should never be called on account of "dynamic_init" always |
- * failing. */ |
- return 0; |
- } |
- |
-static int dynamic_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void)) |
- { |
- dynamic_data_ctx *ctx = dynamic_get_data_ctx(e); |
- int initialised; |
- |
- if(!ctx) |
- { |
- ENGINEerr(ENGINE_F_DYNAMIC_CTRL,ENGINE_R_NOT_LOADED); |
- return 0; |
- } |
- initialised = ((ctx->dynamic_dso == NULL) ? 0 : 1); |
- /* All our control commands require the ENGINE to be uninitialised */ |
- if(initialised) |
- { |
- ENGINEerr(ENGINE_F_DYNAMIC_CTRL, |
- ENGINE_R_ALREADY_LOADED); |
- return 0; |
- } |
- switch(cmd) |
- { |
- case DYNAMIC_CMD_SO_PATH: |
- /* a NULL 'p' or a string of zero-length is the same thing */ |
- if(p && (strlen((const char *)p) < 1)) |
- p = NULL; |
- if(ctx->DYNAMIC_LIBNAME) |
- OPENSSL_free((void*)ctx->DYNAMIC_LIBNAME); |
- if(p) |
- ctx->DYNAMIC_LIBNAME = BUF_strdup(p); |
- else |
- ctx->DYNAMIC_LIBNAME = NULL; |
- return (ctx->DYNAMIC_LIBNAME ? 1 : 0); |
- case DYNAMIC_CMD_NO_VCHECK: |
- ctx->no_vcheck = ((i == 0) ? 0 : 1); |
- return 1; |
- case DYNAMIC_CMD_ID: |
- /* a NULL 'p' or a string of zero-length is the same thing */ |
- if(p && (strlen((const char *)p) < 1)) |
- p = NULL; |
- if(ctx->engine_id) |
- OPENSSL_free((void*)ctx->engine_id); |
- if(p) |
- ctx->engine_id = BUF_strdup(p); |
- else |
- ctx->engine_id = NULL; |
- return (ctx->engine_id ? 1 : 0); |
- case DYNAMIC_CMD_LIST_ADD: |
- if((i < 0) || (i > 2)) |
- { |
- ENGINEerr(ENGINE_F_DYNAMIC_CTRL, |
- ENGINE_R_INVALID_ARGUMENT); |
- return 0; |
- } |
- ctx->list_add_value = (int)i; |
- return 1; |
- case DYNAMIC_CMD_LOAD: |
- return dynamic_load(e, ctx); |
- case DYNAMIC_CMD_DIR_LOAD: |
- if((i < 0) || (i > 2)) |
- { |
- ENGINEerr(ENGINE_F_DYNAMIC_CTRL, |
- ENGINE_R_INVALID_ARGUMENT); |
- return 0; |
- } |
- ctx->dir_load = (int)i; |
- return 1; |
- case DYNAMIC_CMD_DIR_ADD: |
- /* a NULL 'p' or a string of zero-length is the same thing */ |
- if(!p || (strlen((const char *)p) < 1)) |
- { |
- ENGINEerr(ENGINE_F_DYNAMIC_CTRL, |
- ENGINE_R_INVALID_ARGUMENT); |
- return 0; |
- } |
- { |
- char *tmp_str = BUF_strdup(p); |
- if(!tmp_str) |
- { |
- ENGINEerr(ENGINE_F_DYNAMIC_CTRL, |
- ERR_R_MALLOC_FAILURE); |
- return 0; |
- } |
- sk_OPENSSL_STRING_insert(ctx->dirs, tmp_str, -1); |
- } |
- return 1; |
- default: |
- break; |
- } |
- ENGINEerr(ENGINE_F_DYNAMIC_CTRL,ENGINE_R_CTRL_COMMAND_NOT_IMPLEMENTED); |
- return 0; |
- } |
- |
-static int int_load(dynamic_data_ctx *ctx) |
- { |
- int num, loop; |
- /* Unless told not to, try a direct load */ |
- if((ctx->dir_load != 2) && (DSO_load(ctx->dynamic_dso, |
- ctx->DYNAMIC_LIBNAME, NULL, 0) != NULL)) |
- return 1; |
- /* If we're not allowed to use 'dirs' or we have none, fail */ |
- if(!ctx->dir_load || (num = sk_OPENSSL_STRING_num(ctx->dirs)) < 1) |
- return 0; |
- for(loop = 0; loop < num; loop++) |
- { |
- const char *s = sk_OPENSSL_STRING_value(ctx->dirs, loop); |
- char *merge = DSO_merge(ctx->dynamic_dso, ctx->DYNAMIC_LIBNAME, s); |
- if(!merge) |
- return 0; |
- if(DSO_load(ctx->dynamic_dso, merge, NULL, 0)) |
- { |
- /* Found what we're looking for */ |
- OPENSSL_free(merge); |
- /* Previous failed loop iterations, if any, will have resulted in |
- * errors. Clear them out before returning success. */ |
- ERR_clear_error(); |
- return 1; |
- } |
- OPENSSL_free(merge); |
- } |
- return 0; |
- } |
- |
-static int dynamic_load(ENGINE *e, dynamic_data_ctx *ctx) |
- { |
- ENGINE cpy; |
- dynamic_fns fns; |
- |
- if(!ctx->dynamic_dso) |
- ctx->dynamic_dso = DSO_new(); |
- if(!ctx->DYNAMIC_LIBNAME) |
- { |
- if(!ctx->engine_id) |
- return 0; |
- ctx->DYNAMIC_LIBNAME = |
- DSO_convert_filename(ctx->dynamic_dso, ctx->engine_id); |
- } |
- if(!int_load(ctx)) |
- { |
- ENGINEerr(ENGINE_F_DYNAMIC_LOAD, |
- ENGINE_R_DSO_NOT_FOUND); |
- DSO_free(ctx->dynamic_dso); |
- ctx->dynamic_dso = NULL; |
- return 0; |
- } |
- /* We have to find a bind function otherwise it'll always end badly */ |
- if(!(ctx->bind_engine = (dynamic_bind_engine)DSO_bind_func( |
- ctx->dynamic_dso, ctx->DYNAMIC_F2))) |
- { |
- ctx->bind_engine = NULL; |
- DSO_free(ctx->dynamic_dso); |
- ctx->dynamic_dso = NULL; |
- ENGINEerr(ENGINE_F_DYNAMIC_LOAD, |
- ENGINE_R_DSO_FAILURE); |
- return 0; |
- } |
- /* Do we perform version checking? */ |
- if(!ctx->no_vcheck) |
- { |
- unsigned long vcheck_res = 0; |
- /* Now we try to find a version checking function and decide how |
- * to cope with failure if/when it fails. */ |
- ctx->v_check = (dynamic_v_check_fn)DSO_bind_func( |
- ctx->dynamic_dso, ctx->DYNAMIC_F1); |
- if(ctx->v_check) |
- vcheck_res = ctx->v_check(OSSL_DYNAMIC_VERSION); |
- /* We fail if the version checker veto'd the load *or* if it is |
- * deferring to us (by returning its version) and we think it is |
- * too old. */ |
- if(vcheck_res < OSSL_DYNAMIC_OLDEST) |
- { |
- /* Fail */ |
- ctx->bind_engine = NULL; |
- ctx->v_check = NULL; |
- DSO_free(ctx->dynamic_dso); |
- ctx->dynamic_dso = NULL; |
- ENGINEerr(ENGINE_F_DYNAMIC_LOAD, |
- ENGINE_R_VERSION_INCOMPATIBILITY); |
- return 0; |
- } |
- } |
- /* First binary copy the ENGINE structure so that we can roll back if |
- * the hand-over fails */ |
- memcpy(&cpy, e, sizeof(ENGINE)); |
- /* Provide the ERR, "ex_data", memory, and locking callbacks so the |
- * loaded library uses our state rather than its own. FIXME: As noted in |
- * engine.h, much of this would be simplified if each area of code |
- * provided its own "summary" structure of all related callbacks. It |
- * would also increase opaqueness. */ |
- fns.static_state = ENGINE_get_static_state(); |
- fns.err_fns = ERR_get_implementation(); |
- fns.ex_data_fns = CRYPTO_get_ex_data_implementation(); |
- CRYPTO_get_mem_functions(&fns.mem_fns.malloc_cb, |
- &fns.mem_fns.realloc_cb, |
- &fns.mem_fns.free_cb); |
- fns.lock_fns.lock_locking_cb = CRYPTO_get_locking_callback(); |
- fns.lock_fns.lock_add_lock_cb = CRYPTO_get_add_lock_callback(); |
- fns.lock_fns.dynlock_create_cb = CRYPTO_get_dynlock_create_callback(); |
- fns.lock_fns.dynlock_lock_cb = CRYPTO_get_dynlock_lock_callback(); |
- fns.lock_fns.dynlock_destroy_cb = CRYPTO_get_dynlock_destroy_callback(); |
- /* Now that we've loaded the dynamic engine, make sure no "dynamic" |
- * ENGINE elements will show through. */ |
- engine_set_all_null(e); |
- |
- /* Try to bind the ENGINE onto our own ENGINE structure */ |
- if(!ctx->bind_engine(e, ctx->engine_id, &fns)) |
- { |
- ctx->bind_engine = NULL; |
- ctx->v_check = NULL; |
- DSO_free(ctx->dynamic_dso); |
- ctx->dynamic_dso = NULL; |
- ENGINEerr(ENGINE_F_DYNAMIC_LOAD,ENGINE_R_INIT_FAILED); |
- /* Copy the original ENGINE structure back */ |
- memcpy(e, &cpy, sizeof(ENGINE)); |
- return 0; |
- } |
- /* Do we try to add this ENGINE to the internal list too? */ |
- if(ctx->list_add_value > 0) |
- { |
- if(!ENGINE_add(e)) |
- { |
- /* Do we tolerate this or fail? */ |
- if(ctx->list_add_value > 1) |
- { |
- /* Fail - NB: By this time, it's too late to |
- * rollback, and trying to do so allows the |
- * bind_engine() code to have created leaks. We |
- * just have to fail where we are, after the |
- * ENGINE has changed. */ |
- ENGINEerr(ENGINE_F_DYNAMIC_LOAD, |
- ENGINE_R_CONFLICTING_ENGINE_ID); |
- return 0; |
- } |
- /* Tolerate */ |
- ERR_clear_error(); |
- } |
- } |
- return 1; |
- } |