提交 2e52e7df 编写于 作者: M Matt Caswell

Remove the old threading API

All OpenSSL code has now been transferred to use the new threading API,
so the old one is no longer used and can be removed. We provide some compat
macros for removed functions which are all no-ops.

There is now no longer a need to set locking callbacks!!
Reviewed-by: NRichard Levitte <levitte@openssl.org>
上级 4fc4faa7
......@@ -274,7 +274,6 @@ my @disablables = (
"hmac",
"hw(-.+)?",
"idea",
"locking",
"makedepend",
"md2",
"md4",
......
......@@ -207,55 +207,6 @@ static char *make_config_name()
return p;
}
static void lock_dbg_cb(int mode, int type, const char *file, int line)
{
static int modes[CRYPTO_NUM_LOCKS];
const char *errstr = NULL;
int rw = mode & (CRYPTO_READ | CRYPTO_WRITE);
if (rw != CRYPTO_READ && rw != CRYPTO_WRITE) {
errstr = "invalid mode";
goto err;
}
if (type < 0 || type >= CRYPTO_NUM_LOCKS) {
errstr = "type out of bounds";
goto err;
}
if (mode & CRYPTO_LOCK) {
if (modes[type]) {
errstr = "already locked";
/* must not happen in a single-threaded program --> deadlock! */
goto err;
}
modes[type] = rw;
} else if (mode & CRYPTO_UNLOCK) {
if (!modes[type]) {
errstr = "not locked";
goto err;
}
if (modes[type] != rw) {
errstr = (rw == CRYPTO_READ) ?
"CRYPTO_r_unlock on write lock" :
"CRYPTO_w_unlock on read lock";
}
modes[type] = 0;
} else {
errstr = "invalid mode";
goto err;
}
err:
if (errstr) {
BIO_printf(bio_err,
"openssl (lock_dbg_cb): %s (mode=%d, type=%d) at %s:%d\n",
errstr, mode, type, file, line);
}
}
#if defined( OPENSSL_SYS_VMS)
extern char **copy_argv(int *argc, char **argv);
#endif
......@@ -288,7 +239,6 @@ int main(int argc, char *argv[])
if (p != NULL && strcmp(p, "on") == 0)
CRYPTO_set_mem_debug(1);
CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
CRYPTO_set_locking_callback(lock_dbg_cb);
if (getenv("OPENSSL_FIPS")) {
#ifdef OPENSSL_FIPS
......
......@@ -34,7 +34,7 @@ GENERAL=Makefile README crypto-lib.com install.com
LIB= $(TOP)/libcrypto.a
SHARED_LIB= libcrypto$(SHLIB_EXT)
LIBSRC= cryptlib.c mem.c mem_clr.c mem_dbg.c cversion.c ex_data.c cpt_err.c \
ebcdic.c uid.c o_time.c o_str.c o_dir.c thr_id.c lock.c \
ebcdic.c uid.c o_time.c o_str.c o_dir.c \
threads_pthread.c threads_win.c threads_none.c \
o_init.c o_fips.c mem_sec.c init.c
LIBOBJ= cryptlib.o mem.o mem_dbg.o cversion.o ex_data.o cpt_err.o \
......
......@@ -2,7 +2,7 @@
LIBS=../libcrypto
SOURCE[../libcrypto]=\
cryptlib.c mem.c mem_dbg.c cversion.c ex_data.c cpt_err.c \
ebcdic.c uid.c o_time.c o_str.c o_dir.c thr_id.c lock.c \
ebcdic.c uid.c o_time.c o_str.c o_dir.c \
threads_pthread.c threads_win.c threads_none.c \
o_init.c o_fips.c mem_sec.c init.c {- $target{cpuid_asm_src} -} \
{- $target{uplink_aux_src} -}
......
......@@ -57,6 +57,7 @@
#include <stdio.h>
#include "internal/cryptlib.h"
#include "internal/threads.h"
#include <openssl/lhash.h>
#include <openssl/crypto.h>
#include <openssl/buffer.h>
......@@ -70,14 +71,21 @@ void ERR_print_errors_cb(int (*cb) (const char *str, size_t len, void *u),
char buf2[4096];
const char *file, *data;
int line, flags;
unsigned long es;
CRYPTO_THREADID cur;
/*
* We don't know what kind of thing CRYPTO_THREAD_ID is. Here is our best
* attempt to convert it into something we can print.
*/
union {
CRYPTO_THREAD_ID tid;
unsigned long ltid;
} tid;
tid.ltid = 0;
tid.tid = CRYPTO_THREAD_get_current_id();
CRYPTO_THREADID_current(&cur);
es = CRYPTO_THREADID_hash(&cur);
while ((l = ERR_get_error_line_data(&file, &line, &data, &flags)) != 0) {
ERR_error_string_n(l, buf, sizeof buf);
BIO_snprintf(buf2, sizeof(buf2), "%lu:%s:%s:%d:%s\n", es, buf,
BIO_snprintf(buf2, sizeof(buf2), "%lu:%s:%s:%d:%s\n", tid.ltid, buf,
file, line, (flags & ERR_TXT_STRING) ? data : "");
if (cb(buf2, strlen(buf2), u) <= 0)
break; /* abort outputting the error report */
......
/* ====================================================================
* Copyright (c) 1998-2006 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
* openssl-core@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).
*
*/
/* 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.]
*/
/* ====================================================================
* Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
* ECDH support in OpenSSL originally developed by
* SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
*/
#include "internal/cryptlib.h"
#include <openssl/safestack.h>
#if defined(OPENSSL_SYS_WIN32)
static double OpenSSL_MSVC5_hack = 0.0; /* and for VC1.5 */
#endif
/* real #defines in crypto.h, keep these upto date */
static const char *const lock_names[CRYPTO_NUM_LOCKS] = {
"<<ERROR>>",
"err",
"ex_data",
"x509",
"x509_info",
"x509_pkey",
"x509_crl",
"x509_req",
"dsa",
"rsa",
"evp_pkey",
"x509_store",
"ssl_ctx",
"ssl_cert",
"ssl_session",
"ssl_sess_cert",
"ssl",
"ssl_method",
"rand",
"rand2",
"debug_malloc",
"BIO",
"gethostbyname",
"getservbyname",
"readdir",
"RSA_blinding",
"dh",
"debug_malloc2",
"dso",
"dynlock",
"engine",
"ui",
"ecdsa",
"ec",
"ecdh",
"bn",
"ec_pre_comp",
"store",
"comp",
"fips",
"fips2",
#if CRYPTO_NUM_LOCKS != 41
# error "Inconsistency between crypto.h and cryptlib.c"
#endif
};
/*
* This is for applications to allocate new type names in the non-dynamic
* array of lock names. These are numbered with positive numbers.
*/
static STACK_OF(OPENSSL_STRING) *app_locks = NULL;
/*
* For applications that want a more dynamic way of handling threads, the
* following stack is used. These are externally numbered with negative
* numbers.
*/
static STACK_OF(CRYPTO_dynlock) *dyn_locks = NULL;
static void (*locking_callback) (int mode, int type,
const char *file, int line) = 0;
static int (*add_lock_callback) (int *pointer, int amount,
int type, const char *file, int line) = 0;
static struct CRYPTO_dynlock_value *(*dynlock_create_callback)
(const char *file, int line) = 0;
static void (*dynlock_lock_callback) (int mode,
struct CRYPTO_dynlock_value *l,
const char *file, int line) = 0;
static void (*dynlock_destroy_callback) (struct CRYPTO_dynlock_value *l,
const char *file, int line) = 0;
int CRYPTO_get_new_lockid(char *name)
{
char *str;
int i;
#if defined(OPENSSL_SYS_WIN32)
/*
* A hack to make Visual C++ 5.0 work correctly when linking as a DLL
* using /MT. Without this, the application cannot use any floating point
* printf's. It also seems to be needed for Visual C 1.5 (win16)
*/
OpenSSL_MSVC5_hack = (double)name[0] * (double)name[1];
#endif
if ((app_locks == NULL)
&& ((app_locks = sk_OPENSSL_STRING_new_null()) == NULL)) {
CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_LOCKID, ERR_R_MALLOC_FAILURE);
return (0);
}
if ((str = OPENSSL_strdup(name)) == NULL) {
CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_LOCKID, ERR_R_MALLOC_FAILURE);
return (0);
}
i = sk_OPENSSL_STRING_push(app_locks, str);
if (!i)
OPENSSL_free(str);
else
i += CRYPTO_NUM_LOCKS; /* gap of one :-) */
return (i);
}
int CRYPTO_num_locks(void)
{
return CRYPTO_NUM_LOCKS;
}
int CRYPTO_get_new_dynlockid(void)
{
int i = 0;
CRYPTO_dynlock *pointer = NULL;
if (dynlock_create_callback == NULL) {
CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,
CRYPTO_R_NO_DYNLOCK_CREATE_CALLBACK);
return (0);
}
CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
if ((dyn_locks == NULL)
&& ((dyn_locks = sk_CRYPTO_dynlock_new_null()) == NULL)) {
CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID, ERR_R_MALLOC_FAILURE);
return (0);
}
CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
pointer = OPENSSL_zalloc(sizeof(*pointer));
if (pointer == NULL) {
CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID, ERR_R_MALLOC_FAILURE);
return (0);
}
pointer->references = 1;
pointer->data = dynlock_create_callback(OPENSSL_FILE, OPENSSL_LINE);
if (pointer->data == NULL) {
OPENSSL_free(pointer);
CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID, ERR_R_MALLOC_FAILURE);
return (0);
}
CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
/* First, try to find an existing empty slot */
i = sk_CRYPTO_dynlock_find(dyn_locks, NULL);
/* If there was none, push, thereby creating a new one */
if (i == -1)
/*
* Since sk_push() returns the number of items on the stack, not the
* location of the pushed item, we need to transform the returned
* number into a position, by decreasing it.
*/
i = sk_CRYPTO_dynlock_push(dyn_locks, pointer) - 1;
else
/*
* If we found a place with a NULL pointer, put our pointer in it.
*/
(void)sk_CRYPTO_dynlock_set(dyn_locks, i, pointer);
CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
if (i == -1) {
dynlock_destroy_callback(pointer->data, OPENSSL_FILE, OPENSSL_LINE);
OPENSSL_free(pointer);
} else
i += 1; /* to avoid 0 */
return -i;
}
void CRYPTO_destroy_dynlockid(int i)
{
CRYPTO_dynlock *pointer = NULL;
if (i)
i = -i - 1;
if (dynlock_destroy_callback == NULL)
return;
CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
if (dyn_locks == NULL || i >= sk_CRYPTO_dynlock_num(dyn_locks)) {
CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
return;
}
pointer = sk_CRYPTO_dynlock_value(dyn_locks, i);
if (pointer != NULL) {
--pointer->references;
#ifdef REF_DEBUG
if (pointer->references < 0) {
OPENSSL_showfatal("CRYPTO_destroy_dynlockid, bad reference count\n");
abort();
} else
#endif
if (pointer->references <= 0) {
(void)sk_CRYPTO_dynlock_set(dyn_locks, i, NULL);
} else
pointer = NULL;
}
CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
if (pointer) {
dynlock_destroy_callback(pointer->data, OPENSSL_FILE, OPENSSL_LINE);
OPENSSL_free(pointer);
}
}
struct CRYPTO_dynlock_value *CRYPTO_get_dynlock_value(int i)
{
CRYPTO_dynlock *pointer = NULL;
if (i)
i = -i - 1;
CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
if (dyn_locks != NULL && i < sk_CRYPTO_dynlock_num(dyn_locks))
pointer = sk_CRYPTO_dynlock_value(dyn_locks, i);
if (pointer)
pointer->references++;
CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
if (pointer)
return pointer->data;
return NULL;
}
struct CRYPTO_dynlock_value *(*CRYPTO_get_dynlock_create_callback(void))
(const char *file, int line) {
return (dynlock_create_callback);
}
void (*CRYPTO_get_dynlock_lock_callback(void)) (int mode,
struct CRYPTO_dynlock_value
*l, const char *file,
int line) {
return (dynlock_lock_callback);
}
void (*CRYPTO_get_dynlock_destroy_callback(void))
(struct CRYPTO_dynlock_value *l, const char *file, int line) {
return (dynlock_destroy_callback);
}
void CRYPTO_set_dynlock_create_callback(struct CRYPTO_dynlock_value *(*func)
(const char *file, int line))
{
dynlock_create_callback = func;
}
void CRYPTO_set_dynlock_lock_callback(void (*func) (int mode,
struct
CRYPTO_dynlock_value *l,
const char *file,
int line))
{
#ifdef OPENSSL_FIPS
FIPS_set_locking_callbacks(CRYPTO_lock, CRYPTO_add_lock);
#endif
dynlock_lock_callback = func;
}
void CRYPTO_set_dynlock_destroy_callback(void (*func)
(struct CRYPTO_dynlock_value *l,
const char *file, int line))
{
dynlock_destroy_callback = func;
}
void (*CRYPTO_get_locking_callback(void)) (int mode, int type,
const char *file, int line) {
return (locking_callback);
}
int (*CRYPTO_get_add_lock_callback(void)) (int *num, int mount, int type,
const char *file, int line) {
return (add_lock_callback);
}
void CRYPTO_set_locking_callback(void (*func) (int mode, int type,
const char *file, int line))
{
#ifdef OPENSSL_FIPS
FIPS_set_locking_callbacks(CRYPTO_lock, CRYPTO_add_lock);
#endif
locking_callback = func;
}
void CRYPTO_set_add_lock_callback(int (*func) (int *num, int mount, int type,
const char *file, int line))
{
add_lock_callback = func;
}
void CRYPTO_lock(int mode, int type, const char *file, int line)
{
#ifdef LOCK_DEBUG
{
CRYPTO_THREADID id;
char *rw_text, *operation_text;
if (mode & CRYPTO_LOCK)
operation_text = "lock ";
else if (mode & CRYPTO_UNLOCK)
operation_text = "unlock";
else
operation_text = "ERROR ";
if (mode & CRYPTO_READ)
rw_text = "r";
else if (mode & CRYPTO_WRITE)
rw_text = "w";
else
rw_text = "ERROR";
CRYPTO_THREADID_current(&id);
fprintf(stderr, "lock:%08lx:(%s)%s %-18s %s:%d\n",
CRYPTO_THREADID_hash(&id), rw_text, operation_text,
CRYPTO_get_lock_name(type), file, line);
}
#endif
if (type < 0) {
if (dynlock_lock_callback != NULL) {
struct CRYPTO_dynlock_value *pointer
= CRYPTO_get_dynlock_value(type);
OPENSSL_assert(pointer != NULL);
dynlock_lock_callback(mode, pointer, file, line);
CRYPTO_destroy_dynlockid(type);
}
} else if (locking_callback != NULL)
locking_callback(mode, type, file, line);
}
int CRYPTO_add_lock(int *pointer, int amount, int type, const char *file,
int line)
{
int ret = 0;
if (add_lock_callback != NULL) {
#ifdef LOCK_DEBUG
int before = *pointer;
#endif
ret = add_lock_callback(pointer, amount, type, file, line);
#ifdef LOCK_DEBUG
{
CRYPTO_THREADID id;
CRYPTO_THREADID_current(&id);
fprintf(stderr, "ladd:%08lx:%2d+%2d->%2d %-18s %s:%d\n",
CRYPTO_THREADID_hash(&id), before, amount, ret,
CRYPTO_get_lock_name(type), file, line);
}
#endif
} else {
CRYPTO_lock(CRYPTO_LOCK | CRYPTO_WRITE, type, file, line);
ret = *pointer + amount;
#ifdef LOCK_DEBUG
{
CRYPTO_THREADID id;
CRYPTO_THREADID_current(&id);
fprintf(stderr, "ladd:%08lx:%2d+%2d->%2d %-18s %s:%d\n",
CRYPTO_THREADID_hash(&id),
*pointer, amount, ret,
CRYPTO_get_lock_name(type), file, line);
}
#endif
*pointer = ret;
CRYPTO_lock(CRYPTO_UNLOCK | CRYPTO_WRITE, type, file, line);
}
return (ret);
}
const char *CRYPTO_get_lock_name(int type)
{
if (type < 0)
return ("dynamic");
else if (type < CRYPTO_NUM_LOCKS)
return (lock_names[type]);
else if (type - CRYPTO_NUM_LOCKS > sk_OPENSSL_STRING_num(app_locks))
return ("ERROR");
else
return (sk_OPENSSL_STRING_value(app_locks, type - CRYPTO_NUM_LOCKS));
}
/* ====================================================================
* Copyright (c) 1998-2006 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
* openssl-core@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).
*
*/
/* 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.]
*/
/* ====================================================================
* Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
* ECDH support in OpenSSL originally developed by
* SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
*/
#include "internal/cryptlib.h"
#include <openssl/opensslconf.h>
#if OPENSSL_API_COMPAT < 0x10000000L
static unsigned long (*id_callback) (void) = 0;
#endif
static void (*threadid_callback) (CRYPTO_THREADID *) = 0;
/*
* the memset() here and in set_pointer() seem overkill, but for the sake of
* CRYPTO_THREADID_cmp() this avoids any platform silliness that might cause
* two "equal" THREADID structs to not be memcmp()-identical.
*/
void CRYPTO_THREADID_set_numeric(CRYPTO_THREADID *id, unsigned long val)
{
memset(id, 0, sizeof(*id));
id->val = val;
}
static const unsigned char hash_coeffs[] = { 3, 5, 7, 11, 13, 17, 19, 23 };
void CRYPTO_THREADID_set_pointer(CRYPTO_THREADID *id, void *ptr)
{
unsigned char *dest = (void *)&id->val;
unsigned int accum = 0;
unsigned char dnum = sizeof(id->val);
memset(id, 0, sizeof(*id));
id->ptr = ptr;
if (sizeof(id->val) >= sizeof(id->ptr)) {
/*
* 'ptr' can be embedded in 'val' without loss of uniqueness
*/
id->val = (size_t)id->ptr;
return;
}
/*
* hash ptr ==> val. Each byte of 'val' gets the mod-256 total of a
* linear function over the bytes in 'ptr', the co-efficients of which
* are a sequence of low-primes (hash_coeffs is an 8-element cycle) - the
* starting prime for the sequence varies for each byte of 'val' (unique
* polynomials unless pointers are >64-bit). For added spice, the totals
* accumulate rather than restarting from zero, and the index of the
* 'val' byte is added each time (position dependence). If I was a
* black-belt, I'd scan big-endian pointers in reverse to give low-order
* bits more play, but this isn't crypto and I'd prefer nobody mistake it
* as such. Plus I'm lazy.
*/
while (dnum--) {
const unsigned char *src = (void *)&id->ptr;
unsigned char snum = sizeof(id->ptr);
while (snum--)
accum += *(src++) * hash_coeffs[(snum + dnum) & 7];
accum += dnum;
*(dest++) = accum & 255;
}
}
int CRYPTO_THREADID_set_callback(void (*func) (CRYPTO_THREADID *))
{
if (threadid_callback)
return 0;
threadid_callback = func;
return 1;
}
void (*CRYPTO_THREADID_get_callback(void)) (CRYPTO_THREADID *) {
return threadid_callback;
}
void CRYPTO_THREADID_current(CRYPTO_THREADID *id)
{
if (threadid_callback) {
threadid_callback(id);
return;
}
#if OPENSSL_API_COMPAT < 0x10000000L
/* If the deprecated callback was set, fall back to that */
if (id_callback) {
CRYPTO_THREADID_set_numeric(id, id_callback());
return;
}
#endif
/* Else pick a backup */
#if defined(OPENSSL_SYS_WIN32)
CRYPTO_THREADID_set_numeric(id, (unsigned long)GetCurrentThreadId());
#else
/* For everything else, default to using the address of 'errno' */
CRYPTO_THREADID_set_pointer(id, (void *)&errno);
#endif
}
int CRYPTO_THREADID_cmp(const CRYPTO_THREADID *a, const CRYPTO_THREADID *b)
{
return memcmp(a, b, sizeof(*a));
}
void CRYPTO_THREADID_cpy(CRYPTO_THREADID *dest, const CRYPTO_THREADID *src)
{
memcpy(dest, src, sizeof(*src));
}
unsigned long CRYPTO_THREADID_hash(const CRYPTO_THREADID *id)
{
return id->val;
}
#if OPENSSL_API_COMPAT < 0x10000000L
unsigned long (*CRYPTO_get_id_callback(void)) (void) {
return (id_callback);
}
void CRYPTO_set_id_callback(unsigned long (*func) (void))
{
id_callback = func;
}
unsigned long CRYPTO_thread_id(void)
{
unsigned long ret = 0;
if (id_callback == NULL) {
# if defined(OPENSSL_SYS_WIN32)
ret = (unsigned long)GetCurrentThreadId();
# elif defined(GETPID_IS_MEANINGLESS)
ret = 1L;
# else
ret = (unsigned long)getpid();
# endif
} else
ret = id_callback();
return (ret);
}
#endif
......@@ -158,62 +158,23 @@ extern "C" {
# define SSLEAY_BUILT_ON OPENSSL_BUILT_ON
# define SSLEAY_PLATFORM OPENSSL_PLATFORM
# define SSLEAY_DIR OPENSSL_DIR
# endif /* OPENSSL_API_COMPAT */
/*
* When changing the CRYPTO_LOCK_* list, be sure to maintin the text lock
* names in cryptlib.c
*/
# define CRYPTO_LOCK_X509_STORE 11
# define CRYPTO_LOCK_DYNLOCK 29
# define CRYPTO_LOCK_ENGINE 30
# define CRYPTO_LOCK_ECDSA 32
# define CRYPTO_LOCK_ECDH 34
# define CRYPTO_LOCK_BN 35
# define CRYPTO_LOCK_STORE 37
# define CRYPTO_LOCK_COMP 38
# define CRYPTO_LOCK_FIPS 39
# define CRYPTO_LOCK_FIPS2 40
# define CRYPTO_NUM_LOCKS 41
# define CRYPTO_LOCK 1
# define CRYPTO_UNLOCK 2
# define CRYPTO_READ 4
# define CRYPTO_WRITE 8
# ifndef OPENSSL_NO_LOCKING
# ifndef CRYPTO_w_lock
# define CRYPTO_w_lock(type) \
CRYPTO_lock(CRYPTO_LOCK|CRYPTO_WRITE,type,OPENSSL_FILE,OPENSSL_LINE)
# define CRYPTO_w_unlock(type) \
CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_WRITE,type,OPENSSL_FILE,OPENSSL_LINE)
# define CRYPTO_r_lock(type) \
CRYPTO_lock(CRYPTO_LOCK|CRYPTO_READ,type,OPENSSL_FILE,OPENSSL_LINE)
# define CRYPTO_r_unlock(type) \
CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_READ,type,OPENSSL_FILE,OPENSSL_LINE)
# define CRYPTO_add(addr,amount,type) \
CRYPTO_add_lock(addr,amount,type,OPENSSL_FILE,OPENSSL_LINE)
# endif
# else
# define CRYPTO_w_lock(a)
# define CRYPTO_w_unlock(a)
# define CRYPTO_r_lock(a)
# define CRYPTO_r_unlock(a)
# define CRYPTO_add(a,b,c) ((*(a))+=(b))
# endif
/*
* Some applications as well as some parts of OpenSSL need to allocate and
* deallocate locks in a dynamic fashion. The following typedef makes this
* possible in a type-safe manner.
* struct CRYPTO_dynlock_value has to be defined by the application.
* Old type for allocating dynamic locks. No longer used. Use the new thread
* API instead.
*/
typedef struct {
int references;
struct CRYPTO_dynlock_value *data;
int dummy;
} CRYPTO_dynlock;
# endif /* OPENSSL_API_COMPAT */
typedef void CRYPTO_RWLOCK;
CRYPTO_RWLOCK *CRYPTO_THREAD_lock_new(void);
......@@ -349,65 +310,60 @@ void *CRYPTO_get_ex_data(const CRYPTO_EX_DATA *ad, int idx);
*/
void CRYPTO_cleanup_all_ex_data(void);
int CRYPTO_get_new_lockid(char *name);
int CRYPTO_num_locks(void); /* return CRYPTO_NUM_LOCKS (shared libs!) */
void CRYPTO_lock(int mode, int type, const char *file, int line);
void CRYPTO_set_locking_callback(void (*func) (int mode, int type,
const char *file, int line));
void (*CRYPTO_get_locking_callback(void)) (int mode, int type,
const char *file, int line);
void CRYPTO_set_add_lock_callback(int (*func)
(int *num, int mount, int type,
const char *file, int line));
int (*CRYPTO_get_add_lock_callback(void)) (int *num, int mount, int type,
const char *file, int line);
# if OPENSSL_API_COMPAT < 0x10100000L
/*
* These are the functions for the old threading API. These are all now no-ops
* and should not be used.
*/
# define CRYPTO_get_new_lockid(name) (0)
# define CRYPTO_num_locks() (0)
/*
* The old CRYPTO_lock() function has been removed completely without a
* compatibility macro. This is because previously it could not return an error
* response, but if any applications are using this they will not work and could
* fail in strange ways. Better for them to fail at compile time.
*
* void CRYPTO_lock(int mode, int type, const char *file, int line);
*/
# define CRYPTO_set_locking_callback(func)
# define CRYPTO_get_locking_callback() (NULL)
# define CRYPTO_set_add_lock_callback(func)
# define CRYPTO_get_add_lock_callback() (NULL)
/* Don't use this structure directly. */
/* This structure is no longer used */
typedef struct crypto_threadid_st {
void *ptr;
unsigned long val;
int dummy;
} CRYPTO_THREADID;
/* Only use CRYPTO_THREADID_set_[numeric|pointer]() within callbacks */
void CRYPTO_THREADID_set_numeric(CRYPTO_THREADID *id, unsigned long val);
void CRYPTO_THREADID_set_pointer(CRYPTO_THREADID *id, void *ptr);
int CRYPTO_THREADID_set_callback(void (*threadid_func) (CRYPTO_THREADID *));
void (*CRYPTO_THREADID_get_callback(void)) (CRYPTO_THREADID *);
void CRYPTO_THREADID_current(CRYPTO_THREADID *id);
int CRYPTO_THREADID_cmp(const CRYPTO_THREADID *a, const CRYPTO_THREADID *b);
void CRYPTO_THREADID_cpy(CRYPTO_THREADID *dest, const CRYPTO_THREADID *src);
unsigned long CRYPTO_THREADID_hash(const CRYPTO_THREADID *id);
DEPRECATEDIN_1_0_0(void CRYPTO_set_id_callback(unsigned long (*func) (void)))
DEPRECATEDIN_1_0_0(unsigned long (*CRYPTO_get_id_callback(void)) (void))
DEPRECATEDIN_1_0_0(unsigned long CRYPTO_thread_id(void))
const char *CRYPTO_get_lock_name(int type);
int CRYPTO_add_lock(int *pointer, int amount, int type, const char *file,
int line);
int CRYPTO_get_new_dynlockid(void);
void CRYPTO_destroy_dynlockid(int i);
struct CRYPTO_dynlock_value *CRYPTO_get_dynlock_value(int i);
void CRYPTO_set_dynlock_create_callback(struct CRYPTO_dynlock_value
*(*dyn_create_function) (const char
*file,
int line));
void CRYPTO_set_dynlock_lock_callback(void (*dyn_lock_function)
(int mode,
struct CRYPTO_dynlock_value *l,
const char *file, int line));
void CRYPTO_set_dynlock_destroy_callback(void (*dyn_destroy_function)
(struct CRYPTO_dynlock_value *l,
const char *file, int line));
struct CRYPTO_dynlock_value
*(*CRYPTO_get_dynlock_create_callback(void)) (const char *file, int line);
void (*CRYPTO_get_dynlock_lock_callback(void)) (int mode,
struct CRYPTO_dynlock_value
*l, const char *file,
int line);
void (*CRYPTO_get_dynlock_destroy_callback(void)) (struct CRYPTO_dynlock_value
*l, const char *file,
int line);
# define CRYPTO_THREADID_set_numeric(id, val)
# define CRYPTO_THREADID_set_pointer(id, ptr)
# define CRYPTO_THREADID_set_callback(threadid_func) (0)
# define CRYPTO_THREADID_get_callback() (NULL)
# define CRYPTO_THREADID_current(id)
# define CRYPTO_THREADID_cmp(a, b) (-1)
# define CRYPTO_THREADID_cpy(dest, src)
# define CRYPTO_THREADID_hash(id) (0UL)
# if OPENSSL_API_COMPAT < 0x10000000L
# define CRYPTO_set_id_callback(func)
# define CRYPTO_get_id_callback() (NULL)
# define CRYPTO_thread_id() (0UL)
# endif /* OPENSSL_API_COMPAT < 0x10000000L */
# define CRYPTO_get_lock_name(type) (NULL)
# define CRYPTO_add_lock(pointer, amount, type, file, line) \
(0)
# define CRYPTO_get_new_dynlockid() (0)
# define CRYPTO_destroy_dynlockid(i)
# define CRYPTO_get_dynlock_value(i) (NULL)
# define CRYPTO_set_dynlock_create_callback(dyn_create_function)
# define CRYPTO_set_dynlock_lock_callback(dyn_lock_function)
# define CRYPTO_set_dynlock_destroy_callback(dyn_destroy_function)
# define CRYPTO_get_dynlock_create_callback() (NULL)
# define CRYPTO_get_dynlock_lock_callback() (NULL)
# define CRYPTO_get_dynlock_destroy_callback() (NULL)
# endif /* OPENSSL_API_COMPAT < 0x10100000L */
int CRYPTO_set_mem_functions(
void *(*m) (size_t, const char *, int),
......
......@@ -970,60 +970,6 @@ static void print_details(SSL *c_ssl, const char *prefix)
BIO_printf(bio_stdout, "\n");
}
static void lock_dbg_cb(int mode, int type, const char *file, int line)
{
static int modes[CRYPTO_NUM_LOCKS]; /* = {0, 0, ... } */
const char *errstr = NULL;
int rw;
rw = mode & (CRYPTO_READ | CRYPTO_WRITE);
if (!((rw == CRYPTO_READ) || (rw == CRYPTO_WRITE))) {
errstr = "invalid mode";
goto err;
}
if (type < 0 || type >= CRYPTO_NUM_LOCKS) {
errstr = "type out of bounds";
goto err;
}
if (mode & CRYPTO_LOCK) {
if (modes[type]) {
errstr = "already locked";
/*
* must not happen in a single-threaded program (would deadlock)
*/
goto err;
}
modes[type] = rw;
} else if (mode & CRYPTO_UNLOCK) {
if (!modes[type]) {
errstr = "not locked";
goto err;
}
if (modes[type] != rw) {
errstr = (rw == CRYPTO_READ) ?
"CRYPTO_r_unlock on write lock" :
"CRYPTO_w_unlock on read lock";
}
modes[type] = 0;
} else {
errstr = "invalid mode";
goto err;
}
err:
if (errstr) {
/* we cannot use bio_err here */
fprintf(stderr,
"openssl (lock_dbg_cb): %s (mode=%d, type=%d) at %s:%d\n",
errstr, mode, type, file, line);
}
}
/*
* protocol_from_string - converts a protocol version string to a number
*
......@@ -1129,8 +1075,6 @@ int main(int argc, char *argv[])
bio_err = BIO_new_fp(stderr, BIO_NOCLOSE | BIO_FP_TEXT);
CRYPTO_set_locking_callback(lock_dbg_cb);
p = getenv("OPENSSL_DEBUG_MEMORY");
if (p != NULL && strcmp(p, "on") == 0)
CRYPTO_set_mem_debug(1);
......
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