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Isolate dmalloc/openssl bridge code to crypto.c

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This makes it so main.c, and the rest of src/or, no longer need to
include any openssl headers.
This commit is contained in:
Nick Mathewson 2017-03-25 11:27:50 +01:00
parent 04f1ddaa2a
commit e7506c03cf
4 changed files with 20 additions and 6 deletions
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12
src/common/crypto.c
View File

@ -3459,3 +3459,15 @@ crypto_global_cleanup(void)
/** @} */
#ifdef USE_DMALLOC
/** Tell the crypto library to use Tor's allocation functions rather than
* calling libc's allocation functions directly. Return 0 on success, -1
* on failure. */
int
crypto_use_tor_alloc_functions(void)
{
int r = CRYPTO_set_mem_ex_functions(tor_malloc_, tor_realloc_, tor_free_);
return r ? 0 : -1;
}
#endif

4
src/common/crypto.h
View File

@ -131,6 +131,10 @@ int crypto_early_init(void) ATTR_WUR;
int crypto_global_init(int hardwareAccel,
const char *accelName,
const char *accelPath) ATTR_WUR;
#ifdef USE_DMALLOC
int crypto_use_tor_alloc_functions(void);
#endif
void crypto_thread_cleanup(void);
int crypto_global_cleanup(void);

5
src/or/main.c
View File

@ -104,7 +104,6 @@
#include "ext_orport.h"
#ifdef USE_DMALLOC
#include <dmalloc.h>
#include <openssl/crypto.h>
#endif
#include "memarea.h"
#include "sandbox.h"
@ -3617,8 +3616,8 @@ tor_main(int argc, char *argv[])
{
/* Instruct OpenSSL to use our internal wrappers for malloc,
realloc and free. */
int r = CRYPTO_set_mem_ex_functions(tor_malloc_, tor_realloc_, tor_free_);
tor_assert(r);
int r = crypto_use_tor_alloc_functions();
tor_assert(r == 0);
}
#endif
#ifdef NT_SERVICE

5
src/test/testing_common.c
View File

@ -38,7 +38,6 @@ const char tor_git_revision[] = "";
#ifdef USE_DMALLOC
#include <dmalloc.h>
#include <openssl/crypto.h>
#include "main.h"
#endif
@ -238,8 +237,8 @@ main(int c, const char **v)
#ifdef USE_DMALLOC
{
int r = CRYPTO_set_mem_ex_functions(tor_malloc_, tor_realloc_, tor_free_);
tor_assert(r);
int r = crypto_use_tor_alloc_functions();
tor_assert(r == 0);
}
#endif