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ffmpeg.wasm-core
Commit a9f1d584 authored by wm4's avatar wm4 Committed by Michael Niedermayer
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lavf: move TLS-related ifdeffery to library specific files 

There is no need to have this mess in network.c.
Signed-off-by: 's avatarMichael Niedermayer <michaelni@gmx.at>
parent fbf9583f
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Showing with 118 additions and 93 deletions
libavformat/network.c
View file @ a9f1d584
......@@ -20,111 +20,34 @@
#include <fcntl.h>
#include "network.h"
#include "tls.h"
#include "url.h"
#include "libavcodec/internal.h"
#include "libavutil/avutil.h"
#include "libavutil/mem.h"
#include "libavutil/time.h"
#if HAVE_THREADS
#if HAVE_PTHREADS
#include <pthread.h>
#elif HAVE_OS2THREADS
#include "compat/os2threads.h"
#else
#include "compat/w32pthreads.h"
#endif
#endif
#if CONFIG_OPENSSL
#include <openssl/ssl.h>
static int openssl_init;
#if HAVE_THREADS
#include <openssl/crypto.h>
pthread_mutex_t *openssl_mutexes;
static void openssl_lock(int mode, int type, const char *file, int line)
{
if (mode & CRYPTO_LOCK)
pthread_mutex_lock(&openssl_mutexes[type]);
else
pthread_mutex_unlock(&openssl_mutexes[type]);
}
#if !defined(WIN32) && OPENSSL_VERSION_NUMBER < 0x10000000
static unsigned long openssl_thread_id(void)
{
return (intptr_t) pthread_self();
}
#endif
#endif
#endif
#if CONFIG_GNUTLS
#include <gnutls/gnutls.h>
#if HAVE_THREADS && GNUTLS_VERSION_NUMBER <= 0x020b00
#include <gcrypt.h>
#include <errno.h>
GCRY_THREAD_OPTION_PTHREAD_IMPL;
#endif
#endif
int ff_tls_init(void)
{
avpriv_lock_avformat();
#if CONFIG_OPENSSL
if (!openssl_init) {
SSL_library_init();
SSL_load_error_strings();
#if HAVE_THREADS
if (!CRYPTO_get_locking_callback()) {
int i;
openssl_mutexes = av_malloc_array(sizeof(pthread_mutex_t), CRYPTO_num_locks());
if (!openssl_mutexes) {
avpriv_unlock_avformat();
return AVERROR(ENOMEM);
}
for (i = 0; i < CRYPTO_num_locks(); i++)
pthread_mutex_init(&openssl_mutexes[i], NULL);
CRYPTO_set_locking_callback(openssl_lock);
#if !defined(WIN32) && OPENSSL_VERSION_NUMBER < 0x10000000
CRYPTO_set_id_callback(openssl_thread_id);
#endif
}
#endif
}
openssl_init++;
#endif
#if CONFIG_GNUTLS
#if HAVE_THREADS && GNUTLS_VERSION_NUMBER < 0x020b00
if (gcry_control(GCRYCTL_ANY_INITIALIZATION_P) == 0)
gcry_control(GCRYCTL_SET_THREAD_CBS, &gcry_threads_pthread);
int ret;
#if CONFIG_TLS_OPENSSL_PROTOCOL
if ((ret = ff_openssl_init()) < 0)
return ret;
#endif
gnutls_global_init();
#if CONFIG_TLS_GNUTLS_PROTOCOL
ff_gnutls_init();
#endif
avpriv_unlock_avformat();
return 0;
}
void ff_tls_deinit(void)
{
avpriv_lock_avformat();
#if CONFIG_OPENSSL
openssl_init--;
if (!openssl_init) {
#if HAVE_THREADS
if (CRYPTO_get_locking_callback() == openssl_lock) {
int i;
CRYPTO_set_locking_callback(NULL);
for (i = 0; i < CRYPTO_num_locks(); i++)
pthread_mutex_destroy(&openssl_mutexes[i]);
av_free(openssl_mutexes);
}
#endif
}
#if CONFIG_TLS_OPENSSL_PROTOCOL
ff_openssl_deinit();
#endif
#if CONFIG_GNUTLS
gnutls_global_deinit();
#if CONFIG_TLS_GNUTLS_PROTOCOL
ff_gnutls_deinit();
#endif
avpriv_unlock_avformat();
}
int ff_network_inited_globally;
......
libavformat/tls.h
View file @ a9f1d584
......@@ -52,4 +52,10 @@ typedef struct TLSShared {
int ff_tls_open_underlying(TLSShared *c, URLContext *parent, const char *uri, AVDictionary **options);
void ff_gnutls_init(void);
void ff_gnutls_deinit(void);
int ff_openssl_init(void);
void ff_openssl_deinit(void);
#endif /* AVFORMAT_TLS_H */
libavformat/tls_gnutls.c
View file @ a9f1d584
......@@ -19,6 +19,8 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <errno.h>
#include <gnutls/gnutls.h>
#include <gnutls/x509.h>
......@@ -28,10 +30,16 @@
#include "os_support.h"
#include "url.h"
#include "tls.h"
#include "libavcodec/internal.h"
#include "libavutil/avstring.h"
#include "libavutil/opt.h"
#include "libavutil/parseutils.h"
#if HAVE_THREADS && GNUTLS_VERSION_NUMBER <= 0x020b00
#include <gcrypt.h>
GCRY_THREAD_OPTION_PTHREAD_IMPL;
#endif
typedef struct TLSContext {
const AVClass *class;
TLSShared tls_shared;
......@@ -40,6 +48,24 @@ typedef struct TLSContext {
int need_shutdown;
} TLSContext;
void ff_gnutls_init(void)
{
avpriv_lock_avformat();
#if HAVE_THREADS && GNUTLS_VERSION_NUMBER < 0x020b00
if (gcry_control(GCRYCTL_ANY_INITIALIZATION_P) == 0)
gcry_control(GCRYCTL_SET_THREAD_CBS, &gcry_threads_pthread);
#endif
gnutls_global_init();
avpriv_unlock_avformat();
}
void ff_gnutls_deinit(void)
{
avpriv_lock_avformat();
gnutls_global_deinit();
avpriv_unlock_avformat();
}
static int print_tls_error(URLContext *h, int ret)
{
switch (ret) {
......@@ -67,7 +93,7 @@ static int tls_close(URLContext *h)
gnutls_certificate_free_credentials(c->cred);
if (c->tls_shared.tcp)
ffurl_close(c->tls_shared.tcp);
ff_tls_deinit();
ff_gnutls_deinit();
return 0;
}
......@@ -103,8 +129,7 @@ static int tls_open(URLContext *h, const char *uri, int flags, AVDictionary **op
TLSShared *c = &p->tls_shared;
int ret;
if ((ret = ff_tls_init()) < 0)
return ret;
ff_gnutls_init();
if ((ret = ff_tls_open_underlying(c, h, uri, options)) < 0)
goto fail;
......
libavformat/tls_openssl.c
View file @ a9f1d584
......@@ -25,14 +25,19 @@
#include "os_support.h"
#include "url.h"
#include "tls.h"
#include "libavcodec/internal.h"
#include "libavutil/avstring.h"
#include "libavutil/avutil.h"
#include "libavutil/opt.h"
#include "libavutil/parseutils.h"
#include "libavutil/thread.h"
#include <openssl/bio.h>
#include <openssl/ssl.h>
#include <openssl/err.h>
static int openssl_init;
typedef struct TLSContext {
const AVClass *class;
TLSShared tls_shared;
......@@ -40,6 +45,72 @@ typedef struct TLSContext {
SSL *ssl;
} TLSContext;
#if HAVE_THREADS
#include <openssl/crypto.h>
pthread_mutex_t *openssl_mutexes;
static void openssl_lock(int mode, int type, const char *file, int line)
{
if (mode & CRYPTO_LOCK)
pthread_mutex_lock(&openssl_mutexes[type]);
else
pthread_mutex_unlock(&openssl_mutexes[type]);
}
#if !defined(WIN32) && OPENSSL_VERSION_NUMBER < 0x10000000
static unsigned long openssl_thread_id(void)
{
return (intptr_t) pthread_self();
}
#endif
#endif
int ff_openssl_init(void)
{
avpriv_lock_avformat();
if (!openssl_init) {
SSL_library_init();
SSL_load_error_strings();
#if HAVE_THREADS
if (!CRYPTO_get_locking_callback()) {
int i;
openssl_mutexes = av_malloc_array(sizeof(pthread_mutex_t), CRYPTO_num_locks());
if (!openssl_mutexes) {
avpriv_unlock_avformat();
return AVERROR(ENOMEM);
}
for (i = 0; i < CRYPTO_num_locks(); i++)
pthread_mutex_init(&openssl_mutexes[i], NULL);
CRYPTO_set_locking_callback(openssl_lock);
#if !defined(WIN32) && OPENSSL_VERSION_NUMBER < 0x10000000
CRYPTO_set_id_callback(openssl_thread_id);
#endif
}
#endif
}
openssl_init++;
avpriv_unlock_avformat();
return 0;
}
void ff_openssl_deinit(void)
{
avpriv_lock_avformat();
openssl_init--;
if (!openssl_init) {
#if HAVE_THREADS
if (CRYPTO_get_locking_callback() == openssl_lock) {
int i;
CRYPTO_set_locking_callback(NULL);
for (i = 0; i < CRYPTO_num_locks(); i++)
pthread_mutex_destroy(&openssl_mutexes[i]);
av_free(openssl_mutexes);
}
#endif
}
avpriv_unlock_avformat();
}
static int print_tls_error(URLContext *h, int ret)
{
av_log(h, AV_LOG_ERROR, "%s\n", ERR_error_string(ERR_get_error(), NULL));
......@@ -57,7 +128,7 @@ static int tls_close(URLContext *h)
SSL_CTX_free(c->ctx);
if (c->tls_shared.tcp)
ffurl_close(c->tls_shared.tcp);
ff_tls_deinit();
ff_openssl_deinit();
return 0;
}
......@@ -131,7 +202,7 @@ static int tls_open(URLContext *h, const char *uri, int flags, AVDictionary **op
BIO *bio;
int ret;
if ((ret = ff_tls_init()) < 0)
if ((ret = ff_openssl_init()) < 0)
return ret;
if ((ret = ff_tls_open_underlying(c, h, uri, options)) < 0)
......
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