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Remove curl OpenSSL locking for unsupported versions (#18784)

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Jakub Zelenka 2025-07-16 10:06:21 +01:00 • committed by GitHub
parent 484d4351c2
commit 2ecafd41ba
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2 changed files with 12 additions and 86 deletions
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68
ext/curl/interface.c
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@ -39,20 +39,6 @@
#define HttpPost curl_httppost
#endif
/* {{{ cruft for thread safe SSL crypto locks */
#if defined(ZTS) && defined(HAVE_CURL_OLD_OPENSSL)
# if defined(HAVE_OPENSSL_CRYPTO_H)
# define PHP_CURL_NEED_OPENSSL_TSL
# include <openssl/crypto.h>
# else
# warning \
"libcurl was compiled with OpenSSL support, but configure could not find " \
"openssl/crypto.h; thus no SSL crypto locking callbacks will be set, which may " \
"cause random crashes on SSL requests"
# endif
#endif /* ZTS && HAVE_CURL_OLD_OPENSSL */
/* }}} */
#include "zend_smart_str.h"
#include "ext/standard/info.h"
#include "ext/standard/file.h"
@ -70,27 +56,6 @@
ZEND_DECLARE_MODULE_GLOBALS(curl)
#ifdef PHP_CURL_NEED_OPENSSL_TSL /* {{{ */
static MUTEX_T *php_curl_openssl_tsl = NULL;
/* Locking callbacks are no longer used since OpenSSL 1.1. Mark the functions as unused to
* avoid warnings due to this. */
static ZEND_ATTRIBUTE_UNUSED void php_curl_ssl_lock(int mode, int n, const char * file, int line)
{
if (mode & CRYPTO_LOCK) {
tsrm_mutex_lock(php_curl_openssl_tsl[n]);
} else {
tsrm_mutex_unlock(php_curl_openssl_tsl[n]);
}
}
static ZEND_ATTRIBUTE_UNUSED unsigned long php_curl_ssl_id(void)
{
return (unsigned long) tsrm_thread_id();
}
#endif
/* }}} */
#define CAAL(s, v) add_assoc_long_ex(return_value, s, sizeof(s) - 1, (zend_long) v);
#define CAAD(s, v) add_assoc_double_ex(return_value, s, sizeof(s) - 1, (double) v);
#define CAAS(s, v) add_assoc_string_ex(return_value, s, sizeof(s) - 1, (char *) (v ? v : ""));
@ -389,24 +354,6 @@ PHP_MINIT_FUNCTION(curl)
register_curl_symbols(module_number);
#ifdef PHP_CURL_NEED_OPENSSL_TSL
if (!CRYPTO_get_id_callback()) {
int i, c = CRYPTO_num_locks();
php_curl_openssl_tsl = malloc(c * sizeof(MUTEX_T));
if (!php_curl_openssl_tsl) {
return FAILURE;
}
for (i = 0; i < c; ++i) {
php_curl_openssl_tsl[i] = tsrm_mutex_alloc();
}
CRYPTO_set_id_callback(php_curl_ssl_id);
CRYPTO_set_locking_callback(php_curl_ssl_lock);
}
#endif
if (curl_global_init(CURL_GLOBAL_DEFAULT) != CURLE_OK) {
return FAILURE;
}
@ -568,21 +515,6 @@ zend_result curl_cast_object(zend_object *obj, zval *result, int type)
PHP_MSHUTDOWN_FUNCTION(curl)
{
curl_global_cleanup();
#ifdef PHP_CURL_NEED_OPENSSL_TSL
if (php_curl_openssl_tsl) {
int i, c = CRYPTO_num_locks();
CRYPTO_set_id_callback(NULL);
CRYPTO_set_locking_callback(NULL);
for (i = 0; i < c; ++i) {
tsrm_mutex_free(php_curl_openssl_tsl[i]);
}
free(php_curl_openssl_tsl);
php_curl_openssl_tsl = NULL;
}
#endif
UNREGISTER_INI_ENTRIES();
return SUCCESS;
}