Support for binary protocol in sessions.

(patch from [email protected])

Author: andreiz

memcached.ini

@@ -17,6 +17,9 @@ memcached.sess_lock_wait = 150000
 ; the default value is "memc.sess.key."
 memcached.sess_prefix = "memc.sess.key."
 
+; memcached session binary mode
+memcached.sess_binary = Off
+
 ; Set the compression type
 ; valid values are: fastlz, zlib
 ; the default is fastlz

php_memcached.c

@@ -281,6 +281,7 @@ static PHP_INI_MH(OnUpdateSerializer)
 PHP_INI_BEGIN()
 #ifdef HAVE_MEMCACHED_SESSION
 	STD_PHP_INI_ENTRY("memcached.sess_locking",		"1",		PHP_INI_ALL, OnUpdateBool,		sess_locking_enabled,	zend_php_memcached_globals,	php_memcached_globals)
+	STD_PHP_INI_ENTRY("memcached.sess_binary",		"0",		PHP_INI_ALL, OnUpdateBool,		sess_binary_enabled,	zend_php_memcached_globals,	php_memcached_globals)
 	STD_PHP_INI_ENTRY("memcached.sess_lock_wait",		"150000",	PHP_INI_ALL, OnUpdateLongGEZero,sess_lock_wait,			zend_php_memcached_globals,	php_memcached_globals)
 	STD_PHP_INI_ENTRY("memcached.sess_prefix",		"memc.sess.key.",	PHP_INI_ALL, OnUpdateString, sess_prefix,		zend_php_memcached_globals,	php_memcached_globals)
 #endif
@@ -3017,6 +3018,7 @@ static void php_memc_init_globals(zend_php_memcached_globals *php_memcached_glob
 {
 #ifdef HAVE_MEMCACHED_SESSION
 	MEMC_G(sess_locking_enabled) = 1;
+	MEMC_G(sess_binary_enabled) = 1;
 	MEMC_G(sess_prefix) = NULL;
 	MEMC_G(sess_lock_wait) = 0;
 	MEMC_G(sess_locked) = 0;

php_memcached.h

@@ -78,6 +78,7 @@ ZEND_BEGIN_MODULE_GLOBALS(php_memcached)
 #if HAVE_MEMCACHED_SASL
 	bool use_sasl;
 #endif
+	zend_bool sess_binary_enabled;
 ZEND_END_MODULE_GLOBALS(php_memcached)
 
 PHP_MEMCACHED_API zend_class_entry *php_memc_get_ce(void);

php_memcached_session.c

@@ -188,6 +188,14 @@ PS_OPEN_FUNC(memcached)
 				}
 				efree(plist_key);
 			}
+
+			if (MEMC_G(sess_binary_enabled)) {
+				if (memcached_behavior_set(memc_sess->memc_sess, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL, (uint64_t) 1) == MEMCACHED_FAILURE) {
+					php_error_docref(NULL TSRMLS_CC, E_WARNING, "failed to set memcached session binary protocol");
+					return FAILURE;
+				}
+			}
+
 			return SUCCESS;
 		}
 	}