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/*
+----------------------------------------------------------------------+
| Copyright (c) 2009 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.0 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_0.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Andrei Zmievski <andrei@php.net> |
+----------------------------------------------------------------------+
*/
/* $ Id: $ */
/* TODO
* - set LIBKETAMA_COMPATIBLE as the default?
* - fix unserialize(serialize($memc))
* - ability to set binary protocol for sessions
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <string.h>
#include <php.h>
#include <php_main.h>
#ifdef ZTS
#include "TSRM.h"
#endif
#include <php_ini.h>
#include <SAPI.h>
#include <ext/standard/info.h>
#include <zend_extensions.h>
#include <zend_exceptions.h>
#include <ext/standard/php_smart_str.h>
#include <ext/standard/php_var.h>
#include <libmemcached/memcached.h>
#include "php_memcached.h"
#include "fastlz/fastlz.h"
#include <zlib.h>
/* Used to store the size of the block */
#if defined(HAVE_INTTYPES_H)
#include <inttypes.h>
#elif defined(HAVE_STDINT_H)
#include <stdint.h>
#endif
#ifdef PHP_WIN32
# include "win32/php_stdint.h"
#else
# ifndef HAVE_INT32_T
# if SIZEOF_INT == 4
typedef int int32_t;
# elif SIZEOF_LONG == 4
typedef long int int32_t;
# endif
# endif
# ifndef HAVE_UINT32_T
# if SIZEOF_INT == 4
typedef unsigned int uint32_t;
# elif SIZEOF_LONG == 4
typedef unsigned long int uint32_t;
# endif
# endif
#endif
#ifdef HAVE_JSON_API
# include "ext/json/php_json.h"
#endif
#ifdef HAVE_MEMCACHED_IGBINARY
# include "ext/igbinary/igbinary.h"
#endif
/*
* This is needed because PHP 5.3.[01] does not install JSON_parser.h by default. This
* constant will move into php_json.h in the future anyway.
*/
#ifndef JSON_PARSER_DEFAULT_DEPTH
#define JSON_PARSER_DEFAULT_DEPTH 512
#endif
/****************************************
Custom options
****************************************/
#define MEMC_OPT_COMPRESSION -1001
#define MEMC_OPT_PREFIX_KEY -1002
#define MEMC_OPT_SERIALIZER -1003
#define MEMC_OPT_COMPRESSION_TYPE -1004
/****************************************
Custom result codes
****************************************/
#define MEMC_RES_PAYLOAD_FAILURE -1001
/****************************************
Payload value flags
****************************************/
#define MEMC_VAL_TYPE_MASK 0xf
#define MEMC_VAL_GET_TYPE(flags) ((flags) & MEMC_VAL_TYPE_MASK)
#define MEMC_VAL_SET_TYPE(flags, type) ((flags) |= ((type) & MEMC_VAL_TYPE_MASK))
#define MEMC_VAL_IS_STRING 0
#define MEMC_VAL_IS_LONG 1
#define MEMC_VAL_IS_DOUBLE 2
#define MEMC_VAL_IS_BOOL 3
#define MEMC_VAL_IS_SERIALIZED 4
#define MEMC_VAL_IS_IGBINARY 5
#define MEMC_VAL_IS_JSON 6
#define MEMC_VAL_COMPRESSED (1<<4)
#define MEMC_VAL_COMPRESSION_ZLIB (1<<5)
#define MEMC_VAL_COMPRESSION_FASTLZ (1<<6)
/****************************************
"get" operation flags
****************************************/
#define MEMC_GET_PRESERVE_ORDER (1<<0)
/****************************************
Helper macros
****************************************/
#define MEMC_METHOD_INIT_VARS \
zval* object = getThis(); \
php_memc_t* i_obj = NULL; \
struct memc_obj* m_obj = NULL;
#define MEMC_METHOD_FETCH_OBJECT \
i_obj = (php_memc_t *) zend_object_store_get_object( object TSRMLS_CC ); \
m_obj = i_obj->obj; \
if (!m_obj) { \
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Memcached constructor was not called"); \
return; \
}
#ifndef DVAL_TO_LVAL
#ifdef _WIN64
# define DVAL_TO_LVAL(d, l) \
if ((d) > LONG_MAX) { \
(l) = (long)(unsigned long)(__int64) (d); \
} else { \
(l) = (long) (d); \
}
#else
# define DVAL_TO_LVAL(d, l) \
if ((d) > LONG_MAX) { \
(l) = (unsigned long) (d); \
} else { \
(l) = (long) (d); \
}
#endif
#endif
#define RETURN_FROM_GET RETURN_NULL()
/****************************************
Structures and definitions
****************************************/
enum memcached_compression_type {
COMPRESSION_TYPE_ZLIB = 1,
COMPRESSION_TYPE_FASTLZ = 2,
};
typedef struct {
zend_object zo;
struct memc_obj {
memcached_st *memc;
zend_bool compression;
enum memcached_serializer serializer;
enum memcached_compression_type compression_type;
} *obj;
zend_bool is_persistent;
zend_bool is_pristine;
int rescode;
int memc_errno;
} php_memc_t;
enum {
MEMC_OP_SET,
MEMC_OP_ADD,
MEMC_OP_REPLACE,
MEMC_OP_APPEND,
MEMC_OP_PREPEND
};
static int le_memc;
static zend_class_entry *memcached_ce = NULL;
static zend_class_entry *memcached_exception_ce = NULL;
struct callbackContext
{
zval *array;
zval *entry;
memcached_stat_st *stats; /* for use with functions that need stats */
void *return_value;
unsigned int i; /* for use with structures mapped against servers */
};
static zend_class_entry *spl_ce_RuntimeException = NULL;
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION < 3)
const zend_fcall_info empty_fcall_info = { 0, NULL, NULL, NULL, NULL, 0, NULL, NULL, 0 };
#undef ZEND_BEGIN_ARG_INFO_EX
#define ZEND_BEGIN_ARG_INFO_EX(name, pass_rest_by_reference, return_reference, required_num_args) \
static zend_arg_info name[] = { \
{ NULL, 0, NULL, 0, 0, 0, pass_rest_by_reference, return_reference, required_num_args },
#endif
ZEND_DECLARE_MODULE_GLOBALS(php_memcached)
#ifdef COMPILE_DL_MEMCACHED
ZEND_GET_MODULE(memcached)
#endif
static PHP_INI_MH(OnUpdateCompressionType)
{
if (!new_value) {
MEMC_G(compression_type_real) = COMPRESSION_TYPE_FASTLZ;
} else if (!strcmp(new_value, "fastlz")) {
MEMC_G(compression_type_real) = COMPRESSION_TYPE_FASTLZ;
} else if (!strcmp(new_value, "zlib")) {
MEMC_G(compression_type_real) = COMPRESSION_TYPE_ZLIB;
} else {
return FAILURE;
}
return OnUpdateString(entry, new_value, new_value_length, mh_arg1, mh_arg2, mh_arg3, stage TSRMLS_CC);
}
static PHP_INI_MH(OnUpdateSerializer)
{
if (!new_value) {
MEMC_G(serializer) = SERIALIZER_DEFAULT;
} else if (!strcmp(new_value, "php")) {
MEMC_G(serializer) = SERIALIZER_PHP;
#ifdef HAVE_MEMCACHE_IGBINARY
} else if (!strcmp(new_value, "igbinary")) {
MEMC_G(serializer) = SERIALIZER_IGBINARY;
#endif // IGBINARY
#ifdef HAVE_JSON_API
} else if (!strcmp(new_value, "json")) {
MEMC_G(serializer) = SERIALIZER_JSON;
} else if (!strcmp(new_value, "json_array")) {
MEMC_G(serializer) = SERIALIZER_JSON_ARRAY;
#endif // JSON
} else {
return FAILURE;
}
return OnUpdateString(entry, new_value, new_value_length, mh_arg1, mh_arg2, mh_arg3, stage TSRMLS_CC);
}
/* {{{ INI entries */
PHP_INI_BEGIN()
#if 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_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
STD_PHP_INI_ENTRY("memcached.compression_type", "fastlz", PHP_INI_ALL, OnUpdateCompressionType, compression_type, zend_php_memcached_globals, php_memcached_globals)
STD_PHP_INI_ENTRY("memcached.compression_factor", "1.3", PHP_INI_ALL, OnUpdateReal, compression_factor, zend_php_memcached_globals, php_memcached_globals)
STD_PHP_INI_ENTRY("memcached.compression_threshold", "2000", PHP_INI_ALL, OnUpdateLong, compression_threshold, zend_php_memcached_globals, php_memcached_globals)
STD_PHP_INI_ENTRY("memcached.serializer", SERIALIZER_DEFAULT_NAME, PHP_INI_ALL, OnUpdateSerializer, serializer_name, zend_php_memcached_globals, php_memcached_globals)
PHP_INI_END()
/* }}} */
/****************************************
Forward declarations
****************************************/
static int php_memc_list_entry(void);
static int php_memc_handle_error(php_memc_t *i_obj, memcached_return status TSRMLS_DC);
static char *php_memc_zval_to_payload(zval *value, size_t *payload_len, uint32_t *flags, enum memcached_serializer serializer, enum memcached_compression_type compression_type TSRMLS_DC);
static int php_memc_zval_from_payload(zval *value, char *payload, size_t payload_len, uint32_t flags, enum memcached_serializer serializer TSRMLS_DC);
static void php_memc_get_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool by_key);
static void php_memc_getMulti_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool by_key);
static void php_memc_store_impl(INTERNAL_FUNCTION_PARAMETERS, int op, zend_bool by_key);
static void php_memc_setMulti_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool by_key);
static void php_memc_cas_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool by_key);
static void php_memc_delete_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool by_key);
static void php_memc_deleteMulti_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool by_key);
static void php_memc_incdec_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool incr);
static void php_memc_getDelayed_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool by_key);
static memcached_return php_memc_do_cache_callback(zval *memc_obj, zend_fcall_info *fci, zend_fcall_info_cache *fcc, char *key, size_t key_len, zval *value TSRMLS_DC);
static int php_memc_do_result_callback(zval *memc_obj, zend_fcall_info *fci, zend_fcall_info_cache *fcc, memcached_result_st *result TSRMLS_DC);
static memcached_return php_memc_do_serverlist_callback(const memcached_st *ptr, memcached_server_instance_st instance, void *in_context);
static memcached_return php_memc_do_stats_callback(const memcached_st *ptr, memcached_server_instance_st instance, void *in_context);
static memcached_return php_memc_do_version_callback(const memcached_st *ptr, memcached_server_instance_st instance, void *in_context);
/****************************************
Method implementations
****************************************/
/* {{{ Memcached::__construct([string persisten_id]))
Creates a Memcached object, optionally using persistent memcache connection */
static PHP_METHOD(Memcached, __construct)
{
zval *object = getThis();
php_memc_t *i_obj;
struct memc_obj *m_obj = NULL;
char *persistent_id = NULL;
int persistent_id_len;
zend_bool is_persistent = 0;
char *plist_key = NULL;
int plist_key_len = 0;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|s", &persistent_id,
&persistent_id_len) == FAILURE) {
ZVAL_NULL(object);
return;
}
i_obj = (php_memc_t *) zend_object_store_get_object(object TSRMLS_CC);
i_obj->is_pristine = 0;
if (persistent_id) {
zend_rsrc_list_entry *le = NULL;
is_persistent = 1;
plist_key_len = spprintf(&plist_key, 0, "memcached:id=%s", persistent_id);
plist_key_len += 1;
if (plist_key == NULL) {
php_error_docref(NULL TSRMLS_CC, E_ERROR, "out of memory: cannot allocate peristent list handler");
/* not reached */
}
if (zend_hash_find(&EG(persistent_list), plist_key, plist_key_len, (void *)&le) == SUCCESS) {
if (le->type == php_memc_list_entry()) {
m_obj = (struct memc_obj *) le->ptr;
}
}
}
if (!m_obj) {
m_obj = pecalloc(1, sizeof(*m_obj), is_persistent);
if (m_obj == NULL) {
php_error_docref(NULL TSRMLS_CC, E_ERROR, "out of memory: cannot allocate handle");
/* not reached */
}
m_obj->memc = memcached_create(NULL);
if (m_obj->memc == NULL) {
php_error_docref(NULL TSRMLS_CC, E_ERROR, "could not allocate libmemcached structure");
/* not reached */
}
m_obj->serializer = MEMC_G(serializer);
m_obj->compression_type = MEMC_G(compression_type_real);
m_obj->compression = 1;
i_obj->is_pristine = 1;
if (is_persistent) {
zend_rsrc_list_entry le;
le.type = php_memc_list_entry();
le.ptr = m_obj;
if (zend_hash_update(&EG(persistent_list), (char *)plist_key,
plist_key_len, (void *)&le, sizeof(le), NULL) == FAILURE) {
php_error_docref(NULL TSRMLS_CC, E_ERROR, "could not register persistent entry");
/* not reached */
}
}
}
i_obj->is_persistent = is_persistent;
i_obj->obj = m_obj;
if (plist_key != NULL) {
efree(plist_key);
}
}
/* }}} */
/* {{{ Memcached::get(string key [, mixed callback [, double &cas_token ] ])
Returns a value for the given key or false */
PHP_METHOD(Memcached, get)
{
php_memc_get_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
}
/* }}} */
/* {{{ Memcached::getByKey(string server_key, string key [, mixed callback [, double &cas_token ] ])
Returns a value for key from the server identified by the server key or false */
PHP_METHOD(Memcached, getByKey)
{
php_memc_get_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
}
/* }}} */
/* {{{ -- php_memc_get_impl */
static void php_memc_get_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool by_key)
{
char *key = NULL;
size_t key_len = 0;
char *server_key = NULL;
int server_key_len = 0;
char *payload = NULL;
size_t payload_len = 0;
uint32_t flags = 0;
uint64_t cas = 0;
const char* keys[1] = { NULL };
size_t key_lens[1] = { 0 };
zval *cas_token = NULL;
zend_fcall_info fci = empty_fcall_info;
zend_fcall_info_cache fcc = empty_fcall_info_cache;
memcached_result_st result;
memcached_return status = MEMCACHED_SUCCESS;
MEMC_METHOD_INIT_VARS;
if (by_key) {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss|f!z", &server_key,
&server_key_len, &key, &key_len, &fci, &fcc, &cas_token) == FAILURE) {
return;
}
} else {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|f!z", &key, &key_len,
&fci, &fcc, &cas_token) == FAILURE) {
return;
}
}
MEMC_METHOD_FETCH_OBJECT;
i_obj->rescode = MEMCACHED_SUCCESS;
if (key_len == 0) {
i_obj->rescode = MEMCACHED_BAD_KEY_PROVIDED;
RETURN_FROM_GET;
}
keys[0] = key;
key_lens[0] = key_len;
if (cas_token) {
uint64_t orig_cas_flag;
/*
* Enable CAS support, but only if it is currently disabled.
*/
orig_cas_flag = memcached_behavior_get(m_obj->memc, MEMCACHED_BEHAVIOR_SUPPORT_CAS);
if (orig_cas_flag == 0) {
memcached_behavior_set(m_obj->memc, MEMCACHED_BEHAVIOR_SUPPORT_CAS, 1);
}
status = memcached_mget_by_key(m_obj->memc, server_key, server_key_len, keys, key_lens, 1);
if (orig_cas_flag == 0) {
memcached_behavior_set(m_obj->memc, MEMCACHED_BEHAVIOR_SUPPORT_CAS, orig_cas_flag);
}
if (php_memc_handle_error(i_obj, status TSRMLS_CC) < 0) {
RETURN_FROM_GET;
}
status = MEMCACHED_SUCCESS;
memcached_result_create(m_obj->memc, &result);
if (memcached_fetch_result(m_obj->memc, &result, &status) == NULL) {
/* This is for historical reasons */
if (status == MEMCACHED_END)
status = MEMCACHED_NOTFOUND;
/*
* If the result wasn't found, and we have the read-through callback, invoke
* it to get the value. The CAS token will be 0, because we cannot generate it
* ourselves.
*/
if (status == MEMCACHED_NOTFOUND && fci.size != 0) {
status = php_memc_do_cache_callback(getThis(), &fci, &fcc, key, key_len,
return_value TSRMLS_CC);
ZVAL_DOUBLE(cas_token, 0);
}
if (php_memc_handle_error(i_obj, status TSRMLS_CC) < 0) {
memcached_result_free(&result);
RETURN_FROM_GET;
}
/* if we have a callback, all processing is done */
if (fci.size != 0) {
memcached_result_free(&result);
return;
}
}
payload = memcached_result_value(&result);
payload_len = memcached_result_length(&result);
flags = memcached_result_flags(&result);
cas = memcached_result_cas(&result);
if (php_memc_zval_from_payload(return_value, payload, payload_len, flags, m_obj->serializer TSRMLS_CC) < 0) {
memcached_result_free(&result);
i_obj->rescode = MEMC_RES_PAYLOAD_FAILURE;
RETURN_FROM_GET;
}
zval_dtor(cas_token);
ZVAL_DOUBLE(cas_token, (double)cas);
memcached_result_free(&result);
return;
} else {
int rc;
zend_bool return_value_set = 0;
status = memcached_mget_by_key(m_obj->memc, server_key, server_key_len, keys, key_lens, 1);
payload = memcached_fetch(m_obj->memc, NULL, NULL, &payload_len, &flags, &status);
/* This is for historical reasons */
if (status == MEMCACHED_END)
status = MEMCACHED_NOTFOUND;
/*
* If payload wasn't found and we have a read-through callback, invoke it to get
* the value. The callback will take care of storing the value back into memcache.
* The callback will set the return value.
*/
if (payload == NULL && status == MEMCACHED_NOTFOUND && fci.size != 0) {
size_t dummy_length;
uint32_t dummy_flags;
memcached_return dummy_status;
status = php_memc_do_cache_callback(getThis(), &fci, &fcc, key, key_len,
return_value TSRMLS_CC);
return_value_set = 1;
(void)memcached_fetch(m_obj->memc, NULL, NULL, &dummy_length, &dummy_flags, &dummy_status);
}
if (php_memc_handle_error(i_obj, status TSRMLS_CC) < 0) {
if (payload) {
free(payload);
}
RETURN_FROM_GET;
}
/* if memcached gave a value and there was no callback, payload may be NULL */
if (!return_value_set) {
rc = php_memc_zval_from_payload(return_value, payload, payload_len, flags, m_obj->serializer TSRMLS_CC);
free(payload);
if (rc < 0) {
i_obj->rescode = MEMC_RES_PAYLOAD_FAILURE;
RETURN_FROM_GET;
}
}
}
}
/* }}} */
/* {{{ Memcached::getMulti(array keys [, array &cas_tokens ])
Returns values for the given keys or false */
PHP_METHOD(Memcached, getMulti)
{
php_memc_getMulti_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
}
/* }}} */
/* {{{ Memcached::getMultiByKey(string server_key, array keys [, array &cas_tokens ])
Returns values for the given keys from the server identified by the server key or false */
PHP_METHOD(Memcached, getMultiByKey)
{
php_memc_getMulti_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
}
/* }}} */
/* {{{ -- php_memc_getMulti_impl */
static void php_memc_getMulti_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool by_key)
{
zval *keys = NULL;
char *server_key = NULL;
int server_key_len = 0;
size_t num_keys = 0;
zval **entry = NULL;
char *payload = NULL;
size_t payload_len = 0;
const char **mkeys = NULL;
size_t *mkeys_len = NULL;
char *res_key = NULL;
size_t res_key_len = 0;
uint32_t flags;
uint64_t cas = 0;
zval *cas_tokens = NULL;
uint64_t orig_cas_flag;
zval *value;
long get_flags = 0;
int i = 0;
zend_bool preserve_order;
memcached_result_st result;
memcached_return status = MEMCACHED_SUCCESS;
MEMC_METHOD_INIT_VARS;
if (by_key) {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sa/|zl", &server_key,
&server_key_len, &keys, &cas_tokens, &get_flags) == FAILURE) {
return;
}
} else {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "a/|zl", &keys, &cas_tokens, &get_flags) == FAILURE) {
return;
}
}
MEMC_METHOD_FETCH_OBJECT;
i_obj->rescode = MEMCACHED_SUCCESS;
preserve_order = (get_flags & MEMC_GET_PRESERVE_ORDER);
num_keys = zend_hash_num_elements(Z_ARRVAL_P(keys));
mkeys = safe_emalloc(num_keys, sizeof(*mkeys), 0);
mkeys_len = safe_emalloc(num_keys, sizeof(*mkeys_len), 0);
array_init(return_value);
/*
* Create the array of keys for libmemcached. If none of the keys were valid
* (strings), set bad key result code and return.
*/
for (zend_hash_internal_pointer_reset(Z_ARRVAL_P(keys));
zend_hash_get_current_data(Z_ARRVAL_P(keys), (void**)&entry) == SUCCESS;
zend_hash_move_forward(Z_ARRVAL_P(keys))) {
zval copy, *copy_ptr;
if (Z_TYPE_PP(entry) != IS_STRING) {
convert_to_string_ex(entry);
}
if (Z_TYPE_PP(entry) == IS_STRING && Z_STRLEN_PP(entry) > 0) {
mkeys[i] = Z_STRVAL_PP(entry);
mkeys_len[i] = Z_STRLEN_PP(entry);
if (preserve_order) {
add_assoc_null_ex(return_value, mkeys[i], mkeys_len[i] + 1);
}
i++;
}
}
if (i == 0) {
i_obj->rescode = MEMCACHED_NOTFOUND;
efree(mkeys);
efree(mkeys_len);
return;
}
/*
* Enable CAS support, but only if it is currently disabled.
*/
if (cas_tokens) {
orig_cas_flag = memcached_behavior_get(m_obj->memc, MEMCACHED_BEHAVIOR_SUPPORT_CAS);
if (orig_cas_flag == 0) {
memcached_behavior_set(m_obj->memc, MEMCACHED_BEHAVIOR_SUPPORT_CAS, 1);
}
}
status = memcached_mget_by_key(m_obj->memc, server_key, server_key_len, mkeys, mkeys_len, i);
/* Handle error, but ignore, there might still be some result */
php_memc_handle_error(i_obj, status TSRMLS_CC);
/*
* Restore the CAS support flag, but only if we had to turn it on.
*/
if (cas_tokens && orig_cas_flag == 0) {
memcached_behavior_set(m_obj->memc, MEMCACHED_BEHAVIOR_SUPPORT_CAS, orig_cas_flag);
}
efree(mkeys);
efree(mkeys_len);
/*
* Iterate through the result set and create the result array. The CAS tokens are
* returned as doubles, because we cannot store potential 64-bit values in longs.
*/
if (cas_tokens) {
zval_dtor(cas_tokens);
array_init(cas_tokens);
}
memcached_result_create(m_obj->memc, &result);
while ((memcached_fetch_result(m_obj->memc, &result, &status)) != NULL) {
if (status != MEMCACHED_SUCCESS) {
status = MEMCACHED_SOME_ERRORS;
php_memc_handle_error(i_obj, status TSRMLS_CC);
continue;
}
payload = memcached_result_value(&result);
payload_len = memcached_result_length(&result);
flags = memcached_result_flags(&result);
res_key = memcached_result_key_value(&result);
res_key_len = memcached_result_key_length(&result);
/*
* This may be a bug in libmemcached, the key is not null terminated
* whe using the binary protocol.
*/
res_key[res_key_len] = 0;
MAKE_STD_ZVAL(value);
if (php_memc_zval_from_payload(value, payload, payload_len, flags, m_obj->serializer TSRMLS_CC) < 0) {
zval_ptr_dtor(&value);
if (EG(exception)) {
status = MEMC_RES_PAYLOAD_FAILURE;
php_memc_handle_error(i_obj, status TSRMLS_CC);
memcached_quit(m_obj->memc);
break;
}
status = MEMCACHED_SOME_ERRORS;
i_obj->rescode = MEMCACHED_SOME_ERRORS;
continue;
}
add_assoc_zval_ex(return_value, res_key, res_key_len+1, value);
if (cas_tokens) {
cas = memcached_result_cas(&result);
add_assoc_double_ex(cas_tokens, res_key, res_key_len+1, (double)cas);
}
}
memcached_result_free(&result);
if (EG(exception)) {
/* XXX: cas_tokens should only be set on success, currently we're destructive */
if (cas_tokens) {
zval_dtor(cas_tokens);
ZVAL_NULL(cas_tokens);
}
zval_dtor(return_value);
RETURN_FALSE;
}
}
/* }}} */
/* {{{ Memcached::getDelayed(array keys [, bool with_cas [, mixed callback ] ])
Sends a request for the given keys and returns immediately */
PHP_METHOD(Memcached, getDelayed)
{
php_memc_getDelayed_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
}
/* }}} */
/* {{{ Memcached::getDelayedByKey(string server_key, array keys [, bool with_cas [, mixed callback ] ])
Sends a request for the given keys from the server identified by the server key and returns immediately */
PHP_METHOD(Memcached, getDelayedByKey)
{
php_memc_getDelayed_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
}
/* }}} */
/* {{{ -- php_memc_getDelayed_impl */
static void php_memc_getDelayed_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool by_key)
{
zval *keys = NULL;
char *server_key = NULL;
int server_key_len = 0;
zend_bool with_cas = 0;
size_t num_keys = 0;
zval **entry = NULL;
const char **mkeys = NULL;
size_t *mkeys_len = NULL;
uint64_t orig_cas_flag;
zend_fcall_info fci = empty_fcall_info;
zend_fcall_info_cache fcc = empty_fcall_info_cache;
int i = 0;
memcached_return status = MEMCACHED_SUCCESS;
MEMC_METHOD_INIT_VARS;
if (by_key) {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sa/|bf!", &server_key,
&server_key_len, &keys, &with_cas, &fci, &fcc) == FAILURE) {
return;
}
} else {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "a/|bf!", &keys, &with_cas,
&fci, &fcc) == FAILURE) {
return;
}
}
MEMC_METHOD_FETCH_OBJECT;
i_obj->rescode = MEMCACHED_SUCCESS;
/*
* Create the array of keys for libmemcached. If none of the keys were valid
* (strings), set bad key result code and return.
*/
num_keys = zend_hash_num_elements(Z_ARRVAL_P(keys));
mkeys = safe_emalloc(num_keys, sizeof(*mkeys), 0);
mkeys_len = safe_emalloc(num_keys, sizeof(*mkeys_len), 0);
for (zend_hash_internal_pointer_reset(Z_ARRVAL_P(keys));
zend_hash_get_current_data(Z_ARRVAL_P(keys), (void**)&entry) == SUCCESS;
zend_hash_move_forward(Z_ARRVAL_P(keys))) {
if (Z_TYPE_PP(entry) != IS_STRING) {
convert_to_string_ex(entry);
}
if (Z_TYPE_PP(entry) == IS_STRING && Z_STRLEN_PP(entry) > 0) {
mkeys[i] = Z_STRVAL_PP(entry);
mkeys_len[i] = Z_STRLEN_PP(entry);
i++;
}
}
if (i == 0) {
i_obj->rescode = MEMCACHED_BAD_KEY_PROVIDED;
efree(mkeys);
efree(mkeys_len);
zval_dtor(return_value);
RETURN_FALSE;
}
/*
* Enable CAS support, but only if it is currently disabled.
*/
if (with_cas) {
orig_cas_flag = memcached_behavior_get(m_obj->memc, MEMCACHED_BEHAVIOR_SUPPORT_CAS);
if (orig_cas_flag == 0) {
memcached_behavior_set(m_obj->memc, MEMCACHED_BEHAVIOR_SUPPORT_CAS, 1);
}
}
/*
* Issue the request, but collect results only if the result callback is provided.
*/
status = memcached_mget_by_key(m_obj->memc, server_key, server_key_len, mkeys, mkeys_len, i);
/*
* Restore the CAS support flag, but only if we had to turn it on.
*/
if (with_cas && orig_cas_flag == 0) {
memcached_behavior_set(m_obj->memc, MEMCACHED_BEHAVIOR_SUPPORT_CAS, orig_cas_flag);
}
efree(mkeys);
efree(mkeys_len);
if (php_memc_handle_error(i_obj, status TSRMLS_CC) < 0) {
zval_dtor(return_value);
RETURN_FALSE;
}
if (fci.size != 0) {
/*
* We have a result callback. Iterate through the result set and invoke the
* callback for each one.
*/
memcached_result_st result;
memcached_result_create(m_obj->memc, &result);
while ((memcached_fetch_result(m_obj->memc, &result, &status)) != NULL) {
if (php_memc_do_result_callback(getThis(), &fci, &fcc, &result TSRMLS_CC) < 0) {
status = MEMCACHED_FAILURE;
break;
}
}
memcached_result_free(&result);
/* we successfully retrieved all rows */
if (status == MEMCACHED_END) {
status = MEMCACHED_SUCCESS;
}
if (php_memc_handle_error(i_obj, status TSRMLS_CC) < 0) {
RETURN_FALSE;
}
}
RETURN_TRUE;
}
/* }}} */
/* {{{ Memcached::fetch()
Returns the next result from a previous delayed request */
PHP_METHOD(Memcached, fetch)
{
char *res_key = NULL;
size_t res_key_len = 0;
char *payload = NULL;
size_t payload_len = 0;
zval *value;
uint32_t flags = 0;
uint64_t cas = 0;
memcached_result_st result;
memcached_return status = MEMCACHED_SUCCESS;
MEMC_METHOD_INIT_VARS;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") == FAILURE) {
return;
}
MEMC_METHOD_FETCH_OBJECT;
i_obj->rescode = MEMCACHED_SUCCESS;
memcached_result_create(m_obj->memc, &result);
if ((memcached_fetch_result(m_obj->memc, &result, &status)) == NULL) {
php_memc_handle_error(i_obj, status TSRMLS_CC);
memcached_result_free(&result);
RETURN_FALSE;
}
payload = memcached_result_value(&result);
payload_len = memcached_result_length(&result);
flags = memcached_result_flags(&result);
res_key = memcached_result_key_value(&result);
res_key_len = memcached_result_key_length(&result);
cas = memcached_result_cas(&result);
MAKE_STD_ZVAL(value);
if (php_memc_zval_from_payload(value, payload, payload_len, flags, m_obj->serializer TSRMLS_CC) < 0) {
memcached_result_free(&result);
zval_ptr_dtor(&value);
i_obj->rescode = MEMC_RES_PAYLOAD_FAILURE;
RETURN_FALSE;
}
array_init(return_value);
add_assoc_stringl_ex(return_value, ZEND_STRS("key"), res_key, res_key_len, 1);
add_assoc_zval_ex(return_value, ZEND_STRS("value"), value);
if (cas != 0) {
/* XXX: also check against ULLONG_MAX or memc_behavior */
add_assoc_double_ex(return_value, ZEND_STRS("cas"), (double)cas);
}
memcached_result_free(&result);
}
/* }}} */
/* {{{ Memcached::fetchAll()
Returns all the results from a previous delayed request */
PHP_METHOD(Memcached, fetchAll)
{
char *res_key = NULL;
size_t res_key_len = 0;
char *payload = NULL;
size_t payload_len = 0;
zval *value, *entry;
uint32_t flags;
uint64_t cas = 0;
memcached_result_st result;
memcached_return status = MEMCACHED_SUCCESS;
MEMC_METHOD_INIT_VARS;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") == FAILURE) {
return;
}
MEMC_METHOD_FETCH_OBJECT;
i_obj->rescode = MEMCACHED_SUCCESS;
array_init(return_value);
memcached_result_create(m_obj->memc, &result);
while ((memcached_fetch_result(m_obj->memc, &result, &status)) != NULL) {
payload = memcached_result_value(&result);
payload_len = memcached_result_length(&result);
flags = memcached_result_flags(&result);
res_key = memcached_result_key_value(&result);
res_key_len = memcached_result_key_length(&result);
cas = memcached_result_cas(&result);
MAKE_STD_ZVAL(value);
if (php_memc_zval_from_payload(value, payload, payload_len, flags, m_obj->serializer TSRMLS_CC) < 0) {
memcached_result_free(&result);
zval_ptr_dtor(&value);
zval_dtor(return_value);
i_obj->rescode = MEMC_RES_PAYLOAD_FAILURE;
RETURN_FALSE;
}
MAKE_STD_ZVAL(entry);
array_init(entry);
add_assoc_stringl_ex(entry, ZEND_STRS("key"), res_key, res_key_len, 1);
add_assoc_zval_ex(entry, ZEND_STRS("value"), value);
if (cas != 0) {
/* XXX: also check against ULLONG_MAX or memc_behavior */
add_assoc_double_ex(entry, ZEND_STRS("cas"), (double)cas);
}
add_next_index_zval(return_value, entry);
}
memcached_result_free(&result);
if (status != MEMCACHED_END && php_memc_handle_error(i_obj, status TSRMLS_CC) < 0) {
zval_dtor(return_value);
RETURN_FALSE;
}
}
/* }}} */
/* {{{ Memcached::set(string key, mixed value [, int expiration ])
Sets the value for the given key */
PHP_METHOD(Memcached, set)
{
php_memc_store_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, MEMC_OP_SET, 0);
}
/* }}} */
/* {{{ Memcached::setByKey(string server_key, string key, mixed value [, int expiration ])
Sets the value for the given key on the server identified by the server key */
PHP_METHOD(Memcached, setByKey)
{
php_memc_store_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, MEMC_OP_SET, 1);
}
/* }}} */
/* {{{ Memcached::setMulti(array items [, int expiration ])
Sets the keys/values specified in the items array */
PHP_METHOD(Memcached, setMulti)
{
php_memc_setMulti_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
}
/* }}} */
/* {{{ Memcached::setMultiByKey(string server_key, array items [, int expiration ])
Sets the keys/values specified in the items array on the server identified by the given server key */
PHP_METHOD(Memcached, setMultiByKey)
{
php_memc_setMulti_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
}
/* }}} */
/* {{{ -- php_memc_setMulti_impl */
static void php_memc_setMulti_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool by_key)
{
zval *entries;
char *server_key = NULL;
int server_key_len = 0;
time_t expiration = 0;
zval **entry;
char *str_key;
uint str_key_len;
ulong num_key;
char *payload;
size_t payload_len;
uint32_t flags = 0;
memcached_return status;
char tmp_key[MEMCACHED_MAX_KEY];
MEMC_METHOD_INIT_VARS;
if (by_key) {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sa|l", &server_key,
&server_key_len, &entries, &expiration) == FAILURE) {
return;
}
} else {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "a|l", &entries, &expiration) == FAILURE) {
return;
}
}
MEMC_METHOD_FETCH_OBJECT;
i_obj->rescode = MEMCACHED_SUCCESS;
for (zend_hash_internal_pointer_reset(Z_ARRVAL_P(entries));
zend_hash_get_current_data(Z_ARRVAL_P(entries), (void**)&entry) == SUCCESS;
zend_hash_move_forward(Z_ARRVAL_P(entries))) {
int key_type = zend_hash_get_current_key_ex(Z_ARRVAL_P(entries), &str_key, &str_key_len, &num_key, 0, NULL);
if (key_type == HASH_KEY_IS_LONG) {
/* Array keys are unsigned, but php integers are signed.
* Keys must be converted to signed strings that match
* php integers. */
assert(sizeof(tmp_key) >= sizeof(ZEND_TOSTR(LONG_MIN)));
str_key_len = sprintf(tmp_key, "%ld", (long)num_key) + 1;
str_key = (char *)tmp_key;
} else if (key_type != HASH_KEY_IS_STRING) {
continue;
}
flags = 0;
if (m_obj->compression) {
flags |= MEMC_VAL_COMPRESSED;
}
payload = php_memc_zval_to_payload(*entry, &payload_len, &flags, m_obj->serializer, m_obj->compression_type TSRMLS_CC);
if (payload == NULL) {
i_obj->rescode = MEMC_RES_PAYLOAD_FAILURE;
RETURN_FALSE;
}
if (!by_key) {
server_key = str_key;
server_key_len = str_key_len-1;
}
status = memcached_set_by_key(m_obj->memc, server_key, server_key_len, str_key,
str_key_len-1, payload, payload_len, expiration, flags);
efree(payload);
if (php_memc_handle_error(i_obj, status TSRMLS_CC) < 0) {
RETURN_FALSE;
}
}
RETURN_TRUE;
}
/* }}} */
/* {{{ Memcached::add(string key, mixed value [, int expiration ])
Sets the value for the given key, failing if the key already exists */
PHP_METHOD(Memcached, add)
{
php_memc_store_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, MEMC_OP_ADD, 0);
}
/* }}} */
/* {{{ Memcached::addByKey(string server_key, string key, mixed value [, int expiration ])
Sets the value for the given key on the server identified by the sever key, failing if the key already exists */
PHP_METHOD(Memcached, addByKey)
{
php_memc_store_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, MEMC_OP_ADD, 1);
}
/* }}} */
/* {{{ Memcached::append(string key, mixed value)
Appends the value to existing one for the key */
PHP_METHOD(Memcached, append)
{
php_memc_store_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, MEMC_OP_APPEND, 0);
}
/* }}} */
/* {{{ Memcached::appendByKey(string server_key, string key, mixed value)
Appends the value to existing one for the key on the server identified by the server key */
PHP_METHOD(Memcached, appendByKey)
{
php_memc_store_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, MEMC_OP_APPEND, 1);
}
/* }}} */
/* {{{ Memcached::prepend(string key, mixed value)
Prepends the value to existing one for the key */
PHP_METHOD(Memcached, prepend)
{
php_memc_store_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, MEMC_OP_PREPEND, 0);
}
/* }}} */
/* {{{ Memcached::prependByKey(string server_key, string key, mixed value)
Prepends the value to existing one for the key on the server identified by the server key */
PHP_METHOD(Memcached, prependByKey)
{
php_memc_store_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, MEMC_OP_PREPEND, 1);
}
/* }}} */
/* {{{ Memcached::replace(string key, mixed value [, int expiration ])
Replaces the value for the given key, failing if the key doesn't exist */
PHP_METHOD(Memcached, replace)
{
php_memc_store_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, MEMC_OP_REPLACE, 0);
}
/* }}} */
/* {{{ Memcached::replaceByKey(string server_key, string key, mixed value [, int expiration ])
Replaces the value for the given key on the server identified by the server key, failing if the key doesn't exist */
PHP_METHOD(Memcached, replaceByKey)
{
php_memc_store_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, MEMC_OP_REPLACE, 1);
}
/* }}} */
/* {{{ -- php_memc_store_impl */
static void php_memc_store_impl(INTERNAL_FUNCTION_PARAMETERS, int op, zend_bool by_key)
{
char *key = NULL;
int key_len = 0;
char *server_key = NULL;
int server_key_len = 0;
char *s_value = NULL;
int s_value_len = 0;
zval s_zvalue;
zval *value;
time_t expiration = 0;
char *payload;
size_t payload_len;
uint32_t flags = 0;
memcached_return status;
MEMC_METHOD_INIT_VARS;
if (by_key) {
if (op == MEMC_OP_APPEND || op == MEMC_OP_PREPEND) {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sss", &server_key,
&server_key_len, &key, &key_len, &s_value, &s_value_len, &expiration) == FAILURE) {
return;
}
INIT_ZVAL(s_zvalue);
value = &s_zvalue;
ZVAL_STRINGL(value, s_value, s_value_len, 0);
} else {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ssz|l", &server_key,
&server_key_len, &key, &key_len, &value, &expiration) == FAILURE) {
return;
}
}
} else {
if (op == MEMC_OP_APPEND || op == MEMC_OP_PREPEND) {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &key, &key_len,
&s_value, &s_value_len) == FAILURE) {
return;
}
INIT_ZVAL(s_zvalue);
value = &s_zvalue;
ZVAL_STRINGL(value, s_value, s_value_len, 0);
} else {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sz|l", &key, &key_len,
&value, &expiration) == FAILURE) {
return;
}
}
}
MEMC_METHOD_FETCH_OBJECT;
i_obj->rescode = MEMCACHED_SUCCESS;
if (key_len == 0) {
i_obj->rescode = MEMCACHED_BAD_KEY_PROVIDED;
RETURN_FALSE;
}
if (m_obj->compression) {
/*
* When compression is enabled, we cannot do appends/prepends because that would
* corrupt the compressed values. It is up to the user to fetch the value,
* append/prepend new data, and store it again.
*/
if (op == MEMC_OP_APPEND || op == MEMC_OP_PREPEND) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "cannot append/prepend with compression turned on");
return;
}
flags |= MEMC_VAL_COMPRESSED;
}
payload = php_memc_zval_to_payload(value, &payload_len, &flags, m_obj->serializer, m_obj->compression_type TSRMLS_CC);
if (payload == NULL) {
i_obj->rescode = MEMC_RES_PAYLOAD_FAILURE;
RETURN_FALSE;
}
switch (op) {
case MEMC_OP_SET:
if (!server_key) {
status = memcached_set(m_obj->memc, key, key_len, payload, payload_len, expiration, flags);
} else {
status = memcached_set_by_key(m_obj->memc, server_key, server_key_len, key,
key_len, payload, payload_len, expiration, flags);
}
break;
case MEMC_OP_ADD:
if (!server_key) {
status = memcached_add(m_obj->memc, key, key_len, payload, payload_len, expiration, flags);
} else {
status = memcached_add_by_key(m_obj->memc, server_key, server_key_len, key,
key_len, payload, payload_len, expiration, flags);
}
break;
case MEMC_OP_REPLACE:
if (!server_key) {
status = memcached_replace(m_obj->memc, key, key_len, payload, payload_len, expiration, flags);
} else {
status = memcached_replace_by_key(m_obj->memc, server_key, server_key_len, key,
key_len, payload, payload_len, expiration, flags);
}
break;
case MEMC_OP_APPEND:
if (!server_key) {
status = memcached_append(m_obj->memc, key, key_len, payload, payload_len, expiration, flags);
} else {
status = memcached_append_by_key(m_obj->memc, server_key, server_key_len, key,
key_len, payload, payload_len, expiration, flags);
}
break;
case MEMC_OP_PREPEND:
if (!server_key) {
status = memcached_prepend(m_obj->memc, key, key_len, payload, payload_len, expiration, flags);
} else {
status = memcached_prepend_by_key(m_obj->memc, server_key, server_key_len, key,
key_len, payload, payload_len, expiration, flags);
}
break;
default:
/* not reached */
assert(0);
break;
}
efree(payload);
if (php_memc_handle_error(i_obj, status TSRMLS_CC) < 0) {
RETURN_FALSE;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ Memcached::cas(double cas_token, string key, mixed value [, int expiration ])
Sets the value for the given key, failing if the cas_token doesn't match the one in memcache */
PHP_METHOD(Memcached, cas)
{
php_memc_cas_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
}
/* }}} */
/* {{{ Memcached::casByKey(double cas_token, string server_key, string key, mixed value [, int expiration ])
Sets the value for the given key on the server identified by the server_key, failing if the cas_token doesn't match the one in memcache */
PHP_METHOD(Memcached, casByKey)
{
php_memc_cas_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
}
/* }}} */
/* {{{ -- php_memc_cas_impl */
static void php_memc_cas_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool by_key)
{
double cas_d;
uint64_t cas;
char *key = NULL;
int key_len = 0;
char *server_key = NULL;
int server_key_len = 0;
zval *value;
time_t expiration = 0;
char *payload;
size_t payload_len;
uint32_t flags = 0;
memcached_return status;
MEMC_METHOD_INIT_VARS;
if (by_key) {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "dssz|l", &cas_d, &server_key,
&server_key_len, &key, &key_len, &value, &expiration) == FAILURE) {
return;
}
} else {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "dsz|l", &cas_d, &key, &key_len,
&value, &expiration) == FAILURE) {
return;
}
}
MEMC_METHOD_FETCH_OBJECT;
i_obj->rescode = MEMCACHED_SUCCESS;
if (key_len == 0) {
i_obj->rescode = MEMCACHED_BAD_KEY_PROVIDED;
RETURN_FALSE;
}
DVAL_TO_LVAL(cas_d, cas);
if (m_obj->compression) {
flags |= MEMC_VAL_COMPRESSED;
}
payload = php_memc_zval_to_payload(value, &payload_len, &flags, m_obj->serializer, m_obj->compression_type TSRMLS_CC);
if (payload == NULL) {
i_obj->rescode = MEMC_RES_PAYLOAD_FAILURE;
RETURN_FALSE;
}
status = memcached_cas_by_key(m_obj->memc, server_key, server_key_len, key, key_len,
payload, payload_len, expiration, flags, cas);
efree(payload);
if (php_memc_handle_error(i_obj, status TSRMLS_CC) < 0) {
RETURN_FALSE;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ Memcached::delete(string key [, int time ])
Deletes the given key */
PHP_METHOD(Memcached, delete)
{
php_memc_delete_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
}
/* }}} */
/* {{{ Memcached::deleteMulti(array keys [, int time ])
Deletes the given keys */
PHP_METHOD(Memcached, deleteMulti)
{
php_memc_deleteMulti_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
}
/* }}} */
/* {{{ Memcached::deleteByKey(string server_key, string key [, int time ])
Deletes the given key from the server identified by the server key */
PHP_METHOD(Memcached, deleteByKey)
{
php_memc_delete_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
}
/* }}} */
/* {{{ Memcached::deleteMultiByKey(array keys [, int time ])
Deletes the given key from the server identified by the server key */
PHP_METHOD(Memcached, deleteMultiByKey)
{
php_memc_deleteMulti_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
}
/* }}} */
/* {{{ -- php_memc_delete_impl */
static void php_memc_delete_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool by_key)
{
char *key = NULL;
int key_len = 0;
char *server_key = NULL;
int server_key_len = 0;
time_t expiration = 0;
memcached_return status;
MEMC_METHOD_INIT_VARS;
if (by_key) {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss|l", &server_key,
&server_key_len, &key, &key_len, &expiration) == FAILURE) {
return;
}
} else {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|l", &key, &key_len,
&expiration) == FAILURE) {
return;
}
server_key = key;
server_key_len = key_len;
}
MEMC_METHOD_FETCH_OBJECT;
i_obj->rescode = MEMCACHED_SUCCESS;
if (key_len == 0) {
i_obj->rescode = MEMCACHED_BAD_KEY_PROVIDED;
RETURN_FALSE;
}
status = memcached_delete_by_key(m_obj->memc, server_key, server_key_len, key,
key_len, expiration);
if (php_memc_handle_error(i_obj, status TSRMLS_CC) < 0) {
RETURN_FALSE;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ -- php_memc_deleteMulti_impl */
static void php_memc_deleteMulti_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool by_key)
{
zval *entries;
char *server_key = NULL;
int server_key_len = 0;
time_t expiration = 0;
zval **entry;
memcached_return status;
MEMC_METHOD_INIT_VARS;
if (by_key) {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sa|l", &server_key,
&server_key_len, &entries, &expiration) == FAILURE) {
return;
}
} else {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "a|l", &entries, &expiration) == FAILURE) {
return;
}
}
MEMC_METHOD_FETCH_OBJECT;
i_obj->rescode = MEMCACHED_SUCCESS;
array_init(return_value);
for (zend_hash_internal_pointer_reset(Z_ARRVAL_P(entries));
zend_hash_get_current_data(Z_ARRVAL_P(entries), (void**)&entry) == SUCCESS;
zend_hash_move_forward(Z_ARRVAL_P(entries))) {
int use_copy = 0;
zval entry_copy, *entry_copy_ptr;
if (Z_TYPE_PP(entry) != IS_STRING) {
entry_copy = **entry;
zval_copy_ctor(&entry_copy);
INIT_PZVAL(&entry_copy);
convert_to_string(&entry_copy);
entry_copy_ptr = &entry_copy;
entry = &entry_copy_ptr;
use_copy = 1;
}
if (Z_TYPE_PP(entry) != IS_STRING || Z_STRLEN_PP(entry) <= 0) {
if (use_copy) {
zval_dtor(&entry_copy);
}
continue;
}
if (!by_key) {
server_key = Z_STRVAL_PP(entry);
server_key_len = Z_STRLEN_PP(entry);
}
status = memcached_delete_by_key(m_obj->memc, server_key, server_key_len, Z_STRVAL_PP(entry), Z_STRLEN_PP(entry), expiration);
if (php_memc_handle_error(i_obj, status TSRMLS_CC) < 0) {
add_assoc_long(return_value, Z_STRVAL_PP(entry), status);
} else {
add_assoc_bool(return_value, Z_STRVAL_PP(entry), 1);
}
if (use_copy) {
zval_dtor(&entry_copy);
}
}
return;
}
/* }}} */
/* {{{ Memcached::increment(string key [, int delta ])
Increments the value for the given key by delta, defaulting to 1 */
PHP_METHOD(Memcached, increment)
{
php_memc_incdec_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
}
/* }}} */
/* {{{ Memcached::decrement(string key [, int delta ])
Decrements the value for the given key by delta, defaulting to 1 */
PHP_METHOD(Memcached, decrement)
{
php_memc_incdec_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
}
/* }}} */
/* {{{ -- php_memc_incdec_impl */
static void php_memc_incdec_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool incr)
{
char *key = NULL;
int key_len = 0;
long offset = 1;
uint64_t value;
memcached_return status;
MEMC_METHOD_INIT_VARS;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|l", &key, &key_len, &offset) == FAILURE) {
return;
}
MEMC_METHOD_FETCH_OBJECT;
i_obj->rescode = MEMCACHED_SUCCESS;
if (key_len == 0) {
i_obj->rescode = MEMCACHED_BAD_KEY_PROVIDED;
RETURN_FALSE;
}
if (offset < 0) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "offset has to be > 0");
RETURN_FALSE;
}
if (incr) {
status = memcached_increment(m_obj->memc, key, key_len, (unsigned int)offset, &value);
} else {
status = memcached_decrement(m_obj->memc, key, key_len, (unsigned int)offset, &value);
}
if (php_memc_handle_error(i_obj, status TSRMLS_CC) < 0) {
RETURN_FALSE;
}
RETURN_LONG((long)value);
}
/* }}} */
/* {{{ Memcached::addServer(string hostname, int port [, int weight ])
Adds the given memcache server to the list */
PHP_METHOD(Memcached, addServer)
{
char *host;
int host_len;
long port, weight = 0;
memcached_return status;
MEMC_METHOD_INIT_VARS;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sl|l", &host, &host_len,
&port, &weight) == FAILURE) {
return;
}
MEMC_METHOD_FETCH_OBJECT;
i_obj->rescode = MEMCACHED_SUCCESS;
if (host[0] == '/') { /* unix domain socket */
status = memcached_server_add_unix_socket_with_weight(m_obj->memc, host, weight);
} else {
status = memcached_server_add_with_weight(m_obj->memc, host, port, weight);
}
if (php_memc_handle_error(i_obj, status TSRMLS_CC) < 0) {
RETURN_FALSE;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ Memcached::addServers(array servers)
Adds the given memcache servers to the server list */
PHP_METHOD(Memcached, addServers)
{
zval *servers;
zval **entry;
zval **z_host, **z_port, **z_weight = NULL;
uint32_t weight = 0;
int entry_size, i = 0;
memcached_server_st *list = NULL;
memcached_return status;
MEMC_METHOD_INIT_VARS;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "a/", &servers) == FAILURE) {
return;
}
MEMC_METHOD_FETCH_OBJECT;
i_obj->rescode = MEMCACHED_SUCCESS;
for (zend_hash_internal_pointer_reset(Z_ARRVAL_P(servers)), i = 0;
zend_hash_get_current_data(Z_ARRVAL_P(servers), (void **)&entry) == SUCCESS;
zend_hash_move_forward(Z_ARRVAL_P(servers)), i++) {
if (Z_TYPE_PP(entry) != IS_ARRAY) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "server list entry #%d is not an array", i+1);
continue;
}
entry_size = zend_hash_num_elements(Z_ARRVAL_PP(entry));
if (entry_size > 1) {
zend_hash_internal_pointer_reset(Z_ARRVAL_PP(entry));
/* Check that we have a host */
if (zend_hash_get_current_data(Z_ARRVAL_PP(entry), (void **)&z_host) == FAILURE) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "could not get server host for entry #%d", i+1);
continue;
}
/* Check that we have a port */
if (zend_hash_move_forward(Z_ARRVAL_PP(entry)) == FAILURE ||
zend_hash_get_current_data(Z_ARRVAL_PP(entry), (void **)&z_port) == FAILURE) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "could not get server port for entry #%d", i+1);
continue;
}
convert_to_string_ex(z_host);
convert_to_long_ex(z_port);
weight = 0;
if (entry_size > 2) {
/* Try to get weight */
if (zend_hash_move_forward(Z_ARRVAL_PP(entry)) == FAILURE ||
zend_hash_get_current_data(Z_ARRVAL_PP(entry), (void **)&z_weight) == FAILURE) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "could not get server weight for entry #%d", i+1);
}
convert_to_long_ex(z_weight);
weight = Z_LVAL_PP(z_weight);
}
list = memcached_server_list_append_with_weight(list, Z_STRVAL_PP(z_host),
Z_LVAL_PP(z_port), weight, &status);
if (php_memc_handle_error(i_obj, status TSRMLS_CC) == 0) {
continue;
}
}
/* catch-all for all errors */
php_error_docref(NULL TSRMLS_CC, E_WARNING, "could not add entry #%d to the server list", i+1);
}
status = memcached_server_push(m_obj->memc, list);
memcached_server_list_free(list);
if (php_memc_handle_error(i_obj, status TSRMLS_CC) < 0) {
RETURN_FALSE;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ Memcached::getServerList()
Returns the list of the memcache servers in use */
PHP_METHOD(Memcached, getServerList)
{
zval *array;
struct callbackContext context = {0};
memcached_server_function callbacks[1];
MEMC_METHOD_INIT_VARS;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") == FAILURE) {
return;
}
MEMC_METHOD_FETCH_OBJECT;
callbacks[0] = php_memc_do_serverlist_callback;
array_init(return_value);
context.array = array;
context.return_value = return_value;
memcached_server_cursor(m_obj->memc, callbacks, &context, 1);
}
/* }}} */
/* {{{ Memcached::getServerByKey(string server_key)
Returns the server identified by the given server key */
PHP_METHOD(Memcached, getServerByKey)
{
char *server_key;
int server_key_len;
memcached_server_st *server;
memcached_return error;
MEMC_METHOD_INIT_VARS;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &server_key, &server_key_len) == FAILURE) {
return;
}
MEMC_METHOD_FETCH_OBJECT;
i_obj->rescode = MEMCACHED_SUCCESS;
if (server_key_len == 0) {
i_obj->rescode = MEMCACHED_BAD_KEY_PROVIDED;
RETURN_FALSE;
}
server = memcached_server_by_key(m_obj->memc, server_key, server_key_len, &error);
if (server == NULL) {
php_memc_handle_error(i_obj, error TSRMLS_CC);
RETURN_FALSE;
}
array_init(return_value);
add_assoc_string(return_value, "host", server->hostname, 1);
add_assoc_long(return_value, "port", server->port);
add_assoc_long(return_value, "weight", server->weight);
memcached_server_free(server);
}
/* }}} */
/* {{{ Memcached::getStats()
Returns statistics for the memcache servers */
PHP_METHOD(Memcached, getStats)
{
memcached_stat_st *stats;
memcached_server_st *servers;
memcached_return status;
zval *entry;
struct callbackContext context = {0};
memcached_server_function callbacks[1];
MEMC_METHOD_INIT_VARS;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") == FAILURE) {
return;
}
MEMC_METHOD_FETCH_OBJECT;
stats = memcached_stat(m_obj->memc, NULL, &status);
php_memc_handle_error(i_obj, status TSRMLS_CC);
if (stats == NULL) {
RETURN_FALSE;
} else if (status != MEMCACHED_SUCCESS && status != MEMCACHED_SOME_ERRORS) {
memcached_stat_free(m_obj->memc, stats);
RETURN_FALSE;
}
array_init(return_value);
callbacks[0] = php_memc_do_stats_callback;
context.i = 0;
context.entry = entry;
context.stats = stats;
context.return_value = return_value;
memcached_server_cursor(m_obj->memc, callbacks, &context, 1);
memcached_stat_free(m_obj->memc, stats);
}
/* }}} */
/* {{{ Memcached::getVersion()
Returns the version of each memcached server in the pool */
PHP_METHOD(Memcached, getVersion)
{
memcached_server_st *servers;
memcached_return status = MEMCACHED_SUCCESS;
struct callbackContext context = {0};
memcached_server_function callbacks[1];
MEMC_METHOD_INIT_VARS;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") == FAILURE) {
return;
}
MEMC_METHOD_FETCH_OBJECT;
array_init(return_value);
status = memcached_version(m_obj->memc);
if (php_memc_handle_error(i_obj, status TSRMLS_CC) < 0) {
zval_dtor(return_value);
RETURN_FALSE;
}
callbacks[0] = php_memc_do_version_callback;
context.return_value = return_value;
memcached_server_cursor(m_obj->memc, callbacks, &context, 1);
}
/* }}} */
/* {{{ Memcached::getAllKeys()
Returns the keys stored on all the servers */
static memcached_return php_memc_dump_func_callback(const memcached_st *ptr __attribute__((unused)), \
const char *key, size_t key_length, void *context)
{
zval *ctx = (zval*) context;
add_next_index_string(ctx, (char*) key, 1);
return MEMCACHED_SUCCESS;
}
PHP_METHOD(Memcached, getAllKeys)
{
memcached_return rc;
memcached_dump_func callback[1];
MEMC_METHOD_INIT_VARS;
callback[0] = php_memc_dump_func_callback;
MEMC_METHOD_FETCH_OBJECT;
array_init(return_value);
rc = memcached_dump(m_obj->memc, callback, return_value, 1);
if (php_memc_handle_error(i_obj, rc TSRMLS_CC) < 0) {
zval_dtor(return_value);
RETURN_FALSE;
}
}
/* }}} */
/* {{{ Memcached::flush([ int delay ])
Flushes the data on all the servers */
static PHP_METHOD(Memcached, flush)
{
time_t delay = 0;
memcached_return status;
MEMC_METHOD_INIT_VARS;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|l", &delay) == FAILURE) {
return;
}
MEMC_METHOD_FETCH_OBJECT;
i_obj->rescode = MEMCACHED_SUCCESS;
status = memcached_flush(m_obj->memc, delay);
if (php_memc_handle_error(i_obj, status TSRMLS_CC) < 0) {
RETURN_FALSE;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ Memcached::getOption(int option)
Returns the value for the given option constant */
static PHP_METHOD(Memcached, getOption)
{
long option;
uint64_t result;
memcached_behavior flag;
MEMC_METHOD_INIT_VARS;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &option) == FAILURE) {
return;
}
MEMC_METHOD_FETCH_OBJECT;
switch (option) {
case MEMC_OPT_COMPRESSION_TYPE:
RETURN_LONG(m_obj->compression_type);
case MEMC_OPT_COMPRESSION:
RETURN_BOOL(m_obj->compression);
case MEMC_OPT_PREFIX_KEY:
{
memcached_return retval;
char *result;
result = memcached_callback_get(m_obj->memc, MEMCACHED_CALLBACK_PREFIX_KEY, &retval);
if (retval == MEMCACHED_SUCCESS) {
RETURN_STRING(result, 1);
} else {
RETURN_EMPTY_STRING();
}
}
case MEMC_OPT_SERIALIZER:
RETURN_LONG((long)m_obj->serializer);
break;
case MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZE:
case MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZE:
if (memcached_server_count(m_obj->memc) == 0) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "no servers defined");
return;
}
default:
/*
* Assume that it's a libmemcached behavior option.
*/
flag = (memcached_behavior) option;
result = memcached_behavior_get(m_obj->memc, flag);
RETURN_LONG((long)result);
}
}
/* }}} */
static int php_memc_set_option(php_memc_t *i_obj, long option, zval *value TSRMLS_DC)
{
memcached_behavior flag;
struct memc_obj *m_obj = i_obj->obj;
switch (option) {
case MEMC_OPT_COMPRESSION:
convert_to_long(value);
m_obj->compression = Z_LVAL_P(value) ? 1 : 0;
break;
case MEMC_OPT_COMPRESSION_TYPE:
convert_to_long(value);
if (Z_LVAL_P(value) == COMPRESSION_TYPE_FASTLZ ||
Z_LVAL_P(value) == COMPRESSION_TYPE_ZLIB) {
m_obj->compression_type = Z_LVAL_P(value);
} else {
/* invalid compression type */
return 0;
}
break;
case MEMC_OPT_PREFIX_KEY:
{
char *key;
convert_to_string(value);
if (Z_STRLEN_P(value) == 0) {
key = NULL;
} else {
key = Z_STRVAL_P(value);
}
if (memcached_callback_set(m_obj->memc, MEMCACHED_CALLBACK_PREFIX_KEY, key) == MEMCACHED_BAD_KEY_PROVIDED) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "bad key provided");
return 0;
}
break;
}
case MEMCACHED_BEHAVIOR_KETAMA_WEIGHTED:
flag = (memcached_behavior) option;
convert_to_long(value);
if (memcached_behavior_set(m_obj->memc, flag, (uint64_t)Z_LVAL_P(value)) == MEMCACHED_FAILURE) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "error setting memcached option");
return 0;
}
/*
* This is necessary because libmemcached does not reset hash/distribution
* options on false case, like it does for MEMCACHED_BEHAVIOR_KETAMA
* (non-weighted) case. We have to clean up ourselves.
*/
if (!Z_LVAL_P(value)) {
#if defined(LIBMEMCACHED_VERSION_HEX) && LIBMEMCACHED_VERSION_HEX > 0x00037000
(void)memcached_behavior_set_key_hash(m_obj->memc, MEMCACHED_HASH_DEFAULT);
(void)memcached_behavior_set_distribution_hash(m_obj->memc, MEMCACHED_HASH_DEFAULT);
(void)memcached_behavior_set_distribution(m_obj->memc, MEMCACHED_DISTRIBUTION_MODULA);
#else
m_obj->memc->hash = 0;
m_obj->memc->distribution = 0;
#endif
}
break;
case MEMC_OPT_SERIALIZER:
{
convert_to_long(value);
/* igbinary serializer */
#ifdef HAVE_MEMCACHED_IGBINARY
if (Z_LVAL_P(value) == SERIALIZER_IGBINARY) {
m_obj->serializer = SERIALIZER_IGBINARY;
} else
#endif
#ifdef HAVE_JSON_API
if (Z_LVAL_P(value) == SERIALIZER_JSON) {
m_obj->serializer = SERIALIZER_JSON;
} else if (Z_LVAL_P(value) == SERIALIZER_JSON_ARRAY) {
m_obj->serializer = SERIALIZER_JSON_ARRAY;
} else
#endif
/* php serializer */
if (Z_LVAL_P(value) == SERIALIZER_PHP) {
m_obj->serializer = SERIALIZER_PHP;
} else {
m_obj->serializer = SERIALIZER_PHP;
php_error_docref(NULL TSRMLS_CC, E_WARNING, "invalid serializer provided");
return 0;
}
break;
}
default:
/*
* Assume that it's a libmemcached behavior option.
*/
flag = (memcached_behavior) option;
convert_to_long(value);
if (flag < 0 ||
/* MEMCACHED_BEHAVIOR_MAX was added in somewhere around 0.36 or 0.37 */
#if defined(LIBMEMCACHED_VERSION_HEX) && LIBMEMCACHED_VERSION_HEX >= 0x00037000
flag >= MEMCACHED_BEHAVIOR_MAX ||
#endif
memcached_behavior_set(m_obj->memc, flag, (uint64_t)Z_LVAL_P(value)) != MEMCACHED_SUCCESS) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "error setting memcached option");
return 0;
}
break;
}
return 1;
}
/* {{{ Memcached::setOptions(array options)
Sets the value for the given option constant */
static PHP_METHOD(Memcached, setOptions)
{
zval *options;
zend_bool ok = 1;
uint key_len;
char *key;
ulong key_index;
zval **value;
MEMC_METHOD_INIT_VARS;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "a", &options) == FAILURE) {
return;
}
MEMC_METHOD_FETCH_OBJECT;
for (zend_hash_internal_pointer_reset(Z_ARRVAL_P(options));
zend_hash_get_current_data(Z_ARRVAL_P(options), (void *) &value) == SUCCESS;
zend_hash_move_forward(Z_ARRVAL_P(options))) {
if (zend_hash_get_current_key_ex(Z_ARRVAL_P(options), &key, &key_len, &key_index, 0, NULL) == HASH_KEY_IS_LONG) {
zval copy = **value;
zval_copy_ctor(&copy);
INIT_PZVAL(&copy);
if (!php_memc_set_option(i_obj, (long) key_index, &copy TSRMLS_CC)) {
ok = 0;
}
zval_dtor(&copy);
} else {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "invalid configuration option");
ok = 0;
}
}
RETURN_BOOL(ok);
}
/* }}} */
/* {{{ Memcached::setOption(int option, mixed value)
Sets the value for the given option constant */
static PHP_METHOD(Memcached, setOption)
{
long option;
zval *value;
MEMC_METHOD_INIT_VARS;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "lz/", &option, &value) == FAILURE) {
return;
}
MEMC_METHOD_FETCH_OBJECT;
RETURN_BOOL(php_memc_set_option(i_obj, option, value TSRMLS_CC));
}
/* }}} */
/* {{{ Memcached::getResultCode()
Returns the result code from the last operation */
static PHP_METHOD(Memcached, getResultCode)
{
MEMC_METHOD_INIT_VARS;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") == FAILURE) {
return;
}
MEMC_METHOD_FETCH_OBJECT;
RETURN_LONG(i_obj->rescode);
}
/* }}} */
/* {{{ Memcached::getResultMessage()
Returns the result message from the last operation */
static PHP_METHOD(Memcached, getResultMessage)
{
MEMC_METHOD_INIT_VARS;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") == FAILURE) {
return;
}
MEMC_METHOD_FETCH_OBJECT;
switch (i_obj->rescode) {
case MEMC_RES_PAYLOAD_FAILURE:
RETURN_STRING("PAYLOAD FAILURE", 1);
break;
case MEMCACHED_ERRNO:
case MEMCACHED_CONNECTION_SOCKET_CREATE_FAILURE:
case MEMCACHED_UNKNOWN_READ_FAILURE:
if (i_obj->memc_errno) {
char *str;
int str_len;
str_len = spprintf(&str, 0, "%s: %s", memcached_strerror(m_obj->memc, (memcached_return)i_obj->rescode),
strerror(i_obj->memc_errno));
RETURN_STRINGL(str, str_len, 0);
}
/* Fall through */
default:
RETURN_STRING(memcached_strerror(m_obj->memc, (memcached_return)i_obj->rescode), 1);
break;
}
}
/* }}} */
/* {{{ Memcached::isPersistent()
Returns the true if instance uses a persistent connection */
static PHP_METHOD(Memcached, isPersistent)
{
MEMC_METHOD_INIT_VARS;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") == FAILURE) {
return;
}
MEMC_METHOD_FETCH_OBJECT;
RETURN_BOOL(i_obj->is_persistent);
}
/* }}} */
/* {{{ Memcached::isPristine()
Returns the true if instance is recently created */
static PHP_METHOD(Memcached, isPristine)
{
MEMC_METHOD_INIT_VARS;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") == FAILURE) {
return;
}
MEMC_METHOD_FETCH_OBJECT;
RETURN_BOOL(i_obj->is_pristine);
}
/* }}} */
/****************************************
Internal support code
****************************************/
/* {{{ constructor/destructor */
static void php_memc_destroy(struct memc_obj *m_obj, zend_bool persistent TSRMLS_DC)
{
if (m_obj->memc) {
memcached_free(m_obj->memc);
}
pefree(m_obj, persistent);
}
static void php_memc_free_storage(php_memc_t *i_obj TSRMLS_DC)
{
zend_object_std_dtor(&i_obj->zo TSRMLS_CC);
if (i_obj->obj && !i_obj->is_persistent) {
php_memc_destroy(i_obj->obj, 0 TSRMLS_CC);
}
i_obj->obj = NULL;
efree(i_obj);
}
zend_object_value php_memc_new(zend_class_entry *ce TSRMLS_DC)
{
zend_object_value retval;
php_memc_t *i_obj;
zval *tmp;
i_obj = ecalloc(1, sizeof(*i_obj));
zend_object_std_init( &i_obj->zo, ce TSRMLS_CC );
zend_hash_copy(i_obj->zo.properties, &ce->default_properties, (copy_ctor_func_t) zval_add_ref, (void *) &tmp, sizeof(zval *));
retval.handle = zend_objects_store_put(i_obj, (zend_objects_store_dtor_t)zend_objects_destroy_object, (zend_objects_free_object_storage_t)php_memc_free_storage, NULL TSRMLS_CC);
retval.handlers = zend_get_std_object_handlers();
return retval;
}
ZEND_RSRC_DTOR_FUNC(php_memc_dtor)
{
if (rsrc->ptr) {
struct memc_obj *m_obj = (struct memc_obj *)rsrc->ptr;
php_memc_destroy(m_obj, 1 TSRMLS_CC);
rsrc->ptr = NULL;
}
}
/* }}} */
/* {{{ internal API functions */
static memcached_return php_memc_do_serverlist_callback(const memcached_st *ptr, memcached_server_instance_st instance, void *in_context)
{
struct callbackContext* context = (struct callbackContext*) in_context;
MAKE_STD_ZVAL(context->array);
array_init(context->array);
add_assoc_string(context->array, "host", instance->hostname, 1);
add_assoc_long(context->array, "port", instance->port);
add_assoc_long(context->array, "weight", instance->weight);
add_next_index_zval(context->return_value, context->array);
return MEMCACHED_SUCCESS;
}
static memcached_return php_memc_do_stats_callback(const memcached_st *ptr, memcached_server_instance_st instance, void *in_context)
{
char *hostport = NULL;
int hostport_len;
struct callbackContext* context = (struct callbackContext*) in_context;
hostport_len = spprintf(&hostport, 0, "%s:%d", instance->hostname, instance->port);
MAKE_STD_ZVAL(context->entry);
array_init(context->entry);
add_assoc_long(context->entry, "pid", context->stats[context->i].pid);
add_assoc_long(context->entry, "uptime", context->stats[context->i].uptime);
add_assoc_long(context->entry, "threads", context->stats[context->i].threads);
add_assoc_long(context->entry, "time", context->stats[context->i].time);
add_assoc_long(context->entry, "pointer_size", context->stats[context->i].pointer_size);
add_assoc_long(context->entry, "rusage_user_seconds", context->stats[context->i].rusage_user_seconds);
add_assoc_long(context->entry, "rusage_user_microseconds", context->stats[context->i].rusage_user_microseconds);
add_assoc_long(context->entry, "rusage_system_seconds", context->stats[context->i].rusage_system_seconds);
add_assoc_long(context->entry, "rusage_system_microseconds", context->stats[context->i].rusage_system_microseconds);
add_assoc_long(context->entry, "curr_items", context->stats[context->i].curr_items);
add_assoc_long(context->entry, "total_items", context->stats[context->i].total_items);
add_assoc_long(context->entry, "limit_maxbytes", context->stats[context->i].limit_maxbytes);
add_assoc_long(context->entry, "curr_connections", context->stats[context->i].curr_connections);
add_assoc_long(context->entry, "total_connections", context->stats[context->i].total_connections);
add_assoc_long(context->entry, "connection_structures", context->stats[context->i].connection_structures);
add_assoc_long(context->entry, "bytes", context->stats[context->i].bytes);
add_assoc_long(context->entry, "cmd_get", context->stats[context->i].cmd_get);
add_assoc_long(context->entry, "cmd_set", context->stats[context->i].cmd_set);
add_assoc_long(context->entry, "get_hits", context->stats[context->i].get_hits);
add_assoc_long(context->entry, "get_misses", context->stats[context->i].get_misses);
add_assoc_long(context->entry, "evictions", context->stats[context->i].evictions);
add_assoc_long(context->entry, "bytes_read", context->stats[context->i].bytes_read);
add_assoc_long(context->entry, "bytes_written", context->stats[context->i].bytes_written);
add_assoc_stringl(context->entry, "version", context->stats[context->i].version, strlen(context->stats[context->i].version), 1);
add_assoc_zval_ex(context->return_value, hostport, hostport_len+1, context->entry);
efree(hostport);
/* Increment the server count in our context structure. Failure to do so will cause only the stats for the last server to get displayed. */
context->i++;
return MEMCACHED_SUCCESS;
}
static memcached_return php_memc_do_version_callback(const memcached_st *ptr, memcached_server_instance_st instance, void *in_context)
{
char *hostport = NULL;
char version[16];
int hostport_len, version_len;
struct callbackContext* context = (struct callbackContext*) in_context;
hostport_len = spprintf(&hostport, 0, "%s:%d", instance->hostname, instance->port);
version_len = snprintf(version, sizeof(version), "%d.%d.%d",
instance->major_version, instance->minor_version,
instance->micro_version);
add_assoc_stringl_ex(context->return_value, hostport, hostport_len+1, version, version_len, 1);
efree(hostport);
return MEMCACHED_SUCCESS;
}
static int php_memc_handle_error(php_memc_t *i_obj, memcached_return status TSRMLS_DC)
{
int result = 0;
switch (status) {
case MEMCACHED_SUCCESS:
case MEMCACHED_STORED:
case MEMCACHED_DELETED:
case MEMCACHED_STAT:
result = 0;
i_obj->memc_errno = 0;
break;
case MEMCACHED_END:
case MEMCACHED_BUFFERED:
i_obj->rescode = status;
i_obj->memc_errno = 0;
result = 0;
break;
case MEMCACHED_SOME_ERRORS:
i_obj->rescode = status;
/* Hnngghgh! */
i_obj->memc_errno = i_obj->obj->memc->cached_errno;
result = 0;
break;
default:
i_obj->rescode = status;
/* Hnngghgh! */
i_obj->memc_errno = i_obj->obj->memc->cached_errno;
result = -1;
break;
}
return result;
}
static char *php_memc_zval_to_payload(zval *value, size_t *payload_len, uint32_t *flags, enum memcached_serializer serializer, enum memcached_compression_type compression_type TSRMLS_DC)
{
char *payload;
smart_str buf = {0};
switch (Z_TYPE_P(value)) {
case IS_STRING:
smart_str_appendl(&buf, Z_STRVAL_P(value), Z_STRLEN_P(value));
MEMC_VAL_SET_TYPE(*flags, MEMC_VAL_IS_STRING);
break;
case IS_LONG:
case IS_DOUBLE:
case IS_BOOL:
{
zval value_copy;
value_copy = *value;
zval_copy_ctor(&value_copy);
convert_to_string(&value_copy);
smart_str_appendl(&buf, Z_STRVAL(value_copy), Z_STRLEN(value_copy));
zval_dtor(&value_copy);
*flags &= ~MEMC_VAL_COMPRESSED;
if (Z_TYPE_P(value) == IS_LONG) {
MEMC_VAL_SET_TYPE(*flags, MEMC_VAL_IS_LONG);
} else if (Z_TYPE_P(value) == IS_DOUBLE) {
MEMC_VAL_SET_TYPE(*flags, MEMC_VAL_IS_DOUBLE);
} else if (Z_TYPE_P(value) == IS_BOOL) {
MEMC_VAL_SET_TYPE(*flags, MEMC_VAL_IS_BOOL);
}
break;
}
default:
switch (serializer) {
#ifdef HAVE_MEMCACHED_IGBINARY
case SERIALIZER_IGBINARY:
if (igbinary_serialize((uint8_t **) &buf.c, &buf.len, value) != 0) {
smart_str_free(&buf);
return NULL;
}
MEMC_VAL_SET_TYPE(*flags, MEMC_VAL_IS_IGBINARY);
break;
#endif
#ifdef HAVE_JSON_API
case SERIALIZER_JSON:
case SERIALIZER_JSON_ARRAY:
{
#if HAVE_JSON_API_5_2
php_json_encode(&buf, value TSRMLS_CC);
#elif HAVE_JSON_API_5_3
php_json_encode(&buf, value, 0 TSRMLS_CC); /* options */
#endif
buf.c[buf.len] = 0;
MEMC_VAL_SET_TYPE(*flags, MEMC_VAL_IS_JSON);
break;
}
#endif
default:
{
php_serialize_data_t var_hash;
PHP_VAR_SERIALIZE_INIT(var_hash);
php_var_serialize(&buf, &value, &var_hash TSRMLS_CC);
PHP_VAR_SERIALIZE_DESTROY(var_hash);
if (!buf.c) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "could not serialize value");
smart_str_free(&buf);
return NULL;
}
MEMC_VAL_SET_TYPE(*flags, MEMC_VAL_IS_SERIALIZED);
break;
}
}
break;
}
/* turn off compression for values below the threshold */
if ((*flags & MEMC_VAL_COMPRESSED) && buf.len < MEMC_G(compression_threshold)) {
*flags &= ~MEMC_VAL_COMPRESSED;
}
if (*flags & MEMC_VAL_COMPRESSED) {
/* status */
zend_bool compress_status = 0;
/* Additional 5% for the data */
unsigned long payload_comp_len = (unsigned long)((buf.len + 1.05) + 1);
char *payload_comp = emalloc(payload_comp_len + sizeof(uint32_t));
payload = payload_comp;
memcpy(payload_comp, &buf.len, sizeof(uint32_t));
payload_comp += sizeof(uint32_t);
if (compression_type == COMPRESSION_TYPE_FASTLZ) {
compress_status = ((payload_comp_len = fastlz_compress(buf.c, buf.len, payload_comp)) > 0);
*flags |= MEMC_VAL_COMPRESSION_FASTLZ;
} else if (compression_type == COMPRESSION_TYPE_ZLIB) {
compress_status = (compress((Bytef *)payload_comp, &payload_comp_len, (Bytef *)buf.c, buf.len) == Z_OK);
*flags |= MEMC_VAL_COMPRESSION_ZLIB;
}
if (!compress_status) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "could not compress value");
efree(payload);
smart_str_free(&buf);
return NULL;
}
/* Check that we are above ratio */
if (buf.len > (payload_comp_len * MEMC_G(compression_factor))) {
*payload_len = payload_comp_len + sizeof(uint32_t);
payload[*payload_len] = 0;
} else {
/* Store plain value */
*flags &= ~MEMC_VAL_COMPRESSED;
*payload_len = buf.len;
memcpy(payload, buf.c, buf.len);
payload[buf.len] = 0;
}
} else {
*payload_len = buf.len;
payload = estrndup(buf.c, buf.len);
}
smart_str_free(&buf);
return payload;
}
/* The caller MUST free the payload */
static int php_memc_zval_from_payload(zval *value, char *payload, size_t payload_len, uint32_t flags, enum memcached_serializer serializer TSRMLS_DC)
{
/*
A NULL payload is completely valid if length is 0, it is simply empty.
*/
zend_bool payload_emalloc = 0;
char *buffer = NULL;
if (payload == NULL && payload_len > 0) {
php_error_docref(NULL TSRMLS_CC, E_WARNING,
"Could not handle non-existing value of length %zu", payload_len);
return -1;
} else if (payload == NULL) {
if (MEMC_VAL_GET_TYPE(flags) == MEMC_VAL_IS_BOOL) {
ZVAL_FALSE(value);
} else {
ZVAL_EMPTY_STRING(value);
}
return 0;
}
if (flags & MEMC_VAL_COMPRESSED) {
uint32_t len;
unsigned long length;
zend_bool decompress_status = 0;
/* Stored with newer memcached extension? */
if (flags & MEMC_VAL_COMPRESSION_FASTLZ || flags & MEMC_VAL_COMPRESSION_ZLIB) {
/* This is copied from Ilia's patch */
memcpy(&len, payload, sizeof(uint32_t));
buffer = emalloc(len + 1);
payload_len -= sizeof(uint32_t);
payload += sizeof(uint32_t);
length = len;
if (flags & MEMC_VAL_COMPRESSION_FASTLZ) {
decompress_status = ((length = fastlz_decompress(payload, payload_len, buffer, len)) > 0);
} else if (flags & MEMC_VAL_COMPRESSION_ZLIB) {
decompress_status = (uncompress((Bytef *)buffer, &length, (Bytef *)payload, payload_len) == Z_OK);
}
}
/* Fall back to 'old style decompression' */
if (!decompress_status) {
unsigned int factor = 1, maxfactor = 16;
int status;
do {
length = (unsigned long)payload_len * (1 << factor++);
buffer = erealloc(buffer, length + 1);
memset(buffer, 0, length + 1);
status = uncompress((Bytef *)buffer, (uLongf *)&length, (const Bytef *)payload, payload_len);
} while ((status==Z_BUF_ERROR) && (factor < maxfactor));
if (status == Z_OK) {
decompress_status = 1;
}
}
if (!decompress_status) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "could not decompress value");
efree(buffer);
return -1;
}
payload = buffer;
payload_len = length;
payload_emalloc = 1;
}
payload[payload_len] = 0;
switch (MEMC_VAL_GET_TYPE(flags)) {
case MEMC_VAL_IS_STRING:
if (payload_emalloc) {
ZVAL_STRINGL(value, payload, payload_len, 0);
payload_emalloc = 0;
} else {
ZVAL_STRINGL(value, payload, payload_len, 1);
}
break;
case MEMC_VAL_IS_LONG:
{
long lval = strtol(payload, NULL, 10);
ZVAL_LONG(value, lval);
break;
}
case MEMC_VAL_IS_DOUBLE:
{
double dval = zend_strtod(payload, NULL);
ZVAL_DOUBLE(value, dval);
break;
}
case MEMC_VAL_IS_BOOL:
ZVAL_BOOL(value, payload_len > 0 && payload[0] == '1');
break;
case MEMC_VAL_IS_SERIALIZED:
{
const char *payload_tmp = payload;
php_unserialize_data_t var_hash;
PHP_VAR_UNSERIALIZE_INIT(var_hash);
if (!php_var_unserialize(&value, (const unsigned char **)&payload_tmp, (const unsigned char *)payload_tmp + payload_len, &var_hash TSRMLS_CC)) {
ZVAL_FALSE(value);
PHP_VAR_UNSERIALIZE_DESTROY(var_hash);
php_error_docref(NULL TSRMLS_CC, E_WARNING, "could not unserialize value");
goto my_error;
}
PHP_VAR_UNSERIALIZE_DESTROY(var_hash);
break;
}
case MEMC_VAL_IS_IGBINARY:
#ifdef HAVE_MEMCACHED_IGBINARY
if (igbinary_unserialize((uint8_t *)payload, payload_len, &value)) {
ZVAL_FALSE(value);
php_error_docref(NULL TSRMLS_CC, E_WARNING, "could not unserialize value with igbinary");
goto my_error;
}
#else
php_error_docref(NULL TSRMLS_CC, E_WARNING, "could not unserialize value, no igbinary support");
goto my_error;
#endif
break;
case MEMC_VAL_IS_JSON:
#ifdef HAVE_JSON_API
# if HAVE_JSON_API_5_2
php_json_decode(value, payload, payload_len, (serializer == SERIALIZER_JSON_ARRAY) TSRMLS_CC);
# elif HAVE_JSON_API_5_3
php_json_decode(value, payload, payload_len, (serializer == SERIALIZER_JSON_ARRAY), JSON_PARSER_DEFAULT_DEPTH TSRMLS_CC);
# endif
#else
php_error_docref(NULL TSRMLS_CC, E_WARNING, "could not unserialize value, no json support");
goto my_error;
#endif
break;
default:
php_error_docref(NULL TSRMLS_CC, E_WARNING, "unknown payload type");
goto my_error;
}
if (payload_emalloc) {
efree(payload);
}
return 0;
my_error:
if (payload_emalloc) {
efree(payload);
}
return -1;
}
static int php_memc_list_entry(void)
{
return le_memc;
}
static void php_memc_init_globals(zend_php_memcached_globals *php_memcached_globals_p TSRMLS_DC)
{
#if HAVE_MEMCACHED_SESSION
MEMC_G(sess_locking_enabled) = 1;
MEMC_G(sess_prefix) = NULL;
MEMC_G(sess_lock_wait) = 0;
MEMC_G(sess_locked) = 0;
MEMC_G(sess_lock_key) = NULL;
MEMC_G(sess_lock_key_len) = 0;
#endif
MEMC_G(serializer_name) = NULL;
MEMC_G(serializer) = SERIALIZER_DEFAULT;
MEMC_G(compression_type) = NULL;
MEMC_G(compression_type_real) = COMPRESSION_TYPE_FASTLZ;
MEMC_G(compression_factor) = 1.30;
}
static void php_memc_destroy_globals(zend_php_memcached_globals *php_memcached_globals_p TSRMLS_DC)
{
}
PHP_MEMCACHED_API
zend_class_entry *php_memc_get_ce(void)
{
return memcached_ce;
}
PHP_MEMCACHED_API
zend_class_entry *php_memc_get_exception(void)
{
return memcached_exception_ce;
}
PHP_MEMCACHED_API
zend_class_entry *php_memc_get_exception_base(int root TSRMLS_DC)
{
#if HAVE_SPL
if (!root) {
if (!spl_ce_RuntimeException) {
zend_class_entry **pce;
if (zend_hash_find(CG(class_table), "runtimeexception",
sizeof("RuntimeException"), (void **) &pce) == SUCCESS) {
spl_ce_RuntimeException = *pce;
return *pce;
}
} else {
return spl_ce_RuntimeException;
}
}
#endif
#if (PHP_MAJOR_VERSION == 5) && (PHP_MINOR_VERSION < 2)
return zend_exception_get_default();
#else
return zend_exception_get_default(TSRMLS_C);
#endif
}
static memcached_return php_memc_do_cache_callback(zval *zmemc_obj, zend_fcall_info *fci,
zend_fcall_info_cache *fcc, char *key,
size_t key_len, zval *value TSRMLS_DC)
{
char *payload = NULL;
size_t payload_len = 0;
zval **params[4];
zval *retval;
zval *z_key;
zval *z_expiration;
uint32_t flags = 0;
memcached_return rc;
php_memc_t* i_obj;
memcached_return status = MEMCACHED_SUCCESS;
int result;
MAKE_STD_ZVAL(z_key);
MAKE_STD_ZVAL(z_expiration);
ZVAL_STRINGL(z_key, key, key_len, 1);
ZVAL_NULL(value);
ZVAL_LONG(z_expiration, 0);
params[0] = &zmemc_obj;
params[1] = &z_key;
params[2] = &value;
params[3] = &z_expiration;
fci->retval_ptr_ptr = &retval;
fci->params = params;
fci->param_count = sizeof(params) / sizeof(params[0]);
result = zend_call_function(fci, fcc TSRMLS_CC);
if (result == SUCCESS && retval) {
i_obj = (php_memc_t *) zend_object_store_get_object(zmemc_obj TSRMLS_CC);
struct memc_obj *m_obj = i_obj->obj;
if (zend_is_true(retval)) {
time_t expiration;
if (Z_TYPE_P(z_expiration) != IS_LONG) {
convert_to_long(z_expiration);
}
expiration = Z_LVAL_P(z_expiration);
payload = php_memc_zval_to_payload(value, &payload_len, &flags, m_obj->serializer, m_obj->compression_type TSRMLS_CC);
if (payload == NULL) {
status = (memcached_return)MEMC_RES_PAYLOAD_FAILURE;
} else {
rc = memcached_set(m_obj->memc, key, key_len, payload, payload_len, expiration, flags);
if (rc == MEMCACHED_SUCCESS || rc == MEMCACHED_BUFFERED) {
status = rc;
}
efree(payload);
}
} else {
status = MEMCACHED_NOTFOUND;
zval_dtor(value);
ZVAL_NULL(value);
}
} else {
if (result == FAILURE) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "could not invoke cache callback");
}
status = MEMCACHED_FAILURE;
zval_dtor(value);
ZVAL_NULL(value);
}
if (retval) {
zval_ptr_dtor(&retval);
}
zval_ptr_dtor(&z_key);
zval_ptr_dtor(&z_expiration);
return status;
}
static int php_memc_do_result_callback(zval *zmemc_obj, zend_fcall_info *fci,
zend_fcall_info_cache *fcc,
memcached_result_st *result TSRMLS_DC)
{
char *res_key = NULL;
size_t res_key_len = 0;
char *payload = NULL;
size_t payload_len = 0;
zval *value, *retval = NULL;
uint64_t cas = 0;
zval **params[2];
zval *z_result;
uint32_t flags = 0;
int rc = 0;
php_memc_t *i_obj = NULL;
params[0] = &zmemc_obj;
params[1] = &z_result;
fci->retval_ptr_ptr = &retval;
fci->params = params;
fci->param_count = 2;
payload = memcached_result_value(result);
payload_len = memcached_result_length(result);
flags = memcached_result_flags(result);
res_key = memcached_result_key_value(result);
res_key_len = memcached_result_key_length(result);
cas = memcached_result_cas(result);
MAKE_STD_ZVAL(value);
i_obj = (php_memc_t *) zend_object_store_get_object(zmemc_obj TSRMLS_CC);
if (php_memc_zval_from_payload(value, payload, payload_len, flags, i_obj->obj->serializer TSRMLS_CC) < 0) {
zval_ptr_dtor(&value);
i_obj->rescode = MEMC_RES_PAYLOAD_FAILURE;
return -1;
}
MAKE_STD_ZVAL(z_result);
array_init(z_result);
add_assoc_stringl_ex(z_result, ZEND_STRS("key"), res_key, res_key_len, 1);
add_assoc_zval_ex(z_result, ZEND_STRS("value"), value);
if (cas != 0) {
add_assoc_double_ex(z_result, ZEND_STRS("cas"), (double)cas);
}
if (zend_call_function(fci, fcc TSRMLS_CC) == FAILURE) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "could not invoke result callback");
rc = -1;
}
if (retval) {
zval_ptr_dtor(&retval);
}
zval_ptr_dtor(&z_result);
return rc;
}
/* }}} */
/* {{{ session support */
#if HAVE_MEMCACHED_SESSION
#define MEMC_SESS_DEFAULT_LOCK_WAIT 150000
#define MEMC_SESS_LOCK_EXPIRATION 30
ps_module ps_mod_memcached = {
PS_MOD(memcached)
};
static int php_memc_sess_lock(memcached_st *memc, const char *key TSRMLS_DC)
{
char *lock_key = NULL;
int lock_key_len = 0;
long attempts;
long lock_maxwait;
long lock_wait = MEMC_G(sess_lock_wait);
time_t expiration;
memcached_return status;
/* set max timeout for session_start = max_execution_time. (c) Andrei Darashenka, Richter & Poweleit GmbH */
lock_maxwait = zend_ini_long(ZEND_STRS("max_execution_time"), 0);
if (lock_maxwait <= 0) {
lock_maxwait = MEMC_SESS_LOCK_EXPIRATION;
}
if (lock_wait == 0) {
lock_wait = MEMC_SESS_DEFAULT_LOCK_WAIT;
}
expiration = time(NULL) + lock_maxwait + 1;
attempts = lock_maxwait * 1000000 / lock_wait;
lock_key_len = spprintf(&lock_key, 0, "lock.%s", key);
do {
status = memcached_add(memc, lock_key, lock_key_len, "1", sizeof("1")-1, expiration, 0);
if (status == MEMCACHED_SUCCESS) {
MEMC_G(sess_locked) = 1;
MEMC_G(sess_lock_key) = lock_key;
MEMC_G(sess_lock_key_len) = lock_key_len;
return 0;
}
if (lock_wait > 0) {
usleep(lock_wait);
}
} while(--attempts > 0);
efree(lock_key);
return -1;
}
static void php_memc_sess_unlock(memcached_st *memc TSRMLS_DC)
{
if (MEMC_G(sess_locked)) {
memcached_delete(memc, MEMC_G(sess_lock_key), MEMC_G(sess_lock_key_len), 0);
MEMC_G(sess_locked) = 0;
efree(MEMC_G(sess_lock_key));
MEMC_G(sess_lock_key_len) = 0;
}
}
PS_OPEN_FUNC(memcached)
{
memcached_st *memc_sess = PS_GET_MOD_DATA();
memcached_server_st *servers;
memcached_return status;
servers = memcached_servers_parse((char *)save_path);
if (servers) {
memc_sess = memcached_create(NULL);
if (memc_sess) {
status = memcached_server_push(memc_sess, servers);
memcached_server_list_free(servers);
if (memcached_callback_set(memc_sess, MEMCACHED_CALLBACK_PREFIX_KEY, MEMC_G(sess_prefix)) !=
MEMCACHED_SUCCESS) {
PS_SET_MOD_DATA(NULL);
memcached_free(memc_sess);
php_error_docref(NULL TSRMLS_CC, E_WARNING, "bad memcached key prefix in memcached.sess_prefix");
return FAILURE;
}
if (status == MEMCACHED_SUCCESS) {
PS_SET_MOD_DATA(memc_sess);
return SUCCESS;
}
} else {
memcached_server_list_free(servers);
php_error_docref(NULL TSRMLS_CC, E_WARNING, "could not allocate libmemcached structure");
}
} else {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "failed to parse session.save_path");
}
PS_SET_MOD_DATA(NULL);
return FAILURE;
}
PS_CLOSE_FUNC(memcached)
{
memcached_st *memc_sess = PS_GET_MOD_DATA();
if (MEMC_G(sess_locking_enabled)) {
php_memc_sess_unlock(memc_sess TSRMLS_CC);
}
if (memc_sess) {
memcached_free(memc_sess);
PS_SET_MOD_DATA(NULL);
}
return SUCCESS;
}
PS_READ_FUNC(memcached)
{
char *payload = NULL;
size_t payload_len = 0;
char *sess_key = NULL;
int sess_key_len = 0;
uint32_t flags = 0;
memcached_return status;
memcached_st *memc_sess = PS_GET_MOD_DATA();
if (MEMC_G(sess_locking_enabled)) {
if (php_memc_sess_lock(memc_sess, key TSRMLS_CC) < 0) {
return FAILURE;
}
}
sess_key_len = spprintf(&sess_key, 0, "%s", key);
payload = memcached_get(memc_sess, sess_key, sess_key_len, &payload_len, &flags, &status);
efree(sess_key);
if (status == MEMCACHED_SUCCESS) {
*val = estrndup(payload, payload_len);
*vallen = payload_len;
free(payload);
return SUCCESS;
} else {
return FAILURE;
}
}
PS_WRITE_FUNC(memcached)
{
char *sess_key = NULL;
int sess_key_len = 0;
time_t expiration = 0;
memcached_return status;
memcached_st *memc_sess = PS_GET_MOD_DATA();
sess_key_len = spprintf(&sess_key, 0, "%s", key);
if (PS(gc_maxlifetime) > 0) {
expiration = PS(gc_maxlifetime);
}
status = memcached_set(memc_sess, sess_key, sess_key_len, val, vallen, expiration, 0);
efree(sess_key);
if (status == MEMCACHED_SUCCESS) {
return SUCCESS;
} else {
return FAILURE;
}
}
PS_DESTROY_FUNC(memcached)
{
char *sess_key = NULL;
int sess_key_len = 0;
memcached_st *memc_sess = PS_GET_MOD_DATA();
sess_key_len = spprintf(&sess_key, 0, "%s", key);
memcached_delete(memc_sess, sess_key, sess_key_len, 0);
efree(sess_key);
if (MEMC_G(sess_locking_enabled)) {
php_memc_sess_unlock(memc_sess TSRMLS_CC);
}
return SUCCESS;
}
PS_GC_FUNC(memcached)
{
return SUCCESS;
}
#endif
/* }}} */
/* {{{ methods arginfo */
ZEND_BEGIN_ARG_INFO_EX(arginfo___construct, 0, 0, 0)
ZEND_ARG_INFO(0, persistent_id)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_getResultCode, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_getResultMessage, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_get, 0, 0, 1)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, cache_cb)
ZEND_ARG_INFO(1, cas_token)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_getByKey, 0, 0, 2)
ZEND_ARG_INFO(0, server_key)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, cache_cb)
ZEND_ARG_INFO(1, cas_token)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_getMulti, 0, 0, 1)
ZEND_ARG_ARRAY_INFO(0, keys, 0)
ZEND_ARG_INFO(1, cas_tokens)
ZEND_ARG_INFO(0, flags)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_getMultiByKey, 0, 0, 2)
ZEND_ARG_INFO(0, server_key)
ZEND_ARG_ARRAY_INFO(0, keys, 0)
ZEND_ARG_INFO(1, cas_tokens)
ZEND_ARG_INFO(0, flags)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_getDelayed, 0, 0, 1)
ZEND_ARG_ARRAY_INFO(0, keys, 0)
ZEND_ARG_INFO(0, with_cas)
ZEND_ARG_INFO(0, value_cb)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_getDelayedByKey, 0, 0, 2)
ZEND_ARG_INFO(0, server_key)
ZEND_ARG_ARRAY_INFO(0, keys, 0)
ZEND_ARG_INFO(0, with_cas)
ZEND_ARG_INFO(0, value_cb)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_fetch, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_fetchAll, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_set, 0, 0, 2)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, value)
ZEND_ARG_INFO(0, expiration)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_setByKey, 0, 0, 3)
ZEND_ARG_INFO(0, server_key)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, value)
ZEND_ARG_INFO(0, expiration)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_setMulti, 0, 0, 1)
ZEND_ARG_ARRAY_INFO(0, items, 0)
ZEND_ARG_INFO(0, expiration)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_setMultiByKey, 0, 0, 2)
ZEND_ARG_INFO(0, server_key)
ZEND_ARG_ARRAY_INFO(0, items, 0)
ZEND_ARG_INFO(0, expiration)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_add, 0, 0, 2)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, value)
ZEND_ARG_INFO(0, expiration)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_addByKey, 0, 0, 3)
ZEND_ARG_INFO(0, server_key)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, value)
ZEND_ARG_INFO(0, expiration)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_replace, 0, 0, 2)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, value)
ZEND_ARG_INFO(0, expiration)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_replaceByKey, 0, 0, 3)
ZEND_ARG_INFO(0, server_key)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, value)
ZEND_ARG_INFO(0, expiration)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_append, 0, 0, 2)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, value)
ZEND_ARG_INFO(0, expiration)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_appendByKey, 0, 0, 3)
ZEND_ARG_INFO(0, server_key)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, value)
ZEND_ARG_INFO(0, expiration)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_prepend, 0, 0, 2)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, value)
ZEND_ARG_INFO(0, expiration)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_prependByKey, 0, 0, 3)
ZEND_ARG_INFO(0, server_key)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, value)
ZEND_ARG_INFO(0, expiration)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_cas, 0, 0, 3)
ZEND_ARG_INFO(0, cas_token)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, value)
ZEND_ARG_INFO(0, expiration)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_casByKey, 0, 0, 4)
ZEND_ARG_INFO(0, cas_token)
ZEND_ARG_INFO(0, server_key)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, value)
ZEND_ARG_INFO(0, expiration)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_delete, 0, 0, 1)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, time)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_deleteMulti, 0, 0, 1)
ZEND_ARG_INFO(0, keys)
ZEND_ARG_INFO(0, time)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_deleteByKey, 0, 0, 2)
ZEND_ARG_INFO(0, server_key)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, time)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_deleteMultiByKey, 0, 0, 2)
ZEND_ARG_INFO(0, server_key)
ZEND_ARG_INFO(0, keys)
ZEND_ARG_INFO(0, time)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_increment, 0, 0, 1)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, offset)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_decrement, 0, 0, 1)
ZEND_ARG_INFO(0, key)
ZEND_ARG_INFO(0, offset)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_flush, 0, 0, 0)
ZEND_ARG_INFO(0, delay)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_addServer, 0, 0, 2)
ZEND_ARG_INFO(0, host)
ZEND_ARG_INFO(0, port)
ZEND_ARG_INFO(0, weight)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_addServers, 0)
ZEND_ARG_ARRAY_INFO(0, servers, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_getServerList, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_getServerByKey, 0)
ZEND_ARG_INFO(0, server_key)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_getOption, 0)
ZEND_ARG_INFO(0, option)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_setOption, 0)
ZEND_ARG_INFO(0, option)
ZEND_ARG_INFO(0, value)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_setOptions, 0)
ZEND_ARG_INFO(0, options)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_getStats, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_getVersion, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_isPersistent, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_isPristine, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_getAllKeys, 0)
ZEND_END_ARG_INFO()
/* }}} */
/* {{{ memcached_class_methods */
#define MEMC_ME(name, args) PHP_ME(Memcached, name, args, ZEND_ACC_PUBLIC)
static zend_function_entry memcached_class_methods[] = {
MEMC_ME(__construct, arginfo___construct)
MEMC_ME(getResultCode, arginfo_getResultCode)
MEMC_ME(getResultMessage, arginfo_getResultMessage)
MEMC_ME(get, arginfo_get)
MEMC_ME(getByKey, arginfo_getByKey)
MEMC_ME(getMulti, arginfo_getMulti)
MEMC_ME(getMultiByKey, arginfo_getMultiByKey)
MEMC_ME(getDelayed, arginfo_getDelayed)
MEMC_ME(getDelayedByKey, arginfo_getDelayedByKey)
MEMC_ME(fetch, arginfo_fetch)
MEMC_ME(fetchAll, arginfo_fetchAll)
MEMC_ME(set, arginfo_set)
MEMC_ME(setByKey, arginfo_setByKey)
MEMC_ME(setMulti, arginfo_setMulti)
MEMC_ME(setMultiByKey, arginfo_setMultiByKey)
MEMC_ME(cas, arginfo_cas)
MEMC_ME(casByKey, arginfo_casByKey)
MEMC_ME(add, arginfo_add)
MEMC_ME(addByKey, arginfo_addByKey)
MEMC_ME(append, arginfo_append)
MEMC_ME(appendByKey, arginfo_appendByKey)
MEMC_ME(prepend, arginfo_prepend)
MEMC_ME(prependByKey, arginfo_prependByKey)
MEMC_ME(replace, arginfo_replace)
MEMC_ME(replaceByKey, arginfo_replaceByKey)
MEMC_ME(delete, arginfo_delete)
MEMC_ME(deleteMulti, arginfo_deleteMulti)
MEMC_ME(deleteByKey, arginfo_deleteByKey)
MEMC_ME(deleteMultiByKey, arginfo_deleteMultiByKey)
MEMC_ME(increment, arginfo_increment)
MEMC_ME(decrement, arginfo_decrement)
MEMC_ME(addServer, arginfo_addServer)
MEMC_ME(addServers, arginfo_addServers)
MEMC_ME(getServerList, arginfo_getServerList)
MEMC_ME(getServerByKey, arginfo_getServerByKey)
MEMC_ME(getStats, arginfo_getStats)
MEMC_ME(getVersion, arginfo_getVersion)
MEMC_ME(getAllKeys, arginfo_getAllKeys)
MEMC_ME(flush, arginfo_flush)
MEMC_ME(getOption, arginfo_getOption)
MEMC_ME(setOption, arginfo_setOption)
MEMC_ME(setOptions, arginfo_setOptions)
MEMC_ME(isPersistent, arginfo_isPersistent)
MEMC_ME(isPristine, arginfo_isPristine)
{ NULL, NULL, NULL }
};
#undef MEMC_ME
/* }}} */
/* {{{ memcached_module_entry
*/
#if ZEND_MODULE_API_NO >= 20050922
static const zend_module_dep memcached_deps[] = {
#ifdef HAVE_MEMCACHED_SESSION
ZEND_MOD_REQUIRED("session")
#endif
#ifdef HAVE_MEMCACHED_IGBINARY
ZEND_MOD_REQUIRED("igbinary")
#endif
#ifdef HAVE_SPL
ZEND_MOD_REQUIRED("spl")
#endif
{NULL, NULL, NULL}
};
#endif
zend_module_entry memcached_module_entry = {
#if ZEND_MODULE_API_NO >= 20050922
STANDARD_MODULE_HEADER_EX, NULL,
(zend_module_dep*)memcached_deps,
#else
STANDARD_MODULE_HEADER,
#endif
"memcached",
NULL,
PHP_MINIT(memcached),
PHP_MSHUTDOWN(memcached),
NULL,
NULL,
PHP_MINFO(memcached),
PHP_MEMCACHED_VERSION,
STANDARD_MODULE_PROPERTIES
};
/* }}} */
/* {{{ php_memc_register_constants */
static void php_memc_register_constants(INIT_FUNC_ARGS)
{
#define REGISTER_MEMC_CLASS_CONST_LONG(name, value) zend_declare_class_constant_long(php_memc_get_ce() , ZEND_STRS( #name ) - 1, value TSRMLS_CC)
#define REGISTER_MEMC_CLASS_CONST_BOOL(name, value) zend_declare_class_constant_bool(php_memc_get_ce() , ZEND_STRS( #name ) - 1, value TSRMLS_CC)
#define REGISTER_MEMC_CLASS_CONST_NULL(name) zend_declare_class_constant_null(php_memc_get_ce() , ZEND_STRS( #name ) - 1 TSRMLS_CC)
/*
* Class options
*/
REGISTER_MEMC_CLASS_CONST_LONG(OPT_COMPRESSION, MEMC_OPT_COMPRESSION);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_COMPRESSION_TYPE, MEMC_OPT_COMPRESSION_TYPE);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_PREFIX_KEY, MEMC_OPT_PREFIX_KEY);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_SERIALIZER, MEMC_OPT_SERIALIZER);
/*
* Indicate whether igbinary serializer is available
*/
#ifdef HAVE_MEMCACHED_IGBINARY
REGISTER_MEMC_CLASS_CONST_LONG(HAVE_IGBINARY, 1);
#else
REGISTER_MEMC_CLASS_CONST_LONG(HAVE_IGBINARY, 0);
#endif
/*
* Indicate whether json serializer is available
*/
#ifdef HAVE_JSON_API
REGISTER_MEMC_CLASS_CONST_LONG(HAVE_JSON, 1);
#else
REGISTER_MEMC_CLASS_CONST_LONG(HAVE_JSON, 0);
#endif
/*
* libmemcached behavior options
*/
REGISTER_MEMC_CLASS_CONST_LONG(OPT_HASH, MEMCACHED_BEHAVIOR_HASH);
REGISTER_MEMC_CLASS_CONST_LONG(HASH_DEFAULT, MEMCACHED_HASH_DEFAULT);
REGISTER_MEMC_CLASS_CONST_LONG(HASH_MD5, MEMCACHED_HASH_MD5);
REGISTER_MEMC_CLASS_CONST_LONG(HASH_CRC, MEMCACHED_HASH_CRC);
REGISTER_MEMC_CLASS_CONST_LONG(HASH_FNV1_64, MEMCACHED_HASH_FNV1_64);
REGISTER_MEMC_CLASS_CONST_LONG(HASH_FNV1A_64, MEMCACHED_HASH_FNV1A_64);
REGISTER_MEMC_CLASS_CONST_LONG(HASH_FNV1_32, MEMCACHED_HASH_FNV1_32);
REGISTER_MEMC_CLASS_CONST_LONG(HASH_FNV1A_32, MEMCACHED_HASH_FNV1A_32);
REGISTER_MEMC_CLASS_CONST_LONG(HASH_HSIEH, MEMCACHED_HASH_HSIEH);
REGISTER_MEMC_CLASS_CONST_LONG(HASH_MURMUR, MEMCACHED_HASH_MURMUR);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_DISTRIBUTION, MEMCACHED_BEHAVIOR_DISTRIBUTION);
REGISTER_MEMC_CLASS_CONST_LONG(DISTRIBUTION_MODULA, MEMCACHED_DISTRIBUTION_MODULA);
REGISTER_MEMC_CLASS_CONST_LONG(DISTRIBUTION_CONSISTENT, MEMCACHED_DISTRIBUTION_CONSISTENT);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_LIBKETAMA_COMPATIBLE, MEMCACHED_BEHAVIOR_KETAMA_WEIGHTED);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_BUFFER_WRITES, MEMCACHED_BEHAVIOR_BUFFER_REQUESTS);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_BINARY_PROTOCOL, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_NO_BLOCK, MEMCACHED_BEHAVIOR_NO_BLOCK);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_TCP_NODELAY, MEMCACHED_BEHAVIOR_TCP_NODELAY);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_SOCKET_SEND_SIZE, MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZE);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_SOCKET_RECV_SIZE, MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZE);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_CONNECT_TIMEOUT, MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_RETRY_TIMEOUT, MEMCACHED_BEHAVIOR_RETRY_TIMEOUT);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_SEND_TIMEOUT, MEMCACHED_BEHAVIOR_SND_TIMEOUT);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_RECV_TIMEOUT, MEMCACHED_BEHAVIOR_RCV_TIMEOUT);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_POLL_TIMEOUT, MEMCACHED_BEHAVIOR_POLL_TIMEOUT);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_CACHE_LOOKUPS, MEMCACHED_BEHAVIOR_CACHE_LOOKUPS);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_SERVER_FAILURE_LIMIT, MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_AUTO_EJECT_HOSTS, MEMCACHED_BEHAVIOR_AUTO_EJECT_HOSTS);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_HASH_WITH_PREFIX_KEY, MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_NOREPLY, MEMCACHED_BEHAVIOR_NOREPLY);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_SORT_HOSTS, MEMCACHED_BEHAVIOR_SORT_HOSTS);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_VERIFY_KEY, MEMCACHED_BEHAVIOR_VERIFY_KEY);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_USE_UDP, MEMCACHED_BEHAVIOR_USE_UDP);
#if defined(LIBMEMCACHED_VERSION_HEX) && LIBMEMCACHED_VERSION_HEX >= 0x00037000
REGISTER_MEMC_CLASS_CONST_LONG(OPT_NUMBER_OF_REPLICAS, MEMCACHED_BEHAVIOR_NUMBER_OF_REPLICAS);
REGISTER_MEMC_CLASS_CONST_LONG(OPT_RANDOMIZE_REPLICA_READ, MEMCACHED_BEHAVIOR_RANDOMIZE_REPLICA_READ);
#endif
/*
* libmemcached result codes
*/
REGISTER_MEMC_CLASS_CONST_LONG(RES_SUCCESS, MEMCACHED_SUCCESS);
REGISTER_MEMC_CLASS_CONST_LONG(RES_FAILURE, MEMCACHED_FAILURE);
REGISTER_MEMC_CLASS_CONST_LONG(RES_HOST_LOOKUP_FAILURE, MEMCACHED_HOST_LOOKUP_FAILURE);
REGISTER_MEMC_CLASS_CONST_LONG(RES_UNKNOWN_READ_FAILURE, MEMCACHED_UNKNOWN_READ_FAILURE);
REGISTER_MEMC_CLASS_CONST_LONG(RES_PROTOCOL_ERROR, MEMCACHED_PROTOCOL_ERROR);
REGISTER_MEMC_CLASS_CONST_LONG(RES_CLIENT_ERROR, MEMCACHED_CLIENT_ERROR);
REGISTER_MEMC_CLASS_CONST_LONG(RES_SERVER_ERROR, MEMCACHED_SERVER_ERROR);
REGISTER_MEMC_CLASS_CONST_LONG(RES_WRITE_FAILURE, MEMCACHED_WRITE_FAILURE);
REGISTER_MEMC_CLASS_CONST_LONG(RES_DATA_EXISTS, MEMCACHED_DATA_EXISTS);
REGISTER_MEMC_CLASS_CONST_LONG(RES_NOTSTORED, MEMCACHED_NOTSTORED);
REGISTER_MEMC_CLASS_CONST_LONG(RES_NOTFOUND, MEMCACHED_NOTFOUND);
REGISTER_MEMC_CLASS_CONST_LONG(RES_PARTIAL_READ, MEMCACHED_PARTIAL_READ);
REGISTER_MEMC_CLASS_CONST_LONG(RES_SOME_ERRORS, MEMCACHED_SOME_ERRORS);
REGISTER_MEMC_CLASS_CONST_LONG(RES_NO_SERVERS, MEMCACHED_NO_SERVERS);
REGISTER_MEMC_CLASS_CONST_LONG(RES_END, MEMCACHED_END);
REGISTER_MEMC_CLASS_CONST_LONG(RES_ERRNO, MEMCACHED_ERRNO);
REGISTER_MEMC_CLASS_CONST_LONG(RES_BUFFERED, MEMCACHED_BUFFERED);
REGISTER_MEMC_CLASS_CONST_LONG(RES_TIMEOUT, MEMCACHED_TIMEOUT);
REGISTER_MEMC_CLASS_CONST_LONG(RES_BAD_KEY_PROVIDED, MEMCACHED_BAD_KEY_PROVIDED);
REGISTER_MEMC_CLASS_CONST_LONG(RES_STORED, MEMCACHED_STORED);
REGISTER_MEMC_CLASS_CONST_LONG(RES_DELETED, MEMCACHED_DELETED);
REGISTER_MEMC_CLASS_CONST_LONG(RES_STAT, MEMCACHED_STAT);
REGISTER_MEMC_CLASS_CONST_LONG(RES_ITEM, MEMCACHED_ITEM);
REGISTER_MEMC_CLASS_CONST_LONG(RES_NOT_SUPPORTED, MEMCACHED_NOT_SUPPORTED);
REGISTER_MEMC_CLASS_CONST_LONG(RES_FETCH_NOTFINISHED, MEMCACHED_FETCH_NOTFINISHED);
REGISTER_MEMC_CLASS_CONST_LONG(RES_SERVER_MARKED_DEAD, MEMCACHED_SERVER_MARKED_DEAD);
REGISTER_MEMC_CLASS_CONST_LONG(RES_UNKNOWN_STAT_KEY, MEMCACHED_UNKNOWN_STAT_KEY);
REGISTER_MEMC_CLASS_CONST_LONG(RES_INVALID_HOST_PROTOCOL, MEMCACHED_INVALID_HOST_PROTOCOL);
REGISTER_MEMC_CLASS_CONST_LONG(RES_MEMORY_ALLOCATION_FAILURE, MEMCACHED_MEMORY_ALLOCATION_FAILURE);
REGISTER_MEMC_CLASS_CONST_LONG(RES_CONNECTION_SOCKET_CREATE_FAILURE, MEMCACHED_CONNECTION_SOCKET_CREATE_FAILURE);
/*
* Our result codes.
*/
REGISTER_MEMC_CLASS_CONST_LONG(RES_PAYLOAD_FAILURE, MEMC_RES_PAYLOAD_FAILURE);
/*
* Serializer types.
*/
REGISTER_MEMC_CLASS_CONST_LONG(SERIALIZER_PHP, SERIALIZER_PHP);
REGISTER_MEMC_CLASS_CONST_LONG(SERIALIZER_IGBINARY, SERIALIZER_IGBINARY);
REGISTER_MEMC_CLASS_CONST_LONG(SERIALIZER_JSON, SERIALIZER_JSON);
REGISTER_MEMC_CLASS_CONST_LONG(SERIALIZER_JSON_ARRAY, SERIALIZER_JSON_ARRAY);
/*
* Compression types
*/
REGISTER_MEMC_CLASS_CONST_LONG(COMPRESSION_FASTLZ, COMPRESSION_TYPE_FASTLZ);
REGISTER_MEMC_CLASS_CONST_LONG(COMPRESSION_ZLIB, COMPRESSION_TYPE_ZLIB);
/*
* Flags.
*/
REGISTER_MEMC_CLASS_CONST_LONG(GET_PRESERVE_ORDER, MEMC_GET_PRESERVE_ORDER);
#undef REGISTER_MEMC_CLASS_CONST_LONG
/*
* Return value from simple get errors
*/
REGISTER_MEMC_CLASS_CONST_NULL(GET_ERROR_RETURN_VALUE);
}
/* }}} */
/* {{{ PHP_MINIT_FUNCTION */
PHP_MINIT_FUNCTION(memcached)
{
zend_class_entry ce;
le_memc = zend_register_list_destructors_ex(NULL, php_memc_dtor, "Memcached persistent connection", module_number);
INIT_CLASS_ENTRY(ce, "Memcached", memcached_class_methods);
memcached_ce = zend_register_internal_class(&ce TSRMLS_CC);
memcached_ce->create_object = php_memc_new;
INIT_CLASS_ENTRY(ce, "MemcachedException", NULL);
memcached_exception_ce = zend_register_internal_class_ex(&ce, php_memc_get_exception_base(0 TSRMLS_CC), NULL TSRMLS_CC);
/* TODO
* possibly declare custom exception property here
*/
php_memc_register_constants(INIT_FUNC_ARGS_PASSTHRU);
#ifdef ZTS
ts_allocate_id(&php_memcached_globals_id, sizeof(zend_php_memcached_globals),
(ts_allocate_ctor) php_memc_init_globals, (ts_allocate_dtor) php_memc_destroy_globals);
#else
php_memc_init_globals(&php_memcached_globals TSRMLS_CC);
#endif
#if HAVE_MEMCACHED_SESSION
php_session_register_module(ps_memcached_ptr);
#endif
REGISTER_INI_ENTRIES();
return SUCCESS;
}
/* }}} */
/* {{{ PHP_MSHUTDOWN_FUNCTION */
PHP_MSHUTDOWN_FUNCTION(memcached)
{
#ifdef ZTS
ts_free_id(php_memcached_globals_id);
#else
php_memc_destroy_globals(&php_memcached_globals TSRMLS_CC);
#endif
UNREGISTER_INI_ENTRIES();
return SUCCESS;
}
/* }}} */
/* {{{ PHP_MINFO_FUNCTION */
PHP_MINFO_FUNCTION(memcached)
{
php_info_print_table_start();
php_info_print_table_header(2, "memcached support", "enabled");
php_info_print_table_row(2, "Version", PHP_MEMCACHED_VERSION);
php_info_print_table_row(2, "libmemcached version", memcached_lib_version());
#if HAVE_MEMCACHED_SESSION
php_info_print_table_row(2, "Session support", "yes");
#else
php_info_print_table_row(2, "Session support ", "no");
#endif
#ifdef HAVE_MEMCACHED_IGBINARY
php_info_print_table_row(2, "igbinary support", "yes");
#else
php_info_print_table_row(2, "igbinary support", "no");
#endif
#ifdef HAVE_JSON_API
php_info_print_table_row(2, "json support", "yes");
#else
php_info_print_table_row(2, "json support", "no");
#endif
php_info_print_table_end();
DISPLAY_INI_ENTRIES();
}
/* }}} */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim: noet sw=4 ts=4 fdm=marker:
*/
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