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libevent.c
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libevent.c
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/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2008 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 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_01.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. |
+----------------------------------------------------------------------+
| Author: Antony Dovgal <tony@daylessday.org> |
| Arnaud Le Blanc <lbarnaud@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "php_ini.h"
#include "ext/standard/info.h"
#include "php_streams.h"
#include "php_network.h"
#include "php_libevent.h"
#include <signal.h>
#if PHP_VERSION_ID >= 50301 && (HAVE_SOCKETS || defined(COMPILE_DL_SOCKETS))
# include "ext/sockets/php_sockets.h"
# define LIBEVENT_SOCKETS_SUPPORT
#endif
#ifndef ZEND_FETCH_RESOURCE_NO_RETURN
# define ZEND_FETCH_RESOURCE_NO_RETURN(rsrc, rsrc_type, passed_id, default_id, resource_type_name, resource_type) \
(rsrc = (rsrc_type) zend_fetch_resource(passed_id TSRMLS_CC, default_id, resource_type_name, NULL, 1, resource_type))
#endif
#ifdef PHP_WIN32
/* XXX compiling with 2.x on Windows. Luckily the ext code works thanks to the
compat exports from the libevent. However it might need to be adapted to the
never version, so this ifdefs would go away. */
# include <event2/event.h>
# include <event2/event_compat.h>
# include <event2/event_struct.h>
# include <event2/bufferevent.h>
# include <event2/bufferevent_compat.h>
#else
# include <event.h>
#endif
#if PHP_MAJOR_VERSION < 5
# ifdef PHP_WIN32
typedef SOCKET php_socket_t;
# else
typedef int php_socket_t;
# endif
# ifdef ZTS
# define TSRMLS_FETCH_FROM_CTX(ctx) void ***tsrm_ls = (void ***) ctx
# define TSRMLS_SET_CTX(ctx) ctx = (void ***) tsrm_ls
# else
# define TSRMLS_FETCH_FROM_CTX(ctx)
# define TSRMLS_SET_CTX(ctx)
# endif
# ifndef Z_ADDREF_P
# define Z_ADDREF_P(x) (x)->refcount++
# endif
#endif
static int le_event_base;
static int le_event;
static int le_bufferevent;
#ifdef COMPILE_DL_LIBEVENT
ZEND_GET_MODULE(libevent)
#endif
typedef struct _php_event_base_t { /* {{{ */
struct event_base *base;
int rsrc_id;
zend_uint events;
} php_event_base_t;
/* }}} */
typedef struct _php_event_callback_t { /* {{{ */
zval *func;
zval *arg;
} php_event_callback_t;
/* }}} */
typedef struct _php_event_t { /* {{{ */
struct event *event;
int rsrc_id;
int stream_id;
php_event_base_t *base;
php_event_callback_t *callback;
#ifdef ZTS
void ***thread_ctx;
#endif
int in_free;
} php_event_t;
/* }}} */
typedef struct _php_bufferevent_t { /* {{{ */
struct bufferevent *bevent;
int rsrc_id;
php_event_base_t *base;
zval *readcb;
zval *writecb;
zval *errorcb;
zval *arg;
#ifdef ZTS
void ***thread_ctx;
#endif
} php_bufferevent_t;
/* }}} */
#define ZVAL_TO_BASE(zval, base) \
ZEND_FETCH_RESOURCE(base, php_event_base_t *, &zval, -1, "event base", le_event_base)
#define ZVAL_TO_EVENT(zval, event) \
ZEND_FETCH_RESOURCE(event, php_event_t *, &zval, -1, "event", le_event)
#define ZVAL_TO_BEVENT(zval, bevent) \
ZEND_FETCH_RESOURCE(bevent, php_bufferevent_t *, &zval, -1, "buffer event", le_bufferevent)
/* {{{ internal funcs */
static inline void _php_event_callback_free(php_event_callback_t *callback) /* {{{ */
{
if (!callback) {
return;
}
zval_ptr_dtor(&callback->func);
if (callback->arg) {
zval_ptr_dtor(&callback->arg);
}
efree(callback);
}
/* }}} */
static void _php_event_base_dtor(zend_rsrc_list_entry *rsrc TSRMLS_DC) /* {{{ */
{
php_event_base_t *base = (php_event_base_t*)rsrc->ptr;
event_base_free(base->base);
efree(base);
}
/* }}} */
static void _php_event_dtor(zend_rsrc_list_entry *rsrc TSRMLS_DC) /* {{{ */
{
php_event_t *event = (php_event_t*)rsrc->ptr;
int base_id = -1;
if (event->in_free) {
return;
}
event->in_free = 1;
if (event->base) {
base_id = event->base->rsrc_id;
--event->base->events;
}
if (event->stream_id >= 0) {
zend_list_delete(event->stream_id);
}
event_del(event->event);
_php_event_callback_free(event->callback);
efree(event->event);
efree(event);
if (base_id >= 0) {
zend_list_delete(base_id);
}
}
/* }}} */
static void _php_bufferevent_dtor(zend_rsrc_list_entry *rsrc TSRMLS_DC) /* {{{ */
{
php_bufferevent_t *bevent = (php_bufferevent_t*)rsrc->ptr;
int base_id = -1;
if (bevent->base) {
base_id = bevent->base->rsrc_id;
--bevent->base->events;
}
if (bevent->readcb) {
zval_ptr_dtor(&(bevent->readcb));
}
if (bevent->writecb) {
zval_ptr_dtor(&(bevent->writecb));
}
if (bevent->errorcb) {
zval_ptr_dtor(&(bevent->errorcb));
}
if (bevent->arg) {
zval_ptr_dtor(&(bevent->arg));
}
bufferevent_free(bevent->bevent);
efree(bevent);
if (base_id >= 0) {
zend_list_delete(base_id);
}
}
/* }}} */
static void _php_event_callback(int fd, short events, void *arg) /* {{{ */
{
zval *args[3];
php_event_t *event = (php_event_t *)arg;
php_event_callback_t *callback;
zval retval;
TSRMLS_FETCH_FROM_CTX(event ? event->thread_ctx : NULL);
if (!event || !event->callback || !event->base) {
return;
}
callback = event->callback;
MAKE_STD_ZVAL(args[0]);
if (event->stream_id >= 0) {
ZVAL_RESOURCE(args[0], event->stream_id);
zend_list_addref(event->stream_id);
} else if (events & EV_SIGNAL) {
ZVAL_LONG(args[0], fd);
} else {
ZVAL_NULL(args[0]);
}
MAKE_STD_ZVAL(args[1]);
ZVAL_LONG(args[1], events);
args[2] = callback->arg;
Z_ADDREF_P(callback->arg);
if (call_user_function(EG(function_table), NULL, callback->func, &retval, 3, args TSRMLS_CC) == SUCCESS) {
zval_dtor(&retval);
}
zval_ptr_dtor(&(args[0]));
zval_ptr_dtor(&(args[1]));
zval_ptr_dtor(&(args[2]));
}
/* }}} */
static void _php_bufferevent_readcb(struct bufferevent *be, void *arg) /* {{{ */
{
zval *args[2];
zval retval;
php_bufferevent_t *bevent = (php_bufferevent_t *)arg;
TSRMLS_FETCH_FROM_CTX(bevent ? bevent->thread_ctx : NULL);
if (!bevent || !bevent->base || !bevent->readcb) {
return;
}
MAKE_STD_ZVAL(args[0]);
ZVAL_RESOURCE(args[0], bevent->rsrc_id);
zend_list_addref(bevent->rsrc_id); /* we do refcount-- later in zval_ptr_dtor */
args[1] = bevent->arg;
Z_ADDREF_P(args[1]);
if (call_user_function(EG(function_table), NULL, bevent->readcb, &retval, 2, args TSRMLS_CC) == SUCCESS) {
zval_dtor(&retval);
}
zval_ptr_dtor(&(args[0]));
zval_ptr_dtor(&(args[1]));
}
/* }}} */
static void _php_bufferevent_writecb(struct bufferevent *be, void *arg) /* {{{ */
{
zval *args[2];
zval retval;
php_bufferevent_t *bevent = (php_bufferevent_t *)arg;
TSRMLS_FETCH_FROM_CTX(bevent ? bevent->thread_ctx : NULL);
if (!bevent || !bevent->base || !bevent->writecb) {
return;
}
MAKE_STD_ZVAL(args[0]);
ZVAL_RESOURCE(args[0], bevent->rsrc_id);
zend_list_addref(bevent->rsrc_id); /* we do refcount-- later in zval_ptr_dtor */
args[1] = bevent->arg;
Z_ADDREF_P(args[1]);
if (call_user_function(EG(function_table), NULL, bevent->writecb, &retval, 2, args TSRMLS_CC) == SUCCESS) {
zval_dtor(&retval);
}
zval_ptr_dtor(&(args[0]));
zval_ptr_dtor(&(args[1]));
}
/* }}} */
static void _php_bufferevent_errorcb(struct bufferevent *be, short what, void *arg) /* {{{ */
{
zval *args[3];
zval retval;
php_bufferevent_t *bevent = (php_bufferevent_t *)arg;
TSRMLS_FETCH_FROM_CTX(bevent ? bevent->thread_ctx : NULL);
if (!bevent || !bevent->base || !bevent->errorcb) {
return;
}
MAKE_STD_ZVAL(args[0]);
ZVAL_RESOURCE(args[0], bevent->rsrc_id);
zend_list_addref(bevent->rsrc_id); /* we do refcount-- later in zval_ptr_dtor */
MAKE_STD_ZVAL(args[1]);
ZVAL_LONG(args[1], what);
args[2] = bevent->arg;
Z_ADDREF_P(args[2]);
if (call_user_function(EG(function_table), NULL, bevent->errorcb, &retval, 3, args TSRMLS_CC) == SUCCESS) {
zval_dtor(&retval);
}
zval_ptr_dtor(&(args[0]));
zval_ptr_dtor(&(args[1]));
zval_ptr_dtor(&(args[2]));
}
/* }}} */
/* }}} */
/* {{{ proto resource event_base_new()
*/
static PHP_FUNCTION(event_base_new)
{
php_event_base_t *base;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") != SUCCESS) {
return;
}
base = emalloc(sizeof(php_event_base_t));
base->base = event_base_new();
if (!base->base) {
efree(base);
RETURN_FALSE;
}
base->events = 0;
#if PHP_MAJOR_VERSION >= 5 && PHP_MINOR_VERSION >= 4
base->rsrc_id = zend_list_insert(base, le_event_base TSRMLS_CC);
#else
base->rsrc_id = zend_list_insert(base, le_event_base);
#endif
RETURN_RESOURCE(base->rsrc_id);
}
/* }}} */
/* {{{ proto bool event_base_reinit()
*/
static PHP_FUNCTION(event_base_reinit) {
zval *zbase;
php_event_base_t *base;
int r = 0;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &zbase) != SUCCESS) {
return;
}
ZVAL_TO_BASE(zbase, base);
r = event_reinit(base->base);
if (r == -1) {
RETURN_FALSE
} else {
RETURN_TRUE;
}
}
/* }}} */
/* {{{ proto void event_base_free(resource base)
*/
static PHP_FUNCTION(event_base_free)
{
zval *zbase;
php_event_base_t *base;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &zbase) != SUCCESS) {
return;
}
ZVAL_TO_BASE(zbase, base);
if (base->events > 0) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "base has events attached to it and cannot be freed");
RETURN_FALSE;
}
zend_list_delete(base->rsrc_id);
}
/* }}} */
/* {{{ proto int event_base_loop(resource base[, int flags])
*/
static PHP_FUNCTION(event_base_loop)
{
zval *zbase;
php_event_base_t *base;
long flags = 0;
int ret;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r|l", &zbase, &flags) != SUCCESS) {
return;
}
ZVAL_TO_BASE(zbase, base);
zend_list_addref(base->rsrc_id); /* make sure the base cannot be destroyed during the loop */
ret = event_base_loop(base->base, flags);
zend_list_delete(base->rsrc_id);
RETURN_LONG(ret);
}
/* }}} */
/* {{{ proto bool event_base_loopbreak(resource base)
*/
static PHP_FUNCTION(event_base_loopbreak)
{
zval *zbase;
php_event_base_t *base;
int ret;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &zbase) != SUCCESS) {
return;
}
ZVAL_TO_BASE(zbase, base);
ret = event_base_loopbreak(base->base);
if (ret == 0) {
RETURN_TRUE;
}
RETURN_FALSE;
}
/* }}} */
/* {{{ proto bool event_base_loopexit(resource base[, int timeout])
*/
static PHP_FUNCTION(event_base_loopexit)
{
zval *zbase;
php_event_base_t *base;
int ret;
long timeout = -1;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r|l", &zbase, &timeout) != SUCCESS) {
return;
}
ZVAL_TO_BASE(zbase, base);
if (timeout < 0) {
ret = event_base_loopexit(base->base, NULL);
} else {
struct timeval time;
time.tv_usec = timeout % 1000000;
time.tv_sec = timeout / 1000000;
ret = event_base_loopexit(base->base, &time);
}
if (ret == 0) {
RETURN_TRUE;
}
RETURN_FALSE;
}
/* }}} */
/* {{{ proto bool event_base_set(resource event, resource base)
*/
static PHP_FUNCTION(event_base_set)
{
zval *zbase, *zevent;
php_event_base_t *base, *old_base;
php_event_t *event;
int ret;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rr", &zevent, &zbase) != SUCCESS) {
return;
}
ZVAL_TO_BASE(zbase, base);
ZVAL_TO_EVENT(zevent, event);
old_base = event->base;
ret = event_base_set(base->base, event->event);
if (ret == 0) {
if (base != old_base) {
/* make sure the base is destroyed after the event */
zend_list_addref(base->rsrc_id);
++base->events;
}
if (old_base && base != old_base) {
--old_base->events;
zend_list_delete(old_base->rsrc_id);
}
event->base = base;
RETURN_TRUE;
}
RETURN_FALSE;
}
/* }}} */
/* {{{ proto bool event_base_priority_init(resource base, int npriorities)
*/
static PHP_FUNCTION(event_base_priority_init)
{
zval *zbase;
php_event_base_t *base;
long npriorities;
int ret;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rl", &zbase, &npriorities) != SUCCESS) {
return;
}
ZVAL_TO_BASE(zbase, base);
if (npriorities < 0) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "npriorities cannot be less than zero");
RETURN_FALSE;
}
ret = event_base_priority_init(base->base, npriorities);
if (ret == 0) {
RETURN_TRUE;
}
RETURN_FALSE;
}
/* }}} */
/* {{{ proto resource event_new()
*/
static PHP_FUNCTION(event_new)
{
php_event_t *event;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") != SUCCESS) {
return;
}
event = emalloc(sizeof(php_event_t));
event->event = ecalloc(1, sizeof(struct event));
event->stream_id = -1;
event->callback = NULL;
event->base = NULL;
event->in_free = 0;
TSRMLS_SET_CTX(event->thread_ctx);
#if PHP_MAJOR_VERSION >= 5 && PHP_MINOR_VERSION >= 4
event->rsrc_id = zend_list_insert(event, le_event TSRMLS_CC);
#else
event->rsrc_id = zend_list_insert(event, le_event);
#endif
RETURN_RESOURCE(event->rsrc_id);
}
/* }}} */
/* {{{ proto void event_free(resource event)
*/
static PHP_FUNCTION(event_free)
{
zval *zevent;
php_event_t *event;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &zevent) != SUCCESS) {
return;
}
ZVAL_TO_EVENT(zevent, event);
zend_list_delete(event->rsrc_id);
}
/* }}} */
/* {{{ proto bool event_add(resource event[, int timeout])
*/
static PHP_FUNCTION(event_add)
{
zval *zevent;
php_event_t *event;
int ret;
long timeout = -1;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r|l", &zevent, &timeout) != SUCCESS) {
return;
}
ZVAL_TO_EVENT(zevent, event);
if (!event->base) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to add event without an event base");
RETURN_FALSE;
}
if (timeout < 0) {
ret = event_add(event->event, NULL);
} else {
struct timeval time;
time.tv_usec = timeout % 1000000;
time.tv_sec = timeout / 1000000;
ret = event_add(event->event, &time);
}
if (ret != 0) {
RETURN_FALSE;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool event_set(resource event, mixed fd, int events, mixed callback[, mixed arg])
*/
static PHP_FUNCTION(event_set)
{
zval *zevent, **fd, *zcallback, *zarg = NULL;
php_event_t *event;
long events;
php_event_callback_t *callback, *old_callback;
char *func_name;
php_stream *stream;
php_socket_t file_desc;
#ifdef LIBEVENT_SOCKETS_SUPPORT
php_socket *php_sock;
#endif
int ret;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rZlz|z", &zevent, &fd, &events, &zcallback, &zarg) != SUCCESS) {
return;
}
ZVAL_TO_EVENT(zevent, event);
if (events & EV_SIGNAL) {
/* signal support */
convert_to_long_ex(fd);
file_desc = Z_LVAL_PP(fd);
if (file_desc < 0 || file_desc >= NSIG) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "invalid signal passed");
RETURN_FALSE;
}
} else {
if (Z_TYPE_PP(fd) == IS_RESOURCE) {
if (ZEND_FETCH_RESOURCE2_NO_RETURN(stream, php_stream *, fd, -1, NULL, php_file_le_stream(), php_file_le_pstream())) {
if (php_stream_cast(stream, PHP_STREAM_AS_FD_FOR_SELECT | PHP_STREAM_CAST_INTERNAL, (void*)&file_desc, 1) != SUCCESS || file_desc < 0) {
RETURN_FALSE;
}
} else {
#ifdef LIBEVENT_SOCKETS_SUPPORT
if (ZEND_FETCH_RESOURCE_NO_RETURN(php_sock, php_socket *, fd, -1, NULL, php_sockets_le_socket())) {
file_desc = php_sock->bsd_socket;
} else {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "fd argument must be either valid PHP stream or valid PHP socket resource");
RETURN_FALSE;
}
#else
php_error_docref(NULL TSRMLS_CC, E_WARNING, "fd argument must be valid PHP stream resource");
RETURN_FALSE;
#endif
}
} else if (Z_TYPE_PP(fd) == IS_LONG) {
file_desc = Z_LVAL_PP(fd);
if (file_desc < 0) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "invalid file descriptor passed");
RETURN_FALSE;
}
} else {
#ifdef LIBEVENT_SOCKETS_SUPPORT
php_error_docref(NULL TSRMLS_CC, E_WARNING, "fd argument must be valid PHP stream or socket resource or a file descriptor of type long");
#else
php_error_docref(NULL TSRMLS_CC, E_WARNING, "fd argument must be valid PHP stream resource or a file descriptor of type long");
#endif
RETURN_FALSE;
}
}
if (!zend_is_callable(zcallback, 0, &func_name TSRMLS_CC)) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "'%s' is not a valid callback", func_name);
efree(func_name);
RETURN_FALSE;
}
efree(func_name);
zval_add_ref(&zcallback);
if (zarg) {
zval_add_ref(&zarg);
} else {
ALLOC_INIT_ZVAL(zarg);
}
callback = emalloc(sizeof(php_event_callback_t));
callback->func = zcallback;
callback->arg = zarg;
old_callback = event->callback;
event->callback = callback;
if (events & EV_SIGNAL) {
event->stream_id = -1;
} else {
zend_list_addref(Z_LVAL_PP(fd));
event->stream_id = Z_LVAL_PP(fd);
}
event_set(event->event, (int)file_desc, (short)events, _php_event_callback, event);
if (old_callback) {
_php_event_callback_free(old_callback);
}
if (event->base) {
ret = event_base_set(event->base->base, event->event);
if (ret != 0) {
RETURN_FALSE;
}
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool event_del(resource event)
*/
static PHP_FUNCTION(event_del)
{
zval *zevent;
php_event_t *event;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &zevent) != SUCCESS) {
return;
}
ZVAL_TO_EVENT(zevent, event);
if (!event->base) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to delete event without an event base");
RETURN_FALSE;
}
if (event_del(event->event) == 0) {
RETURN_TRUE;
}
RETURN_FALSE;
}
/* }}} */
/* {{{ proto bool event_priority_set(resource event, int priority)
*/
static PHP_FUNCTION(event_priority_set)
{
zval *zevent;
php_event_t *event;
long priority;
int ret;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rl", &zevent, &priority) != SUCCESS) {
return;
}
ZVAL_TO_EVENT(zevent, event);
if (!event->base) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to set event priority without an event base");
RETURN_FALSE;
}
ret = event_priority_set(event->event, priority);
if (ret == 0) {
RETURN_TRUE;
}
RETURN_FALSE;
}
/* }}} */
/* {{{ proto bool event_timer_set(resource event, mixed callback[, mixed arg])
*/
static PHP_FUNCTION(event_timer_set)
{
zval *zevent, *zcallback, *zarg = NULL;
php_event_t *event;
php_event_callback_t *callback, *old_callback;
char *func_name;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rz|z", &zevent, &zcallback, &zarg) != SUCCESS) {
return;
}
ZVAL_TO_EVENT(zevent, event);
if (!zend_is_callable(zcallback, 0, &func_name TSRMLS_CC)) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "'%s' is not a valid callback", func_name);
efree(func_name);
RETURN_FALSE;
}
efree(func_name);
zval_add_ref(&zcallback);
if (zarg) {
zval_add_ref(&zarg);
} else {
ALLOC_INIT_ZVAL(zarg);
}
callback = emalloc(sizeof(php_event_callback_t));
callback->func = zcallback;
callback->arg = zarg;
old_callback = event->callback;
event->callback = callback;
if (event->stream_id >= 0) {
zend_list_delete(event->stream_id);
}
event->stream_id = -1;
event_set(event->event, -1, 0, _php_event_callback, event);
if (old_callback) {
_php_event_callback_free(old_callback);
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool event_timer_pending(resource event[, int timeout])
*/
static PHP_FUNCTION(event_timer_pending)
{
zval *zevent;
php_event_t *event;
int ret;
long timeout = -1;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r|l", &zevent, &timeout) != SUCCESS) {
return;
}
ZVAL_TO_EVENT(zevent, event);
if (timeout < 0) {
ret = event_pending(event->event, EV_TIMEOUT, NULL);
} else {
struct timeval time;
time.tv_usec = timeout % 1000000;
time.tv_sec = timeout / 1000000;
ret = event_pending(event->event, EV_TIMEOUT, &time);
}
if (ret != 0) {
RETURN_FALSE;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto resource event_buffer_new(mixed fd, mixed readcb, mixed writecb, mixed errorcb[, mixed arg])
*/
static PHP_FUNCTION(event_buffer_new)
{
php_bufferevent_t *bevent;
php_stream *stream;
zval *zfd, *zreadcb, *zwritecb, *zerrorcb, *zarg = NULL;
php_socket_t fd;
char *func_name;
#ifdef LIBEVENT_SOCKETS_SUPPORT
php_socket *php_sock;
#endif
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "zzzz|z", &zfd, &zreadcb, &zwritecb, &zerrorcb, &zarg) != SUCCESS) {
return;
}
if (Z_TYPE_P(zfd) == IS_RESOURCE) {
if (ZEND_FETCH_RESOURCE2_NO_RETURN(stream, php_stream *, &zfd, -1, NULL, php_file_le_stream(), php_file_le_pstream())) {
if (php_stream_cast(stream, PHP_STREAM_AS_FD_FOR_SELECT | PHP_STREAM_CAST_INTERNAL, (void*)&fd, 1) != SUCCESS || fd < 0) {
RETURN_FALSE;
}
} else {
#ifdef LIBEVENT_SOCKETS_SUPPORT
if (ZEND_FETCH_RESOURCE_NO_RETURN(php_sock, php_socket *, &zfd, -1, NULL, php_sockets_le_socket())) {
fd = php_sock->bsd_socket;
} else {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "fd argument must be valid PHP stream or socket resource or a file descriptor of type long");
RETURN_FALSE;
}
#else
php_error_docref(NULL TSRMLS_CC, E_WARNING, "fd argument must be valid PHP stream resource or a file descriptor of type long");
RETURN_FALSE;
#endif
}
} else if (Z_TYPE_P(zfd) == IS_LONG) {
fd = Z_LVAL_P(zfd);
} else {
#ifdef LIBEVENT_SOCKETS_SUPPORT
php_error_docref(NULL TSRMLS_CC, E_WARNING, "fd argument must be valid PHP stream or socket resource or a file descriptor of type long");
#else
php_error_docref(NULL TSRMLS_CC, E_WARNING, "fd argument must be valid PHP stream resource or a file descriptor of type long");
#endif
RETURN_FALSE;
}
if (Z_TYPE_P(zreadcb) != IS_NULL) {
if (!zend_is_callable(zreadcb, 0, &func_name TSRMLS_CC)) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "'%s' is not a valid read callback", func_name);
efree(func_name);
RETURN_FALSE;
}
efree(func_name);
} else {
zreadcb = NULL;
}
if (Z_TYPE_P(zwritecb) != IS_NULL) {
if (!zend_is_callable(zwritecb, 0, &func_name TSRMLS_CC)) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "'%s' is not a valid write callback", func_name);
efree(func_name);
RETURN_FALSE;
}
efree(func_name);
} else {
zwritecb = NULL;
}
if (!zend_is_callable(zerrorcb, 0, &func_name TSRMLS_CC)) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "'%s' is not a valid error callback", func_name);
efree(func_name);
RETURN_FALSE;
}
efree(func_name);
bevent = emalloc(sizeof(php_bufferevent_t));
bevent->bevent = bufferevent_new(fd, _php_bufferevent_readcb, _php_bufferevent_writecb, _php_bufferevent_errorcb, bevent);
bevent->base = NULL;
if (zreadcb) {
zval_add_ref(&zreadcb);
}
bevent->readcb = zreadcb;
if (zwritecb) {
zval_add_ref(&zwritecb);
}
bevent->writecb = zwritecb;
zval_add_ref(&zerrorcb);
bevent->errorcb = zerrorcb;
if (zarg) {
zval_add_ref(&zarg);
bevent->arg = zarg;
} else {
ALLOC_INIT_ZVAL(bevent->arg);
}
TSRMLS_SET_CTX(bevent->thread_ctx);
#if PHP_MAJOR_VERSION >= 5 && PHP_MINOR_VERSION >= 4
bevent->rsrc_id = zend_list_insert(bevent, le_bufferevent TSRMLS_CC);
#else
bevent->rsrc_id = zend_list_insert(bevent, le_bufferevent);
#endif
RETURN_RESOURCE(bevent->rsrc_id);
}