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zmq.c
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zmq.c
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/*
+-----------------------------------------------------------------------------------+
| ZMQ extension for PHP |
| Copyright (c) 2010, Mikko Koppanen <mkoppanen@php.net> |
| All rights reserved. |
+-----------------------------------------------------------------------------------+
| Redistribution and use in source and binary forms, with or without |
| modification, are permitted provided that the following conditions are met: |
| * Redistributions of source code must retain the above copyright |
| notice, this list of conditions and the following disclaimer. |
| * Redistributions in binary form must reproduce the above copyright |
| notice, this list of conditions and the following disclaimer in the |
| documentation and/or other materials provided with the distribution. |
| * Neither the name of the copyright holder nor the |
| names of its contributors may be used to endorse or promote products |
| derived from this software without specific prior written permission. |
+-----------------------------------------------------------------------------------+
| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
| ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| DISCLAIMED. IN NO EVENT SHALL MIKKO KOPPANEN BE LIABLE FOR ANY |
| DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
+-----------------------------------------------------------------------------------+
*/
#include "php_zmq.h"
#include "php_zmq_private.h"
#include "php_zmq_pollset.h"
zend_class_entry *php_zmq_sc_entry;
zend_class_entry *php_zmq_context_sc_entry;
zend_class_entry *php_zmq_socket_sc_entry;
zend_class_entry *php_zmq_poll_sc_entry;
zend_class_entry *php_zmq_device_sc_entry;
zend_class_entry *php_zmq_exception_sc_entry;
zend_class_entry *php_zmq_context_exception_sc_entry;
zend_class_entry *php_zmq_socket_exception_sc_entry;
zend_class_entry *php_zmq_poll_exception_sc_entry;
zend_class_entry *php_zmq_device_exception_sc_entry;
static zend_object_handlers zmq_object_handlers;
static zend_object_handlers zmq_socket_object_handlers;
static zend_object_handlers zmq_context_object_handlers;
static zend_object_handlers zmq_poll_object_handlers;
static zend_object_handlers zmq_device_object_handlers;
zend_class_entry *php_zmq_socket_exception_sc_entry_get ()
{
return php_zmq_socket_exception_sc_entry;
}
zend_class_entry *php_zmq_device_exception_sc_entry_get ()
{
return php_zmq_device_exception_sc_entry;
}
/* list entries */
static int le_zmq_socket, le_zmq_context;
/** {{{ static void php_zmq_get_lib_version(char buffer[PHP_ZMQ_VERSION_LEN])
*/
static void php_zmq_get_lib_version(char buffer[PHP_ZMQ_VERSION_LEN])
{
int major = 0, minor = 0, patch = 0;
zmq_version(&major, &minor, &patch);
(void) snprintf(buffer, PHP_ZMQ_VERSION_LEN, "%d.%d.%d", major, minor, patch);
}
/* }}} */
/** {{{ static int php_zmq_socket_list_entry(void)
*/
static int php_zmq_socket_list_entry(void)
{
return le_zmq_socket;
}
/* }}} */
/* {{{ static int php_zmq_context_list_entry(void)
*/
static int php_zmq_context_list_entry(void)
{
return le_zmq_context;
}
/* }}} */
/* {{{ static void php_zmq_context_destroy(php_zmq_context *context)
Destroy the context
*/
static void php_zmq_context_destroy(php_zmq_context *context)
{
(void) zmq_term(context->z_ctx);
pefree(context, context->is_persistent);
}
/* }}} */
/* {{{ static void php_zmq_socket_destroy(php_zmq_socket *zmq_sock)
Destroy the socket (note: does not touch context)
*/
static void php_zmq_socket_destroy(php_zmq_socket *zmq_sock)
{
zend_hash_destroy(&(zmq_sock->connect));
zend_hash_destroy(&(zmq_sock->bind));
(void) zmq_close(zmq_sock->z_socket);
pefree(zmq_sock, zmq_sock->is_persistent);
}
/* }}} */
/* --- START ZMQContext --- */
/* {{{ static php_zmq_context *php_zmq_context_new(long io_threads, zend_bool is_persistent TSRMLS_DC)
Create a new zmq context
*/
static php_zmq_context *php_zmq_context_new(long io_threads, zend_bool is_persistent TSRMLS_DC)
{
php_zmq_context *context;
context = pecalloc(1, sizeof(php_zmq_context), is_persistent);
context->z_ctx = zmq_init(io_threads);
if (!context->z_ctx) {
pefree(context, is_persistent);
return NULL;
}
context->io_threads = io_threads;
context->is_persistent = is_persistent;
return context;
}
/* }}} */
/* {{{ static php_zmq_context *php_zmq_context_get(long io_threads, zend_bool is_persistent TSRMLS_DC)
*/
static php_zmq_context *php_zmq_context_get(long io_threads, zend_bool is_persistent TSRMLS_DC)
{
php_zmq_context *context;
char plist_key[48];
int plist_key_len;
zend_rsrc_list_entry le, *le_p = NULL;
if (is_persistent) {
plist_key_len = snprintf(plist_key, 48, "zmq_context:[%d]", io_threads);
plist_key_len += 1;
if (zend_hash_find(&EG(persistent_list), plist_key, plist_key_len, (void *)&le_p) == SUCCESS) {
if (le_p->type == php_zmq_context_list_entry()) {
return (php_zmq_context *) le_p->ptr;
}
}
}
context = php_zmq_context_new(io_threads, is_persistent TSRMLS_CC);
if (!context) {
return NULL;
}
if (is_persistent) {
le.type = php_zmq_context_list_entry();
le.ptr = context;
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 for the context");
}
}
return context;
}
/* }}} */
/* {{{ proto ZMQ ZMQ::__construct()
Private constructor
*/
PHP_METHOD(zmq, __construct) {}
/* }}} */
/* {{{ proto ZMQContext ZMQContext::__construct(integer $io_threads[, boolean $is_persistent = true])
Build a new ZMQContext object
*/
PHP_METHOD(zmqcontext, __construct)
{
php_zmq_context_object *intern;
long io_threads = 1;
zend_bool is_persistent = 1;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|lb", &io_threads, &is_persistent) == FAILURE) {
return;
}
intern = PHP_ZMQ_CONTEXT_OBJECT;
intern->context = php_zmq_context_get(io_threads, is_persistent TSRMLS_CC);
if (!intern->context) {
zend_throw_exception_ex(php_zmq_context_exception_sc_entry, errno TSRMLS_CC, "Error creating context: %s", zmq_strerror(errno));
return;
}
return;
}
/* }}} */
/* {{{ static php_zmq_socket *php_zmq_socket_new(php_zmq_context *context, int type, zend_bool is_persistent TSRMLS_DC)
Create a new zmq socket
*/
static php_zmq_socket *php_zmq_socket_new(php_zmq_context *context, int type, zend_bool is_persistent TSRMLS_DC)
{
php_zmq_socket *zmq_sock;
zmq_sock = pecalloc(1, sizeof(php_zmq_socket), is_persistent);
zmq_sock->z_socket = zmq_socket(context->z_ctx, type);
if (!zmq_sock->z_socket) {
pefree(zmq_sock, is_persistent);
return NULL;
}
zmq_sock->is_persistent = is_persistent;
zend_hash_init(&(zmq_sock->connect), 0, NULL, NULL, is_persistent);
zend_hash_init(&(zmq_sock->bind), 0, NULL, NULL, is_persistent);
return zmq_sock;
}
/* }}} */
static char *php_zmq_socket_plist_key(int type, const char *persistent_id, int *plist_key_len)
{
char *plist_key = NULL;
*plist_key_len = spprintf(&plist_key, 0, "zmq_socket:[%d]-[%s]", type, persistent_id);
return plist_key;
}
static void php_zmq_socket_store(php_zmq_socket *zmq_sock_p, int type, const char *persistent_id TSRMLS_DC)
{
zend_rsrc_list_entry le;
char *plist_key = NULL;
int plist_key_len = 0;
plist_key = php_zmq_socket_plist_key(type, persistent_id, &plist_key_len);
le.type = php_zmq_socket_list_entry();
le.ptr = zmq_sock_p;
if (zend_hash_update(&EG(persistent_list), plist_key, plist_key_len + 1, (void *)&le, sizeof(le), NULL) == FAILURE) {
php_error_docref(NULL TSRMLS_CC, E_ERROR, "Could not register persistent entry for the socket");
}
efree(plist_key);
}
/* {{{ static php_zmq_socket *php_zmq_socket_get(php_zmq_context *context, int type, const char *persistent_id, zend_bool *is_new TSRMLS_DC)
Tries to get context from plist and allocates a new context if context does not exist
*/
static php_zmq_socket *php_zmq_socket_get(php_zmq_context *context, int type, const char *persistent_id, zend_bool *is_new TSRMLS_DC)
{
php_zmq_socket *zmq_sock_p;
zend_bool is_persistent;
is_persistent = (context->is_persistent && persistent_id) ? 1 : 0;
*is_new = 0;
if (is_persistent) {
char *plist_key = NULL;
int plist_key_len = 0;
zend_rsrc_list_entry *le = NULL;
plist_key = php_zmq_socket_plist_key(type, persistent_id, &plist_key_len);
if (zend_hash_find(&EG(persistent_list), plist_key, plist_key_len + 1, (void *)&le) == SUCCESS) {
if (le->type == php_zmq_socket_list_entry()) {
efree(plist_key);
return (php_zmq_socket *) le->ptr;
}
}
efree(plist_key);
}
zmq_sock_p = php_zmq_socket_new(context, type, is_persistent TSRMLS_CC);
if (!zmq_sock_p) {
return NULL;
}
*is_new = 1;
return zmq_sock_p;
}
/* }}} */
static zend_bool php_zmq_connect_callback(zval *socket, zend_fcall_info *fci, zend_fcall_info_cache *fci_cache, const char *persistent_id TSRMLS_DC)
{
zval *retval_ptr, *pid_z;
zval **params[2];
zend_bool retval = 1;
ALLOC_INIT_ZVAL(pid_z);
if (persistent_id) {
ZVAL_STRING(pid_z, persistent_id, 1);
} else {
ZVAL_NULL(pid_z);
}
/* Call the cb */
params[0] = &socket;
params[1] = &pid_z;
fci->params = params;
fci->param_count = 2;
fci->retval_ptr_ptr = &retval_ptr;
fci->no_separation = 1;
if (zend_call_function(fci, fci_cache TSRMLS_CC) == FAILURE) {
if (!EG(exception)) {
zend_throw_exception_ex(php_zmq_socket_exception_sc_entry, 0 TSRMLS_CC, "Failed to invoke 'on_new_socket' callback %s()", Z_STRVAL_P(fci->function_name));
}
retval = 0;
}
zval_ptr_dtor(&pid_z);
if (retval_ptr) {
zval_ptr_dtor(&retval_ptr);
}
if (EG(exception)) {
retval = 0;
}
return retval;
}
/* {{{ proto ZMQContext ZMQContext::getSocket(integer $type[, string $persistent_id = null[, callback $on_new_socket = null]])
Build a new ZMQContext object
*/
PHP_METHOD(zmqcontext, getsocket)
{
php_zmq_socket *socket;
php_zmq_socket_object *interns;
php_zmq_context_object *intern;
long type;
char *persistent_id = NULL;
int rc, persistent_id_len;
zend_bool is_new;
zend_fcall_info fci;
zend_fcall_info_cache fci_cache;
if (ZEND_NUM_ARGS() > 2) {
PHP_ZMQ_ERROR_HANDLING_INIT()
PHP_ZMQ_ERROR_HANDLING_THROW()
rc = zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l|s!f", &type, &persistent_id, &persistent_id_len, &fci, &fci_cache);
PHP_ZMQ_ERROR_HANDLING_RESTORE()
} else {
rc = zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l|s!", &type, &persistent_id, &persistent_id_len);
}
if (rc == FAILURE) {
return;
}
intern = PHP_ZMQ_CONTEXT_OBJECT;
socket = php_zmq_socket_get(intern->context, type, persistent_id, &is_new TSRMLS_CC);
if (!socket) {
zend_throw_exception_ex(php_zmq_socket_exception_sc_entry, errno TSRMLS_CC, "Error creating socket: %s", zmq_strerror(errno));
return;
}
object_init_ex(return_value, php_zmq_socket_sc_entry);
interns = (php_zmq_socket_object *)zend_object_store_get_object(return_value TSRMLS_CC);
interns->socket = socket;
/* Need to add refcount if context is not persistent */
if (!intern->context->is_persistent) {
zend_objects_store_add_ref(getThis() TSRMLS_CC);
interns->context_obj = getThis();
}
if (is_new) {
if (ZEND_NUM_ARGS() > 2) {
if (!php_zmq_connect_callback(return_value, &fci, &fci_cache, persistent_id TSRMLS_CC)) {
zval_dtor(return_value);
php_zmq_socket_destroy(socket);
interns->socket = NULL;
return;
}
}
if (socket->is_persistent) {
php_zmq_socket_store(socket, type, persistent_id TSRMLS_CC);
}
}
if (socket->is_persistent) {
interns->persistent_id = estrdup(persistent_id);
}
return;
}
/* }}} */
/* {{{ proto ZMQContext ZMQContext::isPersistent()
Whether the context is persistent
*/
PHP_METHOD(zmqcontext, ispersistent)
{
php_zmq_context_object *intern;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") == FAILURE) {
return;
}
intern = PHP_ZMQ_CONTEXT_OBJECT;
RETURN_BOOL(intern->context->is_persistent);
}
/* }}} */
/* --- END ZMQContext --- */
/* --- START ZMQSocket --- */
/* {{{ proto ZMQSocket ZMQSocket::__construct(ZMQContext $context, integer $type[, string $persistent_id = null[, callback $on_new_socket = null]])
Build a new ZMQSocket object
*/
PHP_METHOD(zmqsocket, __construct)
{
php_zmq_socket *socket;
php_zmq_socket_object *intern;
php_zmq_context_object *internc;
long type;
char *persistent_id = NULL;
int rc, persistent_id_len;
zval *obj;
zend_bool is_new;
zend_fcall_info fci;
zend_fcall_info_cache fci_cache;
PHP_ZMQ_ERROR_HANDLING_INIT()
PHP_ZMQ_ERROR_HANDLING_THROW()
rc = zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Ol|s!f", &obj, php_zmq_context_sc_entry, &type, &persistent_id, &persistent_id_len, &fci, &fci_cache);
PHP_ZMQ_ERROR_HANDLING_RESTORE()
if (rc == FAILURE) {
return;
}
internc = (php_zmq_context_object *) zend_object_store_get_object(obj TSRMLS_CC);
socket = php_zmq_socket_get(internc->context, type, persistent_id, &is_new TSRMLS_CC);
if (!socket) {
zend_throw_exception_ex(php_zmq_socket_exception_sc_entry, errno TSRMLS_CC, "Error creating socket: %s", zmq_strerror(errno));
return;
}
intern = PHP_ZMQ_SOCKET_OBJECT;
intern->socket = socket;
/* Need to add refcount if context is not persistent */
if (!internc->context->is_persistent) {
zend_objects_store_add_ref(obj TSRMLS_CC);
intern->context_obj = obj;
}
if (is_new) {
if (ZEND_NUM_ARGS() > 3) {
if (!php_zmq_connect_callback(getThis(), &fci, &fci_cache, persistent_id TSRMLS_CC)) {
php_zmq_socket_destroy(socket);
intern->socket = NULL;
return;
}
}
if (socket->is_persistent) {
php_zmq_socket_store(socket, type, persistent_id TSRMLS_CC);
}
}
if (socket->is_persistent) {
intern->persistent_id = estrdup(persistent_id);
}
return;
}
/* }}} */
/* {{{ static zend_bool php_zmq_send(php_zmq_socket_object *intern, char *message_param, int message_param_len, long flags TSRMLS_DC)
*/
static zend_bool php_zmq_send(php_zmq_socket_object *intern, char *message_param, int message_param_len, long flags TSRMLS_DC)
{
int rc, errno_;
zmq_msg_t message;
if (zmq_msg_init_size(&message, message_param_len) != 0) {
zend_throw_exception_ex(php_zmq_socket_exception_sc_entry, errno TSRMLS_CC, "Failed to initialize message structure: %s", zmq_strerror(errno));
return 0;
}
memcpy(zmq_msg_data(&message), message_param, message_param_len);
rc = zmq_sendmsg(intern->socket->z_socket, &message, flags);
errno_ = errno;
zmq_msg_close(&message);
if (rc == -1) {
if (errno_ == EAGAIN) {
return 0;
}
zend_throw_exception_ex(php_zmq_socket_exception_sc_entry, errno_ TSRMLS_CC, "Failed to send message: %s", zmq_strerror(errno_));
return 0;
}
return 1;
}
/* }}} */
static void php_zmq_sendmsg_impl(INTERNAL_FUNCTION_PARAMETERS)
{
php_zmq_socket_object *intern;
char *message_param;
int message_param_len;
long flags = 0;
zend_bool ret;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|l", &message_param, &message_param_len, &flags) == FAILURE) {
return;
}
intern = PHP_ZMQ_SOCKET_OBJECT;
ret = php_zmq_send(intern, message_param, message_param_len, flags TSRMLS_CC);
if (ret) {
ZMQ_RETURN_THIS;
} else {
RETURN_FALSE;
}
}
/* {{{ proto ZMQSocket ZMQSocket::sendmsg(string $message[, integer $flags = 0])
Send a message. Return true if message was sent and false on EAGAIN
*/
PHP_METHOD(zmqsocket, sendmsg)
{
php_zmq_sendmsg_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto ZMQSocket ZMQSocket::send(string $message[, integer $flags = 0])
Send a message. Return true if message was sent and false on EAGAIN
*/
PHP_METHOD(zmqsocket, send)
{
php_error_docref(NULL TSRMLS_CC, E_STRICT, "ZMQSocket::send has been deprecated in favour of ZMQSocket::sendmsg");
php_zmq_sendmsg_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION < 3)
static int php_zmq_send_cb(zval **ppzval, int num_args, va_list args, zend_hash_key *hash_key)
{
TSRMLS_FETCH();
#else
static int php_zmq_send_cb(zval **ppzval TSRMLS_DC, int num_args, va_list args, zend_hash_key *hash_key)
{
#endif
zval tmpcopy;
php_zmq_socket_object *intern;
int flags, *rc, *to_send;
intern = va_arg(args, php_zmq_socket_object *);
flags = va_arg(args, int);
to_send = va_arg(args, int *);
rc = va_arg(args, int *);
if (--(*to_send)) {
flags = flags | ZMQ_SNDMORE;
} else {
flags = flags & ~ZMQ_SNDMORE;
}
tmpcopy = **ppzval;
zval_copy_ctor(&tmpcopy);
INIT_PZVAL(&tmpcopy);
if (Z_TYPE(tmpcopy) != IS_STRING) {
convert_to_string(&tmpcopy);
}
*rc = php_zmq_send(intern, Z_STRVAL(tmpcopy), Z_STRLEN(tmpcopy), flags TSRMLS_CC);
zval_dtor(&tmpcopy);
if (!*rc) {
return ZEND_HASH_APPLY_STOP;
}
return ZEND_HASH_APPLY_KEEP;
}
/* {{{ proto ZMQSocket ZMQSocket::sendmulti(arrays $messages[, integer $flags = 0])
Send a multipart message. Return true if message was sent and false on EAGAIN
*/
PHP_METHOD(zmqsocket, sendmulti)
{
zval *messages;
php_zmq_socket_object *intern;
int to_send, ret = 0;
long flags = 0;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "a|l", &messages, &flags) == FAILURE) {
return;
}
intern = PHP_ZMQ_SOCKET_OBJECT;
to_send = zend_hash_num_elements(Z_ARRVAL_P(messages));
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION < 3)
zend_hash_apply_with_arguments(Z_ARRVAL_P(messages), (apply_func_args_t) php_zmq_send_cb, 4, intern, flags, &to_send, &ret);
#else
zend_hash_apply_with_arguments(Z_ARRVAL_P(messages) TSRMLS_CC, (apply_func_args_t) php_zmq_send_cb, 4, intern, flags, &to_send, &ret);
#endif
if (ret) {
ZMQ_RETURN_THIS;
} else {
RETURN_FALSE;
}
}
/* {{{ static zend_bool php_zmq_recv(php_zmq_socket_object *intern, long flags, zval *return_value TSRMLS_DC)
*/
static zend_bool php_zmq_recv(php_zmq_socket_object *intern, long flags, zval *return_value TSRMLS_DC)
{
int rc, errno_;
zmq_msg_t message;
if (zmq_msg_init(&message) != 0) {
zend_throw_exception_ex(php_zmq_socket_exception_sc_entry, errno TSRMLS_CC, "Failed to initialize message structure: %s", zmq_strerror(errno));
return 0;
}
rc = zmq_recvmsg(intern->socket->z_socket, &message, flags);
errno_ = errno;
if (rc == -1) {
zmq_msg_close(&message);
if (errno == EAGAIN) {
return 0;
}
zend_throw_exception_ex(php_zmq_socket_exception_sc_entry, errno_ TSRMLS_CC, "Failed to receive message: %s", zmq_strerror(errno_));
return 0;
}
ZVAL_STRINGL(return_value, zmq_msg_data(&message), zmq_msg_size(&message), 1);
zmq_msg_close(&message);
return 1;
}
/* }}} */
static void php_zmq_recvmsg_impl(INTERNAL_FUNCTION_PARAMETERS)
{
php_zmq_socket_object *intern;
zend_bool retval;
long flags = 0;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|l", &flags) == FAILURE) {
return;
}
intern = PHP_ZMQ_SOCKET_OBJECT;
retval = php_zmq_recv(intern, flags, return_value TSRMLS_CC);
if (retval == 0) {
RETURN_FALSE;
}
return;
}
/* {{{ proto string ZMQ::recvmsg([integer $flags = 0])
Receive a message
*/
PHP_METHOD(zmqsocket, recvmsg)
{
php_zmq_recvmsg_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto string ZMQ::recv([integer $flags = 0])
Receive a message
*/
PHP_METHOD(zmqsocket, recv)
{
php_error_docref(NULL TSRMLS_CC, E_STRICT, "ZMQSocket::recv has been deprecated in favour of ZMQSocket::recvmsg");
php_zmq_recvmsg_impl(INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto array ZMQ::recvmulti([integer $flags = 0])
Receive an array of message parts
*/
PHP_METHOD(zmqsocket, recvmulti)
{
php_zmq_socket_object *intern;
size_t value_len;
long flags = 0;
zend_bool retval;
zval *msg;
#if ZMQ_VERSION_MAJOR < 3
int64_t value;
#else
int value;
#endif
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|l", &flags) == FAILURE) {
return;
}
intern = PHP_ZMQ_SOCKET_OBJECT;
array_init(return_value);
value_len = sizeof (value);
do {
MAKE_STD_ZVAL(msg);
retval = php_zmq_recv(intern, flags, msg TSRMLS_CC);
if (retval == 0) {
zval_dtor(return_value);
RETURN_FALSE;
}
add_next_index_zval(return_value, msg);
zmq_getsockopt(intern->socket->z_socket, ZMQ_RCVMORE, &value, &value_len);
} while (value > 0);
return;
}
/* }}} */
/** {{{ string ZMQ::getPersistentId()
Returns the persistent id of the object
*/
PHP_METHOD(zmqsocket, getpersistentid)
{
php_zmq_socket_object *intern;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") == FAILURE) {
return;
}
intern = PHP_ZMQ_SOCKET_OBJECT;
if (intern->socket->is_persistent && intern->persistent_id) {
RETURN_STRING(intern->persistent_id, 1);
}
RETURN_NULL();
}
/* }}} */
/* {{{ proto ZMQSocket ZMQSocket::bind(string $dsn[, boolean $force = false])
Bind the socket to an endpoint
*/
PHP_METHOD(zmqsocket, bind)
{
php_zmq_socket_object *intern;
char *dsn;
int dsn_len;
zend_bool force = 0;
void *dummy = (void *)1;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|b", &dsn, &dsn_len, &force) == FAILURE) {
return;
}
intern = PHP_ZMQ_SOCKET_OBJECT;
/* already connected ? */
if (!force && zend_hash_exists(&(intern->socket->bind), dsn, dsn_len + 1)) {
ZMQ_RETURN_THIS;
}
if (zmq_bind(intern->socket->z_socket, dsn) != 0) {
zend_throw_exception_ex(php_zmq_socket_exception_sc_entry, errno TSRMLS_CC, "Failed to bind the ZMQ: %s", zmq_strerror(errno));
return;
}
zend_hash_add(&(intern->socket->bind), dsn, dsn_len + 1, (void *)&dummy, sizeof(void *), NULL);
ZMQ_RETURN_THIS;
}
/* }}} */
/* {{{ proto ZMQSocket ZMQSocket::connect(string $dsn[, boolean $force = false])
Connect the socket to an endpoint
*/
PHP_METHOD(zmqsocket, connect)
{
php_zmq_socket_object *intern;
char *dsn;
int dsn_len;
zend_bool force = 0;
void *dummy = (void *)1;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|b", &dsn, &dsn_len, &force) == FAILURE) {
return;
}
intern = PHP_ZMQ_SOCKET_OBJECT;
/* already connected ? */
if (!force && zend_hash_exists(&(intern->socket->connect), dsn, dsn_len + 1)) {
ZMQ_RETURN_THIS;
}
if (zmq_connect(intern->socket->z_socket, dsn) != 0) {
zend_throw_exception_ex(php_zmq_socket_exception_sc_entry, errno TSRMLS_CC, "Failed to connect the ZMQ: %s", zmq_strerror(errno));
return;
}
(void) zend_hash_add(&(intern->socket->connect), dsn, dsn_len + 1, (void *)&dummy, sizeof(void *), NULL);
ZMQ_RETURN_THIS;
}
/* }}} */
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION < 3)
static int php_zmq_get_keys(zval **ppzval, int num_args, va_list args, zend_hash_key *hash_key)
{
TSRMLS_FETCH();
#else
static int php_zmq_get_keys(zval **ppzval TSRMLS_DC, int num_args, va_list args, zend_hash_key *hash_key)
{
#endif
zval *retval;
if (num_args != 1) {
/* Incorrect args ? */
return ZEND_HASH_APPLY_KEEP;
}
retval = va_arg(args, zval *);
if (hash_key->nKeyLength == 0) {
/* Should not happen */
return ZEND_HASH_APPLY_REMOVE;
}
add_next_index_stringl(retval, hash_key->arKey, hash_key->nKeyLength - 1, 1);
return ZEND_HASH_APPLY_KEEP;
}
/* }}} */
/* {{{ proto array ZMQ::getEndpoints()
Returns endpoints where this socket is connected/bound to. Contains two keys ('bind', 'connect')
*/
PHP_METHOD(zmqsocket, getendpoints)
{
php_zmq_socket_object *intern;
zval *connect, *bind;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") == FAILURE) {
return;
}
intern = PHP_ZMQ_SOCKET_OBJECT;
array_init(return_value);
MAKE_STD_ZVAL(connect);
MAKE_STD_ZVAL(bind);
array_init(connect);
array_init(bind);
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION < 3)
zend_hash_apply_with_arguments(&(intern->socket->connect), (apply_func_args_t) php_zmq_get_keys, 1, connect);
zend_hash_apply_with_arguments(&(intern->socket->bind), (apply_func_args_t) php_zmq_get_keys, 1, bind);
#else
zend_hash_apply_with_arguments(&(intern->socket->connect) TSRMLS_CC, (apply_func_args_t) php_zmq_get_keys, 1, connect);
zend_hash_apply_with_arguments(&(intern->socket->bind) TSRMLS_CC, (apply_func_args_t) php_zmq_get_keys, 1, bind);
#endif
add_assoc_zval(return_value, "connect", connect);
add_assoc_zval(return_value, "bind", bind);
return;
}
/* }}} */
/* {{{ proto integer ZMQSocket::getSocketType()
Returns the socket type
*/
PHP_METHOD(zmqsocket, getsockettype)
{
int type;
size_t type_siz;
php_zmq_socket_object *intern;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") == FAILURE) {
return;
}
intern = PHP_ZMQ_SOCKET_OBJECT;
type_siz = sizeof (int);
if (zmq_getsockopt(intern->socket->z_socket, ZMQ_TYPE, &type, &type_siz) != -1) {
RETURN_LONG(type);
}
RETURN_LONG(-1);
}
/* }}} */
/* {{{ proto boolean ZMQSocket::isPersistent()
Whether the socket is persistent
*/
PHP_METHOD(zmqsocket, ispersistent)
{
php_zmq_socket_object *intern;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") == FAILURE) {
return;
}
intern = PHP_ZMQ_SOCKET_OBJECT;
RETURN_BOOL(intern->socket->is_persistent);
}
/* }}} */
/* -- END ZMQSocket--- */
/* -- START ZMQPoll --- */
/* {{{ proto integer ZMQPoll::add(ZMQSocket $object, integer $events)
Add a ZMQSocket object into the pollset
*/
PHP_METHOD(zmqpoll, add)
{
php_zmq_poll_object *intern;
zval *object;
long events;
int pos, key_len = 35;
char key[35];
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "zl", &object, &events) == FAILURE) {
return;
}
intern = PHP_ZMQ_POLL_OBJECT;
switch (Z_TYPE_P(object)) {
case IS_OBJECT:
if (!instanceof_function(Z_OBJCE_P(object), php_zmq_socket_sc_entry TSRMLS_CC)) {
zend_throw_exception(php_zmq_poll_exception_sc_entry, "The first argument must be an instance of ZMQSocket or a resource", PHP_ZMQ_INTERNAL_ERROR TSRMLS_CC);
return;
}
break;
case IS_RESOURCE:
/* noop */
break;
default:
zend_throw_exception(php_zmq_poll_exception_sc_entry, "The first argument must be an instance of ZMQSocket or a resource", PHP_ZMQ_INTERNAL_ERROR TSRMLS_CC);
return;
break;
}
pos = php_zmq_pollset_add(&(intern->set), object, events TSRMLS_CC);
if (pos < 0) {
char *message = NULL;
switch (pos) {
case PHP_ZMQ_POLLSET_ERR_NO_STREAM:
message = "The supplied resource is not a valid stream resource";
break;
case PHP_ZMQ_POLLSET_ERR_CANNOT_CAST:
message = "The supplied resource is not castable";
break;
case PHP_ZMQ_POLLSET_ERR_CAST_FAILED:
message = "Failed to cast the supplied stream resource";
break;
case PHP_ZMQ_POLLSET_ERR_NO_INIT:
message = "The ZMQSocket object has not been initialized properly";
break;
case PHP_ZMQ_POLLSET_ERR_NO_POLL:
message = "The ZMQSocket object has not been initialized with polling";
break;
default:
message = "Unknown error";
break;
}
zend_throw_exception(php_zmq_poll_exception_sc_entry, message, PHP_ZMQ_INTERNAL_ERROR TSRMLS_CC);
return;
}
if (!php_zmq_pollset_get_key(&(intern->set), pos, key, &key_len TSRMLS_CC)) {
zend_throw_exception(php_zmq_poll_exception_sc_entry, "Failed to get the item key", PHP_ZMQ_INTERNAL_ERROR TSRMLS_CC);
return;
}