PHP与C(或其它语言)通过消息队列进行通讯，完整代码_PHP教程

/*
* class msg
* Use for communication between php and php;
* Create at: 12:08 2012/10/31
* Author: leixun([e-mail])
* version 1 - 14:01 2012/10/31
*/
class msg{
private $id;
private $msg_id;
private $_serialize = true;
/**
* @param $_id ID
*/
public function msg($_id, $_serialize = true){
if(!function_exists('msg_get_queue'))
{
die('msg queue function not installed, Reconfigure PHP with --enable-sysvmsg
');
}
$this->id = $_id;
$this->msg_id = msg_get_queue ( $_id );
$this->_serialize = $_serialize;
if ($this->msg_id === false) {
die(basename(__FILE__).'->'.__LINE__.': Unable to create message quee');
}
}
/**
* @data data to send
* @type message type
*/
public function send( $data, $type = 1, $blocking = false )
{
if (!msg_send ($this->msg_id, $type, $data, $this->_serialize, $blocking, $msg_err))
{
return "Msg not sent because $msg_err\n";
}
return true;
}

/**
* @param $type message type
* @param $maxsize The maximum size of message to be accepted,
*/
public function receive($no_wait = true, $type = 1 , $maxsize = 1024 )
{
$rs = msg_receive ( $this->msg_id , $type , $type , $maxsize , $message , $this->_serialize, $no_wait?MSG_IPC_NOWAIT:NULL , $errorcode);
if($rs)
return $message;
else
return false;
}

public function remove()
{
msg_remove_queue($this->msg_id);
}
}
[php] view plaincopy
define('base_path' , dirname(__FILE__));//msg_write.php
include(base_path.'/msg.php');
$msg = new msg(1, false);
$msg1 = new msg(2, false);
if($argv[1]=='del') $msg->remove();


$str = 'There are no user contributed notes for this page.';
while(1){
$data = substr($str,0,rand(18,25));
$msg->send(rand().$data, rand(1,10));
echo $data." -> sent\n";
echo 'Get:'.$msg1->receive(false, 0).chr(10);
sleep(3);
//usleep(10000);
}
echo 'Done';
C, gcc -g -o m msg.c -lpthread;
[cpp] view plaincopy
#include
#include

#include
#include
#include
#include
#include
#include
#include
#define MAX_MSG_LEN 512
static int php_msg = -1;
static int php_msg1 = -1;
static int running = 1;
static void *php_msg_handler_thread(void *arg);
static int msg_send(int msg_id, int fd, char *data);
struct msg_st {
long mtype;
char mtext[MAX_MSG_LEN];
};
void logst(struct msg_st some_data);
int main(int argc,char **argv)
{
printf("go 1 \n");
if((php_msg= msgget((key_t)1,0666|IPC_CREAT)) == -1)
{
perror("php_msg create");
return 0;
}
if((php_msg1= msgget((key_t)2,0666|IPC_CREAT)) == -1)
{
perror("php_msg create");
return 0;
}
/////////////////////////////////////////////////////////////////////////////////
pthread_t php_msg_pthread;
int rs = pthread_create(&php_msg_pthread, NULL, (void*(*)(void*))php_msg_handler_thread, (void *)NULL);
if(rs!=0)
{
perror("php_msg_pthread create");
return 0;
}
pthread_join(php_msg_pthread, NULL);
return 0;
}
static void *php_msg_handler_thread(void *arg)
{
struct msg_st php_data;
printf("sizeof(struct msg_st)=%d\n",sizeof(struct msg_st));
int msg_to_recevie = 0;
char* data;
data = malloc(MAX_MSG_LEN);
char *pre = "You told me:";
while(running){
if(msgrcv(php_msg,(void *) &php_data, MAX_MSG_LEN, msg_to_recevie , 0) == -1)
{
perror("msgrcv");
if(errno==E2BIG)
{
if(msgctl(php_msg,IPC_RMID,0) == -1)
{
fprintf(stderr,"msgctl(IPC_RMID) failed \n");
}
}
else if(errno == EINVAL)
{
sleep(1);
}
}else{
printf("recevier mssage : %s , type= %d, msg_to_recevie= %d;\n", php_data.mtext, php_data.mtype,msg_to_recevie);
memset(data, '\0', MAX_MSG_LEN);
memcpy(data, pre, strlen(pre));
memcpy(data+strlen(pre), php_data.mtext, strlen(php_data.mtext));
msg_send(php_msg1, 2, data);
bzero(php_data.mtext, strlen(php_data.mtext));
}
//break;
}
free(data);
}
static int msg_send(int msg_id, int fd, char *data)
{
struct msg_st* some_data;
some_data = malloc( sizeof(struct msg_st) );
memcpy(some_data->mtext, data, strlen(data) + 1);
some_data->mtext[strlen(data)] = '\0';
some_data->mtype= fd;
printf("will send %s \n", &some_data->mtext);
if((msgsnd(msg_id,(void *) some_data, MAX_MSG_LEN,0)) == -1)
{
perror("msgsnd");
return 0;
}
return 1;
}
void logst(struct msg_st some_data)
{
FILE *fp;
fp = fopen("file.dat", "w+");
if (!fp)
{
printf("open file error!");
return;
}
fwrite(&some_data, sizeof(struct msg_st), 1, fp);
fclose(fp);
}
运行：./m
再运行：php msg_write.php

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