SOAP协议/gSOAP

开源主页 http://www.cs.fsu.edu/~engelen/soap.html http://www.w3.org/TR/2000/NOTE-SOAP-20000508/

一、SOAP协议介绍

 

二、gSoap库介绍

 

三、gSoap使用实例

 

/* my_tpm.c  线程池管理 */struct MY_SOAP_QUEUE{    SOAP_SOCKET aQueue[MAX_QUEUE];    int head;    int tail;};struct MY_SOAP_QUEUE g_mySoapQueue;    /* SOAP消息队列 */pthread_mutex_t g_mutexSoapQueue;      /* 读写SOAP队列互斥量 */pthread_cond_t g_condSoapQuere;        /* SOAP队列收到消息条件变量 */pthread_t g_myThreadPool[CONCURRENT_THREAD_MAX_NUM];int g_myThreadPoolIndex[CONCURRENT_THREAD_MAX_NUM];int g_myThreadNum;int MY_TPM_initQueue (struct MY_SOAP_QUEUE *pQueue){    pQueue->head = 0;    pQueue->tail = 0;    memset (pQueue->aQueue, 0, sizeof (pQueue->aQueue));    return MY_OK;}BOOL MY_TPM_isQueueEmpty (struct MY_SOAP_QUEUE *pQueue){    if (pQueue->head == pQueue->tail)    {        return BOOL_TRUE;    }    return BOOL_FALSE;}BOOL MY_TPM_isQueueFull (struct MY_SOAP_QUEUE *pQueue){    int next = pQueue->tail + 1;    if (next >= MAX_QUEUE)        next = 0;    if (next == pQueue->head)    {        return BOOL_TRUE;    }    return BOOL_FALSE;}SOAP_SOCKET MY_TPM_readQueue (struct MY_SOAP_SOCKET *pQueue){    SOAP_SOCKET socket;    socket = pQueue->aQueue[pQueue->head++];    if (pQueue->head == MAX_QUEUE)    {        pQueue->head = 0;    }    return socket;}void MY_TPM_writeQueue (struct MY_SOAP_QUEUE *pQueue, SOAP_SOCKET socket){    pQueue->aQueue[pQueue->tail++] = socket;    if (pQueue->tail >= MAX_QUEUE)    {        pQueue->tail = 0;    }    return;}int MY_TPM_init (){    int i;    pthread_mutex_init (&g_mutexSoapQueue, NULL);    pthread_cond_init (&g_condSoapQueue, NULL);    g_myThreadNum = MAX_CONCURRENT_THREAD_NUM;        if (MY_ERR == MY_TPM_init (&g_mySoapQueue))    {        return MY_ERR;    }    for (i=0; i<MAX_THREAD; i++)    {        g_myThreadPoolIndex[i] = i;        pthread_create (&g_myThreadPool[i], NULL, (void* (*) (void*))MY_TPM_processQueue, (void*) (&g_myThreadPoolIndex[i]) );        }    return MY_OK;}int MY_TPM_finish (){    int i = 0;        while (i < CONCURRENT_THREAD_MAX_NUM && MY_OK == MY_TPM_enqueue (INVALID_SOCKET, 1))    {        i++;    }    for (i=0; i<MAX_THREAD; i++)    {        pthread_join (g_myThreadPool[i], NULL);    }    pthread_mutex_destroy (&g_mutexSoapQueue);    pthread_cond_destroy (&g_condSoapQueue);    return MY_OK;}int MY_TPM_lock (int *waitTime){    struct timespec timesp;    timesp.tv_sec = 0;    timesp.tv_nsec = SLEEP_TIME;    while (*waitTime > 0)    {        if (pthread_mutex_trylock (&g_mutexSoapQueue) != 0)        {            nanosleep (×p, NULL);            *waitTime -= timesp.tv_nsec / SLEEP_TIME;        }        else        {            return MY_OK;        }    }    return MY_ERR;}/* waitTime - 毫秒单位 */int MY_TPM_enqueue (SOAP_SOCKET socket, unsigned int waitTime){    unsigned int sleepTime = waitTime;    struct timespec timesp;    timesp.tv_sec = 0;    timesp.tv_nsec = SLEEP_TIME;    while (!MY_TPM_lock (&sleepTime))    {        if (BOOL_TRUE == MY_TPM_isQueueFull (&g_mySoapQueue))        {            pthread_mutex_unlock (&g_mutexSoapQueue);            nanosleep (×p, NULL);            sleepTime -= SLEEP_TIME/1000000;        }        else        {            MY_TPM_writeQueue (&g_mySoapQueue, socket);            pthread_cond_signal (&g_condSoapQueue);            pthread_mutex_unlock (&g_mutexSoapQueue);            return MY_OK;        }    }        return MY_ERR;}SOAP_SOCKET MY_TPM_dequeue (){    SOAP_SOCKET socket;       pthread_mutex_lock (&g_mutexSoapQueue);    while (BOOL_TRUE == MY_TPM_isQueueEmpty (&g_mySoapQueue))    {        pthread_cond_wait (&g_condSoapQueue, &g_mutexSoapQueue);    }    socket = MY_TPM_readQueue (&g_mySoapQueue);    pthread_mutex_unlock (&g_mutexSoapQueue);    return socket;}void* MY_TPM_processQueue (void *param){    struct soap *soap;    int index = *(int*) param;    soap = soap_copy (&g_soap);    if (soap == NULL)    {        return NULL;    }    while (index < g_myThreadNum)    {        soap->socket = MY_TPM_dequeue ();        if (soap_valid_socket (soap->socket))        {            break;        }        soap_serve (soap);        soap_destroy (soap);        soap_end (soap);    }    soap_end (soap);    free (soap);    return NULL;}

 

/* main.c 主函数 */#define SIG_MY_STOP SIGUNUSED  /* 停止信号 */#define BACKLOG_MAX_LEN 100 /* TCP连接最大排队数量 */struct soap g_soap;int m;   /* master socket */BOOL isContinue = BOOL_TRUE;   /* 是否继续执行 */void sig_handler (int sig){    (void) sig;    isContinue = BOOL_FALSE;    close (m);}int main (void){    int s;   /* slave socket */    soap_init (&g_soap);    soap_set_mode (&g_soap, SOAP_C_UTFSTRING);    signal (SIG_MY_STOP, sig_handler);    g_soap.bind_flag |= SO_REUSEADDR;    m = soap_bind (&g_soap, SERVER_IP, SERVICE_PORT, BACKLOG_MAX_LEN);    if (m < 0)    {        return MY_ERR;    }    else    {        while (isContinue)        {            s = soap_accept (&g_soap);            if (!isContinue)            {                break;            }            if (!soap_valid_socket (s))            {                break;            }            if (MY_TPM_enqueue (s, ENQUEUE_MAX_TIME) == MY_ERR)            {                close (s);            }        }                soap_done (&g_soap);    }    return 0;}