multi threaded server client

Client Side:

#include <sys/socket.h>

#include <sys/types.h>

#include <netinet/in.h>

#include <netdb.h>

#include <stdio.h>

#include <string.h>

#include <stdlib.h>

#include <unistd.h>

#include <errno.h>

#include <arpa/inet.h>

int main(int argc, char *argv[])

{

    int sockfd = 0, n = 0;

    char recvBuff[1024];

    struct sockaddr_in serv_addr;

    if(argc != 3)

    {

        printf("\n Usage: %s <ip of server> <port>\n",argv[0]);

        return 1;

    }

    memset(recvBuff, '0',sizeof(recvBuff));

    if((sockfd = socket(AF_INET, SOCK_STREAM, 0)) < 0)

    {

        printf("\n Error : Could not create socket \n");

        return 1;

    }

    memset(&serv_addr, '0', sizeof(serv_addr));

    serv_addr.sin_family = AF_INET;

    serv_addr.sin_port = htons(atoi(argv[2]));

    if(inet_pton(AF_INET, argv[1], &serv_addr.sin_addr)<=0)

    {

        printf("\n inet_pton error occured\n");

        return 1;

    }

    if( connect(sockfd, (struct sockaddr *)&serv_addr, sizeof(serv_addr)) < 0)

    {

       printf("\n Error : Connect Failed \n");

       return 1;

    }

                scanf("%s",recvBuff);

                write(sockfd, recvBuff,strlen(recvBuff));

    while ( (n = read(sockfd, recvBuff, sizeof(recvBuff)-1)) > 0)

    {

        recvBuff[n] = 0;

        if(fputs(recvBuff, stdout) == EOF)

        {

            printf("\n Error : Fputs error\n");

        }

    }

    if(n < 0)

    {

        printf("\n Read error \n");

    }

    return 0;

}

Server Side:

#include <sys/socket.h>

#include <netinet/in.h>

#include <arpa/inet.h>

#include <stdio.h>

#include <stdlib.h>

#include <unistd.h>

#include <errno.h>

#include <string.h>

#include <sys/types.h>

#include <time.h>

#include <pthread.h>

void *writeDate(void *arg)

{

                int connfd = *(int *) arg;

    char sendBuff[1025];

    time_t ticks;

                                //sleep(5);

                read(connfd, sendBuff, sizeof(sendBuff));

                printf("%s\n",sendBuff);

        ticks = time(NULL);

        snprintf(sendBuff, sizeof(sendBuff), "%.24s\r\n", ctime(&ticks));

        write(connfd, sendBuff, strlen(sendBuff));

        close(connfd);

}

int main(int argc, char *argv[])

{

    int listenfd = 0, connfd = 0, i = 0;

    struct sockaddr_in serv_addr;

                pthread_t pid[10];

    listenfd = socket(AF_INET, SOCK_STREAM, 0);

    memset(&serv_addr, '0', sizeof(serv_addr));

    serv_addr.sin_family = AF_INET;

    serv_addr.sin_addr.s_addr = htonl(INADDR_ANY);

    serv_addr.sin_port = htons(atoi(argv[1]));

    if(bind(listenfd, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) == -1)

                {

                                printf("bind error\n");

                                close(listenfd);

                                return 1;

                }

    listen(listenfd, 10);

    while(i < 5)

    {

        connfd = accept(listenfd, (struct sockaddr*)NULL, NULL);

                                if(pthread_create(&pid[i],NULL,&writeDate,&connfd) != 0)

                                {

                                                printf("Unable to create %dth thread\n",i);

                                                return 1;

                                }

                                i++;

     }

                pthread_join(pid[4], NULL);

                close(listenfd);

                return 0;

}