70 lines
1.5 KiB
C
70 lines
1.5 KiB
C
#include <arpa/inet.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/socket.h>
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#include <sys/time.h>
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#include <sys/types.h>
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#include <unistd.h>
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#define MAX 80
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#define PORT 8080
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#define SA struct sockaddr
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void func(int sockfd)
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{
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char buff[MAX];
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int n;
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struct timeval stop, start;
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gettimeofday(&start, NULL);
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while (1) {
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bzero(buff, MAX);
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recv(sockfd, buff, sizeof(buff), 0);
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// puts(buff);
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if (strncmp("exit", buff, 4) == 0) {
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break;
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}
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}
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gettimeofday(&stop, NULL);
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printf("recv %luus\n", (stop.tv_sec - start.tv_sec) * 1000000 + stop.tv_usec - start.tv_usec);
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}
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int main()
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{
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int sockfd, connfd, len;
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struct sockaddr_in servaddr, cli;
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sockfd = socket(AF_INET, SOCK_STREAM, 0);
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if (sockfd == -1) {
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printf("socket creation failed...\n");
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exit(0);
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}
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bzero(&servaddr, sizeof(servaddr));
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servaddr.sin_family = AF_INET;
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servaddr.sin_addr.s_addr = htonl(INADDR_ANY);
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servaddr.sin_port = htons(PORT);
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if ((bind(sockfd, (SA*)&servaddr, sizeof(servaddr))) != 0) {
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printf("socket bind failed...\n");
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exit(0);
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}
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if ((listen(sockfd, 5)) != 0) {
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printf("Listen failed...\n");
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exit(0);
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}
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len = sizeof(cli);
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connfd = accept(sockfd, (SA*)&cli, &len);
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if (connfd < 0) {
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printf("server acccept failed...\n");
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exit(0);
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}
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func(connfd);
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close(sockfd);
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}
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