85 lines
1.9 KiB
C
85 lines
1.9 KiB
C
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// TCP Server test program (IPV6)
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <netdb.h>
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#include <arpa/inet.h>
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#include <cstdlib>
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#include "sdk.h"
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void error(char *msg) {
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perror(msg);
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exit(1);
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}
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int main(int argc, char *argv[]) {
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int sockfd, newsockfd, portno;
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socklen_t clilen;
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char buffer[256];
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struct sockaddr_in6 serv_addr, cli_addr;
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int n;
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char client_addr_ipv6[100];
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if(argc < 3) {
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printf("usage: client <port> <netpath> <nwid>\n");
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return 1;
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}
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zts_init_rpc(argv[2],argv[3]);
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printf("\nIPv6 TCP Server Started...\n");
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sockfd = zts_socket(AF_INET6, SOCK_STREAM, 0);
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if (sockfd < 0)
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error("ERROR opening socket");
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bzero((char *) &serv_addr, sizeof(serv_addr));
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portno = atoi(argv[1]);
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serv_addr.sin6_flowinfo = 0;
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serv_addr.sin6_family = AF_INET6;
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serv_addr.sin6_addr = in6addr_any;
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serv_addr.sin6_port = htons(portno);
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// bind
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if (zts_bind(sockfd, (struct sockaddr *) &serv_addr, sizeof(serv_addr)) < 0)
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error("ERROR on binding");
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// listen
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zts_listen(sockfd, 5);
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clilen = sizeof(cli_addr);
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// accept
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newsockfd = zts_accept(sockfd, (struct sockaddr *) &cli_addr, &clilen);
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if (newsockfd < 0)
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error("ERROR on accept");
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inet_ntop(AF_INET6, &(cli_addr.sin6_addr),client_addr_ipv6, 100);
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printf("Incoming connection from client having IPv6 address: %s\n",client_addr_ipv6);
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memset(buffer,0, 256);
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// recv
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n = recv(newsockfd, buffer, 255, 0);
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if (n < 0)
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error("ERROR reading from socket");
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printf("Message from client: %s\n", buffer);
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// send
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printf("sending...\n");
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n = send(newsockfd, "Server got your message", 23+1, 0);
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if (n < 0)
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error("ERROR writing to socket");
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close(sockfd);
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close(newsockfd);
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return 0;
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}
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