65 lines
1.2 KiB
C
65 lines
1.2 KiB
C
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// write
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// close
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// select
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// socket
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// accept
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// listen
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// send
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// recv
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// bind
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// strstr
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// malloc
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// realloc
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// free
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// calloc
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// bzero
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// atoi
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// sprintf
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// strlen
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// exit
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// strcpy
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// strcat
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// memset
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int main() {
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int sockfd, connfd, len;
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struct sockaddr_in servaddr, cli;
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// socket create and verification
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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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else
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printf("Socket successfully created..\n");
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bzero(&servaddr, sizeof(servaddr));
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// assign IP, PORT
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servaddr.sin_family = AF_INET;
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servaddr.sin_addr.s_addr = htonl(2130706433); //127.0.0.1
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servaddr.sin_port = htons(8081);
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// Binding newly created socket to given IP and verification
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if ((bind(sockfd, (const struct sockaddr *)&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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else
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printf("Socket successfully binded..\n");
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if (listen(sockfd, 10) != 0) {
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printf("cannot listen\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, (struct sockaddr *)&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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else
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printf("server acccept the client...\n");
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}
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