Delete client_initial.c

client_initial.c

-#include <stdio.h>
-#include "client.h"
-#include <sys/socket.h>
-#include <netdb.h>
-#include <string.h>
-#include <unistd.h>
-#include <stdlib.h>
-
-int connectToServer(char *addr, char *portNo) {
-    int sockfd = socket(AF_INET, SOCK_STREAM, 0);
-    struct addrinfo hints, *result;
-
-    memset(&hints, 0, sizeof(struct addrinfo));
-    hints.ai_family = AF_INET;
-    hints.ai_socktype = SOCK_STREAM;
-
-    // getaddrinfo return getaddr objects by searching using the provided hints, name, service
-    int s = getaddrinfo(addr, portNo, &hints, &result);
-    if(s != 0) {
-        fprintf(stderr, "getaddrinfo: %s\n", gai_strerror(s));
-        return -1;
-    }
-
-    connect(sockfd, result->ai_addr, result->ai_addrlen);
-
-    sendToServer(sockfd);
-
-    return 0;
-}
-
-void sendToServer(int sockfd) {
-    printf("Enter the index no to choose an option...\n");
-    printf("------OPTIONS------\n1. GET\n2. PUT\n3. DELETE\n4. EXIT\n");
-    int choice;
-    char *buffer = (char *)malloc(513*sizeof(char));
-    while(1) {
-        printf("Enter choice: :");
-        scanf("%d", &choice);
-        char key[100], value[100];
-        switch(choice) {
-            case 1:
-                printf("Key: ");
-                scanf("%s", key);
-                GET(key, buffer);
-                break;
-            case 2:
-                printf("Key: ");
-                scanf("%s", key);
-                printf("Value: ");
-                scanf("%s", value);
-                PUT(key, value, buffer);
-                break;
-            case 3:
-                printf("Key: ");
-                scanf("%s", key);
-                DELETE(key, buffer);
-                break;
-            case 4:
-                printf("Requested for connection termination\n");
-                terminateConnection(buffer);
-                // return NULL;
-                break;
-        }
-
-        // printf("buffer : %s\n", buffer);
-        write(sockfd, buffer, strlen(buffer));
-        char recvBuffer[1000];
-        int len = read(sockfd, recvBuffer, 999);
-        recvBuffer[len] = '\0';
-        printf("%s\n", recvBuffer);
-        if(choice==4)
-        {
-            return NULL;
-        }
-    }
-    // char buffer[100];
-    // while(fgets(buffer, 100, stdin) != NULL) {
-    //     write(sockfd, buffer, strlen(buffer));
-    //     char recvBuffer[1000];
-    //     int len = read(sockfd, recvBuffer, 999);
-    //     recvBuffer[len] = '\0';
-    //     printf("%s\n", recvBuffer);
-    // }
-}
-
-int GET(char* key, char *request) {
-    printf("GET called!\n");
-    // char request[513];
-    memset(request, '0', 513);
-    request[0] = '1';
-    // memcpy(request+1, key, strlen(key));
-    memcpy(request+257-strlen(key), key, strlen(key));
-    // printf("request : %s\n", request);
-}
-
-int PUT(char* key, char* value, char *request) {
-    printf("PUT called!\n");
-    // char request[513];
-    memset(request, '0', 513);
-    request[0] = '2';
-    // memcpy(request+1, key, strlen(key));
-    memcpy(request+257-strlen(key), key, strlen(key));
-    memcpy(request+513-strlen(value), value, strlen(value));
-    printf("key at index: %ld\n", 257-strlen(key));
-    printf("value at index: %ld\n", 513-strlen(value));
-}
-int DELETE(char* key, char *request) {
-    // char request[513];
-    printf("DELETE called!\n");
-    memset(request, '0', 513);
-    request[0] = '3';
-    // memcpy(request+1, key, strlen(key));
-    memcpy(request+257-strlen(key), key, strlen(key));
-    // printf("%s\n", request);
-}
-
-void terminateConnection(char *request) {
-    //char request[513];
-    // printf("Termination function called\n");
-    memset(request, '0', 513);
-    request[0]='4';
-    request[512]='\0';
-}
-
-int main(int  argc, char **argv) {
-    printf("IP = %s, Port = %s\n", argv[1], argv[2]);
-    // PUT("100", "200");
-    connectToServer(argv[1], argv[2]);
-    return 0;
-}