Exo 11 fait

11-dialogue-serveurTCP/client-http.c

@@ -14,26 +14,57 @@
 
 void cpy (int src, int dst)
 {
-    return;
+    char buffer[1024];
+
+    // Read from the source descriptor
+    ssize_t bytesRead;
+    while ((bytesRead = read(src, buffer, sizeof(buffer))) > 0) {
+        ssize_t bytesWritten = write(dst, buffer, bytesRead);
+        if (bytesWritten == -1) {
+            perror("Error writing to destination descriptor");
+            exit(EXIT_FAILURE);
+        }
+    }
 }
 
 int main (int argc, char * argv[])
 {
     /* test arg number */
-
+    if(argc!=2){
+        fprintf(stderr, "usage: %s server_name\n", argv[0]);
+        exit(EXIT_FAILURE);
+    }
     /* get the list of struct addrinfo */
-
+    struct addrinfo hints,*res;
+    memset(&hints, 0, sizeof hints);
+    hints.ai_family = AF_UNSPEC; // Supporte IPv4 ou IPv6
+    hints.ai_socktype = SOCK_STREAM;
+    int status = getaddrinfo(argv[1], "80", &hints, &res);
+    if (status != 0) {
+        fprintf(stderr, "getaddrinfo error: %s\n", gai_strerror(status));
+        exit(EXIT_FAILURE);
+    }
     /* create socket */
-
+    int new_socket;
+    CHECK(new_socket=socket(res->ai_family,res->ai_socktype,res->ai_protocol));
     /* connect to the server */
-
+    CHECK(connect(new_socket,res->ai_addr,res->ai_addrlen));
     /* prepare GET cmd */
-
+    char get[SIZE];
+    snprintf(get, SIZE, "GET / HTTP/1.1\r\nHost: %s\r\nConnection: close\r\n\r\n", argv[1]);
     /* send GET cmd and get the response */
+    CHECK(send(new_socket,get,strlen(get),0));
+    char buffer[SIZE]={0};
     
+    memset(buffer, 0, sizeof(buffer));
+    ssize_t n;
+    while ((n = recv(new_socket, buffer, SIZE - 1, 0)) > 0) {
+        buffer[n] = '\0';
+        printf("%s", buffer);
+    }
     /* close socket */
-
+    close(new_socket);
     /* free struct addrinfo list */
-
+    freeaddrinfo(res);
     return 0;
 }