parse the filename out from the url of the request

client_handler.c

@@ -8,20 +8,64 @@ void* client_handler(void* args) {
 
     ssize_t bytes_read = recv(client, buffer, BUFFER_SIZE, 0);
     if (bytes_read > 0) {
-        char* ptr = buffer;
-        char* buf_temp[10];
-        char* ptr_temp = buf_temp;
+        // Null terminate buffer
+        buffer[bytes_read] = '\0';
+
+        // Check if request is GET
+        char* ptr = buffer;  // Modifiable pointer to buffer
+        char* buf_temp =
+            (char*)malloc(10);      // Temporary buffer to store request code
+        char* ptr_temp = buf_temp;  // Modifiable pointer to temporary buffer
+        // Copy request code to temporary buffer
         while (*ptr != ' ') {
             *ptr_temp = *ptr;
             ptr++;
             ptr_temp++;
         }
+        // Null terminate temporary buffer
         *ptr_temp = '\0';
+        ptr++;  // Skip over space
         if (strcmp(buf_temp, "GET") == 0) {
             printf("Received a GET request!!\n");
         } else {
             printf("Received a non-GET request!!\n");
+            return NULL;
         }
+
+        // Get filename
+        char* filename = (char*)malloc(100);  // Buffer to store filename
+        ptr_temp = filename;                  // Modifiable pointer to filename
+        *ptr_temp = '.';                      // Prepend . to filename
+        ptr_temp++;
+        // Copy filename to temporary buffer
+        while (*ptr != ' ') {
+            // Convert %20 to space
+            if (*ptr == '%' && *(ptr + 1) == '2' && *(ptr + 2) == '0') {
+                ptr += 3;
+                *ptr_temp = ' ';
+                ptr_temp++;
+            } else {
+                // Copy character
+                *ptr_temp = *ptr;
+                ptr++;
+                ptr_temp++;
+            }
+        }
+        *ptr_temp = '\0';  // Null terminate filename
+
+        // Print filename
+        printf("Filename: %s\n", filename);
+
+        // Send response
+        char* response = "HTTP/1.1 200 OK\n\n";
+        send(client, response, strlen(response), 0);
+
+        printf("Request:\n");
+        printf("%s\n", buffer);
+
+        free(buf_temp);
+        free(filename);
+        return NULL;
     }
     free(buffer);
     return NULL;