handle the httpbin API image endpoint

CMakeLists.txt

@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.10)
-project(MbedTLS Integration Example)
+project("MbedTLS Integration Example")
 
 add_subdirectory(mbedtls)
 

httpbin/c/main.c

@@ -11,7 +11,8 @@
 
 #define SERVER_PORT "443"
 #define SERVER_NAME "httpbin.org"
-#define GET_REQUEST "GET /get HTTP/1.1\r\nHost: httpbin.org\r\nConnection: close\r\n\r\n"
+// #define GET_REQUEST "GET /get HTTP/1.1\r\nHost: httpbin.org\r\nConnection: close\r\n\r\n"
+#define GET_REQUEST "GET /image HTTP/1.1\r\nHost: httpbin.org\r\naccept: image/webp\r\n\r\n"
 #define DEBUG_LEVEL 0
 
 static void my_debug(void *ctx, int level,
@@ -137,17 +138,51 @@ int main(void) {
 
     mbedtls_printf("Receiving response:\n\n");
 
-    int response_received = 0;
-    while ((bytes_read = mbedtls_ssl_read(&ssl, buf, sizeof(buf) - 1)) > 0) {
-        buf[bytes_read] = '\0';
-        mbedtls_printf("%s", (char *)buf);
-        response_received = 1;
+    FILE *img_file = fopen("image.webp", "wb");
+    if (img_file == NULL) {
+        mbedtls_printf(" failed\n  ! Could not create image file\n\n");
+        goto exit;
     }
 
+    int skip_headers = 0;
+    int res_recv = 0;
+
+    while ((bytes_read = mbedtls_ssl_read(&ssl, buf, sizeof(buf) - 1)) > 0) {
+        unsigned char *data_to_write = buf;
+        size_t data_len = bytes_read;
+
+        if (!skip_headers) {
+            unsigned char *header_end = (unsigned char *)strstr((const char *)buf, "\r\n\r\n");
+            
+            if (header_end != NULL) {
+                data_to_write = header_end + 4;  // +4 to skip the "\r\n\r\n"
+                data_len = bytes_read - (data_to_write - buf);
+                skip_headers = 1;
+                
+                mbedtls_printf("Headers skipped, image data starts (%zu bytes in first chunk)\n", data_len);
+            } else {
+                continue;
+            }
+        }
+
+        size_t written = fwrite(data_to_write, 1, data_len, img_file);
+        if (written != data_len) {
+            mbedtls_printf(" failed\n  ! Could not write to image file\n\n");
+            fclose(img_file);
+            goto exit;
+        }
+
+        res_recv = 1;
+    }
+
+    fclose(img_file);
+
     if (bytes_read < 0) {
         if (bytes_read == MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY) {
-            if (!response_received) {
-                mbedtls_printf("\n  (Connection closed by server)\n");
+            if (res_recv) {
+                mbedtls_printf("\nImage saved to image.webp\n");
+            } else {
+                mbedtls_printf("\n(Connection closed by server)\n");
             }
         } else {
             unsigned char error_buffer[256];