diff --git a/miniupnpc/minihttptestserver.c b/miniupnpc/minihttptestserver.c
index 73078a6..a52c262 100644
--- a/miniupnpc/minihttptestserver.c
+++ b/miniupnpc/minihttptestserver.c
@@ -92,7 +92,8 @@ void build_crap(char * p, int n)
  * build chunked response.
  * return a malloc'ed buffer
  */
-char * build_chunked_response(int content_length, int * response_len) {
+char * build_chunked_response(int content_length, int * response_len)
+{
 	char * response_buffer;
 	char * content_buffer;
 	int buffer_length;
@@ -139,7 +140,115 @@ char * build_chunked_response(int content_length, int * response_len) {
 	return response_buffer;
 }
 
-enum modes { MODE_INVALID, MODE_CHUNKED, MODE_ADDCRAP, MODE_NORMAL };
+/* favicon.ico generator */
+#ifdef OLD_HEADER
+#define FAVICON_LENGTH (6 + 16 + 12 + 8 + 32 * 4)
+#else
+#define FAVICON_LENGTH (6 + 16 + 40 + 8 + 32 * 4)
+#endif
+void build_favicon_content(char * p, int n)
+{
+	int i;
+	if(n < FAVICON_LENGTH)
+		return;
+	/* header : 6 bytes */
+	*p++ = 0;
+	*p++ = 0;
+	*p++ = 1;	/* type : ICO */
+	*p++ = 0;
+	*p++ = 1;	/* number of images in file */
+	*p++ = 0;
+	/* image directory (1 entry) : 16 bytes */
+	*p++ = 16;	/* width */
+	*p++ = 16;	/* height */
+	*p++ = 2;	/* number of colors in the palette. 0 = no palette */
+	*p++ = 0;	/* reserved */
+	*p++ = 1;	/* color planes */
+	*p++ = 0;	/* " */
+	*p++ = 1;	/* bpp */
+	*p++ = 0;	/* " */
+#ifdef OLD_HEADER
+	*p++ = 12 + 8 + 32 * 4;	/* bmp size */
+#else
+	*p++ = 40 + 8 + 32 * 4;	/* bmp size */
+#endif
+	*p++ = 0;	/* " */
+	*p++ = 0;	/* " */
+	*p++ = 0;	/* " */
+	*p++ = 6 + 16;	/* bmp offset */
+	*p++ = 0;	/* " */
+	*p++ = 0;	/* " */
+	*p++ = 0;	/* " */
+	/* BMP */
+#ifdef OLD_HEADER
+	/* BITMAPCOREHEADER */
+	*p++ = 12;	/* size of this header */
+	*p++ = 0;	/* " */
+	*p++ = 0;	/* " */
+	*p++ = 0;	/* " */
+	*p++ = 16;	/* width */
+	*p++ = 0;	/* " */
+	*p++ = 16 * 2;	/* height x 2 ! */
+	*p++ = 0;	/* " */
+	*p++ = 1;	/* color planes */
+	*p++ = 0;	/* " */
+	*p++ = 1;	/* bpp */
+	*p++ = 0;	/* " */
+#else
+	/* BITMAPINFOHEADER */
+	*p++ = 40;	/* size of this header */
+	*p++ = 0;	/* " */
+	*p++ = 0;	/* " */
+	*p++ = 0;	/* " */
+	*p++ = 16;	/* width */
+	*p++ = 0;	/* " */
+	*p++ = 0;	/* " */
+	*p++ = 0;	/* " */
+	*p++ = 16 * 2;	/* height x 2 ! */
+	*p++ = 0;	/* " */
+	*p++ = 0;	/* " */
+	*p++ = 0;	/* " */
+	*p++ = 1;	/* color planes */
+	*p++ = 0;	/* " */
+	*p++ = 1;	/* bpp */
+	*p++ = 0;	/* " */
+	/* compression method, image size, ppm x, ppm y */
+	/* colors in the palette ? */
+	/* important colors */
+	for(i = 4 * 6; i > 0; --i)
+		*p++ = 0;
+#endif
+	/* palette */
+	*p++ = 0;	/* b */
+	*p++ = 0;	/* g */
+	*p++ = 0;	/* r */
+	*p++ = 0;	/* reserved */
+	*p++ = 255;	/* b */
+	*p++ = 255;	/* g */
+	*p++ = 255;	/* r */
+	*p++ = 0;	/* reserved */
+	/* pixel data */
+	for(i = 16; i > 0; --i) {
+		if(i & 1) {
+			*p++ = 0125;
+			*p++ = 0125;
+		} else {
+			*p++ = 0252;
+			*p++ = 0252;
+		}
+		*p++ = 0;
+		*p++ = 0;
+	}
+	/* Opacity MASK */
+	for(i = 16 * 4; i > 0; --i) {
+		*p++ = 0;
+	}
+}
+
+enum modes {
+	MODE_INVALID, MODE_CHUNKED, MODE_ADDCRAP, MODE_NORMAL, MODE_FAVICON
+};
+
 const struct {
 	const enum modes mode;
 	const char * text;
@@ -147,6 +256,7 @@ const struct {
 	{MODE_CHUNKED, "chunked"},
 	{MODE_ADDCRAP, "addcrap"},
 	{MODE_NORMAL, "normal"},
+	{MODE_FAVICON, "favicon.ico"},
 	{MODE_INVALID, NULL}
 };
 
@@ -290,6 +400,8 @@ void handle_http_connection(int c)
 	case MODE_ADDCRAP:
 		response_len = content_length+256;
 		response_buffer = malloc(response_len);
+		if(!response_buffer)
+			break;
 		n = snprintf(response_buffer, response_len,
 		             "HTTP/1.1 200 OK\r\n"
 		             "Server: minihttptestserver\r\n"
@@ -301,9 +413,27 @@ void handle_http_connection(int c)
 		build_content(response_buffer + n, content_length);
 		build_crap(response_buffer + n + content_length, CRAP_LENGTH);
 		break;
+	case MODE_FAVICON:
+		content_length = FAVICON_LENGTH;
+		response_len = content_length + 256;
+		response_buffer = malloc(response_len);
+		if(!response_buffer)
+			break;
+		n = snprintf(response_buffer, response_len,
+		             "HTTP/1.1 200 OK\r\n"
+		             "Server: minihttptestserver\r\n"
+		             "Content-Type: image/vnd.microsoft.icon\r\n"
+		             "Content-Length: %d\r\n"
+		             "\r\n", content_length);
+		/* image/x-icon */
+		build_favicon_content(response_buffer + n, content_length);
+		response_len = content_length + n;
+		break;
 	default:
 		response_len = content_length+256;
 		response_buffer = malloc(response_len);
+		if(!response_buffer)
+			break;
 		n = snprintf(response_buffer, response_len,
 		             "HTTP/1.1 200 OK\r\n"
 		             "Server: minihttptestserver\r\n"