SIZE_MAX is not defined on MSVC6, use (size_t) ~0

mongoose.c

@@ -2485,7 +2485,7 @@ static size_t parse_http_message(char *buf, size_t len,
   ri->request_method = ri->uri = ri->http_version = ri->query_string = NULL;
   ri->num_headers = ri->status_code = ri->is_websocket = ri->content_len = 0;
 
-  if (len < 1) return SIZE_MAX;
+  if (len < 1) return ~0;
 
   buf[len - 1] = '\0';
 
@@ -2502,7 +2502,7 @@ static size_t parse_http_message(char *buf, size_t len,
   is_request = is_valid_http_method(ri->request_method);
   if ((is_request && memcmp(ri->http_version, "HTTP/", 5) != 0) ||
       (!is_request && memcmp(ri->request_method, "HTTP/", 5) != 0)) {
-    len = SIZE_MAX;
+    len = ~0;
   } else {
     if (is_request) {
       ri->http_version += 5;

test/unit_test.c

@@ -120,8 +120,8 @@ static const char *test_parse_http_message() {
   ASSERT(strcmp(ri.http_version, "1.1") == 0);
   ASSERT(ri.num_headers == 0);
 
-  ASSERT(parse_http_message(req2, sizeof(req2) - 1, &ri) == SIZE_MAX);
-  ASSERT(parse_http_message(req6, 0, &ri) == SIZE_MAX);
+  ASSERT(parse_http_message(req2, sizeof(req2) - 1, &ri) == (size_t) ~0);
+  ASSERT(parse_http_message(req6, 0, &ri) == (size_t) ~0);
   ASSERT(parse_http_message(req8, sizeof(req8) - 1, &ri) == sizeof(req8) - 1);
 
   // TODO(lsm): Fix this. Header value may span multiple lines.