Fix #1462 - add helper function for getting HTTP response status code.

docs/README.md

@@ -766,6 +766,17 @@ struct mg_connection *c = mg_http_connect(&mgr, "http://google.com", fn, NULL);
 if (c == NULL) fatal_error("Cannot create connection");
 ```
 
+### mg\_http\_status()
+
+```c
+int mg_http_status(const struct mg_http_message *hm);
+```
+
+Get status code of the HTTP response.
+Parameters:
+- `hm` - Parsed HTTP response
+
+Return value: status code, e.g. `200` for success.
 
 ### mg\_http\_get\_request\_len()
 

mongoose.c

@@ -1899,6 +1899,10 @@ int mg_http_upload(struct mg_connection *c, struct mg_http_message *hm,
   }
 }
 
+int mg_http_status(const struct mg_http_message *hm) {
+  return atoi(hm->uri.ptr);
+}
+
 static void http_cb(struct mg_connection *c, int ev, void *evd, void *fnd) {
   if (ev == MG_EV_READ || ev == MG_EV_CLOSE) {
     struct mg_http_message hm;

mongoose.h

@@ -939,6 +939,7 @@ int mg_http_upload(struct mg_connection *, struct mg_http_message *hm,
 void mg_http_bauth(struct mg_connection *, const char *user, const char *pass);
 struct mg_str mg_http_get_header_var(struct mg_str s, struct mg_str v);
 size_t mg_http_next_multipart(struct mg_str, size_t, struct mg_http_part *);
+int mg_http_status(const struct mg_http_message *hm);
 
 
 void mg_http_serve_ssi(struct mg_connection *c, const char *root,

src/http.c

@@ -905,6 +905,10 @@ int mg_http_upload(struct mg_connection *c, struct mg_http_message *hm,
   }
 }
 
+int mg_http_status(const struct mg_http_message *hm) {
+  return atoi(hm->uri.ptr);
+}
+
 static void http_cb(struct mg_connection *c, int ev, void *evd, void *fnd) {
   if (ev == MG_EV_READ || ev == MG_EV_CLOSE) {
     struct mg_http_message hm;

src/http.h

@@ -62,3 +62,4 @@ int mg_http_upload(struct mg_connection *, struct mg_http_message *hm,
 void mg_http_bauth(struct mg_connection *, const char *user, const char *pass);
 struct mg_str mg_http_get_header_var(struct mg_str s, struct mg_str v);
 size_t mg_http_next_multipart(struct mg_str, size_t, struct mg_http_part *);
+int mg_http_status(const struct mg_http_message *hm);