Fix #2612 - struct mg_str::ptr -> buf

examples/modbus-dashboard/main.c

@@ -15,14 +15,14 @@ static void signal_handler(int sig_num) {
 bool web_load_settings(void *buf, size_t len) {
   bool ok = false;
   struct mg_str data = mg_file_read(&mg_fs_posix, CONFIG_FILE);
-  if (data.ptr == NULL) {
+  if (data.buf == NULL) {
     MG_ERROR(("Error reading %s", CONFIG_FILE));
   } else if (data.len != len) {
     MG_ERROR(("%s size != %lu", CONFIG_FILE, len));
   } else {
-    memcpy(buf, data.ptr, len);
+    memcpy(buf, data.buf, len);
   }
-  free((void *) data.ptr);
+  free((void *) data.buf);
   return ok;
 }
 

examples/modbus-dashboard/net.c

@@ -138,7 +138,7 @@ static struct mg_connection *start_modbus_request(struct mg_mgr *mgr,
   uint16_t reg = (uint16_t) mg_json_get_long(json, "$.reg", 1);
   uint8_t func = (uint8_t) mg_json_get_long(json, "$.func", 0);
   uint16_t nregs = (uint16_t) mg_json_get_long(json, "$.nregs", 1);
-  MG_INFO(("%lu REQUEST: %.*s", cid, json.len, json.ptr));
+  MG_INFO(("%lu REQUEST: %.*s", cid, json.len, json.buf));
   if (func == 0) {
     MG_ERROR(("Set func to a valid modbus function code"));
   } else if ((c = mg_connect(mgr, url, mfn, NULL)) == NULL) {
@@ -275,8 +275,8 @@ static void fn(struct mg_connection *c, int ev, void *ev_data) {
 #endif
       mg_http_serve_dir(c, ev_data, &opts);
     }
-    MG_DEBUG(("%lu %.*s %.*s", c->id, (int) hm->method.len, hm->method.ptr,
-              (int) hm->uri.len, hm->uri.ptr));
+    MG_DEBUG(("%lu %.*s %.*s", c->id, (int) hm->method.len, hm->method.buf,
+              (int) hm->uri.len, hm->uri.buf));
   } else if (ev == MG_EV_POLL) {
     if (cd->expiration_time > 0 && cd->expiration_time < mg_millis()) {
       cd->expiration_time = 0;