do 304 requests and cache them in sqlite

1 files changed, 31 insertions, 0 deletions

diff --git a/include/mbgl/util/uv-messenger.h b/include/mbgl/util/uv-messenger.h
new file mode 100644
index 0000000000..b082466b60
--- /dev/null
+++ b/include/mbgl/util/uv-messenger.h
@@ -0,0 +1,31 @@
+#ifndef MBGL_UTIL_UV_MESSENGER
+#define MBGL_UTIL_UV_MESSENGER
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <uv.h>
+
+typedef struct uv_messenger_s uv_messenger_t;
+typedef void (*uv_messenger_cb)(void *arg);
+typedef void (*uv_messenger_stop_cb)(uv_messenger_t *msgr);
+
+struct uv_messenger_s {
+    uv_mutex_t mutex;
+    uv_async_t async;
+    uv_messenger_cb callback;
+    void *data;
+    void *queue[2];
+};
+
+int uv_messenger_init(uv_loop_t *loop, uv_messenger_t *msgr, uv_messenger_cb callback);
+void uv_messenger_send(uv_messenger_t *msgr, void *arg);
+void uv_messenger_stop(uv_messenger_t *msgr);
+void uv_messenger_unref(uv_messenger_t *msgr);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif