[FL-2230] SubGhz: protocol API refactoring (#969)

* SubGhz: protocols library refactoring
* SubGhz: new architecture and refactoring
* SubGhz: simplify protocol structure, remove unused types
* SubGhz: rename Subghz to SubGhz
* SubGhz: add environment concept

Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
Co-authored-by: DrZlo13 <who.just.the.doctor@gmail.com>

lib/subghz/receiver.h

@@ -0,0 +1,28 @@
+#pragma once
+
+#include "types.h"
+#include "protocols/base.h"
+
+typedef struct SubGhzReceiver SubGhzReceiver;
+
+typedef void (*SubGhzReceiverCallback)(
+    SubGhzReceiver* decoder,
+    SubGhzProtocolDecoderBase* decoder_base,
+    void* context);
+
+SubGhzReceiver* subghz_receiver_alloc(SubGhzEnvironment* environment);
+
+void subghz_receiver_free(SubGhzReceiver* instance);
+
+void subghz_receiver_decode(SubGhzReceiver* instance, bool level, uint32_t duration);
+
+void subghz_receiver_reset(SubGhzReceiver* instance);
+
+void subghz_receiver_set_rx_callback(
+    SubGhzReceiver* instance,
+    SubGhzReceiverCallback callback,
+    void* context);
+
+void subghz_receiver_set_filter(SubGhzReceiver* instance, SubGhzProtocolFlag filter);
+SubGhzProtocolDecoderBase*
+    subghz_receiver_search_decoder_base_by_name(SubGhzReceiver* instance, const char* decoder_name);