update api, add icons, fix picopass again

lib/subghz/protocols/raw.h

@@ -4,6 +4,10 @@
 
 #include <furi_hal.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #define SUBGHZ_PROTOCOL_RAW_NAME "RAW"
 
 typedef void (*SubGhzProtocolEncoderRAWCallbackEnd)(void* context);
@@ -189,3 +193,7 @@ bool subghz_protocol_encoder_raw_deserialize(void* context, FlipperFormat* flipp
  * @return LevelDuration
  */
 LevelDuration subghz_protocol_encoder_raw_yield(void* context);
+
+#ifdef __cplusplus
+}
+#endif

lib/subghz/protocols/registry.h

@@ -37,6 +37,10 @@
 #include "intertechno_v3.h"
 #include "clemsa.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /**
  * Registration by name SubGhzProtocol.
  * @param name Protocol name
@@ -56,3 +60,7 @@ const SubGhzProtocol* subghz_protocol_registry_get_by_index(size_t index);
  * @return Number of protocols
  */
 size_t subghz_protocol_registry_count();
+
+#ifdef __cplusplus
+}
+#endif