SubGhz: refactoring add descriptions (#1012)

* SubGhz: add descriptions
* SubGhz: fix syntax

Co-authored-by: あく <alleteam@gmail.com>

lib/subghz/protocols/somfy_keytis.h

@@ -11,15 +11,65 @@ extern const SubGhzProtocolDecoder subghz_protocol_somfy_keytis_decoder;
 extern const SubGhzProtocolEncoder subghz_protocol_somfy_keytis_encoder;
 extern const SubGhzProtocol subghz_protocol_somfy_keytis;
 
+/**
+ * Allocate SubGhzProtocolDecoderSomfyKeytis.
+ * @param environment Pointer to a SubGhzEnvironment instance
+ * @return SubGhzProtocolDecoderSomfyKeytis* pointer to a SubGhzProtocolDecoderSomfyKeytis instance
+ */
 void* subghz_protocol_decoder_somfy_keytis_alloc(SubGhzEnvironment* environment);
+
+/**
+ * Free SubGhzProtocolDecoderSomfyKeytis.
+ * @param context Pointer to a SubGhzProtocolDecoderSomfyKeytis instance
+ */
 void subghz_protocol_decoder_somfy_keytis_free(void* context);
+
+/**
+ * Reset decoder SubGhzProtocolDecoderSomfyKeytis.
+ * @param context Pointer to a SubGhzProtocolDecoderSomfyKeytis instance
+ */
 void subghz_protocol_decoder_somfy_keytis_reset(void* context);
+
+/**
+ * Parse a raw sequence of levels and durations received from the air.
+ * @param context Pointer to a SubGhzProtocolDecoderSomfyKeytis instance
+ * @param level Signal level true-high false-low
+ * @param duration Duration of this level in, us
+ */
 void subghz_protocol_decoder_somfy_keytis_feed(void* context, bool level, uint32_t duration);
+
+/**
+ * Getting the hash sum of the last randomly received parcel.
+ * @param context Pointer to a SubGhzProtocolDecoderSomfyKeytis instance
+ * @return hash Hash sum
+ */
 uint8_t subghz_protocol_decoder_somfy_keytis_get_hash_data(void* context);
+
+/**
+ * Serialize data SubGhzProtocolDecoderSomfyKeytis.
+ * @param context Pointer to a SubGhzProtocolDecoderSomfyKeytis instance
+ * @param flipper_format Pointer to a FlipperFormat instance
+ * @param frequency The frequency at which the signal was received, Hz
+ * @param preset The modulation on which the signal was received, FuriHalSubGhzPreset
+ * @return true On success
+ */
 bool subghz_protocol_decoder_somfy_keytis_serialize(
     void* context,
     FlipperFormat* flipper_format,
     uint32_t frequency,
     FuriHalSubGhzPreset preset);
+
+/**
+ * Deserialize data SubGhzProtocolDecoderSomfyKeytis.
+ * @param context Pointer to a SubGhzProtocolDecoderSomfyKeytis instance
+ * @param flipper_format Pointer to a FlipperFormat instance
+ * @return true On success
+ */
 bool subghz_protocol_decoder_somfy_keytis_deserialize(void* context, FlipperFormat* flipper_format);
+
+/**
+ * Getting a textual representation of the received data.
+ * @param context Pointer to a SubGhzProtocolDecoderSomfyKeytis instance
+ * @param output Resulting text
+ */
 void subghz_protocol_decoder_somfy_keytis_get_string(void* context, string_t output);