hfp: emit HFP_SUBEVENT_CUSTOM_AT_MESSAGE_SENT after sending custom message

CHANGELOG.md

@@ -52,6 +52,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - GAP: set minimum and maximum CE length to 0
 - GAP: ENABLE_EXPLICIT_DEDICATED_BONDING_DISCONNECT disables disconnect after dedicated bonding
 - A2DP Sink: drop unused local seid argument in a2dp_sink_establish_stream
+- HFP: emit HFP_SUBEVENT_CUSTOM_AT_MESSAGE_SENT after sending custom command / unsolicited response code
 - bluetooth: indicated identity address in resolved address type names
 - chipset/bcm: look for PatchRAM file DEVICE_NAME...hcd
 - btstack_audio: added get_samplerate function to help with audio sample rate synchronization 

src/btstack_defines.h

@@ -2430,6 +2430,13 @@ typedef uint8_t sm_key_t[16];
  */
 #define HFP_SUBEVENT_CUSTOM_AT_COMMAND                               0x28u
 
+/**
+ * @format 1H1
+ * @param subevent_code
+ * @param acl_handle
+ * @param status 0 == OK
+ */
+#define HFP_SUBEVENT_CUSTOM_AT_MESSAGE_SENT                          0x29u
 
 // ANCS Client
 

src/btstack_event.h

@@ -7219,6 +7219,25 @@ static inline const char * hfp_subevent_custom_at_command_get_command_string(con
     return (const char *) &event[7];
 }
 
+/**
+ * @brief Get field acl_handle from event HFP_SUBEVENT_CUSTOM_AT_MESSAGE_SENT
+ * @param event packet
+ * @return acl_handle
+ * @note: btstack_type H
+ */
+static inline hci_con_handle_t hfp_subevent_custom_at_message_sent_get_acl_handle(const uint8_t * event){
+    return little_endian_read_16(event, 3);
+}
+/**
+ * @brief Get field status from event HFP_SUBEVENT_CUSTOM_AT_MESSAGE_SENT
+ * @param event packet
+ * @return status
+ * @note: btstack_type 1
+ */
+static inline uint8_t hfp_subevent_custom_at_message_sent_get_status(const uint8_t * event){
+    return event[5];
+}
+
 #ifdef ENABLE_BLE
 /**
  * @brief Get field handle from event ANCS_SUBEVENT_CLIENT_CONNECTED

src/classic/hfp_ag.c

@@ -2101,7 +2101,7 @@ static int hfp_ag_send_commands(hfp_connection_t *hfp_connection){
         const char * message = hfp_connection->send_custom_message;
         hfp_connection->send_custom_message = NULL;
         send_str_over_rfcomm(hfp_connection->rfcomm_cid, message);
-        hfp_emit_event(hfp_connection, HFP_SUBEVENT_COMPLETE, ERROR_CODE_SUCCESS);
+        hfp_emit_event(hfp_connection, HFP_SUBEVENT_CUSTOM_AT_MESSAGE_SENT, ERROR_CODE_SUCCESS);
         return 1;
     }
 

src/classic/hfp_ag.h

@@ -481,7 +481,7 @@ uint8_t hfp_ag_report_extended_audio_gateway_error_result_code(hci_con_handle_t
 
 /**
  * @brief Send unsolicited result code (most likely a response to a vendor-specific command not part of standard HFP).
- * @note  Emits HFP_SUBEVENT_COMPLETE when result code was sent
+ * @note  Emits HFP_SUBEVENT_CUSTOM_AT_MESSAGE_SENT when result code was sent
  *
  * @param unsolicited_result_code to send
  * @return status ERROR_CODE_SUCCESS if successful, otherwise:

src/classic/hfp_hf.c

@@ -1135,7 +1135,7 @@ static bool hfp_hf_switch_on_ok_pending(hfp_connection_t *hfp_connection, uint8_
             hfp_emit_event(hfp_connection, HFP_SUBEVENT_ECHO_CANCELING_AND_NOISE_REDUCTION_DEACTIVATE, status);
             break;
         case HFP_CMD_CUSTOM_MESSAGE:
-            hfp_emit_event(hfp_connection, HFP_SUBEVENT_COMPLETE, status);
+            hfp_emit_event(hfp_connection, HFP_SUBEVENT_CUSTOM_AT_MESSAGE_SENT, status);
             break;
         default:
             event_emited = false;

src/classic/hfp_hf.h

@@ -548,7 +548,7 @@ int hfp_hf_in_band_ringtone_active(hci_con_handle_t acl_handle);
 
 /**
  * @brief Send AT command (most likely a vendor-specific command not part of standard HFP).
- * @note  Result (OK/ERROR) is reported via HFP_SUBEVENT_COMPLETE
+ * @note  Result (OK/ERROR) is reported via HFP_SUBEVENT_CUSTOM_AT_MESSAGE_SENT
  *        To receive potential unsolicited result code, add ENABLE_HFP_AT_MESSAGES to get all message via HFP_SUBEVENT_AT_MESSAGE_RECEIVED
  *
  * @param acl_handle