From e57d740485b945f4e366d6c36c6234e580776f9d Mon Sep 17 00:00:00 2001
From: Matthias Ringwald <matthias@ringwald.ch>
Date: Mon, 16 Dec 2019 11:21:27 +0100
Subject: [PATCH] avdtp: introduce avdtp_configuration_state

---
 src/classic/avdtp.c |  1 +
 src/classic/avdtp.h | 10 ++++++++++
 2 files changed, 11 insertions(+)

diff --git a/src/classic/avdtp.c b/src/classic/avdtp.c
index ae450aed8..f09b1370c 100644
--- a/src/classic/avdtp.c
+++ b/src/classic/avdtp.c
@@ -345,6 +345,7 @@ avdtp_connection_t * avdtp_create_connection(bd_addr_t remote_addr, avdtp_contex
     connection->state = AVDTP_SIGNALING_CONNECTION_IDLE;
     connection->initiator_transaction_label = avdtp_get_next_initiator_transaction_label(context);
     connection->avdtp_cid = avdtp_get_next_avdtp_cid(context);
+    connection->configuration_state = AVDTP_CONFIGURATION_STATE_IDLE;
     context->avdtp_cid = connection->avdtp_cid;
     (void)memcpy(connection->remote_addr, remote_addr, 6);
     btstack_linked_list_add(&context->connections, (btstack_linked_item_t *) connection);
diff --git a/src/classic/avdtp.h b/src/classic/avdtp.h
index 800a21ed7..7f6e81887 100644
--- a/src/classic/avdtp.h
+++ b/src/classic/avdtp.h
@@ -379,6 +379,13 @@ typedef struct {
     avdtp_packet_type_t         packet_type;
 } avdtp_signaling_packet_t;
 
+typedef enum {
+    AVDTP_CONFIGURATION_STATE_IDLE,
+    AVDTP_CONFIGURATION_STATE_LOCAL_INITIATED,
+    AVDTP_CONFIGURATION_STATE_LOCAL_CONFIGURED,
+    AVDTP_CONFIGURATION_STATE_REMOTE_INITIATED,
+    AVDTP_CONFIGURATION_STATE_REMOTE_CONFIGURED,
+} avtdp_configuration_state_t;
 
 typedef struct {
     btstack_linked_item_t    item;
@@ -423,6 +430,9 @@ typedef struct {
     // avdtp_sep_t remote_seps[AVDTP_MAX_NUM_SEPS];
     // uint8_t remote_seps_num;
 
+    // configuration state machine
+    avtdp_configuration_state_t configuration_state;
+
     // store current role
     uint8_t is_initiator;
     uint8_t is_configuration_initiated_locally;