diff options
Diffstat (limited to 'stack/avdt/avdt_ccb.c')
| -rw-r--r-- | stack/avdt/avdt_ccb.c | 110 |
1 files changed, 61 insertions, 49 deletions
diff --git a/stack/avdt/avdt_ccb.c b/stack/avdt/avdt_ccb.c index ea1990d..9cb40b2 100644 --- a/stack/avdt/avdt_ccb.c +++ b/stack/avdt/avdt_ccb.c @@ -1,15 +1,27 @@ -/***************************************************************************** -** -** Name: avdt_ccb.c -** -** Description: This module contains the channel control block state -** machine and functions which operate on the channel -** control block. -** -** Copyright (c) 2002-2008, Broadcom Corp., All Rights Reserved. -** WIDCOMM Bluetooth Core. Proprietary and confidential. -** -*****************************************************************************/ +/****************************************************************************** + * + * Copyright (C) 2002-2012 Broadcom Corporation + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ******************************************************************************/ + +/****************************************************************************** + * + * This module contains the channel control block state machine and + * functions which operate on the channel control block. + * + ******************************************************************************/ #include <string.h> #include "data_types.h" @@ -35,33 +47,33 @@ const char * const avdt_ccb_st_str[] = { /* verbose event strings for trace */ const char * const avdt_ccb_evt_str[] = { - "API_DISCOVER_REQ_EVT", - "API_GETCAP_REQ_EVT", - "API_START_REQ_EVT", - "API_SUSPEND_REQ_EVT", - "API_DISCOVER_RSP_EVT", - "API_GETCAP_RSP_EVT", - "API_START_RSP_EVT", - "API_SUSPEND_RSP_EVT", - "API_CONNECT_REQ_EVT", + "API_DISCOVER_REQ_EVT", + "API_GETCAP_REQ_EVT", + "API_START_REQ_EVT", + "API_SUSPEND_REQ_EVT", + "API_DISCOVER_RSP_EVT", + "API_GETCAP_RSP_EVT", + "API_START_RSP_EVT", + "API_SUSPEND_RSP_EVT", + "API_CONNECT_REQ_EVT", "API_DISCONNECT_REQ_EVT", - "MSG_DISCOVER_CMD_EVT", - "MSG_GETCAP_CMD_EVT", - "MSG_START_CMD_EVT", - "MSG_SUSPEND_CMD_EVT", - "MSG_DISCOVER_RSP_EVT", - "MSG_GETCAP_RSP_EVT", - "MSG_START_RSP_EVT", - "MSG_SUSPEND_RSP_EVT", - "RCVRSP_EVT", - "SENDMSG_EVT", - "RET_TOUT_EVT", - "RSP_TOUT_EVT", - "IDLE_TOUT_EVT", - "UL_OPEN_EVT", - "UL_CLOSE_EVT", - "LL_OPEN_EVT", - "LL_CLOSE_EVT", + "MSG_DISCOVER_CMD_EVT", + "MSG_GETCAP_CMD_EVT", + "MSG_START_CMD_EVT", + "MSG_SUSPEND_CMD_EVT", + "MSG_DISCOVER_RSP_EVT", + "MSG_GETCAP_RSP_EVT", + "MSG_START_RSP_EVT", + "MSG_SUSPEND_RSP_EVT", + "RCVRSP_EVT", + "SENDMSG_EVT", + "RET_TOUT_EVT", + "RSP_TOUT_EVT", + "IDLE_TOUT_EVT", + "UL_OPEN_EVT", + "UL_CLOSE_EVT", + "LL_OPEN_EVT", + "LL_CLOSE_EVT", "LL_CONG_EVT" }; @@ -261,7 +273,7 @@ const tAVDT_CCB_ST_TBL avdt_ccb_st_tbl[] = { ** Function avdt_ccb_init ** ** Description Initialize channel control block module. -** +** ** ** Returns Nothing. ** @@ -277,7 +289,7 @@ void avdt_ccb_init(void) ** Function avdt_ccb_event ** ** Description State machine event handling function for ccb -** +** ** ** Returns Nothing. ** @@ -306,7 +318,7 @@ void avdt_ccb_event(tAVDT_CCB *p_ccb, UINT8 event, tAVDT_CCB_EVT *p_data) { if ((action = state_table[event][i]) != AVDT_CCB_IGNORE) { - BTTRC_AVDT_CCB_ACTION(action); + BTTRC_AVDT_CCB_ACTION(action); (*avdt_cb.p_ccb_act[action])(p_ccb, p_data); } else @@ -322,7 +334,7 @@ void avdt_ccb_event(tAVDT_CCB *p_ccb, UINT8 event, tAVDT_CCB_EVT *p_data) ** Function avdt_ccb_by_bd ** ** Description This lookup function finds the ccb for a BD address. -** +** ** ** Returns pointer to the ccb, or NULL if none found. ** @@ -340,7 +352,7 @@ tAVDT_CCB *avdt_ccb_by_bd(BD_ADDR bd_addr) break; } } - + if (i == AVDT_NUM_LINKS) { /* if no ccb found */ @@ -357,7 +369,7 @@ tAVDT_CCB *avdt_ccb_by_bd(BD_ADDR bd_addr) ** Function avdt_ccb_alloc ** ** Description Allocate a channel control block. -** +** ** ** Returns pointer to the ccb, or NULL if none could be allocated. ** @@ -380,7 +392,7 @@ tAVDT_CCB *avdt_ccb_alloc(BD_ADDR bd_addr) break; } } - + if (i == AVDT_NUM_LINKS) { /* out of ccbs */ @@ -395,7 +407,7 @@ tAVDT_CCB *avdt_ccb_alloc(BD_ADDR bd_addr) ** Function avdt_ccb_dealloc ** ** Description Deallocate a stream control block. -** +** ** ** Returns void. ** @@ -412,7 +424,7 @@ void avdt_ccb_dealloc(tAVDT_CCB *p_ccb, tAVDT_CCB_EVT *p_data) ** Function avdt_ccb_to_idx ** ** Description Given a pointer to an ccb, return its index. -** +** ** ** Returns Index of ccb. ** @@ -428,7 +440,7 @@ UINT8 avdt_ccb_to_idx(tAVDT_CCB *p_ccb) ** Function avdt_ccb_by_idx ** ** Description Return ccb pointer based on ccb index. -** +** ** ** Returns pointer to the ccb, or NULL if none found. ** @@ -440,7 +452,7 @@ tAVDT_CCB *avdt_ccb_by_idx(UINT8 idx) /* verify index */ if (idx < AVDT_NUM_LINKS) { - p_ccb = &avdt_cb.ccb[idx]; + p_ccb = &avdt_cb.ccb[idx]; } else { |