blob: fa8b30e44a9d041896df03d57ea329de63acba26 [file] [log] [blame]
/******************************************************************************
*
* Copyright (C) 2009-2013 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.
*
******************************************************************************/
#include <string.h>
#include "bt_target.h"
#include "bt_utils.h"
#include "gap_int.h"
/*******************************************************************************
*
* Function gap_allocate_cb
*
* Description Look through the GAP Control Blocks for a free one.
*
* Returns Pointer to the control block or NULL if not found
*
******************************************************************************/
tGAP_INFO* gap_allocate_cb(void) {
tGAP_INFO* p_cb = &gap_cb.blk[0];
uint8_t x;
for (x = 0; x < GAP_MAX_BLOCKS; x++, p_cb++) {
if (!p_cb->in_use) {
memset(p_cb, 0, sizeof(tGAP_INFO));
p_cb->in_use = true;
p_cb->index = x;
p_cb->p_data = (void*)NULL;
return (p_cb);
}
}
/* If here, no free control blocks found */
return (NULL);
}
/*******************************************************************************
*
* Function gap_free_cb
*
* Description Release GAP control block.
*
* Returns Pointer to the control block or NULL if not found
*
******************************************************************************/
void gap_free_cb(tGAP_INFO* p_cb) {
if (p_cb) {
p_cb->gap_cback = NULL;
p_cb->in_use = false;
}
}
/*******************************************************************************
*
* Function gap_is_service_busy
*
* Description Look through the GAP Control Blocks that are in use
* and check to see if the event waiting for is the command
* requested.
*
* Returns true if already in use
* false if not busy
*
******************************************************************************/
bool gap_is_service_busy(uint16_t request) {
tGAP_INFO* p_cb = &gap_cb.blk[0];
uint8_t x;
for (x = 0; x < GAP_MAX_BLOCKS; x++, p_cb++) {
if (p_cb->in_use && p_cb->event == request) return (true);
}
/* If here, service is not busy */
return (false);
}
/*******************************************************************************
*
* Function gap_convert_btm_status
*
* Description Converts a BTM error status into a GAP error status
*
*
* Returns GAP_UNKNOWN_BTM_STATUS is returned if not recognized
*
******************************************************************************/
uint16_t gap_convert_btm_status(tBTM_STATUS btm_status) {
switch (btm_status) {
case BTM_SUCCESS:
return (BT_PASS);
case BTM_CMD_STARTED:
return (GAP_CMD_INITIATED);
case BTM_BUSY:
return (GAP_ERR_BUSY);
case BTM_MODE_UNSUPPORTED:
case BTM_ILLEGAL_VALUE:
return (GAP_ERR_ILL_PARM);
case BTM_WRONG_MODE:
return (GAP_DEVICE_NOT_UP);
case BTM_UNKNOWN_ADDR:
return (GAP_BAD_BD_ADDR);
case BTM_DEVICE_TIMEOUT:
return (GAP_ERR_TIMEOUT);
default:
return (GAP_ERR_PROCESSING);
}
}