| /****************************************************************************** |
| * |
| * 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); |
| } |
| } |