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btc_sdp.c
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btc_sdp.c
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/*
* SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <string.h>
#include "btc_sdp.h"
#include "btc/btc_manage.h"
#include "btc/btc_task.h"
#include "bta/bta_sdp_api.h"
#include "bta/bta_sys.h"
#include "bta/utl.h"
#include "bt_sdp.h"
#include "osi/mutex.h"
#include "osi/allocator.h"
#include "esp_sdp_api.h"
#if (defined BTC_SDP_INCLUDED && BTC_SDP_INCLUDED == TRUE)
typedef enum {
SDP_RECORD_FREE = 0,
SDP_RECORD_ALLOCED,
} sdp_state_t;
typedef struct {
sdp_state_t state;
int sdp_handle;
bluetooth_sdp_record* record_data;
} sdp_slot_t;
typedef struct {
sdp_slot_t *sdp_slots[SDP_MAX_RECORDS];
osi_mutex_t sdp_slot_mutex;
} sdp_local_param_t;
#if SDP_DYNAMIC_MEMORY == FALSE
static sdp_local_param_t sdp_local_param;
#else
static sdp_local_param_t *sdp_local_param_ptr;
#define sdp_local_param (*sdp_local_param_ptr)
#endif
#if SDP_DYNAMIC_MEMORY == FALSE
#define is_sdp_init() (sdp_local_param.sdp_slot_mutex != NULL)
#else
#define is_sdp_init() (&sdp_local_param != NULL && sdp_local_param.sdp_slot_mutex != NULL)
#endif
static inline void btc_sdp_cb_to_app(esp_sdp_cb_event_t event, esp_sdp_cb_param_t *param)
{
esp_sdp_cb_t btc_sdp_cb = (esp_sdp_cb_t)btc_profile_cb_get(BTC_PID_SDP);
if (btc_sdp_cb) {
btc_sdp_cb(event, param);
}
}
static void sdp_disable_handler(void)
{
btc_msg_t msg;
bt_status_t status;
msg.sig = BTC_SIG_API_CB;
msg.pid = BTC_PID_SDP;
msg.act = BTA_SDP_DISENABLE_EVT;
status = btc_transfer_context(&msg, NULL, 0, NULL, NULL);
if (status != BT_STATUS_SUCCESS) {
BTC_TRACE_ERROR("%s btc_transfer_context failed", __func__);
}
}
static int get_sdp_records_size(bluetooth_sdp_record* in_record, int count)
{
bluetooth_sdp_record* record = in_record;
int records_size = 0;
for(int i = 0; i < count; i++) {
record = &in_record[i];
records_size += sizeof(bluetooth_sdp_record);
records_size += record->hdr.service_name_length;
if(record->hdr.service_name_length > 0){
records_size++; /* + '\0' termination of string */
}
records_size += record->hdr.user1_ptr_len;
records_size += record->hdr.user2_ptr_len;
}
return records_size;
}
static void set_sdp_handle(int id, int handle)
{
sdp_slot_t *slot = NULL;
BTC_TRACE_DEBUG("%s() id=%d to handle=0x%08x", __func__, id, handle);
if(id >= SDP_MAX_RECORDS) {
BTC_TRACE_ERROR("%s() failed - id %d is invalid", __func__, id);
return;
}
osi_mutex_lock(&sdp_local_param.sdp_slot_mutex, OSI_MUTEX_MAX_TIMEOUT);
slot = sdp_local_param.sdp_slots[id];
if (slot == NULL) {
osi_mutex_unlock(&sdp_local_param.sdp_slot_mutex);
BTC_TRACE_ERROR("%s() id=%d to handle=0x%08x, set failed", __func__, id, handle);
return;
}
slot->sdp_handle = handle;
osi_mutex_unlock(&sdp_local_param.sdp_slot_mutex);
}
static sdp_slot_t *start_create_sdp(int id)
{
sdp_slot_t *sdp_slot = NULL;
if(id >= SDP_MAX_RECORDS) {
BTC_TRACE_ERROR("%s() failed - id %d is invalid", __func__, id);
return NULL;
}
osi_mutex_lock(&sdp_local_param.sdp_slot_mutex, OSI_MUTEX_MAX_TIMEOUT);
sdp_slot = sdp_local_param.sdp_slots[id];
if (sdp_slot == NULL) {
BTC_TRACE_ERROR("%s() id = %d ", __func__, id);
} else if(sdp_slot->state != SDP_RECORD_ALLOCED) {
BTC_TRACE_ERROR("%s() failed - state for id %d is state = %d expected %d", __func__,
id, sdp_local_param.sdp_slots[id]->state, SDP_RECORD_ALLOCED);
/* The record have been removed before this event occurred - e.g. deinit */
sdp_slot = NULL;
}
osi_mutex_unlock(&sdp_local_param.sdp_slot_mutex);
return sdp_slot;
}
/* Deep copy all content of in_records into out_records.
* out_records must point to a chunk of memory large enough to contain all
* the data. Use getSdpRecordsSize() to calculate the needed size. */
static void copy_sdp_records(bluetooth_sdp_record* in_records, bluetooth_sdp_record* out_records, int count)
{
bluetooth_sdp_record *in_record;
bluetooth_sdp_record *out_record;
char *free_ptr = (char*)(&out_records[count]); /* set pointer to after the last entry */
for(int i = 0; i < count; i++) {
in_record = &in_records[i];
out_record = &out_records[i];
*out_record = *in_record;
if(in_record->hdr.service_name == NULL || in_record->hdr.service_name_length == 0) {
out_record->hdr.service_name = NULL;
out_record->hdr.service_name_length = 0;
} else {
out_record->hdr.service_name = free_ptr; // Update service_name pointer
// Copy string
memcpy(free_ptr, in_record->hdr.service_name, in_record->hdr.service_name_length);
free_ptr += in_record->hdr.service_name_length;
*(free_ptr) = '\0'; // Set '\0' termination of string
free_ptr++;
}
if(in_record->hdr.user1_ptr != NULL) {
out_record->hdr.user1_ptr = (UINT8*)free_ptr; // Update pointer
memcpy(free_ptr, in_record->hdr.user1_ptr, in_record->hdr.user1_ptr_len); // Copy content
free_ptr += in_record->hdr.user1_ptr_len;
}
if(in_record->hdr.user2_ptr != NULL) {
out_record->hdr.user2_ptr = (UINT8*)free_ptr; // Update pointer
memcpy(free_ptr, in_record->hdr.user2_ptr, in_record->hdr.user2_ptr_len); // Copy content
free_ptr += in_record->hdr.user2_ptr_len;
}
}
}
static int alloc_sdp_slot(bluetooth_sdp_record* in_record)
{
int i;
int record_size = get_sdp_records_size(in_record, 1);
bluetooth_sdp_record *record = NULL;
sdp_slot_t **slot = NULL;
record = osi_malloc(record_size);
if (record == NULL) {
BTC_TRACE_ERROR("%s() osi_malloc failed!", __func__);
return -1;
}
copy_sdp_records(in_record, record, 1);
osi_mutex_lock(&sdp_local_param.sdp_slot_mutex, OSI_MUTEX_MAX_TIMEOUT);
for(i = 0; i < SDP_MAX_RECORDS; i++)
{
slot = &sdp_local_param.sdp_slots[i];
if ((*slot) == NULL) {
if (((*slot) = (sdp_slot_t *)osi_malloc(sizeof(sdp_slot_t))) == NULL) {
osi_mutex_unlock(&sdp_local_param.sdp_slot_mutex);
BTC_TRACE_ERROR("%s() osi_malloc slot failed!", __func__);
osi_free(record);
return -1;
}
(*slot)->state = SDP_RECORD_ALLOCED;
(*slot)->record_data = record;
break;
}
}
osi_mutex_unlock(&sdp_local_param.sdp_slot_mutex);
if(i >= SDP_MAX_RECORDS) {
BTC_TRACE_ERROR("%s() failed - no more free slots!", __func__);
osi_free(record);
return -1;
}
return i;
}
static int free_sdp_slot(int id)
{
int handle = -1;
bluetooth_sdp_record *record = NULL;
sdp_slot_t *slot = NULL;
if(id >= SDP_MAX_RECORDS) {
APPL_TRACE_ERROR("%s() failed - id %d is invalid", __func__, id);
return handle;
}
slot = sdp_local_param.sdp_slots[id];
if (slot == NULL) {
// already freed
return handle;
}
osi_mutex_lock(&sdp_local_param.sdp_slot_mutex, OSI_MUTEX_MAX_TIMEOUT);
handle = slot->sdp_handle;
if (slot->state != SDP_RECORD_FREE) {
/* safe a copy of the pointer, and free after unlock() */
record = slot->record_data;
}
osi_mutex_unlock(&sdp_local_param.sdp_slot_mutex);
if(record != NULL) {
osi_free(record);
} else {
// Record have already been freed
handle = -1;
}
osi_free(slot);
slot = NULL;
return handle;
}
/* Create a raw SDP record based on information stored in a bluetooth_sdp_raw_record */
static int add_raw_sdp(const bluetooth_sdp_record* rec)
{
tSDP_PROTOCOL_ELEM protoList [2];
UINT16 service = 0;
UINT16 browse = UUID_SERVCLASS_PUBLIC_BROWSE_GROUP;
bool status = true;
UINT8 temp[4];
UINT8* p_temp = temp;
UINT32 sdp_handle = 0;
BTC_TRACE_DEBUG("%s(): scn 0x%02x, psm = 0x%04x\n service name %s", __func__,
rec->hdr.rfcomm_channel_number, rec->hdr.l2cap_psm, rec->hdr.service_name);
if ((sdp_handle = SDP_CreateRecord()) == 0) {
BTC_TRACE_ERROR("%s(): Unable to register raw sdp record", __func__);
return sdp_handle;
}
if (rec->hdr.bt_uuid.len == 16) {
memcpy(&service, &rec->hdr.bt_uuid.uuid.uuid128[2], sizeof(service));
} else if (rec->hdr.bt_uuid.len == 2) {
memcpy(&service, &rec->hdr.bt_uuid.uuid.uuid16, sizeof(service));
} else if (rec->hdr.bt_uuid.len == 4) {
memcpy(&service, &rec->hdr.bt_uuid.uuid.uuid16, sizeof(service));
} else {
SDP_DeleteRecord(sdp_handle);
sdp_handle = 0;
return sdp_handle;
}
/* add service class */
status &= SDP_AddServiceClassIdList(sdp_handle, 1, &service);
memset( protoList, 0 , 2*sizeof(tSDP_PROTOCOL_ELEM) );
/* add protocol list, including RFCOMM scn */
protoList[0].protocol_uuid = UUID_PROTOCOL_L2CAP;
protoList[0].num_params = 0;
if (rec->hdr.rfcomm_channel_number < 0) {
status &= SDP_AddProtocolList(sdp_handle, 1, protoList);
} else {
protoList[1].protocol_uuid = UUID_PROTOCOL_RFCOMM;
protoList[1].num_params = 1;
protoList[1].params[0] = rec->hdr.rfcomm_channel_number;
status &= SDP_AddProtocolList(sdp_handle, 2, protoList);
}
/* Add a name entry */
status &= SDP_AddAttribute(sdp_handle,
(UINT16)ATTR_ID_SERVICE_NAME,
(UINT8)TEXT_STR_DESC_TYPE,
(UINT32)(rec->hdr.service_name_length + 1),
(UINT8 *)rec->hdr.service_name);
/* Add the L2CAP PSM if present */
if(rec->hdr.l2cap_psm != -1) {
p_temp = temp;// The macro modifies p_temp, hence rewind.
UINT16_TO_BE_STREAM(p_temp, rec->hdr.l2cap_psm);
status &= SDP_AddAttribute(sdp_handle, ATTR_ID_GOEP_L2CAP_PSM,
UINT_DESC_TYPE, (UINT32)2, temp);
}
/* Make the service browseable */
status &= SDP_AddUuidSequence (sdp_handle, ATTR_ID_BROWSE_GROUP_LIST, 1, &browse);
if (!status) {
SDP_DeleteRecord(sdp_handle);
sdp_handle = 0;
BTC_TRACE_ERROR("%s() FAILED, status = %d", __func__, status);
} else {
bta_sys_add_uuid(service);
BTC_TRACE_DEBUG("%s(): SDP Registered (handle 0x%08x)", __func__, sdp_handle);
}
return sdp_handle;
}
/* Create a MAP MAS SDP record based on information stored in a bluetooth_sdp_mas_record */
static int add_maps_sdp(const bluetooth_sdp_mas_record* rec)
{
tSDP_PROTOCOL_ELEM protoList [3];
UINT16 service = UUID_SERVCLASS_MESSAGE_ACCESS;
UINT16 browse = UUID_SERVCLASS_PUBLIC_BROWSE_GROUP;
bool status = true;
UINT32 sdp_handle = 0;
UINT8 temp[4];
UINT8* p_temp = temp;
BTC_TRACE_DEBUG("%s(): MASID = 0x%02x, scn 0x%02x, psm = 0x%04x\n service name %s", __func__,
rec->mas_instance_id, rec->hdr.rfcomm_channel_number,
rec->hdr.l2cap_psm, rec->hdr.service_name);
BTC_TRACE_DEBUG(" msg_types: 0x%02x, feature_bits: 0x%08x",
rec->supported_message_types, rec->supported_features);
if ((sdp_handle = SDP_CreateRecord()) == 0) {
BTC_TRACE_ERROR("%s() - Unable to register MAPS Service", __func__);
return sdp_handle;
}
/* add service class */
status &= SDP_AddServiceClassIdList(sdp_handle, 1, &service);
memset( protoList, 0 , 3*sizeof(tSDP_PROTOCOL_ELEM) );
/* add protocol list, including RFCOMM scn */
protoList[0].protocol_uuid = UUID_PROTOCOL_L2CAP;
protoList[0].num_params = 0;
protoList[1].protocol_uuid = UUID_PROTOCOL_RFCOMM;
protoList[1].num_params = 1;
protoList[1].params[0] = rec->hdr.rfcomm_channel_number;
protoList[2].protocol_uuid = UUID_PROTOCOL_OBEX;
protoList[2].num_params = 0;
status &= SDP_AddProtocolList(sdp_handle, 3, protoList);
/* Add a name entry */
status &= SDP_AddAttribute(sdp_handle,
(UINT16)ATTR_ID_SERVICE_NAME,
(UINT8)TEXT_STR_DESC_TYPE,
(UINT32)(rec->hdr.service_name_length + 1),
(UINT8 *)rec->hdr.service_name);
/* Add in the Bluetooth Profile Descriptor List */
status &= SDP_AddProfileDescriptorList(sdp_handle,
UUID_SERVCLASS_MAP_PROFILE,
rec->hdr.profile_version);
/* Add MAS instance ID */
status &= SDP_AddAttribute(sdp_handle, ATTR_ID_MAS_INSTANCE_ID, UINT_DESC_TYPE,
(UINT32)1, (UINT8*)&rec->mas_instance_id);
/* Add supported message types */
status &= SDP_AddAttribute(sdp_handle, ATTR_ID_SUPPORTED_MSG_TYPE, UINT_DESC_TYPE,
(UINT32)1, (UINT8*)&rec->supported_message_types);
/* Add supported feature */
UINT32_TO_BE_STREAM(p_temp, rec->supported_features);
status &= SDP_AddAttribute(sdp_handle, ATTR_ID_MAP_SUPPORTED_FEATURES,
UINT_DESC_TYPE, (UINT32)4, temp);
/* Add the L2CAP PSM if present */
if(rec->hdr.l2cap_psm != -1) {
p_temp = temp;// The macro modifies p_temp, hence rewind.
UINT16_TO_BE_STREAM(p_temp, rec->hdr.l2cap_psm);
status &= SDP_AddAttribute(sdp_handle, ATTR_ID_GOEP_L2CAP_PSM,
UINT_DESC_TYPE, (UINT32)2, temp);
}
/* Make the service browseable */
status &= SDP_AddUuidSequence (sdp_handle, ATTR_ID_BROWSE_GROUP_LIST, 1, &browse);
if (!status) {
SDP_DeleteRecord(sdp_handle);
sdp_handle = 0;
BTC_TRACE_ERROR("%s() FAILED", __func__);
} else {
bta_sys_add_uuid(service); /* UUID_SERVCLASS_MESSAGE_ACCESS */
BTC_TRACE_DEBUG("%s(): SDP Registered (handle 0x%08x)", __func__, sdp_handle);
}
return sdp_handle;
}
/* Create a MAP MNS SDP record based on information stored in a bluetooth_sdp_mns_record */
static int add_mapc_sdp(const bluetooth_sdp_mns_record* rec)
{
tSDP_PROTOCOL_ELEM protoList [3];
UINT16 service = UUID_SERVCLASS_MESSAGE_NOTIFICATION;
UINT16 browse = UUID_SERVCLASS_PUBLIC_BROWSE_GROUP;
bool status = true;
UINT32 sdp_handle = 0;
UINT8 temp[4];
UINT8* p_temp = temp;
BTC_TRACE_DEBUG("%s(): scn 0x%02x, psm = 0x%04x\n service name %s", __func__,
rec->hdr.rfcomm_channel_number, rec->hdr.l2cap_psm, rec->hdr.service_name);
BTC_TRACE_DEBUG(" feature_bits: 0x%08x", rec->supported_features);
if ((sdp_handle = SDP_CreateRecord()) == 0) {
BTC_TRACE_ERROR("%s(): Unable to register MAP Notification Service", __func__);
return sdp_handle;
}
/* add service class */
status &= SDP_AddServiceClassIdList(sdp_handle, 1, &service);
memset( protoList, 0 , 3*sizeof(tSDP_PROTOCOL_ELEM) );
/* add protocol list, including RFCOMM scn */
protoList[0].protocol_uuid = UUID_PROTOCOL_L2CAP;
protoList[0].num_params = 0;
protoList[1].protocol_uuid = UUID_PROTOCOL_RFCOMM;
protoList[1].num_params = 1;
protoList[1].params[0] = rec->hdr.rfcomm_channel_number;
protoList[2].protocol_uuid = UUID_PROTOCOL_OBEX;
protoList[2].num_params = 0;
status &= SDP_AddProtocolList(sdp_handle, 3, protoList);
/* Add a name entry */
status &= SDP_AddAttribute(sdp_handle,
(UINT16)ATTR_ID_SERVICE_NAME,
(UINT8)TEXT_STR_DESC_TYPE,
(UINT32)(rec->hdr.service_name_length + 1),
(UINT8 *)rec->hdr.service_name);
/* Add in the Bluetooth Profile Descriptor List */
status &= SDP_AddProfileDescriptorList(sdp_handle,
UUID_SERVCLASS_MAP_PROFILE,
rec->hdr.profile_version);
/* Add supported feature */
UINT32_TO_BE_STREAM(p_temp, rec->supported_features);
status &= SDP_AddAttribute(sdp_handle, ATTR_ID_MAP_SUPPORTED_FEATURES,
UINT_DESC_TYPE, (UINT32)4, temp);
/* Add the L2CAP PSM if present */
if(rec->hdr.l2cap_psm != -1) {
p_temp = temp;// The macro modifies p_temp, hence rewind.
UINT16_TO_BE_STREAM(p_temp, rec->hdr.l2cap_psm);
status &= SDP_AddAttribute(sdp_handle, ATTR_ID_GOEP_L2CAP_PSM,
UINT_DESC_TYPE, (UINT32)2, temp);
}
/* Make the service browseable */
status &= SDP_AddUuidSequence (sdp_handle, ATTR_ID_BROWSE_GROUP_LIST, 1, &browse);
if (!status) {
SDP_DeleteRecord(sdp_handle);
sdp_handle = 0;
BTC_TRACE_ERROR("%s() FAILED", __func__);
} else {
bta_sys_add_uuid(service); /* UUID_SERVCLASS_MESSAGE_ACCESS */
BTC_TRACE_DEBUG("%s(): SDP Registered (handle 0x%08x)", __func__, sdp_handle);
}
return sdp_handle;
}
/* Create a PBAP Server SDP record based on information stored in a bluetooth_sdp_pse_record */
static int add_pbaps_sdp(const bluetooth_sdp_pse_record* rec)
{
tSDP_PROTOCOL_ELEM protoList [3];
UINT16 service = UUID_SERVCLASS_PBAP_PSE;
UINT16 browse = UUID_SERVCLASS_PUBLIC_BROWSE_GROUP;
bool status = true;
UINT32 sdp_handle = 0;
UINT8 temp[4];
UINT8* p_temp = temp;
BTC_TRACE_DEBUG("%s(): scn 0x%02x, psm = 0x%04x\n service name %s", __func__,
rec->hdr.rfcomm_channel_number, rec->hdr.l2cap_psm, rec->hdr.service_name);
BTC_TRACE_DEBUG(" supported_repositories: 0x%08x, feature_bits: 0x%08x",
rec->supported_repositories, rec->supported_features);
if ((sdp_handle = SDP_CreateRecord()) == 0) {
BTC_TRACE_ERROR("%s(): Unable to register PBAP Server Service", __func__);
return sdp_handle;
}
/* add service class */
status &= SDP_AddServiceClassIdList(sdp_handle, 1, &service);
memset( protoList, 0 , 3*sizeof(tSDP_PROTOCOL_ELEM) );
/* add protocol list, including RFCOMM scn */
protoList[0].protocol_uuid = UUID_PROTOCOL_L2CAP;
protoList[0].num_params = 0;
protoList[1].protocol_uuid = UUID_PROTOCOL_RFCOMM;
protoList[1].num_params = 1;
protoList[1].params[0] = rec->hdr.rfcomm_channel_number;
protoList[2].protocol_uuid = UUID_PROTOCOL_OBEX;
protoList[2].num_params = 0;
status &= SDP_AddProtocolList(sdp_handle, 3, protoList);
/* Add a name entry */
status &= SDP_AddAttribute(sdp_handle,
(UINT16)ATTR_ID_SERVICE_NAME,
(UINT8)TEXT_STR_DESC_TYPE,
(UINT32)(rec->hdr.service_name_length + 1),
(UINT8 *)rec->hdr.service_name);
/* Add in the Bluetooth Profile Descriptor List */
status &= SDP_AddProfileDescriptorList(sdp_handle,
UUID_SERVCLASS_PHONE_ACCESS,
rec->hdr.profile_version);
/* Add supported repositories 1 byte */
status &= SDP_AddAttribute(sdp_handle, ATTR_ID_SUPPORTED_REPOSITORIES,
UINT_DESC_TYPE, (UINT32)1, (UINT8*)&rec->supported_repositories);
/* Add supported feature 4 bytes*/
UINT32_TO_BE_STREAM(p_temp, rec->supported_features);
status &= SDP_AddAttribute(sdp_handle, ATTR_ID_PBAP_SUPPORTED_FEATURES,
UINT_DESC_TYPE, (UINT32)4, temp);
/* Add the L2CAP PSM if present */
if(rec->hdr.l2cap_psm != -1) {
p_temp = temp;// The macro modifies p_temp, hence rewind.
UINT16_TO_BE_STREAM(p_temp, rec->hdr.l2cap_psm);
status &= SDP_AddAttribute(sdp_handle, ATTR_ID_GOEP_L2CAP_PSM,
UINT_DESC_TYPE, (UINT32)2, temp);
}
/* Make the service browseable */
status &= SDP_AddUuidSequence (sdp_handle, ATTR_ID_BROWSE_GROUP_LIST, 1, &browse);
if (!status) {
SDP_DeleteRecord(sdp_handle);
sdp_handle = 0;
BTC_TRACE_ERROR("%s() FAILED, status = %d", __func__, status);
} else {
bta_sys_add_uuid(service); /* UUID_SERVCLASS_MESSAGE_ACCESS */
BTC_TRACE_DEBUG("%s(): SDP Registered (handle 0x%08x)", __func__, sdp_handle);
}
return sdp_handle;
}
/* Create a PBAP Client SDP record based on information stored in a bluetooth_sdp_pse_record */
static int add_pbapc_sdp(const bluetooth_sdp_pce_record* rec)
{
UINT16 service = UUID_SERVCLASS_PBAP_PCE;
UINT16 browse = UUID_SERVCLASS_PUBLIC_BROWSE_GROUP;
bool status = true;
UINT32 sdp_handle = 0;
BTC_TRACE_DEBUG("%s(): scn 0x%02x, psm = 0x%04x\n service name %s", __func__,
rec->hdr.rfcomm_channel_number, rec->hdr.l2cap_psm, rec->hdr.service_name);
if ((sdp_handle = SDP_CreateRecord()) == 0) {
BTC_TRACE_ERROR("%s(): Unable to register PBAP Client Service", __func__);
return sdp_handle;
}
/* add service class */
status &= SDP_AddServiceClassIdList(sdp_handle, 1, &service);
/* Add a name entry */
status &= SDP_AddAttribute(sdp_handle,
(UINT16)ATTR_ID_SERVICE_NAME,
(UINT8)TEXT_STR_DESC_TYPE,
(UINT32)(rec->hdr.service_name_length + 1),
(UINT8 *)rec->hdr.service_name);
/* Add in the Bluetooth Profile Descriptor List */
status &= SDP_AddProfileDescriptorList(sdp_handle,
UUID_SERVCLASS_PHONE_ACCESS,
rec->hdr.profile_version);
/* Make the service browseable */
status &= SDP_AddUuidSequence (sdp_handle, ATTR_ID_BROWSE_GROUP_LIST, 1, &browse);
if (!status) {
SDP_DeleteRecord(sdp_handle);
sdp_handle = 0;
BTC_TRACE_ERROR("%s() FAILED, status = %d", __func__, status);
} else {
bta_sys_add_uuid(service); /* UUID_SERVCLASS_MESSAGE_ACCESS */
BTC_TRACE_DEBUG("%s(): SDP Registered (handle 0x%08x)", __func__, sdp_handle);
}
return sdp_handle;
}
/* Create a OPP Server SDP record based on information stored in a bluetooth_sdp_ops_record */
static int add_opps_sdp(const bluetooth_sdp_ops_record* rec)
{
tSDP_PROTOCOL_ELEM protoList [3];
UINT16 service = UUID_SERVCLASS_OBEX_OBJECT_PUSH;
UINT16 browse = UUID_SERVCLASS_PUBLIC_BROWSE_GROUP;
UINT8 type_len[rec->supported_formats_list_len];
UINT8 desc_type[rec->supported_formats_list_len];
UINT8 *type_value[rec->supported_formats_list_len];
bool status = true;
UINT32 sdp_handle = 0;
UINT8 temp[4];
UINT8* p_temp = temp;
tBTA_UTL_COD cod;
int i,j;
BTC_TRACE_DEBUG("%s(): scn 0x%02x, psm = 0x%04x\n service name %s", __func__,
rec->hdr.rfcomm_channel_number, rec->hdr.l2cap_psm, rec->hdr.service_name);
BTC_TRACE_DEBUG(" supported formats count: %d",
rec->supported_formats_list_len);
if ((sdp_handle = SDP_CreateRecord()) == 0) {
BTC_TRACE_ERROR("%s(): Unable to register Object Push Server Service", __func__);
return sdp_handle;
}
/* add service class */
status &= SDP_AddServiceClassIdList(sdp_handle, 1, &service);
memset( protoList, 0 , 3*sizeof(tSDP_PROTOCOL_ELEM) );
/* add protocol list, including RFCOMM scn */
protoList[0].protocol_uuid = UUID_PROTOCOL_L2CAP;
protoList[0].num_params = 0;
protoList[1].protocol_uuid = UUID_PROTOCOL_RFCOMM;
protoList[1].num_params = 1;
protoList[1].params[0] = rec->hdr.rfcomm_channel_number;
protoList[2].protocol_uuid = UUID_PROTOCOL_OBEX;
protoList[2].num_params = 0;
status &= SDP_AddProtocolList(sdp_handle, 3, protoList);
/* Add a name entry */
status &= SDP_AddAttribute(sdp_handle,
(UINT16)ATTR_ID_SERVICE_NAME,
(UINT8)TEXT_STR_DESC_TYPE,
(UINT32)(rec->hdr.service_name_length + 1),
(UINT8 *)rec->hdr.service_name);
/* Add in the Bluetooth Profile Descriptor List */
status &= SDP_AddProfileDescriptorList(sdp_handle,
UUID_SERVCLASS_OBEX_OBJECT_PUSH,
rec->hdr.profile_version);
/* add sequence for supported types */
for (i = 0, j = 0; i < rec->supported_formats_list_len; i++) {
type_value[j] = (UINT8 *) &rec->supported_formats_list[i];
desc_type[j] = UINT_DESC_TYPE;
type_len[j++] = 1;
}
status &= SDP_AddSequence(sdp_handle, (UINT16) ATTR_ID_SUPPORTED_FORMATS_LIST,
(UINT8) rec->supported_formats_list_len, desc_type, type_len, type_value);
/* Add the L2CAP PSM if present */
if(rec->hdr.l2cap_psm != -1) {
p_temp = temp;// The macro modifies p_temp, hence rewind.
UINT16_TO_BE_STREAM(p_temp, rec->hdr.l2cap_psm);
status &= SDP_AddAttribute(sdp_handle, ATTR_ID_GOEP_L2CAP_PSM,
UINT_DESC_TYPE, (UINT32)2, temp);
}
/* Make the service browseable */
status &= SDP_AddUuidSequence (sdp_handle, ATTR_ID_BROWSE_GROUP_LIST, 1, &browse);
if (!status) {
SDP_DeleteRecord(sdp_handle);
sdp_handle = 0;
BTC_TRACE_ERROR("%s() FAILED", __func__);
} else {
/* set class of device */
cod.service = BTM_COD_SERVICE_OBJ_TRANSFER;
utl_set_device_class(&cod, BTA_UTL_SET_COD_SERVICE_CLASS);
bta_sys_add_uuid(service); /* UUID_SERVCLASS_OBEX_OBJECT_PUSH */
BTC_TRACE_DEBUG("%s(): SDP Registered (handle 0x%08x)", __func__, sdp_handle);
}
return sdp_handle;
}
// Create a Sim Access Profile SDP record based on information stored in a bluetooth_sdp_sap_record.
static int add_saps_sdp(const bluetooth_sdp_sap_record* rec)
{
tSDP_PROTOCOL_ELEM protoList [2];
UINT16 services[2];
UINT16 browse = UUID_SERVCLASS_PUBLIC_BROWSE_GROUP;
bool status = true;
UINT32 sdp_handle = 0;
BTC_TRACE_DEBUG("%s(): scn 0x%02x, service name %s", __func__,
rec->hdr.rfcomm_channel_number, rec->hdr.service_name);
if ((sdp_handle = SDP_CreateRecord()) == 0) {
BTC_TRACE_ERROR("%s(): Unable to register SAPS Service", __func__);
return sdp_handle;
}
services[0] = UUID_SERVCLASS_SAP;
services[1] = UUID_SERVCLASS_GENERIC_TELEPHONY;
// add service class
status &= SDP_AddServiceClassIdList(sdp_handle, 2, services);
memset(protoList, 0, 2 * sizeof(tSDP_PROTOCOL_ELEM));
// add protocol list, including RFCOMM scn
protoList[0].protocol_uuid = UUID_PROTOCOL_L2CAP;
protoList[0].num_params = 0;
protoList[1].protocol_uuid = UUID_PROTOCOL_RFCOMM;
protoList[1].num_params = 1;
protoList[1].params[0] = rec->hdr.rfcomm_channel_number;
status &= SDP_AddProtocolList(sdp_handle, 2, protoList);
// Add a name entry
status &= SDP_AddAttribute(sdp_handle,
(UINT16)ATTR_ID_SERVICE_NAME,
(UINT8)TEXT_STR_DESC_TYPE,
(UINT32)(rec->hdr.service_name_length + 1),
(UINT8 *)rec->hdr.service_name);
// Add in the Bluetooth Profile Descriptor List
status &= SDP_AddProfileDescriptorList(sdp_handle,
UUID_SERVCLASS_SAP,
rec->hdr.profile_version);
// Make the service browseable
status &= SDP_AddUuidSequence (sdp_handle, ATTR_ID_BROWSE_GROUP_LIST, 1, &browse);
if (!status) {
SDP_DeleteRecord(sdp_handle);
sdp_handle = 0;
BTC_TRACE_ERROR("%s(): FAILED deleting record", __func__);
} else {
bta_sys_add_uuid(UUID_SERVCLASS_SAP);
BTC_TRACE_DEBUG("%s(): SDP Registered (handle 0x%08x)", __func__, sdp_handle);
}
return sdp_handle;
}
static int btc_handle_create_record_event(int id)
{
int handle = -1;
const sdp_slot_t *sdp_slot = NULL;
BTC_TRACE_DEBUG("Sdp Server %s", __func__);
sdp_slot = start_create_sdp(id);
if(sdp_slot != NULL) {
bluetooth_sdp_record* record = sdp_slot->record_data;
switch(record->hdr.type) {
case SDP_TYPE_RAW:
handle = add_raw_sdp(record);
break;
case SDP_TYPE_MAP_MAS:
handle = add_maps_sdp(&record->mas);
break;
case SDP_TYPE_MAP_MNS:
handle = add_mapc_sdp(&record->mns);
break;
case SDP_TYPE_PBAP_PSE:
handle = add_pbaps_sdp(&record->pse);
break;
case SDP_TYPE_PBAP_PCE:
handle = add_pbapc_sdp(&record->pce);
break;
case SDP_TYPE_OPP_SERVER:
handle = add_opps_sdp(&record->ops);
break;
case SDP_TYPE_SAP_SERVER:
handle = add_saps_sdp(&record->sap);
break;
default:
BTC_TRACE_DEBUG("Record type %d is not supported",record->hdr.type);
break;
}
if(handle != -1) {
set_sdp_handle(id, handle);
}
}
return handle;
}
static bool btc_sdp_remove_record_event(int handle)
{
bool result = false;
BTC_TRACE_DEBUG("Sdp Server %s", __func__);
if(handle != -1 && handle != 0) {
result = SDP_DeleteRecord(handle);
if(result == false) {
BTC_TRACE_ERROR(" Unable to remove handle 0x%08x", handle);
}
}
return result;
}
static void btc_sdp_dm_cback(tBTA_SDP_EVT event, tBTA_SDP* p_data, void* user_data)
{
btc_msg_t msg;
bt_status_t status;
switch (event) {
case BTA_SDP_CREATE_RECORD_USER_EVT: {
if (p_data->status == BTA_SDP_SUCCESS) {
if(btc_handle_create_record_event((int)user_data) < 0) {
p_data->status = BTA_SDP_FAILURE;
}
}
}
break;
case BTA_SDP_REMOVE_RECORD_USER_EVT: {
if (p_data->status == BTA_SDP_SUCCESS) {
if (btc_sdp_remove_record_event((int)user_data) == false) {
p_data->status = BTA_SDP_FAILURE;
}
}
}
break;
default:
break;
}
msg.sig = BTC_SIG_API_CB;
msg.pid = BTC_PID_SDP;
msg.act = event;
status = btc_transfer_context(&msg, p_data, sizeof(tBTA_SDP), NULL, NULL);
if (status != BT_STATUS_SUCCESS) {
BTC_TRACE_ERROR("%s btc_transfer_context failed", __func__);
}
}
static void btc_sdp_init(void)
{
esp_sdp_cb_param_t param;
esp_sdp_status_t ret = ESP_SDP_SUCCESS;
do {
if (is_sdp_init()) {
BTC_TRACE_ERROR("%s SDP has been initiated, shall deinit first!", __func__);
ret = ESP_SDP_NEED_DEINIT;
break;
}
#if SDP_DYNAMIC_MEMORY == TRUE
if ((sdp_local_param_ptr = (sdp_local_param_t *)osi_malloc(sizeof(sdp_local_param_t))) == NULL) {
BTC_TRACE_ERROR("%s malloc failed\n", __func__);
ret = ESP_SDP_NO_RESOURCE;
break;
}
memset((void *)sdp_local_param_ptr, 0, sizeof(sdp_local_param_t));
#endif
if (osi_mutex_new(&sdp_local_param.sdp_slot_mutex) != 0) {
#if SDP_DYNAMIC_MEMORY == TRUE
osi_free(sdp_local_param_ptr);
sdp_local_param_ptr = NULL;
#endif
BTC_TRACE_ERROR("%s osi_mutex_new failed\n", __func__);
ret = ESP_SDP_NO_RESOURCE;
break;
}
ret = BTA_SdpEnable(btc_sdp_dm_cback);
} while(0);
if (ret != ESP_SDP_SUCCESS) {
param.init.status = ret;
btc_sdp_cb_to_app(ESP_SDP_INIT_EVT, ¶m);
}
}
static void btc_sdp_deinit(void)
{
esp_sdp_cb_param_t param;
esp_sdp_status_t ret = ESP_SDP_SUCCESS;
int handle;
do {
if (!is_sdp_init()) {
BTC_TRACE_ERROR("%s SDP has not been initiated, shall init first!", __func__);
ret = ESP_SDP_NEED_INIT;
break;
}
for(int i = 0; i < SDP_MAX_RECORDS; i++) {
handle = free_sdp_slot(i);
if (handle > 0) {
BTA_SdpRemoveRecordByUser((void*)handle);
}
}
sdp_disable_handler();
} while(0);
if (ret != ESP_SDP_SUCCESS) {
param.deinit.status = ret;
btc_sdp_cb_to_app(ESP_SDP_DEINIT_EVT, ¶m);
}
}
static void btc_sdp_create_record(btc_sdp_args_t *arg)
{
int handle;
esp_sdp_cb_param_t param;
esp_sdp_status_t ret = ESP_SDP_SUCCESS;
do {
if (!is_sdp_init()) {
BTC_TRACE_ERROR("%s SDP has not been initiated, shall init first!", __func__);
ret = ESP_SDP_NEED_INIT;
break;
}
handle = alloc_sdp_slot(arg->creat_record.record);
if (handle < 0) {
ret = ESP_SDP_FAILURE;
break;
}
BTA_SdpCreateRecordByUser((void *) handle);
} while(0);
if (ret != ESP_SDP_SUCCESS) {
param.create_record.status = ret;
param.create_record.record_handle = -1;
btc_sdp_cb_to_app(ESP_SDP_CREATE_RECORD_COMP_EVT, ¶m);
}
}
static void btc_sdp_remove_record(btc_sdp_args_t *arg)
{
int handle;
esp_sdp_cb_param_t param;
esp_sdp_status_t ret = ESP_SDP_SUCCESS;
do {
if (!is_sdp_init()) {
BTC_TRACE_ERROR("%s SDP has not been initiated, shall init first!", __func__);
ret = ESP_SDP_NEED_INIT;
break;
}
/* Get the Record handle, and free the slot */
/* The application layer record_handle is equivalent to the id of the btc layer */
handle = free_sdp_slot(arg->remove_record.record_handle);
BTC_TRACE_DEBUG("Sdp Server %s id=%d to handle=0x%08x",
__func__, arg->remove_record.record_handle, handle);
/* Pass the actual record handle */
if(handle > 0) {
BTA_SdpRemoveRecordByUser((void*) handle);
} else {
ret = ESP_SDP_NO_CREATE_RECORD;
break;
}
} while(0);
if (ret != ESP_SDP_SUCCESS) {
param.create_record.status = ret;
btc_sdp_cb_to_app(ESP_SDP_REMOVE_RECORD_COMP_EVT, ¶m);
}
}
static void btc_sdp_search(btc_sdp_args_t *arg)
{
esp_sdp_cb_param_t param = {0};
esp_sdp_status_t ret = ESP_SDP_SUCCESS;