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Component/bt:add API to prepare write descriptor for gattc

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This commit is contained in:
zhiweijian 2017-04-28 14:51:23 +08:00
parent 33b8b7855e
commit 71401bc9b3
7 changed files with 201 additions and 22 deletions
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55
components/bt/bluedroid/api/esp_gattc_api.c
View File

@ -324,15 +324,15 @@ esp_err_t esp_ble_gattc_write_char( esp_gatt_if_t gattc_if,
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), btc_gattc_arg_deep_copy) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gattc_write_char_descr (esp_gatt_if_t gattc_if,
uint16_t conn_id,
esp_gatt_srvc_id_t *srvc_id,
esp_gatt_id_t *char_id,
esp_gatt_id_t *descr_id,
uint16_t value_len,
uint8_t *value,
esp_gatt_write_type_t write_type,
esp_gatt_auth_req_t auth_req)
esp_err_t esp_ble_gattc_write_char_descr (esp_gatt_if_t gattc_if,
uint16_t conn_id,
esp_gatt_srvc_id_t *srvc_id,
esp_gatt_id_t *char_id,
esp_gatt_id_t *descr_id,
uint16_t value_len,
uint8_t *value,
esp_gatt_write_type_t write_type,
esp_gatt_auth_req_t auth_req)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
@ -340,7 +340,7 @@ esp_err_t esp_ble_gattc_write_char_descr (esp_gatt_if_t gattc_if,
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_WRITE_CHAR_DESCR;
@ -365,14 +365,13 @@ esp_err_t esp_ble_gattc_prepare_write(esp_gatt_if_t gattc_if,
uint8_t *value,
esp_gatt_auth_req_t auth_req)
{
//TODO: Review this function
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_PREPARE_WRITE;
@ -387,6 +386,38 @@ esp_err_t esp_ble_gattc_prepare_write(esp_gatt_if_t gattc_if,
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), btc_gattc_arg_deep_copy) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gattc_prepare_write_char_descr(esp_gatt_if_t gattc_if,
uint16_t conn_id,
esp_gatt_srvc_id_t *srvc_id,
esp_gatt_id_t *char_id,
esp_gatt_id_t *descr_id,
uint16_t offset,
uint16_t value_len,
uint8_t *value,
esp_gatt_auth_req_t auth_req)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_PREPARE_WRITE_CHAR_DESCR;
arg.prep_write_descr.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
memcpy(&arg.prep_write_descr.service_id, srvc_id, sizeof(esp_gatt_srvc_id_t));
memcpy(&arg.prep_write_descr.char_id, char_id, sizeof(esp_gatt_id_t));
memcpy(&arg.prep_write_descr.descr_id, descr_id, sizeof(esp_gatt_id_t));
arg.prep_write_descr.offset = offset;
arg.prep_write_descr.value_len = value_len > ESP_GATT_MAX_ATTR_LEN ? ESP_GATT_MAX_ATTR_LEN : value_len; // length check ?
arg.prep_write_descr.value = value;
arg.prep_write_descr.auth_req = auth_req;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), btc_gattc_arg_deep_copy) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gattc_execute_write (esp_gatt_if_t gattc_if, uint16_t conn_id, bool is_execute)
{
btc_msg_t msg;

47
components/bt/bluedroid/api/include/esp_gattc_api.h
View File

@ -510,15 +510,15 @@ esp_err_t esp_ble_gattc_write_char( esp_gatt_if_t gattc_if,
* - other: failed
*
*/
esp_err_t esp_ble_gattc_write_char_descr (esp_gatt_if_t gattc_if,
uint16_t conn_id,
esp_gatt_srvc_id_t *srvc_id,
esp_gatt_id_t *char_id,
esp_gatt_id_t *descr_id,
uint16_t value_len,
uint8_t *value,
esp_gatt_write_type_t write_type,
esp_gatt_auth_req_t auth_req);
esp_err_t esp_ble_gattc_write_char_descr (esp_gatt_if_t gattc_if,
uint16_t conn_id,
esp_gatt_srvc_id_t *srvc_id,
esp_gatt_id_t *char_id,
esp_gatt_id_t *descr_id,
uint16_t value_len,
uint8_t *value,
esp_gatt_write_type_t write_type,
esp_gatt_auth_req_t auth_req);
/**
@ -548,6 +548,35 @@ esp_err_t esp_ble_gattc_prepare_write(esp_gatt_if_t gattc_if,
esp_gatt_auth_req_t auth_req);
/**
* @brief This function is called to prepare write a characteristic descriptor value.
*
* @param[in] gattc_if: Gatt client access interface.
* @param[in] conn_id : connection ID.
* @param[in] srvc_id : service ID.
* @param[in] char_id : GATT characteristic ID of the service.
* @param[in] descr_id : characteristic descriptor ID to write.
* @param[in] offset : offset of the write value.
* @param[in] value_len: length of the value to be written.
* @param[in] value : the value to be written.
* @param[in] auth_req : authentication request.
*
* @return
* - ESP_OK: success
* - other: failed
*
*/
esp_err_t esp_ble_gattc_prepare_write_char_descr(esp_gatt_if_t gattc_if,
uint16_t conn_id,
esp_gatt_srvc_id_t *srvc_id,
esp_gatt_id_t *char_id,
esp_gatt_id_t *descr_id,
uint16_t offset,
uint16_t value_len,
uint8_t *value,
esp_gatt_auth_req_t auth_req);
/**
* @brief This function is called to execute write a prepare write sequence.
*

52
components/bt/bluedroid/bta/gatt/bta_gattc_api.c
View File

@ -792,6 +792,58 @@ void BTA_GATTC_PrepareWrite (UINT16 conn_id, tBTA_GATTC_CHAR_ID *p_char_id,
}
return;
}
/*******************************************************************************
**
** Function BTA_GATTC_PrepareWriteCharDescr
**
** Description This function is called to prepare write a characteristic descriptor value.
**
** Parameters conn_id - connection ID.
** p_char_descr_id - GATT characteritic descriptor ID of the service.
** offset - offset of the write value.
** len: length of the data to be written.
** p_value - the value to be written.
**
** Returns None
**
*******************************************************************************/
void BTA_GATTC_PrepareWriteCharDescr (UINT16 conn_id, tBTA_GATTC_CHAR_DESCR_ID *p_char_descr_id,
UINT16 offset,tBTA_GATT_UNFMT *p_data,
tBTA_GATT_AUTH_REQ auth_req)
{
tBTA_GATTC_API_WRITE *p_buf;
UINT16 len = sizeof(tBTA_GATTC_API_WRITE) + sizeof(tBTA_GATT_ID);
if (p_data != NULL) {
len += p_data->len;
}
if ((p_buf = (tBTA_GATTC_API_WRITE *) GKI_getbuf(len)) != NULL) {
memset(p_buf, 0, len);
p_buf->hdr.event = BTA_GATTC_API_WRITE_EVT;
p_buf->hdr.layer_specific = conn_id;
p_buf->auth_req = auth_req;
memcpy(&p_buf->srvc_id, &p_char_descr_id->char_id.srvc_id, sizeof(tBTA_GATT_SRVC_ID));
memcpy(&p_buf->char_id, &p_char_descr_id->char_id.char_id, sizeof(tBTA_GATT_ID));
p_buf->p_descr_type = (tBTA_GATT_ID *)(p_buf + 1);
memcpy(p_buf->p_descr_type, &p_char_descr_id->descr_id, sizeof(tBTA_GATT_ID));
p_buf->write_type = BTA_GATTC_WRITE_PREPARE;
p_buf->offset = offset;
if (p_data && p_data->len != 0) {
p_buf->p_value = (UINT8 *)(p_buf->p_descr_type + 1);
p_buf->len = p_data->len;
/* pack the descr data */
memcpy(p_buf->p_value, p_data->p_value, p_data->len);
}
bta_sys_sendmsg(p_buf);
}
return;
}
/*******************************************************************************
**

22
components/bt/bluedroid/bta/include/bta_gatt_api.h
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@ -984,7 +984,7 @@ extern tBTA_GATT_STATUS BTA_GATTC_DeregisterForNotifications (tBTA_GATTC_IF
** Description This function is called to prepare write a characteristic value.
**
** Parameters conn_id - connection ID.
** p_char_id - GATT characteritic ID of the service.
** p_char_id - GATT characteritic ID of the service.
** offset - offset of the write value.
** len: length of the data to be written.
** p_value - the value to be written.
@ -1001,6 +1001,26 @@ extern void BTA_GATTC_PrepareWrite (UINT16 conn_id,
/*******************************************************************************
**
** Function BTA_GATTC_PrepareWriteCharDescr
**
** Description This function is called to prepare write a characteristic descriptor value.
**
** Parameters conn_id - connection ID.
** p_char_descr_id - GATT characteritic descriptor ID of the service.
** offset - offset of the write value.
** len: length of the data to be written.
** p_value - the value to be written.
**
** Returns None
**
*******************************************************************************/
extern void BTA_GATTC_PrepareWriteCharDescr (UINT16 conn_id,
tBTA_GATTC_CHAR_DESCR_ID *p_char_descr_id,
UINT16 offset,
tBTA_GATT_UNFMT *p_data,
tBTA_GATT_AUTH_REQ auth_req);
/*******************************************************************************
**
** Function BTA_GATTC_ExecuteWrite
**
** Description This function is called to execute write a prepare write sequence.

34
components/bt/bluedroid/btc/profile/std/gatt/btc_gattc.c
View File

@ -64,6 +64,15 @@ void btc_gattc_arg_deep_copy(btc_msg_t *msg, void *p_dest, void *p_src)
}
break;
}
case BTC_GATTC_ACT_PREPARE_WRITE_CHAR_DESCR: {
dst->prep_write_descr.value = (uint8_t *)GKI_getbuf(src->prep_write_descr.value_len);
if (dst->prep_write_descr.value) {
memcpy(dst->prep_write_descr.value, src->prep_write_descr.value, src->prep_write_descr.value_len);
} else {
LOG_ERROR("%s %d no mem\n", __func__, msg->act);
}
break;
}
default:
LOG_DEBUG("%s Unhandled deep copy %d\n", __func__, msg->act);
break;
@ -93,6 +102,12 @@ void btc_gattc_arg_deep_free(btc_msg_t *msg)
}
break;
}
case BTC_GATTC_ACT_PREPARE_WRITE_CHAR_DESCR: {
if (arg->prep_write_descr.value) {
GKI_freebuf(arg->prep_write_descr.value);
}
break;
}
default:
LOG_DEBUG("%s Unhandled deep free %d\n", __func__, msg->act);
break;
@ -407,6 +422,22 @@ static void btc_gattc_prepare_write(btc_ble_gattc_args_t *arg)
arg->prep_write.value,
arg->prep_write.auth_req);
}
static void btc_gattc_prepare_write_char_descr(btc_ble_gattc_args_t *arg)
{
tBTA_GATTC_CHAR_DESCR_ID in_char_descr_id;
tBTA_GATT_UNFMT descr_val;
btc_to_bta_srvc_id(&in_char_descr_id.char_id.srvc_id, &arg->prep_write_descr.service_id);
btc_to_bta_gatt_id(&in_char_descr_id.char_id.char_id, &arg->prep_write_descr.char_id);
btc_to_bta_gatt_id(&in_char_descr_id.descr_id, &arg->prep_write_descr.descr_id);
descr_val.len = arg->prep_write_descr.value_len;
descr_val.p_value = arg->prep_write_descr.value;
BTA_GATTC_PrepareWriteCharDescr(arg->prep_write_descr.conn_id,
&in_char_descr_id,
arg->prep_write_descr.offset,
&descr_val,
arg->prep_write_descr.auth_req);
}
static void btc_gattc_execute_wrtie(btc_ble_gattc_args_t *arg)
{
@ -508,6 +539,9 @@ void btc_gattc_call_handler(btc_msg_t *msg)
case BTC_GATTC_ACT_PREPARE_WRITE:
btc_gattc_prepare_write(arg);
break;
case BTC_GATTC_ACT_PREPARE_WRITE_CHAR_DESCR:
btc_gattc_prepare_write_char_descr(arg);
break;
case BTC_GATTC_ACT_EXECUTE_WRITE:
btc_gattc_execute_wrtie(arg);
break;

12
components/bt/bluedroid/btc/profile/std/include/btc_gattc.h
View File

@ -38,6 +38,7 @@ typedef enum {
BTC_GATTC_ACT_WRITE_CHAR,
BTC_GATTC_ACT_WRITE_CHAR_DESCR,
BTC_GATTC_ACT_PREPARE_WRITE,
BTC_GATTC_ACT_PREPARE_WRITE_CHAR_DESCR,
BTC_GATTC_ACT_EXECUTE_WRITE,
BTC_GATTC_ACT_REG_FOR_NOTIFY,
BTC_GATTC_ACT_UNREG_FOR_NOTIFY
@ -155,6 +156,17 @@ typedef union {
uint8_t *value;
esp_gatt_auth_req_t auth_req;
} prep_write;
//BTC_GATTC_ACT_PREPARE_WRITE_CHAR_DESCR,
struct prep_write_descr_arg {
uint16_t conn_id;
esp_gatt_srvc_id_t service_id;
esp_gatt_id_t char_id;
esp_gatt_id_t descr_id;
uint16_t offset;
uint16_t value_len;
uint8_t *value;
esp_gatt_auth_req_t auth_req;
} prep_write_descr;
//BTC_GATTC_ACT_EXECUTE_WRITE,
struct exec_write_arg {
uint16_t conn_id;

1
docs/api-reference/bluetooth/esp_gattc.rst
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@ -118,6 +118,7 @@ Functions
.. doxygenfunction:: esp_ble_gattc_write_char
.. doxygenfunction:: esp_ble_gattc_write_char_descr
.. doxygenfunction:: esp_ble_gattc_prepare_write
.. doxygenfunction:: esp_ble_gattc_prepare_write_char_descr
.. doxygenfunction:: esp_ble_gattc_execute_write
.. doxygenfunction:: esp_ble_gattc_register_for_notify
.. doxygenfunction:: esp_ble_gattc_unregister_for_notify