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Add Bluetooth network traffic accounting to HAL API

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Introduces a UID traffic struct and includes it in the API
for querying energy usage data.

Also adds the calling UID as a parameter for starting sockets
so that network traffic can be tracked.

Bug:26039657
Change-Id: I9f4a130adc2846467063e7a9a4ea2231af06a80b
This commit is contained in:
Adam Lesinski 2015-12-03 11:40:47 -08:00
parent c045e7b8ca
commit e2d316d2c9
2 changed files with 19 additions and 5 deletions
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14
include/hardware/bluetooth.h
View file

@ -107,6 +107,12 @@ typedef struct {
uint64_t energy_used; /* a product of mA, V and ms */
} __attribute__((packed))bt_activity_energy_info;
typedef struct {
int32_t app_uid;
uint64_t tx_bytes;
uint64_t rx_bytes;
} __attribute__((packed))bt_uid_traffic_t;
/** Bluetooth Adapter Discovery state */
typedef enum {
BT_DISCOVERY_STOPPED,
@ -378,8 +384,12 @@ typedef void (*le_test_mode_callback)(bt_status_t status, uint16_t num_packets);
* If the ctrl_state value is 0, it means the API call failed
* Time values-In milliseconds as returned by the controller
* Energy used-Value as returned by the controller
* Status-Provides the status of the read_energy_info API call */
typedef void (*energy_info_callback)(bt_activity_energy_info *energy_info);
* Status-Provides the status of the read_energy_info API call
* uid_data provides an array of bt_uid_traffic_t, where the array is terminated by an element with
* app_uid set to -1.
*/
typedef void (*energy_info_callback)(bt_activity_energy_info *energy_info,
bt_uid_traffic_t *uid_data);
/** TODO: Add callbacks for Link Up/Down and other generic
* notifications/callbacks */

10
include/hardware/bt_sock.h
View file

@ -56,16 +56,20 @@ typedef struct {
* If neither a UUID nor a channel is provided, a channel will be allocated
* and a service record can be created providing the channel number to
* create_sdp_record(...) in bt_sdp.
* The callingUid is the UID of the application which is requesting the socket. This is
* used for traffic accounting purposes.
*/
bt_status_t (*listen)(btsock_type_t type, const char* service_name,
const uint8_t* service_uuid, int channel, int* sock_fd, int flags);
const uint8_t* service_uuid, int channel, int* sock_fd, int flags, int callingUid);
/**
* Connect to a RFCOMM UUID channel of remote device, It returns the socket fd from which
* the btsock_connect_signal and a new socket fd to be accepted can be read out when connected
* the btsock_connect_signal and a new socket fd to be accepted can be read out when connected.
* The callingUid is the UID of the application which is requesting the socket. This is
* used for traffic accounting purposes.
*/
bt_status_t (*connect)(const bt_bdaddr_t *bd_addr, btsock_type_t type, const uint8_t* uuid,
int channel, int* sock_fd, int flags);
int channel, int* sock_fd, int flags, int callingUid);
} btsock_interface_t;
__END_DECLS