---
android/hal-ipc-api.txt | 15 +++++++++++++++
android/hal-msg.h | 21 +++++++++++++++++++++
2 files changed, 36 insertions(+)
diff --git a/android/hal-ipc-api.txt b/android/hal-ipc-api.txt
index 6ee8e9e..0d76967 100644
--- a/android/hal-ipc-api.txt
+++ b/android/hal-ipc-api.txt
@@ -1891,6 +1891,21 @@ Android HAL name: "gatt" (BT_PROFILE_GATT_ID)
Valid GATT Char. ID: As described in Get Characteristic
Opcode 0x8c - Read Characteristic notification
+
+ Notification parameters: Connection ID (4 octets)
+ Status (4 octets)
+ GATT Read Parameters (variable)
+ Valid GATT Read Parameters: GATT Service ID (18 octets)
+ GATT Char. ID (17 octets)
+ GATT Descr. ID (17 octets)
+ Value Type (4 octets)
+ Status (1 octet)
+ Unformatted Value (variable)
+ Valid GATT Service ID: As described in Get Characteristic
+ Valid GATT Char. & Decr. ID: As described in Get Descriptor
+ Valid Unformatted Value: Length (2 octets)
+ Value (variable)
+
Opcode 0x8d - Write Characteristic notification
Opcode 0x8e - Read Descriptor notification
Opcode 0x8f - Write Descriptor notification
diff --git a/android/hal-msg.h b/android/hal-msg.h
index a089378..fe87836 100644
--- a/android/hal-msg.h
+++ b/android/hal-msg.h
@@ -1329,3 +1329,24 @@ struct hal_ev_gatt_client_notify {
int32_t conn_id;
struct hal_gatt_notify_params data;
} __attribute__((packed));
+
+#define HAL_EV_GATT_CLIENT_READ_CHARACTERISTIC 0x8c
+struct hal_gatt_unformated_value {
+ uint16_t len;
+ uint8_t value[0];
+} __attribute__((packed));
+
+struct hal_gatt_read_params {
+ struct hal_gatt_srvc_id srvc_id;
+ struct hal_gatt_gatt_id char_id;
+ struct hal_gatt_gatt_id descr_id;
+ uint8_t status;
+ uint16_t value_type;
+ struct hal_gatt_unformated_value value;
+} __attribute__((packed));
+
+struct hal_ev_gatt_client_read_characteristic {
+ int32_t conn_id;
+ int32_t status;
+ struct hal_gatt_read_params data;
+} __attribute__((packed));
--
1.9.0
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