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NimbleController : Implement device info service

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This commit is contained in:
JF 2020-04-22 20:53:43 +02:00
parent a9254ee90e
commit 14d6954466
1 changed files with 125 additions and 2 deletions
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127
src/Components/Ble/NimbleController.cpp
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@ -9,14 +9,134 @@
#include <host/ble_gap.h>
#include <hal/nrf_rtc.h>
using namespace Pinetime::Controllers;
// TODO c++ify the following code
// - device info should be in its own class
// - cts should be in it own class
#define BLE_GATT_SVC_DEVINFO (0x180a) /**< device info */
#define BLE_GATT_CHAR_MANUFACTURER_NAME (0x2a29) /**< manufacturer name */
#define BLE_GATT_CHAR_MODEL_NUMBER_STR (0x2a24) /**< model number */
#define BLE_GATT_CHAR_SERIAL_NUMBER_STR (0x2a25) /**< serial number */
#define BLE_GATT_CHAR_FW_REV_STR (0x2a26) /**< firmware revision */
#define BLE_GATT_CHAR_HW_REV_STR (0x2a27) /**< hardware revision */
static int _devinfo_handler(uint16_t conn_handle, uint16_t attr_handle,
struct ble_gatt_access_ctxt *ctxt, void *arg) {
const char *str;
switch (ble_uuid_u16(ctxt->chr->uuid)) {
case BLE_GATT_CHAR_MANUFACTURER_NAME:
str = "Codingfield";
break;
case BLE_GATT_CHAR_MODEL_NUMBER_STR:
str = "1";
break;
case BLE_GATT_CHAR_SERIAL_NUMBER_STR:
str = "1.2.3.4.5.6";
break;
case BLE_GATT_CHAR_FW_REV_STR:
str = "0.5.0";
break;
case BLE_GATT_CHAR_HW_REV_STR:
str = "1.0";
break;
default:
return BLE_ATT_ERR_UNLIKELY;
}
int res = os_mbuf_append(ctxt->om, str, strlen(str));
return (res == 0) ? 0 : BLE_ATT_ERR_INSUFFICIENT_RES;
}
ble_uuid16_t deviceInfoUuid {
.u { .type = BLE_UUID_TYPE_16 },
.value = BLE_GATT_SVC_DEVINFO
};
ble_uuid16_t manufacturerNameUuid {
.u { .type = BLE_UUID_TYPE_16 },
.value = BLE_GATT_CHAR_MANUFACTURER_NAME
};
ble_uuid16_t modelNumberUuid {
.u { .type = BLE_UUID_TYPE_16 },
.value = BLE_GATT_CHAR_MODEL_NUMBER_STR
};
ble_uuid16_t serialNumberUuid {
.u { .type = BLE_UUID_TYPE_16 },
.value = BLE_GATT_CHAR_SERIAL_NUMBER_STR
};
ble_uuid16_t fwRevisionUuid {
.u { .type = BLE_UUID_TYPE_16 },
.value = BLE_GATT_CHAR_FW_REV_STR
};
ble_uuid16_t hwRevisionUuid {
.u { .type = BLE_UUID_TYPE_16 },
.value = BLE_GATT_CHAR_HW_REV_STR
};
static const struct ble_gatt_svc_def gatt_svr_svcs[] = {
{
/* Device Information Service */
.type = BLE_GATT_SVC_TYPE_PRIMARY,
.uuid = (ble_uuid_t*)&deviceInfoUuid,
.characteristics = (struct ble_gatt_chr_def[]) {
{
.uuid = (ble_uuid_t*)&manufacturerNameUuid,
.access_cb = _devinfo_handler,
.arg = nullptr,
.flags = BLE_GATT_CHR_F_READ,
},
{
.uuid = (ble_uuid_t*)&modelNumberUuid,
.access_cb = _devinfo_handler,
.arg = nullptr,
.flags = BLE_GATT_CHR_F_READ,
},
{
.uuid = (ble_uuid_t*)&serialNumberUuid,
.access_cb = _devinfo_handler,
.arg = nullptr,
.flags = BLE_GATT_CHR_F_READ,
},
{
.uuid = (ble_uuid_t*)&fwRevisionUuid,
.access_cb = _devinfo_handler,
.arg = nullptr,
.flags = BLE_GATT_CHR_F_READ,
},
{
.uuid = (ble_uuid_t*)&hwRevisionUuid,
.access_cb = _devinfo_handler,
.arg = nullptr,
.flags = BLE_GATT_CHR_F_READ,
},
{
0, /* no more characteristics in this service */
},
}
},
{
0, /* no more services */
},
};
NimbleController::NimbleController(DateTime& datetimeController) : dateTimeController{datetimeController} {
ctsUuid.u.type = BLE_UUID_TYPE_16;
ctsUuid.value = BleGatServiceCts;
ctsCurrentTimeUuid.u.type = BLE_UUID_TYPE_16;
ctsCurrentTimeUuid.value = bleGattCharacteristicCurrentTime;
}
int GAPEventCallback(struct ble_gap_event *event, void *arg) {
@ -48,10 +168,13 @@ void NimbleController::Init() {
ble_svc_gap_init();
ble_svc_gatt_init();
ble_gatts_count_cfg(gatt_svr_svcs);
ble_gatts_add_svcs(gatt_svr_svcs);
int res;
res = ble_hs_util_ensure_addr(0);
res = ble_hs_id_infer_auto(0, &addrType);
res = ble_svc_gap_device_name_set(deviceName);
ble_gatts_start();
}
void NimbleController::StartAdvertising() {
@ -90,9 +213,9 @@ void NimbleController::StartAdvertising() {
res = ble_gap_adv_set_fields(&fields);
assert(res == 0);
res = ble_gap_adv_rsp_set_fields(&rsp_fields);
ble_gap_adv_rsp_set_fields(&rsp_fields);
res = ble_gap_adv_start(addrType, NULL, 10000,
ble_gap_adv_start(addrType, NULL, 10000,
&adv_params, GAPEventCallback, this);