f86fd36240
This is required for adding S140 support. It relies on the following TinyGo PR: https://github.com/tinygo-org/tinygo/pull/942
57 lines
1.6 KiB
Go
57 lines
1.6 KiB
Go
// +build softdevice
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package bluetooth
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/*
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// Define SoftDevice functions as regular function declarations (not inline
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// static functions).
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#define SVCALL_AS_NORMAL_FUNCTION
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#include "ble_gap.h"
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*/
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import "C"
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// Advertisement encapsulates a single advertisement instance.
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type Advertisement struct {
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handle uint8
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}
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// NewAdvertisement creates a new advertisement instance but does not configure
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// it. It can be called before the SoftDevice has been initialized.
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func (a *Adapter) NewAdvertisement() *Advertisement {
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return &Advertisement{
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handle: C.BLE_GAP_ADV_SET_HANDLE_NOT_SET,
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}
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}
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// Configure this advertisement. Must be called after SoftDevice initialization.
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func (a *Advertisement) Configure(broadcastData, scanResponseData []byte, options *AdvertiseOptions) error {
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data := C.ble_gap_adv_data_t{}
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if broadcastData != nil {
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data.adv_data = C.ble_data_t{
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p_data: &broadcastData[0],
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len: uint16(len(broadcastData)),
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}
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}
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if scanResponseData != nil {
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data.scan_rsp_data = C.ble_data_t{
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p_data: &scanResponseData[0],
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len: uint16(len(scanResponseData)),
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}
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}
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params := C.ble_gap_adv_params_t{
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properties: C.ble_gap_adv_properties_t{
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_type: C.BLE_GAP_ADV_TYPE_CONNECTABLE_SCANNABLE_UNDIRECTED,
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},
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interval: uint32(options.Interval),
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}
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errCode := C.sd_ble_gap_adv_set_configure(&a.handle, &data, ¶ms)
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return makeError(errCode)
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}
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// Start advertisement. May only be called after it has been configured.
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func (a *Advertisement) Start() error {
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errCode := C.sd_ble_gap_adv_start(a.handle, C.BLE_CONN_CFG_TAG_DEFAULT)
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return makeError(errCode)
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}
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