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* AdvertDataHelpers: prospective changes to first byte bit-field

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This commit is contained in:
Scott Powell 2025-05-19 22:40:53 +10:00
parent fa0456549a
commit d5eb83a921
2 changed files with 7 additions and 10 deletions
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8
src/helpers/AdvertDataHelpers.cpp
View file

@ -8,8 +8,6 @@
memcpy(&app_data[i], &_lat, 4); i += 4;
memcpy(&app_data[i], &_lon, 4); i += 4;
}
// TODO: BATTERY encoding
// TODO: TEMPERATURE encoding
if (_name && *_name != 0) {
app_data[0] |= ADV_NAME_MASK;
const char* sp = _name;
@ -31,12 +29,6 @@
memcpy(&_lat, &app_data[i], 4); i += 4;
memcpy(&_lon, &app_data[i], 4); i += 4;
}
if (_flags & ADV_BATTERY_MASK) {
/* TODO: somewhere to store battery volts? */ i += 2;
}
if (_flags & ADV_TEMPERATURE_MASK) {
/* TODO: somewhere to store temperature? */ i += 2;
}
if (app_data_len >= i) {
int nlen = 0;

9
src/helpers/AdvertDataHelpers.h
View file

@ -11,8 +11,8 @@
//FUTURE: 4..15
#define ADV_LATLON_MASK 0x10
#define ADV_BATTERY_MASK 0x20
#define ADV_TEMPERATURE_MASK 0x40
#define ADV_FEAT1_MASK 0x20 // FUTURE
#define ADV_FEAT2_MASK 0x40 // FUTURE
#define ADV_NAME_MASK 0x80
class AdvertDataBuilder {
@ -25,6 +25,9 @@ public:
AdvertDataBuilder(uint8_t adv_type, const char* name, double lat, double lon) :
_type(adv_type), _name(name), _lat(lat * 1E6), _lon(lon * 1E6) { }
void setFeat1(bool enabled) { if (enabled) _type |= ADV_FEAT1_MASK; else _type &= ~ADV_FEAT1_MASK; }
void setFeat2(bool enabled) { if (enabled) _type |= ADV_FEAT2_MASK; else _type &= ~ADV_FEAT2_MASK; }
/**
* \brief encode the given advertisement data.
* \param app_data dest array, must be MAX_ADVERT_DATA_SIZE
@ -43,6 +46,8 @@ public:
bool isValid() const { return _valid; }
uint8_t getType() const { return _flags & 0x0F; }
bool hasFeat1() const { return (_flags & ADV_FEAT1_MASK) != 0; }
bool hasFeat2() const { return (_flags & ADV_FEAT2_MASK) != 0; }
bool hasName() const { return _name[0] != 0; }
const char* getName() const { return _name; }