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Suunto EON Steel: populate dive surface pressure

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Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Linus Torvalds 2014-10-27 17:19:48 -07:00 committed by Jef Driesen
parent 9eef4d6cec
commit bdae428639
1 changed files with 104 additions and 0 deletions
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104
src/suunto_eonsteel_parser.c
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@ -629,6 +629,103 @@ static void add_gas_he(suunto_eonsteel_parser_t *eon, unsigned char he)
eon->cache.initialized |= 1 << DC_FIELD_GASMIX;
}
static float get_le32_float(const unsigned char *src)
{
union {
unsigned int val;
float result;
} u;
u.val = array_uint32_le(src);
return u.result;
}
// "Device" fields are all utf8:
// Info.BatteryAtEnd
// Info.BatteryAtStart
// Info.BSL
// Info.HW
// Info.SW
// Name
// SerialNumber
static int traverse_device_fields(suunto_eonsteel_parser_t *eon, const char *name, const void *data, int len)
{
return 0;
}
// "Header" fields are:
// Activity (utf8)
// DateTime (utf8)
// Depth.Avg (float32,precision=2)
// Depth.Max (float32,precision=2)
// Diving.AlgorithmAscentTime (uint32)
// Diving.AlgorithmBottomMixture.Helium (uint8,precision=2) (0.01*x,100*x)
// Diving.AlgorithmBottomMixture.Oxygen (uint8,precision=2) (0.01*x,100*x)
// Diving.AlgorithmBottomTime (uint32)
// Diving.AlgorithmTransitionDepth (uint8)
// Diving.Algorithm (utf8)
// Diving.Altitude (uint16)
// Diving.Conservatism (int8)
// Diving.DaysInSeries (uint32)
// Diving.DesaturationTime (uint32)
// Diving.DiveMode (utf8)
// Diving.EndTissue.CNS (float32,precision=3)
// Diving.EndTissue.Helium+Pressure (uint32)
// Diving.EndTissue.Nitrogen+Pressure (uint32)
// Diving.EndTissue.OLF (float32,precision=3)
// Diving.EndTissue.OTU (float32)
// Diving.EndTissue.RgbmHelium (float32,precision=3)
// Diving.EndTissue.RgbmNitrogen (float32,precision=3)
// Diving.NumberInSeries (uint32)
// Diving.PreviousDiveDepth (float32,precision=2)
// Diving.StartTissue.CNS (float32,precision=3)
// Diving.StartTissue.Helium+Pressure (uint32)
// Diving.StartTissue.Nitrogen+Pressure (uint32)
// Diving.StartTissue.OLF (float32,precision=3)
// Diving.StartTissue.OTU (float32)
// Diving.StartTissue.RgbmHelium (float32,precision=3)
// Diving.StartTissue.RgbmNitrogen (float32,precision=3)
// Diving.SurfacePressure (uint32)
// Diving.SurfaceTime (uint32)
// Duration (uint32)
// PauseDuration (uint32)
// SampleInterval (uint8)
static int traverse_header_fields(suunto_eonsteel_parser_t *eon, const char *name, const void *data, int len)
{
if (!strcmp(name, "Depth.Max")) {
double d = get_le32_float(data);
if (d > eon->cache.maxdepth)
eon->cache.maxdepth = d;
return 0;
}
if (!strcmp(name, "Diving.SurfacePressure")) {
unsigned int pressure = array_uint32_le(data); // in SI units - Pascal
eon->cache.surface_pressure = pressure / 100000.0; // bar
eon->cache.initialized |= 1 << DC_FIELD_ATMOSPHERIC;
return 0;
}
return 0;
}
static int traverse_dynamic_fields(suunto_eonsteel_parser_t *eon, const struct type_desc *desc, const void *data, int len)
{
const char *name = desc->desc;
if (!strncmp(name, "sml.", 4)) {
name += 4;
if (!strncmp(name, "DeviceLog.", 10)) {
name += 10;
if (!strncmp(name, "Device.", 7))
return traverse_device_fields(eon, name+7, data, len);
if (!strncmp(name, "Header.", 7)) {
return traverse_header_fields(eon, name+7, data, len);
}
}
}
return 0;
}
static int traverse_fields(unsigned short type, const struct type_desc *desc, const unsigned char *data, int len, void *user)
{
suunto_eonsteel_parser_t *eon = (suunto_eonsteel_parser_t *) user;
@ -653,6 +750,13 @@ static int traverse_fields(unsigned short type, const struct type_desc *desc, co
case 0x000f: // Helium percentage in first byte
add_gas_he(eon, data[0]);
break;
default:
// The types with the high byte set seem to be dynamic
// although not all of them seem to change. But let's
// just check the descriptor name for them.
if (type > 255)
traverse_dynamic_fields(eon, desc, data, len);
break;
}
return 0;
}