dive_table.dives = dives;
dive_table.allocated = allocated;
}
- dives[nr] = dive;
+ dives[nr] = fixup_dive(dive);
dive_table.nr = nr+1;
}
return 1;
}
+/*
+ * We keep our internal data in well-specified units, but
+ * the input may come in some random format. This keeps track
+ * of the incoming units.
+ */
+static struct units {
+ enum { METERS, FEET } length;
+ enum { LITER, CUFT } volume;
+ enum { BAR, PSI } pressure;
+ enum { CELSIUS, FAHRENHEIT } temperature;
+ enum { KG, LBS } weight;
+} units;
+
+/* We're going to default to SI units for input */
+static const struct units SI_units = {
+ .length = METERS,
+ .volume = LITER,
+ .pressure = BAR,
+ .temperature = CELSIUS,
+ .weight = KG
+};
+
/*
* Dive info as it is being built up..
*/
static struct dive *dive;
static struct sample *sample;
static struct tm tm;
-static int suunto;
+static int suunto, uemis;
static int event_index, gasmix_index;
static time_t utc_mktime(struct tm *tm)
}
union int_or_float {
- long i;
double fp;
};
enum number_type {
NEITHER,
- INTEGER,
FLOAT
};
}
}
- res->i = val;
- return INTEGER;
+ res->fp = val;
+ return FLOAT;
}
static void pressure(char *buffer, void *_press)
{
+ double mbar;
pressure_t *pressure = _press;
union int_or_float val;
switch (integer_or_float(buffer, &val)) {
case FLOAT:
- /* Maybe it's in Bar? */
- if (val.fp < 500.0) {
- pressure->mbar = val.fp * 1000 + 0.5;
+ /* Just ignore zero values */
+ if (!val.fp)
+ break;
+ switch (units.pressure) {
+ case BAR:
+ /* Assume mbar, but if it's really small, it's bar */
+ mbar = val.fp;
+ if (mbar < 5000)
+ mbar = mbar * 1000;
+ break;
+ case PSI:
+ mbar = val.fp * 68.95;
break;
}
- printf("Unknown fractional pressure reading %s\n", buffer);
- break;
-
- case INTEGER:
- /*
- * Random integer? Maybe in PSI? Or millibar already?
- *
- * We assume that 5 bar is a ridiculous tank pressure,
- * so if it's smaller than 5000, it's in PSI..
- */
- if (val.i < 5000) {
- pressure->mbar = val.i * 68.95;
+ if (mbar > 5 && mbar < 500000) {
+ pressure->mbar = mbar + 0.5;
break;
}
- pressure->mbar = val.i;
- break;
+ /* fallthrough */
default:
printf("Strange pressure reading %s\n", buffer);
}
union int_or_float val;
switch (integer_or_float(buffer, &val)) {
- /* All values are probably in meters */
- case INTEGER:
- val.fp = val.i;
- /* fallthrough */
case FLOAT:
- depth->mm = val.fp * 1000 + 0.5;
+ switch (units.length) {
+ case METERS:
+ depth->mm = val.fp * 1000 + 0.5;
+ break;
+ case FEET:
+ depth->mm = val.fp * 304.8 + 0.5;
+ break;
+ }
break;
default:
printf("Strange depth reading %s\n", buffer);
union int_or_float val;
switch (integer_or_float(buffer, &val)) {
- /* C or F? Who knows? Let's default to Celsius */
- case INTEGER:
- val.fp = val.i;
- /* Fallthrough */
case FLOAT:
/* Ignore zero. It means "none" */
if (!val.fp)
break;
/* Celsius */
- if (val.fp < 50.0) {
+ switch (units.temperature) {
+ case CELSIUS:
temperature->mkelvin = (val.fp + 273.15) * 1000 + 0.5;
break;
- }
- /* Fahrenheit */
- if (val.fp < 212.0) {
+ case FAHRENHEIT:
temperature->mkelvin = (val.fp + 459.67) * 5000/9;
break;
}
- /* Kelvin or already millikelvin */
- if (val.fp < 1000.0)
- val.fp *= 1000;
- temperature->mkelvin = val.fp;
break;
default:
printf("Strange temperature reading %s\n", buffer);
union int_or_float val;
switch (integer_or_float(buffer, &val)) {
- /* C or F? Who knows? Let's default to Celsius */
- case INTEGER:
- val.fp = val.i;
- /* Fallthrough */
case FLOAT:
if (val.fp <= 100.0)
fraction->permille = val.fp * 10 + 0.5;
*(char **)_res = buffer;
}
+/*
+ * Uemis water_pressure. In centibar. And when converting to
+ * depth, I'm just going to always use saltwater, because I
+ * think "true depth" is just stupid. From a diving standpoint,
+ * "true depth" is pretty much completely pointless, unless
+ * you're doing some kind of underwater surveying work.
+ *
+ * So I give water depths in "pressure depth", always assuming
+ * salt water. So one atmosphere per 10m.
+ */
+static void water_pressure(char *buffer, void *_depth)
+{
+ depth_t *depth = _depth;
+ union int_or_float val;
+ double atm, cm;
+
+ switch (integer_or_float(buffer, &val)) {
+ case FLOAT:
+ if (!val.fp)
+ break;
+ /* cbar to atm */
+ atm = (val.fp / 100) / 1.01325;
+ /*
+ * atm to cm. Why not mm? The precision just isn't
+ * there.
+ */
+ cm = 100 * (atm - 1) + 0.5;
+ if (cm > 0) {
+ depth->mm = 10 * (long)cm;
+ break;
+ }
+ default:
+ fprintf(stderr, "Strange water pressure '%s'\n", buffer);
+ }
+ free(buffer);
+}
+
#define MATCH(pattern, fn, dest) \
match(pattern, strlen(pattern), name, len, fn, buf, dest)
+static void get_index(char *buffer, void *_i)
+{
+ int *i = _i;
+ *i = atoi(buffer);
+ free(buffer);
+}
+
+static void centibar(char *buffer, void *_pressure)
+{
+ pressure_t *pressure = _pressure;
+ union int_or_float val;
+
+ switch (integer_or_float(buffer, &val)) {
+ case FLOAT:
+ pressure->mbar = val.fp * 10 + 0.5;
+ break;
+ default:
+ fprintf(stderr, "Strange centibar pressure '%s'\n", buffer);
+ }
+ free(buffer);
+}
+
+static void decicelsius(char *buffer, void *_temp)
+{
+ temperature_t *temp = _temp;
+ union int_or_float val;
+
+ switch (integer_or_float(buffer, &val)) {
+ case FLOAT:
+ temp->mkelvin = (val.fp/10 + 273.15) * 1000 + 0.5;
+ break;
+ default:
+ fprintf(stderr, "Strange julian date: %s", buffer);
+ }
+ free(buffer);
+}
+
+static int uemis_fill_sample(struct sample *sample, const char *name, int len, char *buf)
+{
+ return MATCH(".reading.dive_time", sampletime, &sample->time) ||
+ MATCH(".reading.water_pressure", water_pressure, &sample->depth) ||
+ MATCH(".reading.active_tank", get_index, &sample->tankindex) ||
+ MATCH(".reading.tank_pressure", centibar, &sample->tankpressure) ||
+ MATCH(".reading.dive_temperature", decicelsius, &sample->temperature) ||
+ 0;
+}
+
/* We're in samples - try to convert the random xml value to something useful */
static void try_to_fill_sample(struct sample *sample, const char *name, char *buf)
{
if (MATCH(".sample.time", sampletime, &sample->time))
return;
+ if (uemis) {
+ if (uemis_fill_sample(sample, name, len, buf))
+ return;
+ }
+
nonmatch("sample", name, buf);
}
MATCH(".hepct_3", percent, &dive->gasmix[3].he);
}
+static int buffer_value(char *buffer)
+{
+ int val = atoi(buffer);
+ free(buffer);
+ return val;
+}
+
+static void uemis_length_unit(char *buffer, void *_unused)
+{
+ units.length = buffer_value(buffer) ? FEET : METERS;
+}
+
+static void uemis_volume_unit(char *buffer, void *_unused)
+{
+ units.volume = buffer_value(buffer) ? CUFT : LITER;
+}
+
+static void uemis_pressure_unit(char *buffer, void *_unused)
+{
+#if 0
+ units.pressure = buffer_value(buffer) ? PSI : BAR;
+#endif
+}
+
+static void uemis_temperature_unit(char *buffer, void *_unused)
+{
+ units.temperature = buffer_value(buffer) ? FAHRENHEIT : CELSIUS;
+}
+
+static void uemis_weight_unit(char *buffer, void *_unused)
+{
+ units.weight = buffer_value(buffer) ? LBS : KG;
+}
+
+static void uemis_time_unit(char *buffer, void *_unused)
+{
+}
+
+static void uemis_date_unit(char *buffer, void *_unused)
+{
+}
+
+/* Modified julian day, yay! */
+static void uemis_date_time(char *buffer, void *_when)
+{
+ time_t *when = _when;
+ union int_or_float val;
+
+ switch (integer_or_float(buffer, &val)) {
+ case FLOAT:
+ *when = (val.fp - 40587.5) * 86400;
+ break;
+ default:
+ fprintf(stderr, "Strange julian date: %s", buffer);
+ }
+ free(buffer);
+}
+
+/*
+ * Uemis doesn't know time zones. You need to do them as
+ * minutes, not hours.
+ *
+ * But that's ok, we don't track timezones yet either. We
+ * just turn everything into "localtime expressed as UTC".
+ */
+static void uemis_time_zone(char *buffer, void *_when)
+{
+ time_t *when = _when;
+ signed char tz = atoi(buffer);
+
+ *when += tz * 3600;
+}
+
+static int uemis_dive_match(struct dive *dive, const char *name, int len, char *buf)
+{
+ return MATCH(".units.length", uemis_length_unit, &units) ||
+ MATCH(".units.volume", uemis_volume_unit, &units) ||
+ MATCH(".units.pressure", uemis_pressure_unit, &units) ||
+ MATCH(".units.temperature", uemis_temperature_unit, &units) ||
+ MATCH(".units.weight", uemis_weight_unit, &units) ||
+ MATCH(".units.time", uemis_time_unit, &units) ||
+ MATCH(".units.date", uemis_date_unit, &units) ||
+ MATCH(".date_time", uemis_date_time, &dive->when) ||
+ MATCH(".time_zone", uemis_time_zone, &dive->when) ||
+ MATCH(".ambient.temperature", decicelsius, &dive->airtemp) ||
+ 0;
+}
+
/* We're in the top-level dive xml. Try to convert whatever value to a dive value */
static void try_to_fill_dive(struct dive *dive, const char *name, char *buf)
{
if (suunto && suunto_dive_match(dive, name, len, buf))
return;
- nonmatch("dive", name, buf);
-}
+ if (uemis && uemis_dive_match(dive, name, len, buf))
+ return;
-static unsigned int dive_size(int samples)
-{
- return sizeof(struct dive) + samples*sizeof(struct sample);
+ nonmatch("dive", name, buf);
}
/*
static void suunto_start(void)
{
suunto++;
+ units = SI_units;
}
static void suunto_end(void)
suunto--;
}
+static void uemis_start(void)
+{
+ uemis++;
+ units = SI_units;
+}
+
+static void uemis_end(void)
+{
+}
+
static void event_start(void)
{
}
if (!dive)
return;
- if (sample->time.seconds > dive->duration.seconds) {
- if (sample->depth.mm)
- dive->duration = sample->time;
- }
-
- if (sample->depth.mm > dive->maxdepth.mm)
- dive->maxdepth.mm = sample->depth.mm;
-
sample = NULL;
dive->samples++;
}
{ "SUUNTO", suunto_start, suunto_end },
{ "sample", sample_start, sample_end },
{ "SAMPLE", sample_start, sample_end },
+ { "reading", sample_start, sample_end },
{ "event", event_start, event_end },
{ "gasmix", gasmix_start, gasmix_end },
+ { "pre_dive", uemis_start, uemis_end },
{ NULL, }
};
}
}
+/* Per-file reset */
+static void reset_all(void)
+{
+ /*
+ * We reset the units for each file. You'd think it was
+ * a per-dive property, but I'm not going to trust people
+ * to do per-dive setup. If the xml does have per-dive
+ * data within one file, we might have to reset it per
+ * dive for that format.
+ */
+ units = SI_units;
+ suunto = 0;
+ uemis = 0;
+}
+
void parse_xml_file(const char *filename)
{
xmlDoc *doc;
return;
}
+ reset_all();
dive_start();
traverse(xmlDocGetRootElement(doc));
dive_end();