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Parse EON Steel notification and state changes

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The EON Steel notifications and states match the libdivecomputer ones
very badly, but this tries to make sense of the ones that match.  And
puts the infrastructure in to do others in the future.

Signed-off-by: Linus Torvalds <torvalds@linux-fouindation.org>
This commit is contained in:
Linus Torvalds 2015-01-03 15:23:35 -08:00 committed by Jef Driesen
parent 7a7418421c
commit 92371935fc
1 changed files with 89 additions and 0 deletions
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89
src/suunto_eonsteel_parser.c
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@ -226,6 +226,7 @@ struct sample_data {
dc_sample_callback_t callback;
void *userdata;
unsigned int time;
unsigned char state_type, notify_type;
};
static void sample_time(struct sample_data *info, unsigned short time_delta)
@ -308,6 +309,82 @@ static void sample_gas_switch_event(struct sample_data *info, unsigned short idx
if (info->callback) info->callback(DC_SAMPLE_EVENT, sample, info->userdata);
}
/*
* The EON Steel has two different sample events: "state" and "notification".
* Both end up having two fields: type and a boolean value.
*
* The type enumerations are available as part of the type descriptor, and we
* *should* probably parse them dynamically, but this hardcodes the different
* type values.
*
* For event states, the types are:
*
* 0=Wet Outside
* 1=Below Wet Activation Depth
* 2=Below Surface
* 3=Dive Active
* 4=Surface Calculation
* 5=Tank pressure available
*/
static void sample_event_state_type(struct sample_data *info, unsigned char type)
{
info->state_type = type;
}
static void sample_event_state_value(struct sample_data *info, unsigned char value)
{
/*
* We could turn these into sample events, but they don't actually
* match any libdivecomputer events.
*
* unsigned int state = info->state_type;
* dc_sample_value_t sample = {0};
* sample.event.type = ...
* sample.event.value = value;
* if (info->callback) info->callback(DC_SAMPLE_EVENT, sample, info->userdata);
*/
}
static void sample_event_notify_type(struct sample_data *info, unsigned char type)
{
info->notify_type = type;
}
static void sample_event_notify_value(struct sample_data *info, unsigned char value)
{
dc_sample_value_t sample = {0};
static const enum parser_sample_event_t translate_notification[] = {
SAMPLE_EVENT_NONE, // 0=NoFly Time
SAMPLE_EVENT_NONE, // 1=Depth
SAMPLE_EVENT_NONE, // 2=Surface Time
SAMPLE_EVENT_TISSUELEVEL, // 3=Tissue Level
SAMPLE_EVENT_NONE, // 4=Deco
SAMPLE_EVENT_NONE, // 5=Deco Window
SAMPLE_EVENT_SAFETYSTOP_MANDATORY, // 6=Safety Stop Ahead
SAMPLE_EVENT_SAFETYSTOP, // 7=Safety Stop
SAMPLE_EVENT_CEILING_SAFETYSTOP, // 8=Safety Stop Broken
SAMPLE_EVENT_NONE, // 9=Deep Stop Ahead
SAMPLE_EVENT_DEEPSTOP, // 10=Deep Stop
SAMPLE_EVENT_DIVETIME, // 11=Dive Time
SAMPLE_EVENT_NONE, // 12=Gas Available
SAMPLE_EVENT_NONE, // 13=SetPoint Switch
SAMPLE_EVENT_NONE, // 14=Diluent Hypoxia
SAMPLE_EVENT_NONE, // 15=Tank Pressure
};
if (info->notify_type > 15)
return;
sample.event.type = translate_notification[info->notify_type];
if (sample.event.type == SAMPLE_EVENT_NONE)
return;
sample.event.value = value ? SAMPLE_FLAGS_BEGIN : SAMPLE_FLAGS_END;
if (info->callback) info->callback(DC_SAMPLE_EVENT, sample, info->userdata);
}
static int traverse_samples(unsigned short type, const struct type_desc *desc, const unsigned char *data, int len, void *user)
{
struct sample_data *info = (struct sample_data *) user;
@ -328,6 +405,18 @@ static int traverse_samples(unsigned short type, const struct type_desc *desc, c
case 0x000a: // cylinder idx in first byte, pressure in next word
sample_cylinder_pressure(info, data[0], array_uint16_le(data+1));
break;
case 0x0013:
sample_event_state_type(info, data[0]);
break;
case 0x0014:
sample_event_state_value(info, data[0]);
break;
case 0x0015:
sample_event_notify_type(info, data[0]);
break;
case 0x0016:
sample_event_notify_value(info, data[0]);
break;
case 0x001d:
sample_gas_switch_event(info, array_uint16_le(data));
break;