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Implement the new field api for the Seiko devices.

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This commit is contained in:
Jef Driesen 2010-11-29 21:57:55 +01:00
parent 4bce24e5fa
commit 4ea3964c3c
1 changed files with 42 additions and 1 deletions
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43
src/cressi_edy_parser.c
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@ -35,6 +35,7 @@ struct cressi_edy_parser_t {
static parser_status_t cressi_edy_parser_set_data (parser_t *abstract, const unsigned char *data, unsigned int size);
static parser_status_t cressi_edy_parser_get_datetime (parser_t *abstract, dc_datetime_t *datetime);
static parser_status_t cressi_edy_parser_get_field (parser_t *abstract, parser_field_type_t type, unsigned int flags, void *value);
static parser_status_t cressi_edy_parser_samples_foreach (parser_t *abstract, sample_callback_t callback, void *userdata);
static parser_status_t cressi_edy_parser_destroy (parser_t *abstract);
@ -42,7 +43,7 @@ static const parser_backend_t cressi_edy_parser_backend = {
PARSER_TYPE_CRESSI_EDY,
cressi_edy_parser_set_data, /* set_data */
cressi_edy_parser_get_datetime, /* datetime */
NULL, /* fields */
cressi_edy_parser_get_field, /* fields */
cressi_edy_parser_samples_foreach, /* samples_foreach */
cressi_edy_parser_destroy /* destroy */
};
@ -127,6 +128,46 @@ cressi_edy_parser_get_datetime (parser_t *abstract, dc_datetime_t *datetime)
}
static parser_status_t
cressi_edy_parser_get_field (parser_t *abstract, parser_field_type_t type, unsigned int flags, void *value)
{
cressi_edy_parser_t *parser = (cressi_edy_parser_t *) abstract;
if (abstract->size < 32)
return PARSER_STATUS_ERROR;
const unsigned char *p = abstract->data;
gasmix_t *gasmix = (gasmix_t *) value;
if (value) {
switch (type) {
case FIELD_TYPE_DIVETIME:
if (parser->model == 0x08)
*((unsigned int *) value) = bcd2dec (p[0x0C] & 0x0F) * 60 + bcd2dec (p[0x0D]);
else
*((unsigned int *) value) = (bcd2dec (p[0x0C] & 0x0F) * 100 + bcd2dec (p[0x0D])) * 60;
break;
case FIELD_TYPE_MAXDEPTH:
*((double *) value) = (bcd2dec (p[0x02] & 0x0F) * 100 + bcd2dec (p[0x03])) / 10.0;
break;
case FIELD_TYPE_GASMIX_COUNT:
*((unsigned int *) value) = 3;
break;
case FIELD_TYPE_GASMIX:
gasmix->helium = 0.0;
gasmix->oxygen = bcd2dec (p[0x17 - flags]) / 100.0;
gasmix->nitrogen = 1.0 - gasmix->oxygen - gasmix->helium;
break;
default:
return PARSER_STATUS_UNSUPPORTED;
}
}
return PARSER_STATUS_SUCCESS;
}
static parser_status_t
cressi_edy_parser_samples_foreach (parser_t *abstract, sample_callback_t callback, void *userdata)
{