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core: use C accessors in core/libdivecomputer.c instead of callback

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Searching the proper device for the divecomputer was done via a
callback. Very hard to follow code. Since we can now access
"struct device" from C, obtain it directly via get_device_for_dc().

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
This commit is contained in:
Berthold Stoeger 2020-10-05 21:24:31 +02:00 • committed by Dirk Hohndel
parent 74b8d13672
commit 7415824a8c
1 changed files with 5 additions and 20 deletions
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25
core/libdivecomputer.c
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@ -551,25 +551,6 @@ static uint32_t calculate_string_hash(const char *str)
return calculate_diveid((const unsigned char *)str, strlen(str));
}
/*
* Find an existing device ID for this device model and serial number
*/
static void dc_match_serial(void *_dc, const char *model, uint32_t deviceid, const char *nickname, const char *serial, const char *firmware)
{
UNUSED(nickname);
UNUSED(firmware);
struct divecomputer *dc = _dc;
if (!deviceid)
return;
if (!dc->model || !model || strcasecmp(dc->model, model))
return;
if (!dc->serial || !serial || strcasecmp(dc->serial, serial))
return;
dc->deviceid = deviceid;
}
/*
* Set the serial number.
*
@ -581,8 +562,12 @@ static void dc_match_serial(void *_dc, const char *model, uint32_t deviceid, con
*/
static void set_dc_serial(struct divecomputer *dc, const char *serial)
{
const struct device *device;
dc->serial = serial;
call_for_each_dc(dc, dc_match_serial, false);
if ((device = get_device_for_dc(&device_table, dc)) != NULL)
dc->deviceid = device_get_id(device);
if (!dc->deviceid)
dc->deviceid = calculate_string_hash(serial);
}