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Create one function to determine the supported transports

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This should make sure we create a consistent view based on all the
information available.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Dirk Hohndel 2018-04-25 15:51:35 -07:00
parent 5faa167e9f
commit 028299193a
3 changed files with 33 additions and 27 deletions
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40
core/libdivecomputer.c
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@ -1229,19 +1229,37 @@ static char *transport_to_string(int t)
*
* This could have various platform rules too..
*/
static unsigned int get_supported_transports(device_data_t *data)
unsigned int get_supported_transports(device_data_t *data)
{
unsigned int supported;
// start out with the list of transports that libdivecomputer claims to support
// dc_context_get_transports ignores its context argument...
unsigned int supported = dc_context_get_transports(NULL);
/*
* We don't support BT or BLE unless bluetooth_mode was set,
* and if it was we won't try any of the other transports.
*/
supported = ~(DC_TRANSPORT_BLUETOOTH | DC_TRANSPORT_BLE);
if (data->bluetooth_mode) {
supported = ~supported;
if (!strncmp(data->devname, "LE:", 3))
supported = DC_TRANSPORT_BLE;
// then add the ones that we have our own implementations for
#if defined(BT_SUPPORT)
supported |= DC_TRANSPORT_BLUETOOTH;
#endif
#if defined(BLE_SUPPORT)
supported |= DC_TRANSPORT_BLE;
#endif
#if defined(Q_OS_IOS)
// libdivecomputer always claims to support serial, but on iOS we actually don't support that
supported &= ~DC_TRANSPORT_SERIAL;
#endif
if (data) {
/*
* If we have device data available, we can refine this:
* We don't support BT or BLE unless bluetooth_mode was set,
* and if it was we won't try any of the other transports.
*/
if (data->bluetooth_mode) {
supported &= (DC_TRANSPORT_BLUETOOTH | DC_TRANSPORT_BLE);
if (!strncmp(data->devname, "LE:", 3))
supported &= DC_TRANSPORT_BLE;
} else {
supported &= ~(DC_TRANSPORT_BLUETOOTH | DC_TRANSPORT_BLE);
}
}
report_error("get_supported_transports returns");
report_error(transport_to_string(supported));