/**
* Find USB serial devices via the USB vendor ID and product ID.
*
* @param[in] vendor_id Vendor ID of the USB device.
* @param[in] product_id Product ID of the USB device.
*
* @return A GSList of strings containing the path of the serial device or
* NULL if no serial device is found. The returned list must be freed
* by the caller.
*/
SR_PRIV GSList *sr_serial_find_usb(uint16_t vendor_id, uint16_t product_id)
{
GSList *tty_devs = NULL;
struct sp_port **ports;
int i, vid, pid;
if (sp_list_ports(&ports) != SP_OK)
return NULL;
for (i=0; ports[i]; i++)
if (sp_get_port_transport(ports[i]) == SP_TRANSPORT_USB &&
sp_get_port_usb_vid_pid(ports[i], &vid, &pid) == SP_OK &&
vid == vendor_id && pid == product_id)
tty_devs = g_slist_prepend(tty_devs,
g_strdup(sp_get_port_name(ports[i])));
sp_free_port_list(ports);
return tty_devs;
}
int navilink_get_serial_list(NavilinkSerialPort*** list)
{
struct sp_port** sp_list = NULL;
sp_list_ports(&sp_list);
size_t realloc_size = 5;
NavilinkSerialPort** local_list = (NavilinkSerialPort**)malloc(realloc_size * sizeof(NavilinkSerialPort*));
NavilinkSerialPort* port = NULL;
int i = 0;
struct sp_port* iter = sp_list[i];
while (iter) {
if (i > realloc_size - 1) {
realloc_size += realloc_size;
list = realloc(list, realloc_size);
}
port = (NavilinkSerialPort*)malloc(sizeof(NavilinkSerialPort));
int result = sp_copy_port(iter, &port->serial_port);
if (result < 0) {
goto last_error;
}
strcpy(&port->name[0], sp_get_port_name(iter));
local_list[i] = port;
iter = sp_list[++i];
}
sp_free_port_list(sp_list);
if (i > realloc_size - 1) {
realloc_size += 1;
list = realloc(list, realloc_size);
}
local_list[i] = NULL;
*list = local_list;
last_error:
return -1;
}
/**
* List available serial devices.
*
* @return A GSList of strings containing the path of the serial devices or
* NULL if no serial device is found. The returned list must be freed
* by the caller.
*/
SR_API GSList *sr_serial_list(const struct sr_dev_driver *driver)
{
GSList *tty_devs = NULL;
struct sp_port **ports;
struct sr_serial_port *port;
int i;
/* Currently unused, but will be used by some drivers later on. */
(void)driver;
if (sp_list_ports(&ports) != SP_OK)
return NULL;
for (i = 0; ports[i]; i++) {
port = sr_serial_new(sp_get_port_name(ports[i]),
sp_get_port_description(ports[i]));
tty_devs = g_slist_append(tty_devs, port);
}
sp_free_port_list(ports);
return tty_devs;
}