int netcfg_wireless_set_essid(struct debconfclient *client, char *iface, char *priority)
{
wireless_config wconf;
int choose_ret;
iw_get_basic_config(wfd, iface, &wconf);
select_essid:
choose_ret = netcfg_wireless_show_essids(client, iface, priority);
if (choose_ret == GO_BACK) {
return GO_BACK;
}
if (choose_ret == ENTER_MANUALLY) {
int manually_ret = netcfg_wireless_choose_essid_manually(client, iface);
if (manually_ret == GO_BACK) {
goto select_essid;
}
}
/* Something like:
* - choose essid
* - if manual, go to manual (use what is already there)
* - if manual = go_back, go back to choose essid
* - set config
*/
fprintf(stderr, "%d\n", IW_ESSID_MAX_SIZE);
fprintf(stderr, "%s\n%d\n%d\n", wconf.essid, wconf.has_essid,
wconf.essid_on);
fprintf(stderr, "%s\n", essid);
return 0;
}
int netcfg_wireless_set_essid(struct debconfclient *client, struct netcfg_interface *interface)
{
wireless_config wconf;
int choose_ret;
select_essid:
iw_get_basic_config(wfd, interface->name, &wconf);
choose_ret = netcfg_wireless_show_essids(client, interface);
if (choose_ret == GO_BACK) {
return GO_BACK;
}
if (choose_ret == ENTER_MANUALLY) {
if (netcfg_wireless_choose_essid_manually(client, interface,
"netcfg/wireless_essid") == GO_BACK) {
goto select_essid;
}
}
return 0;
}
int netcfg_wireless_show_essids(struct debconfclient *client, struct netcfg_interface *interface)
{
wireless_scan_head network_list;
wireless_config wconf;
char *buffer;
int essid_list_len = 1;
iw_get_basic_config (wfd, interface->name, &wconf);
interface_up(interface->name);
if (iw_scan(wfd, interface->name, iw_get_kernel_we_version(),
&network_list) >= 0 ) {
wireless_scan *network;
di_info("Scan of wireless interface %s succeeded.", interface->name);
/* Determine the actual length of the buffer. */
for (network = network_list.result; network; network =
network->next) {
if (!exists_in_network_list(network_list, network)) {
essid_list_len += (strlen(network->b.essid) + 2);
}
}
/* Buffer initialization. */
buffer = malloc(essid_list_len * sizeof(char));
if (buffer == NULL) {
/* Error in memory allocation. */
di_warning("Unable to allocate memory for network list buffer.");
return ENTER_MANUALLY;
}
strcpy(buffer, "");
/* Create list of available ESSIDs. */
for (network = network_list.result; network; network = network->next) {
if (!exists_in_network_list(network_list, network)) {
strcat(buffer, network->b.essid);
strcat(buffer, ", ");
}
}
/* Asking the user. */
debconf_capb(client, "backup");
debconf_subst(client, "netcfg/wireless_show_essids", "essid_list", buffer);
debconf_fset(client, "netcfg/wireless_show_essids", "seen", "false");
debconf_input(client, "high", "netcfg/wireless_show_essids");
if (debconf_go(client) == CMD_GOBACK) {
debconf_fset(client, "netcfg/wireless_show_essids", "seen",
"false");
free_network_list(&network_list.result);
free(buffer);
return GO_BACK;
}
debconf_get(client, "netcfg/wireless_show_essids");
/* User wants to enter an ESSID manually. */
if (strcmp(client->value, "manual") == 0) {
free_network_list(&network_list.result);
free(buffer);
return ENTER_MANUALLY;
}
/* User has chosen a network from the list, need to find which one and
* get its cofiguration. */
for (network = network_list.result; network; network = network->next) {
if (strcmp(network->b.essid, client->value) == 0) {
wconf = network->b;
interface->essid = strdup(network->b.essid);
break;
}
}
/* Free the network list. */
free_network_list(&network_list.result);
free(buffer);
}
else {
/* Go directly to choosing manually, use the wireless_essid_again
* question. */
if (netcfg_wireless_choose_essid_manually(client, interface,
"netcfg/wireless_essid_again") == GO_BACK) {
return GO_BACK;
}
return 0;
}
iw_set_basic_config(wfd, interface->name, &wconf);
interface_down(interface->name);
di_info("Network chosen: %s. Proceeding to connect.", interface->essid);
return 0;
}