diff options
Diffstat (limited to 'mdk-stage1/wireless.c')
| -rw-r--r-- | mdk-stage1/wireless.c | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/mdk-stage1/wireless.c b/mdk-stage1/wireless.c deleted file mode 100644 index c241bd662..000000000 --- a/mdk-stage1/wireless.c +++ /dev/null @@ -1,160 +0,0 @@ -/* - * Olivier Blin (oblin@mandriva.com) - * - * Copyright 2005 Mandriva - * - * This software may be freely redistributed under the terms of the GNU - * public license. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -#include <sys/ioctl.h> -#include <sys/types.h> -#include <sys/socket.h> -#include <errno.h> -#include <stdio.h> -#include <string.h> -#include <unistd.h> -#include <linux/wireless.h> - -#include "automatic.h" -#include "stage1.h" -#include "log.h" -#include "wireless.h" - -static int wireless_open_socket(); -static int wireless_close_socket(int socket); -static int wireless_ioctl(int socket, const char *ifname, int request, struct iwreq *wrq); -static int wireless_is_aware(int socket, const char *ifname); -static int wireless_set_mode_managed(int socket, const char *ifname); -static int wireless_disable_key(int socket, const char *ifname); -static int wireless_set_restricted_key(int socket, const char *ifname, const char *key); -static int wireless_set_essid(int socket, const char *ifname, const char *essid); - -static int wireless_open_socket() -{ - return socket(AF_INET, SOCK_DGRAM, 0); -} - -static int wireless_close_socket(int socket) -{ - return close(socket); -} - -static int wireless_ioctl(int socket, const char *ifname, int request, struct iwreq *wrq) -{ - strncpy(wrq->ifr_name, ifname, IFNAMSIZ); - return ioctl(socket, request, wrq); -} - -static int wireless_is_aware(int socket, const char *ifname) -{ - struct iwreq wrq; - return wireless_ioctl(socket, ifname, SIOCGIWNAME, &wrq) == 0; -} - -static int wireless_set_mode_managed(int socket, const char *ifname) -{ - struct iwreq wrq; - - wrq.u.mode = IW_MODE_INFRA; /* managed */ - - return wireless_ioctl(socket, ifname, SIOCSIWMODE, &wrq) == 0; -} - -static int wireless_set_essid(int socket, const char *ifname, const char *essid) -{ - struct iwreq wrq; - - wrq.u.essid.flags = 1; - wrq.u.essid.pointer = (void *) essid; - wrq.u.essid.length = strlen(essid) + 1; - - return wireless_ioctl(socket, ifname, SIOCSIWESSID, &wrq) == 0; -} - -static int wireless_disable_key(int socket, const char *ifname) -{ - struct iwreq wrq; - - wrq.u.data.flags = IW_ENCODE_DISABLED; - wrq.u.data.pointer = NULL; - wrq.u.data.length = 0; - - return wireless_ioctl(socket, ifname, SIOCSIWENCODE, &wrq) == 0; -} - -static int wireless_set_restricted_key(int socket, const char *ifname, const char *key) -{ - struct iwreq wrq; - char real_key[IW_ENCODING_TOKEN_MAX]; - int key_len = 0; - unsigned int tmp; - - while (sscanf(key + 2*key_len, "%2X", &tmp) == 1) - real_key[key_len++] = (char) tmp; - - wrq.u.data.flags = IW_ENCODE_RESTRICTED; - wrq.u.data.pointer = (char *) real_key; - wrq.u.data.length = key_len; - - return wireless_ioctl(socket, ifname, SIOCSIWENCODE, &wrq) == 0; -} - -enum return_type configure_wireless(const char *ifname) -{ - enum return_type results; - char * questions[] = { "ESSID", "WEP key", NULL }; - char * questions_auto[] = { "essid", "wep_key" }; - static char ** answers = NULL; - int wsock = wireless_open_socket(); - - if (!wireless_is_aware(wsock, ifname)) { - log_message("interface %s doesn't support wireless", ifname); - wireless_close_socket(wsock); - return RETURN_OK; - } - - results = ask_from_entries_auto("Please enter your wireless settings. " - "The ESSID is your wireless network identifier. " - "The WEP key must be entered in hexadecimal, without any separator.", - questions, &answers, 32, questions_auto, NULL); - if (results != RETURN_OK) { - wireless_close_socket(wsock); - return RETURN_BACK; - } - - if (!wireless_set_mode_managed(wsock, ifname)) { - stg1_error_message("unable to set mode Managed on device \"%s\": %s", ifname, strerror(errno)); - wireless_close_socket(wsock); - return RETURN_ERROR; - } - - if (answers[1] && !streq(answers[1], "")) { - log_message("setting WEP key \"%s\" on device \"%s\"", answers[1], ifname); - if (!wireless_set_restricted_key(wsock, ifname, answers[1])) { - stg1_error_message("unable to set WEP key \"%s\" on device \"%s\": %s", answers[1], ifname, strerror(errno)); - return RETURN_ERROR; - } - } else { - log_message("disabling WEP key on device \"%s\"", ifname); - if (!wireless_disable_key(wsock, ifname)) { - stg1_error_message("unable to disable WEP key on device \"%s\": %s", ifname, strerror(errno)); - return RETURN_ERROR; - } - } - - /* most devices perform discovery when ESSID is set, it needs to be last */ - log_message("setting ESSID \"%s\" on device \"%s\"", answers[0], ifname); - if (!wireless_set_essid(wsock, ifname, answers[0])) { - stg1_error_message("unable to set ESSID \"%s\" on device \"%s\": %s", answers[0], ifname, strerror(errno)); - return RETURN_ERROR; - } - - wireless_close_socket(wsock); - return RETURN_OK; -} |