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-rw-r--r--mdk-stage1/wireless.c150
1 files changed, 75 insertions, 75 deletions
diff --git a/mdk-stage1/wireless.c b/mdk-stage1/wireless.c
index 1004ed651..c9e363048 100644
--- a/mdk-stage1/wireless.c
+++ b/mdk-stage1/wireless.c
@@ -37,124 +37,124 @@ static int wireless_set_essid(int socket, const char *ifname, const char *essid)
int wireless_open_socket()
{
- return socket(AF_INET, SOCK_DGRAM, 0);
+ return socket(AF_INET, SOCK_DGRAM, 0);
}
int wireless_close_socket(int socket)
{
- return close(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);
+ strncpy(wrq->ifr_name, ifname, IFNAMSIZ);
+ return ioctl(socket, request, wrq);
}
int wireless_is_aware(int socket, const char *ifname)
{
- struct iwreq wrq;
- return wireless_ioctl(socket, ifname, SIOCGIWNAME, &wrq) == 0;
+ 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;
+ struct iwreq wrq;
- wrq.u.mode = IW_MODE_INFRA; /* managed */
+ wrq.u.mode = IW_MODE_INFRA; /* managed */
- return wireless_ioctl(socket, ifname, SIOCSIWMODE, &wrq) == 0;
+ return wireless_ioctl(socket, ifname, SIOCSIWMODE, &wrq) == 0;
}
static int wireless_set_essid(int socket, const char *ifname, const char *essid)
{
- struct iwreq wrq;
+ struct iwreq wrq;
- wrq.u.essid.flags = 1;
- wrq.u.essid.pointer = (void *) essid;
- wrq.u.essid.length = strlen(essid) + 1;
+ 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;
+ return wireless_ioctl(socket, ifname, SIOCSIWESSID, &wrq) == 0;
}
static int wireless_disable_key(int socket, const char *ifname)
{
- struct iwreq wrq;
+ struct iwreq wrq;
- wrq.u.data.flags = IW_ENCODE_DISABLED;
- wrq.u.data.pointer = NULL;
- wrq.u.data.length = 0;
+ 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;
+ 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;
+ 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;
+ 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;
+ 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;
+ 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. "
+ 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;
- }
- }
+ 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;
+ 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;
}
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