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wlantest: Allow injection of unprotected frames to unknown BSS

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This commit is contained in:
Jouni Malinen 2011-08-28 19:19:38 +03:00
parent 17f6b90056
commit 02b915f689
2 changed files with 17 additions and 7 deletions
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9
wlantest/ctrl.c
View file

@ -1154,14 +1154,17 @@ static void ctrl_send_(struct wlantest *wt, int sock, u8 *cmd, size_t clen)
}
bss = bss_find(wt, bssid);
if (bss == NULL) {
if (bss == NULL && prot != WLANTEST_INJECT_UNPROTECTED) {
wpa_printf(MSG_INFO, "Unknown BSSID");
ctrl_send_simple(wt, sock, WLANTEST_CTRL_FAILURE);
return;
}
sta = sta_find(bss, sta_addr);
if (sta == NULL) {
if (bss)
sta = sta_find(bss, sta_addr);
else
sta = NULL;
if (sta == NULL && prot != WLANTEST_INJECT_UNPROTECTED) {
wpa_printf(MSG_INFO, "Unknown STA address");
ctrl_send_simple(wt, sock, WLANTEST_CTRL_FAILURE);
return;

15
wlantest/inject.c
View file

@ -326,13 +326,20 @@ int wlantest_inject(struct wlantest *wt, struct wlantest_bss *bss,
return -1;
}
if (prot != WLANTEST_INJECT_UNPROTECTED &&
(bss == NULL || sta == NULL)) {
wpa_printf(MSG_INFO, "No BSS/STA information to inject "
"protected frames");
return -1;
}
hdr = (struct ieee80211_hdr *) frame;
fc = le_to_host16(hdr->frame_control);
protectable = WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_DATA ||
is_robust_mgmt(frame, len);
if (prot == WLANTEST_INJECT_PROTECTED ||
prot == WLANTEST_INJECT_INCORRECT_KEY) {
if ((prot == WLANTEST_INJECT_PROTECTED ||
prot == WLANTEST_INJECT_INCORRECT_KEY) && bss) {
if (!sta &&
((WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
!bss->igtk_set[bss->igtk_idx]) ||
@ -350,7 +357,7 @@ int wlantest_inject(struct wlantest *wt, struct wlantest_bss *bss,
return -1;
}
protect = 1;
} else if (protectable && prot != WLANTEST_INJECT_UNPROTECTED) {
} else if (protectable && prot != WLANTEST_INJECT_UNPROTECTED && bss) {
if (sta && sta->ptk_set)
protect = 1;
else if (!sta) {
@ -363,7 +370,7 @@ int wlantest_inject(struct wlantest *wt, struct wlantest_bss *bss,
}
}
if (protect)
if (protect && bss)
return wlantest_inject_prot(
wt, bss, sta, frame, len,
prot == WLANTEST_INJECT_INCORRECT_KEY);