Add blacklist command
This command allows to network manager to avoid AP
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/wpa_supplicant/ctrl_iface.c b/wpa_supplicant/ctrl_iface.c
index 8604d16..14a2e54 100644
--- a/wpa_supplicant/ctrl_iface.c
+++ b/wpa_supplicant/ctrl_iface.c
@@ -38,6 +38,7 @@
#include "bss.h"
#include "scan.h"
#include "ctrl_iface.h"
+#include "blacklist.h"
extern struct wpa_driver_ops *wpa_drivers[];
@@ -910,6 +911,55 @@
}
+static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
+ char *cmd, char *buf, size_t buflen)
+{
+ u8 bssid[ETH_ALEN];
+ struct wpa_blacklist *e;
+ char *pos, *end;
+ int ret;
+
+ /* cmd: "BLACKLIST [<BSSID>]" */
+ if (*cmd == '\0') {
+ pos = buf;
+ end = buf + buflen;
+ e = wpa_s->blacklist;
+ while (e) {
+ ret = os_snprintf(pos, end-pos, MACSTR"\n", MAC2STR(e->bssid));
+ if ((ret < 0) || (ret >= end - pos))
+ return pos - buf;
+ pos += ret;
+ e = e->next;
+ }
+ return pos - buf;
+ }
+
+ cmd++;
+ if (os_strncmp(cmd, "clear", 5) == 0) {
+ wpa_blacklist_clear(wpa_s);
+ os_memcpy(buf, "OK\n", 3);
+ return 3;
+ }
+
+ wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
+ if (hwaddr_aton(cmd, bssid)) {
+ wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", cmd);
+ return -1;
+ }
+
+ /* Add the BSSID twice, so its count will be 2, causing it to be
+ skipped when processing scan results. */
+ ret = wpa_blacklist_add(wpa_s, bssid);
+ if (ret < 0)
+ return -1;
+ ret = wpa_blacklist_add(wpa_s, bssid);
+ if (ret < 0)
+ return -1;
+ os_memcpy(buf, "OK\n", 3);
+ return 3;
+}
+
+
static int wpa_supplicant_ctrl_iface_list_networks(
struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
{
@@ -3171,6 +3221,9 @@
} else if (os_strncmp(buf, "BSSID ", 6) == 0) {
if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
reply_len = -1;
+ } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
+ reply_len = wpa_supplicant_ctrl_iface_blacklist(wpa_s, buf + 9,
+ reply, reply_size);
} else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
reply_len = wpa_supplicant_ctrl_iface_list_networks(
wpa_s, reply, reply_size);