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wpa_supplicant: Add bss_flush command to invalidate scan results

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Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
This commit is contained in:
Dmitry Shmidt 2012-08-25 10:23:22 +03:00 committed by Jouni Malinen
parent bf428a739c
commit 39ee845f92
2 changed files with 36 additions and 0 deletions
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16
wpa_supplicant/ctrl_iface.c
View file

@ -2884,6 +2884,19 @@ static int wpa_supplicant_ctrl_iface_bss_expire_count(
} }
static int wpa_supplicant_ctrl_iface_bss_flush(
struct wpa_supplicant *wpa_s, char *cmd)
{
int flush_age = atoi(cmd);
if (flush_age == 0)
wpa_bss_flush(wpa_s);
else
wpa_bss_flush_by_age(wpa_s, flush_age);
return 0;
}
static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s) static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
{ {
wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication"); wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
@ -4578,6 +4591,9 @@ char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s, if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
buf + 17)) buf + 17))
reply_len = -1; reply_len = -1;
} else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
if (wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10))
reply_len = -1;
#ifdef CONFIG_TDLS #ifdef CONFIG_TDLS
} else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) { } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14)) if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))

20
wpa_supplicant/wpa_cli.c
View file

@ -656,6 +656,23 @@ static int wpa_cli_cmd_bss_expire_count(struct wpa_ctrl *ctrl, int argc,
} }
static int wpa_cli_cmd_bss_flush(struct wpa_ctrl *ctrl, int argc, char *argv[])
{
char cmd[256];
int res;
if (argc < 1)
res = os_snprintf(cmd, sizeof(cmd), "BSS_FLUSH 0");
else
res = os_snprintf(cmd, sizeof(cmd), "BSS_FLUSH %s", argv[0]);
if (res < 0 || (size_t) res >= sizeof(cmd) - 1) {
printf("Too long BSS_FLUSH command.\n");
return -1;
}
return wpa_ctrl_command(ctrl, cmd);
}
static int wpa_cli_cmd_stkstart(struct wpa_ctrl *ctrl, int argc, static int wpa_cli_cmd_stkstart(struct wpa_ctrl *ctrl, int argc,
char *argv[]) char *argv[])
{ {
@ -2264,6 +2281,9 @@ static struct wpa_cli_cmd wpa_cli_commands[] = {
{ "bss_expire_count", wpa_cli_cmd_bss_expire_count, { "bss_expire_count", wpa_cli_cmd_bss_expire_count,
cli_cmd_flag_none, cli_cmd_flag_none,
"<value> = set BSS expiration scan count parameter" }, "<value> = set BSS expiration scan count parameter" },
{ "bss_flush", wpa_cli_cmd_bss_flush,
cli_cmd_flag_none,
"<value> = set BSS flush age (0 by default)" },
{ "stkstart", wpa_cli_cmd_stkstart, { "stkstart", wpa_cli_cmd_stkstart,
cli_cmd_flag_none, cli_cmd_flag_none,
"<addr> = request STK negotiation with <addr>" }, "<addr> = request STK negotiation with <addr>" },