Show supported group_mgmt capabilities

This extends GET_CAPABILITY command to allow the supported group
management frame cipher suites to be listed.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Jouni Malinen 2015-01-23 15:57:05 +02:00 committed by Jouni Malinen
parent 893e152e64
commit b5f045deee

View file

@ -3333,6 +3333,13 @@ static const struct cipher_info ciphers[] = {
{ WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
};
static const struct cipher_info ciphers_group_mgmt[] = {
{ WPA_DRIVER_CAPA_ENC_BIP, "AES-128-CMAC", 1 },
{ WPA_DRIVER_CAPA_ENC_BIP_GMAC_128, "BIP-GMAC-128", 1 },
{ WPA_DRIVER_CAPA_ENC_BIP_GMAC_256, "BIP-GMAC-256", 1 },
{ WPA_DRIVER_CAPA_ENC_BIP_CMAC_256, "BIP-CMAC-256", 1 },
};
static int ctrl_iface_get_capability_pairwise(int res, char *strict,
struct wpa_driver_capa *capa,
@ -3406,6 +3413,35 @@ static int ctrl_iface_get_capability_group(int res, char *strict,
}
static int ctrl_iface_get_capability_group_mgmt(int res, char *strict,
struct wpa_driver_capa *capa,
char *buf, size_t buflen)
{
int ret;
char *pos, *end;
unsigned int i;
pos = buf;
end = pos + buflen;
if (res < 0)
return 0;
for (i = 0; i < ARRAY_SIZE(ciphers_group_mgmt); i++) {
if (capa->enc & ciphers_group_mgmt[i].capa) {
ret = os_snprintf(pos, end - pos, "%s%s",
pos == buf ? "" : " ",
ciphers_group_mgmt[i].name);
if (os_snprintf_error(end - pos, ret))
return pos - buf;
pos += ret;
}
}
return pos - buf;
}
static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
struct wpa_driver_capa *capa,
char *buf, size_t buflen)
@ -3755,6 +3791,10 @@ static int wpa_supplicant_ctrl_iface_get_capability(
return ctrl_iface_get_capability_group(res, strict, &capa,
buf, buflen);
if (os_strcmp(field, "group_mgmt") == 0)
return ctrl_iface_get_capability_group_mgmt(res, strict, &capa,
buf, buflen);
if (os_strcmp(field, "key_mgmt") == 0)
return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
buf, buflen);