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hostapd: Allow external management frame processing or testing

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This enables more convenient protocol testing of station side
functionality in various error cases and unexpected sequences without
having to implement each test scenario within hostapd.
ext_mgmt_frame_handle parameter can be set to 1 to move all management
frame processing into an external program through control interface
events (MGMT-RX and MGMT-TX-STATUS) and command (MGMT_TX).

Signed-hostap: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2013-12-26 08:35:22 +02:00
parent e4a44b3c09
commit 93827f456a
3 changed files with 62 additions and 0 deletions
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4
src/ap/hostapd.h
View file

@ -240,6 +240,10 @@ struct hostapd_data {
u8 sae_token_key[8];
struct os_reltime last_sae_token_key_update;
#endif /* CONFIG_SAE */
#ifdef CONFIG_TESTING_OPTIONS
int ext_mgmt_frame_handling;
#endif /* CONFIG_TESTING_OPTIONS */
};

21
src/ap/ieee802_11.c
View file

@ -1725,6 +1725,19 @@ void ieee802_11_mgmt(struct hostapd_data *hapd, const u8 *buf, size_t len,
int broadcast;
u16 fc, stype;
#ifdef CONFIG_TESTING_OPTIONS
if (hapd->ext_mgmt_frame_handling) {
size_t hex_len = 2 * len + 1;
char *hex = os_malloc(hex_len);
if (hex) {
wpa_snprintf_hex(hex, hex_len, buf, len);
wpa_msg(hapd->msg_ctx, MSG_INFO, "MGMT-RX %s", hex);
os_free(hex);
}
return;
}
#endif /* CONFIG_TESTING_OPTIONS */
if (len < 24)
return;
@ -2074,6 +2087,14 @@ void ieee802_11_mgmt_cb(struct hostapd_data *hapd, const u8 *buf, size_t len,
const struct ieee80211_mgmt *mgmt;
mgmt = (const struct ieee80211_mgmt *) buf;
#ifdef CONFIG_TESTING_OPTIONS
if (hapd->ext_mgmt_frame_handling) {
wpa_msg(hapd->msg_ctx, MSG_INFO, "MGMT-TX-STATUS stype=%u ok=%d",
stype, ok);
return;
}
#endif /* CONFIG_TESTING_OPTIONS */
switch (stype) {
case WLAN_FC_STYPE_AUTH:
wpa_printf(MSG_DEBUG, "mgmt::auth cb");