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Add more debug prints on suite selector selection

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This makes it a bit easier to figure out why wpa_supplicant selects a
specific cipher/AKM for association.

Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
This commit is contained in:
Jouni Malinen 2019-03-28 02:58:00 +02:00
parent 659f7954f4
commit 853bd19f22
1 changed files with 12 additions and 0 deletions
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12
wpa_supplicant/wpa_supplicant.c
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@ -1375,6 +1375,9 @@ int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
wpa_s->pairwise_cipher = WPA_CIPHER_NONE;
#else /* CONFIG_NO_WPA */
sel = ie.group_cipher & ssid->group_cipher;
wpa_dbg(wpa_s, MSG_DEBUG,
"WPA: AP group 0x%x network profile group 0x%x; available group 0x%x",
ie.group_cipher, ssid->group_cipher, sel);
wpa_s->group_cipher = wpa_pick_group_cipher(sel);
if (wpa_s->group_cipher < 0) {
wpa_msg(wpa_s, MSG_WARNING, "WPA: Failed to select group "
@ -1385,6 +1388,9 @@ int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
wpa_cipher_txt(wpa_s->group_cipher));
sel = ie.pairwise_cipher & ssid->pairwise_cipher;
wpa_dbg(wpa_s, MSG_DEBUG,
"WPA: AP pairwise 0x%x network profile pairwise 0x%x; available pairwise 0x%x",
ie.pairwise_cipher, ssid->pairwise_cipher, sel);
wpa_s->pairwise_cipher = wpa_pick_pairwise_cipher(sel, 1);
if (wpa_s->pairwise_cipher < 0) {
wpa_msg(wpa_s, MSG_WARNING, "WPA: Failed to select pairwise "
@ -1396,6 +1402,9 @@ int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
#endif /* CONFIG_NO_WPA */
sel = ie.key_mgmt & ssid->key_mgmt;
wpa_dbg(wpa_s, MSG_DEBUG,
"WPA: AP key_mgmt 0x%x network profile key_mgmt 0x%x; available key_mgmt 0x%x",
ie.key_mgmt, ssid->key_mgmt, sel);
#ifdef CONFIG_SAE
if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE))
sel &= ~(WPA_KEY_MGMT_SAE | WPA_KEY_MGMT_FT_SAE);
@ -1519,6 +1528,9 @@ int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
if (wpas_get_ssid_pmf(wpa_s, ssid) == NO_MGMT_FRAME_PROTECTION ||
!(ie.capabilities & WPA_CAPABILITY_MFPC))
sel = 0;
wpa_dbg(wpa_s, MSG_DEBUG,
"WPA: AP mgmt_group_cipher 0x%x network profile mgmt_group_cipher 0x%x; available mgmt_group_cipher 0x%x",
ie.mgmt_group_cipher, ssid->group_mgmt_cipher, sel);
if (sel & WPA_CIPHER_AES_128_CMAC) {
wpa_s->mgmt_group_cipher = WPA_CIPHER_AES_128_CMAC;
wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using MGMT group cipher "