New upstream version 2.7~git20180504+60a5737

1 files changed, 24 insertions, 1 deletions

diff --git a/src/common/sae.c b/src/common/sae.c
index 9f70f03..fa28dfb 100644
--- a/src/common/sae.c
+++ b/src/common/sae.c
@@ -29,6 +29,8 @@ int sae_set_group(struct sae_data *sae, int group)
 	/* First, check if this is an ECC group */
 	tmp->ec = crypto_ec_init(group);
 	if (tmp->ec) {
+		wpa_printf(MSG_DEBUG, "SAE: Selecting supported ECC group %d",
+			   group);
 		sae->group = group;
 		tmp->prime_len = crypto_ec_prime_len(tmp->ec);
 		tmp->prime = crypto_ec_get_prime(tmp->ec);
@@ -39,6 +41,8 @@ int sae_set_group(struct sae_data *sae, int group)
 	/* Not an ECC group, check FFC */
 	tmp->dh = dh_groups_get(group);
 	if (tmp->dh) {
+		wpa_printf(MSG_DEBUG, "SAE: Selecting supported FFC group %d",
+			   group);
 		sae->group = group;
 		tmp->prime_len = tmp->dh->prime_len;
 		if (tmp->prime_len > SAE_MAX_PRIME_LEN) {
@@ -66,6 +70,8 @@ int sae_set_group(struct sae_data *sae, int group)
 	}
 
 	/* Unsupported group */
+	wpa_printf(MSG_DEBUG,
+		   "SAE: Group %d not supported by the crypto library", group);
 	return -1;
 }
 
@@ -1235,7 +1241,8 @@ void sae_write_confirm(struct sae_data *sae, struct wpabuf *buf)
 	/* Send-Confirm */
 	sc = wpabuf_put(buf, 0);
 	wpabuf_put_le16(buf, sae->send_confirm);
-	sae->send_confirm++;
+	if (sae->send_confirm < 0xffff)
+		sae->send_confirm++;
 
 	if (sae->tmp->ec)
 		sae_cn_confirm_ecc(sae, sc, sae->tmp->own_commit_scalar,
@@ -1292,3 +1299,19 @@ int sae_check_confirm(struct sae_data *sae, const u8 *data, size_t len)
 
 	return 0;
 }
+
+
+const char * sae_state_txt(enum sae_state state)
+{
+	switch (state) {
+	case SAE_NOTHING:
+		return "Nothing";
+	case SAE_COMMITTED:
+		return "Committed";
+	case SAE_CONFIRMED:
+		return "Confirmed";
+	case SAE_ACCEPTED:
+		return "Accepted";
+	}
+	return "?";
+}