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SAE: Debug print group support in the crypto library

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This makes it easier to understand why "SAE: Failed to select group"
debug entry shows up in cases the selected crypto library does not
support a specific group.

Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
This commit is contained in:
Jouni Malinen 2018-03-02 12:29:30 +02:00 committed by Jouni Malinen
parent f5e0a3324b
commit 087474512f
1 changed files with 6 additions and 0 deletions
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6
src/common/sae.c
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@ -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;
}