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kadm5: Add functions to check for bogus keys

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Introduce kadm5_all_keys_are_bogus() and kadm5_some_keys_are_bogus()
which will be used in later changes.

Change-Id: I3a07ffe07bee7d6eb17c3d2eae91c107e0bac255
This commit is contained in:
Nicolas Williams
2015-03-12 14:42:22 -05:00
committed by Jeffrey Altman
parent cfdf6d5cbe
commit db72e66eb9
4 changed files with 39 additions and 0 deletions
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33
lib/kadm5/marshall.c
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@@ -35,6 +35,39 @@
RCSID("$Id$");
int
kadm5_some_keys_are_bogus(size_t n_keys, krb5_key_data *keys)
{
size_t i;
for (i = 0; i < n_keys; i++) {
krb5_key_data *key = &keys[i];
if (key->key_data_length[0] == sizeof(KADM5_BOGUS_KEY_DATA) - 1 &&
ct_memcmp(key->key_data_contents[1], KADM5_BOGUS_KEY_DATA,
key->key_data_length[0]) == 0)
return 1;
}
return 0;
}
int
kadm5_all_keys_are_bogus(size_t n_keys, krb5_key_data *keys)
{
size_t i;
if (n_keys == 0)
return 0;
for (i = 0; i < n_keys; i++) {
krb5_key_data *key = &keys[i];
if (key->key_data_length[0] != sizeof(KADM5_BOGUS_KEY_DATA) - 1 ||
ct_memcmp(key->key_data_contents[1], KADM5_BOGUS_KEY_DATA,
key->key_data_length[0]) != 0)
return 0;
}
return 1;
}
kadm5_ret_t
kadm5_store_key_data(krb5_storage *sp,
krb5_key_data *key)