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add _krb5_fast_cf2

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This commit is contained in:
Love Hornquist Astrand
2011-05-16 19:48:20 -07:00
committed by Love Hörnquist Åstrand
parent 19e572db60
commit 91df0a8120
1 changed files with 32 additions and 12 deletions
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44
lib/krb5/fast.c
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@@ -35,11 +35,13 @@
krb5_error_code
_krb5_fast_armor_key(krb5_context context,
krb5_keyblock *sessionkey,
krb5_keyblock *subkey,
krb5_keyblock *armorkey,
krb5_crypto *armor_crypto)
_krb5_fast_cf2(krb5_context context,
krb5_keyblock *sessionkey,
const char *sessionpepper,
krb5_keyblock *subkey,
const char *subkeypepper,
krb5_keyblock *armorkey,
krb5_crypto *armor_crypto)
{
krb5_crypto crypto_subkey, crypto_session;
krb5_data pepper1, pepper2;
@@ -55,10 +57,10 @@ _krb5_fast_armor_key(krb5_context context,
return ret;
}
pepper1.data = "subkeyarmor";
pepper1.length = strlen(pepper1.data);
pepper2.data = "ticketarmor";
pepper2.length = strlen(pepper2.data);
pepper1.data = rk_UNCONST(sessionpepper);
pepper1.length = strlen(sessionpepper);
pepper2.data = rk_UNCONST(subkeypepper);
pepper2.length = strlen(subkeypepper);
ret = krb5_crypto_fx_cf2(context, crypto_subkey, crypto_session,
&pepper1, &pepper2,
@@ -69,9 +71,27 @@ _krb5_fast_armor_key(krb5_context context,
if (ret)
return ret;
ret = krb5_crypto_init(context, armorkey, 0, armor_crypto);
if (ret)
krb5_free_keyblock_contents(context, armorkey);
if (armor_crypto) {
ret = krb5_crypto_init(context, armorkey, 0, armor_crypto);
if (ret)
krb5_free_keyblock_contents(context, armorkey);
}
return ret;
}
krb5_error_code
_krb5_fast_armor_key(krb5_context context,
krb5_keyblock *sessionkey,
krb5_keyblock *subkey,
krb5_keyblock *armorkey,
krb5_crypto *armor_crypto)
{
return _krb5_fast_cf2(context,
sessionkey,
"ticketarmor",
subkey,
"subkeyarmor",
armorkey,
armor_crypto);
}