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authorGreg Hudson <ghudson@mit.edu>2009-11-27 00:00:06 +0000
committerGreg Hudson <ghudson@mit.edu>2009-11-27 00:00:06 +0000
commitc8572c103a04a852c81747f249317bc42be1dc13 (patch)
tree523020b05ab47c3fcb4105aa36e6b7cb9a22c69a /src/lib
parent1df0550c374c42b6493dc2f0e563a09c03b66968 (diff)
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Add krb5_k_prf, the krb5_key version of krb5_c_prf
ticket: 6576 git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@23365 dc483132-0cff-0310-8789-dd5450dbe970
Diffstat (limited to 'src/lib')
-rw-r--r--src/lib/crypto/krb/prf.c18
-rw-r--r--src/lib/crypto/libk5crypto.exports1
2 files changed, 15 insertions, 4 deletions
diff --git a/src/lib/crypto/krb/prf.c b/src/lib/crypto/krb/prf.c
index 141390f..27286c3 100644
--- a/src/lib/crypto/krb/prf.c
+++ b/src/lib/crypto/krb/prf.c
@@ -50,17 +50,16 @@ krb5_c_prf_length(krb5_context context, krb5_enctype enctype, size_t *len)
}
krb5_error_code KRB5_CALLCONV
-krb5_c_prf(krb5_context context, const krb5_keyblock *keyblock,
+krb5_k_prf(krb5_context context, krb5_key key,
krb5_data *input, krb5_data *output)
{
const struct krb5_keytypes *ktp;
- krb5_key key;
krb5_error_code ret;
assert(input && output);
assert(output->data);
- ktp = find_enctype(keyblock->enctype);
+ ktp = find_enctype(key->keyblock.enctype);
if (ktp == NULL)
return KRB5_BAD_ENCTYPE;
if (ktp->prf == NULL)
@@ -69,10 +68,21 @@ krb5_c_prf(krb5_context context, const krb5_keyblock *keyblock,
output->magic = KV5M_DATA;
if (ktp->prf_length != output->length)
return KRB5_CRYPTO_INTERNAL;
+ ret = (*ktp->prf)(ktp->enc, ktp->hash, key, input, output);
+ return ret;
+}
+
+krb5_error_code KRB5_CALLCONV
+krb5_c_prf(krb5_context context, const krb5_keyblock *keyblock,
+ krb5_data *input, krb5_data *output)
+{
+ krb5_key key;
+ krb5_error_code ret;
+
ret = krb5_k_create_key(context, keyblock, &key);
if (ret != 0)
return ret;
- ret = (*ktp->prf)(ktp->enc, ktp->hash, key, input, output);
+ ret = krb5_k_prf(context, key, input, output);
krb5_k_free_key(context, key);
return ret;
}
diff --git a/src/lib/crypto/libk5crypto.exports b/src/lib/crypto/libk5crypto.exports
index 291c2f0..f014dd6 100644
--- a/src/lib/crypto/libk5crypto.exports
+++ b/src/lib/crypto/libk5crypto.exports
@@ -80,6 +80,7 @@ krb5_k_key_enctype
krb5_k_key_keyblock
krb5_k_make_checksum
krb5_k_make_checksum_iov
+krb5_k_prf
krb5_k_verify_checksum
krb5_k_verify_checksum_iov
krb5int_keyhash_md4des