1 files changed, 51 insertions, 50 deletions

diff --git a/src/lib/crypto/krb/make_checksum.c b/src/lib/crypto/krb/make_checksum.c
index 06a5247eb4..f62f40a3b0 100644
--- a/src/lib/crypto/krb/make_checksum.c
+++ b/src/lib/crypto/krb/make_checksum.c
@@ -1,3 +1,4 @@
+/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
 /*
  * Copyright (C) 1998 by the FundsXpress, INC.
  *
@@ -31,8 +32,8 @@
 
 krb5_error_code KRB5_CALLCONV
 krb5_k_make_checksum(krb5_context context, krb5_cksumtype cksumtype,
-		     krb5_key key, krb5_keyusage usage,
-		     const krb5_data *input, krb5_checksum *cksum)
+                     krb5_key key, krb5_keyusage usage,
+                     const krb5_data *input, krb5_checksum *cksum)
 {
     unsigned int i;
     const struct krb5_cksumtypes *ctp;
@@ -44,73 +45,73 @@ krb5_k_make_checksum(krb5_context context, krb5_cksumtype cksumtype,
     size_t cksumlen;
 
     for (i = 0; i < krb5int_cksumtypes_length; i++) {
-	if (krb5int_cksumtypes_list[i].ctype == cksumtype)
-	    break;
+        if (krb5int_cksumtypes_list[i].ctype == cksumtype)
+            break;
     }
     if (i == krb5int_cksumtypes_length)
-	return KRB5_BAD_ENCTYPE;
+        return KRB5_BAD_ENCTYPE;
     ctp = &krb5int_cksumtypes_list[i];
 
     if (ctp->keyhash != NULL)
-	cksumlen = ctp->keyhash->hashsize;
+        cksumlen = ctp->keyhash->hashsize;
     else
-	cksumlen = ctp->hash->hashsize;
+        cksumlen = ctp->hash->hashsize;
 
     cksum->length = cksumlen;
     cksum->contents = malloc(cksum->length);
     if (cksum->contents == NULL)
-	return ENOMEM;
+        return ENOMEM;
 
     data.length = cksum->length;
     data.data = (char *) cksum->contents;
 
     if (ctp->keyhash) {
-	/* check if key is compatible */
-	if (ctp->keyed_etype) {
-	    ktp1 = find_enctype(ctp->keyed_etype);
-	    ktp2 = key ? find_enctype(key->keyblock.enctype) : NULL;
-	    if (ktp1 == NULL || ktp2 == NULL || ktp1->enc != ktp2->enc) {
-		ret = KRB5_BAD_ENCTYPE;
-		goto cleanup;
-	    }
-	}
-
-	keyhash = ctp->keyhash;
-	if (keyhash->hash == NULL) {
-	    krb5_crypto_iov iov[1];
-
-	    iov[0].flags = KRB5_CRYPTO_TYPE_DATA;
-	    iov[0].data.data = input->data;
-	    iov[0].data.length = input->length;
-
-	    assert(keyhash->hash_iov != NULL);
-
-	    ret = (*keyhash->hash_iov)(key, usage, 0, iov, 1, &data);
-	} else {
-	    ret = (*keyhash->hash)(key, usage, 0, input, &data);
-	}
+        /* check if key is compatible */
+        if (ctp->keyed_etype) {
+            ktp1 = find_enctype(ctp->keyed_etype);
+            ktp2 = key ? find_enctype(key->keyblock.enctype) : NULL;
+            if (ktp1 == NULL || ktp2 == NULL || ktp1->enc != ktp2->enc) {
+                ret = KRB5_BAD_ENCTYPE;
+                goto cleanup;
+            }
+        }
+
+        keyhash = ctp->keyhash;
+        if (keyhash->hash == NULL) {
+            krb5_crypto_iov iov[1];
+
+            iov[0].flags = KRB5_CRYPTO_TYPE_DATA;
+            iov[0].data.data = input->data;
+            iov[0].data.length = input->length;
+
+            assert(keyhash->hash_iov != NULL);
+
+            ret = (*keyhash->hash_iov)(key, usage, 0, iov, 1, &data);
+        } else {
+            ret = (*keyhash->hash)(key, usage, 0, input, &data);
+        }
     } else if (ctp->flags & KRB5_CKSUMFLAG_DERIVE) {
-	ret = krb5int_dk_make_checksum(ctp->hash, key, usage, input, &data);
+        ret = krb5int_dk_make_checksum(ctp->hash, key, usage, input, &data);
     } else {
-	/* No key is used. */
-	ret = (*ctp->hash->hash)(1, input, &data);
+        /* No key is used. */
+        ret = (*ctp->hash->hash)(1, input, &data);
     }
 
     if (!ret) {
-	cksum->magic = KV5M_CHECKSUM;
-	cksum->checksum_type = cksumtype;
-	if (ctp->trunc_size) {
-	    cksum->length = ctp->trunc_size;
-	    trunc = realloc(cksum->contents, cksum->length);
-	    if (trunc)
-		cksum->contents = trunc;
-	}
+        cksum->magic = KV5M_CHECKSUM;
+        cksum->checksum_type = cksumtype;
+        if (ctp->trunc_size) {
+            cksum->length = ctp->trunc_size;
+            trunc = realloc(cksum->contents, cksum->length);
+            if (trunc)
+                cksum->contents = trunc;
+        }
     }
 
 cleanup:
     if (ret) {
-	zapfree(cksum->contents, cksum->length);
-	cksum->contents = NULL;
+        zapfree(cksum->contents, cksum->length);
+        cksum->contents = NULL;
     }
 
     return ret;
@@ -118,16 +119,16 @@ cleanup:
 
 krb5_error_code KRB5_CALLCONV
 krb5_c_make_checksum(krb5_context context, krb5_cksumtype cksumtype,
-		     const krb5_keyblock *keyblock, krb5_keyusage usage,
-		     const krb5_data *input, krb5_checksum *cksum)
+                     const krb5_keyblock *keyblock, krb5_keyusage usage,
+                     const krb5_data *input, krb5_checksum *cksum)
 {
     krb5_key key = NULL;
     krb5_error_code ret;
 
     if (keyblock != NULL) {
-	ret = krb5_k_create_key(context, keyblock, &key);
-	if (ret != 0)
-	    return ret;
+        ret = krb5_k_create_key(context, keyblock, &key);
+        if (ret != 0)
+            return ret;
     }
     ret = krb5_k_make_checksum(context, cksumtype, key, usage, input, cksum);
     krb5_k_free_key(context, key);