From: John Carr <jfc@mit.edu>
Date: Wed, 8 Apr 1992 20:25:49 +0000 (+0000)
Subject: Fix sign error
X-Git-Tag: krb5-1.0-beta2~187
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=16ca39cde2a7485ce4322212f4c07b70916a6cc5;p=krb5.git

Fix sign error

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@2275 dc483132-0cff-0310-8789-dd5450dbe970
---

diff --git a/src/lib/crypto/des/krb_glue.c b/src/lib/crypto/des/krb_glue.c
index 188e95dff..690e43c02 100644
--- a/src/lib/crypto/des/krb_glue.c
+++ b/src/lib/crypto/des/krb_glue.c
@@ -184,12 +184,14 @@ OLDDECLARG(krb5_pointer, ivec)
 
     cksum.contents = contents; 
 
-    if (retval = krb5_calculate_checksum(CKSUMTYPE_CRC32,
-					 (krb5_pointer) out,
-					 sumsize,
-					 (krb5_pointer)key->key->contents,
-					 sizeof(mit_des_cblock),
-					 &cksum)) 
+    /* This is equivalent to krb5_calculate_checksum(CKSUMTYPE_CRC32,...)
+       but avoids use of the cryptosystem config table which can not be
+       referenced here if this object is to be included in a shared library.  */
+    if (retval = crc32_cksumtable_entry.sum_func((krb5_pointer) out,
+						 sumsize,
+						 (krb5_pointer)key->key->contents,
+						 sizeof(mit_des_cblock),
+						 &cksum))
 	return retval;
 
     memcpy((char *)out+sizeof(mit_des_cblock), (char *)contents,
@@ -228,19 +230,17 @@ OLDDECLARG(krb5_pointer, ivec)
     memcpy((char *)contents_get, p, CRC32_CKSUM_LENGTH);
     memset(p, 0, CRC32_CKSUM_LENGTH);
 
-    if (retval = krb5_calculate_checksum(CKSUMTYPE_CRC32,
-					 out,
-					 size,
-					 (krb5_pointer)key->key->contents,
-					 sizeof(mit_des_cblock),
-					 &cksum)) 
+    if (retval = crc32_cksumtable_entry.sum_func(out, size,
+						 (krb5_pointer)key->key->contents,
+						 sizeof(mit_des_cblock),
+						 &cksum))
 	return retval;
 
     if (memcmp((char *)contents_get, (char *)contents_prd, CRC32_CKSUM_LENGTH) )
         return KRB5KRB_AP_ERR_BAD_INTEGRITY;
     memcpy((char *)out, (char *)out +
 	   sizeof(mit_des_cblock) + CRC32_CKSUM_LENGTH,
-	   size - sizeof(mit_des_cblock) + CRC32_CKSUM_LENGTH);
+	   size - sizeof(mit_des_cblock) - CRC32_CKSUM_LENGTH);
     return 0;
 }