3 files changed, 42 insertions, 7 deletions
diff --git a/src/lib/crypto/des/ChangeLog b/src/lib/crypto/des/ChangeLog
index 92a9ea8f3..1aed798a6 100644
--- a/src/lib/crypto/des/ChangeLog
+++ b/src/lib/crypto/des/ChangeLog
@@ -1,3 +1,13 @@
+Tue Oct 14 15:35:53 1997  Tom Yu  <tlyu@voltage-multiplier.mit.edu>
+
+	* des_int.h: Use better logic to find an appropriate type for
+ 	KRB_INT32; also don't assume that a key schedule element is
+	exactly 64 bits wide... use instead 2 * KRB_INT32, since that is
+	what the code uses internally.
+
+	* des.h: Use better logic to find an appropriate type for
+ 	KRB_INT32.
+
 Mon Oct  6 11:32:51 1997  Ezra Peisach  <epeisach@mit.edu>
 
 	* destest.c (main): Initialize context to 0 so it will not be
diff --git a/src/lib/crypto/des/des.h b/src/lib/crypto/des/des.h
index 6d8307ab7..f78e92438 100644
--- a/src/lib/crypto/des/des.h
+++ b/src/lib/crypto/des/des.h
@@ -16,16 +16,22 @@
 #include "k5-int.h"
 
 #ifndef KRB_INT32
-#if (SIZEOF_LONG == 4)
+#ifdef SIZEOF_INT
+#if SIZEOF_INT >= 4
+#define KRB_INT32 int
+#else
 #define KRB_INT32 long
-#elif (SIZEOF_INT == 4)
+#endif
+#else /* !defined(SIZEOF_INT) */
+#include <limits.h>
+#if (UINT_MAX >= 0xffffffff)
 #define KRB_INT32 int
-#elif (SIZEOF_SHORT == 4)
-#define KRB_INT32 short
 #else
-  ?== No 32 bit type available
+#define KRB_INT32 long
 #endif
-#endif /* !KRB_INT32 */
+#endif /* !defined(SIZEOF_INT) */
+#endif /* !defined(KRB_INT32) */
+
 #ifndef KRB_UINT32
 #define KRB_UINT32 unsigned KRB_INT32
 #endif
diff --git a/src/lib/crypto/des/des_int.h b/src/lib/crypto/des/des_int.h
index 68fa32505..52fd8e181 100644
--- a/src/lib/crypto/des/des_int.h
+++ b/src/lib/crypto/des/des_int.h
@@ -28,6 +28,8 @@
 #ifndef DES_INTERNAL_DEFS
 #define DES_INTERNAL_DEFS
 
+#include "des.h"
+
 /*
  * Begin "mit-des.h"
  */
@@ -44,9 +46,26 @@
 
 typedef krb5_octet mit_des_cblock[8];		/* crypto-block size */
 
+#ifndef KRB_INT32
+#ifdef SIZEOF_INT
+#if SIZEOF_INT >= 4
+#define KRB_INT32 int
+#else
+#define KRB_INT32 long
+#endif
+#else /* !defined(SIZEOF_INT) */
+#include <limits.h>
+#if (UINT_MAX >= 0xffffffff)
+#define KRB_INT32 int
+#else
+#define KRB_INT32 long
+#endif
+#endif /* !defined(SIZEOF_INT) */
+#endif /* !defined(KRB_INT32) */
+
 /* Key schedule--used internally by DES routines to gain some speed */
 typedef struct mit_des_ks_struct {
-    mit_des_cblock _;
+    KRB_INT32 _[2];
 } mit_des_key_schedule[16];
 
 /* Triple-DES structures */