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-rw-r--r--cipher/des.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/cipher/des.c b/cipher/des.c
index 7db9e5d8..f1550d1d 100644
--- a/cipher/des.c
+++ b/cipher/des.c
@@ -118,6 +118,7 @@
#include "types.h" /* for byte and u32 typedefs */
#include "g10lib.h"
#include "cipher.h"
+#include "bufhelp.h"
#if defined(__GNUC__) && defined(__GNU_LIBRARY__)
#define working_memcmp memcmp
@@ -455,14 +456,12 @@ static unsigned char weak_keys_chksum[20] = {
* Macros to convert 8 bytes from/to 32bit words.
*/
#define READ_64BIT_DATA(data, left, right) \
- left = (data[0] << 24) | (data[1] << 16) | (data[2] << 8) | data[3]; \
- right = (data[4] << 24) | (data[5] << 16) | (data[6] << 8) | data[7];
+ left = buf_get_be32(data + 0); \
+ right = buf_get_be32(data + 4);
#define WRITE_64BIT_DATA(data, left, right) \
- data[0] = (left >> 24) &0xff; data[1] = (left >> 16) &0xff; \
- data[2] = (left >> 8) &0xff; data[3] = left &0xff; \
- data[4] = (right >> 24) &0xff; data[5] = (right >> 16) &0xff; \
- data[6] = (right >> 8) &0xff; data[7] = right &0xff;
+ buf_put_be32(data + 0, left); \
+ buf_put_be32(data + 4, right);
/*
* Handy macros for encryption and decryption of data