added basic library creation support

[arm-crypto-lib.git] / des / des.c

diff --git a/des/des.c b/des/des.c
index f7b99526fa15bf97984e303e81320074f0b5255d..0a27503e016d197e63d730a557b625cded147e63 100644 (file)
--- a/des/des.c
+++ b/des/des.c
@@ -202,10 +202,9 @@ const uint8_t shiftkeyinv_permtab[] = {
 #define ROTTABLE_INV  0x3F7E
 /******************************************************************************/
 
-void permute(uint8_t *ptable, const uint8_t *in, uint8_t *out){
-       uint8_t ib, ob; /* in-bytes and out-bytes */
+void permute(const uint8_t *ptable, const uint8_t *in, uint8_t *out){
+       uint8_t ob; /* in-bytes and out-bytes */
        uint8_t byte, bit; /* counter for bit and byte */
-       ib = ptable[0];
        ob = ptable[1];
        ptable = &(ptable[2]);
        for(byte=0; byte<ob; ++byte){