Remove header files from .cvsignore.

[openssl.git] / crypto / des / set_key.c

diff --git a/crypto/des/set_key.c b/crypto/des/set_key.c
index fe966fd25570c1c4e3c255b02f4eaa027caa9bec..52f0f8aff941623fca81eb9a72ecab8af7df37e4 100644 (file)
--- a/crypto/des/set_key.c
+++ b/crypto/des/set_key.c
@@ -68,30 +68,28 @@
 #include "sk.h"
 
 #ifndef NOPROTO
-static int check_parity(des_cblock (*key));
+static int check_parity(const des_cblock key);
 #else
 static int check_parity();
 #endif
 
 int des_check_key=0;
 
-void des_set_odd_parity(key)
-des_cblock (*key);
+void des_set_odd_parity(des_cblock key)
        {
        int i;
 
        for (i=0; i<DES_KEY_SZ; i++)
-               (*key)[i]=odd_parity[(*key)[i]];
+               key[i]=odd_parity[key[i]];
        }
 
-static int check_parity(key)
-des_cblock (*key);
+static int check_parity(const des_cblock key)
        {
        int i;
 
        for (i=0; i<DES_KEY_SZ; i++)
                {
-               if ((*key)[i] != odd_parity[(*key)[i]])
+               if (key[i] != odd_parity[key[i]])
                        return(0);
                }
        return(1);
@@ -127,8 +125,7 @@ static des_cblock weak_keys[NUM_WEAK_KEY]={
        {0xE0,0xFE,0xE0,0xFE,0xF1,0xFE,0xF1,0xFE},
        {0xFE,0xE0,0xFE,0xE0,0xFE,0xF1,0xFE,0xF1}};
 
-int des_is_weak_key(key)
-des_cblock (*key);
+int des_is_weak_key(const des_cblock key)
        {
        int i;
 
@@ -157,13 +154,11 @@ des_cblock (*key);
  * return -1 if key parity error,
  * return -2 if illegal weak key.
  */
-int des_set_key(key, schedule)
-des_cblock (*key);
-des_key_schedule schedule;
+int des_set_key(const des_cblock key, des_key_schedule schedule)
        {
        static int shifts2[16]={0,0,1,1,1,1,1,1,0,1,1,1,1,1,1,0};
        register DES_LONG c,d,t,s,t2;
-       register unsigned char *in;
+       register const unsigned char *in;
        register DES_LONG *k;
        register int i;
 
@@ -177,7 +172,7 @@ des_key_schedule schedule;
                }
 
        k=(DES_LONG *)schedule;
-       in=(unsigned char *)key;
+       in=key;
 
        c2l(in,c);
        c2l(in,d);
@@ -238,9 +233,7 @@ des_key_schedule schedule;
        return(0);
        }
 
-int des_key_sched(key, schedule)
-des_cblock (*key);
-des_key_schedule schedule;
+int des_key_sched(const des_cblock key, des_key_schedule schedule)
        {
        return(des_set_key(key,schedule));
        }