1 files changed, 7 insertions, 11 deletions

diff --git a/src/lib/libcrypto/des/pcbc_enc.c b/src/lib/libcrypto/des/pcbc_enc.c
index 4513207d90..dd69a26d4a 100644
--- a/src/lib/libcrypto/des/pcbc_enc.c
+++ b/src/lib/libcrypto/des/pcbc_enc.c
@@ -58,21 +58,17 @@
 
 #include "des_locl.h"
 
-void des_pcbc_encrypt(input, output, length, schedule, ivec, enc)
-des_cblock (*input);
-des_cblock (*output);
-long length;
-des_key_schedule schedule;
-des_cblock (*ivec);
-int enc;
+void des_pcbc_encrypt(const unsigned char *input, unsigned char *output,
+             long length, des_key_schedule schedule, des_cblock *ivec, int enc)
         {
         register DES_LONG sin0,sin1,xor0,xor1,tout0,tout1;
         DES_LONG tin[2];
-        unsigned char *in,*out,*iv;
+        const unsigned char *in;
+        unsigned char *out,*iv;
 
-        in=(unsigned char *)input;
-        out=(unsigned char *)output;
-        iv=(unsigned char *)ivec;
+        in=input;
+        out=output;
+        iv = &(*ivec)[0];
 
         if (enc)
                 {