From 676e7750acd21af8bdf868acaa0888a918e0f91d Mon Sep 17 00:00:00 2001
From: Eugene Crosser <crosser@average.org>
Date: Wed, 4 Dec 2013 02:19:49 +0400
Subject: [PATCH] cleanup use of const

---
 pcsc_cr.c | 7 ++++---
 pcsc_cr.h | 5 +++--
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/pcsc_cr.c b/pcsc_cr.c
index b457cd8..48c79f8 100644
--- a/pcsc_cr.c
+++ b/pcsc_cr.c
@@ -37,7 +37,8 @@ static LONG find_hb(BYTE *atr, DWORD atrsize, BYTE **hb, LPDWORD hbsize)
 	return SCARD_S_SUCCESS;
 }
 
-long pcsc_cr(unsigned char *chal, int csize, unsigned char *resp, int *rsize)
+long pcsc_cr(const unsigned char *chal, const int csize,
+		unsigned char *resp, int *rsize)
 {
 	struct token_interface *type;
 	LONG rc;
@@ -97,7 +98,7 @@ long pcsc_cr(unsigned char *chal, int csize, unsigned char *resp, int *rsize)
 	printf("Serial is %s\n", serial);
 #endif
 	lrsize = *rsize;
-	rc = type->trancieve(hCard, chal, csize, resp, &lrsize);
+	rc = type->trancieve(hCard, (BYTE*)chal, csize, resp, &lrsize);
 	if (rc) goto disc_free_out;
 	*rsize = lrsize;
 	rc = type->epilogue(hCard);
@@ -112,7 +113,7 @@ char *pcsc_errstr(long err) {
 	return pcsc_stringify_error(err);
 }
 
-int pcsc_option(char *option)
+int pcsc_option(const char *option)
 {
 	char *name, *key, *val;
 	int i, rc = -1;
diff --git a/pcsc_cr.h b/pcsc_cr.h
index 35be3a4..3bdd45f 100644
--- a/pcsc_cr.h
+++ b/pcsc_cr.h
@@ -1,8 +1,9 @@
 #ifndef _PCSC_CR_H
 #define _PCSC_CR_H
 
-int pcsc_option(char *option);
-long pcsc_cr(unsigned char *chal, int csize, unsigned char *resp, int *rsize);
+int pcsc_option(const char *option);
+long pcsc_cr(const unsigned char *chal, const int csize,
+		unsigned char *resp, int *rsize);
 char *pcsc_errstr(long err);
 
 #endif
-- 
2.39.2