From 996429fa9ecd86f9d05bf97ae7b68950000c38ce Mon Sep 17 00:00:00 2001
From: iceman1001 <iceman@iuse.se>
Date: Fri, 6 Sep 2024 10:13:02 +0200
Subject: [PATCH] fix some const params

---
 client/src/util.c | 6 +++---
 client/src/util.h | 6 +++---
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/client/src/util.c b/client/src/util.c
index bc6fbf3b4..fa3df7d79 100644
--- a/client/src/util.c
+++ b/client/src/util.c
@@ -1147,7 +1147,7 @@ void binstr_2_bytes(uint8_t *target, size_t *targetlen, const char *src) {
     }
 }
 
-void hex_xor(uint8_t *d, uint8_t *x, int n) {
+void hex_xor(uint8_t *d, const uint8_t *x, int n) {
     while (n--) {
         d[n] ^= x[n];
     }
@@ -1163,7 +1163,7 @@ uint8_t GetParity(const uint8_t *bits, uint8_t type, int length) {
 }
 
 // add HID parity to binary array: EVEN prefix for 1st half of ID, ODD suffix for 2nd half
-void wiegand_add_parity(uint8_t *target, uint8_t *source, uint8_t length) {
+void wiegand_add_parity(uint8_t *target, const uint8_t *source, uint8_t length) {
     *(target++) = GetParity(source, EVEN, length / 2);
     memcpy(target, source, length);
     target += length;
@@ -1171,7 +1171,7 @@ void wiegand_add_parity(uint8_t *target, uint8_t *source, uint8_t length) {
 }
 
 // add HID parity to binary array: ODD prefix for 1st half of ID, EVEN suffix for 2nd half
-void wiegand_add_parity_swapped(uint8_t *target, uint8_t *source, uint8_t length) {
+void wiegand_add_parity_swapped(uint8_t *target, const uint8_t *source, uint8_t length) {
     *(target++) = GetParity(source, ODD, length / 2);
     memcpy(target, source, length);
     target += length;
diff --git a/client/src/util.h b/client/src/util.h
index 86c7a4f9c..1606cb81c 100644
--- a/client/src/util.h
+++ b/client/src/util.h
@@ -141,11 +141,11 @@ int binstr_2_binarray(uint8_t *target, char *source, int length);
 void bytes_2_binstr(char *target,  const uint8_t *source, size_t sourcelen);
 void binstr_2_bytes(uint8_t *target, size_t *targetlen, const char *src);
 
-void hex_xor(uint8_t *d, uint8_t *x, int n);
+void hex_xor(uint8_t *d, const uint8_t *x, int n);
 
 uint8_t GetParity(const uint8_t *bits, uint8_t type, int length);
-void wiegand_add_parity(uint8_t *target, uint8_t *source, uint8_t length);
-void wiegand_add_parity_swapped(uint8_t *target, uint8_t *source, uint8_t length);
+void wiegand_add_parity(uint8_t *target, const uint8_t *source, uint8_t length);
+void wiegand_add_parity_swapped(uint8_t *target, const uint8_t *source, uint8_t length);
 
 //void xor(unsigned char *dst, unsigned char *src, size_t len);