From: iceman1001 <iceman@iuse.se>
Date: Sat, 23 Jul 2016 16:33:30 +0000 (+0200)
Subject: CHG: added a comment
X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/commitdiff_plain/1f1d974f02e20b4ce7996fa2159950fb2ea06750?ds=inline;hp=2de9622f0e8244c06acbce41fc5501ba7304e85b

CHG: added a comment
---

diff --git a/client/util.c b/client/util.c
index 99a26a40..4bbc992e 100644
--- a/client/util.c
+++ b/client/util.c
@@ -186,19 +186,16 @@ char *sprint_hex_ascii(const uint8_t *data, const size_t len) {
 	return buf;
 }
 
-void num_to_bytes(uint64_t n, size_t len, uint8_t* dest)
-{
+void num_to_bytes(uint64_t n, size_t len, uint8_t* dest) {
 	while (len--) {
 		dest[len] = (uint8_t) n;
 		n >>= 8;
 	}
 }
 
-uint64_t bytes_to_num(uint8_t* src, size_t len)
-{
+uint64_t bytes_to_num(uint8_t* src, size_t len) {
 	uint64_t num = 0;
-	while (len--)
-	{
+	while (len--) {
 		num = (num << 8) | (*src);
 		src++;
 	}
@@ -212,6 +209,7 @@ void num_to_bytebits(uint64_t n, size_t len, uint8_t *dest) {
 		n >>= 1;
 	}
 }
+
 //least significant bit first
 void num_to_bytebitsLSBF(uint64_t n, size_t len, uint8_t *dest) {
 	for(int i = 0 ; i < len ; ++i) {
@@ -220,7 +218,6 @@ void num_to_bytebitsLSBF(uint64_t n, size_t len, uint8_t *dest) {
 	}
 }
 
-
 // aa,bb,cc,dd,ee,ff,gg,hh, ii,jj,kk,ll,mm,nn,oo,pp
 // to
 // hh,gg,ff,ee,dd,cc,bb,aa, pp,oo,nn,mm,ll,kk,jj,ii
@@ -549,6 +546,7 @@ void rol(uint8_t *data, const size_t len){
 }
 
 // Swap bit order on a uint32_t value.  Can be limited by nrbits just use say 8bits reversal
+// And clears the rest of the bits.
 uint32_t SwapBits(uint32_t value, int nrbits) {
 	uint32_t newvalue = 0;
 	for(int i = 0; i < nrbits; i++) {