CHG: this timing should be quite good. needs to be verified.

[proxmark3-svn] / client / util.c

diff --git a/client/util.c b/client/util.c
index e81d760014ce107d6a2f09fa95aafe1a2179c20e..b2ac82ae1d9522a58f0d2c6ef9e8a04459930aed 100644 (file)
--- a/client/util.c
+++ b/client/util.c
@@ -221,7 +221,7 @@ void num_to_bytebitsLSBF(uint64_t n, size_t len, uint8_t *dest) {
 // hh,gg,ff,ee,dd,cc,bb,aa, pp,oo,nn,mm,ll,kk,jj,ii
 // up to 64 bytes or 512 bits
 uint8_t *SwapEndian64(const uint8_t *src, const size_t len, const uint8_t blockSize){
 // hh,gg,ff,ee,dd,cc,bb,aa, pp,oo,nn,mm,ll,kk,jj,ii
 // up to 64 bytes or 512 bits
 uint8_t *SwapEndian64(const uint8_t *src, const size_t len, const uint8_t blockSize){

-       uint8_t buf[64];
+       static uint8_t buf[64];

        memset(buf, 0x00, 64);
        uint8_t *tmp = buf;
        for (uint8_t block=0; block < (uint8_t)(len/blockSize); block++){
        memset(buf, 0x00, 64);
        uint8_t *tmp = buf;
        for (uint8_t block=0; block < (uint8_t)(len/blockSize); block++){


@@ -229,7 +229,7 @@ uint8_t *SwapEndian64(const uint8_t *src, const size_t len, const uint8_t blockS
                        tmp[i+(blockSize*block)] = src[(blockSize-1-i)+(blockSize*block)];
                }
        }
                        tmp[i+(blockSize*block)] = src[(blockSize-1-i)+(blockSize*block)];
                }
        }

-       return tmp;
+       return buf;

 }
 
 // takes a uint8_t src array, for len items and reverses the byte order in blocksizes (8,16,32,64), 
 }
 
 // takes a uint8_t src array, for len items and reverses the byte order in blocksizes (8,16,32,64),