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some @iceman1001 s coverty scan fixes

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great work!
This commit is contained in:
marshmellow42 2016-01-08 18:26:56 -05:00
parent 3975d477e1
commit c4c3af7c16
7 changed files with 20 additions and 3 deletions
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10
client/util.c
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@ -497,3 +497,13 @@ void xor(unsigned char *dst, unsigned char *src, size_t len) {
int32_t le24toh (uint8_t data[3]) {
return (data[2] << 16) | (data[1] << 8) | data[0];
}
// RotateLeft - Ultralight, Desfire, works on byte level
// 00-01-02 >> 01-02-00
void rol(uint8_t *data, const size_t len){
uint8_t first = data[0];
for (size_t i = 0; i < len-1; i++) {
data[i] = data[i+1];
}
data[len-1] = first;
}