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ADD: @marshmellow42 's fixed version of the ISO11784 FDX-B

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ADD: crc16_ccitt_rev  (reverse version of crc16_ccitt 0x0000)
This commit is contained in:
iceman1001 2015-06-04 10:33:55 +02:00
commit ad6219fc91
10 changed files with 109 additions and 45 deletions
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15
client/util.c
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@ -453,3 +453,18 @@ 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];
}
uint32_t PackBits(uint8_t start, uint8_t len, uint8_t* bits) {
int i = start;
int j = len-1;
if (len > 32) return 0;
uint32_t tmp = 0;
for (; j >= 0; --j, ++i)
tmp |= bits[i] << j;
return tmp;
}