1 #ifndef INCLUDED_CRYPTSETUP_LUKS_AF_H 2 #define INCLUDED_CRYPTSETUP_LUKS_AF_H 3 4 /* 5 * AFsplitter - Anti forensic information splitter 6 * Copyright 2004, Clemens Fruhwirth <clemens@endorphin.org> 7 */ 8 9 /* 10 * AF_split operates on src and produces information splitted data in 11 * dst. src is assumed to be of the length blocksize. The data stripe 12 * dst points to must be captable of storing blocksize*blocknumbers. 13 * blocknumbers is the data multiplication factor. 14 * 15 * AF_merge does just the opposite: reproduces the information stored in 16 * src of the length blocksize*blocknumbers into dst of the length 17 * blocksize. 18 * 19 * On error, both functions return -1, 0 otherwise. 20 */ 21 22 int AF_split(char *src, char *dst, size_t blocksize, unsigned int blocknumbers, const char *hash); 23 int AF_merge(char *src, char *dst, size_t blocksize, unsigned int blocknumbers, const char *hash); 24 25 #endif 26