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fpc.h
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fpc.h
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/*
* Copyright (C) 2017, Konstantinos Agiannis
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#if defined (__cplusplus)
extern "C" {
#endif
//encode bytes, return bytes written
//on error return -1
//size < 64Kb
int FPC_compress_block(void *output, const void *in, int size, int sym_num);
//on error return -1
int FPC_decompress_block(void * output, int out_size, const void *input, int in_size, int sym_num);
//return compressed size
//bsize < 64KB
//if bsize == 0 then adaptive
size_t FPC_compress(void * output, const void * input, size_t inlen, int bsize);
//return uncompressed bytes
size_t FPC_decompress(void * output, size_t max_output, const void * input, size_t inlen);
#define FPC_MAX_OUTPUT(S, B) ((S) + 256 + (B == 0 ? (((S)/(32*1024))+1)*4:((S)/(B)+1)*4))//TODO
#if defined (__cplusplus)
}
#endif