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- /* $MirOS: contrib/hosted/fwcf/compress.h,v 1.10 2007/03/09 22:35:13 tg Exp $ */
- /*
- * This file is part of the FreeWRT project. FreeWRT is copyrighted
- * material, please see the LICENCE file in the top-level directory
- * or at http://www.freewrt.org/licence for details.
- */
- #ifndef COMPRESS_H
- #define COMPRESS_H
- /* BEGIN of plug-in API description - hook yer proprietary modules here */
- /* returns 0 on success, -1 on failure */
- typedef int (*fwcf_compress_init_func)(void);
- /* in: *dst (malloc'd), src, size of source (max. INT_MAX) */
- /* returns size of destination on success, -1 on failure */
- typedef int (*fwcf_compress_work_func)(char **, char *, size_t)
- __attribute__((bounded (string, 2, 3)));
- /* in: dst, max size of dst, src, size of source (max. INT_MAX) */
- /* returns size of destination on success, -1 on failure */
- typedef int (*fwcf_compress_rev_func)(char *, size_t, char *, size_t)
- __attribute__((bounded (string, 1, 2)))
- __attribute__((bounded (string, 3, 4)));
- typedef struct FWCF_COMPRESSOR {
- fwcf_compress_init_func init;
- fwcf_compress_work_func compress;
- fwcf_compress_rev_func decompress;
- const char *name;
- uint8_t code;
- } fwcf_compressor;
- /* 0=success 1=EINVAL 2=slot already used */
- int compress_register(fwcf_compressor *);
- /* END of plug-in API description, version 1.0 */
- /* low-level */
- fwcf_compressor *compress_enumerate(void);
- int compress_list(void);
- /* high-level */
- fwcf_compressor *compressor_get(uint8_t);
- int compressor_getbyname(const char *);
- int list_compressors(void);
- #endif
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