| // SPDX-License-Identifier: Zlib |
| #ifndef DFLTCC_INFLATE_H |
| #define DFLTCC_INFLATE_H |
| |
| #include "dfltcc.h" |
| |
| /* External functions */ |
| void dfltcc_reset_inflate_state(z_streamp strm); |
| int dfltcc_can_inflate(z_streamp strm); |
| typedef enum { |
| DFLTCC_INFLATE_CONTINUE, |
| DFLTCC_INFLATE_BREAK, |
| DFLTCC_INFLATE_SOFTWARE, |
| } dfltcc_inflate_action; |
| dfltcc_inflate_action dfltcc_inflate(z_streamp strm, |
| int flush, int *ret); |
| #define INFLATE_RESET_HOOK(strm) \ |
| dfltcc_reset_inflate_state((strm)) |
| |
| #define INFLATE_TYPEDO_HOOK(strm, flush) \ |
| if (dfltcc_can_inflate((strm))) { \ |
| dfltcc_inflate_action action; \ |
| \ |
| RESTORE(); \ |
| action = dfltcc_inflate((strm), (flush), &ret); \ |
| LOAD(); \ |
| if (action == DFLTCC_INFLATE_CONTINUE) \ |
| break; \ |
| else if (action == DFLTCC_INFLATE_BREAK) \ |
| goto inf_leave; \ |
| } |
| |
| #define INFLATE_NEED_CHECKSUM(strm) (!dfltcc_can_inflate((strm))) |
| |
| #define INFLATE_NEED_UPDATEWINDOW(strm) (!dfltcc_can_inflate((strm))) |
| |
| #endif /* DFLTCC_DEFLATE_H */ |