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