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33 lines
989 B
C
33 lines
989 B
C
#pragma once
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#ifndef ZLIB_UTIL_H
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#define ZLIB_UTIL_H
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#include <stddef.h>
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#if defined(_MSC_VER)
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#include "ms_stdint.h"
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#else
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#include <stdint.h>
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#endif
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/* Attempts to decompress given deflated NUL-terminated buffer.
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*
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* If successful and |len| is not NULL, |len| will be set to the number of
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* bytes in the returned buffer.
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* Returns new string to be free()'d by caller, or NULL on error. */
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uint8_t *zlib_decompress(const uint8_t *buf, size_t *len);
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/* Attempt to compress given buffer.
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*
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* The compression level is passed directly to zlib: it must between 0 and 9,
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* where 1 gives best speed, 9 gives best compression, and 0 gives no
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* compression at all.
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*
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* If successful and |len| is not NULL, |len| will be set to the number of
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* bytes in the returned buffer.
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* Returns new string to be free()'d by caller, or NULL on error. */
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uint8_t *zlib_compress(const uint8_t *buf, const size_t buflen, int level,
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size_t *len);
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#endif /* ZLIB_UTIL_H */
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