2022-04-25 00:29:35 +04:00
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/* $OpenBSD: comp.h,v 1.9 2022/01/14 08:21:12 tb Exp $ */
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2020-12-28 19:15:37 +04:00
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#ifndef HEADER_COMP_H
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#define HEADER_COMP_H
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#include <openssl/crypto.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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COMP_CTX *COMP_CTX_new(COMP_METHOD *meth);
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void COMP_CTX_free(COMP_CTX *ctx);
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int COMP_compress_block(COMP_CTX *ctx, unsigned char *out, int olen,
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unsigned char *in, int ilen);
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int COMP_expand_block(COMP_CTX *ctx, unsigned char *out, int olen,
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unsigned char *in, int ilen);
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COMP_METHOD *COMP_rle(void );
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COMP_METHOD *COMP_zlib(void );
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void COMP_zlib_cleanup(void);
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#ifdef HEADER_BIO_H
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#ifdef ZLIB
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BIO_METHOD *BIO_f_zlib(void);
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#endif
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#endif
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void ERR_load_COMP_strings(void);
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/* Error codes for the COMP functions. */
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/* Function codes. */
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#define COMP_F_BIO_ZLIB_FLUSH 99
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#define COMP_F_BIO_ZLIB_NEW 100
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#define COMP_F_BIO_ZLIB_READ 101
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#define COMP_F_BIO_ZLIB_WRITE 102
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/* Reason codes. */
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#define COMP_R_ZLIB_DEFLATE_ERROR 99
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#define COMP_R_ZLIB_INFLATE_ERROR 100
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#define COMP_R_ZLIB_NOT_SUPPORTED 101
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#ifdef __cplusplus
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}
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#endif
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#endif
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