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/*
* include/proto/compression.h
* This file defines function prototypes for compression.
*
* Copyright 2012 (C) Exceliance, David Du Colombier <dducolombier@exceliance.fr>
* William Lallemand <wlallemand@exceliance.fr>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation, version 2.1
* exclusively.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _PROTO_COMP_H
#define _PROTO_COMP_H
#include <types/compression.h>
int comp_append_type(struct comp *comp, const char *type);
int comp_append_algo(struct comp *comp, const char *algo);
int http_emit_chunk_size(char *out, unsigned int chksz, int add_crlf);
int http_compression_buffer_init(struct session *s, struct buffer *in, struct buffer *out);
int http_compression_buffer_add_data(struct session *s, struct buffer *in, struct buffer *out);
int http_compression_buffer_end(struct session *s, struct buffer **in, struct buffer **out, int end);
int identity_init(struct comp_ctx *comp_ctx, int level);
int identity_add_data(struct comp_ctx *comp_ctx, const char *in_data, int in_len, char *out_data, int out_len);
int identity_flush(struct comp_ctx *comp_ctx, struct buffer *out, int flag);
int identity_reset(struct comp_ctx *comp_ctx);
int identity_end(struct comp_ctx *comp_ctx);
#ifdef USE_ZLIB
int deflate_init(struct comp_ctx *comp_ctx, int level);
int deflate_add_data(struct comp_ctx *comp_ctx, const char *in_data, int in_len, char *out_data, int out_len);
int deflate_flush(struct comp_ctx *comp_ctx, struct buffer *out, int flag);
int deflate_reset(struct comp_ctx *comp_ctx);
int deflate_end(struct comp_ctx *comp_ctx);
int gzip_init(struct comp_ctx *comp_ctx, int level);
int gzip_add_data(struct comp_ctx *comp_ctx, const char *in_data, int in_len, char *out_data, int out_len);
int gzip_flush(struct comp_ctx *comp_ctx, struct buffer *out, int flag);
int gzip_reset(struct comp_ctx *comp_ctx);
int gzip_end(struct comp_ctx *comp_ctx);
#endif /* USE_ZLIB */
#endif /* _PROTO_COMP_H */
/*
* Local variables:
* c-indent-level: 8
* c-basic-offset: 8
* End:
*/