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https://github.com/haproxy/haproxy.git
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bf3ae61789
This patch makes changes in the http_response_forward_body state machine. It checks if the compress algorithm had consumed data before swapping the temporary and the input buffer. So it prevents null sized zlib chunks.
76 lines
1.9 KiB
C
76 lines
1.9 KiB
C
/*
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* include/types/compression.h
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* This file defines everything related to compression.
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*
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* Copyright 2012 Exceliance, David Du Colombier <dducolombier@exceliance.fr>
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William Lallemand <wlallemand@exceliance.fr>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation, version 2.1
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* exclusively.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _TYPES_COMP_H
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#define _TYPES_COMP_H
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#ifdef USE_ZLIB
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#include <zlib.h>
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#endif /* USE_ZLIB */
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struct comp {
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struct comp_algo *algos;
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struct comp_type *types;
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unsigned int offload;
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};
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struct comp_ctx {
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#ifdef USE_ZLIB
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z_stream strm; /* zlib stream */
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void *zlib_deflate_state;
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void *zlib_window;
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void *zlib_prev;
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void *zlib_pending_buf;
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void *zlib_head;
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#endif /* USE_ZLIB */
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int cur_lvl;
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};
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struct comp_algo {
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char *name;
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int name_len;
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int (*init)(struct comp_ctx *comp_ctx, int level);
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int (*add_data)(struct comp_ctx *comp_ctx, const char *in_data, int in_len, struct buffer *out);
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int (*flush)(struct comp_ctx *comp_ctx, struct buffer *out, int flag);
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int (*reset)(struct comp_ctx *comp_ctx);
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int (*end)(struct comp_ctx *comp_ctx);
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struct comp_algo *next;
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};
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struct comp_type {
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char *name;
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int name_len;
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struct comp_type *next;
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};
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#endif /* _TYPES_COMP_H */
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/*
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* Local variables:
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* c-indent-level: 8
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* c-basic-offset: 8
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* End:
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*/
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