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48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
/* Copyright 2003 Roger Dingledine
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* Copyright 2004-2006 Roger Dingledine, Nick Mathewson */
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/* See LICENSE for licensing information */
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/* $Id$ */
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/**
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* \file torgzip.h
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* \brief Headers for torgzip.h
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**/
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#ifndef __TORGZIP_H
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#define __TORGZIP_H
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#define TORGZIP_H_ID "$Id$"
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typedef enum {
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NO_METHOD=0, GZIP_METHOD=1, ZLIB_METHOD=2, UNKNOWN_METHOD=3
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} compress_method_t;
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int
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tor_gzip_compress(char **out, size_t *out_len,
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const char *in, size_t in_len,
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compress_method_t method);
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int
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tor_gzip_uncompress(char **out, size_t *out_len,
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const char *in, size_t in_len,
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compress_method_t method,
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int complete_only,
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int protocol_warn_level);
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int is_gzip_supported(void);
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compress_method_t detect_compression_method(const char *in, size_t in_len);
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typedef enum {
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TOR_ZLIB_OK, TOR_ZLIB_DONE, TOR_ZLIB_BUF_FULL, TOR_ZLIB_ERR
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} tor_zlib_output_t;
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typedef struct tor_zlib_state_t tor_zlib_state_t;
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tor_zlib_state_t *tor_zlib_new(int compress, compress_method_t method);
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tor_zlib_output_t tor_zlib_process(tor_zlib_state_t *state,
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char **out, size_t *out_len,
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const char **in, size_t *in_len,
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int finish);
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void tor_zlib_free(tor_zlib_state_t *state);
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#endif
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