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- /* Copyright (c) 2001 Matej Pfajfar.
- * Copyright (c) 2001-2004, Roger Dingledine.
- * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
- * Copyright (c) 2007-2011, The Tor Project, Inc. */
- /* See LICENSE for licensing information */
- /**
- * \file buffers.h
- * \brief Header file for buffers.c.
- **/
- #ifndef _TOR_BUFFERS_H
- #define _TOR_BUFFERS_H
- buf_t *buf_new(void);
- buf_t *buf_new_with_capacity(size_t size);
- void buf_free(buf_t *buf);
- void buf_clear(buf_t *buf);
- void buf_shrink(buf_t *buf);
- void buf_shrink_freelists(int free_all);
- void buf_dump_freelist_sizes(int severity);
- size_t buf_datalen(const buf_t *buf);
- size_t buf_allocation(const buf_t *buf);
- size_t buf_slack(const buf_t *buf);
- int read_to_buf(tor_socket_t s, size_t at_most, buf_t *buf, int *reached_eof,
- int *socket_error);
- int read_to_buf_tls(tor_tls_t *tls, size_t at_most, buf_t *buf);
- int flush_buf(tor_socket_t s, buf_t *buf, size_t sz, size_t *buf_flushlen);
- int flush_buf_tls(tor_tls_t *tls, buf_t *buf, size_t sz, size_t *buf_flushlen);
- int write_to_buf(const char *string, size_t string_len, buf_t *buf);
- int write_to_buf_zlib(buf_t *buf, tor_zlib_state_t *state,
- const char *data, size_t data_len, int done);
- int move_buf_to_buf(buf_t *buf_out, buf_t *buf_in, size_t *buf_flushlen);
- int fetch_from_buf(char *string, size_t string_len, buf_t *buf);
- int fetch_var_cell_from_buf(buf_t *buf, var_cell_t **out, int linkproto);
- int fetch_from_buf_http(buf_t *buf,
- char **headers_out, size_t max_headerlen,
- char **body_out, size_t *body_used, size_t max_bodylen,
- int force_complete);
- int fetch_from_buf_socks(buf_t *buf, socks_request_t *req,
- int log_sockstype, int safe_socks);
- int fetch_from_buf_socks_client(buf_t *buf, int state, char **reason);
- int fetch_from_buf_line(buf_t *buf, char *data_out, size_t *data_len);
- int peek_buf_has_control0_command(buf_t *buf);
- void assert_buf_ok(buf_t *buf);
- #ifdef BUFFERS_PRIVATE
- int buf_find_string_offset(const buf_t *buf, const char *s, size_t n);
- #endif
- #endif
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