diff options
Diffstat (limited to 'contrib/pf/ftp-proxy/util.h')
| -rw-r--r-- | contrib/pf/ftp-proxy/util.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/contrib/pf/ftp-proxy/util.h b/contrib/pf/ftp-proxy/util.h new file mode 100644 index 0000000..597cd18 --- /dev/null +++ b/contrib/pf/ftp-proxy/util.h @@ -0,0 +1,68 @@ +/* $OpenBSD: util.h,v 1.3 2002/05/23 10:22:14 deraadt Exp $ */ + +/* + * Copyright (c) 1996-2001 + * Obtuse Systems Corporation. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 4. Neither the name of the Obtuse Systems nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL OBTUSE SYSTEMS CORPORATION OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +struct proxy_channel { + int pc_to_fd, pc_from_fd; + int pc_alive; + int pc_nextbyte; + int pc_flags; + int pc_length; + int pc_size; + struct sockaddr_in pc_from_sa, pc_to_sa; + int (*pc_filter)( void ** databuf, int datalen); + char *pc_buffer; +}; + +struct csiob { + int fd; + int line_buffer_size, io_buffer_size, io_buffer_len, next_byte; + unsigned char *io_buffer, *line_buffer; + struct sockaddr_in sa, real_sa; + char *who; + char alive, got_eof, data_available; + int send_oob_flags; +}; + +extern int telnet_getline(struct csiob *iobp, + struct csiob *telnet_passthrough); + +extern int get_proxy_env(int fd, struct sockaddr_in *server_sa_ptr, + struct sockaddr_in *client_sa_ptr); + +extern int get_backchannel_socket(int type, int min_port, int max_port, + int start_port, int direction, struct sockaddr_in *sap); + +extern int xfer_data(const char *what_read, int from_fd, int to_fd, + struct in_addr from, struct in_addr to); + +extern char *ProgName; + + |
