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/*
* Copyright (C) 2003-2010 Sebastien Helleu <flashcode@flashtux.org>
*
* This file is part of WeeChat, the extensible chat client.
*
* WeeChat is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* WeeChat 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with WeeChat. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __WEECHAT_XFER_H
#define __WEECHAT_XFER_H 1
#define weechat_plugin weechat_xfer_plugin
#define XFER_PLUGIN_NAME "xfer"
/* xfer types */
enum t_xfer_type
{
XFER_TYPE_FILE_RECV = 0,
XFER_TYPE_FILE_SEND,
XFER_TYPE_CHAT_RECV,
XFER_TYPE_CHAT_SEND,
/* number of xfer types */
XFER_NUM_TYPES,
};
/* xfer protocol (for file transfer) */
enum t_xfer_protocol
{
XFER_NO_PROTOCOL = 0,
XFER_PROTOCOL_DCC,
/* number of xfer protocols */
XFER_NUM_PROTOCOLS,
};
/* xfer status */
enum t_xfer_status
{
XFER_STATUS_WAITING = 0, /* waiting for host answer */
XFER_STATUS_CONNECTING, /* connecting to host */
XFER_STATUS_ACTIVE, /* sending/receiving data */
XFER_STATUS_DONE, /* transfer done */
XFER_STATUS_FAILED, /* transfer failed */
XFER_STATUS_ABORTED, /* transfer aborded by user */
/* number of xfer status */
XFER_NUM_STATUS,
};
/* xfer errors */
enum t_xfer_error
{
XFER_NO_ERROR = 0, /* no error to report, all ok! */
XFER_ERROR_READ_LOCAL, /* unable to read local file */
XFER_ERROR_SEND_BLOCK, /* unable to send block to receiver */
XFER_ERROR_READ_ACK, /* unable to read ACK from receiver */
XFER_ERROR_CONNECT_SENDER, /* unable to connect to sender */
XFER_ERROR_RECV_BLOCK, /* unable to recv block from sender */
XFER_ERROR_WRITE_LOCAL, /* unable to write to local file */
/* number of errors */
XFER_NUM_ERRORS,
};
/* xfer blocksize */
#define XFER_BLOCKSIZE_MIN 1024 /* min blocksize when sending file */
#define XFER_BLOCKSIZE_MAX 102400 /* max blocksize when sending file */
/* separator in filenames */
#ifdef _WIN32
#define DIR_SEPARATOR "\\"
#define DIR_SEPARATOR_CHAR '\\'
#else
#define DIR_SEPARATOR "/"
#define DIR_SEPARATOR_CHAR '/'
#endif
/* macros for type/status */
#define XFER_IS_FILE(type) ((type == XFER_TYPE_FILE_RECV) || \
(type == XFER_TYPE_FILE_SEND))
#define XFER_IS_CHAT(type) ((type == XFER_TYPE_CHAT_RECV) || \
(type == XFER_TYPE_CHAT_SEND))
#define XFER_IS_RECV(type) ((type == XFER_TYPE_FILE_RECV) || \
(type == XFER_TYPE_CHAT_RECV))
#define XFER_IS_SEND(type) ((type == XFER_TYPE_FILE_SEND) || \
(type == XFER_TYPE_CHAT_SEND))
#define XFER_HAS_ENDED(status) ((status == XFER_STATUS_DONE) || \
(status == XFER_STATUS_FAILED) || \
(status == XFER_STATUS_ABORTED))
struct t_xfer
{
/* data received by xfer to initiate a transfer */
char *plugin_name; /* plugin name */
char *plugin_id; /* id used by plugin */
enum t_xfer_type type; /* xfer type (send/recv file) */
enum t_xfer_protocol protocol; /* xfer protocol (for file transfer) */
char *remote_nick; /* remote nick */
char *local_nick; /* local nick */
char *charset_modifier; /* string for charset modifier_data */
char *filename; /* filename */
unsigned long size; /* file size */
char *proxy; /* proxy to use (optional) */
unsigned long address; /* local or remote IP address */
int port; /* remote port */
/* internal data */
enum t_xfer_status status; /* xfer status (waiting, sending,..) */
struct t_gui_buffer *buffer; /* buffer (for chat only) */
char *remote_nick_color; /* color for remote nick (given by */
/* IRC plugin) */
int fast_send; /* fast send file: does not wait ACK */
int blocksize; /* block size for sending file */
time_t start_time; /* time when xfer started */
time_t start_transfer; /* time when xfer transfer started */
int sock; /* socket for connection */
pid_t child_pid; /* pid of child process (send/recv) */
int child_read; /* to read into child pipe */
int child_write; /* to write into child pipe */
struct t_hook *hook_fd; /* hook for socket or child pipe */
struct t_hook *hook_timer; /* timeout for recever accept */
char *unterminated_message; /* beginning of a message */
int file; /* local file (read or write) */
char *local_filename; /* local filename (with path) */
int filename_suffix; /* suffix (like .1) if renaming file */
unsigned long pos; /* number of bytes received/sent */
unsigned long ack; /* number of bytes received OK */
unsigned long start_resume; /* start of resume (in bytes) */
time_t last_check_time; /* last time we checked bytes snt/rcv*/
unsigned long last_check_pos; /* bytes sent/recv at last check */
time_t last_activity; /* time of last byte received/sent */
unsigned long bytes_per_sec; /* bytes per second */
unsigned long eta; /* estimated time of arrival */
struct t_xfer *prev_xfer; /* link to previous xfer */
struct t_xfer *next_xfer; /* link to next xfer */
};
extern struct t_weechat_plugin *weechat_xfer_plugin;
extern char *xfer_type_string[];
extern char *xfer_protocol_string[];
extern char *xfer_status_string[];
extern struct t_xfer *xfer_list, *last_xfer;
extern int xfer_count;
extern int xfer_valid (struct t_xfer *xfer);
extern struct t_xfer *xfer_search_by_number (int number);
extern struct t_xfer *xfer_search_by_buffer (struct t_gui_buffer *buffer);
extern void xfer_close (struct t_xfer *xfer, enum t_xfer_status status);
extern void xfer_send_signal (struct t_xfer *xfer, const char *signal);
extern void xfer_free (struct t_xfer *xfer);
extern int xfer_add_to_infolist (struct t_infolist *infolist,
struct t_xfer *xfer);
#endif /* __WEECHAT_XFER_H */
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