mirror of
https://github.com/matrix-construct/construct
synced 2024-12-27 07:54:05 +01:00
212380e3f4
+ branches/release-2.1 -> 2.2 base + 3.0 -> branches/cxxconversion + backport some immediate 3.0 functionality for 2.2 + other stuff
129 lines
3.6 KiB
C
129 lines
3.6 KiB
C
/************************************************************************
|
|
* IRC - Internet Relay Chat, servlink/servlink.c
|
|
*
|
|
* This program 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 1, or (at your option)
|
|
* any later version.
|
|
*
|
|
* This program 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 this program; if not, write to the Free Software
|
|
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
*
|
|
* $Id: control.c 1285 2006-05-05 15:03:53Z nenolod $
|
|
*/
|
|
|
|
#include "setup.h"
|
|
|
|
#include <sys/types.h>
|
|
|
|
#include <assert.h>
|
|
#include <stdio.h>
|
|
#include <unistd.h>
|
|
#include <string.h>
|
|
#ifdef HAVE_LIBZ
|
|
#include <zlib.h>
|
|
#endif
|
|
|
|
#include "servlink.h"
|
|
#include "io.h"
|
|
#include "control.h"
|
|
|
|
static cmd_handler cmd_set_zip_out_level;
|
|
static cmd_handler cmd_start_zip_out;
|
|
static cmd_handler cmd_start_zip_in;
|
|
static cmd_handler cmd_init;
|
|
|
|
struct command_def command_table[] = {
|
|
{CMD_SET_ZIP_OUT_LEVEL, cmd_set_zip_out_level, COMMAND_FLAG_DATA},
|
|
{CMD_START_ZIP_OUT, cmd_start_zip_out, 0},
|
|
{CMD_START_ZIP_IN, cmd_start_zip_in, 0},
|
|
{CMD_INJECT_RECVQ, process_recvq, COMMAND_FLAG_DATA},
|
|
{CMD_INJECT_SENDQ, process_sendq, COMMAND_FLAG_DATA},
|
|
{CMD_INIT, cmd_init, 0},
|
|
{CMD_ZIPSTATS, send_zipstats, 0},
|
|
{0, 0, 0}
|
|
};
|
|
|
|
void
|
|
cmd_set_zip_out_level(struct ctrl_command *cmd)
|
|
{
|
|
#ifdef HAVE_LIBZ
|
|
out_state.zip_state.level = *cmd->data;
|
|
if((out_state.zip_state.level < -1) || (out_state.zip_state.level > 9))
|
|
send_error("invalid compression level %d", out_state.zip_state.level);
|
|
#else
|
|
send_error("can't set compression level - no libz support!");
|
|
#endif
|
|
}
|
|
|
|
void
|
|
cmd_start_zip_out(struct ctrl_command *cmd)
|
|
{
|
|
#ifdef HAVE_LIBZ
|
|
int ret;
|
|
|
|
if(out_state.zip)
|
|
send_error("can't start compression - already started!");
|
|
|
|
out_state.zip_state.z_stream.total_in = 0;
|
|
out_state.zip_state.z_stream.total_out = 0;
|
|
out_state.zip_state.z_stream.zalloc = (alloc_func) 0;
|
|
out_state.zip_state.z_stream.zfree = (free_func) 0;
|
|
out_state.zip_state.z_stream.data_type = Z_ASCII;
|
|
|
|
if(out_state.zip_state.level <= 0)
|
|
out_state.zip_state.level = Z_DEFAULT_COMPRESSION;
|
|
|
|
if((ret = deflateInit(&out_state.zip_state.z_stream, out_state.zip_state.level)) != Z_OK)
|
|
send_error("deflateInit failed: %s", zError(ret));
|
|
|
|
out_state.zip = 1;
|
|
#else
|
|
send_error("can't start compression - no libz support!");
|
|
#endif
|
|
}
|
|
|
|
void
|
|
cmd_start_zip_in(struct ctrl_command *cmd)
|
|
{
|
|
#ifdef HAVE_LIBZ
|
|
int ret;
|
|
|
|
if(in_state.zip)
|
|
send_error("can't start decompression - already started!");
|
|
|
|
in_state.zip_state.z_stream.total_in = 0;
|
|
in_state.zip_state.z_stream.total_out = 0;
|
|
in_state.zip_state.z_stream.zalloc = (alloc_func) 0;
|
|
in_state.zip_state.z_stream.zfree = (free_func) 0;
|
|
in_state.zip_state.z_stream.data_type = Z_ASCII;
|
|
if((ret = inflateInit(&in_state.zip_state.z_stream)) != Z_OK)
|
|
send_error("inflateInit failed: %s", zError(ret));
|
|
in_state.zip = 1;
|
|
#else
|
|
send_error("can't start decompression - no libz support!");
|
|
#endif
|
|
}
|
|
|
|
|
|
void
|
|
cmd_init(struct ctrl_command *cmd)
|
|
{
|
|
if(in_state.active || out_state.active)
|
|
send_error("CMD_INIT sent twice!");
|
|
|
|
in_state.active = 1;
|
|
out_state.active = 1;
|
|
CONTROL.read_cb = read_ctrl;
|
|
CONTROL.write_cb = NULL;
|
|
LOCAL.read_cb = read_data;
|
|
LOCAL.write_cb = NULL;
|
|
REMOTE.read_cb = read_net;
|
|
REMOTE.write_cb = NULL;
|
|
}
|