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/*
This file is part of Warzone 2100.
Copyright (C) 1999-2004 Eidos Interactive
Copyright (C) 2005-2020 Warzone 2100 Project
Warzone 2100 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 2 of the License, or
(at your option) any later version.
Warzone 2100 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 Warzone 2100; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
// ////////////////////////////////////////////////////////////////////////
// Includes
#include "lib/framework/frame.h"
#include <time.h>
#include <physfs.h>
#include "lib/framework/physfs_ext.h"
#include "lib/framework/wztime.h"
#include "netlog.h"
#include "netplay.h"
#include "netpermissions.h"
// ////////////////////////////////////////////////////////////////////////
// Logging for debug only
// ////////////////////////////////////////////////////////////////////////
#define NUM_GAME_PACKETS 256
static PHYSFS_file *pFileHandle = nullptr;
static uint32_t packetcount[2][NUM_GAME_PACKETS];
static uint32_t packetsize[2][NUM_GAME_PACKETS];
bool NETstartLogging(void)
{
time_t aclock;
char buf[256];
static char filename[256] = {'\0'};
int i;
for (i = 0; i < NUM_GAME_PACKETS; i++)
{
packetcount[0][i] = 0;
packetsize[0][i] = 0;
packetcount[1][i] = 0;
packetsize[1][i] = 0;
}
time(&aclock); /* Get time in seconds */
auto newtime = getLocalTime(aclock); /* Convert time to struct */
snprintf(filename, sizeof(filename), "logs/netplay-%04d%02d%02d_%02d%02d%02d.log", newtime.tm_year + 1900, newtime.tm_mon + 1, newtime.tm_mday, newtime.tm_hour, newtime.tm_min, newtime.tm_sec);
pFileHandle = PHYSFS_openWrite(filename); // open the file
if (!pFileHandle)
{
debug(LOG_ERROR, "Could not create net log %s: %s", filename,
WZ_PHYSFS_getLastError());
return false;
}
snprintf(buf, sizeof(buf), "NETPLAY log: %s\n", getAscTime(newtime).c_str());
WZ_PHYSFS_writeBytes(pFileHandle, buf, static_cast<PHYSFS_uint32>(strlen(buf)));
return true;
}
bool NETstopLogging(void)
{
static const char dash_line[] = "-----------------------------------------------------------\n";
char buf[256];
int i;
UDWORD totalBytessent = 0, totalBytesrecv = 0, totalPacketsent = 0, totalPacketrecv = 0;
if (!pFileHandle)
{
return false;
}
/* Output stats */
for (i = 0; i < NUM_GAME_PACKETS; i++)
{
if (!strcmp(messageTypeToString(i), "(UNUSED)"))
{
continue;
}
else
{
snprintf(buf, sizeof(buf), "%-24s:\t received %u times, %u bytes; sent %u times, %u bytes\n", messageTypeToString(i),
packetcount[1][i], packetsize[1][i], packetcount[0][i], packetsize[0][i]);
}
WZ_PHYSFS_writeBytes(pFileHandle, buf, static_cast<PHYSFS_uint32>(strlen(buf)));
totalBytessent += packetsize[0][i];
totalBytesrecv += packetsize[1][i];
totalPacketsent += packetcount[0][i];
totalPacketrecv += packetcount[1][i];
}
snprintf(buf, sizeof(buf), "== Total bytes sent %u, Total bytes received %u ==\n", totalBytessent, totalBytesrecv);
WZ_PHYSFS_writeBytes(pFileHandle, buf, static_cast<PHYSFS_uint32>(strlen(buf)));
snprintf(buf, sizeof(buf), "== Total packets sent %u, recv %u ==\n", totalPacketsent, totalPacketrecv);
WZ_PHYSFS_writeBytes(pFileHandle, buf, static_cast<PHYSFS_uint32>(strlen(buf)));
snprintf(buf, sizeof(buf), "\n-Sync statistics -\n");
WZ_PHYSFS_writeBytes(pFileHandle, buf, static_cast<PHYSFS_uint32>(strlen(buf)));
WZ_PHYSFS_writeBytes(pFileHandle, dash_line, static_cast<PHYSFS_uint32>(strlen(dash_line)));
snprintf(buf, sizeof(buf), "joins: %u, kicks: %u, drops: %u, left %u\n", sync_counter.joins, sync_counter.kicks, sync_counter.drops, sync_counter.left);
WZ_PHYSFS_writeBytes(pFileHandle, buf, static_cast<PHYSFS_uint32>(strlen(buf)));
snprintf(buf, sizeof(buf), "banned: %u, cantjoin: %u, rejected: %u\n", sync_counter.banned, sync_counter.cantjoin, sync_counter.rejected);
WZ_PHYSFS_writeBytes(pFileHandle, buf, static_cast<PHYSFS_uint32>(strlen(buf)));
if (sync_counter.banned)
{
auto banList = NETgetIPBanList();
if (!banList.empty())
{
snprintf(buf, sizeof(buf), "Banned list:\n");
WZ_PHYSFS_writeBytes(pFileHandle, buf, static_cast<PHYSFS_uint32>(strlen(buf)));
for (const auto& banDetails : banList)
{
if (banDetails.IPAddress[0] != '\0')
{
snprintf(buf, sizeof(buf), "player %s, IP: %s\n", banDetails.pname, banDetails.IPAddress);
WZ_PHYSFS_writeBytes(pFileHandle, buf, static_cast<PHYSFS_uint32>(strlen(buf)));
}
}
}
}
WZ_PHYSFS_writeBytes(pFileHandle, dash_line, static_cast<PHYSFS_uint32>(strlen(dash_line)));
WZ_PHYSFS_writeBytes(pFileHandle, dash_line, static_cast<PHYSFS_uint32>(strlen(dash_line)));
if (!PHYSFS_close(pFileHandle))
{
debug(LOG_ERROR, "Could not close net log: %s", WZ_PHYSFS_getLastError());
return false;
}
pFileHandle = nullptr;
return true;
}
/** log packet
* \param type, uint8_t, the packet's type.
* \param size, uint32_t, the packet's size
* \param received, bool, true if we are receiving a packet, false if we are sending a packet.
*/
void NETlogPacket(uint8_t type, uint32_t size, bool received)
{
STATIC_ASSERT((1 << (8 * sizeof(type))) == NUM_GAME_PACKETS); // NUM_GAME_PACKETS must be larger than maximum possible type.
packetcount[received][type]++;
packetsize[received][type] += size;
}
bool NETlogEntry(const char *str, UDWORD a, UDWORD b)
{
static const char star_line[] = "************************************************************\n";
static UDWORD lastframe = 0;
UDWORD frame = frameGetFrameNumber();
time_t aclock;
char buf[256];
if (!pFileHandle)
{
return false;
}
time(&aclock); /* Get time in seconds */
auto newtime_result = getLocalTimeOpt(aclock); /* Convert time to struct */
if (!newtime_result.has_value() || !pFileHandle)
{
debug(LOG_ERROR, "Fatal error averted in NETlog");
return false;
}
struct tm newtime = newtime_result.value();
// check to see if a new frame.
if (frame != lastframe)
{
static const char dash_line[] = "-----------------------------------------------------------\n";
lastframe = frame;
WZ_PHYSFS_writeBytes(pFileHandle, dash_line, static_cast<PHYSFS_uint32>(strlen(dash_line)));
}
if (a < NUM_GAME_PACKETS)
// replace common msgs with txt descriptions
{
snprintf(buf, sizeof(buf), "%s # %s \t: %s \t:%d\n", getAscTime(newtime).c_str(), str, messageTypeToString(a), b);
}
else if (a == SYNC_FLAG)
{
snprintf(buf, sizeof(buf), "%s # %s \t: %d \t(Sync)\n", getAscTime(newtime).c_str(), str, b);
}
else
{
snprintf(buf, sizeof(buf), "%s # %s \t:%d \t\t\t:%d\n", getAscTime(newtime).c_str(), str, a, b);
}
if (a == NET_PLAYER_LEAVING || a == NET_PLAYER_DROPPED)
{
// Write a starry line above NET_LEAVING messages
WZ_PHYSFS_writeBytes(pFileHandle, star_line, static_cast<PHYSFS_uint32>(strlen(star_line)));
WZ_PHYSFS_writeBytes(pFileHandle, buf, static_cast<PHYSFS_uint32>(strlen(buf)));
WZ_PHYSFS_writeBytes(pFileHandle, star_line, static_cast<PHYSFS_uint32>(strlen(star_line)));
}
else
{
WZ_PHYSFS_writeBytes(pFileHandle, buf, static_cast<PHYSFS_uint32>(strlen(buf)));
}
PHYSFS_flush(pFileHandle);
return true;
}
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