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/*
net_packetlog.c
packet logging/parsing - for debugging and educational purposes
**EXPERIMENTAL**
Copyright (C) 2000 Jukka Sorjonen <jukka.sorjonen@asikkala.fi>
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 2
of the License, 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:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
$Id$
*/
// fixme: we did support Quake1 protocol too...
#define QUAKEWORLD
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <ctype.h>
#include <stdarg.h>
#include "msg.h"
#include "net.h"
#include "protocol.h"
#include "quakefs.h"
#include "server.h"
#include "va.h"
cvar_t *netlogger;
cvar_t *netloglevel;
//extern server_t sv;
extern qboolean is_server;
//extern sizebuf_t net_message;
extern byte net_message_buffer[MAX_MSGLEN * 2];
void Analyze_Server_Packet (byte * data, int len);
void Analyze_Client_Packet (byte * data, int len);
void Parse_Server_Packet (void);
void Parse_Client_Packet (void);
int Net_LogStart (char *fname);
void Net_LogStop (void);
// note: this is SUPPOSED to be duplicate, like many others
char *svc_string[] = {
"svc_bad",
"svc_nop",
"svc_disconnect",
"svc_updatestat",
"svc_version", // [long] server version
"svc_setview", // [short] entity number
"svc_sound", // <see code>
"svc_time", // [float] server time
"svc_print", // [string] null terminated string
"svc_stufftext", // [string] stuffed into client's
// console buffer the string
// should be \n terminated
"svc_setangle", // [vec3] set the view angle to this
// absolute value
"svc_serverdata", // [long] version ...
"svc_lightstyle", // [byte] [string]
"svc_updatename", // [byte] [string]
"svc_updatefrags", // [byte] [short]
"svc_clientdata", // <shortbits + data>
"svc_stopsound", // <see code>
"svc_updatecolors", // [byte] [byte]
"svc_particle", // [vec3] <variable>
"svc_damage", // [byte] impact [byte] blood [vec3]
// from
"svc_spawnstatic",
"svc_spawnbinary",
"svc_spawnbaseline",
"svc_temp_entity", // <variable>
"svc_setpause",
"svc_signonnum",
"svc_centerprint",
"svc_killedmonster",
"svc_foundsecret",
"svc_spawnstaticsound",
"svc_intermission",
"svc_finale", // [string] music [string] text
"svc_cdtrack", // [byte] track [byte] looptrack
"svc_sellscreen",
"svc_smallkick", // Quake svc_cutscene
"svc_bigkick",
"svc_updateping",
"svc_updateentertime",
"svc_updatestatlong",
"svc_muzzleflash",
"svc_updateuserinfo",
"svc_download",
"svc_playerinfo",
"svc_nails",
"svc_chokecount",
"svc_modellist",
"svc_soundlist",
"svc_packetentities",
"svc_deltapacketentities",
"svc_maxspeed",
"svc_entgravity",
"svc_setinfo",
"svc_serverinfo",
"svc_updatepl",
"NEW PROTOCOL",
"NEW PROTOCOL",
"NEW PROTOCOL",
"NEW PROTOCOL",
"NEW PROTOCOL",
"NEW PROTOCOL",
"NEW PROTOCOL",
"NEW PROTOCOL",
"NEW PROTOCOL",
"NEW PROTOCOL",
"NEW PROTOCOL",
"NEW PROTOCOL",
"NEW PROTOCOL"
};
char *clc_string[] = {
"clc_bad",
"clc_nop",
"clc_disconnect",
"clc_move",
"clc_stringcmd",
"clc_delta",
"clc_tmove",
"clc_upload"
};
#ifndef svc_spawnbinary
#define svc_spawnbinary 21
#endif
// Quake1, obsolete for QW
#define svc_time 7 // [float] server time
#define svc_updatename 13 // [byte] [string]
#define svc_version 4 // [long] server version
#define svc_clientdata 15 // <shortbits + data>
#define svc_updatecolors 17 // [byte] [byte]
#define svc_particle 18 // [vec3] <variable>
#define svc_signonnum 25 // [byte] used for the signon
// sequence
QFile *Net_PacketLog;
/*
NET_LogPrintf
Prints packet to logfile, adds time stamp etc.
*/
void
Net_LogPrintf (char *fmt, ...)
{
va_list argptr;
char text[2048];
va_start (argptr, fmt);
vsnprintf (text, sizeof (text), fmt, argptr);
va_end (argptr);
if (!Net_PacketLog)
return;
Qprintf (Net_PacketLog, "%s", text);
Qflush (Net_PacketLog);
}
int
Net_LogStart (char *fname)
{
char e_path[MAX_OSPATH];
Qexpand_squiggle (fs_userpath->string, e_path);
Con_Printf ("Opening packet logfile: %s\n", fname);
Net_PacketLog = Qopen (va ("%s/%s", e_path, fname), "wt+");
if (!Net_PacketLog)
return -1;
return 0;
}
void
Net_LogStop (void)
{
if (Net_PacketLog)
Qclose (Net_PacketLog);
Net_PacketLog = NULL;
}
void
hex_dump_buf (unsigned char *buf, int len)
{
int pos = 0, llen, i;
while (pos < len) {
llen = (len - pos < 16 ? len - pos : 16);
Net_LogPrintf ("%08x: ", pos);
for (i = 0; i < llen; i++)
Net_LogPrintf ("%02x ", buf[pos + i]);
for (i = 0; i < 16 - llen; i++)
Net_LogPrintf (" ");
Net_LogPrintf (" | ");
for (i = 0; i < llen; i++)
Net_LogPrintf ("%c", isprint (buf[pos + i]) ? buf[pos + i] : '.');
for (i = 0; i < 16 - llen; i++)
Net_LogPrintf (" ");
Net_LogPrintf ("\n");
pos += llen;
}
}
void
ascii_dump_buf (unsigned char *buf, int len)
{
int pos = 0, llen, i;
while (pos < len) {
llen = (len - pos < 60 ? len - pos : 60);
Net_LogPrintf ("%08x: ", pos);
for (i = 0; i < llen; i++)
Net_LogPrintf ("%c", isprint (buf[pos + i]) ? buf[pos + i] : '.');
Net_LogPrintf ("\n");
pos += llen;
}
}
void
Log_Incoming_Packet (char *p, int len)
{
if (!netloglevel->int_val)
return;
if (is_server) {
Net_LogPrintf
("\n<<<<<<<<<<<<<<<<<<<<< client to server %d bytes: <<<<<<<<<<<<<<<<<<<<<<<<\n",
len);
if (netloglevel->int_val != 3)
hex_dump_buf ((unsigned char *) p, len);
if (netloglevel->int_val > 1)
Analyze_Client_Packet (p, len);
} else {
Net_LogPrintf
("\n>>>>>>>>>>>>>>>>>>>>> server to client %d bytes: >>>>>>>>>>>>>>>>>>>>>>>>\n",
len);
if (netloglevel->int_val != 3)
hex_dump_buf ((unsigned char *) p, len);;
if (netloglevel->int_val > 1)
Analyze_Server_Packet (p, len);
}
return;
}
void
Log_Outgoing_Packet (char *p, int len)
{
if (!netloglevel->int_val)
return;
if (is_server) {
Net_LogPrintf
("\n>>>>>>>>>>>>>>>>>>>>> server to client %d bytes: >>>>>>>>>>>>>>>>>>>>>>>>\n",
len);
if (netloglevel->int_val != 3)
hex_dump_buf ((unsigned char *) p, len);;
if (netloglevel->int_val > 1)
Analyze_Server_Packet (p, len);
} else {
Net_LogPrintf
("\n<<<<<<<<<<<<<<<<<<<<< client to server %d bytes: <<<<<<<<<<<<<<<<<<<<<<<<\n",
len);
if (netloglevel->int_val != 3)
hex_dump_buf ((unsigned char *) p, len);;
if (netloglevel->int_val > 1)
Analyze_Client_Packet (p, len);
}
return;
}
void
Log_Delta(int bits)
{
entity_state_t to;
int i;
Net_LogPrintf ("\n\t");
// set everything to the state we are delta'ing from
to.number = bits & 511;
bits &= ~511;
if (bits & U_MOREBITS) { // read in the low order bits
i = MSG_ReadByte ();
bits |= i;
}
// LordHavoc: Endy neglected to mark this as being part of the QSG
// version 2 stuff...
if (bits & U_EXTEND1) {
bits |= MSG_ReadByte () << 16;
if (bits & U_EXTEND2)
bits |= MSG_ReadByte () << 24;
}
to.flags = bits;
if (bits & U_MODEL)
Net_LogPrintf (" MdlIdx: %d", MSG_ReadByte ());
if (bits & U_FRAME) {
to.frame = MSG_ReadByte ();
Net_LogPrintf (" Frame: %d", to.frame);
}
if (bits & U_COLORMAP)
Net_LogPrintf (" Colormap: %d", MSG_ReadByte ());
if (bits & U_SKIN)
Net_LogPrintf (" Skinnum: %d", MSG_ReadByte ());
if (bits & U_EFFECTS) {
to.effects = MSG_ReadByte ();
Net_LogPrintf (" Effects: %d", to.effects);
}
if (bits & U_ORIGIN1)
Net_LogPrintf (" X: %f", MSG_ReadCoord ());
if (bits & U_ANGLE1)
Net_LogPrintf (" Pitch: %d", MSG_ReadAngle ());
if (bits & U_ORIGIN2)
Net_LogPrintf (" Y: %f", MSG_ReadCoord ());
if (bits & U_ANGLE2)
Net_LogPrintf (" Yaw: %d", MSG_ReadAngle ());
if (bits & U_ORIGIN3)
Net_LogPrintf (" Z: %f", MSG_ReadCoord ());
if (bits & U_ANGLE3)
Net_LogPrintf (" Roll: %d", MSG_ReadAngle ());
// Ender (QSG - Begin)
if (bits & U_ALPHA)
Net_LogPrintf(" Alpha: %d", MSG_ReadByte ());
if (bits & U_SCALE)
Net_LogPrintf(" Scale: %d", MSG_ReadByte ());
if (bits & U_EFFECTS2)
Net_LogPrintf(" U_EFFECTS2: %d", (to.effects & 0xFF) | (MSG_ReadByte () << 8));
if (bits & U_GLOWSIZE)
Net_LogPrintf(" GlowSize: %d", MSG_ReadByte ());
if (bits & U_GLOWCOLOR)
Net_LogPrintf(" ColorGlow: %d", MSG_ReadByte ());
if (bits & U_COLORMOD)
Net_LogPrintf(" Colormod: %d", MSG_ReadByte ());
if (bits & U_FRAME2)
Net_LogPrintf(" Uframe2: %d", ((to.frame & 0xFF) | (MSG_ReadByte () << 8)));
// Ender (QSG - End)
return;
}
void
Analyze_Server_Packet (byte * data, int len)
{
byte *safe;
int slen;
// Fixme: quick-hack
safe=net_message.data;
slen=net_message.cursize;
net_message.data = data;
net_message.cursize = len;
MSG_BeginReading ();
Parse_Server_Packet ();
// net_message.data = net_message_buffer;
net_message.data = safe;
net_message.cursize = slen;
}
void
Parse_Server_Packet ()
{
long seq1, seq2;
int c, i, ii, iii, mask1, mask2;
char *s;
seq1 = MSG_ReadLong ();
if (msg_badread)
return;
if (seq1 == -1) {
Net_LogPrintf ("Special Packet");
} else {
seq2 = MSG_ReadLong ();
// fixme display seqs right when reliable
Net_LogPrintf ("\nSeq: %ld Ack: %ld ", seq1 & 0x7FFFFFFF,
seq2 & 0x7FFFFFFF);
if ((seq1 >> 31) & 0x01)
Net_LogPrintf ("SV_REL ");
if ((seq2 >> 31) & 0x01)
Net_LogPrintf ("SV_RELACK");
Net_LogPrintf ("\n");
while (1) {
if (msg_badread)
break;
c = MSG_ReadByte ();
if (c == -1)
break;
// Net_LogPrintf("\n<%ld,%ld> ",seq1 & 0x7FFFFFFF,seq2 & 0x7FFFFFFF);
Net_LogPrintf ("<%06x> [0x%02x] ", MSG_GetReadCount (), c);
if (c < 53)
Net_LogPrintf ("%s: ", svc_string[c]);
// else Net_LogPrintf("(UNK: %d): ",c);
if (MSG_GetReadCount () > net_message.cursize)
return;
switch (c) {
case svc_bad:
Net_LogPrintf (" - should not happen");
case svc_nop:
Net_LogPrintf (" No operation");
break;
case svc_disconnect:
Net_LogPrintf (" <Quit>");
break;
case svc_updatestat:
i = MSG_ReadByte ();
Net_LogPrintf (" index: %d value: %d", i, MSG_ReadByte ());
break;
case svc_version:
#ifdef QUAKEWORLD
Net_LogPrintf ("**QW OBSOLETE**");
#endif
break;
case svc_setview:
#ifdef QUAKEWORLD
Net_LogPrintf ("**QW OBSOLETE**");
#else
MSG_ReadShort ();
#endif
break;
case svc_sound:
i = MSG_ReadShort ();
Net_LogPrintf (": (%d) ", i);
if (i & SND_VOLUME)
Net_LogPrintf ("Volume %d ", MSG_ReadByte ());
if (i & SND_ATTENUATION)
Net_LogPrintf ("Ann: %f",
(float) MSG_ReadByte () / 64.0);
ii = MSG_ReadByte ();
// fixme: well, cl. for client :-)
// Net_LogPrintf ("%d (%s) ", ii, sv.sound_precache[ii]);
Net_LogPrintf ("%d (%s) ", ii);
Net_LogPrintf ("Pos: ");
for (ii = 0; ii < 3; ii++)
Net_LogPrintf ("%f ", MSG_ReadCoord ());
Net_LogPrintf ("Ent: %d ", (i >> 3) & 1023);
Net_LogPrintf ("Channel %d ", i & 7);
break;
case svc_time:
#ifdef QUAKEWORLD
Net_LogPrintf ("**QW OBSOLETE**\n");
#else
MSG_ReadFloat ();
#endif
break;
case svc_print:
// fixme i==PRINT_CHAT
Net_LogPrintf (" [%d]", MSG_ReadByte ());
Net_LogPrintf (" %s", MSG_ReadString ());
break;
case svc_stufftext:
Net_LogPrintf ("%s", MSG_ReadString ());
break;
case svc_setangle:
for (i = 0; i < 3; i++)
Net_LogPrintf ("%f ", MSG_ReadAngle ());
break;
#ifdef QUAKEWORLD
case svc_serverdata:
Net_LogPrintf ("Ver: %ld", MSG_ReadLong ());
Net_LogPrintf (" Client ID: %ld", MSG_ReadLong ());
Net_LogPrintf (" Dir: %s", MSG_ReadString ());
Net_LogPrintf (" User ID: %d", MSG_ReadByte ());
Net_LogPrintf (" Map: %s", MSG_ReadString ());
for (i = 0; i < 10; i++)
MSG_ReadFloat ();
break;
#endif
case svc_lightstyle:
i = MSG_ReadByte ();
if (i >= MAX_LIGHTSTYLES)
return;
Net_LogPrintf ("%d %s", i, MSG_ReadString ());
break;
case svc_updatename:
#ifdef QUAKEWORLD
Net_LogPrintf ("**QW OBSOLETE**");
#else
Net_LogPrintf ("%d %s", MSG_ReadByte (), MSG_ReadString ());
#endif
break;
case svc_updatefrags:
Net_LogPrintf ("player: %d frags: %d", MSG_ReadByte (),
MSG_ReadShort ());
break;
case svc_clientdata:
#ifdef QUAKEWORLD
Net_LogPrintf ("**QW OBSOLETE**");
#endif
break;
case svc_stopsound:
Net_LogPrintf ("%d", MSG_ReadShort ());
break;
case svc_updatecolors:
#ifdef QUAKEWORLD
Net_LogPrintf ("**QW OBSOLETE**");
#else
Net_LogPrintf ("%d %d", MSG_ReadByte (), MSG_ReadByte ());
#endif
break;
case svc_particle:
#ifdef QUAKEWORLD
Net_LogPrintf ("**QW OBSOLETE**");
#else
for (i = 0; i < 3; i++)
Net_LogPrintf (" %f", MSG_ReadCoord ());
for (i = 0; i < 3; i++)
Net_LogPrintf (" %d", MSG_ReadChar ());
Net_LogPrintf (" Count: %d", MSG_ReadByte ());
Net_LogPrintf (" Color: %d", MSG_ReadByte ());
#endif
break;
case svc_damage:
// fixme parse damage
Net_LogPrintf ("armor: %d health: %d", MSG_ReadByte (),
MSG_ReadByte ());
Net_LogPrintf (" from %f,%f,%f", MSG_ReadCoord (),
MSG_ReadCoord (), MSG_ReadCoord ());
break;
case svc_spawnstatic:
Net_LogPrintf ("%d", MSG_ReadByte ());
Net_LogPrintf (" Frame: %d Color: %d Skin: %",
MSG_ReadByte (), MSG_ReadByte (),
MSG_ReadByte ());
for (i = 0; i < 3; i++)
Net_LogPrintf ("%d: %f %f", i + 1, MSG_ReadCoord (),
MSG_ReadAngle ());
break;
case svc_spawnbinary:
Net_LogPrintf ("**OBSOLETE**");
break;
case svc_spawnbaseline:
Net_LogPrintf ("%d", MSG_ReadShort ());
Net_LogPrintf (" idx: %d", MSG_ReadByte ());
Net_LogPrintf (" Frame: %d", MSG_ReadByte ());
Net_LogPrintf (" Colormap: %d", MSG_ReadByte ());
Net_LogPrintf (" Skin: %d", MSG_ReadByte ());
for (i = 0; i < 3; i++) {
Net_LogPrintf (" %f", MSG_ReadCoord ());
Net_LogPrintf (" %d", MSG_ReadAngle ());
};
break;
case svc_temp_entity:
i = MSG_ReadByte ();
switch (i) {
case 0:
case 1:
case 3:
case 4:
case 7:
case 8:
case 10:
case 11:
case 13:
Net_LogPrintf (" origin %f %f %f", MSG_ReadCoord (),
MSG_ReadCoord (), MSG_ReadCoord ());
break;
case 5:
case 6:
case 9:
Net_LogPrintf (" created by %d", MSG_ReadShort ());
Net_LogPrintf (" origin: %f,%f,%f",
MSG_ReadCoord (), MSG_ReadCoord (),
MSG_ReadCoord ());
Net_LogPrintf (" trace endpos: %f,%f,%f",
MSG_ReadCoord (), MSG_ReadCoord (),
MSG_ReadCoord ());
break;
case 2:
case 12:
Net_LogPrintf (" count: %d", MSG_ReadByte ());
printf (" origin: %f,%f,%f", MSG_ReadCoord (),
MSG_ReadCoord (), MSG_ReadCoord ());
break;
default:
Net_LogPrintf (" unknown value %d for tempentity",
i);
break;
}
break;
case svc_setpause:
Net_LogPrintf (" %d", MSG_ReadByte ());
break;
case svc_signonnum:
#ifdef QUAKEWORLD
Net_LogPrintf ("**QW OBSOLETE**");
#else
Net_LogPrintf ("%d", MSG_ReadByte ());
#endif
break;
case svc_centerprint:
Net_LogPrintf (MSG_ReadString ());
break;
case svc_killedmonster:
break;
case svc_foundsecret:
break;
case svc_spawnstaticsound:
Net_LogPrintf ("pos %f,%f,%f", MSG_ReadCoord (),
MSG_ReadCoord (), MSG_ReadCoord ());
Net_LogPrintf ("%d %d %d", MSG_ReadByte (), MSG_ReadByte (),
MSG_ReadByte ());
break;
case svc_intermission:
for (i = 0; i < 3; i++)
Net_LogPrintf ("%f ", MSG_ReadCoord ());
Net_LogPrintf ("\n");
for (i = 0; i < 3; i++)
Net_LogPrintf ("%f ", MSG_ReadAngle ());
break;
case svc_finale:
Net_LogPrintf ("%s", MSG_ReadString ());
break;
case svc_cdtrack:
Net_LogPrintf ("%d", MSG_ReadByte ());
break;
case svc_sellscreen:
break;
case svc_smallkick:
break;
case svc_bigkick:
break;
case svc_updateping:
Net_LogPrintf ("Player: %d ", MSG_ReadByte ());
Net_LogPrintf ("Ping: %d", MSG_ReadShort ());
break;
case svc_updateentertime:
Net_LogPrintf ("Player: %d ", MSG_ReadByte ());
Net_LogPrintf ("Time: %f", MSG_ReadFloat ());
break;
case svc_updatestatlong:
i = MSG_ReadByte ();
Net_LogPrintf ("%d value: %ld", i, MSG_ReadLong ());
break;
case svc_muzzleflash:
Net_LogPrintf ("%d", MSG_ReadShort ());
break;
case svc_updateuserinfo:
Net_LogPrintf ("Player: %d ", MSG_ReadByte ());
Net_LogPrintf ("ID: %ld ", MSG_ReadLong ());
Net_LogPrintf ("Info: %s", MSG_ReadString ());
break;
case svc_download:
ii = MSG_ReadShort ();
Net_LogPrintf ("%d bytes at %d", ii, MSG_ReadByte ());
for (i = 0; i < ii; i++)
MSG_ReadByte ();
break;
case svc_playerinfo:
Net_LogPrintf ("\n\tPlayer: %d", MSG_ReadByte ());
mask1 = MSG_ReadShort ();
Net_LogPrintf (" Mask1: %d", mask1);
Net_LogPrintf (" Origin: %f,%f,%f", MSG_ReadCoord (),
MSG_ReadCoord (), MSG_ReadCoord ());
Net_LogPrintf (" Frame: %d", MSG_ReadByte ());
if (mask1 & PF_MSEC)
Net_LogPrintf (" Ping: %d", MSG_ReadByte ());
if (mask1 & PF_COMMAND) {
mask2 = MSG_ReadByte (); // command
if (mask2 & 0x01)
Net_LogPrintf (" Pitch: %f", MSG_ReadAngle16 ());
if (mask2 & 0x80)
Net_LogPrintf (" Yaw: %f", MSG_ReadAngle16 ());
if (mask2 & 0x02)
Net_LogPrintf (" Roll: %f", MSG_ReadAngle16 ());
if (mask2 & 0x04)
Net_LogPrintf (" Speed1: %d", MSG_ReadShort ());
if (mask2 & 0x08)
Net_LogPrintf (" Speed2: %d", MSG_ReadShort ());
if (mask2 & 0x10)
Net_LogPrintf (" Speed3: %d", MSG_ReadShort ());
if (mask2 & 0x20)
Net_LogPrintf (" Flag: %d", MSG_ReadByte ());
if (mask2 & 0x40)
Net_LogPrintf (" Impulse: %d", MSG_ReadByte ());
Net_LogPrintf (" Msec: %d", MSG_ReadByte ());
}
if (mask1 & PF_VELOCITY1)
Net_LogPrintf (" Xspd: %f", MSG_ReadCoord ());
if (mask1 & PF_VELOCITY2)
Net_LogPrintf (" Yspd: %f", MSG_ReadCoord ());
if (mask1 & PF_VELOCITY3)
Net_LogPrintf (" ZSpd: %f", MSG_ReadCoord ());
if (mask1 & PF_MODEL)
Net_LogPrintf (" Model: %d", MSG_ReadByte ());
if (mask1 & PF_SKINNUM)
Net_LogPrintf (" Skin: %d", MSG_ReadByte ());
if (mask1 & PF_EFFECTS)
Net_LogPrintf (" Effects: %d", MSG_ReadByte ());
if (mask1 & PF_WEAPONFRAME)
Net_LogPrintf (" Weapon frame: %d", MSG_ReadByte ());
break;
case svc_nails:
ii = MSG_ReadByte ();
Net_LogPrintf (" %d (bits not parsed)", ii);
for (i = 0; i < ii; i++) {
for (iii = 0; iii < 6; iii++)
MSG_ReadByte ();
}
break;
case svc_chokecount:
Net_LogPrintf ("%d", MSG_ReadByte ());
break;
case svc_modellist:
ii = MSG_ReadByte ();
Net_LogPrintf ("start %d", ii);
for (i = ii; i < 256; i++) {
s = MSG_ReadString ();
if (msg_badread)
break;
if (!s)
break;
if (strlen (s) == 0)
break;
Net_LogPrintf ("\n\tModel %d: %s", i, s);
}
i = MSG_ReadByte ();
if (i)
Net_LogPrintf ("\n\tnext at %d", i);
else
Net_LogPrintf ("\n\t*End of modellist*");
break;
case svc_soundlist:
ii = MSG_ReadByte ();
Net_LogPrintf ("start %d", ii);
for (i = ii; i < 256; i++) {
s = MSG_ReadString ();
if (msg_badread)
break;
if (!s)
break;
if (strlen (s) == 0)
break;
Net_LogPrintf ("\n\tSound %d: %s", i, s);
}
i = MSG_ReadByte ();
if (i)
Net_LogPrintf ("\n\tnext at %d", i);
else
Net_LogPrintf ("\n\t*End of sound list*");
break;
case svc_packetentities:
while (1) {
mask1 = (unsigned short) MSG_ReadShort();
if (msg_badread) {
Net_LogPrintf ("Badread\n");
return;
}
if (!mask1) break;
if (mask1 & U_REMOVE) Net_LogPrintf("UREMOVE ");
Log_Delta(mask1);
}
break;
case svc_deltapacketentities:
Net_LogPrintf ("idx: %d", MSG_ReadByte ());
return;
break;
case svc_maxspeed:
Net_LogPrintf ("%f", MSG_ReadFloat ());
break;
case svc_entgravity:
Net_LogPrintf ("%f", MSG_ReadFloat ());
break;
case svc_setinfo:
Net_LogPrintf ("Player: %d ", MSG_ReadByte ());
Net_LogPrintf ("Keyname: %s ", MSG_ReadString ());
Net_LogPrintf ("Value: %s", MSG_ReadString ());
break;
case svc_serverinfo:
Net_LogPrintf ("Name: %s Value: %s", MSG_ReadString (),
MSG_ReadString ());
break;
case svc_updatepl:
Net_LogPrintf ("Player: %d Ploss: %d", MSG_ReadByte (),
MSG_ReadByte ());
break;
default:
Net_LogPrintf ("**UNKNOWN**: [%d]", c);
break;
}
Net_LogPrintf ("\n");
}
}
}
void
Analyze_Client_Packet (byte * data, int len)
{
// fixme quick-hack
net_message.data = data;
net_message.cursize = len;
MSG_BeginReading ();
Parse_Client_Packet ();
net_message.data = net_message_buffer;
}
void
Parse_Client_Packet (void)
{
int i, c, ii;
long seq1, seq2;
int mask;
seq1 = MSG_ReadLong ();
if (seq1 == -1) {
Net_LogPrintf ("Special: %s\n", MSG_ReadString ());
return;
} else {
// fixme display seqs right when reliable
seq2 = MSG_ReadLong ();
Net_LogPrintf ("\nSeq: %ld Ack: %ld ", seq1 & 0x7FFFFFFF,
seq2 & 0x7FFFFFFF);
/*
if ((seq1 >>31) &0x01) Net_LogPrintf("CL_REL ");
if ((seq2 >>31) &0x01) Net_LogPrintf("CL_RELACK ");
*/
Net_LogPrintf ("QP: %u\n", MSG_ReadShort ());
while (1) {
if (msg_badread)
break;
c = MSG_ReadByte ();
if (c == -1)
break;
// Net_LogPrintf("<%ld,%ld> ",seq1 & 0x7FFFFFFF,seq2 & 0x7FFFFFFF);
Net_LogPrintf ("\n<%06x> [0x%02x] ", MSG_GetReadCount (), c);
if (c < 8)
Net_LogPrintf ("%s: ", clc_string[c]);
switch (c) {
case clc_nop:
break;
case clc_delta:
Net_LogPrintf ("%d", MSG_ReadByte ());
break;
case clc_move:
Net_LogPrintf ("checksum = %02x ", MSG_ReadByte ());
Net_LogPrintf ("PacketLoss: %d", MSG_ReadByte ());
for (i = 0; i < 3; i++) {
mask = MSG_ReadByte ();
Net_LogPrintf ("\n\t(%d) mask = %02x", i, mask);
if (mask & 0x01)
Net_LogPrintf (" Tilt: %f", MSG_ReadAngle16 ());
if (mask & 0x80)
Net_LogPrintf (" Yaw: %f", MSG_ReadAngle16 ());
if (mask & 0x02)
Net_LogPrintf (" Roll: %f", MSG_ReadAngle16 ());
if (mask & 0x04)
Net_LogPrintf (" Fwd: %d", MSG_ReadShort ());
if (mask & 0x08)
Net_LogPrintf (" Right: %d", MSG_ReadShort ());
if (mask & 0x10)
Net_LogPrintf (" Up: %d", MSG_ReadShort ());
if (mask & 0x20)
Net_LogPrintf (" Flags: %d", MSG_ReadByte ());
if (mask & 0x40)
Net_LogPrintf (" Impulse: %d", MSG_ReadByte ());
Net_LogPrintf (" Msec: %d", MSG_ReadByte ());
}
break;
case clc_stringcmd:
Net_LogPrintf ("%s", MSG_ReadString ());
break;
case clc_tmove:
for (i = 0; i < 3; i++)
Net_LogPrintf ("%f ", MSG_ReadCoord ());
break;
case clc_upload:
ii = MSG_ReadShort ();
Net_LogPrintf ("%d bytes at %d", ii, MSG_ReadByte ());
for (i = 0; i < ii; i++)
MSG_ReadByte ();
break;
default:
Net_LogPrintf ("**UNKNOWN**: [%d]", c);
break;
}
Net_LogPrintf ("\n");
}
}
}
int
Net_Log_Init (void)
{
netlogger =
Cvar_Get ("net_logger", "1", CVAR_NONE, NULL, "Packet logging/parsing");
// 0 = no logging
// 1 = hex dump only
// 2 = parse/hexdump
// 3 = just parse
// 4 = parse/hexdump, skip movement/empty messages
netloglevel =
Cvar_Get ("net_loglevel", "2", CVAR_NONE, NULL, "Packet logging/parsing");
Net_LogStart ("qfpacket.log");
return 0;
}
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