razzor
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hlswmaster
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Version 0.40

This commit is contained in:
Olaf Rempel 2006-02-02 16:31:52 +01:00
parent 7b37fcec90
commit 6557d31b7d
14 changed files with 345 additions and 170 deletions
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2
Makefile
View File

@ -1,7 +1,7 @@
# Toplevel Makefile
MASTER_SRC := client.c daemon.c logging.c main.c plugin.c plugin_helper.c scanner.c serverlist.c
PLUGIN_SRC := hlswproxy.c quake3.c quake2.c halo.c doom3.c ut.c battlefield1942.c
PLUGIN_SRC := hlswproxy.c q3engine.c quake2.c gamespy1.c gamespy2.c ut.c doom3.c
CFLAGS := -Wall -I. -I./include -g
# ############################

1
include/plugin.h
View File

@ -23,6 +23,7 @@ extern int server_add_pkt(unsigned int gameid, struct net_pkt *pkt);
extern char * pkt_ntoa(struct net_pkt *pkt);
extern unsigned short pkt_getport(struct net_pkt *pkt);
extern int pkt_atoi(struct net_pkt *pkt, void *p);
struct hlswmaster_plugin {
/* must be first */

2
plugins/doom3.c
View File

@ -21,7 +21,7 @@
#include "plugin.h"
struct scan_ports port_arr[] = {
{ 27666, 27673, 38 }, /* Doom 3 */
{ 27666, 27673, 38 }, /* Doom 3 */
{ 0,0,0 }
};

38
plugins/halo.c → plugins/gamespy1.c
View File

@ -20,24 +20,50 @@
#include <string.h>
#include "plugin.h"
static char scanmsg[] = { 0xFE, 0xFD, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00 };
static char replymsg[] = { 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
struct scan_ports port_arr[] = {
{ 22000, 22010, 16 }, /* Battlefield 1942 */
{ 0, 0, 0 }
};
static char scanmsg[] = "\\info\\";
static char bf1942_reply[] = "\\gameId\\BF1942\\";
static char hostport_search[] = "\\hostport\\";
int scan(void) {
pkt_send(NULL, 2302, scanmsg, sizeof(scanmsg));
pkt_send_portarr(NULL, port_arr, scanmsg, strlen(scanmsg));
return 1;
}
int parse(struct net_pkt *pkt) {
if (pkt_memcmp(pkt, 0, replymsg, sizeof(replymsg)))
int gameid, port;
void *p;
if (!(gameid = pkt_check_portarr(pkt, port_arr)))
return 0;
server_add_pkt(30, pkt);
switch (gameid) {
case 16: /* battlefield 1942 */
if (!pkt_memmem(pkt, 0, bf1942_reply, strlen(bf1942_reply)))
return 0;
p = pkt_memmem(pkt, 0, hostport_search, strlen(hostport_search));
if (!p)
return 0;
port = pkt_atoi(pkt, p + strlen(hostport_search));
server_add(gameid, pkt->addr.sin_addr.s_addr, port, ntohs(pkt->addr.sin_port));
break;
default:
server_add_pkt(gameid, pkt);
break;
}
return 1;
}
static struct hlswmaster_plugin plugin = {
.name = "halo",
.name = "gamespy1",
.scan = &scan,
.parse = &parse,
};

17
plugins/battlefield1942.c → plugins/gamespy2.c
View File

@ -21,34 +21,33 @@
#include "plugin.h"
struct scan_ports port_arr[] = {
{ 22000, 22010, 16 }, /* Battlefield 1942 */
{ 2302, 2302, 30 }, /* halo */
{ 0,0,0 }
};
static char scanmsg[] = "\\info\\";
static char replymsg[] = "ut ";
static char scanmsg[] = { 0xFE, 0xFD, 0x00, 0xDE, 0xAD, 0xBE, 0xEF, 0x00, 0x00, 0x00 };
static char replymsg[] = { 0x00, 0xDE, 0xAD, 0xBE, 0xEF };
int scan(void) {
pkt_send_portarr(NULL, port_arr, scanmsg, strlen(scanmsg));
pkt_send_portarr(NULL, port_arr, scanmsg, sizeof(scanmsg));
return 1;
}
/* TODO: port2 parsen */
int parse(struct net_pkt *pkt) {
int gameid;
if (pkt_memcmp(pkt, 0, replymsg, strlen(replymsg)))
return 0;
if (!(gameid = pkt_check_portarr(pkt, port_arr)))
return 0;
if (pkt_memcmp(pkt, 0, replymsg, sizeof(replymsg)))
return 0;
server_add_pkt(gameid, pkt);
return 1;
}
static struct hlswmaster_plugin plugin = {
.name = "battlefield1942",
.name = "gamespy2",
.scan = &scan,
.parse = &parse,
};

26
plugins/quake3.c → plugins/q3engine.c
View File

@ -21,13 +21,13 @@
#include "plugin.h"
struct scan_ports port_arr[] = {
{ 27960, 27963, 6 }, /* Quake3 */
{ 28960, 28963, 31 }, /* Call of Duty */
{ 27960, 27969, 6 }, /* Quake3(6), Elite Force(7) */
{ 28960, 28963, 31 }, /* Call of Duty(31) */
{ 0,0,0 }
};
static char scanmsg[] = "\xff\xff\xff\xffgetInfo";
static char replymsg[] = "\xff\xff\xff\xffinfoResponse";
static char scanmsg[] = "\xff\xff\xff\xffgetStatus";
static char replymsg[] = "\xff\xff\xff\xffstatusResponse";
int scan(void) {
pkt_send_portarr(NULL, port_arr, scanmsg, strlen(scanmsg));
@ -37,18 +37,30 @@ int scan(void) {
int parse(struct net_pkt *pkt) {
int gameid;
if (!(gameid = pkt_check_portarr(pkt, port_arr)))
return 0;
if (pkt_memcmp(pkt, 0, replymsg, strlen(replymsg)))
return 0;
if (!(gameid = pkt_check_portarr(pkt, port_arr)))
return 0;
if (gameid == 6) {
if (pkt_memmem(pkt, 0, "\\version\\Q3 ", 12)) {
gameid = 6;
} else if (pkt_memmem(pkt, 0, "\\version\\ST:V ", 14)) {
gameid = 7;
} else {
return 0;
}
}
server_add_pkt(gameid, pkt);
return 1;
}
static struct hlswmaster_plugin plugin = {
.name = "quake3",
.name = "q3engine",
.scan = &scan,
.parse = &parse,
};

6
plugins/quake2.c
View File

@ -20,14 +20,18 @@
#include <string.h>
#include "plugin.h"
static char scanmsg[] = "\xff\xff\xff\xffinfo";
static char scanmsg[] = "\xff\xff\xff\xffinfo 34";
int scan(void) {
pkt_send(NULL, 27910, scanmsg, strlen(scanmsg));
return 1;
}
/* TODO: src port checken */
int parse(struct net_pkt *pkt) {
if (pkt_getport(pkt) != 27910)
return 0;
if (pkt_memcmp(pkt, 0, scanmsg, strlen(scanmsg)))
return 0;

26
plugins/ut.c
View File

@ -26,24 +26,36 @@ struct scan_ports port_arr[] = {
};
static char scanmsg[] = "REPORTQUERY";
static char replymsg[] = "ut ";
static char ut_reply[] = "ut ";
int scan(void) {
pkt_send_portarr(NULL, port_arr, scanmsg, strlen(scanmsg));
return 1;
}
/* TODO: port2 parsen */
int parse(struct net_pkt *pkt) {
int gameid;
if (pkt_memcmp(pkt, 0, replymsg, strlen(replymsg)))
return 0;
int gameid, port;
void *p;
if (!(gameid = pkt_check_portarr(pkt, port_arr)))
return 0;
switch (gameid) {
case 5: /* Unreal Tournament */
p = pkt_memmem(pkt, 0, ut_reply, strlen(ut_reply));
if (!p)
return 0;
port = pkt_atoi(pkt, p + strlen(ut_reply));
server_add(gameid, pkt->addr.sin_addr.s_addr, port -1, port);
break;
default:
server_add_pkt(gameid, pkt);
break;
}
server_add_pkt(gameid, pkt);
return 1;
}

14
src/logging.c
View File

@ -61,18 +61,18 @@ void log_open(char *logfile) {
*/
void log_print(const char *fmt, ...) {
va_list az;
time_t tzgr;
char tbuf[64];
char buffer[256];
va_start(az, fmt);
vsprintf(buffer, fmt, az);
va_end(az);
time(&tzgr);
strftime(tbuf, 64, "%b %d %H:%M:%S :", localtime(&tzgr));
if (log_fd) {
time_t tzgr;
char tbuf[64];
time(&tzgr);
strftime(tbuf, 64, "%b %d %H:%M:%S :", localtime(&tzgr));
if (errno) {
fprintf(log_fd, "%s %s: %s\n", tbuf, buffer, strerror(errno));
} else {
@ -80,9 +80,9 @@ void log_print(const char *fmt, ...) {
}
} else {
if (errno) {
fprintf(stderr, "%s %s: %s\n", tbuf, buffer, strerror(errno));
fprintf(stderr, "%s: %s\n", buffer, strerror(errno));
} else {
fprintf(stderr, "%s %s\n", tbuf, buffer);
fprintf(stderr, "%s\n", buffer);
}
}
errno = 0;

8
src/main.c
View File

@ -78,13 +78,13 @@ int main(int argc, char *argv[]) {
}
plugin_load("plugins/hlswproxy.so");
plugin_load("plugins/quake3.so");
// plugin_load("plugins/hlswproxy.so");
plugin_load("plugins/q3engine.so");
plugin_load("plugins/quake2.so");
plugin_load("plugins/halo.so");
plugin_load("plugins/gamespy1.so");
plugin_load("plugins/gamespy2.so");
plugin_load("plugins/doom3.so");
plugin_load("plugins/ut.so");
plugin_load("plugins/battlefield1942.so");
scan_init();

16
src/plugin_helper.c
View File

@ -174,3 +174,19 @@ char * pkt_ntoa(struct net_pkt *pkt) {
unsigned short pkt_getport(struct net_pkt *pkt) {
return ntohs(pkt->addr.sin_port);
}
/**
* pkt_atoi()
* gibt den integer in dem paket ab der position zurueck
*
* @param struct net_pkt *pkt
* @return int
*/
int pkt_atoi(struct net_pkt *pkt, void *p) {
/* check buffer bounds */
if ((void *)pkt->buf > p || ((void *)pkt->buf + pkt->size) < p)
return 0;
// TODO: kann ueber paketlaenge lesen
return atoi(p);
}

14
src/scanner.c
View File

@ -65,7 +65,7 @@ void scan_transmit(void) {
list_del(&pkt->list);
free(pkt);
usleep(100000);
usleep(10000);
}
sleep(30);
@ -91,17 +91,21 @@ void scan_receive(void) {
ioctl(scan_sock, FIONREAD, &recvsize);
if (recvsize <= 0)
if (recvsize <= 0) {
log_print("scan_receive(): drop short packet");
continue;
if (!(pkt = malloc(sizeof(struct net_pkt) + recvsize)))
}
if (!(pkt = malloc(sizeof(struct net_pkt) + recvsize))) {
log_print("scan_receive(): malloc()");
continue;
}
i = sizeof(struct sockaddr_in);
pkt->size = recvfrom(scan_sock, pkt->buf, recvsize, 0, (struct sockaddr *)&pkt->addr, &i);
if (!plugins_parse(pkt))
log_print("received unknown packet\n");
log_print("scan_receive(): received unknown packet");
free(pkt);
}

28
src/serverlist.c
View File

@ -32,6 +32,8 @@
#include "plugin.h"
#include "list.h"
#define DEBUG 1
LIST_HEAD(server_list);
/* sichert die server liste */
@ -80,12 +82,14 @@ int server_add(u_int16_t gameid, u_int32_t ip, u_int16_t port1, u_int16_t port2)
pthread_mutex_unlock(&server_list_lock);
return 0;
}
struct in_addr tmp;
tmp.s_addr = server.ip;
printf("new server: gameid=%d ip=%s port1=%d port2=%d\n",
server.gameid, inet_ntoa(tmp), server.port1, server.port2);
#ifdef DEBUG
{
struct in_addr tmp;
tmp.s_addr = server.ip;
printf("server_add_new: gameid=%d ip=%s port1=%d port2=%d\n",
server.gameid, inet_ntoa(tmp), server.port1, server.port2);
}
#endif
memcpy(nserver, &server, sizeof(struct game_server));
list_add_tail(&nserver->list, &server_list);
}
@ -106,7 +110,7 @@ int server_add(u_int16_t gameid, u_int32_t ip, u_int16_t port1, u_int16_t port2)
*/
void server_collector(void) {
struct game_server *server, *tmp;
unsigned long now, timeout = 120;
unsigned long now, timeout = 60;
while (1) {
sleep(5);
@ -114,7 +118,15 @@ void server_collector(void) {
now = time(NULL);
pthread_mutex_lock(&server_list_lock);
list_for_each_entry_safe(server, tmp, &server_list, list) {
if (server->modtime + timeout < now) {
if ((server->modtime + timeout) < now) {
#ifdef DEBUG
{
struct in_addr tmp2;
tmp2.s_addr = server->ip;
printf("server timeout: gameid=%d ip=%s port1=%d port2=%d\n",
server->gameid, inet_ntoa(tmp2), server->port1, server->port2);
}
#endif
list_del(&server->list);
free(server);
continue;

317
tools/masterquery.c
View File

@ -2,6 +2,7 @@
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <getopt.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/socket.h>
@ -17,133 +18,221 @@ struct _entry {
u_int16_t port2;
} __attribute__ ((packed));
static char scanmsg[] = "\xFF\xFF\xFF\xFFHLSWLANSEARCH";
static char hlswheader[] = "\xFF\xFF\xFF\xFFHLSWLANSEARCH";
char *gameid2name[] = { "Unknown", // 0
"HL",
"Q1",
"Q2",
"Q3Comp",
"UT",
"Q3",
"EF",
"RtCW",
"GSProt",
"CCR", // 10
"MoHAA",
"JK2",
"SoF2",
"UT2K3",
"AAO",
"BF1942",
"AvP2",
"Rune",
"IGI2",
"NWN", // 20
"MoHAAS",
"OPF",
"OPFR",
"DVS",
"ET",
"EF2",
"JK3",
"MoHAAB",
"Tribes2",
"HALO", // 30
"CoD",
"Savage",
"UT2K4",
"HLSteam",
"BFV",
"GS2Prot",
"PK",
"D3",
"OGPProt",
"HL2", // 40
"TribesV",
"CoDUO" };
static char *id2name[] = {
"Unknown", // 0
"Halflife",
"Quake 1",
"Quake 2",
"Q3Comp",
"Unreal Tournament",
"Quake 3 Arena",
"Elite Force",
"Return to Castle Wolfenstein",
"GSProt",
"Command & Conquer Renegade", // 10
"Medal of Honor: Allied Assault",
"Jedi Knight 2",
"Soldier of Fortune",
"Unreal Tournament 2003",
"America's Army: Operations",
"Battlefield 1942",
"Alien vs. Predator 2",
"Rune",
"Project IGI2: Covert Strike",
"Never Winter Nights", // 20
"Medal of Honor: Allied Assault Spearhead",
"Operation Flashpoint",
"Operation Flashpoint Resistance",
"Devastation",
"Wolfenstein - Enemy Territory",
"Elite Force 2",
"Jedi Knight 3",
"Medal of Honor: Allied Assault Breakthrough",
"Tribes 2",
"Halo", // 30
"Call of Duty",
"Savage: The Battle for Newerth",
"Unreal Tournament 2004",
"HLSteam",
"Battlefield Vietnam",
"GS2Prot",
"Pain Killer",
"Doom 3",
"OGPProt",
"Halflife 2", // 40
"Tribes Vengeance",
"Call of Duty: United Offensive"
};
int main(int argc, char *argv[]) {
struct sockaddr_in dst;
struct timeval tv;
struct _entry *srv;
fd_set fdsel, fdcpy;
int sock, i = 1, recvsize;
void *pkt;
static struct option opts[] = {
{"destination", 1, 0, 'd'},
{"intervall", 1, 0, 'i'},
{"help", 0, 0, 'h'},
{0, 0, 0, 0}
};
static int sock;
static void parse_pkt(struct sockaddr_in *src, void *pkt, unsigned int size) {
struct _entry *server;
struct in_addr tmp;
if (size < sizeof(hlswheader) || strncmp(pkt, hlswheader, sizeof(hlswheader))) {
printf("received INVALID packet from: %15s:%-5d size=%d\n",
inet_ntoa(src->sin_addr), ntohs(src->sin_port), size);
} else {
printf("received hlsw packet from: %15s:%-5d size=%d\n",
inet_ntoa(src->sin_addr), ntohs(src->sin_port), size);
server = pkt + sizeof(hlswheader);
while ((void *)server < pkt + size) {
tmp.s_addr = server->ip;
printf(" ip=%15s port1=%5d port2=%5d gameid=%2d (%s)\n",
inet_ntoa(tmp), server->port1, server->port2,
server->gameid, id2name[server->gameid]);
server++;
}
}
}
static int scan_init() {
int i = 1;
if ((sock = socket(PF_INET, SOCK_DGRAM, 0)) < 0) {
perror("socket()");
exit(-1);
return -1;
}
if (setsockopt(sock, SOL_SOCKET, SO_BROADCAST, &i, sizeof(i))) {
perror("setsockopt()");
exit(-1);
return -1;
}
dst.sin_family = AF_INET;
dst.sin_port = htons(7130);
inet_aton("0.0.0.0", &dst.sin_addr);
if (bind(sock, (struct sockaddr *)&dst, sizeof(dst)) < 0) {
perror("bind()");
exit(-1);
}
dst.sin_port = htons(7140);
inet_aton("255.255.255.255", &dst.sin_addr);
if (sendto(sock, scanmsg, sizeof(scanmsg), 0, (struct sockaddr *)&dst, sizeof(dst)) < 0) {
return 0;
}
static int scan_transmit(struct sockaddr_in *dst) {
if (sendto(sock, hlswheader, sizeof(hlswheader), 0, (struct sockaddr *)dst, sizeof(struct sockaddr_in)) < 0) {
perror("sendto()");
exit(-1);
}
FD_ZERO(&fdsel);
FD_SET(sock, &fdsel);
tv.tv_sec = 1;
tv.tv_usec = 0;
while (1) {
memcpy(&fdcpy, &fdsel, sizeof(fdsel));
if (select(FD_SETSIZE, &fdcpy, NULL, NULL, &tv) < 0) {
perror("select");
exit(-1);
}
if (tv.tv_sec == 0 && tv.tv_usec == 0)
exit(0);
ioctl(sock, FIONREAD, &recvsize);
if (recvsize <= 0) {
continue;
}
if (!(pkt = malloc(recvsize))) {
perror("malloc()");
exit(-1);
}
i = sizeof(struct sockaddr_in);
recvsize = recvfrom(sock, pkt, recvsize, 0, (struct sockaddr *)&dst, &i);
printf("received packet from: %s:%d size=%d\n",
inet_ntoa(dst.sin_addr), ntohs(dst.sin_port), recvsize);
srv = pkt + sizeof(scanmsg);
while ((void *)srv < pkt + recvsize) {
dst.sin_addr.s_addr = srv->ip;
printf(" ip=%s port1=%d port2=%d gameid=%d (%s)\n",
inet_ntoa(dst.sin_addr),
srv->port1,
srv->port2,
srv->gameid,
gameid2name[srv->gameid]);
srv++;
}
free(pkt);
return -1;
}
return 0;
}
static int scan_receive() {
struct sockaddr_in src;
struct timeval tv;
fd_set fdsel;
unsigned int i = 1, recvsize;
void *pkt;
FD_ZERO(&fdsel);
FD_SET(sock, &fdsel);
tv.tv_sec = 1;
tv.tv_usec = 0;
while (1) {
if (select(FD_SETSIZE, &fdsel, NULL, NULL, &tv) < 0) {
perror("select");
return -1;
}
/* timeout: our exit */
if (tv.tv_sec == 0 && tv.tv_usec == 0)
break;
/* get packetsize */
if (ioctl(sock, FIONREAD, &recvsize) == -1) {
perror("ioctl");
return -1;
}
if (recvsize > 0) {
if (!(pkt = malloc(recvsize))) {
perror("malloc()");
return -1;
}
i = sizeof(struct sockaddr_in);
recvsize = recvfrom(sock, pkt, recvsize, 0, (struct sockaddr *)&src, &i);
parse_pkt(&src, pkt, recvsize);
free(pkt);
}
}
return 0;
}
int main(int argc, char *argv[]) {
struct sockaddr_in dst;
int arg = 0, code = 0;
int freq = -1;
dst.sin_family = AF_INET;
dst.sin_port = htons(7140);
inet_aton("255.255.255.255", &dst.sin_addr);
while (code != -1) {
code = getopt_long(argc, argv, "d:i:h", opts, &arg);
switch (code) {
case 'd': /* destination */
if (inet_pton(dst.sin_family, optarg, &dst.sin_addr) <= 0) {
fprintf(stderr, "invalid destination: %s\n", optarg);
exit(-1);
}
break;
case 'i': /* intervall */
freq = atoi(optarg);
if (freq < 1) {
fprintf(stderr, "invalid interval: %s\n", optarg);
exit(-1);
}
break;
case 'h': /* help */
printf("Usage: masterquery [options]\n"
"Options: \n"
" --destination -d scan destination <ip>\n"
" --intervall -i scan intervall in seconds\n"
" --help -h this help\n"
"\n");
exit(0);
break;
case '?': /* error */
exit(-1);
break;
default: /* unknown / all options parsed */
break;
}
}
if (scan_init())
exit(-1);
while (1) {
if (scan_transmit(&dst))
exit(-1);
if (scan_receive())
exit(-1);
if (freq < 0)
break;
sleep(freq -1);
}
close(sock);
return 0;
}