mirror of
https://github.com/wangyu-/udp2raw.git
synced 2024-06-16 12:09:18 +00:00
implemented --lower-level auto for client. better makefile
This commit is contained in:
wangyu-
parent
698ff33892
commit
dc4936dc60
48
common.cpp
48
common.cpp
@ -389,7 +389,31 @@ int char_to_numbers(const char * data,int len,id_t &id1,id_t &id2,id_t &id3)
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id3=ntohl( *((id_t*)(data+sizeof(id_t)*2)) );
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return 0;
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}
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int hex_to_u32(const string & a,u32_t &output)
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{
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//string b="0x";
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//b+=a;
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if(sscanf(a.c_str(),"%x",&output)==1)
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{
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//printf("%s %x\n",a.c_str(),output);
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return 0;
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}
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mylog(log_error,"<%s> doesnt contain a hex\n",a.c_str());
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return -1;
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}
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int hex_to_u32_with_endian(const string & a,u32_t &output)
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{
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//string b="0x";
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//b+=a;
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if(sscanf(a.c_str(),"%x",&output)==1)
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{
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output=htonl(output);
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//printf("%s %x\n",a.c_str(),output);
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return 0;
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}
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mylog(log_error,"<%s> doesnt contain a hex\n",a.c_str());
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return -1;
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}
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bool larger_than_u32(u32_t a,u32_t b)
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{
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@ -459,8 +483,13 @@ vector<string> string_to_vec(const char * s,const char * sp) {
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{
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res.push_back(p);
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//printf ("%s\n",p);
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p = strtok (NULL, sp);
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p = strtok(NULL, sp);
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}
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/* for(int i=0;i<(int)res.size();i++)
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{
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printf("<<%s>>\n",res[i].c_str());
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}*/
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return res;
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}
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@ -476,9 +505,10 @@ vector< vector <string> > string_to_vec2(const char * s)
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}
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return res;
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}
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int read_file(const char * file,char * &output)
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int read_file(const char * file,string &output)
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{
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static char buf[1024*1024+100];
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const int max_len=2*1024*1024;
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static char buf[max_len+100];
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buf[sizeof(buf)-1]=0;
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int fd=open(file,O_RDONLY);
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if(fd==-1)
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@ -486,23 +516,23 @@ int read_file(const char * file,char * &output)
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mylog(log_error,"read_file %s fail\n",file);
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return -1;
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}
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int len=read(fd,buf,1024*1024);
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if(len==1024*1024)
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int len=read(fd,buf,max_len);
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if(len==max_len)
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{
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buf[0]=0;
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mylog(log_error,"too long,buf not larger enough\n");
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mylog(log_error,"%s too long,buf not large enough\n",file);
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return -2;
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}
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else if(len<0)
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{
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buf[0]=0;
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mylog(log_error,"read fail %d\n",len);
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mylog(log_error,"%s read fail %d\n",file,len);
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return -3;
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}
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else
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{
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output=buf;
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buf[len]=0;
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output=buf;
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}
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return 0;
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}
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4
common.h
4
common.h
@ -159,7 +159,7 @@ const int show_log=0x2;
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const int show_all=show_command|show_log;
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int run_command(string command,char * &output,int flag=show_all);
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//int run_command_no_log(string command,char * &output);
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int read_file(const char * file,char * &output);
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int read_file(const char * file,string &output);
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vector<string> string_to_vec(const char * s,const char * sp);
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vector< vector <string> > string_to_vec2(const char * s);
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@ -170,6 +170,8 @@ string trim_conf_line(const string& str);
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vector<string> parse_conf_line(const string& s);
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int hex_to_u32_with_endian(const string & a,u32_t &output);
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int hex_to_u32(const string & a,u32_t &output);
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//extern string iptables_pattern;
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#endif /* COMMON_H_ */
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@ -12,10 +12,10 @@
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static int8_t zero_iv[]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0};//this prog use zero iv,you should make sure first block of data contains a random/nonce data
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/****
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* important!
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* why zero iv + nonce first data block is secure?
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* security of zero_iv + nonce first data block
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* https://crypto.stackexchange.com/questions/5421/using-cbc-with-a-fixed-iv-and-a-random-first-plaintext-block
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****/
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unordered_map<int, const char *> auth_mode_tostring = {{auth_none, "none"}, {auth_md5, "md5"}, {auth_crc32, "crc32"},{auth_simple,"simple"}};
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unordered_map<int, const char *> cipher_mode_tostring={{cipher_none,"none"},{cipher_aes128cbc,"aes128cbc"},{cipher_xor,"xor"}};
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82
main.cpp
82
main.cpp
@ -576,6 +576,7 @@ int server_on_raw_recv_ready(conn_info_t &conn_info,char * ip_port,char type,cha
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int server_on_raw_recv_handshake1(conn_info_t &conn_info,char * ip_port,char * data, int data_len);
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void process_arg(int argc, char *argv[]);
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int find_lower_level_info(u32_t ip,u32_t &dest_ip,string &if_name,string &hw);
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int DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD;
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////////////////=======================declear divider=============================
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@ -1988,10 +1989,12 @@ int client_event_loop()
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{
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if(lower_level_manual)
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{
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int index;
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init_ifindex(if_name,index);
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//init_ifindex(if_name);
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memset(&send_info.addr_ll, 0, sizeof(send_info.addr_ll));
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send_info.addr_ll.sll_family = AF_PACKET;
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send_info.addr_ll.sll_ifindex = ifindex;
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send_info.addr_ll.sll_ifindex =index;
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send_info.addr_ll.sll_halen = ETHER_ADDR_LEN;
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send_info.addr_ll.sll_protocol = htons(ETH_P_IP);
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memcpy(&send_info.addr_ll.sll_addr, dest_hw_addr, ETHER_ADDR_LEN);
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@ -1999,8 +2002,39 @@ int client_event_loop()
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}
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else
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{
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mylog(log_fatal,"--lower-level auto for client hasnt been implemented\n");
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myexit(-1);
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u32_t dest_ip;
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string if_name_string;
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string hw_string;
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if(find_lower_level_info(remote_ip_uint32,dest_ip,if_name_string,hw_string)!=0)
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{
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mylog(log_fatal,"auto detect lower-level info failed for %s,specific it manually\n",remote_ip);
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myexit(-1);
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}
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mylog(log_info,"we are running at lower-level (auto) mode,%s %s %s\n",my_ntoa(dest_ip),if_name_string.c_str(),hw_string.c_str());
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u32_t hw[6];
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memset(hw, 0, sizeof(hw));
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sscanf(hw_string.c_str(), "%x:%x:%x:%x:%x:%x",&hw[0], &hw[1], &hw[2],
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&hw[3], &hw[4], &hw[5]);
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mylog(log_warn,
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"make sure this is correct: if_name=<%s> dest_mac_adress=<%02x:%02x:%02x:%02x:%02x:%02x> \n",
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if_name_string.c_str(), hw[0], hw[1], hw[2], hw[3], hw[4], hw[5]);
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for (int i = 0; i < 6; i++) {
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dest_hw_addr[i] = uint8_t(hw[i]);
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}
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//mylog(log_fatal,"--lower-level auto for client hasnt been implemented\n");
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int index;
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init_ifindex(if_name_string.c_str(),index);
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memset(&send_info.addr_ll, 0, sizeof(send_info.addr_ll));
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send_info.addr_ll.sll_family = AF_PACKET;
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send_info.addr_ll.sll_ifindex = index;
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send_info.addr_ll.sll_halen = ETHER_ADDR_LEN;
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send_info.addr_ll.sll_protocol = htons(ETH_P_IP);
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memcpy(&send_info.addr_ll.sll_addr, dest_hw_addr, ETHER_ADDR_LEN);
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//mylog(log_info,"we are running at lower-level (manual) mode\n");
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}
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}
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@ -2225,6 +2259,7 @@ int server_event_loop()
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{
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if(lower_level_manual)
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{
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init_ifindex(if_name,ifindex);
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mylog(log_info,"we are running at lower-level (manual) mode\n");
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}
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else
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@ -2467,13 +2502,7 @@ int process_lower_level_arg()
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lower_level=1;
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if(strcmp(optarg,"auto")==0)
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{
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if(program_mode==server_mode)
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return 0;
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else
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{
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mylog(log_fatal,"--lower-level auto hasnt be implement at client side,specify it manually\n");
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myexit(-1);
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}
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return 0;
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}
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lower_level_manual=1;
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@ -3245,30 +3274,25 @@ void iptables_rule()
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}
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/*
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int test()
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{
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int fd;
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struct ifreq ifr;
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fd = socket(AF_INET, SOCK_DGRAM, 0);
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ifr.ifr_addr.sa_family = AF_INET;
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strncpy(ifr.ifr_name, "eth0", IFNAMSIZ-1);
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ioctl(fd, SIOCGIFADDR, &ifr);
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close(fd);
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printf("%s\n", inet_ntoa(((struct sockaddr_in *)&ifr.ifr_addr)->sin_addr));
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return 0;
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char ip_str[100]="8.8.8.8";
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u32_t ip=inet_addr(ip_str);
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u32_t dest_ip;
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string if_name;
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string hw;
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find_lower_level_info(ip,dest_ip,if_name,hw);
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printf("%s %s %s\n",my_ntoa(dest_ip),if_name.c_str(),hw.c_str());
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exit(0);
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return 0;
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}*/
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int main(int argc, char *argv[])
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{
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//printf("%s\n",my_ntoa(0x00ffffff));
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//test();
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printf("%s\n",my_ntoa(0x00ffffff));
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//auto a=string_to_vec("a b c d ");
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//printf("%d\n",(int)a.size());
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//printf("%d %d %d %d",larger_than_u32(1,2),larger_than_u32(2,1),larger_than_u32(0xeeaaeebb,2),larger_than_u32(2,0xeeaaeebb));
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@ -3319,10 +3343,6 @@ int main(int argc, char *argv[])
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iptables_rule();
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init_raw_socket();
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if(lower_level_manual)
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{
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init_ifindex(if_name);
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}
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if(program_mode==client_mode)
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{
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38
makefile
38
makefile
@ -1,15 +1,16 @@
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cc_cross=/home/wangyu/Desktop/arm-2014.05/bin/arm-none-linux-gnueabi-g++
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cc_local=g++
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cc_ar71xx=/home/wangyu/OpenWrt-SDK-ar71xx-for-linux-x86_64-gcc-4.8-linaro_uClibc-0.9.33.2/staging_dir/toolchain-mips_34kc_gcc-4.8-linaro_uClibc-0.9.33.2/bin/mips-openwrt-linux-g++
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cc_bcm2708=/home/wangyu/raspberry/tools/arm-bcm2708/gcc-linaro-arm-linux-gnueabihf-raspbian/bin/arm-linux-gnueabihf-g++
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cc_arm=/home/wangyu/Desktop/arm-2014.05/bin/arm-none-linux-gnueabi-g++
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cc_mips34kc=/toolchains/OpenWrt-SDK-ar71xx-for-linux-x86_64-gcc-4.8-linaro_uClibc-0.9.33.2/staging_dir/toolchain-mips_34kc_gcc-4.8-linaro_uClibc-0.9.33.2/bin/mips-openwrt-linux-g++
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cc_arm= /toolchains/arm-2014.05/bin/arm-none-linux-gnueabi-g++
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#cc_bcm2708=/home/wangyu/raspberry/tools/arm-bcm2708/gcc-linaro-arm-linux-gnueabihf-raspbian/bin/arm-linux-gnueabihf-g++
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FLAGS= -std=c++11 -Wall -Wextra -Wno-unused-variable -Wno-unused-parameter -Wno-missing-field-initializers
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SOURCES=main.cpp lib/aes.c lib/md5.c encrypt.cpp log.cpp network.cpp common.cpp -lpthread
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SOURCES_AES_ACC=$(filter-out lib/aes.c,$(SOURCES)) $(wildcard lib/aes_acc/aes*.c)
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NAME=udp2raw
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TAR=${NAME}_binaries.tar.gz ${NAME}_amd64 ${NAME}_x86 ${NAME}_x86_asm_aes ${NAME}_ar71xx ${NAME}_bcm2708 ${NAME}_arm ${NAME}_amd64_hw_aes ${NAME}_arm_asm_aes ${NAME}_ar71xx_asm_aes
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TARGETS=amd64 mips34kc arm amd64_hw_aes arm_asm_aes mips34kc_asm_aes x86 x86_asm_aes
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TAR=${NAME}_binaries.tar.gz `echo ${TARGETS}|sed -r 's/([^ ]+)/udp2raw_\1/g'`
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all:
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rm -f ${NAME}
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@ -20,28 +21,31 @@ fast:
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debug:
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rm -f ${NAME}
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${cc_local} -o ${NAME} -I. ${SOURCES} ${FLAGS} -lrt -Wformat-nonliteral -D MY_DEBUG
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debug2:
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rm -f ${NAME}
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${cc_local} -o ${NAME} -I. ${SOURCES} ${FLAGS} -lrt -Wformat-nonliteral -ggdb
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ar71xx:
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${cc_ar71xx} -o ${NAME}_ar71xx -I. ${SOURCES} ${FLAGS} -lrt -lgcc_eh -static -O3
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mips34kc:
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${cc_mips34kc} -o ${NAME}_$@ -I. ${SOURCES} ${FLAGS} -lrt -lgcc_eh -static -O3
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ar71xx_asm_aes:
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${cc_ar71xx} -o ${NAME}_ar71xx_asm_aes -I. ${SOURCES_AES_ACC} ${FLAGS} -lrt -lgcc_eh -static -O3 lib/aes_acc/asm/mips_be.S
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mips34kc_asm_aes:
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${cc_mips34kc} -o ${NAME}_$@ -I. ${SOURCES_AES_ACC} ${FLAGS} -lrt -lgcc_eh -static -O3 lib/aes_acc/asm/mips_be.S
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bcm2708:
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${cc_bcm2708} -o ${NAME}_bcm2708 -I. ${SOURCES} ${FLAGS} -lrt -static -O3
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#bcm2708:
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# ${cc_bcm2708} -o ${NAME}_bcm2708 -I. ${SOURCES} ${FLAGS} -lrt -static -O3
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amd64:
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${cc_local} -o ${NAME}_amd64 -I. ${SOURCES} ${FLAGS} -lrt -static -O3
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${cc_local} -o ${NAME}_$@ -I. ${SOURCES} ${FLAGS} -lrt -static -O3
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amd64_hw_aes:
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${cc_local} -o ${NAME}_amd64_hw_aes -I. ${SOURCES_AES_ACC} ${FLAGS} -lrt -static -O3 lib/aes_acc/asm/x64.S
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${cc_local} -o ${NAME}_$@ -I. ${SOURCES_AES_ACC} ${FLAGS} -lrt -static -O3 lib/aes_acc/asm/x64.S
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x86:
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${cc_local} -o ${NAME}_x86 -I. ${SOURCES} ${FLAGS} -lrt -static -O3 -m32
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${cc_local} -o ${NAME}_$@ -I. ${SOURCES} ${FLAGS} -lrt -static -O3 -m32
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x86_asm_aes:
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${cc_local} -o ${NAME}_x86_asm_aes -I. ${SOURCES_AES_ACC} ${FLAGS} -lrt -static -O3 -m32 lib/aes_acc/asm/x86.S
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${cc_local} -o ${NAME}_$@ -I. ${SOURCES_AES_ACC} ${FLAGS} -lrt -static -O3 -m32 lib/aes_acc/asm/x86.S
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arm:
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${cc_cross} -o ${NAME}_arm -I. ${SOURCES} ${FLAGS} -lrt -static -O3
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${cc_arm} -o ${NAME}_$@ -I. ${SOURCES} ${FLAGS} -lrt -static -O3
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arm_asm_aes:
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${cc_cross} -o ${NAME}_arm_asm_aes -I. ${SOURCES_AES_ACC} ${FLAGS} -lrt -static -O3 lib/aes_acc/asm/arm.S
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${cc_arm} -o ${NAME}_$@ -I. ${SOURCES_AES_ACC} ${FLAGS} -lrt -static -O3 lib/aes_acc/asm/arm.S
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cross:
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${cc_cross} -o ${NAME}_cross -I. ${SOURCES} ${FLAGS} -lrt -O3
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@ -52,7 +56,7 @@ cross2:
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cross3:
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${cc_cross} -o ${NAME}_cross -I. ${SOURCES} ${FLAGS} -lrt -static -O3
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release: amd64 x86 ar71xx bcm2708 arm amd64_hw_aes arm_asm_aes x86_asm_aes ar71xx_asm_aes
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release: ${TARGETS}
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tar -zcvf ${TAR}
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clean:
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226
network.cpp
226
network.cpp
@ -289,7 +289,7 @@ void remove_filter()
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//exit(-1);
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}
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}
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int init_ifindex(char * if_name)
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int init_ifindex(const char * if_name,int &index)
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{
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struct ifreq ifr;
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size_t if_name_len=strlen(if_name);
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@ -305,10 +305,230 @@ int init_ifindex(char * if_name)
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mylog(log_fatal,"SIOCGIFINDEX fail ,%s\n",strerror(errno));
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myexit(-1);
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}
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ifindex=ifr.ifr_ifindex;
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mylog(log_info,"ifname:%s ifindex:%d\n",if_name,ifindex);
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index=ifr.ifr_ifindex;
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mylog(log_info,"ifname:%s ifindex:%d\n",if_name,index);
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return 0;
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}
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bool interface_has_arp(const char * interface) {
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struct ifreq ifr;
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// int sock = socket(PF_INET6, SOCK_DGRAM, IPPROTO_IP);
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int sock=raw_send_fd;
|
||||
memset(&ifr, 0, sizeof(ifr));
|
||||
strcpy(ifr.ifr_name, interface);
|
||||
if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
|
||||
//perror("SIOCGIFFLAGS");
|
||||
mylog(log_fatal,"ioctl(sock, SIOCGIFFLAGS, &ifr) failed for interface %s,errno %s\n",interface,strerror(errno));
|
||||
myexit(-1);
|
||||
}
|
||||
//close(sock);
|
||||
return !(ifr.ifr_flags & IFF_NOARP);
|
||||
}
|
||||
struct route_info_t
|
||||
{
|
||||
string if_name;
|
||||
u32_t dest;
|
||||
u32_t mask;
|
||||
u32_t gw;
|
||||
u32_t flag;
|
||||
|
||||
};
|
||||
int dest_idx=1;
|
||||
int gw_idx=2;
|
||||
int if_idx=0;
|
||||
int mask_idx=7;
|
||||
int flag_idx=3;
|
||||
vector<int> find_route_entry(const vector<route_info_t> &route_info_vec,u32_t ip)
|
||||
{
|
||||
vector<int> res;
|
||||
for(u32_t i=0;i<=32;i++)
|
||||
{
|
||||
u32_t mask=0xffffffff;
|
||||
//mask >>=i;
|
||||
//if(i==32) mask=0; //why 0xffffffff>>32 equals 0xffffffff??
|
||||
|
||||
mask <<=i;
|
||||
if(i==32) mask=0;
|
||||
log_bare(log_debug,"(mask:%x)",mask);
|
||||
for(u32_t j=0;j<route_info_vec.size();j++)
|
||||
{
|
||||
const route_info_t & info=route_info_vec[j];
|
||||
if(info.mask!=mask)
|
||||
continue;
|
||||
log_bare(log_debug,"<<%d,%d>>",i,j);
|
||||
if((info.dest&mask)==(ip&mask))
|
||||
{
|
||||
log_bare(log_debug,"found!");
|
||||
res.push_back(j);
|
||||
}
|
||||
}
|
||||
if(res.size()!=0)
|
||||
{
|
||||
return res;
|
||||
}
|
||||
}
|
||||
return res;
|
||||
}
|
||||
int find_direct_dest(const vector<route_info_t> &route_info_vec,u32_t ip,u32_t &dest_ip,string &if_name)
|
||||
{
|
||||
vector<int> res;
|
||||
for(int i=0;i<1000;i++)
|
||||
{
|
||||
res=find_route_entry(route_info_vec,ip);
|
||||
log_bare(log_debug,"<entry:%u>",(u32_t)res.size());
|
||||
if(res.size()==0)
|
||||
{
|
||||
mylog(log_error,"cant find route entry\n");
|
||||
return -1;
|
||||
}
|
||||
if(res.size()>1)
|
||||
{
|
||||
mylog(log_error,"found duplicated entries\n");
|
||||
return -1;
|
||||
}
|
||||
if((route_info_vec[res[0]].flag&2)==0)
|
||||
{
|
||||
dest_ip=ip;
|
||||
if_name=route_info_vec[res[0]].if_name;
|
||||
return 0;
|
||||
}
|
||||
else
|
||||
{
|
||||
ip=route_info_vec[res[0]].gw;
|
||||
}
|
||||
}
|
||||
mylog(log_error,"dead loop in find_direct_dest\n");
|
||||
return -1;
|
||||
}
|
||||
struct arp_info_t
|
||||
{
|
||||
u32_t ip;
|
||||
string hw;
|
||||
string if_name;
|
||||
};
|
||||
int arp_ip_idx=0;
|
||||
int arp_hw_idx=3;
|
||||
int arp_if_idx=5;
|
||||
|
||||
|
||||
int find_arp(const vector<arp_info_t> &arp_info_vec,u32_t ip,string if_name,string &hw)
|
||||
{
|
||||
int pos=-1;
|
||||
int count=0;
|
||||
for(u32_t i=0;i<arp_info_vec.size();i++)
|
||||
{
|
||||
const arp_info_t & info=arp_info_vec[i];
|
||||
if(info.if_name!=if_name) continue;
|
||||
if(info.ip==ip)
|
||||
{
|
||||
count++;
|
||||
pos=i;
|
||||
}
|
||||
}
|
||||
if(count==0)
|
||||
{
|
||||
//mylog(log_warn,"cant find arp entry for %s %s,using 00:00:00:00:00:00\n",my_ntoa(ip),if_name.c_str());
|
||||
//hw="00:00:00:00:00:00";
|
||||
mylog(log_error,"cant find arp entry for %s %s\n",my_ntoa(ip),if_name.c_str());
|
||||
return -1;
|
||||
}
|
||||
if(count>1)
|
||||
{
|
||||
mylog(log_error,"find multiple arp entry for %s %s\n",my_ntoa(ip),if_name.c_str());
|
||||
return -1;
|
||||
}
|
||||
hw=arp_info_vec[pos].hw;
|
||||
return 0;
|
||||
}
|
||||
int find_lower_level_info(u32_t ip,u32_t &dest_ip,string &if_name,string &hw)
|
||||
{
|
||||
ip=htonl(ip);
|
||||
if(ip==htonl(inet_addr("127.0.0.1")))
|
||||
{
|
||||
dest_ip=ntohl(ip);
|
||||
if_name="lo";
|
||||
hw="00:00:00:00:00:00";
|
||||
return 0;
|
||||
}
|
||||
|
||||
string route_file;
|
||||
if(read_file("/proc/net/route",route_file)!=0) return -1;
|
||||
string arp_file;
|
||||
if(read_file("/proc/net/arp",arp_file)!=0) return -1;
|
||||
|
||||
log_bare(log_debug,"/proc/net/route:<<%s>>\n",route_file.c_str());
|
||||
log_bare(log_debug,"/proc/net/arp:<<%s>>\n",route_file.c_str());
|
||||
|
||||
auto route_vec2=string_to_vec2(route_file.c_str());
|
||||
vector<route_info_t> route_info_vec;
|
||||
for(u32_t i=1;i<route_vec2.size();i++)
|
||||
{
|
||||
log_bare(log_debug,"<size:%u>",(u32_t)route_vec2[i].size());
|
||||
if(route_vec2[i].size()!=11)
|
||||
{
|
||||
mylog(log_error,"route coloum %d !=11 \n",int(route_vec2[i].size()));
|
||||
return -1;
|
||||
}
|
||||
route_info_t tmp;
|
||||
tmp.if_name=route_vec2[i][if_idx];
|
||||
if(hex_to_u32_with_endian(route_vec2[i][dest_idx],tmp.dest)!=0) return -1;
|
||||
if(hex_to_u32_with_endian(route_vec2[i][gw_idx],tmp.gw)!=0) return -1;
|
||||
if(hex_to_u32_with_endian(route_vec2[i][mask_idx],tmp.mask)!=0) return -1;
|
||||
if(hex_to_u32(route_vec2[i][flag_idx],tmp.flag)!=0)return -1;
|
||||
route_info_vec.push_back(tmp);
|
||||
for(u32_t j=0;j<route_vec2[i].size();j++)
|
||||
{
|
||||
log_bare(log_debug,"<%s>",route_vec2[i][j].c_str());
|
||||
}
|
||||
log_bare(log_debug,"%s dest:%x mask:%x gw:%x flag:%x",tmp.if_name.c_str(),tmp.dest,tmp.mask,tmp.gw,tmp.flag);
|
||||
log_bare(log_debug,"\n");
|
||||
}
|
||||
|
||||
if(find_direct_dest(route_info_vec,ip,dest_ip,if_name)!=0)
|
||||
{
|
||||
mylog(log_error,"find_direct_dest failed for ip %s\n",my_ntoa(ntohl(ip)));
|
||||
return -1;
|
||||
}
|
||||
|
||||
|
||||
log_bare(log_debug,"========\n");
|
||||
auto arp_vec2=string_to_vec2(arp_file.c_str());
|
||||
vector<arp_info_t> arp_info_vec;
|
||||
for(u32_t i=1;i<arp_vec2.size();i++)
|
||||
{
|
||||
log_bare(log_debug,"<<arp_vec2[i].size(): %d>>",(int)arp_vec2[i].size());
|
||||
|
||||
for(u32_t j=0;j<arp_vec2[i].size();j++)
|
||||
{
|
||||
log_bare(log_debug,"<%s>",arp_vec2[i][j].c_str());
|
||||
}
|
||||
if(arp_vec2[i].size()!=6)
|
||||
{
|
||||
mylog(log_error,"arp coloum %d !=11 \n",int(arp_vec2[i].size()));
|
||||
return -1;
|
||||
}
|
||||
arp_info_t tmp;
|
||||
tmp.if_name=arp_vec2[i][arp_if_idx];
|
||||
tmp.hw=arp_vec2[i][arp_hw_idx];
|
||||
tmp.ip=htonl(inet_addr(arp_vec2[i][arp_ip_idx].c_str()));
|
||||
arp_info_vec.push_back(tmp);
|
||||
log_bare(log_debug,"\n");
|
||||
}
|
||||
if(!interface_has_arp(if_name.c_str()))
|
||||
{
|
||||
mylog(log_info,"%s is a noarp interface,using 00:00:00:00:00:00\n",if_name.c_str());
|
||||
hw="00:00:00:00:00:00";
|
||||
}
|
||||
else if(find_arp(arp_info_vec,dest_ip,if_name,hw)!=0)
|
||||
{
|
||||
mylog(log_error,"find_arp failed for dest_ip %s ,if_name %s\n",my_ntoa(ntohl(ip)),if_name.c_str());
|
||||
return -1;
|
||||
}
|
||||
//printf("%s\n",hw.c_str());
|
||||
|
||||
dest_ip=ntohl(dest_ip);
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
int send_raw_ip(raw_info_t &raw_info,const char * payload,int payloadlen)
|
||||
{
|
||||
|
||||
@ -86,8 +86,9 @@ int init_raw_socket();
|
||||
void init_filter(int port);
|
||||
|
||||
void remove_filter();
|
||||
int init_ifindex(char * if_name);
|
||||
int init_ifindex(const char * if_name,int &index);
|
||||
|
||||
int find_lower_level_info(u32_t ip,u32_t &dest_ip,string &if_name,string &hw);
|
||||
|
||||
int send_raw_ip(raw_info_t &raw_info,const char * payload,int payloadlen);
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user