nbtstat Linux版, 通过IP获取主机名/* NETBIOS name lookup tool - by eSDee of Netric (www.netric.org) * yeh.. i was really bored :-) * * [esdee@pant0ffel] gcc -o nbtstat nbtstat.c && ./nbtstat 10.0.0.4 * Request sent, waiting for reply... [ctrl-c to abort] * Name Type * ---------------------------------- * HOEPELKO-ESPU0B <00> UNIQUE Workstation Service * HOEPELKO-ESPU0B <20> UNIQUE File Server Service * WORKGROUP <00> GROUP Domain Name * WORKGROUP <1e> GROUP Browser Service Elections * HOEPELKO-ESPU0B <03> UNIQUE Messenger Service * ADMINISTRATOR <03> UNIQUE Messenger Service * WORKGROUP <1d> UNIQUE Master Browser * ..__MSBROWSE__. <01> GROUP Master Browser * MAC-addres = 00-02-a5-e1-fd-b7 * [/home/esdee/nbtstat] */ #include <stdio.h> #include <string.h> #include <sys/types.h> #include <sys/socket.h> #include <netinet/in.h> #include <netdb.h> #include <unistd.h> char nbtname[]= /* netbios name packet */ { 0x80,0xf0,0x00,0x10,0x00,0x01,0x00,0x00, 0x00,0x00,0x00,0x00,0x20,0x43,0x4b,0x41, 0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41, 0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41, 0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41, 0x41,0x41,0x41,0x41,0x41,0x00,0x00,0x21, 0x00,0x01 }; int display(); int main(int argc, char *argv[]) { ]; unsigned ]; unsigned char *ptr; struct sockaddr_in server; struct hostent *hp; int s; int total; unsigned int nb_num; unsigned int nb_type; ; ) { fprintf(stderr, ]); ; } ])) == NULL) { fprintf(stderr,]); ; } )) < ) { /* 17 = UDP */ perror("socket"); ; } memset(recv,0x0, sizeof(recv)); bzero((char *) &server, sizeof(server)); bcopy(hp->h_addr, (char *) &server.sin_addr, hp->h_length); server.sin_family = hp->h_addrtype; server.sin_port = htons(); /* netbios-ns */ , () { perror("sendto"); ; } else { fprintf(stdout, "Request sent, waiting for reply... [ctrl-c to abort]\n"); read(s, recv, ); fprintf(stdout,"Name Type\n" "----------------------------------\n"); ptr=recv+; total=*(ptr - ); /* max names */ while(ptr < recv + sizeof(recv)) { memset(temp,0x0, sizeof(temp)); strncpy(temp, ptr, ); /* copies the name into temp */ ptr+=; nb_num = *ptr; nb_type = *(ptr + ); ptr+=; if (i==total) { /* max names reached */ ptr-=; /* sets the pointer to the mac_addres field */ fprintf(stdout,"\nMAC-addres = %02x-%02x-%02x-%02x-%02x-%02x\n\n", *(ptr + ), *(ptr + ), *(ptr + ), *(ptr + ), *(ptr + ), *(ptr + )); break; } display(temp,nb_num,nb_type); i++; } } close(s); ; } int display(char *name, unsigned int number, unsigned int type) { ]; int i; memset(description, 0x0, sizeof(description)); /* list taken from http://support.microsoft.com/default.aspx?scid=KB;EN-US;q163409& */ /* 0x04 - UNIQUE */ /* 0x80 - GROUP */ switch(number) { case 0x00: if (type <= 0x80) { strncpy(description, ); } else { strncpy(description, ); } break; case 0x01: if (type <= 0x80) { strncpy(description, ); } else { strncpy(description, ); } break; case 0x03: strncpy(description, ); break; case 0x06: strncpy(description, ); break; case 0x1b: strncpy(description, ); break; case 0x1c: strncpy(description, ); break; case 0x1d: strncpy(description, ); break; case 0x1e: ); break; case 0x1F: strncpy(description, ); break; case 0x20: strncpy(description, ); break; case 0x21: strncpy(description, ); break; case 0x22: strncpy(description, ); break; case 0x23: strncpy(description, ); break; case 0x24: strncpy(description, ); break; case 0x30: strncpy(description, ); break; case 0x31: strncpy(description, ); break; case 0x42: strncpy(description, ); break; case 0x43: strncpy(description, ); break; case 0x44: strncpy(description, ); break; case 0x45: strncpy(description, ); break; case 0x46: strncpy(description, ); break; case 0x4C: strncpy(description, ); break; case 0x52: strncpy(description, ); break; case 0x6a: strncpy(description, ); break; case 0x87: strncpy(description, ); break; case 0xbe: strncpy(description, ); break; case 0xbf: strncpy(description, ); break; default: strncpy(description, ); break; } ; i < strlen(name); i++) /* replaces weird chars with dots */ || name[i] > ) name[i] = '.'; if (name) fprintf(stdout, "%s <%02x> %s\n", name, number, description); ; }