1 #include <stdio.h> 2 #include <stdlib.h> 3 #include <string.h> 4 #include <console.h> 5 #include <netinet/in.h> 6 #include <com32.h> 7 #include <syslinux/pxe.h> 8 9 static inline uint32_t dns_resolve(const char *hostname) 10 { 11 return pxe_dns(hostname); 12 } 13 14 static inline void usage(const char *s) 15 { 16 fprintf(stderr, "Usage: %s hostname [, hostname_1, hostname_2, ...]\n", s); 17 } 18 19 int main(int argc, char *argv[]) 20 { 21 int i; 22 uint32_t ip; 23 24 openconsole(&dev_null_r, &dev_stdcon_w); 25 26 if (argc < 2) { 27 usage(argv[0]); 28 return 1; 29 } 30 31 for (i = 1; i < argc; i++) { 32 ip = dns_resolve(argv[i]); 33 if (!ip) { 34 printf("%s not found.\n", argv[i]); 35 } else { 36 printf("%-39s %08X %u.%u.%u.%u\n", argv[i], ntohl(ip), ip & 0xFF, 37 (ip >> 8) & 0xFF, (ip >> 16) & 0xFF, (ip >> 24) & 0xFF); 38 } 39 } 40 41 return 0; 42 } 43
