#include <resolv.h> | |
#include <string.h> | |
int res_querydomain(const char *name, const char *domain, int class, int type, unsigned char *dest, int len) | |
{ | |
char tmp[255]; | |
size_t nl = strnlen(name, 255); | |
size_t dl = strnlen(domain, 255); | |
if (nl+dl+1 > 254) return -1; | |
memcpy(tmp, name, nl); | |
tmp[nl] = '.'; | |
memcpy(tmp+nl+1, domain, dl+1); | |
return res_query(tmp, class, type, dest, len); | |
} |