/* * decodenetnum - return a net number (this is crude, but careful) */ #include #include #include #include #include "ntp_stdlib.h" int decodenetnum( const char *num, struct sockaddr_storage *netnum ) { struct addrinfo hints, *ai = NULL; register int err, i; register const char *cp; char name[80]; cp = num; if (*cp == '[') { cp++; for (i = 0; *cp != ']'; cp++, i++) name[i] = *cp; name[i] = '\0'; num = name; } memset(&hints, 0, sizeof(struct addrinfo)); hints.ai_flags = AI_NUMERICHOST; err = getaddrinfo(num, NULL, &hints, &ai); if (err != 0) return 0; memcpy(netnum, (struct sockaddr_storage *)ai->ai_addr, ai->ai_addrlen); freeaddrinfo(ai); return 1; }