/* lookup.c - example program to demonstrate domain decoding using Libidn2 Copyright (C) 2016 Tim Rühsen This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ #include /* uint8_t */ #include /* printf, fflush, fgets, stdin, perror, fprintf */ #include /* strlen */ #include /* setlocale */ #include /* free */ #include /* idn2_lookup_ul, IDN2_OK, idn2_strerror, idn2_strerror_name */ int main (int argc, char *argv[]) { int rc; char src[BUFSIZ]; char *decoded; setlocale (LC_ALL, ""); printf ("Enter (possibly non-ASCII) domain name to decode: "); fflush (stdout); if (!fgets (src, sizeof (src), stdin)) { perror ("fgets"); return 1; } src[strlen (src) - 1] = '\0'; rc = idn2_to_unicode_lzlz (src, &decoded, 0); if (rc != IDN2_OK) { fprintf (stderr, "error: %s (%s, %d)\n", idn2_strerror (rc), idn2_strerror_name (rc), rc); return 1; } printf ("Decoded domain name: %s\n", decoded); free (decoded); return 0; }