Commit 7d6e3f8c authored by Daniel Stenberg's avatar Daniel Stenberg
Browse files

IDN: Use TR46 non-transitional 

Assisted-by: Tim Rühsen
parent ee357664

lib/url.c

+10 −3
Original line number Diff line number Diff line
@@ -5,7 +5,7 @@ 
 *                            | (__| |_| |  _ <| |___

 *                             \___|\___/|_| \_\_____|

 *

 * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.

 * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.

 *

 * This software is licensed as described in the file COPYING, which

 * you should have received as part of this distribution. The terms
@@ -4010,8 +4010,15 @@ static void fix_hostname(struct connectdata *conn, struct hostname *host) 
#ifdef USE_LIBIDN2

    if(idn2_check_version(IDN2_VERSION)) {

      char *ace_hostname = NULL;

      int rc = idn2_lookup_ul((const char *)host->name, &ace_hostname,

                              IDN2_NFC_INPUT);

#if IDN2_VERSION_NUMBER >= 0x00140000

      /* IDN2_NFC_INPUT: Normalize input string using normalization form C.

         IDN2_NONTRANSITIONAL: Perform Unicode TR46 non-transitional

         processing. */

      int flags = IDN2_NFC_INPUT | IDN2_NONTRANSITIONAL;

#else

      int flags = IDN2_NFC_INPUT;

#endif

      int rc = idn2_lookup_ul((const char *)host->name, &ace_hostname, flags);

      if(rc == IDN2_OK) {

        host->encalloc = (char *)ace_hostname;

        /* change the name pointer to point to the encoded hostname */