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Disable libIDN2 underscore workaround with libIDN or fixed libIDN2.

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This commit is contained in:
Simon Kelley
2017-09-25 16:53:55 +01:00
parent a3303e196e
commit 09ce307bdb
1 changed files with 7 additions and 5 deletions
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12
src/util.c
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@@ -200,18 +200,20 @@ char *canonicalise(char *in, int *nomem)
if (!(rc = check_name(in)))
return NULL;
#if defined(HAVE_IDN) || defined(HAVE_LIBIDN2)
/* libidn2 strips underscores, so don't do IDN processing
#if defined(HAVE_LIBIDN2) && (!defined(IDN2_VERSION_NUMBER) || IDN2_VERSION_NUMBER < 0x02000003)
/* older libidn2 strips underscores, so don't do IDN processing
if the name has an underscore (check_name() returned 2) */
if (rc != 2)
#endif
#if defined(HAVE_IDN) || defined(HAVE_LIBIDN2)
{
#ifdef HAVE_LIBIDN2
# ifdef HAVE_LIBIDN2
rc = idn2_to_ascii_lz(in, &ret, IDN2_NONTRANSITIONAL);
if (rc == IDN2_DISALLOWED)
rc = idn2_to_ascii_lz(in, &ret, IDN2_TRANSITIONAL);
#else
# else
rc = idna_to_ascii_lz(in, &ret, 0);
#endif
# endif
if (rc != IDNA_SUCCESS)
{
if (ret)