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/* idna.h Declarations for IDNA.
* Copyright (C) 2002, 2003, 2004 Simon Josefsson
*
* This file is part of GNU Libidn.
*
* GNU Libidn is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* GNU Libidn 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with GNU Libidn; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _IDNA_H
#define _IDNA_H
#ifdef __cplusplus
extern "C"
{
#endif
#include <stddef.h> /* size_t */
#include <stdint.h> /* uint32_t */
/* Error codes. */
typedef enum
{
IDNA_SUCCESS = 0,
IDNA_STRINGPREP_ERROR = 1,
IDNA_PUNYCODE_ERROR = 2,
IDNA_CONTAINS_NON_LDH = 3,
/* Workaround typo in earlier versions. */
IDNA_CONTAINS_LDH = IDNA_CONTAINS_NON_LDH,
IDNA_CONTAINS_MINUS = 4,
IDNA_INVALID_LENGTH = 5,
IDNA_NO_ACE_PREFIX = 6,
IDNA_ROUNDTRIP_VERIFY_ERROR = 7,
IDNA_CONTAINS_ACE_PREFIX = 8,
IDNA_ICONV_ERROR = 9,
/* Internal errors. */
IDNA_MALLOC_ERROR = 201,
IDNA_DLOPEN_ERROR = 202
} Idna_rc;
/* IDNA flags */
typedef enum
{
IDNA_ALLOW_UNASSIGNED = 0x0001,
IDNA_USE_STD3_ASCII_RULES = 0x0002
} Idna_flags;
#ifndef IDNA_ACE_PREFIX
#define IDNA_ACE_PREFIX "xn--"
#endif
/* Core functions */
extern int idna_to_ascii_4i (const uint32_t * in, size_t inlen,
char *out, int flags);
extern int idna_to_unicode_44i (const uint32_t * in, size_t inlen,
uint32_t * out, size_t * outlen, int flags);
/* Wrappers that handle several labels */
extern int idna_to_ascii_4z (const uint32_t * input,
char **output, int flags);
extern int idna_to_ascii_8z (const char *input, char **output, int flags);
extern int idna_to_ascii_lz (const char *input, char **output, int flags);
extern int idna_to_unicode_4z4z (const uint32_t * input,
uint32_t ** output, int flags);
extern int idna_to_unicode_8z4z (const char *input,
uint32_t ** output, int flags);
extern int idna_to_unicode_8z8z (const char *input,
char **output, int flags);
extern int idna_to_unicode_8zlz (const char *input,
char **output, int flags);
extern int idna_to_unicode_lzlz (const char *input,
char **output, int flags);
#ifdef __cplusplus
}
#endif
#endif /* _PUNYCODE_H */
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