home *** CD-ROM | disk | FTP | other *** search
- /* stringprep.h --- Header file for stringprep functions. -*- c -*-
- * Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007 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, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
- *
- */
-
- #ifndef _STRINGPREP_H
- #define _STRINGPREP_H
-
- #ifdef __cplusplus
- extern "C"
- {
- #endif
-
- #include <stddef.h> /* size_t */
- #include <unistd.h> /* ssize_t */
- #include <idn-int.h> /* uint32_t */
-
- /* On Windows, variables that may be in a DLL must be marked
- * specially. This is only active when not building libidn itself
- * (!LIBIDN_BUILDING). It is only used for MinGW which declare
- * __DECLSPEC_SUPPORTED or MSVC (_MSC_VER && _DLL). */
- #if !defined (LIBIDN_BUILDING) && (defined(__DECLSPEC_SUPPORTED) || (defined(_MSC_VER) && defined(_DLL)))
- # define IDN_DLL_VAR __declspec (dllimport)
- #else
- # define IDN_DLL_VAR
- #endif
-
- #define STRINGPREP_VERSION "1.5"
-
- /* Error codes. */
- typedef enum
- {
- STRINGPREP_OK = 0,
- /* Stringprep errors. */
- STRINGPREP_CONTAINS_UNASSIGNED = 1,
- STRINGPREP_CONTAINS_PROHIBITED = 2,
- STRINGPREP_BIDI_BOTH_L_AND_RAL = 3,
- STRINGPREP_BIDI_LEADTRAIL_NOT_RAL = 4,
- STRINGPREP_BIDI_CONTAINS_PROHIBITED = 5,
- /* Error in calling application. */
- STRINGPREP_TOO_SMALL_BUFFER = 100,
- STRINGPREP_PROFILE_ERROR = 101,
- STRINGPREP_FLAG_ERROR = 102,
- STRINGPREP_UNKNOWN_PROFILE = 103,
- /* Internal errors. */
- STRINGPREP_NFKC_FAILED = 200,
- STRINGPREP_MALLOC_ERROR = 201
- } Stringprep_rc;
-
- /* Flags used when calling stringprep(). */
- typedef enum
- {
- STRINGPREP_NO_NFKC = 1,
- STRINGPREP_NO_BIDI = 2,
- STRINGPREP_NO_UNASSIGNED = 4
- } Stringprep_profile_flags;
-
- /* Steps in a stringprep profile. */
- typedef enum
- {
- STRINGPREP_NFKC = 1,
- STRINGPREP_BIDI = 2,
- STRINGPREP_MAP_TABLE = 3,
- STRINGPREP_UNASSIGNED_TABLE = 4,
- STRINGPREP_PROHIBIT_TABLE = 5,
- STRINGPREP_BIDI_PROHIBIT_TABLE = 6,
- STRINGPREP_BIDI_RAL_TABLE = 7,
- STRINGPREP_BIDI_L_TABLE = 8
- } Stringprep_profile_steps;
-
- #define STRINGPREP_MAX_MAP_CHARS 4
-
- struct Stringprep_table_element
- {
- uint32_t start;
- uint32_t end; /* 0 if only one character */
- uint32_t map[STRINGPREP_MAX_MAP_CHARS]; /* NULL if end is not 0 */
- };
- typedef struct Stringprep_table_element Stringprep_table_element;
-
- struct Stringprep_table
- {
- Stringprep_profile_steps operation;
- Stringprep_profile_flags flags;
- const Stringprep_table_element *table;
- };
- typedef struct Stringprep_table Stringprep_profile;
-
- struct Stringprep_profiles
- {
- const char *name;
- const Stringprep_profile *tables;
- };
- typedef struct Stringprep_profiles Stringprep_profiles;
-
- extern IDN_DLL_VAR const Stringprep_profiles stringprep_profiles[];
-
- /* Profiles */
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_rfc3454_A_1[];
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_rfc3454_B_1[];
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_rfc3454_B_2[];
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_rfc3454_B_3[];
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_rfc3454_C_1_1[];
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_rfc3454_C_1_2[];
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_rfc3454_C_2_1[];
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_rfc3454_C_2_2[];
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_rfc3454_C_3[];
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_rfc3454_C_4[];
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_rfc3454_C_5[];
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_rfc3454_C_6[];
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_rfc3454_C_7[];
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_rfc3454_C_8[];
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_rfc3454_C_9[];
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_rfc3454_D_1[];
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_rfc3454_D_2[];
-
- /* Nameprep */
-
- extern IDN_DLL_VAR const Stringprep_profile stringprep_nameprep[];
-
- #define stringprep_nameprep(in, maxlen) \
- stringprep(in, maxlen, 0, stringprep_nameprep)
-
- #define stringprep_nameprep_no_unassigned(in, maxlen) \
- stringprep(in, maxlen, STRINGPREP_NO_UNASSIGNED, stringprep_nameprep)
-
- /* SASL */
-
- extern IDN_DLL_VAR const Stringprep_profile stringprep_saslprep[];
- extern IDN_DLL_VAR const Stringprep_profile stringprep_plain[];
- extern IDN_DLL_VAR const Stringprep_profile stringprep_trace[];
-
- #define stringprep_plain(in, maxlen) \
- stringprep(in, maxlen, 0, stringprep_plain)
-
- /* Kerberos */
-
- extern IDN_DLL_VAR const Stringprep_profile stringprep_kerberos5[];
-
- #define stringprep_kerberos5(in, maxlen) \
- stringprep(in, maxlen, 0, stringprep_kerberos5)
-
- /* XMPP */
-
- extern IDN_DLL_VAR const Stringprep_profile stringprep_xmpp_nodeprep[];
- extern IDN_DLL_VAR const Stringprep_profile stringprep_xmpp_resourceprep[];
- extern IDN_DLL_VAR const Stringprep_table_element stringprep_xmpp_nodeprep_prohibit[];
-
- #define stringprep_xmpp_nodeprep(in, maxlen) \
- stringprep(in, maxlen, 0, stringprep_xmpp_nodeprep)
- #define stringprep_xmpp_resourceprep(in, maxlen) \
- stringprep(in, maxlen, 0, stringprep_xmpp_resourceprep)
-
- /* iSCSI */
-
- extern IDN_DLL_VAR const Stringprep_profile stringprep_iscsi[];
-
- #define stringprep_iscsi(in, maxlen) \
- stringprep(in, maxlen, 0, stringprep_iscsi)
-
- /* API */
-
- extern int stringprep_4i (uint32_t * ucs4, size_t * len, size_t maxucs4len,
- Stringprep_profile_flags flags,
- const Stringprep_profile * profile);
- extern int stringprep_4zi (uint32_t * ucs4, size_t maxucs4len,
- Stringprep_profile_flags flags,
- const Stringprep_profile * profile);
- extern int stringprep (char *in, size_t maxlen,
- Stringprep_profile_flags flags,
- const Stringprep_profile * profile);
-
- extern int stringprep_profile (const char *in,
- char **out,
- const char *profile,
- Stringprep_profile_flags flags);
-
- extern const char *stringprep_strerror (Stringprep_rc rc);
-
- extern const char *stringprep_check_version (const char *req_version);
-
- /* Utility */
-
- extern int stringprep_unichar_to_utf8 (uint32_t c, char *outbuf);
- extern uint32_t stringprep_utf8_to_unichar (const char *p);
-
- extern uint32_t *stringprep_utf8_to_ucs4 (const char *str, ssize_t len,
- size_t * items_written);
- extern char *stringprep_ucs4_to_utf8 (const uint32_t * str, ssize_t len,
- size_t * items_read,
- size_t * items_written);
-
- extern char *stringprep_utf8_nfkc_normalize (const char *str, ssize_t len);
- extern uint32_t *stringprep_ucs4_nfkc_normalize (uint32_t * str,
- ssize_t len);
-
- extern const char *stringprep_locale_charset (void);
- extern char *stringprep_convert (const char *str,
- const char *to_codeset,
- const char *from_codeset);
- extern char *stringprep_locale_to_utf8 (const char *str);
- extern char *stringprep_utf8_to_locale (const char *str);
-
- #ifdef __cplusplus
- }
- #endif
- #endif /* _STRINGPREP_H */
-