Imported Upstream version 1.15upstream/1.15

1 files changed, 231 insertions, 0 deletions

diff --git a/lib/stringprep.h b/lib/stringprep.h
new file mode 100644
index 0000000..bb3c71f
--- /dev/null
+++ b/lib/stringprep.h
@@ -0,0 +1,231 @@
+/* stringprep.h --- Header file for stringprep functions.
+ * Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009  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
+
+# ifndef IDNAPI
+#  if defined LIBIDN_BUILDING && defined HAVE_VISIBILITY && HAVE_VISIBILITY
+#   define IDNAPI __attribute__((__visibility__("default")))
+#  elif defined LIBIDN_BUILDING && defined _MSC_VER && ! defined LIBIDN_STATIC
+#   define IDNAPI __declspec(dllexport)
+#  elif defined _MSC_VER && ! defined LIBIDN_STATIC
+#   define IDNAPI __declspec(dllimport)
+#  else
+#   define IDNAPI
+#  endif
+# endif
+
+# include <stddef.h>		/* size_t */
+# include <unistd.h>		/* ssize_t */
+# include <idn-int.h>		/* uint32_t */
+
+# ifdef __cplusplus
+extern "C"
+{
+# endif
+
+# define STRINGPREP_VERSION "1.15"
+
+/* 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 IDNAPI const Stringprep_profiles stringprep_profiles[];
+
+/* Profiles */
+  extern IDNAPI const Stringprep_table_element stringprep_rfc3454_A_1[];
+  extern IDNAPI const Stringprep_table_element stringprep_rfc3454_B_1[];
+  extern IDNAPI const Stringprep_table_element stringprep_rfc3454_B_2[];
+  extern IDNAPI const Stringprep_table_element stringprep_rfc3454_B_3[];
+  extern IDNAPI const Stringprep_table_element stringprep_rfc3454_C_1_1[];
+  extern IDNAPI const Stringprep_table_element stringprep_rfc3454_C_1_2[];
+  extern IDNAPI const Stringprep_table_element stringprep_rfc3454_C_2_1[];
+  extern IDNAPI const Stringprep_table_element stringprep_rfc3454_C_2_2[];
+  extern IDNAPI const Stringprep_table_element stringprep_rfc3454_C_3[];
+  extern IDNAPI const Stringprep_table_element stringprep_rfc3454_C_4[];
+  extern IDNAPI const Stringprep_table_element stringprep_rfc3454_C_5[];
+  extern IDNAPI const Stringprep_table_element stringprep_rfc3454_C_6[];
+  extern IDNAPI const Stringprep_table_element stringprep_rfc3454_C_7[];
+  extern IDNAPI const Stringprep_table_element stringprep_rfc3454_C_8[];
+  extern IDNAPI const Stringprep_table_element stringprep_rfc3454_C_9[];
+  extern IDNAPI const Stringprep_table_element stringprep_rfc3454_D_1[];
+  extern IDNAPI const Stringprep_table_element stringprep_rfc3454_D_2[];
+
+  /* Nameprep */
+
+  extern IDNAPI 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 IDNAPI const Stringprep_profile stringprep_saslprep[];
+  extern IDNAPI const Stringprep_profile stringprep_plain[];
+  extern IDNAPI const Stringprep_profile stringprep_trace[];
+
+# define stringprep_plain(in, maxlen)		\
+  stringprep(in, maxlen, 0, stringprep_plain)
+
+  /* Kerberos */
+
+  extern IDNAPI const Stringprep_profile stringprep_kerberos5[];
+
+# define stringprep_kerberos5(in, maxlen)		\
+  stringprep(in, maxlen, 0, stringprep_kerberos5)
+
+  /* XMPP */
+
+  extern IDNAPI const Stringprep_profile stringprep_xmpp_nodeprep[];
+  extern IDNAPI const Stringprep_profile stringprep_xmpp_resourceprep[];
+  extern IDNAPI 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 IDNAPI const Stringprep_profile stringprep_iscsi[];
+
+# define stringprep_iscsi(in, maxlen)		\
+  stringprep(in, maxlen, 0, stringprep_iscsi)
+
+  /* API */
+
+  extern IDNAPI int stringprep_4i (uint32_t * ucs4, size_t * len,
+				   size_t maxucs4len,
+				   Stringprep_profile_flags flags,
+				   const Stringprep_profile * profile);
+  extern IDNAPI int stringprep_4zi (uint32_t * ucs4, size_t maxucs4len,
+				    Stringprep_profile_flags flags,
+				    const Stringprep_profile * profile);
+  extern IDNAPI int stringprep (char *in, size_t maxlen,
+				Stringprep_profile_flags flags,
+				const Stringprep_profile * profile);
+
+  extern IDNAPI int stringprep_profile (const char *in,
+					char **out,
+					const char *profile,
+					Stringprep_profile_flags flags);
+
+  extern IDNAPI const char *stringprep_strerror (Stringprep_rc rc);
+
+  extern IDNAPI const char *stringprep_check_version (const char
+						      *req_version);
+
+/* Utility */
+
+  extern IDNAPI int stringprep_unichar_to_utf8 (uint32_t c, char *outbuf);
+  extern IDNAPI uint32_t stringprep_utf8_to_unichar (const char *p);
+
+  extern IDNAPI uint32_t *stringprep_utf8_to_ucs4 (const char *str,
+						   ssize_t len,
+						   size_t * items_written);
+  extern IDNAPI char *stringprep_ucs4_to_utf8 (const uint32_t * str,
+					       ssize_t len,
+					       size_t * items_read,
+					       size_t * items_written);
+
+  extern IDNAPI char *stringprep_utf8_nfkc_normalize (const char *str,
+						      ssize_t len);
+  extern IDNAPI uint32_t *stringprep_ucs4_nfkc_normalize (uint32_t * str,
+							  ssize_t len);
+
+  extern IDNAPI const char *stringprep_locale_charset (void);
+  extern IDNAPI char *stringprep_convert (const char *str,
+					  const char *to_codeset,
+					  const char *from_codeset);
+  extern IDNAPI char *stringprep_locale_to_utf8 (const char *str);
+  extern IDNAPI char *stringprep_utf8_to_locale (const char *str);
+
+# ifdef __cplusplus
+}
+# endif
+
+#endif				/* STRINGPREP_H */