/*
**********************************************************************
- * Copyright (C) 1999-2003, International Business Machines
+ * Copyright (C) 1999-2006, International Business Machines
* Corporation and others. All Rights Reserved.
**********************************************************************
*
*
* ucnv_io.h:
- * defines variables and functions pertaining to file access, and name resolution
- * aspect of the library
+ * defines variables and functions pertaining to converter name resolution
+ * aspect of the conversion code
*/
#ifndef UCNV_IO_H
#include "unicode/utypes.h"
+#if !UCONFIG_NO_CONVERSION
+
+#include "udataswp.h"
+
#define UCNV_AMBIGUOUS_ALIAS_MAP_BIT 0x8000
+#define UCNV_CONTAINS_OPTION_BIT 0x4000
#define UCNV_CONVERTER_INDEX_MASK 0xFFF
#define UCNV_NUM_RESERVED_TAGS 2
#define UCNV_NUM_HIDDEN_TAGS 1
+enum {
+ UCNV_IO_UNNORMALIZED,
+ UCNV_IO_STD_NORMALIZED,
+ UCNV_IO_NORM_TYPE_COUNT
+};
+
+typedef struct {
+ uint16_t stringNormalizationType;
+ uint16_t containsCnvOptionInfo;
+} UConverterAliasOptions;
+
+typedef struct UConverterAlias {
+ const uint16_t *converterList;
+ const uint16_t *tagList;
+ const uint16_t *aliasList;
+ const uint16_t *untaggedConvArray;
+ const uint16_t *taggedAliasArray;
+ const uint16_t *taggedAliasLists;
+ const UConverterAliasOptions *optionTable;
+ const uint16_t *stringTable;
+ const uint16_t *normalizedStringTable;
+
+ uint32_t converterListSize;
+ uint32_t tagListSize;
+ uint32_t aliasListSize;
+ uint32_t untaggedConvArraySize;
+ uint32_t taggedAliasArraySize;
+ uint32_t taggedAliasListsSize;
+ uint32_t optionTableSize;
+ uint32_t stringTableSize;
+ uint32_t normalizedStringTableSize;
+} UConverterAlias;
+
/**
+ * \var ucnv_io_stripForCompare
* Remove the underscores, dashes and spaces from the name, and convert
* the name to lower case.
* @param dst The destination buffer, which is <= the buffer of name.
* @param dst The destination buffer, which is <= the buffer of name.
+ * @see ucnv_compareNames
* @return the destination buffer.
*/
-U_CFUNC char * U_EXPORT2
-ucnv_io_stripForCompare(char *dst, const char *name);
+#if U_CHARSET_FAMILY==U_ASCII_FAMILY
+# define ucnv_io_stripForCompare ucnv_io_stripASCIIForCompare
+#elif U_CHARSET_FAMILY==U_EBCDIC_FAMILY
+# define ucnv_io_stripForCompare ucnv_io_stripEBCDICForCompare
+#else
+# error U_CHARSET_FAMILY is not valid
+#endif
+
+U_CAPI char * U_EXPORT2
+ucnv_io_stripASCIIForCompare(char *dst, const char *name);
+
+U_CAPI char * U_EXPORT2
+ucnv_io_stripEBCDICForCompare(char *dst, const char *name);
/**
* Map a converter alias name to a canonical converter name.
* is returned in mixed-case.
* Returns NULL if the alias is not found.
* @param alias The alias name to be searched.
+ * @param containsOption A return value stating whether the returned converter name contains an option (a comma)
* @param pErrorCode The error code
* @return the converter name in mixed-case, return NULL if the alias is not found.
*/
U_CFUNC const char *
-ucnv_io_getConverterName(const char *alias, UErrorCode *pErrorCode);
+ucnv_io_getConverterName(const char *alias, UBool *containsOption, UErrorCode *pErrorCode);
/**
- * The count for ucnv_io_getAliases and ucnv_io_getAlias
- * @param alias The alias name to be counted
- * @param pErrorCode The error code
- * @return the alias count
- */
-U_CFUNC uint16_t
-ucnv_io_countAliases(const char *alias, UErrorCode *pErrorCode);
-
-/**
- * Search case-insensitively for a converter alias and set aliases to
- * a pointer to the list of aliases for the actual converter.
- * The first "alias" is the canonical converter name.
- * The aliases are stored consecutively, in mixed case, each NUL-terminated.
- * There are as many strings in this list as the return value specifies.
- * Returns the number of aliases including the canonical converter name,
- * or 0 if the alias is not found.
- * @param alias The canonical converter name
- * @param start
- * @param aliases A pointer to the list of aliases for the actual converter
- * @return the number of aliases including the canonical converter name, or 0 if the alias is not found.
- */
-U_CFUNC uint16_t
-ucnv_io_getAliases(const char *alias, uint16_t start, const char **aliases, UErrorCode *pErrorCode);
-
-/**
- * Search case-insensitively for a converter alias and return
- * the (n)th alias.
- * Returns NULL if the alias is not found.
- * @param alias The converter alias
- * @param n The number specifies which alias to get
- * @param pErrorCode The error code
- * @return the (n)th alias and return NULL if the alias is not found.
- */
-U_CFUNC const char *
-ucnv_io_getAlias(const char *alias, uint16_t n, UErrorCode *pErrorCode);
-
-/**
- * Return the number of all standard names.
- * @param pErrorCode The error code
- * @return the number of all standard names
- */
-U_CFUNC uint16_t
-ucnv_io_countStandards(UErrorCode *pErrorCode);
-
-/**
- * Return the number of all converter names.
- * @param pErrorCode The error code
- * @return the number of all converter names
- */
-U_CFUNC uint16_t
-ucnv_io_countAvailableConverters(UErrorCode *pErrorCode);
-
-/**
- * Return the (n)th converter name in mixed case, or NULL
- * if there is none (typically, if the data cannot be loaded).
- * 0<=index<ucnv_io_countAvailableConverters().
- * @param n The number specifies which converter name to get
- * @param pErrorCode The error code
- * @return the (n)th converter name in mixed case, or NULL if there is none.
- */
-U_CFUNC const char *
-ucnv_io_getAvailableConverter(uint16_t n, UErrorCode *pErrorCode);
-
-/**
- * Return the (n)th converter name in mixed case, or NULL
- * if there is none (typically, if the data cannot be loaded).
- * 0<=index<ucnv_io_countAvailableConverters().
- */
-U_CFUNC void
-ucnv_io_flushAvailableConverterCache(void);
-
-/**
- * Return the number of all aliases (and converter names).
+ * Return the number of all known converter names (no aliases).
* @param pErrorCode The error code
* @return the number of all aliases
*/
U_CFUNC uint16_t
-ucnv_io_countAvailableAliases(UErrorCode *pErrorCode);
+ucnv_io_countKnownConverters(UErrorCode *pErrorCode);
/**
- * Get the name of the default converter.
- * This name is already resolved by <code>ucnv_io_getConverterName()</code>.
- * @return the name of the default converter
+ * Swap an ICU converter alias table. See implementation for details.
+ * @internal
*/
-U_CFUNC const char *
-ucnv_io_getDefaultConverterName(void);
+U_CAPI int32_t U_EXPORT2
+ucnv_swapAliases(const UDataSwapper *ds,
+ const void *inData, int32_t length, void *outData,
+ UErrorCode *pErrorCode);
-/**
- * Set the name of the default converter.
- * @param name The name set to the default converter
- */
-U_CFUNC void
-ucnv_io_setDefaultConverterName(const char *name);
+#endif
#endif /* _UCNV_IO */
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