utypes.h revision c73f511526464f8e56c242df80552e9b0d94ae3d
12d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines/* 2a10d1dccd93a4aed127719e75a457987a2e8932cAlexey Samsonov********************************************************************** 36efa4d6cf9bb214a5e8ddbb224a69b38c4ae6de6Alexey Samsonov* Copyright (C) 1996-2012, International Business Machines 4bff55c4fbebd1f8f64693dea8118d9ee0979d563Alexey Samsonov* Corporation and others. All Rights Reserved. 569d3276170a055a3b8f087d7243314f8d8d07237Alexey Samsonov********************************************************************** 669d3276170a055a3b8f087d7243314f8d8d07237Alexey Samsonov* 769d3276170a055a3b8f087d7243314f8d8d07237Alexey Samsonov* FILE NAME : UTYPES.H (formerly ptypes.h) 869d3276170a055a3b8f087d7243314f8d8d07237Alexey Samsonov* 934e3ed1db94c5ce9784d7ffb8d66a54cf523e09cKostya Serebryany* Date Name Description 1069d3276170a055a3b8f087d7243314f8d8d07237Alexey Samsonov* 12/11/96 helena Creation. 112d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines* 02/27/97 aliu Added typedefs for UClassID, int8, int16, int32, 125d71de26cedae3dafc17449fe0182045c0bd20e8Stephen Hines* uint8, uint16, and uint32. 13d865fecddccebf898ceed24d096fc58fb29a6e57Chandler Carruth* 04/01/97 aliu Added XP_CPLUSPLUS and modified to work under C as 146a08d29b2020004b801ca69d8aea5872a7e67d72Alexey Samsonov* well as C++. 15c93d3e2bdfb1ad9cce26a6e8d66764ed97a6d6b4Alexey Samsonov* Modified to use memcpy() for uprv_arrayCopy() fns. 16c93d3e2bdfb1ad9cce26a6e8d66764ed97a6d6b4Alexey Samsonov* 04/14/97 aliu Added TPlatformUtilities. 17a10d1dccd93a4aed127719e75a457987a2e8932cAlexey Samsonov* 05/07/97 aliu Added import/export specifiers (replacing the old 18a10d1dccd93a4aed127719e75a457987a2e8932cAlexey Samsonov* broken EXT_CLASS). Added version number for our 19a10d1dccd93a4aed127719e75a457987a2e8932cAlexey Samsonov* code. Cleaned up header. 20a10d1dccd93a4aed127719e75a457987a2e8932cAlexey Samsonov* 6/20/97 helena Java class name change. 21a10d1dccd93a4aed127719e75a457987a2e8932cAlexey Samsonov* 08/11/98 stephen UErrorCode changed from typedef to enum 22a10d1dccd93a4aed127719e75a457987a2e8932cAlexey Samsonov* 08/12/98 erm Changed T_ANALYTIC_PACKAGE_VERSION to 3 23a10d1dccd93a4aed127719e75a457987a2e8932cAlexey Samsonov* 08/14/98 stephen Added uprv_arrayCopy() for int8_t, int16_t, int32_t 24a10d1dccd93a4aed127719e75a457987a2e8932cAlexey Samsonov* 12/09/98 jfitz Added BUFFER_OVERFLOW_ERROR (bug 1100066) 25a10d1dccd93a4aed127719e75a457987a2e8932cAlexey Samsonov* 04/20/99 stephen Cleaned up & reworked for autoconf. 26a10d1dccd93a4aed127719e75a457987a2e8932cAlexey Samsonov* Renamed to utypes.h. 27366984e3aa286f7b4fb45f5c9e703f2768c407edKostya Serebryany* 05/05/99 stephen Changed to use <inttypes.h> 28366984e3aa286f7b4fb45f5c9e703f2768c407edKostya Serebryany* 12/07/99 helena Moved copyright notice string from ucnv_bld.h here. 292d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines******************************************************************************* 302d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines*/ 31a10d1dccd93a4aed127719e75a457987a2e8932cAlexey Samsonov 32a10d1dccd93a4aed127719e75a457987a2e8932cAlexey Samsonov#ifndef UTYPES_H 33098847d2a24ca010e543adb3e1140d56f30a6a90Alexey Samsonov#define UTYPES_H 34098847d2a24ca010e543adb3e1140d56f30a6a90Alexey Samsonov 352d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 36098847d2a24ca010e543adb3e1140d56f30a6a90Alexey Samsonov#include "unicode/umachine.h" 37a10d1dccd93a4aed127719e75a457987a2e8932cAlexey Samsonov#include "unicode/uversion.h" 38#include "unicode/uconfig.h" 39#include <float.h> 40 41#if !U_NO_DEFAULT_INCLUDE_UTF_HEADERS 42# include "unicode/utf.h" 43#endif 44 45/*! 46 * \file 47 * \brief Basic definitions for ICU, for both C and C++ APIs 48 * 49 * This file defines basic types, constants, and enumerations directly or 50 * indirectly by including other header files, especially utf.h for the 51 * basic character and string definitions and umachine.h for consistent 52 * integer and other types. 53 */ 54 55 56/** 57 * \def U_SHOW_CPLUSPLUS_API 58 * @internal 59 */ 60#ifdef __cplusplus 61# ifndef U_SHOW_CPLUSPLUS_API 62# define U_SHOW_CPLUSPLUS_API 1 63# endif 64#else 65# undef U_SHOW_CPLUSPLUS_API 66# define U_SHOW_CPLUSPLUS_API 0 67#endif 68 69/** @{ API visibility control */ 70 71/** 72 * \def U_HIDE_DRAFT_API 73 * Define this to 1 to request that draft API be "hidden" 74 * @internal 75 */ 76/** 77 * \def U_HIDE_INTERNAL_API 78 * Define this to 1 to request that internal API be "hidden" 79 * @internal 80 */ 81#if !U_DEFAULT_SHOW_DRAFT && !defined(U_SHOW_DRAFT_API) 82#define U_HIDE_DRAFT_API 1 83#endif 84#if !U_DEFAULT_SHOW_DRAFT && !defined(U_SHOW_INTERNAL_API) 85#define U_HIDE_INTERNAL_API 1 86#endif 87 88/** @} */ 89 90/*===========================================================================*/ 91/* ICUDATA naming scheme */ 92/*===========================================================================*/ 93 94/** 95 * \def U_ICUDATA_TYPE_LETTER 96 * 97 * This is a platform-dependent string containing one letter: 98 * - b for big-endian, ASCII-family platforms 99 * - l for little-endian, ASCII-family platforms 100 * - e for big-endian, EBCDIC-family platforms 101 * This letter is part of the common data file name. 102 * @stable ICU 2.0 103 */ 104 105/** 106 * \def U_ICUDATA_TYPE_LITLETTER 107 * The non-string form of U_ICUDATA_TYPE_LETTER 108 * @stable ICU 2.0 109 */ 110#if U_CHARSET_FAMILY 111# if U_IS_BIG_ENDIAN 112 /* EBCDIC - should always be BE */ 113# define U_ICUDATA_TYPE_LETTER "e" 114# define U_ICUDATA_TYPE_LITLETTER e 115# else 116# error "Don't know what to do with little endian EBCDIC!" 117# define U_ICUDATA_TYPE_LETTER "x" 118# define U_ICUDATA_TYPE_LITLETTER x 119# endif 120#else 121# if U_IS_BIG_ENDIAN 122 /* Big-endian ASCII */ 123# define U_ICUDATA_TYPE_LETTER "b" 124# define U_ICUDATA_TYPE_LITLETTER b 125# else 126 /* Little-endian ASCII */ 127# define U_ICUDATA_TYPE_LETTER "l" 128# define U_ICUDATA_TYPE_LITLETTER l 129# endif 130#endif 131 132/** 133 * A single string literal containing the icudata stub name. i.e. 'icudt18e' for 134 * ICU 1.8.x on EBCDIC, etc.. 135 * @stable ICU 2.0 136 */ 137#define U_ICUDATA_NAME "icudt" U_ICU_VERSION_SHORT U_ICUDATA_TYPE_LETTER 138#ifndef U_HIDE_INTERNAL_API 139#define U_USRDATA_NAME "usrdt" U_ICU_VERSION_SHORT U_ICUDATA_TYPE_LETTER /**< @internal */ 140// BEGIN android-change - U_USE_USRDATA should be off by default. */ 141#ifndef U_USE_USRDATA 142#define U_USE_USRDATA 0 /**< @internal */ 143#endif /* U_USE_USRDATA */ 144// END android-change 145#endif /* U_HIDE_INTERNAL_API */ 146 147/** 148 * U_ICU_ENTRY_POINT is the name of the DLL entry point to the ICU data library. 149 * Defined as a literal, not a string. 150 * Tricky Preprocessor use - ## operator replaces macro paramters with the literal string 151 * from the corresponding macro invocation, _before_ other macro substitutions. 152 * Need a nested \#defines to get the actual version numbers rather than 153 * the literal text U_ICU_VERSION_MAJOR_NUM into the name. 154 * The net result will be something of the form 155 * \#define U_ICU_ENTRY_POINT icudt19_dat 156 * @stable ICU 2.4 157 */ 158#define U_ICUDATA_ENTRY_POINT U_DEF2_ICUDATA_ENTRY_POINT(U_ICU_VERSION_MAJOR_NUM,U_LIB_SUFFIX_C_NAME) 159 160#ifndef U_HIDE_INTERNAL_API 161/** 162 * Do not use. Note that it's OK for the 2nd argument to be undefined (literal). 163 * @internal 164 */ 165#define U_DEF2_ICUDATA_ENTRY_POINT(major,suff) U_DEF_ICUDATA_ENTRY_POINT(major,suff) 166 167/** 168 * Do not use. 169 * @internal 170 */ 171#ifndef U_DEF_ICUDATA_ENTRY_POINT 172/* affected by symbol renaming. See platform.h */ 173#ifndef U_LIB_SUFFIX_C_NAME 174#define U_DEF_ICUDATA_ENTRY_POINT(major, suff) icudt##major##_dat 175#else 176#define U_DEF_ICUDATA_ENTRY_POINT(major, suff) icudt##suff ## major##_dat 177#endif 178#endif 179#endif /* U_HIDE_INTERNAL_API */ 180 181/** 182 * \def NULL 183 * Define NULL if necessary, to 0 for C++ and to ((void *)0) for C. 184 * @stable ICU 2.0 185 */ 186#ifndef NULL 187#ifdef __cplusplus 188#define NULL 0 189#else 190#define NULL ((void *)0) 191#endif 192#endif 193 194/*===========================================================================*/ 195/* Calendar/TimeZone data types */ 196/*===========================================================================*/ 197 198/** 199 * Date and Time data type. 200 * This is a primitive data type that holds the date and time 201 * as the number of milliseconds since 1970-jan-01, 00:00 UTC. 202 * UTC leap seconds are ignored. 203 * @stable ICU 2.0 204 */ 205typedef double UDate; 206 207/** The number of milliseconds per second @stable ICU 2.0 */ 208#define U_MILLIS_PER_SECOND (1000) 209/** The number of milliseconds per minute @stable ICU 2.0 */ 210#define U_MILLIS_PER_MINUTE (60000) 211/** The number of milliseconds per hour @stable ICU 2.0 */ 212#define U_MILLIS_PER_HOUR (3600000) 213/** The number of milliseconds per day @stable ICU 2.0 */ 214#define U_MILLIS_PER_DAY (86400000) 215 216/** 217 * Maximum UDate value 218 * @stable ICU 4.8 219 */ 220#define U_DATE_MAX DBL_MAX 221 222/** 223 * Minimum UDate value 224 * @stable ICU 4.8 225 */ 226#define U_DATE_MIN -U_DATE_MAX 227 228/*===========================================================================*/ 229/* Shared library/DLL import-export API control */ 230/*===========================================================================*/ 231 232/* 233 * Control of symbol import/export. 234 * ICU is separated into three libraries. 235 */ 236 237/** 238 * \def U_COMBINED_IMPLEMENTATION 239 * Set to export library symbols from inside the ICU library 240 * when all of ICU is in a single library. 241 * This can be set as a compiler option while building ICU, and it 242 * needs to be the first one tested to override U_COMMON_API, U_I18N_API, etc. 243 * @stable ICU 2.0 244 */ 245 246/** 247 * \def U_DATA_API 248 * Set to export library symbols from inside the stubdata library, 249 * and to import them from outside. 250 * @stable ICU 3.0 251 */ 252 253/** 254 * \def U_COMMON_API 255 * Set to export library symbols from inside the common library, 256 * and to import them from outside. 257 * @stable ICU 2.0 258 */ 259 260/** 261 * \def U_I18N_API 262 * Set to export library symbols from inside the i18n library, 263 * and to import them from outside. 264 * @stable ICU 2.0 265 */ 266 267/** 268 * \def U_LAYOUT_API 269 * Set to export library symbols from inside the layout engine library, 270 * and to import them from outside. 271 * @stable ICU 2.0 272 */ 273 274/** 275 * \def U_LAYOUTEX_API 276 * Set to export library symbols from inside the layout extensions library, 277 * and to import them from outside. 278 * @stable ICU 2.6 279 */ 280 281/** 282 * \def U_IO_API 283 * Set to export library symbols from inside the ustdio library, 284 * and to import them from outside. 285 * @stable ICU 2.0 286 */ 287 288/** 289 * \def U_TOOLUTIL_API 290 * Set to export library symbols from inside the toolutil library, 291 * and to import them from outside. 292 * @stable ICU 3.4 293 */ 294 295#if defined(U_COMBINED_IMPLEMENTATION) 296#define U_DATA_API U_EXPORT 297#define U_COMMON_API U_EXPORT 298#define U_I18N_API U_EXPORT 299#define U_LAYOUT_API U_EXPORT 300#define U_LAYOUTEX_API U_EXPORT 301#define U_IO_API U_EXPORT 302#define U_TOOLUTIL_API U_EXPORT 303#elif defined(U_STATIC_IMPLEMENTATION) 304#define U_DATA_API 305#define U_COMMON_API 306#define U_I18N_API 307#define U_LAYOUT_API 308#define U_LAYOUTEX_API 309#define U_IO_API 310#define U_TOOLUTIL_API 311#elif defined(U_COMMON_IMPLEMENTATION) 312#define U_DATA_API U_IMPORT 313#define U_COMMON_API U_EXPORT 314#define U_I18N_API U_IMPORT 315#define U_LAYOUT_API U_IMPORT 316#define U_LAYOUTEX_API U_IMPORT 317#define U_IO_API U_IMPORT 318#define U_TOOLUTIL_API U_IMPORT 319#elif defined(U_I18N_IMPLEMENTATION) 320#define U_DATA_API U_IMPORT 321#define U_COMMON_API U_IMPORT 322#define U_I18N_API U_EXPORT 323#define U_LAYOUT_API U_IMPORT 324#define U_LAYOUTEX_API U_IMPORT 325#define U_IO_API U_IMPORT 326#define U_TOOLUTIL_API U_IMPORT 327#elif defined(U_LAYOUT_IMPLEMENTATION) 328#define U_DATA_API U_IMPORT 329#define U_COMMON_API U_IMPORT 330#define U_I18N_API U_IMPORT 331#define U_LAYOUT_API U_EXPORT 332#define U_LAYOUTEX_API U_IMPORT 333#define U_IO_API U_IMPORT 334#define U_TOOLUTIL_API U_IMPORT 335#elif defined(U_LAYOUTEX_IMPLEMENTATION) 336#define U_DATA_API U_IMPORT 337#define U_COMMON_API U_IMPORT 338#define U_I18N_API U_IMPORT 339#define U_LAYOUT_API U_IMPORT 340#define U_LAYOUTEX_API U_EXPORT 341#define U_IO_API U_IMPORT 342#define U_TOOLUTIL_API U_IMPORT 343#elif defined(U_IO_IMPLEMENTATION) 344#define U_DATA_API U_IMPORT 345#define U_COMMON_API U_IMPORT 346#define U_I18N_API U_IMPORT 347#define U_LAYOUT_API U_IMPORT 348#define U_LAYOUTEX_API U_IMPORT 349#define U_IO_API U_EXPORT 350#define U_TOOLUTIL_API U_IMPORT 351#elif defined(U_TOOLUTIL_IMPLEMENTATION) 352#define U_DATA_API U_IMPORT 353#define U_COMMON_API U_IMPORT 354#define U_I18N_API U_IMPORT 355#define U_LAYOUT_API U_IMPORT 356#define U_LAYOUTEX_API U_IMPORT 357#define U_IO_API U_IMPORT 358#define U_TOOLUTIL_API U_EXPORT 359#else 360#define U_DATA_API U_IMPORT 361#define U_COMMON_API U_IMPORT 362#define U_I18N_API U_IMPORT 363#define U_LAYOUT_API U_IMPORT 364#define U_LAYOUTEX_API U_IMPORT 365#define U_IO_API U_IMPORT 366#define U_TOOLUTIL_API U_IMPORT 367#endif 368 369/** 370 * \def U_STANDARD_CPP_NAMESPACE 371 * Control of C++ Namespace 372 * @stable ICU 2.0 373 */ 374#ifdef __cplusplus 375#define U_STANDARD_CPP_NAMESPACE :: 376#else 377#define U_STANDARD_CPP_NAMESPACE 378#endif 379 380 381/*===========================================================================*/ 382/* Global delete operator */ 383/*===========================================================================*/ 384 385/* 386 * The ICU4C library must not use the global new and delete operators. 387 * These operators here are defined to enable testing for this. 388 * See Jitterbug 2581 for details of why this is necessary. 389 * 390 * Verification that ICU4C's memory usage is correct, i.e., 391 * that global new/delete are not used: 392 * 393 * a) Check for imports of global new/delete (see uobject.cpp for details) 394 * b) Verify that new is never imported. 395 * c) Verify that delete is only imported from object code for interface/mixin classes. 396 * d) Add global delete and delete[] only for the ICU4C library itself 397 * and define them in a way that crashes or otherwise easily shows a problem. 398 * 399 * The following implements d). 400 * The operator implementations crash; this is intentional and used for library debugging. 401 * 402 * Note: This is currently only done on Windows because 403 * some Linux/Unix compilers have problems with defining global new/delete. 404 * On Windows, it is _MSC_VER>=1200 for MSVC 6.0 and higher. 405 */ 406#if defined(__cplusplus) && U_DEBUG && U_OVERRIDE_CXX_ALLOCATION && (_MSC_VER>=1200) && !defined(U_STATIC_IMPLEMENTATION) && (defined(U_COMMON_IMPLEMENTATION) || defined(U_I18N_IMPLEMENTATION) || defined(U_IO_IMPLEMENTATION) || defined(U_LAYOUT_IMPLEMENTATION) || defined(U_LAYOUTEX_IMPLEMENTATION)) 407 408#ifndef U_HIDE_INTERNAL_API 409/** 410 * Global operator new, defined only inside ICU4C, must not be used. 411 * Crashes intentionally. 412 * @internal 413 */ 414inline void * 415operator new(size_t /*size*/) { 416 char *q=NULL; 417 *q=5; /* break it */ 418 return q; 419} 420 421#ifdef _Ret_bytecap_ 422/* This is only needed to suppress a Visual C++ 2008 warning for operator new[]. */ 423_Ret_bytecap_(_Size) 424#endif 425/** 426 * Global operator new[], defined only inside ICU4C, must not be used. 427 * Crashes intentionally. 428 * @internal 429 */ 430inline void * 431operator new[](size_t /*size*/) { 432 char *q=NULL; 433 *q=5; /* break it */ 434 return q; 435} 436 437/** 438 * Global operator delete, defined only inside ICU4C, must not be used. 439 * Crashes intentionally. 440 * @internal 441 */ 442inline void 443operator delete(void * /*p*/) { 444 char *q=NULL; 445 *q=5; /* break it */ 446} 447 448/** 449 * Global operator delete[], defined only inside ICU4C, must not be used. 450 * Crashes intentionally. 451 * @internal 452 */ 453inline void 454operator delete[](void * /*p*/) { 455 char *q=NULL; 456 *q=5; /* break it */ 457} 458 459#endif /* U_HIDE_INTERNAL_API */ 460#endif 461 462/*===========================================================================*/ 463/* UErrorCode */ 464/*===========================================================================*/ 465 466/** 467 * Error code to replace exception handling, so that the code is compatible with all C++ compilers, 468 * and to use the same mechanism for C and C++. 469 * 470 * \par 471 * ICU functions that take a reference (C++) or a pointer (C) to a UErrorCode 472 * first test if(U_FAILURE(errorCode)) { return immediately; } 473 * so that in a chain of such functions the first one that sets an error code 474 * causes the following ones to not perform any operations. 475 * 476 * \par 477 * Error codes should be tested using U_FAILURE() and U_SUCCESS(). 478 * @stable ICU 2.0 479 */ 480typedef enum UErrorCode { 481 /* The ordering of U_ERROR_INFO_START Vs U_USING_FALLBACK_WARNING looks weird 482 * and is that way because VC++ debugger displays first encountered constant, 483 * which is not the what the code is used for 484 */ 485 486 U_USING_FALLBACK_WARNING = -128, /**< A resource bundle lookup returned a fallback result (not an error) */ 487 488 U_ERROR_WARNING_START = -128, /**< Start of information results (semantically successful) */ 489 490 U_USING_DEFAULT_WARNING = -127, /**< A resource bundle lookup returned a result from the root locale (not an error) */ 491 492 U_SAFECLONE_ALLOCATED_WARNING = -126, /**< A SafeClone operation required allocating memory (informational only) */ 493 494 U_STATE_OLD_WARNING = -125, /**< ICU has to use compatibility layer to construct the service. Expect performance/memory usage degradation. Consider upgrading */ 495 496 U_STRING_NOT_TERMINATED_WARNING = -124,/**< An output string could not be NUL-terminated because output length==destCapacity. */ 497 498 U_SORT_KEY_TOO_SHORT_WARNING = -123, /**< Number of levels requested in getBound is higher than the number of levels in the sort key */ 499 500 U_AMBIGUOUS_ALIAS_WARNING = -122, /**< This converter alias can go to different converter implementations */ 501 502 U_DIFFERENT_UCA_VERSION = -121, /**< ucol_open encountered a mismatch between UCA version and collator image version, so the collator was constructed from rules. No impact to further function */ 503 504 U_PLUGIN_CHANGED_LEVEL_WARNING = -120, /**< A plugin caused a level change. May not be an error, but later plugins may not load. */ 505 506 U_ERROR_WARNING_LIMIT, /**< This must always be the last warning value to indicate the limit for UErrorCode warnings (last warning code +1) */ 507 508 509 U_ZERO_ERROR = 0, /**< No error, no warning. */ 510 511 U_ILLEGAL_ARGUMENT_ERROR = 1, /**< Start of codes indicating failure */ 512 U_MISSING_RESOURCE_ERROR = 2, /**< The requested resource cannot be found */ 513 U_INVALID_FORMAT_ERROR = 3, /**< Data format is not what is expected */ 514 U_FILE_ACCESS_ERROR = 4, /**< The requested file cannot be found */ 515 U_INTERNAL_PROGRAM_ERROR = 5, /**< Indicates a bug in the library code */ 516 U_MESSAGE_PARSE_ERROR = 6, /**< Unable to parse a message (message format) */ 517 U_MEMORY_ALLOCATION_ERROR = 7, /**< Memory allocation error */ 518 U_INDEX_OUTOFBOUNDS_ERROR = 8, /**< Trying to access the index that is out of bounds */ 519 U_PARSE_ERROR = 9, /**< Equivalent to Java ParseException */ 520 U_INVALID_CHAR_FOUND = 10, /**< Character conversion: Unmappable input sequence. In other APIs: Invalid character. */ 521 U_TRUNCATED_CHAR_FOUND = 11, /**< Character conversion: Incomplete input sequence. */ 522 U_ILLEGAL_CHAR_FOUND = 12, /**< Character conversion: Illegal input sequence/combination of input units. */ 523 U_INVALID_TABLE_FORMAT = 13, /**< Conversion table file found, but corrupted */ 524 U_INVALID_TABLE_FILE = 14, /**< Conversion table file not found */ 525 U_BUFFER_OVERFLOW_ERROR = 15, /**< A result would not fit in the supplied buffer */ 526 U_UNSUPPORTED_ERROR = 16, /**< Requested operation not supported in current context */ 527 U_RESOURCE_TYPE_MISMATCH = 17, /**< an operation is requested over a resource that does not support it */ 528 U_ILLEGAL_ESCAPE_SEQUENCE = 18, /**< ISO-2022 illlegal escape sequence */ 529 U_UNSUPPORTED_ESCAPE_SEQUENCE = 19, /**< ISO-2022 unsupported escape sequence */ 530 U_NO_SPACE_AVAILABLE = 20, /**< No space available for in-buffer expansion for Arabic shaping */ 531 U_CE_NOT_FOUND_ERROR = 21, /**< Currently used only while setting variable top, but can be used generally */ 532 U_PRIMARY_TOO_LONG_ERROR = 22, /**< User tried to set variable top to a primary that is longer than two bytes */ 533 U_STATE_TOO_OLD_ERROR = 23, /**< ICU cannot construct a service from this state, as it is no longer supported */ 534 U_TOO_MANY_ALIASES_ERROR = 24, /**< There are too many aliases in the path to the requested resource. 535 It is very possible that a circular alias definition has occured */ 536 U_ENUM_OUT_OF_SYNC_ERROR = 25, /**< UEnumeration out of sync with underlying collection */ 537 U_INVARIANT_CONVERSION_ERROR = 26, /**< Unable to convert a UChar* string to char* with the invariant converter. */ 538 U_INVALID_STATE_ERROR = 27, /**< Requested operation can not be completed with ICU in its current state */ 539 U_COLLATOR_VERSION_MISMATCH = 28, /**< Collator version is not compatible with the base version */ 540 U_USELESS_COLLATOR_ERROR = 29, /**< Collator is options only and no base is specified */ 541 U_NO_WRITE_PERMISSION = 30, /**< Attempt to modify read-only or constant data. */ 542 543 U_STANDARD_ERROR_LIMIT, /**< This must always be the last value to indicate the limit for standard errors */ 544 /* 545 * the error code range 0x10000 0x10100 are reserved for Transliterator 546 */ 547 U_BAD_VARIABLE_DEFINITION=0x10000,/**< Missing '$' or duplicate variable name */ 548 U_PARSE_ERROR_START = 0x10000, /**< Start of Transliterator errors */ 549 U_MALFORMED_RULE, /**< Elements of a rule are misplaced */ 550 U_MALFORMED_SET, /**< A UnicodeSet pattern is invalid*/ 551 U_MALFORMED_SYMBOL_REFERENCE, /**< UNUSED as of ICU 2.4 */ 552 U_MALFORMED_UNICODE_ESCAPE, /**< A Unicode escape pattern is invalid*/ 553 U_MALFORMED_VARIABLE_DEFINITION, /**< A variable definition is invalid */ 554 U_MALFORMED_VARIABLE_REFERENCE, /**< A variable reference is invalid */ 555 U_MISMATCHED_SEGMENT_DELIMITERS, /**< UNUSED as of ICU 2.4 */ 556 U_MISPLACED_ANCHOR_START, /**< A start anchor appears at an illegal position */ 557 U_MISPLACED_CURSOR_OFFSET, /**< A cursor offset occurs at an illegal position */ 558 U_MISPLACED_QUANTIFIER, /**< A quantifier appears after a segment close delimiter */ 559 U_MISSING_OPERATOR, /**< A rule contains no operator */ 560 U_MISSING_SEGMENT_CLOSE, /**< UNUSED as of ICU 2.4 */ 561 U_MULTIPLE_ANTE_CONTEXTS, /**< More than one ante context */ 562 U_MULTIPLE_CURSORS, /**< More than one cursor */ 563 U_MULTIPLE_POST_CONTEXTS, /**< More than one post context */ 564 U_TRAILING_BACKSLASH, /**< A dangling backslash */ 565 U_UNDEFINED_SEGMENT_REFERENCE, /**< A segment reference does not correspond to a defined segment */ 566 U_UNDEFINED_VARIABLE, /**< A variable reference does not correspond to a defined variable */ 567 U_UNQUOTED_SPECIAL, /**< A special character was not quoted or escaped */ 568 U_UNTERMINATED_QUOTE, /**< A closing single quote is missing */ 569 U_RULE_MASK_ERROR, /**< A rule is hidden by an earlier more general rule */ 570 U_MISPLACED_COMPOUND_FILTER, /**< A compound filter is in an invalid location */ 571 U_MULTIPLE_COMPOUND_FILTERS, /**< More than one compound filter */ 572 U_INVALID_RBT_SYNTAX, /**< A "::id" rule was passed to the RuleBasedTransliterator parser */ 573 U_INVALID_PROPERTY_PATTERN, /**< UNUSED as of ICU 2.4 */ 574 U_MALFORMED_PRAGMA, /**< A 'use' pragma is invlalid */ 575 U_UNCLOSED_SEGMENT, /**< A closing ')' is missing */ 576 U_ILLEGAL_CHAR_IN_SEGMENT, /**< UNUSED as of ICU 2.4 */ 577 U_VARIABLE_RANGE_EXHAUSTED, /**< Too many stand-ins generated for the given variable range */ 578 U_VARIABLE_RANGE_OVERLAP, /**< The variable range overlaps characters used in rules */ 579 U_ILLEGAL_CHARACTER, /**< A special character is outside its allowed context */ 580 U_INTERNAL_TRANSLITERATOR_ERROR, /**< Internal transliterator system error */ 581 U_INVALID_ID, /**< A "::id" rule specifies an unknown transliterator */ 582 U_INVALID_FUNCTION, /**< A "&fn()" rule specifies an unknown transliterator */ 583 U_PARSE_ERROR_LIMIT, /**< The limit for Transliterator errors */ 584 585 /* 586 * the error code range 0x10100 0x10200 are reserved for formatting API parsing error 587 */ 588 U_UNEXPECTED_TOKEN=0x10100, /**< Syntax error in format pattern */ 589 U_FMT_PARSE_ERROR_START=0x10100, /**< Start of format library errors */ 590 U_MULTIPLE_DECIMAL_SEPARATORS, /**< More than one decimal separator in number pattern */ 591 U_MULTIPLE_DECIMAL_SEPERATORS = U_MULTIPLE_DECIMAL_SEPARATORS, /**< Typo: kept for backward compatibility. Use U_MULTIPLE_DECIMAL_SEPARATORS */ 592 U_MULTIPLE_EXPONENTIAL_SYMBOLS, /**< More than one exponent symbol in number pattern */ 593 U_MALFORMED_EXPONENTIAL_PATTERN, /**< Grouping symbol in exponent pattern */ 594 U_MULTIPLE_PERCENT_SYMBOLS, /**< More than one percent symbol in number pattern */ 595 U_MULTIPLE_PERMILL_SYMBOLS, /**< More than one permill symbol in number pattern */ 596 U_MULTIPLE_PAD_SPECIFIERS, /**< More than one pad symbol in number pattern */ 597 U_PATTERN_SYNTAX_ERROR, /**< Syntax error in format pattern */ 598 U_ILLEGAL_PAD_POSITION, /**< Pad symbol misplaced in number pattern */ 599 U_UNMATCHED_BRACES, /**< Braces do not match in message pattern */ 600 U_UNSUPPORTED_PROPERTY, /**< UNUSED as of ICU 2.4 */ 601 U_UNSUPPORTED_ATTRIBUTE, /**< UNUSED as of ICU 2.4 */ 602 U_ARGUMENT_TYPE_MISMATCH, /**< Argument name and argument index mismatch in MessageFormat functions */ 603 U_DUPLICATE_KEYWORD, /**< Duplicate keyword in PluralFormat */ 604 U_UNDEFINED_KEYWORD, /**< Undefined Plural keyword */ 605 U_DEFAULT_KEYWORD_MISSING, /**< Missing DEFAULT rule in plural rules */ 606 U_DECIMAL_NUMBER_SYNTAX_ERROR, /**< Decimal number syntax error */ 607 U_FORMAT_INEXACT_ERROR, /**< Cannot format a number exactly and rounding mode is ROUND_UNNECESSARY @stable ICU 4.8 */ 608 U_FMT_PARSE_ERROR_LIMIT, /**< The limit for format library errors */ 609 610 /* 611 * the error code range 0x10200 0x102ff are reserved for Break Iterator related error 612 */ 613 U_BRK_INTERNAL_ERROR=0x10200, /**< An internal error (bug) was detected. */ 614 U_BRK_ERROR_START=0x10200, /**< Start of codes indicating Break Iterator failures */ 615 U_BRK_HEX_DIGITS_EXPECTED, /**< Hex digits expected as part of a escaped char in a rule. */ 616 U_BRK_SEMICOLON_EXPECTED, /**< Missing ';' at the end of a RBBI rule. */ 617 U_BRK_RULE_SYNTAX, /**< Syntax error in RBBI rule. */ 618 U_BRK_UNCLOSED_SET, /**< UnicodeSet witing an RBBI rule missing a closing ']'. */ 619 U_BRK_ASSIGN_ERROR, /**< Syntax error in RBBI rule assignment statement. */ 620 U_BRK_VARIABLE_REDFINITION, /**< RBBI rule $Variable redefined. */ 621 U_BRK_MISMATCHED_PAREN, /**< Mis-matched parentheses in an RBBI rule. */ 622 U_BRK_NEW_LINE_IN_QUOTED_STRING, /**< Missing closing quote in an RBBI rule. */ 623 U_BRK_UNDEFINED_VARIABLE, /**< Use of an undefined $Variable in an RBBI rule. */ 624 U_BRK_INIT_ERROR, /**< Initialization failure. Probable missing ICU Data. */ 625 U_BRK_RULE_EMPTY_SET, /**< Rule contains an empty Unicode Set. */ 626 U_BRK_UNRECOGNIZED_OPTION, /**< !!option in RBBI rules not recognized. */ 627 U_BRK_MALFORMED_RULE_TAG, /**< The {nnn} tag on a rule is mal formed */ 628 U_BRK_ERROR_LIMIT, /**< This must always be the last value to indicate the limit for Break Iterator failures */ 629 630 /* 631 * The error codes in the range 0x10300-0x103ff are reserved for regular expression related errrs 632 */ 633 U_REGEX_INTERNAL_ERROR=0x10300, /**< An internal error (bug) was detected. */ 634 U_REGEX_ERROR_START=0x10300, /**< Start of codes indicating Regexp failures */ 635 U_REGEX_RULE_SYNTAX, /**< Syntax error in regexp pattern. */ 636 U_REGEX_INVALID_STATE, /**< RegexMatcher in invalid state for requested operation */ 637 U_REGEX_BAD_ESCAPE_SEQUENCE, /**< Unrecognized backslash escape sequence in pattern */ 638 U_REGEX_PROPERTY_SYNTAX, /**< Incorrect Unicode property */ 639 U_REGEX_UNIMPLEMENTED, /**< Use of regexp feature that is not yet implemented. */ 640 U_REGEX_MISMATCHED_PAREN, /**< Incorrectly nested parentheses in regexp pattern. */ 641 U_REGEX_NUMBER_TOO_BIG, /**< Decimal number is too large. */ 642 U_REGEX_BAD_INTERVAL, /**< Error in {min,max} interval */ 643 U_REGEX_MAX_LT_MIN, /**< In {min,max}, max is less than min. */ 644 U_REGEX_INVALID_BACK_REF, /**< Back-reference to a non-existent capture group. */ 645 U_REGEX_INVALID_FLAG, /**< Invalid value for match mode flags. */ 646 U_REGEX_LOOK_BEHIND_LIMIT, /**< Look-Behind pattern matches must have a bounded maximum length. */ 647 U_REGEX_SET_CONTAINS_STRING, /**< Regexps cannot have UnicodeSets containing strings.*/ 648 U_REGEX_OCTAL_TOO_BIG, /**< Octal character constants must be <= 0377. */ 649 U_REGEX_MISSING_CLOSE_BRACKET, /**< Missing closing bracket on a bracket expression. */ 650 U_REGEX_INVALID_RANGE, /**< In a character range [x-y], x is greater than y. */ 651 U_REGEX_STACK_OVERFLOW, /**< Regular expression backtrack stack overflow. */ 652 U_REGEX_TIME_OUT, /**< Maximum allowed match time exceeded */ 653 U_REGEX_STOPPED_BY_CALLER, /**< Matching operation aborted by user callback fn. */ 654 U_REGEX_ERROR_LIMIT, /**< This must always be the last value to indicate the limit for regexp errors */ 655 656 /* 657 * The error code in the range 0x10400-0x104ff are reserved for IDNA related error codes 658 */ 659 U_IDNA_PROHIBITED_ERROR=0x10400, 660 U_IDNA_ERROR_START=0x10400, 661 U_IDNA_UNASSIGNED_ERROR, 662 U_IDNA_CHECK_BIDI_ERROR, 663 U_IDNA_STD3_ASCII_RULES_ERROR, 664 U_IDNA_ACE_PREFIX_ERROR, 665 U_IDNA_VERIFICATION_ERROR, 666 U_IDNA_LABEL_TOO_LONG_ERROR, 667 U_IDNA_ZERO_LENGTH_LABEL_ERROR, 668 U_IDNA_DOMAIN_NAME_TOO_LONG_ERROR, 669 U_IDNA_ERROR_LIMIT, 670 /* 671 * Aliases for StringPrep 672 */ 673 U_STRINGPREP_PROHIBITED_ERROR = U_IDNA_PROHIBITED_ERROR, 674 U_STRINGPREP_UNASSIGNED_ERROR = U_IDNA_UNASSIGNED_ERROR, 675 U_STRINGPREP_CHECK_BIDI_ERROR = U_IDNA_CHECK_BIDI_ERROR, 676 677 /* 678 * The error code in the range 0x10500-0x105ff are reserved for Plugin related error codes 679 */ 680 U_PLUGIN_ERROR_START=0x10500, /**< Start of codes indicating plugin failures */ 681 U_PLUGIN_TOO_HIGH=0x10500, /**< The plugin's level is too high to be loaded right now. */ 682 U_PLUGIN_DIDNT_SET_LEVEL, /**< The plugin didn't call uplug_setPlugLevel in response to a QUERY */ 683 U_PLUGIN_ERROR_LIMIT, /**< This must always be the last value to indicate the limit for plugin errors */ 684 685 U_ERROR_LIMIT=U_PLUGIN_ERROR_LIMIT /**< This must always be the last value to indicate the limit for UErrorCode (last error code +1) */ 686} UErrorCode; 687 688/* Use the following to determine if an UErrorCode represents */ 689/* operational success or failure. */ 690 691#ifdef __cplusplus 692 /** 693 * Does the error code indicate success? 694 * @stable ICU 2.0 695 */ 696 static 697 inline UBool U_SUCCESS(UErrorCode code) { return (UBool)(code<=U_ZERO_ERROR); } 698 /** 699 * Does the error code indicate a failure? 700 * @stable ICU 2.0 701 */ 702 static 703 inline UBool U_FAILURE(UErrorCode code) { return (UBool)(code>U_ZERO_ERROR); } 704#else 705 /** 706 * Does the error code indicate success? 707 * @stable ICU 2.0 708 */ 709# define U_SUCCESS(x) ((x)<=U_ZERO_ERROR) 710 /** 711 * Does the error code indicate a failure? 712 * @stable ICU 2.0 713 */ 714# define U_FAILURE(x) ((x)>U_ZERO_ERROR) 715#endif 716 717/** 718 * Return a string for a UErrorCode value. 719 * The string will be the same as the name of the error code constant 720 * in the UErrorCode enum above. 721 * @stable ICU 2.0 722 */ 723U_STABLE const char * U_EXPORT2 724u_errorName(UErrorCode code); 725 726 727#endif /* _UTYPES */ 728