diff options
Diffstat (limited to 'deps/node/deps/icu-small/source/common/ucnv_err.cpp')
| -rw-r--r-- | deps/node/deps/icu-small/source/common/ucnv_err.cpp | 486 |
1 files changed, 0 insertions, 486 deletions
diff --git a/deps/node/deps/icu-small/source/common/ucnv_err.cpp b/deps/node/deps/icu-small/source/common/ucnv_err.cpp deleted file mode 100644 index 63794d23..00000000 --- a/deps/node/deps/icu-small/source/common/ucnv_err.cpp +++ /dev/null @@ -1,486 +0,0 @@ -// © 2016 and later: Unicode, Inc. and others. -// License & terms of use: http://www.unicode.org/copyright.html -/* - ***************************************************************************** - * - * Copyright (C) 1998-2016, International Business Machines - * Corporation and others. All Rights Reserved. - * - ***************************************************************************** - * - * ucnv_err.c - * Implements error behaviour functions called by T_UConverter_{from,to}Unicode - * - * -* Change history: -* -* 06/29/2000 helena Major rewrite of the callback APIs. -*/ - -#include "unicode/utypes.h" - -#if !UCONFIG_NO_CONVERSION - -#include "unicode/ucnv_err.h" -#include "unicode/ucnv_cb.h" -#include "ucnv_cnv.h" -#include "cmemory.h" -#include "unicode/ucnv.h" -#include "ustrfmt.h" - -#define VALUE_STRING_LENGTH 48 -/*Magic # 32 = 4(number of char in value string) * 8(max number of bytes per char for any converter) */ -#define UNICODE_PERCENT_SIGN_CODEPOINT 0x0025 -#define UNICODE_U_CODEPOINT 0x0055 -#define UNICODE_X_CODEPOINT 0x0058 -#define UNICODE_RS_CODEPOINT 0x005C -#define UNICODE_U_LOW_CODEPOINT 0x0075 -#define UNICODE_X_LOW_CODEPOINT 0x0078 -#define UNICODE_AMP_CODEPOINT 0x0026 -#define UNICODE_HASH_CODEPOINT 0x0023 -#define UNICODE_SEMICOLON_CODEPOINT 0x003B -#define UNICODE_PLUS_CODEPOINT 0x002B -#define UNICODE_LEFT_CURLY_CODEPOINT 0x007B -#define UNICODE_RIGHT_CURLY_CODEPOINT 0x007D -#define UNICODE_SPACE_CODEPOINT 0x0020 -#define UCNV_PRV_ESCAPE_ICU 0 -#define UCNV_PRV_ESCAPE_C 'C' -#define UCNV_PRV_ESCAPE_XML_DEC 'D' -#define UCNV_PRV_ESCAPE_XML_HEX 'X' -#define UCNV_PRV_ESCAPE_JAVA 'J' -#define UCNV_PRV_ESCAPE_UNICODE 'U' -#define UCNV_PRV_ESCAPE_CSS2 'S' -#define UCNV_PRV_STOP_ON_ILLEGAL 'i' - -/* - * IS_DEFAULT_IGNORABLE_CODE_POINT - * This is to check if a code point has the default ignorable unicode property. - * As such, this list needs to be updated if the ignorable code point list ever - * changes. - * To avoid dependency on other code, this list is hard coded here. - * When an ignorable code point is found and is unmappable, the default callbacks - * will ignore them. - * For a list of the default ignorable code points, use this link: - * https://unicode.org/cldr/utility/list-unicodeset.jsp?a=%5B%3ADI%3A%5D&abb=on&g=&i= - * - * This list should be sync with the one in CharsetCallback.java - */ -#define IS_DEFAULT_IGNORABLE_CODE_POINT(c) ( \ - (c == 0x00AD) || \ - (c == 0x034F) || \ - (c == 0x061C) || \ - (c == 0x115F) || \ - (c == 0x1160) || \ - (0x17B4 <= c && c <= 0x17B5) || \ - (0x180B <= c && c <= 0x180E) || \ - (0x200B <= c && c <= 0x200F) || \ - (0x202A <= c && c <= 0x202E) || \ - (0x2060 <= c && c <= 0x206F) || \ - (c == 0x3164) || \ - (0xFE00 <= c && c <= 0xFE0F) || \ - (c == 0xFEFF) || \ - (c == 0xFFA0) || \ - (0xFFF0 <= c && c <= 0xFFF8) || \ - (0x1BCA0 <= c && c <= 0x1BCA3) || \ - (0x1D173 <= c && c <= 0x1D17A) || \ - (0xE0000 <= c && c <= 0xE0FFF)) - - -/*Function Pointer STOPS at the ILLEGAL_SEQUENCE */ -U_CAPI void U_EXPORT2 -UCNV_FROM_U_CALLBACK_STOP ( - const void *context, - UConverterFromUnicodeArgs *fromUArgs, - const UChar* codeUnits, - int32_t length, - UChar32 codePoint, - UConverterCallbackReason reason, - UErrorCode * err) -{ - (void)context; - (void)fromUArgs; - (void)codeUnits; - (void)length; - if (reason == UCNV_UNASSIGNED && IS_DEFAULT_IGNORABLE_CODE_POINT(codePoint)) - { - /* - * Skip if the codepoint has unicode property of default ignorable. - */ - *err = U_ZERO_ERROR; - } - /* the caller must have set the error code accordingly */ - return; -} - - -/*Function Pointer STOPS at the ILLEGAL_SEQUENCE */ -U_CAPI void U_EXPORT2 -UCNV_TO_U_CALLBACK_STOP ( - const void *context, - UConverterToUnicodeArgs *toUArgs, - const char* codePoints, - int32_t length, - UConverterCallbackReason reason, - UErrorCode * err) -{ - /* the caller must have set the error code accordingly */ - (void)context; (void)toUArgs; (void)codePoints; (void)length; (void)reason; (void)err; - return; -} - -U_CAPI void U_EXPORT2 -UCNV_FROM_U_CALLBACK_SKIP ( - const void *context, - UConverterFromUnicodeArgs *fromUArgs, - const UChar* codeUnits, - int32_t length, - UChar32 codePoint, - UConverterCallbackReason reason, - UErrorCode * err) -{ - (void)fromUArgs; - (void)codeUnits; - (void)length; - if (reason <= UCNV_IRREGULAR) - { - if (reason == UCNV_UNASSIGNED && IS_DEFAULT_IGNORABLE_CODE_POINT(codePoint)) - { - /* - * Skip if the codepoint has unicode property of default ignorable. - */ - *err = U_ZERO_ERROR; - } - else if (context == NULL || (*((char*)context) == UCNV_PRV_STOP_ON_ILLEGAL && reason == UCNV_UNASSIGNED)) - { - *err = U_ZERO_ERROR; - } - /* else the caller must have set the error code accordingly. */ - } - /* else ignore the reset, close and clone calls. */ -} - -U_CAPI void U_EXPORT2 -UCNV_FROM_U_CALLBACK_SUBSTITUTE ( - const void *context, - UConverterFromUnicodeArgs *fromArgs, - const UChar* codeUnits, - int32_t length, - UChar32 codePoint, - UConverterCallbackReason reason, - UErrorCode * err) -{ - (void)codeUnits; - (void)length; - if (reason <= UCNV_IRREGULAR) - { - if (reason == UCNV_UNASSIGNED && IS_DEFAULT_IGNORABLE_CODE_POINT(codePoint)) - { - /* - * Skip if the codepoint has unicode property of default ignorable. - */ - *err = U_ZERO_ERROR; - } - else if (context == NULL || (*((char*)context) == UCNV_PRV_STOP_ON_ILLEGAL && reason == UCNV_UNASSIGNED)) - { - *err = U_ZERO_ERROR; - ucnv_cbFromUWriteSub(fromArgs, 0, err); - } - /* else the caller must have set the error code accordingly. */ - } - /* else ignore the reset, close and clone calls. */ -} - -/*uses uprv_itou to get a unicode escape sequence of the offensive sequence, - *uses a clean copy (resetted) of the converter, to convert that unicode - *escape sequence to the target codepage (if conversion failure happens then - *we revert to substituting with subchar) - */ -U_CAPI void U_EXPORT2 -UCNV_FROM_U_CALLBACK_ESCAPE ( - const void *context, - UConverterFromUnicodeArgs *fromArgs, - const UChar *codeUnits, - int32_t length, - UChar32 codePoint, - UConverterCallbackReason reason, - UErrorCode * err) -{ - - UChar valueString[VALUE_STRING_LENGTH]; - int32_t valueStringLength = 0; - int32_t i = 0; - - const UChar *myValueSource = NULL; - UErrorCode err2 = U_ZERO_ERROR; - UConverterFromUCallback original = NULL; - const void *originalContext; - - UConverterFromUCallback ignoredCallback = NULL; - const void *ignoredContext; - - if (reason > UCNV_IRREGULAR) - { - return; - } - else if (reason == UCNV_UNASSIGNED && IS_DEFAULT_IGNORABLE_CODE_POINT(codePoint)) - { - /* - * Skip if the codepoint has unicode property of default ignorable. - */ - *err = U_ZERO_ERROR; - return; - } - - ucnv_setFromUCallBack (fromArgs->converter, - (UConverterFromUCallback) UCNV_FROM_U_CALLBACK_SUBSTITUTE, - NULL, - &original, - &originalContext, - &err2); - - if (U_FAILURE (err2)) - { - *err = err2; - return; - } - if(context==NULL) - { - while (i < length) - { - valueString[valueStringLength++] = (UChar) UNICODE_PERCENT_SIGN_CODEPOINT; /* adding % */ - valueString[valueStringLength++] = (UChar) UNICODE_U_CODEPOINT; /* adding U */ - valueStringLength += uprv_itou (valueString + valueStringLength, VALUE_STRING_LENGTH - valueStringLength, (uint16_t)codeUnits[i++], 16, 4); - } - } - else - { - switch(*((char*)context)) - { - case UCNV_PRV_ESCAPE_JAVA: - while (i < length) - { - valueString[valueStringLength++] = (UChar) UNICODE_RS_CODEPOINT; /* adding \ */ - valueString[valueStringLength++] = (UChar) UNICODE_U_LOW_CODEPOINT; /* adding u */ - valueStringLength += uprv_itou (valueString + valueStringLength, VALUE_STRING_LENGTH - valueStringLength, (uint16_t)codeUnits[i++], 16, 4); - } - break; - - case UCNV_PRV_ESCAPE_C: - valueString[valueStringLength++] = (UChar) UNICODE_RS_CODEPOINT; /* adding \ */ - - if(length==2){ - valueString[valueStringLength++] = (UChar) UNICODE_U_CODEPOINT; /* adding U */ - valueStringLength += uprv_itou (valueString + valueStringLength, VALUE_STRING_LENGTH - valueStringLength, codePoint, 16, 8); - - } - else{ - valueString[valueStringLength++] = (UChar) UNICODE_U_LOW_CODEPOINT; /* adding u */ - valueStringLength += uprv_itou (valueString + valueStringLength, VALUE_STRING_LENGTH - valueStringLength, (uint16_t)codeUnits[0], 16, 4); - } - break; - - case UCNV_PRV_ESCAPE_XML_DEC: - - valueString[valueStringLength++] = (UChar) UNICODE_AMP_CODEPOINT; /* adding & */ - valueString[valueStringLength++] = (UChar) UNICODE_HASH_CODEPOINT; /* adding # */ - if(length==2){ - valueStringLength += uprv_itou (valueString + valueStringLength, VALUE_STRING_LENGTH - valueStringLength, codePoint, 10, 0); - } - else{ - valueStringLength += uprv_itou (valueString + valueStringLength, VALUE_STRING_LENGTH - valueStringLength, (uint16_t)codeUnits[0], 10, 0); - } - valueString[valueStringLength++] = (UChar) UNICODE_SEMICOLON_CODEPOINT; /* adding ; */ - break; - - case UCNV_PRV_ESCAPE_XML_HEX: - - valueString[valueStringLength++] = (UChar) UNICODE_AMP_CODEPOINT; /* adding & */ - valueString[valueStringLength++] = (UChar) UNICODE_HASH_CODEPOINT; /* adding # */ - valueString[valueStringLength++] = (UChar) UNICODE_X_LOW_CODEPOINT; /* adding x */ - if(length==2){ - valueStringLength += uprv_itou (valueString + valueStringLength, VALUE_STRING_LENGTH - valueStringLength, codePoint, 16, 0); - } - else{ - valueStringLength += uprv_itou (valueString + valueStringLength, VALUE_STRING_LENGTH - valueStringLength, (uint16_t)codeUnits[0], 16, 0); - } - valueString[valueStringLength++] = (UChar) UNICODE_SEMICOLON_CODEPOINT; /* adding ; */ - break; - - case UCNV_PRV_ESCAPE_UNICODE: - valueString[valueStringLength++] = (UChar) UNICODE_LEFT_CURLY_CODEPOINT; /* adding { */ - valueString[valueStringLength++] = (UChar) UNICODE_U_CODEPOINT; /* adding U */ - valueString[valueStringLength++] = (UChar) UNICODE_PLUS_CODEPOINT; /* adding + */ - if (length == 2) { - valueStringLength += uprv_itou (valueString + valueStringLength, VALUE_STRING_LENGTH - valueStringLength, codePoint, 16, 4); - } else { - valueStringLength += uprv_itou (valueString + valueStringLength, VALUE_STRING_LENGTH - valueStringLength, (uint16_t)codeUnits[0], 16, 4); - } - valueString[valueStringLength++] = (UChar) UNICODE_RIGHT_CURLY_CODEPOINT; /* adding } */ - break; - - case UCNV_PRV_ESCAPE_CSS2: - valueString[valueStringLength++] = (UChar) UNICODE_RS_CODEPOINT; /* adding \ */ - valueStringLength += uprv_itou (valueString + valueStringLength, VALUE_STRING_LENGTH - valueStringLength, codePoint, 16, 0); - /* Always add space character, becase the next character might be whitespace, - which would erroneously be considered the termination of the escape sequence. */ - valueString[valueStringLength++] = (UChar) UNICODE_SPACE_CODEPOINT; - break; - - default: - while (i < length) - { - valueString[valueStringLength++] = (UChar) UNICODE_PERCENT_SIGN_CODEPOINT; /* adding % */ - valueString[valueStringLength++] = (UChar) UNICODE_U_CODEPOINT; /* adding U */ - valueStringLength += uprv_itou (valueString + valueStringLength, VALUE_STRING_LENGTH - valueStringLength, (uint16_t)codeUnits[i++], 16, 4); - } - } - } - myValueSource = valueString; - - /* reset the error */ - *err = U_ZERO_ERROR; - - ucnv_cbFromUWriteUChars(fromArgs, &myValueSource, myValueSource+valueStringLength, 0, err); - - ucnv_setFromUCallBack (fromArgs->converter, - original, - originalContext, - &ignoredCallback, - &ignoredContext, - &err2); - if (U_FAILURE (err2)) - { - *err = err2; - return; - } - - return; -} - - - -U_CAPI void U_EXPORT2 -UCNV_TO_U_CALLBACK_SKIP ( - const void *context, - UConverterToUnicodeArgs *toArgs, - const char* codeUnits, - int32_t length, - UConverterCallbackReason reason, - UErrorCode * err) -{ - (void)toArgs; - (void)codeUnits; - (void)length; - if (reason <= UCNV_IRREGULAR) - { - if (context == NULL || (*((char*)context) == UCNV_PRV_STOP_ON_ILLEGAL && reason == UCNV_UNASSIGNED)) - { - *err = U_ZERO_ERROR; - } - /* else the caller must have set the error code accordingly. */ - } - /* else ignore the reset, close and clone calls. */ -} - -U_CAPI void U_EXPORT2 -UCNV_TO_U_CALLBACK_SUBSTITUTE ( - const void *context, - UConverterToUnicodeArgs *toArgs, - const char* codeUnits, - int32_t length, - UConverterCallbackReason reason, - UErrorCode * err) -{ - (void)codeUnits; - (void)length; - if (reason <= UCNV_IRREGULAR) - { - if (context == NULL || (*((char*)context) == UCNV_PRV_STOP_ON_ILLEGAL && reason == UCNV_UNASSIGNED)) - { - *err = U_ZERO_ERROR; - ucnv_cbToUWriteSub(toArgs,0,err); - } - /* else the caller must have set the error code accordingly. */ - } - /* else ignore the reset, close and clone calls. */ -} - -/*uses uprv_itou to get a unicode escape sequence of the offensive sequence, - *and uses that as the substitution sequence - */ -U_CAPI void U_EXPORT2 -UCNV_TO_U_CALLBACK_ESCAPE ( - const void *context, - UConverterToUnicodeArgs *toArgs, - const char* codeUnits, - int32_t length, - UConverterCallbackReason reason, - UErrorCode * err) -{ - UChar uniValueString[VALUE_STRING_LENGTH]; - int32_t valueStringLength = 0; - int32_t i = 0; - - if (reason > UCNV_IRREGULAR) - { - return; - } - - if(context==NULL) - { - while (i < length) - { - uniValueString[valueStringLength++] = (UChar) UNICODE_PERCENT_SIGN_CODEPOINT; /* adding % */ - uniValueString[valueStringLength++] = (UChar) UNICODE_X_CODEPOINT; /* adding X */ - valueStringLength += uprv_itou (uniValueString + valueStringLength, VALUE_STRING_LENGTH - valueStringLength, (uint8_t) codeUnits[i++], 16, 2); - } - } - else - { - switch(*((char*)context)) - { - case UCNV_PRV_ESCAPE_XML_DEC: - while (i < length) - { - uniValueString[valueStringLength++] = (UChar) UNICODE_AMP_CODEPOINT; /* adding & */ - uniValueString[valueStringLength++] = (UChar) UNICODE_HASH_CODEPOINT; /* adding # */ - valueStringLength += uprv_itou (uniValueString + valueStringLength, VALUE_STRING_LENGTH - valueStringLength, (uint8_t)codeUnits[i++], 10, 0); - uniValueString[valueStringLength++] = (UChar) UNICODE_SEMICOLON_CODEPOINT; /* adding ; */ - } - break; - - case UCNV_PRV_ESCAPE_XML_HEX: - while (i < length) - { - uniValueString[valueStringLength++] = (UChar) UNICODE_AMP_CODEPOINT; /* adding & */ - uniValueString[valueStringLength++] = (UChar) UNICODE_HASH_CODEPOINT; /* adding # */ - uniValueString[valueStringLength++] = (UChar) UNICODE_X_LOW_CODEPOINT; /* adding x */ - valueStringLength += uprv_itou (uniValueString + valueStringLength, VALUE_STRING_LENGTH - valueStringLength, (uint8_t)codeUnits[i++], 16, 0); - uniValueString[valueStringLength++] = (UChar) UNICODE_SEMICOLON_CODEPOINT; /* adding ; */ - } - break; - case UCNV_PRV_ESCAPE_C: - while (i < length) - { - uniValueString[valueStringLength++] = (UChar) UNICODE_RS_CODEPOINT; /* adding \ */ - uniValueString[valueStringLength++] = (UChar) UNICODE_X_LOW_CODEPOINT; /* adding x */ - valueStringLength += uprv_itou (uniValueString + valueStringLength, VALUE_STRING_LENGTH - valueStringLength, (uint8_t)codeUnits[i++], 16, 2); - } - break; - default: - while (i < length) - { - uniValueString[valueStringLength++] = (UChar) UNICODE_PERCENT_SIGN_CODEPOINT; /* adding % */ - uniValueString[valueStringLength++] = (UChar) UNICODE_X_CODEPOINT; /* adding X */ - uprv_itou (uniValueString + valueStringLength, VALUE_STRING_LENGTH - valueStringLength, (uint8_t) codeUnits[i++], 16, 2); - valueStringLength += 2; - } - } - } - /* reset the error */ - *err = U_ZERO_ERROR; - - ucnv_cbToUWriteUChars(toArgs, uniValueString, valueStringLength, 0, err); -} - -#endif |