author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 18 Jan 2010 20:28:24 +0200 | |
changeset 2 | 661f3784fe57 |
parent 1 | c42dffbd5b4f |
permissions | -rw-r--r-- |
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#if (__OS400_TGTVRM__>=510) /* @01a */ |
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#pragma datamodel(P128) /* @01a */ |
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#endif /* @01a */ |
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/* |
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* Licensed to the Apache Software Foundation (ASF) under one or more |
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* contributor license agreements. See the NOTICE file distributed with |
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* this work for additional information regarding copyright ownership. |
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* The ASF licenses this file to You under the Apache License, Version 2.0 |
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* (the "License"); you may not use this file except in compliance with |
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* the License. You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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/* |
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* $Id: iconv_cnv.hpp 568078 2007-08-21 11:43:25Z amassari $ |
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*/ |
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#ifndef UCNV_H |
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#define UCNV_H |
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#include "utypes.h" |
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XERCES_CPP_NAMESPACE_BEGIN |
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/** |
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* Creates a UConverter object with the names specified as a C string. |
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* The actual name will be resolved with the alias file. |
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* if <TT>NULL</TT> is passed for the converter name, it will create one with the |
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* getDefaultName return value. |
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* @param converterName : name of the uconv table |
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* @param err outgoing error status <TT>MEMORY_ALLOCATION_ERROR, TABLE_NOT_FOUND</TT> |
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* @return the created Unicode converter object, or <TT>NULL</TT> if an error occured |
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* @see ucnv_openU |
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* @see ucnv_openCCSID |
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* @see ucnv_close |
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*/ |
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U_CAPI |
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UConverter* U_EXPORT2 ucnv_open (const char *converterName, |
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UErrorCode * err); |
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/** |
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* Creates a Unicode converter with the names specified as unicode string. The name should be limited to |
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* the ASCII-7 alphanumerics range. The actual name will be resolved with the alias file. |
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* if <TT>NULL</TT> is passed for the converter name, it will create one with the |
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* getDefaultName return value. |
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* @param converterName : name of the uconv table in a zero terminated Unicode string |
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* @param err outgoing error status <TT>MEMORY_ALLOCATION_ERROR, TABLE_NOT_FOUND</TT> |
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* @return the created Unicode converter object, or <TT>NULL</TT> if an error occured |
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* @see ucnv_open |
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* @see ucnv_openCCSID |
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* @see ucnv_close |
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*/ |
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U_CAPI UConverter* U_EXPORT2 ucnv_openU (const UChar * name, |
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UErrorCode * err); |
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/** |
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* Creates a UConverter object using a CCSID number. |
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* @param codepage : codepage # of the uconv table |
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* @param platform : codepage's platform (now only <TT>IBM</TT> supported) |
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* @param err error status <TT>MEMORY_ALLOCATION_ERROR, TABLE_NOT_FOUND</TT> |
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* @return the created Unicode converter object, or <TT>NULL</TT> if and error occured |
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* @see ucnv_open |
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* @see ucnv_openU |
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* @see ucnv_close |
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*/ |
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U_CAPI void U_EXPORT2 ucnv_close (UConverter * converter); |
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/** |
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* Returns the maximum length of bytes used by a character. This varies between 1 and 4 |
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* @param converter the Unicode converter |
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* @return the maximum number of bytes allowed by this particular converter |
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* @see ucnv_getMinCharSize |
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*/ |
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U_CAPI int8_t U_EXPORT2 |
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ucnv_getMaxCharSize (const UConverter * converter); |
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/** |
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* Returns the minimum byte length for characters in this codepage. This is either |
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* 1 or 2 for all supported codepages. |
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* @param converter the Unicode converter |
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* @return the minimum number of bytes allowed by this particular converter |
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* @see ucnv_getMaxCharSize |
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*/ |
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U_CAPI int8_t U_EXPORT2 |
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ucnv_getMinCharSize (const UConverter * converter); |
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104 |
|
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105 |
|
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/** |
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* Transcodes an array of unicode characters to an array of codepage characters. |
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* The source pointer is an I/O parameter, it starts out pointing where the function is |
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* to begin transcoding, and ends up pointing after the first sequence of the bytes |
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* that it encounters that are semantically invalid. |
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* if ucnv_setToUCallBack is called with an action other than <TT>STOP</TT> |
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* before a call is made to this API, <TT>consumed</TT> and <TT>source</TT> should point to the same place |
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* (unless <TT>target</TT> ends with an imcomplete sequence of bytes and <TT>flush</TT> is <TT>FALSE</TT>). |
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* the <TT>target</TT> buffer buffer needs to be a least the size of the maximum # of bytes per characters |
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* allowed by the target codepage. |
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* @param converter the Unicode converter |
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* @param converter the Unicode converter |
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* @param target : I/O parameter. Input : Points to the beginning of the buffer to copy |
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* codepage characters to. Output : points to after the last codepage character copied |
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* to <TT>target</TT>. |
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* @param targetLimit the pointer to the end of the <TT>target</TT> array |
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* @param source the source Unicode character array |
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* @param sourceLimit the pointer to the end of the source array |
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* @param offsets if NULL is passed, nothing will happen to it, otherwise it needs to have the same number |
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* of allocated cells as <TT>target</TT>. Will fill in offsets from target to source pointer |
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* e.g: <TT>offsets[3]</TT> is equal to 6, it means that the <TT>target[3]</TT> was a result of transcoding <TT>source[6]</TT> |
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* For output data carried across calls -1 will be placed for offsets. |
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* @param flush <TT>TRUE</TT> if the buffer is the last buffer of the conversion interation |
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* and the conversion will finish with this call, FALSE otherwise. |
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* @param err the error status. <TT>ILLEGAL_ARGUMENT_ERROR</TT> will be returned if the |
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* converter is <TT>NULL</TT>. |
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* @see ucnv_fromUChars |
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* @see ucnv_convert |
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* @see ucnv_getMinCharSize |
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* @see ucnv_setToUCallBack |
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*/ |
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137 |
|
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138 |
U_CAPI |
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void U_EXPORT2 ucnv_fromUnicode (UConverter * converter, |
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char **target, |
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const char *targetLimit, |
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const UChar ** source, |
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const UChar * sourceLimit, |
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int32_t* offsets, |
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int flush, |
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UErrorCode * err); |
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147 |
|
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148 |
|
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/** |
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* Converts an array of codepage characters into an array of unicode characters. |
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* The source pointer is an I/O parameter, it starts out pointing at the place |
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* to begin translating, and ends up pointing after the first sequence of the bytes |
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* that it encounters that are semantically invalid. |
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* if ucnv_setFromUCallBack is called with an action other than STOP |
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* before a call is made to this API, consumed and source should point to the same place |
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* (unless target ends with an imcomplete sequence of bytes and flush is FALSE). |
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* @param converter the Unicode converter |
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* @param target : I/O parameter. Input : Points to the beginning of the buffer to copy |
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* Unicode characters to. Output : points to after the last UChar copied to target. |
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* @param targetLimit the pointer to the end of the target array |
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* @param source the source codepage character array |
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* @param sourceLimit the pointer to the end of the source array |
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* @param offsets if NULL is passed, nothing will happen to it, otherwise it needs to have the same number |
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* of allocated cells as <TT>target</TT>. Will fill in offsets from target to source pointer |
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* e.g: <TT>offsets[3]</TT> is equal to 6, it means that the <TT>target[3]</TT> was a result of transcoding <TT>source[6]</TT> |
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* For output data carried across calls -1 will be placed for offsets. |
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* @param flush TRUE if the buffer is the last buffer and the conversion will finish |
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* in this call, FALSE otherwise. |
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* @param err the error code status <TT>ILLEGAL_ARGUMENT_ERROR</TT> will be returned if the |
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* converter is <TT>NULL</TT>, or if <TT>targetLimit</TT> and <TT>sourceLimit</TT> are misaligned. |
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* @see ucnv_toUChars |
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* @see ucnv_getNextUChar |
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* @see ucnv_convert |
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* @see ucnv_setFromUCallBack |
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*/ |
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176 |
|
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U_CAPI |
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void U_EXPORT2 ucnv_toUnicode (UConverter * converter, |
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UChar ** target, |
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const UChar * targetLimit, |
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const char **source, |
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const char *sourceLimit, |
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int32_t* offsets, |
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int flush, |
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UErrorCode * err); |
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|
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187 |
|
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/** |
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* Transcodes the source Unicode string to the target string in a codepage encoding |
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* with the specified Unicode converter. For example, if a Unicode to/from JIS |
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* converter is specified, the source string in Unicode will be transcoded to JIS |
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* encoding. The result will be stored in JIS encoding. |
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* if any problems during conversion are encountered it will SUBSTITUTE with the default (initial) |
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* substitute characters. |
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* This function is a more convenient but less efficient version of \Ref{ucnv_fromUnicode}. |
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* @param converter the Unicode converter |
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* @param source the <TT>source</TT> Unicode string (zero Terminated) |
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* @param target the <TT>target</TT> string in codepage encoding (<STRONG>not zero-terminated</STRONG> because some |
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* codepage do not use '\0' as a string terminator |
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* @param targetCapacity Input the number of bytes available in the <TT>target</TT> buffer |
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* @param err the error status code. |
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* <TT>INDEX_OUTOFBOUNDS_ERROR</TT> will be returned if the |
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* the # of bytes provided are not enough for transcoding. |
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* <TT>ILLEGAL_ARGUMENT_ERROR</TT> is returned if the converter is <TT>NULL</TT> or the source or target string is empty. |
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* <TT>BUFFER_OVERFLOW_ERROR</TT> when <TT>targetSize</TT> turns out to be bigger than <TT>targetCapacity</TT> |
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* @return number of bytes needed in target, regardless of <TT>targetCapacity</TT> |
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* @see ucnv_fromUnicode |
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* @see ucnv_convert |
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*/ |
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U_CAPI |
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int32_t U_EXPORT2 ucnv_fromUChars (const UConverter * converter, |
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char *target, |
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int32_t targetCapacity, |
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const UChar * source, |
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UErrorCode * err); |
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|
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|
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|
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|
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|
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/** |
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* Transcode the source string in codepage encoding to the target string in |
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* Unicode encoding. For example, if a Unicode to/from JIS |
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* converter is specified, the source string in JIS encoding will be transcoded |
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* to Unicode and placed into a provided target buffer. |
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* if any problems during conversion are encountered it will SUBSTITUTE with the Unicode REPLACEMENT char |
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* We recomment, the size of the target buffer needs to be at least as long as the maximum # of bytes per char |
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* in this character set. |
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* A zero-terminator will be placed at the end of the target buffer |
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* This function is a more convenient but less efficient version of \Ref{ucnv_toUnicode}. |
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* @param converter the Unicode converter |
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* @param source the source string in codepage encoding |
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* @param target the target string in Unicode encoding |
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* @param targetCapacity capacity of the target buffer |
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* @param sourceSize : Number of bytes in <TT>source</TT> to be transcoded |
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* @param err the error status code |
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* <TT>MEMORY_ALLOCATION_ERROR</TT> will be returned if the |
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* the internal process buffer cannot be allocated for transcoding. |
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* <TT>ILLEGAL_ARGUMENT_ERROR</TT> is returned if the converter is <TT>NULL</TT> or |
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* if the source or target string is empty. |
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* <TT>BUFFER_OVERFLOW_ERROR</TT> when the input buffer is prematurely exhausted and targetSize non-<TT>NULL</TT>. |
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* @return the number of UChar needed in target (including the zero terminator) |
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* @see ucnv_getNextUChar |
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* @see ucnv_toUnicode |
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* @see ucnv_convert |
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*/ |
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U_CAPI |
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int32_t U_EXPORT2 ucnv_toUChars (const UConverter * converter, |
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UChar * target, |
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int32_t targetCapacity, |
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const char *source, |
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int32_t sourceSize, |
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UErrorCode * err); |
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|
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/******************************** |
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* Will convert a codepage buffer one character at a time. |
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* This function was written to be efficient when transcoding small amounts of data at a time. |
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* In that case it will be more efficient than \Ref{ucnv_toUnicode}. |
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* When converting large buffers use \Ref{ucnv_toUnicode}. |
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*@param converter an open UConverter |
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*@param source the address of a pointer to the codepage buffer, will be updated to point after |
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*the bytes consumed in the conversion call. |
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*@param points to the end of the input buffer |
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*@param err fills in error status (see ucnv_toUnicode) |
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*@return a UChar resulting from the partial conversion of source |
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*@see ucnv_toUnicode |
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*@see ucnv_toUChars |
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*@see ucnv_convert |
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*/ |
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U_CAPI |
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UChar U_EXPORT2 ucnv_getNextUChar (UConverter * converter, |
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const char **source, |
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const char *sourceLimit, |
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UErrorCode * err); |
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|
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|
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/************************** |
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* Will convert a sequence of bytes from one codepage to another. |
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* This is <STRONG>NOT AN EFFICIENT</STRONG> way to transcode. |
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* use \Ref{ucnv_toUnicode} and \Ref{ucnv_fromUnicode} for efficiency |
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* @param toConverterName: The name of the converter that will be used to encode the output buffer |
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* @param fromConverterName: The name of the converter that will be used to decode the input buffer |
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* @param target: Pointer to the output buffer to write to |
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* @param targetCapacity: on input contains the capacity of target |
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* @param source: Pointer to the input buffer |
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* @param sourceLength: on input contains the capacity of source |
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* @param err: fills in an error status |
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* @return will be filled in with the number of bytes needed in target |
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* @see ucnv_fromUnicode |
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* @see ucnv_toUnicode |
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* @see ucnv_fromUChars |
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* @see ucnv_toUChars |
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* @see ucnv_getNextUChar |
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*/ |
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U_CAPI |
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int32_t U_EXPORT2 ucnv_convert (const char *toConverterName, |
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const char *fromConverterName, |
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char *target, |
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int32_t targetCapacity, |
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const char *source, |
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int32_t sourceLength, |
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UErrorCode * err); |
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XERCES_CPP_NAMESPACE_END |
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#endif |
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#if (__OS400_TGTVRM__>=510) /* @01a */ |
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#pragma datamodel(pop) /* @01a */ |
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#endif /* @01a */ |
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