mirror of
https://github.com/classilla/tenfourfox.git
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57 lines
1.3 KiB
C++
57 lines
1.3 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsReplacementToUnicode.h"
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nsReplacementToUnicode::nsReplacementToUnicode()
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: mSeenByte(false)
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{
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}
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NS_IMETHODIMP
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nsReplacementToUnicode::Convert(const char* aSrc,
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int32_t* aSrcLength,
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char16_t* aDest,
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int32_t* aDestLength)
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{
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if (mSeenByte || !(*aSrcLength)) {
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*aDestLength = 0;
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return NS_PARTIAL_MORE_INPUT;
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}
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if (mErrBehavior == kOnError_Signal) {
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mSeenByte = true;
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*aSrcLength = 0;
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*aDestLength = 0;
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return NS_ERROR_ILLEGAL_INPUT;
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}
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if (!(*aDestLength)) {
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*aSrcLength = -1;
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return NS_PARTIAL_MORE_OUTPUT;
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}
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mSeenByte = true;
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*aDest = 0xFFFD;
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*aDestLength = 1;
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return NS_PARTIAL_MORE_INPUT;
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}
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NS_IMETHODIMP
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nsReplacementToUnicode::GetMaxLength(const char* aSrc,
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int32_t aSrcLength,
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int32_t* aDestLength)
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{
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if (!mSeenByte && aSrcLength > 0) {
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*aDestLength = 1;
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} else {
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*aDestLength = 0;
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}
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return NS_EXACT_LENGTH;
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}
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NS_IMETHODIMP
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nsReplacementToUnicode::Reset()
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{
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mSeenByte = false;
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return NS_OK;
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}
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