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Unified Diff: core/src/fxcrt/fx_basic_utf.cpp

Issue 1800523005: Move core/src/ up to core/. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: Created 4 years, 9 months ago
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Index: core/src/fxcrt/fx_basic_utf.cpp
diff --git a/core/src/fxcrt/fx_basic_utf.cpp b/core/src/fxcrt/fx_basic_utf.cpp
deleted file mode 100644
index 3625feb130cbed89f155eb523a5e48b03f4393be..0000000000000000000000000000000000000000
--- a/core/src/fxcrt/fx_basic_utf.cpp
+++ /dev/null
@@ -1,86 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "core/include/fxcrt/fx_basic.h"
-
-void CFX_UTF8Decoder::Clear() {
- m_Buffer.Clear();
- m_PendingBytes = 0;
-}
-void CFX_UTF8Decoder::AppendChar(FX_DWORD ch) {
- m_Buffer.AppendChar((FX_WCHAR)ch);
-}
-void CFX_UTF8Decoder::Input(uint8_t byte) {
- if (byte < 0x80) {
- m_PendingBytes = 0;
- m_Buffer.AppendChar(byte);
- } else if (byte < 0xc0) {
- if (m_PendingBytes == 0) {
- return;
- }
- m_PendingBytes--;
- m_PendingChar |= (byte & 0x3f) << (m_PendingBytes * 6);
- if (m_PendingBytes == 0) {
- AppendChar(m_PendingChar);
- }
- } else if (byte < 0xe0) {
- m_PendingBytes = 1;
- m_PendingChar = (byte & 0x1f) << 6;
- } else if (byte < 0xf0) {
- m_PendingBytes = 2;
- m_PendingChar = (byte & 0x0f) << 12;
- } else if (byte < 0xf8) {
- m_PendingBytes = 3;
- m_PendingChar = (byte & 0x07) << 18;
- } else if (byte < 0xfc) {
- m_PendingBytes = 4;
- m_PendingChar = (byte & 0x03) << 24;
- } else if (byte < 0xfe) {
- m_PendingBytes = 5;
- m_PendingChar = (byte & 0x01) << 30;
- }
-}
-void CFX_UTF8Encoder::Input(FX_WCHAR unicode) {
- if ((FX_DWORD)unicode < 0x80) {
- m_Buffer.AppendChar(unicode);
- } else {
- if ((FX_DWORD)unicode >= 0x80000000) {
- return;
- }
- int nbytes = 0;
- if ((FX_DWORD)unicode < 0x800) {
- nbytes = 2;
- } else if ((FX_DWORD)unicode < 0x10000) {
- nbytes = 3;
- } else if ((FX_DWORD)unicode < 0x200000) {
- nbytes = 4;
- } else if ((FX_DWORD)unicode < 0x4000000) {
- nbytes = 5;
- } else {
- nbytes = 6;
- }
- static uint8_t prefix[] = {0xc0, 0xe0, 0xf0, 0xf8, 0xfc};
- int order = 1 << ((nbytes - 1) * 6);
- int code = unicode;
- m_Buffer.AppendChar(prefix[nbytes - 2] | (code / order));
- for (int i = 0; i < nbytes - 1; i++) {
- code = code % order;
- order >>= 6;
- m_Buffer.AppendChar(0x80 | (code / order));
- }
- }
-}
-CFX_ByteString FX_UTF8Encode(const FX_WCHAR* pwsStr, FX_STRSIZE len) {
- FXSYS_assert(pwsStr);
- if (len < 0) {
- len = FXSYS_wcslen(pwsStr);
- }
- CFX_UTF8Encoder encoder;
- while (len-- > 0) {
- encoder.Input(*pwsStr++);
- }
- return encoder.GetResult();
-}
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