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author | John Abd-El-Malek <jabdelmalek@google.com> | 2014-05-23 17:28:10 -0700 |
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committer | John Abd-El-Malek <jabdelmalek@google.com> | 2014-05-23 17:41:56 -0700 |
commit | 3f3b45cc74b0499912409f766a595945dbbfc4c5 (patch) | |
tree | ec400b6965477b88ea7f0d335f7e5c52044c346c /core/src/fxcrt/fx_basic_utf.cpp | |
parent | 6fe4aed948337175f6f7f81bb03c37b9c7f535da (diff) | |
download | pdfium-3f3b45cc74b0499912409f766a595945dbbfc4c5.tar.xz |
Convert all line endings to LF.
Diffstat (limited to 'core/src/fxcrt/fx_basic_utf.cpp')
-rw-r--r-- | core/src/fxcrt/fx_basic_utf.cpp | 204 |
1 files changed, 102 insertions, 102 deletions
diff --git a/core/src/fxcrt/fx_basic_utf.cpp b/core/src/fxcrt/fx_basic_utf.cpp index b94e08df1d..c5aa360e6c 100644 --- a/core/src/fxcrt/fx_basic_utf.cpp +++ b/core/src/fxcrt/fx_basic_utf.cpp @@ -1,102 +1,102 @@ -// 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 "../../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(FX_BYTE 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 FX_BYTE 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(FX_LPCWSTR pwsStr, FX_STRSIZE len)
-{
- FXSYS_assert(pwsStr != NULL);
- if (len < 0) {
- len = (FX_STRSIZE)FXSYS_wcslen(pwsStr);
- }
- CFX_UTF8Encoder encoder;
- while (len -- > 0) {
- encoder.Input(*pwsStr ++);
- }
- return encoder.GetResult();
-}
-void FX_UTF8Encode(FX_LPCWSTR pwsStr, FX_STRSIZE len, CFX_ByteStringL &utf8Str, IFX_Allocator* pAllocator)
-{
- FXSYS_assert(pwsStr != NULL);
- if (len < 0) {
- len = (FX_STRSIZE)FXSYS_wcslen(pwsStr);
- }
- CFX_UTF8Encoder encoder(pAllocator);
- while (len -- > 0) {
- encoder.Input(*pwsStr ++);
- }
- encoder.GetResult(utf8Str);
-}
+// 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 "../../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(FX_BYTE 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 FX_BYTE 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(FX_LPCWSTR pwsStr, FX_STRSIZE len) +{ + FXSYS_assert(pwsStr != NULL); + if (len < 0) { + len = (FX_STRSIZE)FXSYS_wcslen(pwsStr); + } + CFX_UTF8Encoder encoder; + while (len -- > 0) { + encoder.Input(*pwsStr ++); + } + return encoder.GetResult(); +} +void FX_UTF8Encode(FX_LPCWSTR pwsStr, FX_STRSIZE len, CFX_ByteStringL &utf8Str, IFX_Allocator* pAllocator) +{ + FXSYS_assert(pwsStr != NULL); + if (len < 0) { + len = (FX_STRSIZE)FXSYS_wcslen(pwsStr); + } + CFX_UTF8Encoder encoder(pAllocator); + while (len -- > 0) { + encoder.Input(*pwsStr ++); + } + encoder.GetResult(utf8Str); +} |