summaryrefslogtreecommitdiff
path: root/core/fxcrt/fxcrt_posix.cpp
diff options
context:
space:
mode:
authorDan Sinclair <dsinclair@chromium.org>2016-03-14 13:35:12 -0400
committerDan Sinclair <dsinclair@chromium.org>2016-03-14 13:35:12 -0400
commit764ec513eecbebd12781bcc96ce81ed5e736ee92 (patch)
tree12763fde4be1f10ea1183d92185917b2b587e00b /core/fxcrt/fxcrt_posix.cpp
parent97da97662417085774f75c26e535c6fbe70266ae (diff)
downloadpdfium-764ec513eecbebd12781bcc96ce81ed5e736ee92.tar.xz
Move core/src/ up to core/.
This CL moves the core/src/ files up to core/ and fixes up the include guards, includes and build files. R=tsepez@chromium.org Review URL: https://codereview.chromium.org/1800523005 .
Diffstat (limited to 'core/fxcrt/fxcrt_posix.cpp')
-rw-r--r--core/fxcrt/fxcrt_posix.cpp130
1 files changed, 130 insertions, 0 deletions
diff --git a/core/fxcrt/fxcrt_posix.cpp b/core/fxcrt/fxcrt_posix.cpp
new file mode 100644
index 0000000000..161506dd74
--- /dev/null
+++ b/core/fxcrt/fxcrt_posix.cpp
@@ -0,0 +1,130 @@
+// 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/fxcrt/fxcrt_posix.h"
+
+#include "core/include/fxcrt/fx_basic.h"
+
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_LINUX_ || \
+ _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ || \
+ _FXM_PLATFORM_ == _FXM_PLATFORM_ANDROID_
+IFXCRT_FileAccess* FXCRT_FileAccess_Create() {
+ return new CFXCRT_FileAccess_Posix;
+}
+void FXCRT_Posix_GetFileMode(FX_DWORD dwModes,
+ int32_t& nFlags,
+ int32_t& nMasks) {
+ nFlags = O_BINARY | O_LARGEFILE;
+ if (dwModes & FX_FILEMODE_ReadOnly) {
+ nFlags |= O_RDONLY;
+ nMasks = 0;
+ } else {
+ nFlags |= O_RDWR | O_CREAT;
+ if (dwModes & FX_FILEMODE_Truncate) {
+ nFlags |= O_TRUNC;
+ }
+ nMasks = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;
+ }
+}
+CFXCRT_FileAccess_Posix::CFXCRT_FileAccess_Posix() : m_nFD(-1) {}
+CFXCRT_FileAccess_Posix::~CFXCRT_FileAccess_Posix() {
+ Close();
+}
+FX_BOOL CFXCRT_FileAccess_Posix::Open(const CFX_ByteStringC& fileName,
+ FX_DWORD dwMode) {
+ if (m_nFD > -1) {
+ return FALSE;
+ }
+ int32_t nFlags, nMasks;
+ FXCRT_Posix_GetFileMode(dwMode, nFlags, nMasks);
+ m_nFD = open(fileName.GetCStr(), nFlags, nMasks);
+ return m_nFD > -1;
+}
+FX_BOOL CFXCRT_FileAccess_Posix::Open(const CFX_WideStringC& fileName,
+ FX_DWORD dwMode) {
+ return Open(FX_UTF8Encode(fileName), dwMode);
+}
+void CFXCRT_FileAccess_Posix::Close() {
+ if (m_nFD < 0) {
+ return;
+ }
+ close(m_nFD);
+ m_nFD = -1;
+}
+void CFXCRT_FileAccess_Posix::Release() {
+ delete this;
+}
+FX_FILESIZE CFXCRT_FileAccess_Posix::GetSize() const {
+ if (m_nFD < 0) {
+ return 0;
+ }
+ struct stat s;
+ FXSYS_memset(&s, 0, sizeof(s));
+ fstat(m_nFD, &s);
+ return s.st_size;
+}
+FX_FILESIZE CFXCRT_FileAccess_Posix::GetPosition() const {
+ if (m_nFD < 0) {
+ return (FX_FILESIZE)-1;
+ }
+ return lseek(m_nFD, 0, SEEK_CUR);
+}
+FX_FILESIZE CFXCRT_FileAccess_Posix::SetPosition(FX_FILESIZE pos) {
+ if (m_nFD < 0) {
+ return (FX_FILESIZE)-1;
+ }
+ return lseek(m_nFD, pos, SEEK_SET);
+}
+size_t CFXCRT_FileAccess_Posix::Read(void* pBuffer, size_t szBuffer) {
+ if (m_nFD < 0) {
+ return 0;
+ }
+ return read(m_nFD, pBuffer, szBuffer);
+}
+size_t CFXCRT_FileAccess_Posix::Write(const void* pBuffer, size_t szBuffer) {
+ if (m_nFD < 0) {
+ return 0;
+ }
+ return write(m_nFD, pBuffer, szBuffer);
+}
+size_t CFXCRT_FileAccess_Posix::ReadPos(void* pBuffer,
+ size_t szBuffer,
+ FX_FILESIZE pos) {
+ if (m_nFD < 0) {
+ return 0;
+ }
+ if (pos >= GetSize()) {
+ return 0;
+ }
+ if (SetPosition(pos) == (FX_FILESIZE)-1) {
+ return 0;
+ }
+ return Read(pBuffer, szBuffer);
+}
+size_t CFXCRT_FileAccess_Posix::WritePos(const void* pBuffer,
+ size_t szBuffer,
+ FX_FILESIZE pos) {
+ if (m_nFD < 0) {
+ return 0;
+ }
+ if (SetPosition(pos) == (FX_FILESIZE)-1) {
+ return 0;
+ }
+ return Write(pBuffer, szBuffer);
+}
+FX_BOOL CFXCRT_FileAccess_Posix::Flush() {
+ if (m_nFD < 0) {
+ return FALSE;
+ }
+ return fsync(m_nFD) > -1;
+}
+FX_BOOL CFXCRT_FileAccess_Posix::Truncate(FX_FILESIZE szFile) {
+ if (m_nFD < 0) {
+ return FALSE;
+ }
+ return !ftruncate(m_nFD, szFile);
+}
+#endif