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authorMounir IDRASSI <mounir.idrassi@idrix.fr>2013-06-22 14:16:13 (GMT)
committerMounir IDRASSI <mounir.idrassi@idrix.fr>2014-11-08 22:18:07 (GMT)
commitc606f0866c3a2a5db3ef9bc41738ef33eb9612a9 (patch)
tree5847c644cdfff3c1dd55b88b565448087ae89f11 /src/Platform/FileCommon.cpp
downloadVeraCrypt-c606f0866c3a2a5db3ef9bc41738ef33eb9612a9.zip
VeraCrypt-c606f0866c3a2a5db3ef9bc41738ef33eb9612a9.tar.gz
Add original TrueCrypt 7.1a sources
Diffstat (limited to 'src/Platform/FileCommon.cpp')
-rw-r--r--src/Platform/FileCommon.cpp87
1 files changed, 87 insertions, 0 deletions
diff --git a/src/Platform/FileCommon.cpp b/src/Platform/FileCommon.cpp
new file mode 100644
index 0000000..d76e5c1
--- /dev/null
+++ b/src/Platform/FileCommon.cpp
@@ -0,0 +1,87 @@
+/*
+ Copyright (c) 2008 TrueCrypt Developers Association. All rights reserved.
+
+ Governed by the TrueCrypt License 3.0 the full text of which is contained in
+ the file License.txt included in TrueCrypt binary and source code distribution
+ packages.
+*/
+
+#include "File.h"
+#ifdef TC_UNIX
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <utime.h>
+#endif
+
+namespace TrueCrypt
+{
+ File::~File ()
+ {
+ try
+ {
+ if (FileIsOpen)
+ Close();
+ }
+ catch (...) { }
+ }
+
+ void File::Copy (const FilePath &sourcePath, const FilePath &destinationPath, bool preserveTimestamps)
+ {
+ File source;
+ source.Open (sourcePath);
+
+ File destination;
+ destination.Open (destinationPath, CreateWrite);
+
+ SecureBuffer buffer (OptimalReadSize);
+ uint64 len;
+
+ while ((len = source.Read (buffer)) > 0)
+ {
+ destination.Write (buffer, static_cast <size_t> (len));
+ }
+
+ if (preserveTimestamps)
+ {
+ destination.Flush();
+#ifndef TC_WINDOWS
+ struct stat statData;
+ throw_sys_sub_if (stat (string (sourcePath).c_str(), &statData) == -1, wstring (sourcePath));
+
+ struct utimbuf u;
+ u.actime = statData.st_atime;
+ u.modtime = statData.st_mtime;
+ throw_sys_sub_if (utime (string (destinationPath).c_str(), &u) == -1, wstring (destinationPath));
+#endif
+ }
+ }
+
+ FilePath File::GetPath () const
+ {
+ if_debug (ValidateState());
+ return Path;
+ }
+
+ void File::ReadCompleteBuffer (const BufferPtr &buffer) const
+ {
+ size_t dataLeft = buffer.Size();
+ size_t offset = 0;
+
+ while (dataLeft > 0)
+ {
+ size_t dataRead = static_cast <size_t> (Read (buffer.GetRange (offset, dataLeft)));
+ if (dataRead == 0)
+ throw InsufficientData (SRC_POS);
+
+ dataLeft -= dataRead;
+ offset += dataRead;
+ }
+ }
+
+ void File::ValidateState () const
+ {
+ if (!FileIsOpen)
+ throw NotInitialized (SRC_POS);
+ }
+}