public static extern SafeFileHandle CreateFile(string fileName,
[MarshalAs(UnmanagedType.U4)] NativeFileAccess fileAccess,
[MarshalAs(UnmanagedType.U4)] NativeFileShare fileShare,
IntPtr securityAttributes,
[MarshalAs(UnmanagedType.U4)] NativeFileMode creationDisposition,
NativeFileFlag flags,
IntPtr template);
internal static extern IntPtr Create(
string fileName,
NativeFileAccess desiredAccess,
NativeFileShare shareMode,
IntPtr securityAttributes,
NativeFileMode mode,
NativeFileOptions flagsAndOptions,
IntPtr templateFile);
internal static extern SafeFileHandle CreateFile(
[In] string lpFileName,
[In] NativeFileAccess dwDesiredAccess,
[In] NativeFileShare dwShareMode,
[In, Optional] IntPtr lpSecurityAttributes,
[In] NativeFileMode dwCreationDisposition,
[In] NativeFileOptions dwFlagsAndAttributes,
[In, Optional] IntPtr hTemplateFile);
internal static extern IntPtr Create(
string fileName,
NativeFileAccess desiredAccess,
NativeFileShare shareMode,
IntPtr securityAttributes,
NativeFileMode mode,
NativeFileOptions flagsAndOptions,
IntPtr templateFile);
/// <summary>
/// Initializes a new instance of the <see cref="NativeFileStream"/> class.
/// </summary>
/// <param name="fileName">Name of the file.</param>
/// <param name="fileMode">The file mode.</param>
/// <param name="access">The access mode.</param>
/// <param name="share">The share mode.</param>
public unsafe NativeFileStream(string fileName, NativeFileMode fileMode, NativeFileAccess access, NativeFileShare share = NativeFileShare.Read)
{
#if W8CORE
//uint newAccess = 0;
//const int FILE_ATTRIBUTE_NORMAL = 0x00000080;
//const int FILE_FLAG_RANDOM_ACCESS = 0x10000000;
//const int FILE_FLAG_SEQUENTIAL_SCAN = 0x08000000;
//var extendedParams = default(NativeFile.CREATEFILE2_EXTENDED_PARAMETERS);
//extendedParams.dwSize = (uint)Utilities.SizeOf<NativeFile.CREATEFILE2_EXTENDED_PARAMETERS>();
//extendedParams.dwFileAttributes = FILE_ATTRIBUTE_NORMAL;
//extendedParams.dwFileFlags = FILE_FLAG_RANDOM_ACCESS;
//extendedParams.dwSecurityQosFlags = 0;
//extendedParams.lpSecurityAttributes = IntPtr.Zero;
//extendedParams.hTemplateFile = IntPtr.Zero;
//if ((access & NativeFileAccess.Read) != 0)
//{
// // Sets GENERIC_READ
// newAccess |= 0x00120089;
//}
//if ((access & NativeFileAccess.Write) != 0)
//{
// newAccess |= 0x00120116;
//}
//if ((access & NativeFileAccess.Execute) != 0)
//{
// newAccess |= 0x001200a0;
//}
//handle = NativeFile.Create(fileName, (NativeFileAccess)newAccess, share, fileMode, new IntPtr(&extendedParams));
handle = NativeFile.Create(fileName, access, share, fileMode, IntPtr.Zero);
#else
handle = NativeFile.Create(fileName, access, share, IntPtr.Zero, fileMode, NativeFileOptions.None, IntPtr.Zero);
#endif
if (handle == new IntPtr(-1))
{
var lastWin32Error = MarshalGetLastWin32Error();
if (lastWin32Error == 2)
{
throw new FileNotFoundException("Unable to find file", fileName);
}
var lastError = Result.GetResultFromWin32Error(lastWin32Error);
throw new IOException(string.Format(CultureInfo.InvariantCulture, "Unable to open file {0}", fileName), lastError.Code);
}
canRead = 0 != (access & NativeFileAccess.Read);
canWrite = 0 != (access & NativeFileAccess.Write);
// TODO how setup correctly canSeek flags?
// Kernel32.GetFileType(SafeFileHandle handle); is not available on W8CORE
canSeek = true;
}
private static extern SafeFileHandle CreateFileTransactedW(
[In, MarshalAs(UnmanagedType.LPWStr)] string lpFileName,
[In] NativeFileAccess dwDesiredAccess,
[In] NativeFileShare dwShareMode,
[In] IntPtr lpSecurityAttributes,
[In] NativeFileMode dwCreationDisposition,
[In] uint dwFlagsAndAttributes,
[In] IntPtr hTemplateFile,
[In] SafeTxHandle hTransaction,
[In] IntPtr pusMiniVersion,
[In] IntPtr pExtendedParameter);
/// <summary>
/// Initializes a new instance of the <see cref="NativeFileStream"/> class.
/// </summary>
/// <param name="fileName">Name of the file.</param>
/// <param name="fileMode">The file mode.</param>
/// <param name="access">The access mode.</param>
/// <param name="share">The share mode.</param>
public unsafe NativeFileStream(string fileName, NativeFileMode fileMode, NativeFileAccess access, NativeFileShare share = NativeFileShare.Read)
{
#if W8CORE
//uint newAccess = 0;
//const int FILE_ATTRIBUTE_NORMAL = 0x00000080;
//const int FILE_FLAG_RANDOM_ACCESS = 0x10000000;
//const int FILE_FLAG_SEQUENTIAL_SCAN = 0x08000000;
//var extendedParams = default(NativeFile.CREATEFILE2_EXTENDED_PARAMETERS);
//extendedParams.dwSize = (uint)Utilities.SizeOf<NativeFile.CREATEFILE2_EXTENDED_PARAMETERS>();
//extendedParams.dwFileAttributes = FILE_ATTRIBUTE_NORMAL;
//extendedParams.dwFileFlags = FILE_FLAG_RANDOM_ACCESS;
//extendedParams.dwSecurityQosFlags = 0;
//extendedParams.lpSecurityAttributes = IntPtr.Zero;
//extendedParams.hTemplateFile = IntPtr.Zero;
//if ((access & NativeFileAccess.Read) != 0)
//{
// // Sets GENERIC_READ
// newAccess |= 0x00120089;
//}
//if ((access & NativeFileAccess.Write) != 0)
//{
// newAccess |= 0x00120116;
//}
//if ((access & NativeFileAccess.Execute) != 0)
//{
// newAccess |= 0x001200a0;
//}
//handle = NativeFile.Create(fileName, (NativeFileAccess)newAccess, share, fileMode, new IntPtr(&extendedParams));
handle = NativeFile.Create(fileName, access, share, fileMode, IntPtr.Zero);
#else
handle = NativeFile.Create(fileName, access, share, IntPtr.Zero, fileMode, NativeFileOptions.None, IntPtr.Zero);
#endif
if (handle == new IntPtr(-1))
{
var lastWin32Error = MarshalGetLastWin32Error();
if (lastWin32Error == 2)
{
throw new FileNotFoundException("Unable to find file", fileName);
}
var lastError = Result.GetResultFromWin32Error(lastWin32Error);
throw new IOException(string.Format(CultureInfo.InvariantCulture, "Unable to open file {0}", fileName), lastError.Code);
}
canRead = 0 != (access & NativeFileAccess.Read);
canWrite = 0 != (access & NativeFileAccess.Write);
// TODO how setup correctly canSeek flags?
// Kernel32.GetFileType(SafeFileHandle handle); is not available on W8CORE
canSeek = true;
}
internal static extern SafeFileHandle CreateFileTransactedW(
[In] string lpFileName,
[In] NativeFileAccess dwDesiredAccess,
[In] NativeFileShare dwShareMode,
[In, Optional] IntPtr lpSecurityAttributes,
[In] NativeFileMode dwCreationDisposition,
[In] NativeFileOptions dwFlagsAndAttributes,
[In, Optional] IntPtr hTemplateFile,
[In] SafeKernelTransactionHandle hTransaction,
[In, Optional] IntPtr pusMiniVersion,
IntPtr pExtendedParameter);
/// <summary>
/// Creates a file stream.
/// </summary>
/// <param name="filename">The filename.</param>
/// <param name="mode">The mode.</param>
/// <param name="acccess">The access.</param>
/// <returns></returns>
private Stream CreateFileStream(string filename, NativeFileMode mode, NativeFileAccess acccess)
{
FileAccess defaultAccess = FileAccess.Read;
if ((acccess & NativeFileAccess.Read) != 0 )
defaultAccess = FileAccess.Read;
if ((acccess & NativeFileAccess.Write) != 0 )
defaultAccess = FileAccess.Write;
if ((acccess & NativeFileAccess.ReadWrite) != 0 )
defaultAccess = FileAccess.ReadWrite;
return (isTestingNativeFileStream)
? (Stream)new NativeFileStream(Name, mode, acccess)
: new FileStream(filename, (FileMode)mode, defaultAccess);
}
/// <summary>
/// Creates a file stream.
/// </summary>
/// <param name="filename">The filename.</param>
/// <param name="mode">The mode.</param>
/// <param name="acccess">The access.</param>
/// <returns></returns>
private Stream CreateFileStream(string filename, NativeFileMode mode, NativeFileAccess acccess)
{
FileAccess defaultAccess = FileAccess.Read;
if ((acccess & NativeFileAccess.Read) != 0)
{
defaultAccess = FileAccess.Read;
}
if ((acccess & NativeFileAccess.Write) != 0)
{
defaultAccess = FileAccess.Write;
}
if ((acccess & NativeFileAccess.ReadWrite) != 0)
{
defaultAccess = FileAccess.ReadWrite;
}
return((isTestingNativeFileStream)
? (Stream) new NativeFileStream(Name, mode, acccess)
: new FileStream(filename, (FileMode)mode, defaultAccess));
}
/// <summary>
/// Initializes a new instance of the <see cref="NativeFileStream"/> class.
/// </summary>
/// <param name="fileName">Name of the file.</param>
/// <param name="fileMode">The file mode.</param>
/// <param name="access">The access mode.</param>
/// <param name="share">The share mode.</param>
public unsafe NativeFileStream(string fileName, NativeFileMode fileMode, NativeFileAccess access, NativeFileShare share = NativeFileShare.Read)
{
handle = NativeFile.Create(fileName, access, share, IntPtr.Zero, fileMode, NativeFileOptions.None, IntPtr.Zero);
if (handle == new IntPtr(-1))
{
var lastWin32Error = MarshalGetLastWin32Error();
if (lastWin32Error == 2)
{
throw new FileNotFoundException("Unable to find file", fileName);
}
var lastError = Result.GetResultFromWin32Error(lastWin32Error);
throw new IOException(string.Format(CultureInfo.InvariantCulture, "Unable to open file {0}", fileName), lastError.Code);
}
canRead = 0 != (access & NativeFileAccess.Read);
canWrite = 0 != (access & NativeFileAccess.Write);
// TODO how setup correctly canSeek flags?
// Kernel32.GetFileType(SafeFileHandle handle); is not available on W8CORE
canSeek = true;
}
public NativeFileStream(string fileName, NativeFileMode fileMode, NativeFileAccess access, NativeFileShare share = NativeFileShare.Read)
{
this.handle = NativeFile.Create(fileName, access, share, IntPtr.Zero, fileMode, NativeFileOptions.None, IntPtr.Zero);
if (this.handle == new IntPtr(-1))
{
int lastWin32Error = NativeFileStream.MarshalGetLastWin32Error();
if (lastWin32Error == 2)
throw new FileNotFoundException("Unable to find file", fileName);
Result resultFromWin32Error = Result.GetResultFromWin32Error(lastWin32Error);
throw new IOException(string.Format((IFormatProvider) CultureInfo.InvariantCulture, "Unable to open file {0}", new object[1]
{
(object) fileName
}), resultFromWin32Error.Code);
}
else
{
this.canRead = (NativeFileAccess) 0 != (access & NativeFileAccess.Read);
this.canWrite = (NativeFileAccess) 0 != (access & NativeFileAccess.Write);
this.canSeek = true;
}
}
public NativeFileStream(string fileName, NativeFileMode fileMode, NativeFileAccess access, NativeFileShare share = NativeFileShare.Read)
{
this.handle = NativeFile.Create(fileName, access, share, IntPtr.Zero, fileMode, NativeFileOptions.None, IntPtr.Zero);
if (this.handle == new IntPtr(-1))
{
int lastWin32Error = NativeFileStream.MarshalGetLastWin32Error();
if (lastWin32Error == 2)
{
throw new FileNotFoundException("Unable to find file", fileName);
}
Result resultFromWin32Error = Result.GetResultFromWin32Error(lastWin32Error);
throw new IOException(string.Format((IFormatProvider)CultureInfo.InvariantCulture, "Unable to open file {0}", new object[1]
{
(object)fileName
}), resultFromWin32Error.Code);
}
else
{
this.canRead = (NativeFileAccess)0 != (access & NativeFileAccess.Read);
this.canWrite = (NativeFileAccess)0 != (access & NativeFileAccess.Write);
this.canSeek = true;
}
}
internal static extern IntPtr Create(
string fileName,
NativeFileAccess desiredAccess,
NativeFileShare shareMode,
NativeFileMode mode,
IntPtr extendedParameters);
internal static extern SafeFileHandle CreateFile(string fileName, NativeFileAccess fileAccess, NativeFileShare fileShare, IntPtr securityAttributes, NativeFileMode creationDisposition, NativeFileFlag flags, IntPtr template);
internal static extern IntPtr Create(
string fileName,
NativeFileAccess desiredAccess,
NativeFileShare shareMode,
NativeFileMode mode,
IntPtr extendedParameters);
public static extern int chmod(string path, NativeFileMode mode);
