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* DiscImageChef.Devices/Linux/Enums.cs:

Browse Source 
* DiscImageChef.Devices/Linux/Extern.cs:
	* DiscImageChef.Devices/Linux/Structs.cs:
	  Filled Linux enums.

	* DiscImageChef.Devices/Windows/Enums.cs:
	  Typo
This commit is contained in:
Natalia Portillo
2015-10-06 21:18:02 +01:00
parent c083f45ece
commit 97c8d54b72
5 changed files with 183 additions and 44 deletions
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10
DiscImageChef.Devices/ChangeLog
View File

@@ -1,3 +1,13 @@
2015-10-06 Natalia Portillo <claunia@claunia.com>
* Linux/Enums.cs:
* Linux/Extern.cs:
* Linux/Structs.cs:
Filled Linux enums.
* Windows/Enums.cs:
Typo
2015-10-06 Natalia Portillo <claunia@claunia.com>
* Windows/Extern.cs:

150
DiscImageChef.Devices/Linux/Enums.cs
View File

@@ -2,19 +2,151 @@
namespace DiscImageChef.Devices.Linux
{
static class Enums
[Flags]
enum FileFlags : int
{
internal const int O_RDONLY = 0;
internal const int O_RDWR = 2;
/// <summary>
/// O_RDONLY
/// </summary>
Readonly = 00000000,
/// <summary>
/// O_WRONLY
/// </summary>
Writeonly = 00000001,
/// <summary>
/// O_RDWR
/// </summary>
ReadWrite = 00000002,
/// <summary>
/// O_CREAT
/// </summary>
OpenOrCreate = 00000100,
/// <summary>
/// O_EXCL
/// </summary>
CreateNew = 00000200,
/// <summary>
/// O_NOCTTY
/// </summary>
NoControlTTY = 00000400,
/// <summary>
/// O_TRUNC
/// </summary>
Truncate = 00001000,
/// <summary>
/// O_APPEND
/// </summary>
Append = 00002000,
/// <summary>
/// O_NONBLOCK
/// </summary>
NonBlocking = 00004000,
/// <summary>
/// O_DSYNC
/// </summary>
Synchronous = 00010000,
/// <summary>
/// O_ASYNC
/// </summary>
Async = 00020000,
/// <summary>
/// O_DIRECT
/// </summary>
Direct = 00040000,
/// <summary>
/// O_LARGEFILE
/// </summary>
LargeFile = 00100000,
/// <summary>
/// O_DIRECTORY
/// </summary>
Directory = 00200000,
/// <summary>
/// O_NOFOLLOW
/// </summary>
NoFollowSymlink = 00400000,
/// <summary>
/// O_NOATIME
/// </summary>
NoAccessTime = 01000000,
/// <summary>
/// O_CLOEXEC
/// </summary>
CloseOnExec = 02000000
}
internal const ulong SG_GET_VERSION_NUM = 0x2282;
internal const ulong SG_IO = 0x2285;
/// <summary>
/// Direction of SCSI transfer
/// </summary>
enum ScsiIoctlDirection : int
{
/// <summary>
/// No data transfer happens
/// SG_DXFER_NONE
/// </summary>
None = -1,
/// <summary>
/// From host to device
/// SG_DXFER_TO_DEV
/// </summary>
Out = -2,
/// <summary>
/// From device to host
/// SG_DXFER_FROM_DEV
/// </summary>
In = -3,
/// <summary>
/// Bidirectional device/host
/// SG_DXFER_TO_FROM_DEV
/// </summary>
Unspecified = -4,
/// <summary>
/// Unspecified
/// SG_DXFER_UNKNOWN
/// </summary>
Unknown = -5
}
internal const int SG_DXFER_FROM_DEV = -3;
enum LinuxIoctl : ulong
{
SG_EMULATED_HOST = 0x2203,
SG_GET_VERSION_NUM = 0x2282,
SG_IO = 0x2285,
SG_GET_SCSI_ID = 0x2276,
}
internal const uint SG_INFO_OK_MASK = 0x1;
internal const uint SG_INFO_OK = 0x0; /* no sense, host nor driver "noise" */
internal const uint SG_INFO_CHECK = 0x1;
[Flags]
enum SgInfo : uint
{
/// <summary>
/// Mask to check OK
/// </summary>
OkMask = 0x01,
/// <summary>
/// No sense or driver noise
/// </summary>
Ok = 0x00,
/// <summary>
/// Check Condition
/// </summary>
CheckCondition = 0x01,
/// <summary>
/// Direct I/O mask
/// </summary>
DirectIoMask = 0x06,
/// <summary>
/// Transfer via kernel buffers (or no transfer)
/// </summary>
IndirectIo = 0x00,
/// <summary>
/// Direct I/O performed
/// </summary>
DirectIo = 0x02,
/// <summary>
/// Partial direct and partial indirect I/O
/// </summary>
MixedIo = 0x04
}
}

7
DiscImageChef.Devices/Linux/Extern.cs
View File

@@ -5,7 +5,10 @@ namespace DiscImageChef.Devices.Linux
static class Extern
{
[DllImport("libc", CharSet = CharSet.Ansi, SetLastError = true)]
internal static extern int open(string pathname, int flags);
internal static extern int open(
string pathname,
[MarshalAs(UnmanagedType.U4)]
FileFlags flags);
[DllImport("libc")]
internal static extern int close(int fd);
@@ -14,7 +17,7 @@ namespace DiscImageChef.Devices.Linux
internal static extern int ioctlInt(int fd, ulong request, out int value);
[DllImport("libc", EntryPoint="ioctl", SetLastError = true)]
internal static extern int ioctlSg(int fd, ulong request, ref Structs.sg_io_hdr_t value);
internal static extern int ioctlSg(int fd, ulong request, ref sg_io_hdr_t value);
}
}

9
DiscImageChef.Devices/Linux/Structs.cs
View File

@@ -2,11 +2,9 @@
using System.Runtime.InteropServices;
namespace DiscImageChef.Devices.Linux
{
static class Structs
{
[StructLayout(LayoutKind.Sequential)]
internal struct sg_io_hdr_t
struct sg_io_hdr_t
{
/// <summary>
/// Always 'S' for SG v3
@@ -16,7 +14,7 @@ namespace DiscImageChef.Devices.Linux
public byte cmd_len; /* [i] */
public byte mx_sb_len; /* [i] */
public ushort iovec_count; /* [i] */
public uint dxfer_len; /* [i] */
public ScsiIoctlDirection dxfer_len; /* [i] */
public IntPtr dxferp; /* [i], [*io] */
public IntPtr cmdp; /* [i], [*i] */
public IntPtr sbp; /* [i], [*o] */
@@ -32,8 +30,7 @@ namespace DiscImageChef.Devices.Linux
public ushort driver_status;/* [o] */
public int resid; /* [o] */
public uint duration; /* [o] */
public uint info; /* [o] */
}
public SgInfo info; /* [o] */
}
}

3
DiscImageChef.Devices/Windows/Enums.cs
View File

@@ -236,8 +236,5 @@ namespace DiscImageChef.Devices.Windows
/// </summary>
IOCTL_SCSI_GET_ADDRESS = 0x41018
}
/// <summary>
/// AAAAA
/// </summary>
}