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81 lines
3.6 KiB
C#
81 lines
3.6 KiB
C#
// /***************************************************************************
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// Aaru Data Preservation Suite
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// ----------------------------------------------------------------------------
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//
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// Filename : Extern.cs
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// Author(s) : Natalia Portillo <claunia@claunia.com>
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//
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// Component : Linux direct device access.
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//
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// --[ Description ] ----------------------------------------------------------
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//
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// Contains the P/Invoke definitions of Linux syscalls used to directly
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// interface devices.
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//
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// --[ License ] --------------------------------------------------------------
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//
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// This library is free software; you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 2.1 of the
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// License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, see <http://www.gnu.org/licenses/>.
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//
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// ----------------------------------------------------------------------------
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// Copyright © 2011-2023 Natalia Portillo
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// ****************************************************************************/
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using System.Runtime.InteropServices;
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namespace Aaru.Devices.Linux;
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static class Extern
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{
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[DllImport("libc", CharSet = CharSet.Ansi, SetLastError = true)]
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internal static extern int open(string pathname, [MarshalAs(UnmanagedType.U4)] FileFlags flags);
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[DllImport("libc")]
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internal static extern int close(int fd);
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[DllImport("libc", EntryPoint = "ioctl", SetLastError = true)]
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internal static extern int ioctlInt(int fd, LinuxIoctl request, out int value);
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[DllImport("libc", EntryPoint = "ioctl", SetLastError = true)]
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internal static extern int ioctlSg(int fd, LinuxIoctl request, ref SgIoHdrT value);
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[DllImport("libc", EntryPoint = "ioctl", SetLastError = true)]
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internal static extern int ioctlMmc(int fd, LinuxIoctl request, ref MmcIocCmd value);
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[DllImport("libc", CharSet = CharSet.Ansi, SetLastError = true)]
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internal static extern int readlink(string path, nint buf, int bufsize);
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[DllImport("libc", CharSet = CharSet.Ansi, EntryPoint = "readlink", SetLastError = true)]
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internal static extern long readlink64(string path, nint buf, long bufsize);
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[DllImport("libudev", CharSet = CharSet.Ansi, SetLastError = true)]
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internal static extern nint udev_new();
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[DllImport("libudev", CharSet = CharSet.Ansi, SetLastError = true)]
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internal static extern nint udev_device_new_from_subsystem_sysname(nint udev, string subsystem, string sysname);
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[DllImport("libudev", CharSet = CharSet.Ansi, SetLastError = true)]
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internal static extern string udev_device_get_property_value(nint udevDevice, string key);
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[DllImport("libc", EntryPoint = "ioctl", SetLastError = true)]
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internal static extern int ioctlMmcMulti(int fd, LinuxIoctl request, nint value);
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[DllImport("libc", SetLastError = true)]
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internal static extern long lseek(int fd, long offset, SeekWhence whence);
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[DllImport("libc", SetLastError = true)]
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internal static extern int read(int fd, byte[] buf, int count);
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[DllImport("libc", EntryPoint = "read", SetLastError = true)]
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internal static extern long read64(int fd, byte[] buf, long count);
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} |