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add NetInterfaceList binding

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This commit is contained in:
Doug MacEachern 2004-09-17 18:00:16 +00:00
parent 69423cefbb
commit 0374c719ee
1 changed files with 49 additions and 0 deletions
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49
bindings/dotnet/src/Sigar.cs
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@ -48,6 +48,10 @@ namespace Hyperic.Sigar {
return Hyperic.Sigar.FileSystemUsage.NativeGet(this, dirname);
}
public String[] NetInterfaceList() {
return Hyperic.Sigar.NetInterfaceList.NativeGet(this);
}
~Sigar() {
sigar_close(this.sigar.Handle);
}
@ -302,4 +306,49 @@ namespace Hyperic.Sigar {
return fsusage;
}
}
[StructLayout(LayoutKind.Sequential)]
internal struct NetInterfaceList {
private readonly uint number;
private readonly uint size;
private readonly IntPtr data;
[DllImport(Sigar.LIBSIGAR)]
private static extern int sigar_net_interface_list_get(IntPtr sigar,
IntPtr iflist);
[DllImport(Sigar.LIBSIGAR)]
private static extern int sigar_net_interface_list_destroy(IntPtr sigar,
IntPtr iflist);
internal static String[] NativeGet(Sigar sigar) {
Type type = typeof(NetInterfaceList);
IntPtr ptr = Marshal.AllocHGlobal(Marshal.SizeOf(type));
int status = sigar_net_interface_list_get(sigar.sigar.Handle, ptr);
if (status != Sigar.OK) {
Marshal.FreeHGlobal(ptr);
throw new ApplicationException("sigar_net_interface_list_get");
}
NetInterfaceList ifPtr =
(NetInterfaceList)Marshal.PtrToStructure(ptr, type);
String[] iflist = new String[ifPtr.number];
IntPtr iptr = ifPtr.data;
for (int i=0; i<ifPtr.number; i++) {
IntPtr str = Marshal.ReadIntPtr(iptr, i * IntPtr.Size);
iflist[i] = Marshal.PtrToStringAnsi(str);
}
sigar_net_interface_list_destroy(sigar.sigar.Handle, ptr);
Marshal.FreeHGlobal(ptr);
return iflist;
}
}
}