/// <summary>
/// Loads specified DLL.
/// </summary>
/// <returns>Null when successful; error message otherwise.</returns>
public static string Load(string dllPath)
{
if (Os.IsWindows)
{
return(NativeMethodsWindows.LoadLibrary(dllPath) == IntPtr.Zero
? FormatWin32Error(Marshal.GetLastWin32Error()) ?? "Unknown error"
: null);
}
if (Os.IsLinux)
{
if (Os.IsMono)
{
return(NativeMethodsMono.dlopen(dllPath, RtldGlobal | RtldLazy) == IntPtr.Zero
? GetErrorText(NativeMethodsMono.dlerror())
: null);
}
if (Os.IsNetCore)
{
return(NativeMethodsCore.dlopen(dllPath, RtldGlobal | RtldLazy) == IntPtr.Zero
? GetErrorText(NativeMethodsCore.dlerror())
: null);
}
return(NativeMethodsLinux.dlopen(dllPath, RtldGlobal | RtldLazy) == IntPtr.Zero
? GetErrorText(NativeMethodsLinux.dlerror())
: null);
}
throw new InvalidOperationException("Unsupported OS: " + Environment.OSVersion);
}
/// <summary>
/// Loads specified DLL.
/// </summary>
/// <returns>Library handle and error message.</returns>
public static KeyValuePair <IntPtr, string> Load(string dllPath)
{
if (Os.IsWindows)
{
var ptr = NativeMethodsWindows.LoadLibrary(dllPath);
return(new KeyValuePair <IntPtr, string>(ptr, ptr == IntPtr.Zero
? FormatWin32Error(Marshal.GetLastWin32Error()) ?? "Unknown error"
: null));
}
if (Os.IsMacOs)
{
var ptr = NativeMethodsMacOs.dlopen(dllPath, RtldGlobal | RtldLazy);
return(new KeyValuePair <IntPtr, string>(ptr, ptr == IntPtr.Zero
? GetErrorText(NativeMethodsMacOs.dlerror())
: null));
}
if (Os.IsLinux)
{
if (Os.IsMono)
{
var ptr = NativeMethodsMono.dlopen(dllPath, RtldGlobal | RtldLazy);
return(new KeyValuePair <IntPtr, string>(ptr, ptr == IntPtr.Zero
? GetErrorText(NativeMethodsMono.dlerror())
: null));
}
// Depending on the Linux distro, dlopen is either present in libdl or in libcoreclr.
try
{
var ptr = NativeMethodsLinuxLibcoreclr.dlopen(dllPath, RtldGlobal | RtldLazy);
return(new KeyValuePair <IntPtr, string>(ptr, ptr == IntPtr.Zero
? GetErrorText(NativeMethodsLinuxLibcoreclr.dlerror())
: null));
}
catch (EntryPointNotFoundException)
{
var ptr = NativeMethodsLinuxLibdl.dlopen(dllPath, RtldGlobal | RtldLazy);
return(new KeyValuePair <IntPtr, string>(ptr, ptr == IntPtr.Zero
? GetErrorText(NativeMethodsLinuxLibdl.dlerror())
: null));
}
}
throw new InvalidOperationException("Unsupported OS: " + Environment.OSVersion);
}
/// <summary>
/// Loads specified DLL.
/// </summary>
/// <returns>Library handle and error message.</returns>
public static KeyValuePair <IntPtr, string> Load(string dllPath)
{
if (Os.IsWindows)
{
var ptr = NativeMethodsWindows.LoadLibrary(dllPath);
return(new KeyValuePair <IntPtr, string>(ptr, ptr == IntPtr.Zero
? FormatWin32Error(Marshal.GetLastWin32Error()) ?? "Unknown error"
: null));
}
if (Os.IsMacOs)
{
var ptr = NativeMethodsMacOs.dlopen(dllPath, RtldGlobal | RtldLazy);
return(new KeyValuePair <IntPtr, string>(ptr, ptr == IntPtr.Zero
? GetErrorText(NativeMethodsMacOs.dlerror())
: null));
}
if (Os.IsLinux)
{
if (Os.IsMono)
{
var ptr = NativeMethodsMono.dlopen(dllPath, RtldGlobal | RtldLazy);
return(new KeyValuePair <IntPtr, string>(ptr, ptr == IntPtr.Zero
? GetErrorText(NativeMethodsMono.dlerror())
: null));
}
if (Os.IsNetCore)
{
var ptr = NativeMethodsCore.dlopen(dllPath, RtldGlobal | RtldLazy);
return(new KeyValuePair <IntPtr, string>(ptr, ptr == IntPtr.Zero
? GetErrorText(NativeMethodsCore.dlerror())
: null));
}
var lptr = NativeMethodsLinux.dlopen(dllPath, RtldGlobal | RtldLazy);
return(new KeyValuePair <IntPtr, string>(lptr, lptr == IntPtr.Zero
? GetErrorText(NativeMethodsLinux.dlerror())
: null));
}
throw new InvalidOperationException("Unsupported OS: " + Environment.OSVersion);
}