public static T LoadFunction <T>(string name, DllLoadUtils utils, IntPtr handle) where T : class
{
IntPtr address = utils.GetProcAddress(handle, name);
System.Delegate fn_ptr = Marshal.GetDelegateForFunctionPointer(address, typeof(T));
return(fn_ptr as T);
}
/*
* internal delegate void MyCrossplatformBar(int a, int b);
*
*
* DllLoadUtils dllLoadUtils = IsLinux() ? (DllLoadUtils) new DllLoadUtilsLinux()
* : new DllLoadUtilsWindows();
* string libraryName;
*
* if (IsLinux()) {
* libraryName = IntPtr.Size == 8 ? "mylib64.so" : "mylib32.so";
* } else {
* libraryName = IntPtr.Size == 8 ? "mylib64.dll" : "mylib32.dll";
* }
*
* var dllHandle = dllLoadUtils.LoadLibrary(libraryName);
* var functionHandle = dllLoadUtils.GetProcAddress(dllHandle, "MyCrossplatformBar");
*
* var method = (MyCrossplatformBar) Marshal.GetDelegateForFunctionPointer(
* functionHandle, typeof (MyCrossplatformBar));
* method(10, 15);
* }
*
*/
public static bool LoadLibrary(string name)
{
DllLoadUtils dllLoadUtils = null;
switch (RunningPlatform())
{
case PlatformID.MacOSX: dllLoadUtils = (DllLoadUtils) new DllLoadUtilsMac(); break;
case PlatformID.Unix: dllLoadUtils = (DllLoadUtils) new DllLoadUtilsUnix(); break;
default: dllLoadUtils = (DllLoadUtils) new DllLoadUtilsWindows(); break;
}
IntPtr dllHandle;
dllHandle = dllLoadUtils.LoadLibrary(name);
if (dllHandle == IntPtr.Zero)
{
Console.WriteLine("Unable to load dll {0}", name);
return(false);
}
ArikaRaw.ResolveSymbols(dllLoadUtils, dllHandle);
return(true);
}
static PublisherDelegates()
{
dllLoadUtils = DllLoadUtilsFactory.GetDllLoadUtils();
IntPtr nativelibrary = dllLoadUtils.LoadLibrary("rcldotnet_publisher");
IntPtr native_rcl_publish_ptr = dllLoadUtils.GetProcAddress(nativelibrary, "native_rcl_publish");
PublisherDelegates.native_rcl_publish = (NativeRCLPublishType)Marshal.GetDelegateForFunctionPointer(
native_rcl_publish_ptr, typeof(NativeRCLPublishType));
}
static RclCppDotnetDelegates()
{
dllLoadUtils = DllLoadUtilsFactory.GetDllLoadUtils();
IntPtr pDll = dllLoadUtils.LoadLibrary("rclcppdotnet");
IntPtr native_rclcpp_init_ptr = dllLoadUtils.GetProcAddress(pDll, "native_rclcpp_init");
RclCppDotnetDelegates.native_rclcpp_init = (NativeRclcppInitType)Marshal.GetDelegateForFunctionPointer(
native_rclcpp_init_ptr, typeof(NativeRclcppInitType));
IntPtr native_rclcpp_shutdown_ptr = dllLoadUtils.GetProcAddress(pDll, "native_rclcpp_shutdown");
RclCppDotnetDelegates.native_rclcpp_shutdown = (NativeRclcppShutdownType)Marshal.GetDelegateForFunctionPointer(
native_rclcpp_shutdown_ptr, typeof(NativeRclcppShutdownType));
}
private void init(string libName)
{
string curPath = Environment.CurrentDirectory;
Environment.CurrentDirectory = AppDomain.CurrentDomain.BaseDirectory;
dllLoadUtils = IsLinux() ? (DllLoadUtils) new DllLoadUtilsLinux() : new DllLoadUtilsWindows();
if (IsLinux())
{
libName = Environment.CurrentDirectory + "/" + (IntPtr.Size == 8 ? libName + "64.so" : libName + "32.so");
}
else
{
libName = Environment.CurrentDirectory + "\\" + (IntPtr.Size == 8 ? libName + "64.dll" : libName + "32.dll");
}
dllHandle = dllLoadUtils.LoadLibrary(libName);
}
static TransformListenerDelegates()
{
dllLoadUtils = DllLoadUtilsFactory.GetDllLoadUtils();
IntPtr nativeLibTFL = dllLoadUtils.LoadLibrary("transform_listener");
IntPtr native_construct_buffer_ptr = dllLoadUtils.GetProcAddress(nativeLibTFL, "native_construct_buffer");
TransformListenerDelegates.native_construct_buffer = (NativeConstructBufferType)Marshal.GetDelegateForFunctionPointer(
native_construct_buffer_ptr, typeof(NativeConstructBufferType));
IntPtr native_delete_buffer_ptr = dllLoadUtils.GetProcAddress(nativeLibTFL, "native_delete_buffer");
TransformListenerDelegates.native_delete_buffer = (NativeDeleteBufferType)Marshal.GetDelegateForFunctionPointer(
native_delete_buffer_ptr, typeof(NativeDeleteBufferType));
IntPtr native_construct_listener_ptr = dllLoadUtils.GetProcAddress(nativeLibTFL, "native_construct_listener");
TransformListenerDelegates.native_construct_listener = (NativeConstructListenerType)Marshal.GetDelegateForFunctionPointer(
native_construct_listener_ptr, typeof(NativeConstructListenerType));
IntPtr native_delete_listener_ptr = dllLoadUtils.GetProcAddress(nativeLibTFL, "native_delete_listener");
TransformListenerDelegates.native_delete_listener = (NativeDeleteListenerType)Marshal.GetDelegateForFunctionPointer(
native_delete_listener_ptr, typeof(NativeDeleteListenerType));
IntPtr native_construct_time_ptr = dllLoadUtils.GetProcAddress(nativeLibTFL, "native_construct_time");
TransformListenerDelegates.native_construct_time = (NativeConstructTimeType)Marshal.GetDelegateForFunctionPointer(
native_construct_time_ptr, typeof(NativeConstructTimeType));
IntPtr native_lookup_transform_ptr = dllLoadUtils.GetProcAddress(nativeLibTFL, "native_lookup_transform");
TransformListenerDelegates.native_lookup_transform = (NativeLookupTransformType)Marshal.GetDelegateForFunctionPointer(
native_lookup_transform_ptr, typeof(NativeLookupTransformType));
IntPtr native_retrieve_translation_ptr = dllLoadUtils.GetProcAddress(nativeLibTFL, "native_retrieve_translation");
TransformListenerDelegates.native_retrieve_translation = (NativeRetrieveTranslationType)Marshal.GetDelegateForFunctionPointer(
native_retrieve_translation_ptr, typeof(NativeRetrieveTranslationType));
IntPtr native_retrieve_rotation_ptr = dllLoadUtils.GetProcAddress(nativeLibTFL, "native_retrieve_rotation");
TransformListenerDelegates.native_retrieve_rotation = (NativeRetrieveRotationType)Marshal.GetDelegateForFunctionPointer(
native_retrieve_rotation_ptr, typeof(NativeRetrieveRotationType));
}
static NodeDelegates()
{
dllLoadUtils = DllLoadUtilsFactory.GetDllLoadUtils();
IntPtr nativelibrary = dllLoadUtils.LoadLibrary("rcldotnet_node");
IntPtr native_rcl_create_publisher_handle_ptr = dllLoadUtils.GetProcAddress(
nativelibrary, "native_rcl_create_publisher_handle");
NodeDelegates.native_rcl_create_publisher_handle =
(NativeRCLCreatePublisherHandleType)Marshal.GetDelegateForFunctionPointer(
native_rcl_create_publisher_handle_ptr, typeof(NativeRCLCreatePublisherHandleType));
IntPtr native_rcl_create_subscription_handle_ptr = dllLoadUtils.GetProcAddress(
nativelibrary, "native_rcl_create_subscription_handle");
NodeDelegates.native_rcl_create_subscription_handle =
(NativeRCLCreateSubscriptionHandleType)Marshal.GetDelegateForFunctionPointer(
native_rcl_create_subscription_handle_ptr, typeof(NativeRCLCreateSubscriptionHandleType));
}
private void init(string libName)
{
string curPath = Environment.CurrentDirectory;
Environment.CurrentDirectory = AppDomain.CurrentDomain.BaseDirectory;
dllLoadUtils = IsLinux() ? (DllLoadUtils) new DllLoadUtilsLinux() : new DllLoadUtilsWindows();
if (IsLinux())
{
libName = Environment.CurrentDirectory + "/" + libName + ".so";
}
else
{
libName = Environment.CurrentDirectory + "\\" + libName + ".dll";
}
if (!File.Exists(libName))
{
throw new Exception("not find file:" + libName);
}
dllHandle = dllLoadUtils.LoadLibrary(libName);
}
static RCLdotnetDelegates()
{
dllLoadUtils = DllLoadUtilsFactory.GetDllLoadUtils();
string library_name = "rcldotnet";
IntPtr pDll = dllLoadUtils.LoadLibrary(library_name);
IntPtr native_rcl_init_ptr =
dllLoadUtils.GetProcAddress(pDll, "native_rcl_init");
RCLdotnetDelegates.native_rcl_init =
(NativeRCLInitType)Marshal.GetDelegateForFunctionPointer(
native_rcl_init_ptr, typeof(NativeRCLInitType));
IntPtr native_rcl_get_rmw_identifier_ptr =
dllLoadUtils.GetProcAddress(pDll, "native_rcl_get_rmw_identifier");
RCLdotnetDelegates.native_rcl_get_rmw_identifier =
(NativeRCLGetRMWIdentifierType)Marshal.GetDelegateForFunctionPointer(
native_rcl_get_rmw_identifier_ptr, typeof(NativeRCLGetRMWIdentifierType));
IntPtr native_rcl_ok_ptr =
dllLoadUtils.GetProcAddress(pDll, "native_rcl_ok");
RCLdotnetDelegates.native_rcl_ok =
(NativeRCLOkType)Marshal.GetDelegateForFunctionPointer(
native_rcl_ok_ptr, typeof(NativeRCLOkType));
IntPtr native_rcl_create_node_handle_ptr =
dllLoadUtils.GetProcAddress(pDll, "native_rcl_create_node_handle");
RCLdotnetDelegates.native_rcl_create_node_handle =
(NativeRCLCreateNodeHandleType)Marshal.GetDelegateForFunctionPointer(
native_rcl_create_node_handle_ptr, typeof(NativeRCLCreateNodeHandleType));
IntPtr native_rcl_get_zero_initialized_wait_set_ptr =
dllLoadUtils.GetProcAddress(pDll, "native_rcl_get_zero_initialized_wait_set");
RCLdotnetDelegates.native_rcl_get_zero_initialized_wait_set =
(NativeRCLGetZeroInitializedWaitSetType)Marshal.GetDelegateForFunctionPointer(
native_rcl_get_zero_initialized_wait_set_ptr, typeof(NativeRCLGetZeroInitializedWaitSetType));
IntPtr native_rcl_wait_set_init_ptr =
dllLoadUtils.GetProcAddress(pDll, "native_rcl_wait_set_init");
RCLdotnetDelegates.native_rcl_wait_set_init =
(NativeRCLWaitSetInitType)Marshal.GetDelegateForFunctionPointer(
native_rcl_wait_set_init_ptr, typeof(NativeRCLWaitSetInitType));
IntPtr native_rcl_wait_set_clear_ptr =
dllLoadUtils.GetProcAddress(pDll, "native_rcl_wait_set_clear");
RCLdotnetDelegates.native_rcl_wait_set_clear =
(NativeRCLWaitSetClearType)Marshal.GetDelegateForFunctionPointer(
native_rcl_wait_set_clear_ptr, typeof(NativeRCLWaitSetClearType));
IntPtr native_rcl_wait_set_add_subscription_ptr =
dllLoadUtils.GetProcAddress(pDll, "native_rcl_wait_set_add_subscription");
RCLdotnetDelegates.native_rcl_wait_set_add_subscription =
(NativeRCLWaitSetAddSubscriptionType)Marshal.GetDelegateForFunctionPointer(
native_rcl_wait_set_add_subscription_ptr, typeof(NativeRCLWaitSetAddSubscriptionType));
IntPtr native_rcl_destroy_wait_set_ptr =
dllLoadUtils.GetProcAddress(pDll, "native_rcl_destroy_wait_set");
RCLdotnetDelegates.native_rcl_destroy_wait_set =
(NativeRCLDestroyWaitSetType)Marshal.GetDelegateForFunctionPointer(
native_rcl_destroy_wait_set_ptr, typeof(NativeRCLDestroyWaitSetType));
IntPtr native_rcl_wait_ptr =
dllLoadUtils.GetProcAddress(pDll, "native_rcl_wait");
RCLdotnetDelegates.native_rcl_wait =
(NativeRCLWaitType)Marshal.GetDelegateForFunctionPointer(
native_rcl_wait_ptr, typeof(NativeRCLWaitType)
);
IntPtr native_rcl_take_ptr =
dllLoadUtils.GetProcAddress(pDll, "native_rcl_take");
RCLdotnetDelegates.native_rcl_take =
(NativeRCLTakeType)Marshal.GetDelegateForFunctionPointer(
native_rcl_take_ptr, typeof(NativeRCLTakeType));
}
/// <summary>
/// References the native hunspell DLL.
/// </summary>
/// <exception cref="System.DllNotFoundException"></exception>
/// <exception cref="System.NotSupportedException"></exception>
internal static void ReferenceNativeHunspellDll()
{
lock (nativeDllReferenceCountLock)
{
if (nativeDllReferenceCount == 0)
{
bool success = false;
if (dllHandle != IntPtr.Zero)
{
throw new InvalidOperationException("Native Dll handle is not Zero");
}
try
{
string dllName;
string dllPath;
if (Environment.OSVersion.Platform == PlatformID.Win32NT)
{
dllLoadUtils = new DllLoadUtilsWindows();
if (IntPtr.Size == 4)
{
dllName = Resources.HunspellX86DllName;
}
else
{
dllName = Resources.HunspellX64DllName;
}
}
else
{
dllLoadUtils = new DllLoadUtilsUnix();
dllName = "libhunspell.dylib";
}
dllPath = Path.Combine(NativeDLLPath, dllName);
dllHandle = dllLoadUtils.LoadLibrary(Path.Combine(NativeDLLPath, dllPath));
if (dllHandle == IntPtr.Zero)
{
if (IntPtr.Size == 4)
{
throw new DllNotFoundException(string.Format(Resources.HunspellX86DllNotFoundMessage, dllPath));
}
else
{
throw new DllNotFoundException(string.Format(Resources.HunspellX64DllNotFoundMessage, dllPath));
}
}
HunspellInit = (HunspellInitDelegate)GetDelegate("HunspellInit", typeof(HunspellInitDelegate));
HunspellFree = (HunspellFreeDelegate)GetDelegate("HunspellFree", typeof(HunspellFreeDelegate));
HunspellAdd = (HunspellAddDelegate)GetDelegate("HunspellAdd", typeof(HunspellAddDelegate));
HunspellAddWithAffix = (HunspellAddWithAffixDelegate)GetDelegate("HunspellAddWithAffix", typeof(HunspellAddWithAffixDelegate));
HunspellRemove = (HunspellRemoveDelegate)GetDelegate("HunspellRemove", typeof(HunspellRemoveDelegate));
HunspellSpell = (HunspellSpellDelegate)GetDelegate("HunspellSpell", typeof(HunspellSpellDelegate));
HunspellSuggest = (HunspellSuggestDelegate)GetDelegate("HunspellSuggest", typeof(HunspellSuggestDelegate));
HunspellAnalyze = (HunspellAnalyzeDelegate)GetDelegate("HunspellAnalyze", typeof(HunspellAnalyzeDelegate));
HunspellStem = (HunspellStemDelegate)GetDelegate("HunspellStem", typeof(HunspellStemDelegate));
HunspellGenerate = (HunspellGenerateDelegate)GetDelegate("HunspellGenerate", typeof(HunspellGenerateDelegate));
HyphenInit = (HyphenInitDelegate)GetDelegate("HyphenInit", typeof(HyphenInitDelegate));
HyphenFree = (HyphenFreeDelegate)GetDelegate("HyphenFree", typeof(HyphenFreeDelegate));
HyphenHyphenate = (HyphenHyphenateDelegate)GetDelegate("HyphenHyphenate", typeof(HyphenHyphenateDelegate));
success = true;
}
finally
{
if (dllHandle != IntPtr.Zero && !success)
{
dllLoadUtils.FreeLibrary(dllHandle);
dllHandle = IntPtr.Zero;
}
}
}
++nativeDllReferenceCount;
}
}
