mono/metadata/marshal.h

   1
   2 /*
   3  * marshal.h: Routines for marshaling complex types in P/Invoke methods.
   4  *
   5  * Author:
   6  *   Paolo Molaro (lupus@ximian.com)
   7  *
   8  * (C) 2002 Ximian, Inc.  http://www.ximian.com
   9  *
  10  */
  11
  12 #ifndef __MONO_MARSHAL_H__
  13 #define __MONO_MARSHAL_H__
  14
  15 #include <mono/metadata/class.h>
  16 #include <mono/metadata/object-internals.h>
  17 #include <mono/metadata/class-internals.h>
  18 #include <mono/metadata/opcodes.h>
  19 #include <mono/metadata/reflection.h>
  20 #include <mono/metadata/method-builder.h>
  21 #include <mono/metadata/remoting.h>
  22 #include <mono/utils/mono-error.h>
  23
  24 #define mono_marshal_find_bitfield_offset(type, elem, byte_offset, bitmask) \
  25         do { \
  26                 type tmp; \
  27                 memset (&tmp, 0, sizeof (tmp)); \
  28                 tmp.elem = 1; \
  29                 mono_marshal_find_nonzero_bit_offset ((guint8*)&tmp, sizeof (tmp), (byte_offset), (bitmask)); \
  30         } while (0)
  31
  32 /*
  33  * This structure holds the state kept by the emit_ marshalling functions.
  34  * This is exported so it can be used by cominterop.c.
  35  */
  36 typedef struct {
  37         MonoMethodBuilder *mb;
  38         MonoMethodSignature *sig;
  39         MonoMethodPInvoke *piinfo;
  40         int *orig_conv_args; /* Locals containing the original values of byref args */
  41         int retobj_var;
  42         MonoClass *retobj_class;
  43         MonoMethodSignature *csig; /* Might need to be changed due to MarshalAs directives */
  44         MonoImage *image; /* The image to use for looking up custom marshallers */
  45 } EmitMarshalContext;
  46
  47 typedef enum {
  48         /*
  49          * This is invoked to convert arguments from the current types to
  50          * the underlying types expected by the platform routine.  If required,
  51          * the methods create a temporary variable with the proper type, and return
  52          * the location for it (either the passed argument, or the newly allocated
  53          * local slot).
  54          */
  55         MARSHAL_ACTION_CONV_IN,
  56
  57         /*
  58          * This operation is called to push the actual value that was optionally
  59          * converted on the first stage
  60          */
  61         MARSHAL_ACTION_PUSH,
  62
  63         /*
  64          * Convert byref arguments back or free resources allocated during the
  65          * CONV_IN stage
  66          */
  67         MARSHAL_ACTION_CONV_OUT,
  68
  69         /*
  70          * The result from the unmanaged call is at the top of the stack when
  71          * this action is invoked.    The result should be stored in the
  72          * third local variable slot.
  73          */
  74         MARSHAL_ACTION_CONV_RESULT,
  75
  76         MARSHAL_ACTION_MANAGED_CONV_IN,
  77         MARSHAL_ACTION_MANAGED_CONV_OUT,
  78         MARSHAL_ACTION_MANAGED_CONV_RESULT
  79 } MarshalAction;
  80
  81 /*
  82  * This is an extension of the MONO_WRAPPER_ enum to avoid adding more elements to that
  83  * enum.
  84  */
  85 typedef enum {
  86         WRAPPER_SUBTYPE_NONE,
  87         /* Subtypes of MONO_WRAPPER_MANAGED_TO_MANAGED */
  88         WRAPPER_SUBTYPE_ELEMENT_ADDR,
  89         WRAPPER_SUBTYPE_STRING_CTOR,
  90         /* Subtypes of MONO_WRAPPER_STELEMREF */
  91         WRAPPER_SUBTYPE_VIRTUAL_STELEMREF,
  92         /* Subtypes of MONO_WRAPPER_UNKNOWN */
  93         WRAPPER_SUBTYPE_FAST_MONITOR_ENTER,
  94         WRAPPER_SUBTYPE_FAST_MONITOR_ENTER_V4,
  95         WRAPPER_SUBTYPE_FAST_MONITOR_EXIT,
  96         WRAPPER_SUBTYPE_PTR_TO_STRUCTURE,
  97         WRAPPER_SUBTYPE_STRUCTURE_TO_PTR,
  98         /* Subtypes of MONO_WRAPPER_CASTCLASS */
  99         WRAPPER_SUBTYPE_CASTCLASS_WITH_CACHE,
 100         WRAPPER_SUBTYPE_ISINST_WITH_CACHE,
 101         /* Subtypes of MONO_WRAPPER_RUNTIME_INVOKE */
 102         WRAPPER_SUBTYPE_RUNTIME_INVOKE_NORMAL,
 103         WRAPPER_SUBTYPE_RUNTIME_INVOKE_DYNAMIC,
 104         WRAPPER_SUBTYPE_RUNTIME_INVOKE_DIRECT,
 105         WRAPPER_SUBTYPE_RUNTIME_INVOKE_VIRTUAL,
 106         /* Subtypes of MONO_WRAPPER_MANAGED_TO_NATIVE */
 107         WRAPPER_SUBTYPE_ICALL_WRAPPER,
 108         WRAPPER_SUBTYPE_NATIVE_FUNC_AOT,
 109         WRAPPER_SUBTYPE_PINVOKE,
 110         /* Subtypes of MONO_WRAPPER_UNKNOWN */
 111         WRAPPER_SUBTYPE_SYNCHRONIZED_INNER,
 112         WRAPPER_SUBTYPE_GSHAREDVT_IN,
 113         WRAPPER_SUBTYPE_GSHAREDVT_OUT,
 114         WRAPPER_SUBTYPE_ARRAY_ACCESSOR,
 115         /* Subtypes of MONO_WRAPPER_MANAGED_TO_MANAGED */
 116         WRAPPER_SUBTYPE_GENERIC_ARRAY_HELPER,
 117         /* Subtypes of MONO_WRAPPER_DELEGATE_INVOKE */
 118         WRAPPER_SUBTYPE_DELEGATE_INVOKE_VIRTUAL,
 119         WRAPPER_SUBTYPE_DELEGATE_INVOKE_BOUND,
 120         /* Subtypes of MONO_WRAPPER_UNKNOWN */
 121         WRAPPER_SUBTYPE_GSHAREDVT_IN_SIG,
 122         WRAPPER_SUBTYPE_GSHAREDVT_OUT_SIG,
 123 } WrapperSubtype;
 124
 125 typedef struct {
 126         MonoMethod *method;
 127         MonoClass *klass;
 128 } NativeToManagedWrapperInfo;
 129
 130 typedef struct {
 131         MonoMethod *method;
 132 } StringCtorWrapperInfo;
 133
 134 typedef struct {
 135         int kind;
 136 } VirtualStelemrefWrapperInfo;
 137
 138 typedef struct {
 139         guint32 rank, elem_size;
 140 } ElementAddrWrapperInfo;
 141
 142 typedef struct {
 143         MonoMethod *method;
 144         /* For WRAPPER_SUBTYPE_RUNTIME_INVOKE_NORMAL */
 145         MonoMethodSignature *sig;
 146 } RuntimeInvokeWrapperInfo;
 147
 148 typedef struct {
 149         MonoMethod *method;
 150 } ManagedToNativeWrapperInfo;
 151
 152 typedef struct {
 153         MonoMethod *method;
 154 } SynchronizedWrapperInfo;
 155
 156 typedef struct {
 157         MonoMethod *method;
 158 } SynchronizedInnerWrapperInfo;
 159
 160 typedef struct {
 161         MonoMethod *method;
 162 } GenericArrayHelperWrapperInfo;
 163
 164 typedef struct {
 165         gpointer func;
 166 } ICallWrapperInfo;
 167
 168 typedef struct {
 169         MonoMethod *method;
 170 } ArrayAccessorWrapperInfo;
 171
 172 typedef struct {
 173         MonoClass *klass;
 174 } ProxyWrapperInfo;
 175
 176 typedef struct {
 177         const char *gc_name;
 178         int alloc_type;
 179 } AllocatorWrapperInfo;
 180
 181 typedef struct {
 182         MonoMethod *method;
 183 } UnboxWrapperInfo;
 184
 185 typedef struct {
 186         MonoMethod *method;
 187 } RemotingWrapperInfo;
 188
 189 typedef struct {
 190         MonoMethodSignature *sig;
 191 } GsharedvtWrapperInfo;
 192
 193 /*
 194  * This structure contains additional information to uniquely identify a given wrapper
 195  * method. It can be retrieved by mono_marshal_get_wrapper_info () for certain types
 196  * of wrappers, i.e. ones which do not have a 1-1 association with a method/class.
 197  */
 198 typedef struct {
 199         WrapperSubtype subtype;
 200         union {
 201                 /* RUNTIME_INVOKE_... */
 202                 RuntimeInvokeWrapperInfo runtime_invoke;
 203                 /* STRING_CTOR */
 204                 StringCtorWrapperInfo string_ctor;
 205                 /* ELEMENT_ADDR */
 206                 ElementAddrWrapperInfo element_addr;
 207                 /* VIRTUAL_STELEMREF */
 208                 VirtualStelemrefWrapperInfo virtual_stelemref;
 209                 /* MONO_WRAPPER_NATIVE_TO_MANAGED */
 210                 NativeToManagedWrapperInfo native_to_managed;
 211                 /* MONO_WRAPPER_MANAGED_TO_NATIVE */
 212                 ManagedToNativeWrapperInfo managed_to_native;
 213                 /* SYNCHRONIZED */
 214                 SynchronizedWrapperInfo synchronized;
 215                 /* SYNCHRONIZED_INNER */
 216                 SynchronizedInnerWrapperInfo synchronized_inner;
 217                 /* GENERIC_ARRAY_HELPER */
 218                 GenericArrayHelperWrapperInfo generic_array_helper;
 219                 /* ICALL_WRAPPER */
 220                 ICallWrapperInfo icall;
 221                 /* ARRAY_ACCESSOR */
 222                 ArrayAccessorWrapperInfo array_accessor;
 223                 /* PROXY_ISINST etc. */
 224                 ProxyWrapperInfo proxy;
 225                 /* ALLOC */
 226                 AllocatorWrapperInfo alloc;
 227                 /* UNBOX */
 228                 UnboxWrapperInfo unbox;
 229                 /* MONO_WRAPPER_REMOTING_INVOKE/MONO_WRAPPER_REMOTING_INVOKE_WITH_CHECK/MONO_WRAPPER_XDOMAIN_INVOKE */
 230                 RemotingWrapperInfo remoting;
 231                 /* GSHAREDVT_IN_SIG/GSHAREDVT_OUT_SIG */
 232                 GsharedvtWrapperInfo gsharedvt;
 233         } d;
 234 } WrapperInfo;
 235
 236 G_BEGIN_DECLS
 237
 238 /*type of the function pointer of methods returned by mono_marshal_get_runtime_invoke*/
 239 typedef MonoObject *(*RuntimeInvokeFunction) (MonoObject *this_obj, void **params, MonoObject **exc, void* compiled_method);
 240
 241 typedef void (*RuntimeInvokeDynamicFunction) (void *args, MonoObject **exc, void* compiled_method);
 242
 243 /* marshaling helper functions */
 244
 245 void
 246 mono_marshal_init (void);
 247
 248 void
 249 mono_marshal_init_tls (void);
 250
 251 void
 252 mono_marshal_cleanup (void);
 253
 254 gint32
 255 mono_class_native_size (MonoClass *klass, guint32 *align);
 256
 257 MonoMarshalType *
 258 mono_marshal_load_type_info (MonoClass* klass);
 259
 260 gint32
 261 mono_marshal_type_size (MonoType *type, MonoMarshalSpec *mspec, guint32 *align,
 262                         gboolean as_field, gboolean unicode);
 263
 264 int
 265 mono_type_native_stack_size (MonoType *type, guint32 *alignment);
 266
 267 gpointer
 268 mono_string_to_ansibstr (MonoString *string_obj);
 269
 270 gpointer
 271 mono_string_to_bstr (MonoString *string_obj);
 272
 273 void mono_delegate_free_ftnptr (MonoDelegate *delegate);
 274
 275 void
 276 mono_marshal_set_last_error (void);
 277
 278 guint
 279 mono_type_to_ldind (MonoType *type);
 280
 281 guint
 282 mono_type_to_stind (MonoType *type);
 283
 284 /* functions to create various architecture independent helper functions */
 285
 286 MonoMethod *
 287 mono_marshal_method_from_wrapper (MonoMethod *wrapper);
 288
 289 WrapperInfo*
 290 mono_wrapper_info_create (MonoMethodBuilder *mb, WrapperSubtype subtype);
 291
 292 void
 293 mono_marshal_set_wrapper_info (MonoMethod *method, WrapperInfo *info);
 294
 295 WrapperInfo*
 296 mono_marshal_get_wrapper_info (MonoMethod *wrapper);
 297
 298 MonoMethod *
 299 mono_marshal_get_delegate_begin_invoke (MonoMethod *method);
 300
 301 MonoMethod *
 302 mono_marshal_get_delegate_end_invoke (MonoMethod *method);
 303
 304 MonoMethod *
 305 mono_marshal_get_delegate_invoke (MonoMethod *method, MonoDelegate *del);
 306
 307 MonoMethod *
 308 mono_marshal_get_delegate_invoke_internal (MonoMethod *method, gboolean callvirt, gboolean static_method_with_first_arg_bound, MonoMethod *target_method);
 309
 310 MonoMethod *
 311 mono_marshal_get_runtime_invoke (MonoMethod *method, gboolean is_virtual);
 312
 313 MonoMethod*
 314 mono_marshal_get_runtime_invoke_dynamic (void);
 315
 316 MonoMethod *
 317 mono_marshal_get_runtime_invoke_for_sig (MonoMethodSignature *sig);
 318
 319 MonoMethodSignature*
 320 mono_marshal_get_string_ctor_signature (MonoMethod *method);
 321
 322 MonoMethod *
 323 mono_marshal_get_managed_wrapper (MonoMethod *method, MonoClass *delegate_klass, uint32_t this_loc);
 324
 325 gpointer
 326 mono_marshal_get_vtfixup_ftnptr (MonoImage *image, guint32 token, guint16 type);
 327
 328 MonoMethod *
 329 mono_marshal_get_icall_wrapper (MonoMethodSignature *sig, const char *name, gconstpointer func, gboolean check_exceptions);
 330
 331 MonoMethod *
 332 mono_marshal_get_native_wrapper (MonoMethod *method, gboolean check_exceptions, gboolean aot);
 333
 334 MonoMethod *
 335 mono_marshal_get_native_func_wrapper (MonoImage *image, MonoMethodSignature *sig, MonoMethodPInvoke *piinfo, MonoMarshalSpec **mspecs, gpointer func);
 336
 337 MonoMethod*
 338 mono_marshal_get_native_func_wrapper_aot (MonoClass *klass);
 339
 340 MonoMethod *
 341 mono_marshal_get_struct_to_ptr (MonoClass *klass);
 342
 343 MonoMethod *
 344 mono_marshal_get_ptr_to_struct (MonoClass *klass);
 345
 346 MonoMethod *
 347 mono_marshal_get_synchronized_wrapper (MonoMethod *method);
 348
 349 MonoMethod *
 350 mono_marshal_get_synchronized_inner_wrapper (MonoMethod *method);
 351
 352 MonoMethod *
 353 mono_marshal_get_unbox_wrapper (MonoMethod *method);
 354
 355 MonoMethod *
 356 mono_marshal_get_castclass_with_cache (void);
 357
 358 MonoMethod *
 359 mono_marshal_get_isinst_with_cache (void);
 360
 361 MonoMethod *
 362 mono_marshal_get_isinst (MonoClass *klass);
 363
 364 MonoMethod *
 365 mono_marshal_get_castclass (MonoClass *klass);
 366
 367 MonoMethod *
 368 mono_marshal_get_stelemref (void);
 369
 370 MonoMethod*
 371 mono_marshal_get_virtual_stelemref (MonoClass *array_class);
 372
 373 MonoMethod**
 374 mono_marshal_get_virtual_stelemref_wrappers (int *nwrappers);
 375
 376 MonoMethod*
 377 mono_marshal_get_array_address (int rank, int elem_size);
 378
 379 MonoMethod *
 380 mono_marshal_get_array_accessor_wrapper (MonoMethod *method);
 381
 382 MonoMethod *
 383 mono_marshal_get_generic_array_helper (MonoClass *klass, MonoClass *iface,
 384                                        gchar *name, MonoMethod *method);
 385
 386 MonoMethod *
 387 mono_marshal_get_thunk_invoke_wrapper (MonoMethod *method);
 388
 389 MonoMethod*
 390 mono_marshal_get_gsharedvt_in_wrapper (void);
 391
 392 MonoMethod*
 393 mono_marshal_get_gsharedvt_out_wrapper (void);
 394
 395 void
 396 mono_marshal_free_dynamic_wrappers (MonoMethod *method);
 397
 398 void
 399 mono_marshal_lock_internal (void);
 400
 401 void
 402 mono_marshal_unlock_internal (void);
 403
 404 /* marshaling internal calls */
 405
 406 void *
 407 mono_marshal_alloc (gulong size, MonoError *error);
 408
 409 void
 410 mono_marshal_free (gpointer ptr);
 411
 412 void
 413 mono_marshal_free_array (gpointer *ptr, int size);
 414
 415 gboolean
 416 mono_marshal_free_ccw (MonoObject* obj);
 417
 418 void
 419 cominterop_release_all_rcws (void);
 420
 421 void
 422 ves_icall_System_Runtime_InteropServices_Marshal_copy_to_unmanaged (MonoArray *src, gint32 start_index,
 423                                                                     gpointer dest, gint32 length);
 424
 425 void
 426 ves_icall_System_Runtime_InteropServices_Marshal_copy_from_unmanaged (gpointer src, gint32 start_index,
 427                                                                       MonoArray *dest, gint32 length);
 428
 429 MonoString *
 430 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStringAnsi (char *ptr);
 431
 432 MonoString *
 433 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStringAnsi_len (char *ptr, gint32 len);
 434
 435 MonoString *
 436 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStringUni (guint16 *ptr);
 437
 438 MonoString *
 439 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStringUni_len (guint16 *ptr, gint32 len);
 440
 441 MonoString *
 442 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStringBSTR (gpointer ptr);
 443
 444 guint32
 445 ves_icall_System_Runtime_InteropServices_Marshal_GetComSlotForMethodInfoInternal (MonoReflectionMethod *m);
 446
 447 guint32
 448 ves_icall_System_Runtime_InteropServices_Marshal_GetLastWin32Error (void);
 449
 450 guint32
 451 ves_icall_System_Runtime_InteropServices_Marshal_SizeOf (MonoReflectionType *rtype);
 452
 453 void
 454 ves_icall_System_Runtime_InteropServices_Marshal_StructureToPtr (MonoObject *obj, gpointer dst, MonoBoolean delete_old);
 455
 456 void
 457 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStructure (gpointer src, MonoObject *dst);
 458
 459 MonoObject *
 460 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStructure_type (gpointer src, MonoReflectionType *type);
 461
 462 int
 463 ves_icall_System_Runtime_InteropServices_Marshal_OffsetOf (MonoReflectionType *type, MonoString *field_name);
 464
 465 gpointer
 466 ves_icall_System_Runtime_InteropServices_Marshal_StringToBSTR (MonoString *string);
 467
 468 gpointer
 469 ves_icall_System_Runtime_InteropServices_Marshal_StringToHGlobalAnsi (MonoString *string);
 470
 471 gpointer
 472 ves_icall_System_Runtime_InteropServices_Marshal_StringToHGlobalUni (MonoString *string);
 473
 474 void
 475 ves_icall_System_Runtime_InteropServices_Marshal_DestroyStructure (gpointer src, MonoReflectionType *type);
 476
 477 void*
 478 ves_icall_System_Runtime_InteropServices_Marshal_AllocCoTaskMem (int size);
 479
 480 void
 481 ves_icall_System_Runtime_InteropServices_Marshal_FreeCoTaskMem (void *ptr);
 482
 483 gpointer
 484 ves_icall_System_Runtime_InteropServices_Marshal_ReAllocCoTaskMem (gpointer ptr, int size);
 485
 486 void*
 487 ves_icall_System_Runtime_InteropServices_Marshal_AllocHGlobal (gpointer size);
 488
 489 gpointer
 490 ves_icall_System_Runtime_InteropServices_Marshal_ReAllocHGlobal (gpointer ptr, gpointer size);
 491
 492 void
 493 ves_icall_System_Runtime_InteropServices_Marshal_FreeHGlobal (void *ptr);
 494
 495 void
 496 ves_icall_System_Runtime_InteropServices_Marshal_FreeBSTR (void *ptr);
 497
 498 void*
 499 ves_icall_System_Runtime_InteropServices_Marshal_UnsafeAddrOfPinnedArrayElement (MonoArray *arrayobj, int index);
 500
 501 MonoDelegate*
 502 ves_icall_System_Runtime_InteropServices_Marshal_GetDelegateForFunctionPointerInternal (void *ftn, MonoReflectionType *type);
 503
 504 gpointer
 505 ves_icall_System_Runtime_InteropServices_Marshal_GetFunctionPointerForDelegateInternal (MonoDelegate *delegate);
 506
 507 int
 508 ves_icall_System_Runtime_InteropServices_Marshal_AddRefInternal (gpointer pUnk);
 509
 510 int
 511 ves_icall_System_Runtime_InteropServices_Marshal_QueryInterfaceInternal (gpointer pUnk, gpointer riid, gpointer* ppv);
 512
 513 int
 514 ves_icall_System_Runtime_InteropServices_Marshal_ReleaseInternal (gpointer pUnk);
 515
 516 void*
 517 ves_icall_System_Runtime_InteropServices_Marshal_GetIUnknownForObjectInternal (MonoObject* object);
 518
 519 MonoObject*
 520 ves_icall_System_Runtime_InteropServices_Marshal_GetObjectForCCW (void* pUnk);
 521
 522 void*
 523 ves_icall_System_Runtime_InteropServices_Marshal_GetIDispatchForObjectInternal (MonoObject* object);
 524
 525 void*
 526 ves_icall_System_Runtime_InteropServices_Marshal_GetCCW (MonoObject* object, MonoReflectionType* type);
 527
 528 MonoBoolean
 529 ves_icall_System_Runtime_InteropServices_Marshal_IsComObject (MonoObject* object);
 530
 531 gint32
 532 ves_icall_System_Runtime_InteropServices_Marshal_ReleaseComObjectInternal (MonoObject* object);
 533
 534 MonoObject *
 535 ves_icall_System_ComObject_CreateRCW (MonoReflectionType *type);
 536
 537 void
 538 ves_icall_System_ComObject_ReleaseInterfaces(MonoComObject* obj);
 539
 540 gpointer
 541 ves_icall_System_ComObject_GetInterfaceInternal (MonoComObject* obj, MonoReflectionType* type, MonoBoolean throw_exception);
 542
 543 void
 544 ves_icall_Mono_Interop_ComInteropProxy_AddProxy (gpointer pUnk, MonoComInteropProxy* proxy);
 545
 546 MonoComInteropProxy*
 547 ves_icall_Mono_Interop_ComInteropProxy_FindProxy (gpointer pUnk);
 548
 549 MONO_API void
 550 mono_win32_compat_CopyMemory (gpointer dest, gconstpointer source, gsize length);
 551
 552 MONO_API void
 553 mono_win32_compat_FillMemory (gpointer dest, gsize length, guchar fill);
 554
 555 MONO_API void
 556 mono_win32_compat_MoveMemory (gpointer dest, gconstpointer source, gsize length);
 557
 558 MONO_API void
 559 mono_win32_compat_ZeroMemory (gpointer dest, gsize length);
 560
 561 void
 562 mono_marshal_find_nonzero_bit_offset (guint8 *buf, int len, int *byte_offset, guint8 *bitmask) MONO_LLVM_INTERNAL;
 563
 564 MonoMethodSignature*
 565 mono_signature_no_pinvoke (MonoMethod *method);
 566
 567 /* Called from cominterop.c/remoting.c */
 568
 569 void
 570 mono_marshal_emit_native_wrapper (MonoImage *image, MonoMethodBuilder *mb, MonoMethodSignature *sig, MonoMethodPInvoke *piinfo, MonoMarshalSpec **mspecs, gpointer func, gboolean aot, gboolean check_exceptions, gboolean func_param);
 571
 572 void
 573 mono_marshal_emit_managed_wrapper (MonoMethodBuilder *mb, MonoMethodSignature *invoke_sig, MonoMarshalSpec **mspecs, EmitMarshalContext* m, MonoMethod *method, uint32_t target_handle);
 574
 575 GHashTable*
 576 mono_marshal_get_cache (GHashTable **var, GHashFunc hash_func, GCompareFunc equal_func);
 577
 578 MonoMethod*
 579 mono_marshal_find_in_cache (GHashTable *cache, gpointer key);
 580
 581 MonoMethod*
 582 mono_mb_create_and_cache (GHashTable *cache, gpointer key,
 583                                                   MonoMethodBuilder *mb, MonoMethodSignature *sig,
 584                                                   int max_stack);
 585 void
 586 mono_marshal_emit_thread_interrupt_checkpoint (MonoMethodBuilder *mb);
 587
 588 void
 589 mono_marshal_emit_thread_force_interrupt_checkpoint (MonoMethodBuilder *mb);
 590
 591 void
 592 mono_marshal_use_aot_wrappers (gboolean use);
 593
 594 MonoObject *
 595 mono_marshal_xdomain_copy_value (MonoObject *val);
 596
 597 int
 598 mono_mb_emit_save_args (MonoMethodBuilder *mb, MonoMethodSignature *sig, gboolean save_this);
 599
 600 void
 601 mono_mb_emit_restore_result (MonoMethodBuilder *mb, MonoType *return_type);
 602
 603 MonoMethod*
 604 mono_mb_create (MonoMethodBuilder *mb, MonoMethodSignature *sig,
 605                                 int max_stack, WrapperInfo *info);
 606
 607 MonoMethod*
 608 mono_mb_create_and_cache_full (GHashTable *cache, gpointer key,
 609                                                            MonoMethodBuilder *mb, MonoMethodSignature *sig,
 610                                                            int max_stack, WrapperInfo *info, gboolean *out_found);
 611
 612 G_END_DECLS
 613
 614 #endif /* __MONO_MARSHAL_H__ */
 615
 616