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
  23 #define mono_marshal_find_bitfield_offset(type, elem, byte_offset, bitmask) \
  24         do { \
  25                 type tmp; \
  26                 memset (&tmp, 0, sizeof (tmp)); \
  27                 tmp.elem = 1; \
  28                 mono_marshal_find_nonzero_bit_offset ((guint8*)&tmp, sizeof (tmp), (byte_offset), (bitmask)); \
  29         } while (0)
  30
  31 /*
  32  * This structure holds the state kept by the emit_ marshalling functions.
  33  * This is exported so it can be used by cominterop.c.
  34  */
  35 typedef struct {
  36         MonoMethodBuilder *mb;
  37         MonoMethodSignature *sig;
  38         MonoMethodPInvoke *piinfo;
  39         int *orig_conv_args; /* Locals containing the original values of byref args */
  40         int retobj_var;
  41         MonoClass *retobj_class;
  42         MonoMethodSignature *csig; /* Might need to be changed due to MarshalAs directives */
  43         MonoImage *image; /* The image to use for looking up custom marshallers */
  44 } EmitMarshalContext;
  45
  46 typedef enum {
  47         /*
  48          * This is invoked to convert arguments from the current types to
  49          * the underlying types expected by the platform routine.  If required,
  50          * the methods create a temporary variable with the proper type, and return
  51          * the location for it (either the passed argument, or the newly allocated
  52          * local slot).
  53          */
  54         MARSHAL_ACTION_CONV_IN,
  55
  56         /*
  57          * This operation is called to push the actual value that was optionally
  58          * converted on the first stage
  59          */
  60         MARSHAL_ACTION_PUSH,
  61
  62         /*
  63          * Convert byref arguments back or free resources allocated during the
  64          * CONV_IN stage
  65          */
  66         MARSHAL_ACTION_CONV_OUT,
  67
  68         /*
  69          * The result from the unmanaged call is at the top of the stack when
  70          * this action is invoked.    The result should be stored in the
  71          * third local variable slot.
  72          */
  73         MARSHAL_ACTION_CONV_RESULT,
  74
  75         MARSHAL_ACTION_MANAGED_CONV_IN,
  76         MARSHAL_ACTION_MANAGED_CONV_OUT,
  77         MARSHAL_ACTION_MANAGED_CONV_RESULT
  78 } MarshalAction;
  79
  80 /*
  81  * This is an extension of the MONO_WRAPPER_ enum to avoid adding more elements to that
  82  * enum.
  83  */
  84 typedef enum {
  85         WRAPPER_SUBTYPE_NONE,
  86         /* Subtypes of MONO_WRAPPER_MANAGED_TO_MANAGED */
  87         WRAPPER_SUBTYPE_ELEMENT_ADDR,
  88         WRAPPER_SUBTYPE_STRING_CTOR,
  89         /* Subtypes of MONO_WRAPPER_STELEMREF */
  90         WRAPPER_SUBTYPE_VIRTUAL_STELEMREF,
  91         /* Subtypes of MONO_WRAPPER_UNKNOWN */
  92         WRAPPER_SUBTYPE_FAST_MONITOR_ENTER,
  93         WRAPPER_SUBTYPE_FAST_MONITOR_ENTER_V4,
  94         WRAPPER_SUBTYPE_FAST_MONITOR_EXIT,
  95         WRAPPER_SUBTYPE_PTR_TO_STRUCTURE,
  96         WRAPPER_SUBTYPE_STRUCTURE_TO_PTR,
  97         /* Subtypes of MONO_WRAPPER_CASTCLASS */
  98         WRAPPER_SUBTYPE_CASTCLASS_WITH_CACHE,
  99         WRAPPER_SUBTYPE_ISINST_WITH_CACHE,
 100         /* Subtypes of MONO_WRAPPER_RUNTIME_INVOKE */
 101         WRAPPER_SUBTYPE_RUNTIME_INVOKE_NORMAL,
 102         WRAPPER_SUBTYPE_RUNTIME_INVOKE_DYNAMIC,
 103         WRAPPER_SUBTYPE_RUNTIME_INVOKE_DIRECT,
 104         WRAPPER_SUBTYPE_RUNTIME_INVOKE_VIRTUAL,
 105         /* Subtypes of MONO_WRAPPER_MANAGED_TO_NATIVE */
 106         WRAPPER_SUBTYPE_ICALL_WRAPPER,
 107         WRAPPER_SUBTYPE_NATIVE_FUNC_AOT,
 108         WRAPPER_SUBTYPE_PINVOKE,
 109         /* Subtypes of MONO_WRAPPER_UNKNOWN */
 110         WRAPPER_SUBTYPE_SYNCHRONIZED_INNER,
 111         WRAPPER_SUBTYPE_GSHAREDVT_IN,
 112         WRAPPER_SUBTYPE_GSHAREDVT_OUT,
 113         WRAPPER_SUBTYPE_ARRAY_ACCESSOR,
 114         /* Subtypes of MONO_WRAPPER_MANAGED_TO_MANAGED */
 115         WRAPPER_SUBTYPE_GENERIC_ARRAY_HELPER,
 116         /* Subtypes of MONO_WRAPPER_DELEGATE_INVOKE */
 117         WRAPPER_SUBTYPE_DELEGATE_INVOKE_VIRTUAL,
 118         WRAPPER_SUBTYPE_DELEGATE_INVOKE_BOUND,
 119         /* Subtypes of MONO_WRAPPER_UNKNOWN */
 120         WRAPPER_SUBTYPE_GSHAREDVT_IN_SIG,
 121         WRAPPER_SUBTYPE_GSHAREDVT_OUT_SIG,
 122 } WrapperSubtype;
 123
 124 typedef struct {
 125         MonoMethod *method;
 126         MonoClass *klass;
 127 } NativeToManagedWrapperInfo;
 128
 129 typedef struct {
 130         MonoMethod *method;
 131 } StringCtorWrapperInfo;
 132
 133 typedef struct {
 134         int kind;
 135 } VirtualStelemrefWrapperInfo;
 136
 137 typedef struct {
 138         guint32 rank, elem_size;
 139 } ElementAddrWrapperInfo;
 140
 141 typedef struct {
 142         MonoMethod *method;
 143         /* For WRAPPER_SUBTYPE_RUNTIME_INVOKE_NORMAL */
 144         MonoMethodSignature *sig;
 145 } RuntimeInvokeWrapperInfo;
 146
 147 typedef struct {
 148         MonoMethod *method;
 149 } ManagedToNativeWrapperInfo;
 150
 151 typedef struct {
 152         MonoMethod *method;
 153 } SynchronizedWrapperInfo;
 154
 155 typedef struct {
 156         MonoMethod *method;
 157 } SynchronizedInnerWrapperInfo;
 158
 159 typedef struct {
 160         MonoMethod *method;
 161 } GenericArrayHelperWrapperInfo;
 162
 163 typedef struct {
 164         gpointer func;
 165 } ICallWrapperInfo;
 166
 167 typedef struct {
 168         MonoMethod *method;
 169 } ArrayAccessorWrapperInfo;
 170
 171 typedef struct {
 172         MonoClass *klass;
 173 } ProxyWrapperInfo;
 174
 175 typedef struct {
 176         const char *gc_name;
 177         int alloc_type;
 178 } AllocatorWrapperInfo;
 179
 180 typedef struct {
 181         MonoMethod *method;
 182 } UnboxWrapperInfo;
 183
 184 typedef struct {
 185         MonoMethod *method;
 186 } RemotingWrapperInfo;
 187
 188 typedef struct {
 189         MonoMethodSignature *sig;
 190 } GsharedvtWrapperInfo;
 191
 192 /*
 193  * This structure contains additional information to uniquely identify a given wrapper
 194  * method. It can be retrieved by mono_marshal_get_wrapper_info () for certain types
 195  * of wrappers, i.e. ones which do not have a 1-1 association with a method/class.
 196  */
 197 typedef struct {
 198         WrapperSubtype subtype;
 199         union {
 200                 /* RUNTIME_INVOKE_... */
 201                 RuntimeInvokeWrapperInfo runtime_invoke;
 202                 /* STRING_CTOR */
 203                 StringCtorWrapperInfo string_ctor;
 204                 /* ELEMENT_ADDR */
 205                 ElementAddrWrapperInfo element_addr;
 206                 /* VIRTUAL_STELEMREF */
 207                 VirtualStelemrefWrapperInfo virtual_stelemref;
 208                 /* MONO_WRAPPER_NATIVE_TO_MANAGED */
 209                 NativeToManagedWrapperInfo native_to_managed;
 210                 /* MONO_WRAPPER_MANAGED_TO_NATIVE */
 211                 ManagedToNativeWrapperInfo managed_to_native;
 212                 /* SYNCHRONIZED */
 213                 SynchronizedWrapperInfo synchronized;
 214                 /* SYNCHRONIZED_INNER */
 215                 SynchronizedInnerWrapperInfo synchronized_inner;
 216                 /* GENERIC_ARRAY_HELPER */
 217                 GenericArrayHelperWrapperInfo generic_array_helper;
 218                 /* ICALL_WRAPPER */
 219                 ICallWrapperInfo icall;
 220                 /* ARRAY_ACCESSOR */
 221                 ArrayAccessorWrapperInfo array_accessor;
 222                 /* PROXY_ISINST etc. */
 223                 ProxyWrapperInfo proxy;
 224                 /* ALLOC */
 225                 AllocatorWrapperInfo alloc;
 226                 /* UNBOX */
 227                 UnboxWrapperInfo unbox;
 228                 /* MONO_WRAPPER_REMOTING_INVOKE/MONO_WRAPPER_REMOTING_INVOKE_WITH_CHECK/MONO_WRAPPER_XDOMAIN_INVOKE */
 229                 RemotingWrapperInfo remoting;
 230                 /* GSHAREDVT_IN_SIG/GSHAREDVT_OUT_SIG */
 231                 GsharedvtWrapperInfo gsharedvt;
 232         } d;
 233 } WrapperInfo;
 234
 235 G_BEGIN_DECLS
 236
 237 /*type of the function pointer of methods returned by mono_marshal_get_runtime_invoke*/
 238 typedef MonoObject *(*RuntimeInvokeFunction) (MonoObject *this_obj, void **params, MonoObject **exc, void* compiled_method);
 239
 240 typedef void (*RuntimeInvokeDynamicFunction) (void *args, MonoObject **exc, void* compiled_method);
 241
 242 /* marshaling helper functions */
 243
 244 void
 245 mono_marshal_init (void);
 246
 247 void
 248 mono_marshal_init_tls (void);
 249
 250 void
 251 mono_marshal_cleanup (void);
 252
 253 gint32
 254 mono_class_native_size (MonoClass *klass, guint32 *align);
 255
 256 MonoMarshalType *
 257 mono_marshal_load_type_info (MonoClass* klass);
 258
 259 gint32
 260 mono_marshal_type_size (MonoType *type, MonoMarshalSpec *mspec, guint32 *align,
 261                         gboolean as_field, gboolean unicode);
 262
 263 int
 264 mono_type_native_stack_size (MonoType *type, guint32 *alignment);
 265
 266 gpointer
 267 mono_array_to_savearray (MonoArray *array);
 268
 269 gpointer
 270 mono_array_to_lparray (MonoArray *array);
 271
 272 void
 273 mono_free_lparray (MonoArray *array, gpointer* nativeArray);
 274
 275 void
 276 mono_string_utf8_to_builder (MonoStringBuilder *sb, char *text);
 277
 278 void
 279 mono_string_utf16_to_builder (MonoStringBuilder *sb, gunichar2 *text);
 280
 281 gchar*
 282 mono_string_builder_to_utf8 (MonoStringBuilder *sb);
 283
 284 gunichar2*
 285 mono_string_builder_to_utf16 (MonoStringBuilder *sb);
 286
 287 gpointer
 288 mono_string_to_ansibstr (MonoString *string_obj);
 289
 290 gpointer
 291 mono_string_to_bstr (MonoString *string_obj);
 292
 293 void
 294 mono_string_to_byvalstr (gpointer dst, MonoString *src, int size);
 295
 296 void
 297 mono_string_to_byvalwstr (gpointer dst, MonoString *src, int size);
 298
 299 gpointer
 300 mono_delegate_to_ftnptr (MonoDelegate *delegate);
 301
 302 MonoDelegate*
 303 mono_ftnptr_to_delegate (MonoClass *klass, gpointer ftn);
 304
 305 void mono_delegate_free_ftnptr (MonoDelegate *delegate);
 306
 307 void
 308 mono_marshal_set_last_error (void);
 309
 310 gpointer
 311 mono_marshal_asany (MonoObject *obj, MonoMarshalNative string_encoding, int param_attrs);
 312
 313 void
 314 mono_marshal_free_asany (MonoObject *o, gpointer ptr, MonoMarshalNative string_encoding, int param_attrs);
 315
 316 guint
 317 mono_type_to_ldind (MonoType *type);
 318
 319 guint
 320 mono_type_to_stind (MonoType *type);
 321
 322 /* functions to create various architecture independent helper functions */
 323
 324 MonoMethod *
 325 mono_marshal_method_from_wrapper (MonoMethod *wrapper);
 326
 327 WrapperInfo*
 328 mono_wrapper_info_create (MonoMethodBuilder *mb, WrapperSubtype subtype);
 329
 330 void
 331 mono_marshal_set_wrapper_info (MonoMethod *method, WrapperInfo *info);
 332
 333 WrapperInfo*
 334 mono_marshal_get_wrapper_info (MonoMethod *wrapper);
 335
 336 MonoMethod *
 337 mono_marshal_get_delegate_begin_invoke (MonoMethod *method);
 338
 339 MonoMethod *
 340 mono_marshal_get_delegate_end_invoke (MonoMethod *method);
 341
 342 MonoMethod *
 343 mono_marshal_get_delegate_invoke (MonoMethod *method, MonoDelegate *del);
 344
 345 MonoMethod *
 346 mono_marshal_get_delegate_invoke_internal (MonoMethod *method, gboolean callvirt, gboolean static_method_with_first_arg_bound, MonoMethod *target_method);
 347
 348 MonoMethod *
 349 mono_marshal_get_runtime_invoke (MonoMethod *method, gboolean is_virtual);
 350
 351 MonoMethod*
 352 mono_marshal_get_runtime_invoke_dynamic (void);
 353
 354 MonoMethod *
 355 mono_marshal_get_runtime_invoke_for_sig (MonoMethodSignature *sig);
 356
 357 MonoMethodSignature*
 358 mono_marshal_get_string_ctor_signature (MonoMethod *method);
 359
 360 MonoMethod *
 361 mono_marshal_get_managed_wrapper (MonoMethod *method, MonoClass *delegate_klass, uint32_t this_loc);
 362
 363 gpointer
 364 mono_marshal_get_vtfixup_ftnptr (MonoImage *image, guint32 token, guint16 type);
 365
 366 MonoMethod *
 367 mono_marshal_get_icall_wrapper (MonoMethodSignature *sig, const char *name, gconstpointer func, gboolean check_exceptions);
 368
 369 MonoMethod *
 370 mono_marshal_get_native_wrapper (MonoMethod *method, gboolean check_exceptions, gboolean aot);
 371
 372 MonoMethod *
 373 mono_marshal_get_native_func_wrapper (MonoImage *image, MonoMethodSignature *sig, MonoMethodPInvoke *piinfo, MonoMarshalSpec **mspecs, gpointer func);
 374
 375 MonoMethod*
 376 mono_marshal_get_native_func_wrapper_aot (MonoClass *klass);
 377
 378 MonoMethod *
 379 mono_marshal_get_struct_to_ptr (MonoClass *klass);
 380
 381 MonoMethod *
 382 mono_marshal_get_ptr_to_struct (MonoClass *klass);
 383
 384 MonoMethod *
 385 mono_marshal_get_synchronized_wrapper (MonoMethod *method);
 386
 387 MonoMethod *
 388 mono_marshal_get_synchronized_inner_wrapper (MonoMethod *method);
 389
 390 MonoMethod *
 391 mono_marshal_get_unbox_wrapper (MonoMethod *method);
 392
 393 MonoMethod *
 394 mono_marshal_get_castclass_with_cache (void);
 395
 396 MonoMethod *
 397 mono_marshal_get_isinst_with_cache (void);
 398
 399 MonoMethod *
 400 mono_marshal_get_isinst (MonoClass *klass);
 401
 402 MonoMethod *
 403 mono_marshal_get_castclass (MonoClass *klass);
 404
 405 MonoMethod *
 406 mono_marshal_get_stelemref (void);
 407
 408 MonoMethod*
 409 mono_marshal_get_virtual_stelemref (MonoClass *array_class);
 410
 411 MonoMethod**
 412 mono_marshal_get_virtual_stelemref_wrappers (int *nwrappers);
 413
 414 MonoMethod*
 415 mono_marshal_get_array_address (int rank, int elem_size);
 416
 417 MonoMethod *
 418 mono_marshal_get_array_accessor_wrapper (MonoMethod *method);
 419
 420 MonoMethod *
 421 mono_marshal_get_generic_array_helper (MonoClass *klass, MonoClass *iface,
 422                                        gchar *name, MonoMethod *method);
 423
 424 MonoMethod *
 425 mono_marshal_get_thunk_invoke_wrapper (MonoMethod *method);
 426
 427 MonoMethod*
 428 mono_marshal_get_gsharedvt_in_wrapper (void);
 429
 430 MonoMethod*
 431 mono_marshal_get_gsharedvt_out_wrapper (void);
 432
 433 void
 434 mono_marshal_free_dynamic_wrappers (MonoMethod *method);
 435
 436 void
 437 mono_marshal_lock_internal (void);
 438
 439 void
 440 mono_marshal_unlock_internal (void);
 441
 442 /* marshaling internal calls */
 443
 444 void *
 445 mono_marshal_alloc (gulong size);
 446
 447 void
 448 mono_marshal_free (gpointer ptr);
 449
 450 void
 451 mono_marshal_free_array (gpointer *ptr, int size);
 452
 453 gboolean
 454 mono_marshal_free_ccw (MonoObject* obj);
 455
 456 void
 457 cominterop_release_all_rcws (void);
 458
 459 void
 460 ves_icall_System_Runtime_InteropServices_Marshal_copy_to_unmanaged (MonoArray *src, gint32 start_index,
 461                                                                     gpointer dest, gint32 length);
 462
 463 void
 464 ves_icall_System_Runtime_InteropServices_Marshal_copy_from_unmanaged (gpointer src, gint32 start_index,
 465                                                                       MonoArray *dest, gint32 length);
 466
 467 MonoString *
 468 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStringAnsi (char *ptr);
 469
 470 MonoString *
 471 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStringAnsi_len (char *ptr, gint32 len);
 472
 473 MonoString *
 474 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStringUni (guint16 *ptr);
 475
 476 MonoString *
 477 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStringUni_len (guint16 *ptr, gint32 len);
 478
 479 MonoString *
 480 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStringBSTR (gpointer ptr);
 481
 482 guint32
 483 ves_icall_System_Runtime_InteropServices_Marshal_GetComSlotForMethodInfoInternal (MonoReflectionMethod *m);
 484
 485 guint32
 486 ves_icall_System_Runtime_InteropServices_Marshal_GetLastWin32Error (void);
 487
 488 guint32
 489 ves_icall_System_Runtime_InteropServices_Marshal_SizeOf (MonoReflectionType *rtype);
 490
 491 void
 492 ves_icall_System_Runtime_InteropServices_Marshal_StructureToPtr (MonoObject *obj, gpointer dst, MonoBoolean delete_old);
 493
 494 void
 495 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStructure (gpointer src, MonoObject *dst);
 496
 497 MonoObject *
 498 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStructure_type (gpointer src, MonoReflectionType *type);
 499
 500 int
 501 ves_icall_System_Runtime_InteropServices_Marshal_OffsetOf (MonoReflectionType *type, MonoString *field_name);
 502
 503 gpointer
 504 ves_icall_System_Runtime_InteropServices_Marshal_StringToBSTR (MonoString *string);
 505
 506 gpointer
 507 ves_icall_System_Runtime_InteropServices_Marshal_StringToHGlobalAnsi (MonoString *string);
 508
 509 gpointer
 510 ves_icall_System_Runtime_InteropServices_Marshal_StringToHGlobalUni (MonoString *string);
 511
 512 void
 513 ves_icall_System_Runtime_InteropServices_Marshal_DestroyStructure (gpointer src, MonoReflectionType *type);
 514
 515 void*
 516 ves_icall_System_Runtime_InteropServices_Marshal_AllocCoTaskMem (int size);
 517
 518 void
 519 ves_icall_System_Runtime_InteropServices_Marshal_FreeCoTaskMem (void *ptr);
 520
 521 gpointer
 522 ves_icall_System_Runtime_InteropServices_Marshal_ReAllocCoTaskMem (gpointer ptr, int size);
 523
 524 void*
 525 ves_icall_System_Runtime_InteropServices_Marshal_AllocHGlobal (gpointer size);
 526
 527 gpointer
 528 ves_icall_System_Runtime_InteropServices_Marshal_ReAllocHGlobal (gpointer ptr, gpointer size);
 529
 530 void
 531 ves_icall_System_Runtime_InteropServices_Marshal_FreeHGlobal (void *ptr);
 532
 533 void
 534 ves_icall_System_Runtime_InteropServices_Marshal_FreeBSTR (void *ptr);
 535
 536 void*
 537 ves_icall_System_Runtime_InteropServices_Marshal_UnsafeAddrOfPinnedArrayElement (MonoArray *arrayobj, int index);
 538
 539 MonoDelegate*
 540 ves_icall_System_Runtime_InteropServices_Marshal_GetDelegateForFunctionPointerInternal (void *ftn, MonoReflectionType *type);
 541
 542 int
 543 ves_icall_System_Runtime_InteropServices_Marshal_AddRefInternal (gpointer pUnk);
 544
 545 int
 546 ves_icall_System_Runtime_InteropServices_Marshal_QueryInterfaceInternal (gpointer pUnk, gpointer riid, gpointer* ppv);
 547
 548 int
 549 ves_icall_System_Runtime_InteropServices_Marshal_ReleaseInternal (gpointer pUnk);
 550
 551 void*
 552 ves_icall_System_Runtime_InteropServices_Marshal_GetIUnknownForObjectInternal (MonoObject* object);
 553
 554 MonoObject*
 555 ves_icall_System_Runtime_InteropServices_Marshal_GetObjectForCCW (void* pUnk);
 556
 557 void*
 558 ves_icall_System_Runtime_InteropServices_Marshal_GetIDispatchForObjectInternal (MonoObject* object);
 559
 560 void*
 561 ves_icall_System_Runtime_InteropServices_Marshal_GetCCW (MonoObject* object, MonoReflectionType* type);
 562
 563 MonoBoolean
 564 ves_icall_System_Runtime_InteropServices_Marshal_IsComObject (MonoObject* object);
 565
 566 gint32
 567 ves_icall_System_Runtime_InteropServices_Marshal_ReleaseComObjectInternal (MonoObject* object);
 568
 569 MonoObject *
 570 ves_icall_System_ComObject_CreateRCW (MonoReflectionType *type);
 571
 572 void
 573 ves_icall_System_ComObject_ReleaseInterfaces(MonoComObject* obj);
 574
 575 gpointer
 576 ves_icall_System_ComObject_GetInterfaceInternal (MonoComObject* obj, MonoReflectionType* type, MonoBoolean throw_exception);
 577
 578 void
 579 ves_icall_Mono_Interop_ComInteropProxy_AddProxy (gpointer pUnk, MonoComInteropProxy* proxy);
 580
 581 MonoComInteropProxy*
 582 ves_icall_Mono_Interop_ComInteropProxy_FindProxy (gpointer pUnk);
 583
 584 MONO_API void
 585 mono_win32_compat_CopyMemory (gpointer dest, gconstpointer source, gsize length);
 586
 587 MONO_API void
 588 mono_win32_compat_FillMemory (gpointer dest, gsize length, guchar fill);
 589
 590 MONO_API void
 591 mono_win32_compat_MoveMemory (gpointer dest, gconstpointer source, gsize length);
 592
 593 MONO_API void
 594 mono_win32_compat_ZeroMemory (gpointer dest, gsize length);
 595
 596 void
 597 mono_marshal_find_nonzero_bit_offset (guint8 *buf, int len, int *byte_offset, guint8 *bitmask) MONO_LLVM_INTERNAL;
 598
 599 MonoMethodSignature*
 600 mono_signature_no_pinvoke (MonoMethod *method);
 601
 602 /* Called from cominterop.c/remoting.c */
 603
 604 void
 605 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);
 606
 607 void
 608 mono_marshal_emit_managed_wrapper (MonoMethodBuilder *mb, MonoMethodSignature *invoke_sig, MonoMarshalSpec **mspecs, EmitMarshalContext* m, MonoMethod *method, uint32_t target_handle);
 609
 610 GHashTable*
 611 mono_marshal_get_cache (GHashTable **var, GHashFunc hash_func, GCompareFunc equal_func);
 612
 613 MonoMethod*
 614 mono_marshal_find_in_cache (GHashTable *cache, gpointer key);
 615
 616 MonoMethod*
 617 mono_mb_create_and_cache (GHashTable *cache, gpointer key,
 618                                                   MonoMethodBuilder *mb, MonoMethodSignature *sig,
 619                                                   int max_stack);
 620 void
 621 mono_marshal_emit_thread_interrupt_checkpoint (MonoMethodBuilder *mb);
 622
 623 void
 624 mono_marshal_emit_thread_force_interrupt_checkpoint (MonoMethodBuilder *mb);
 625
 626 void
 627 mono_marshal_use_aot_wrappers (gboolean use);
 628
 629 MonoObject *
 630 mono_marshal_xdomain_copy_value (MonoObject *val);
 631
 632 int
 633 mono_mb_emit_save_args (MonoMethodBuilder *mb, MonoMethodSignature *sig, gboolean save_this);
 634
 635 void
 636 mono_mb_emit_restore_result (MonoMethodBuilder *mb, MonoType *return_type);
 637
 638 MonoMethod*
 639 mono_mb_create (MonoMethodBuilder *mb, MonoMethodSignature *sig,
 640                                 int max_stack, WrapperInfo *info);
 641
 642 MonoMethod*
 643 mono_mb_create_and_cache_full (GHashTable *cache, gpointer key,
 644                                                            MonoMethodBuilder *mb, MonoMethodSignature *sig,
 645                                                            int max_stack, WrapperInfo *info, gboolean *out_found);
 646
 647 G_END_DECLS
 648
 649 #endif /* __MONO_MARSHAL_H__ */
 650
 651