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 } WrapperSubtype;
 120
 121 typedef struct {
 122         MonoMethod *method;
 123         MonoClass *klass;
 124 } NativeToManagedWrapperInfo;
 125
 126 typedef struct {
 127         MonoMethod *method;
 128 } StringCtorWrapperInfo;
 129
 130 typedef struct {
 131         int kind;
 132 } VirtualStelemrefWrapperInfo;
 133
 134 typedef struct {
 135         guint32 rank, elem_size;
 136 } ElementAddrWrapperInfo;
 137
 138 typedef struct {
 139         MonoMethod *method;
 140         /* For WRAPPER_SUBTYPE_RUNTIME_INVOKE_NORMAL */
 141         MonoMethodSignature *sig;
 142         gboolean pass_rgctx;
 143 } RuntimeInvokeWrapperInfo;
 144
 145 typedef struct {
 146         MonoMethod *method;
 147 } ManagedToNativeWrapperInfo;
 148
 149 typedef struct {
 150         MonoMethod *method;
 151 } SynchronizedWrapperInfo;
 152
 153 typedef struct {
 154         MonoMethod *method;
 155 } SynchronizedInnerWrapperInfo;
 156
 157 typedef struct {
 158         MonoMethod *method;
 159 } GenericArrayHelperWrapperInfo;
 160
 161 typedef struct {
 162         gpointer func;
 163 } ICallWrapperInfo;
 164
 165 typedef struct {
 166         MonoMethod *method;
 167 } ArrayAccessorWrapperInfo;
 168
 169 typedef struct {
 170         MonoClass *klass;
 171 } ProxyWrapperInfo;
 172
 173 typedef struct {
 174 } WriteBarrierWrapperInfo;
 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 /*
 190  * This structure contains additional information to uniquely identify a given wrapper
 191  * method. It can be retrieved by mono_marshal_get_wrapper_info () for certain types
 192  * of wrappers, i.e. ones which do not have a 1-1 association with a method/class.
 193  */
 194 typedef struct {
 195         WrapperSubtype subtype;
 196         union {
 197                 /* RUNTIME_INVOKE_... */
 198                 RuntimeInvokeWrapperInfo runtime_invoke;
 199                 /* STRING_CTOR */
 200                 StringCtorWrapperInfo string_ctor;
 201                 /* ELEMENT_ADDR */
 202                 ElementAddrWrapperInfo element_addr;
 203                 /* VIRTUAL_STELEMREF */
 204                 VirtualStelemrefWrapperInfo virtual_stelemref;
 205                 /* MONO_WRAPPER_NATIVE_TO_MANAGED */
 206                 NativeToManagedWrapperInfo native_to_managed;
 207                 /* MONO_WRAPPER_MANAGED_TO_NATIVE */
 208                 ManagedToNativeWrapperInfo managed_to_native;
 209                 /* SYNCHRONIZED */
 210                 SynchronizedWrapperInfo synchronized;
 211                 /* SYNCHRONIZED_INNER */
 212                 SynchronizedInnerWrapperInfo synchronized_inner;
 213                 /* GENERIC_ARRAY_HELPER */
 214                 GenericArrayHelperWrapperInfo generic_array_helper;
 215                 /* ICALL_WRAPPER */
 216                 ICallWrapperInfo icall;
 217                 /* ARRAY_ACCESSOR */
 218                 ArrayAccessorWrapperInfo array_accessor;
 219                 /* PROXY_ISINST etc. */
 220                 ProxyWrapperInfo proxy;
 221                 /* WRITE_BARRIER */
 222                 WriteBarrierWrapperInfo wbarrier;
 223                 /* ALLOC */
 224                 AllocatorWrapperInfo alloc;
 225                 /* UNBOX */
 226                 UnboxWrapperInfo unbox;
 227                 /* MONO_WRAPPER_REMOTING_INVOKE/MONO_WRAPPER_REMOTING_INVOKE_WITH_CHECK/MONO_WRAPPER_XDOMAIN_INVOKE */
 228                 RemotingWrapperInfo remoting;
 229         } d;
 230 } WrapperInfo;
 231
 232 G_BEGIN_DECLS
 233
 234 /*type of the function pointer of methods returned by mono_marshal_get_runtime_invoke*/
 235 typedef MonoObject *(*RuntimeInvokeFunction) (MonoObject *this_obj, void **params, MonoObject **exc, void* compiled_method);
 236
 237 typedef void (*RuntimeInvokeDynamicFunction) (void *args, MonoObject **exc, void* compiled_method);
 238
 239 /* marshaling helper functions */
 240
 241 void
 242 mono_marshal_init (void);
 243
 244 void
 245 mono_marshal_init_tls (void);
 246
 247 void
 248 mono_marshal_cleanup (void);
 249
 250 gint32
 251 mono_class_native_size (MonoClass *klass, guint32 *align);
 252
 253 MonoMarshalType *
 254 mono_marshal_load_type_info (MonoClass* klass);
 255
 256 gint32
 257 mono_marshal_type_size (MonoType *type, MonoMarshalSpec *mspec, guint32 *align,
 258                         gboolean as_field, gboolean unicode);
 259
 260 int
 261 mono_type_native_stack_size (MonoType *type, guint32 *alignment);
 262
 263 gpointer
 264 mono_array_to_savearray (MonoArray *array);
 265
 266 gpointer
 267 mono_array_to_lparray (MonoArray *array);
 268
 269 void
 270 mono_free_lparray (MonoArray *array, gpointer* nativeArray);
 271
 272 void
 273 mono_string_utf8_to_builder (MonoStringBuilder *sb, char *text);
 274
 275 void
 276 mono_string_utf16_to_builder (MonoStringBuilder *sb, gunichar2 *text);
 277
 278 gchar*
 279 mono_string_builder_to_utf8 (MonoStringBuilder *sb);
 280
 281 gunichar2*
 282 mono_string_builder_to_utf16 (MonoStringBuilder *sb);
 283
 284 gpointer
 285 mono_string_to_ansibstr (MonoString *string_obj);
 286
 287 gpointer
 288 mono_string_to_bstr (MonoString *string_obj);
 289
 290 void
 291 mono_string_to_byvalstr (gpointer dst, MonoString *src, int size);
 292
 293 void
 294 mono_string_to_byvalwstr (gpointer dst, MonoString *src, int size);
 295
 296 gpointer
 297 mono_delegate_to_ftnptr (MonoDelegate *delegate);
 298
 299 MonoDelegate*
 300 mono_ftnptr_to_delegate (MonoClass *klass, gpointer ftn);
 301
 302 void mono_delegate_free_ftnptr (MonoDelegate *delegate);
 303
 304 void
 305 mono_marshal_set_last_error (void);
 306
 307 gpointer
 308 mono_marshal_asany (MonoObject *obj, MonoMarshalNative string_encoding, int param_attrs);
 309
 310 void
 311 mono_marshal_free_asany (MonoObject *o, gpointer ptr, MonoMarshalNative string_encoding, int param_attrs);
 312
 313 guint
 314 mono_type_to_ldind (MonoType *type);
 315
 316 guint
 317 mono_type_to_stind (MonoType *type);
 318
 319 /* functions to create various architecture independent helper functions */
 320
 321 MonoMethod *
 322 mono_marshal_method_from_wrapper (MonoMethod *wrapper);
 323
 324 WrapperInfo*
 325 mono_wrapper_info_create (MonoMethodBuilder *mb, WrapperSubtype subtype);
 326
 327 void
 328 mono_marshal_set_wrapper_info (MonoMethod *method, WrapperInfo *info);
 329
 330 WrapperInfo*
 331 mono_marshal_get_wrapper_info (MonoMethod *wrapper);
 332
 333 MonoMethod *
 334 mono_marshal_get_delegate_begin_invoke (MonoMethod *method);
 335
 336 MonoMethod *
 337 mono_marshal_get_delegate_end_invoke (MonoMethod *method);
 338
 339 MonoMethod *
 340 mono_marshal_get_delegate_invoke (MonoMethod *method, MonoDelegate *del);
 341
 342 MonoMethod *
 343 mono_marshal_get_delegate_invoke_internal (MonoMethod *method, gboolean callvirt, gboolean static_method_with_first_arg_bound, MonoMethod *target_method);
 344
 345 MonoMethod *
 346 mono_marshal_get_runtime_invoke (MonoMethod *method, gboolean is_virtual, gboolean pass_rgctx);
 347
 348 MonoMethod*
 349 mono_marshal_get_runtime_invoke_dynamic (void);
 350
 351 MonoMethodSignature*
 352 mono_marshal_get_string_ctor_signature (MonoMethod *method);
 353
 354 MonoMethod *
 355 mono_marshal_get_managed_wrapper (MonoMethod *method, MonoClass *delegate_klass, uint32_t this_loc);
 356
 357 gpointer
 358 mono_marshal_get_vtfixup_ftnptr (MonoImage *image, guint32 token, guint16 type);
 359
 360 MonoMethod *
 361 mono_marshal_get_icall_wrapper (MonoMethodSignature *sig, const char *name, gconstpointer func, gboolean check_exceptions);
 362
 363 MonoMethod *
 364 mono_marshal_get_native_wrapper (MonoMethod *method, gboolean check_exceptions, gboolean aot);
 365
 366 MonoMethod *
 367 mono_marshal_get_native_func_wrapper (MonoImage *image, MonoMethodSignature *sig, MonoMethodPInvoke *piinfo, MonoMarshalSpec **mspecs, gpointer func);
 368
 369 MonoMethod*
 370 mono_marshal_get_native_func_wrapper_aot (MonoClass *klass);
 371
 372 MonoMethod *
 373 mono_marshal_get_struct_to_ptr (MonoClass *klass);
 374
 375 MonoMethod *
 376 mono_marshal_get_ptr_to_struct (MonoClass *klass);
 377
 378 MonoMethod *
 379 mono_marshal_get_synchronized_wrapper (MonoMethod *method);
 380
 381 MonoMethod *
 382 mono_marshal_get_synchronized_inner_wrapper (MonoMethod *method);
 383
 384 MonoMethod *
 385 mono_marshal_get_unbox_wrapper (MonoMethod *method);
 386
 387 MonoMethod *
 388 mono_marshal_get_castclass_with_cache (void);
 389
 390 MonoMethod *
 391 mono_marshal_get_isinst_with_cache (void);
 392
 393 MonoMethod *
 394 mono_marshal_get_isinst (MonoClass *klass);
 395
 396 MonoMethod *
 397 mono_marshal_get_castclass (MonoClass *klass);
 398
 399 MonoMethod *
 400 mono_marshal_get_stelemref (void);
 401
 402 MonoMethod*
 403 mono_marshal_get_virtual_stelemref (MonoClass *array_class);
 404
 405 MonoMethod**
 406 mono_marshal_get_virtual_stelemref_wrappers (int *nwrappers);
 407
 408 MonoMethod*
 409 mono_marshal_get_array_address (int rank, int elem_size);
 410
 411 MonoMethod *
 412 mono_marshal_get_array_accessor_wrapper (MonoMethod *method);
 413
 414 MonoMethod *
 415 mono_marshal_get_generic_array_helper (MonoClass *klass, MonoClass *iface,
 416                                        gchar *name, MonoMethod *method);
 417
 418 MonoMethod *
 419 mono_marshal_get_thunk_invoke_wrapper (MonoMethod *method);
 420
 421 MonoMethod*
 422 mono_marshal_get_gsharedvt_in_wrapper (void);
 423
 424 MonoMethod*
 425 mono_marshal_get_gsharedvt_out_wrapper (void);
 426
 427 void
 428 mono_marshal_free_dynamic_wrappers (MonoMethod *method);
 429
 430 void
 431 mono_marshal_lock_internal (void);
 432
 433 void
 434 mono_marshal_unlock_internal (void);
 435
 436 /* marshaling internal calls */
 437
 438 void *
 439 mono_marshal_alloc (gulong size);
 440
 441 void
 442 mono_marshal_free (gpointer ptr);
 443
 444 void
 445 mono_marshal_free_array (gpointer *ptr, int size);
 446
 447 gboolean
 448 mono_marshal_free_ccw (MonoObject* obj);
 449
 450 void
 451 cominterop_release_all_rcws (void);
 452
 453 void
 454 ves_icall_System_Runtime_InteropServices_Marshal_copy_to_unmanaged (MonoArray *src, gint32 start_index,
 455                                                                     gpointer dest, gint32 length);
 456
 457 void
 458 ves_icall_System_Runtime_InteropServices_Marshal_copy_from_unmanaged (gpointer src, gint32 start_index,
 459                                                                       MonoArray *dest, gint32 length);
 460
 461 MonoString *
 462 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStringAnsi (char *ptr);
 463
 464 MonoString *
 465 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStringAnsi_len (char *ptr, gint32 len);
 466
 467 MonoString *
 468 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStringUni (guint16 *ptr);
 469
 470 MonoString *
 471 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStringUni_len (guint16 *ptr, gint32 len);
 472
 473 MonoString *
 474 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStringBSTR (gpointer ptr);
 475
 476 guint32
 477 ves_icall_System_Runtime_InteropServices_Marshal_GetComSlotForMethodInfoInternal (MonoReflectionMethod *m);
 478
 479 guint32
 480 ves_icall_System_Runtime_InteropServices_Marshal_GetLastWin32Error (void);
 481
 482 guint32
 483 ves_icall_System_Runtime_InteropServices_Marshal_SizeOf (MonoReflectionType *rtype);
 484
 485 void
 486 ves_icall_System_Runtime_InteropServices_Marshal_StructureToPtr (MonoObject *obj, gpointer dst, MonoBoolean delete_old);
 487
 488 void
 489 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStructure (gpointer src, MonoObject *dst);
 490
 491 MonoObject *
 492 ves_icall_System_Runtime_InteropServices_Marshal_PtrToStructure_type (gpointer src, MonoReflectionType *type);
 493
 494 int
 495 ves_icall_System_Runtime_InteropServices_Marshal_OffsetOf (MonoReflectionType *type, MonoString *field_name);
 496
 497 gpointer
 498 ves_icall_System_Runtime_InteropServices_Marshal_StringToBSTR (MonoString *string);
 499
 500 gpointer
 501 ves_icall_System_Runtime_InteropServices_Marshal_StringToHGlobalAnsi (MonoString *string);
 502
 503 gpointer
 504 ves_icall_System_Runtime_InteropServices_Marshal_StringToHGlobalUni (MonoString *string);
 505
 506 void
 507 ves_icall_System_Runtime_InteropServices_Marshal_DestroyStructure (gpointer src, MonoReflectionType *type);
 508
 509 void*
 510 ves_icall_System_Runtime_InteropServices_Marshal_AllocCoTaskMem (int size);
 511
 512 void
 513 ves_icall_System_Runtime_InteropServices_Marshal_FreeCoTaskMem (void *ptr);
 514
 515 gpointer
 516 ves_icall_System_Runtime_InteropServices_Marshal_ReAllocCoTaskMem (gpointer ptr, int size);
 517
 518 void*
 519 ves_icall_System_Runtime_InteropServices_Marshal_AllocHGlobal (gpointer size);
 520
 521 gpointer
 522 ves_icall_System_Runtime_InteropServices_Marshal_ReAllocHGlobal (gpointer ptr, gpointer size);
 523
 524 void
 525 ves_icall_System_Runtime_InteropServices_Marshal_FreeHGlobal (void *ptr);
 526
 527 void
 528 ves_icall_System_Runtime_InteropServices_Marshal_FreeBSTR (void *ptr);
 529
 530 void*
 531 ves_icall_System_Runtime_InteropServices_Marshal_UnsafeAddrOfPinnedArrayElement (MonoArray *arrayobj, int index);
 532
 533 MonoDelegate*
 534 ves_icall_System_Runtime_InteropServices_Marshal_GetDelegateForFunctionPointerInternal (void *ftn, MonoReflectionType *type);
 535
 536 int
 537 ves_icall_System_Runtime_InteropServices_Marshal_AddRefInternal (gpointer pUnk);
 538
 539 int
 540 ves_icall_System_Runtime_InteropServices_Marshal_QueryInterfaceInternal (gpointer pUnk, gpointer riid, gpointer* ppv);
 541
 542 int
 543 ves_icall_System_Runtime_InteropServices_Marshal_ReleaseInternal (gpointer pUnk);
 544
 545 void*
 546 ves_icall_System_Runtime_InteropServices_Marshal_GetIUnknownForObjectInternal (MonoObject* object);
 547
 548 MonoObject*
 549 ves_icall_System_Runtime_InteropServices_Marshal_GetObjectForCCW (void* pUnk);
 550
 551 void*
 552 ves_icall_System_Runtime_InteropServices_Marshal_GetIDispatchForObjectInternal (MonoObject* object);
 553
 554 void*
 555 ves_icall_System_Runtime_InteropServices_Marshal_GetCCW (MonoObject* object, MonoReflectionType* type);
 556
 557 MonoBoolean
 558 ves_icall_System_Runtime_InteropServices_Marshal_IsComObject (MonoObject* object);
 559
 560 gint32
 561 ves_icall_System_Runtime_InteropServices_Marshal_ReleaseComObjectInternal (MonoObject* object);
 562
 563 MonoObject *
 564 ves_icall_System_ComObject_CreateRCW (MonoReflectionType *type);
 565
 566 void
 567 ves_icall_System_ComObject_ReleaseInterfaces(MonoComObject* obj);
 568
 569 gpointer
 570 ves_icall_System_ComObject_GetInterfaceInternal (MonoComObject* obj, MonoReflectionType* type, MonoBoolean throw_exception);
 571
 572 void
 573 ves_icall_Mono_Interop_ComInteropProxy_AddProxy (gpointer pUnk, MonoComInteropProxy* proxy);
 574
 575 MonoComInteropProxy*
 576 ves_icall_Mono_Interop_ComInteropProxy_FindProxy (gpointer pUnk);
 577
 578 MONO_API void
 579 mono_win32_compat_CopyMemory (gpointer dest, gconstpointer source, gsize length);
 580
 581 MONO_API void
 582 mono_win32_compat_FillMemory (gpointer dest, gsize length, guchar fill);
 583
 584 MONO_API void
 585 mono_win32_compat_MoveMemory (gpointer dest, gconstpointer source, gsize length);
 586
 587 MONO_API void
 588 mono_win32_compat_ZeroMemory (gpointer dest, gsize length);
 589
 590 void
 591 mono_marshal_find_nonzero_bit_offset (guint8 *buf, int len, int *byte_offset, guint8 *bitmask) MONO_LLVM_INTERNAL;
 592
 593 MonoMethodSignature*
 594 mono_signature_no_pinvoke (MonoMethod *method);
 595
 596 /* Called from cominterop.c/remoting.c */
 597
 598 void
 599 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);
 600
 601 void
 602 mono_marshal_emit_managed_wrapper (MonoMethodBuilder *mb, MonoMethodSignature *invoke_sig, MonoMarshalSpec **mspecs, EmitMarshalContext* m, MonoMethod *method, uint32_t target_handle);
 603
 604 GHashTable*
 605 mono_marshal_get_cache (GHashTable **var, GHashFunc hash_func, GCompareFunc equal_func);
 606
 607 MonoMethod*
 608 mono_marshal_find_in_cache (GHashTable *cache, gpointer key);
 609
 610 MonoMethod*
 611 mono_mb_create_and_cache (GHashTable *cache, gpointer key,
 612                                                   MonoMethodBuilder *mb, MonoMethodSignature *sig,
 613                                                   int max_stack);
 614 void
 615 mono_marshal_emit_thread_interrupt_checkpoint (MonoMethodBuilder *mb);
 616
 617 void
 618 mono_marshal_emit_thread_force_interrupt_checkpoint (MonoMethodBuilder *mb);
 619
 620 void
 621 mono_marshal_use_aot_wrappers (gboolean use);
 622
 623 MonoObject *
 624 mono_marshal_xdomain_copy_value (MonoObject *val);
 625
 626 int
 627 mono_mb_emit_save_args (MonoMethodBuilder *mb, MonoMethodSignature *sig, gboolean save_this);
 628
 629 void
 630 mono_mb_emit_restore_result (MonoMethodBuilder *mb, MonoType *return_type);
 631
 632 MonoMethod*
 633 mono_mb_create (MonoMethodBuilder *mb, MonoMethodSignature *sig,
 634                                 int max_stack, WrapperInfo *info);
 635
 636 MonoMethod*
 637 mono_mb_create_and_cache_full (GHashTable *cache, gpointer key,
 638                                                            MonoMethodBuilder *mb, MonoMethodSignature *sig,
 639                                                            int max_stack, WrapperInfo *info, gboolean *out_found);
 640
 641 G_END_DECLS
 642
 643 #endif /* __MONO_MARSHAL_H__ */
 644
 645