mono/metadata/class-internals.h

   1 /**
   2  * \file
   3  * Copyright 2012 Xamarin Inc
   4  * Licensed under the MIT license. See LICENSE file in the project root for full license information.
   5  */
   6 #ifndef __MONO_METADATA_CLASS_INTERNALS_H__
   7 #define __MONO_METADATA_CLASS_INTERNALS_H__
   8
   9 #include <mono/metadata/class.h>
  10 #include <mono/metadata/object.h>
  11 #include <mono/metadata/mempool.h>
  12 #include <mono/metadata/metadata-internals.h>
  13 #include <mono/metadata/property-bag.h>
  14 #include "mono/utils/mono-compiler.h"
  15 #include "mono/utils/mono-error.h"
  16 #include "mono/sgen/gc-internal-agnostic.h"
  17
  18 #define MONO_CLASS_IS_ARRAY(c) (m_class_get_rank (c))
  19
  20 #define MONO_CLASS_HAS_STATIC_METADATA(klass) (m_class_get_type_token (klass) && !m_class_get_image (klass)->dynamic && !mono_class_is_ginst (klass))
  21
  22 #define MONO_DEFAULT_SUPERTABLE_SIZE 6
  23
  24 extern gboolean mono_print_vtable;
  25 extern gboolean mono_align_small_structs;
  26
  27 typedef struct _MonoMethodWrapper MonoMethodWrapper;
  28 typedef struct _MonoMethodInflated MonoMethodInflated;
  29 typedef struct _MonoMethodPInvoke MonoMethodPInvoke;
  30 typedef struct _MonoDynamicMethod MonoDynamicMethod;
  31
  32 /* Properties that applies to a group of structs should better use a higher number
  33  * to avoid colision with type specific properties.
  34  *
  35  * This prop applies to class, method, property, event, assembly and image.
  36  */
  37 #define MONO_PROP_DYNAMIC_CATTR 0x1000
  38
  39 typedef enum {
  40 #define WRAPPER(e,n) MONO_WRAPPER_ ## e,
  41 #include "wrapper-types.h"
  42 #undef WRAPPER
  43         MONO_WRAPPER_NUM
  44 } MonoWrapperType;
  45
  46 typedef enum {
  47         MONO_TYPE_NAME_FORMAT_IL,
  48         MONO_TYPE_NAME_FORMAT_REFLECTION,
  49         MONO_TYPE_NAME_FORMAT_FULL_NAME,
  50         MONO_TYPE_NAME_FORMAT_ASSEMBLY_QUALIFIED
  51 } MonoTypeNameFormat;
  52
  53 typedef enum {
  54         MONO_REMOTING_TARGET_UNKNOWN,
  55         MONO_REMOTING_TARGET_APPDOMAIN,
  56         MONO_REMOTING_TARGET_COMINTEROP
  57 } MonoRemotingTarget;
  58
  59 #define MONO_METHOD_PROP_GENERIC_CONTAINER 0
  60
  61 struct _MonoMethod {
  62         guint16 flags;  /* method flags */
  63         guint16 iflags; /* method implementation flags */
  64         guint32 token;
  65         MonoClass *klass; /* To what class does this method belong */
  66         MonoMethodSignature *signature;
  67         /* name is useful mostly for debugging */
  68         const char *name;
  69         /* this is used by the inlining algorithm */
  70         unsigned int inline_info:1;
  71         unsigned int inline_failure:1;
  72         unsigned int wrapper_type:5;
  73         unsigned int string_ctor:1;
  74         unsigned int save_lmf:1;
  75         unsigned int dynamic:1; /* created & destroyed during runtime */
  76         unsigned int sre_method:1; /* created at runtime using Reflection.Emit */
  77         unsigned int is_generic:1; /* whenever this is a generic method definition */
  78         unsigned int is_inflated:1; /* whether we're a MonoMethodInflated */
  79         unsigned int skip_visibility:1; /* whenever to skip JIT visibility checks */
  80         unsigned int verification_success:1; /* whether this method has been verified successfully.*/
  81         signed int slot : 16;
  82
  83         /*
  84          * If is_generic is TRUE, the generic_container is stored in image->property_hash,
  85          * using the key MONO_METHOD_PROP_GENERIC_CONTAINER.
  86          */
  87 };
  88
  89 struct _MonoMethodWrapper {
  90         MonoMethod method;
  91         MonoMethodHeader *header;
  92         void *method_data;
  93 };
  94
  95 struct _MonoDynamicMethod {
  96         MonoMethodWrapper method;
  97         MonoAssembly *assembly;
  98 };
  99
 100 struct _MonoMethodPInvoke {
 101         MonoMethod method;
 102         gpointer addr;
 103         /* add marshal info */
 104         guint16 piflags;  /* pinvoke flags */
 105         guint32 implmap_idx;  /* index into IMPLMAP */
 106 };
 107
 108 /*
 109  * Stores the default value / RVA of fields.
 110  * This information is rarely needed, so it is stored separately from
 111  * MonoClassField.
 112  */
 113 typedef struct MonoFieldDefaultValue {
 114         /*
 115          * If the field is constant, pointer to the metadata constant
 116          * value.
 117          * If the field has an RVA flag, pointer to the data.
 118          * Else, invalid.
 119          */
 120         const char      *data;
 121
 122         /* If the field is constant, the type of the constant. */
 123         MonoTypeEnum     def_type;
 124 } MonoFieldDefaultValue;
 125
 126 /*
 127  * MonoClassField is just a runtime representation of the metadata for
 128  * field, it doesn't contain the data directly.  Static fields are
 129  * stored in MonoVTable->data.  Instance fields are allocated in the
 130  * objects after the object header.
 131  */
 132 struct _MonoClassField {
 133         /* Type of the field */
 134         MonoType        *type;
 135
 136         const char      *name;
 137
 138         /* Type where the field was defined */
 139         MonoClass       *parent;
 140
 141         /*
 142          * Offset where this field is stored; if it is an instance
 143          * field, it's the offset from the start of the object, if
 144          * it's static, it's from the start of the memory chunk
 145          * allocated for statics for the class.
 146          * For special static fields, this is set to -1 during vtable construction.
 147          */
 148         int              offset;
 149 };
 150
 151 /* a field is ignored if it's named "_Deleted" and it has the specialname and rtspecialname flags set */
 152 #define mono_field_is_deleted(field) (((field)->type->attrs & (FIELD_ATTRIBUTE_SPECIAL_NAME | FIELD_ATTRIBUTE_RT_SPECIAL_NAME)) \
 153                                       && (strcmp (mono_field_get_name (field), "_Deleted") == 0))
 154
 155 /* a field is ignored if it's named "_Deleted" and it has the specialname and rtspecialname flags set */
 156 /* Try to avoid loading the field's type */
 157 #define mono_field_is_deleted_with_flags(field, flags) (((flags) & (FIELD_ATTRIBUTE_SPECIAL_NAME | FIELD_ATTRIBUTE_RT_SPECIAL_NAME)) \
 158                                       && (strcmp (mono_field_get_name (field), "_Deleted") == 0))
 159
 160 typedef struct {
 161         MonoClassField *field;
 162         guint32 offset;
 163         MonoMarshalSpec *mspec;
 164 } MonoMarshalField;
 165
 166 typedef struct {
 167         MonoPropertyBagItem head;
 168
 169         guint32 native_size, min_align;
 170         guint32 num_fields;
 171         MonoMethod *ptr_to_str;
 172         MonoMethod *str_to_ptr;
 173         MonoMarshalField fields [MONO_ZERO_LEN_ARRAY];
 174 } MonoMarshalType;
 175
 176 #define MONO_SIZEOF_MARSHAL_TYPE (offsetof (MonoMarshalType, fields))
 177
 178 struct _MonoProperty {
 179         MonoClass *parent;
 180         const char *name;
 181         MonoMethod *get;
 182         MonoMethod *set;
 183         guint32 attrs;
 184 };
 185
 186 struct _MonoEvent {
 187         MonoClass *parent;
 188         const char *name;
 189         MonoMethod *add;
 190         MonoMethod *remove;
 191         MonoMethod *raise;
 192 #ifndef MONO_SMALL_CONFIG
 193         MonoMethod **other;
 194 #endif
 195         guint32 attrs;
 196 };
 197
 198 /* type of exception being "on hold" for later processing (see exception_type) */
 199 typedef enum {
 200         MONO_EXCEPTION_NONE = 0,
 201         MONO_EXCEPTION_INVALID_PROGRAM = 3,
 202         MONO_EXCEPTION_UNVERIFIABLE_IL = 4,
 203         MONO_EXCEPTION_MISSING_METHOD = 5,
 204         MONO_EXCEPTION_MISSING_FIELD = 6,
 205         MONO_EXCEPTION_TYPE_LOAD = 7,
 206         MONO_EXCEPTION_FILE_NOT_FOUND = 8,
 207         MONO_EXCEPTION_METHOD_ACCESS = 9,
 208         MONO_EXCEPTION_FIELD_ACCESS = 10,
 209         MONO_EXCEPTION_GENERIC_SHARING_FAILED = 11,
 210         MONO_EXCEPTION_BAD_IMAGE = 12,
 211         MONO_EXCEPTION_OBJECT_SUPPLIED = 13, /*The exception object is already created.*/
 212         MONO_EXCEPTION_OUT_OF_MEMORY = 14,
 213         MONO_EXCEPTION_INLINE_FAILED = 15,
 214         MONO_EXCEPTION_MONO_ERROR = 16,
 215         /* add other exception type */
 216 } MonoExceptionType;
 217
 218 /* This struct collects the info needed for the runtime use of a class,
 219  * like the vtables for a domain, the GC descriptor, etc.
 220  */
 221 typedef struct {
 222         guint16 max_domain;
 223         /* domain_vtables is indexed by the domain id and the size is max_domain + 1 */
 224         MonoVTable *domain_vtables [MONO_ZERO_LEN_ARRAY];
 225 } MonoClassRuntimeInfo;
 226
 227 #define MONO_SIZEOF_CLASS_RUNTIME_INFO (sizeof (MonoClassRuntimeInfo) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
 228
 229 typedef struct {
 230         MonoPropertyBagItem head;
 231
 232         MonoProperty *properties;
 233         guint32 first, count;
 234         MonoFieldDefaultValue *def_values;
 235 } MonoClassPropertyInfo;
 236
 237 typedef struct {
 238         MonoPropertyBagItem head;
 239
 240         /* Initialized by a call to mono_class_setup_events () */
 241         MonoEvent *events;
 242         guint32 first, count;
 243 } MonoClassEventInfo;
 244
 245 typedef enum {
 246         MONO_CLASS_DEF = 1, /* non-generic type */
 247         MONO_CLASS_GTD, /* generic type definition */
 248         MONO_CLASS_GINST, /* generic instantiation */
 249         MONO_CLASS_GPARAM, /* generic parameter */
 250         MONO_CLASS_ARRAY, /* vector or array, bounded or not */
 251         MONO_CLASS_POINTER, /* pointer of function pointer*/
 252 } MonoTypeKind;
 253
 254 typedef struct _MonoClassDef MonoClassDef;
 255 typedef struct _MonoClassGtd MonoClassGtd;
 256 typedef struct _MonoClassGenericInst MonoClassGenericInst;
 257 typedef struct _MonoClassGenericParam MonoClassGenericParam;
 258 typedef struct _MonoClassArray MonoClassArray;
 259 typedef struct _MonoClassPointer MonoClassPointer;
 260
 261 union _MonoClassSizes {
 262                 int class_size; /* size of area for static fields */
 263                 int element_size; /* for array types */
 264                 int generic_param_token; /* for generic param types, both var and mvar */
 265 };
 266
 267 /* enabled only with small config for now: we might want to do it unconditionally */
 268 #ifdef MONO_SMALL_CONFIG
 269 #define COMPRESSED_INTERFACE_BITMAP 1
 270 #endif
 271
 272
 273 #ifdef ENABLE_CHECKED_BUILD_PRIVATE_TYPES
 274 #define MONO_CLASS_DEF_PRIVATE 1
 275 #endif
 276
 277 /* Hide _MonoClass definition in checked build mode to ensure that
 278  * it is only accessed via getter and setter methods.
 279  */
 280 #ifndef MONO_CLASS_DEF_PRIVATE
 281 #include "class-private-definition.h"
 282 #endif
 283
 284 /* If MonoClass definition is hidden, just declare the getters.
 285  * Otherwise, define them as static inline functions.
 286  */
 287 #ifdef MONO_CLASS_DEF_PRIVATE
 288 #define MONO_CLASS_GETTER(funcname, rettype, optref, argtype, fieldname) rettype funcname (argtype *klass);
 289 #else
 290 #define MONO_CLASS_GETTER(funcname, rettype, optref, argtype, fieldname) static inline rettype funcname (argtype *klass) { return optref klass-> fieldname ; }
 291 #endif
 292 #define MONO_CLASS_OFFSET(funcname, argtype, fieldname) /*nothing*/
 293 #include "class-getters.h"
 294 #undef MONO_CLASS_GETTER
 295 #undef MONO_CLASS_OFFSET
 296
 297 #ifdef COMPRESSED_INTERFACE_BITMAP
 298 int mono_compress_bitmap (uint8_t *dest, const uint8_t *bitmap, int size);
 299 int mono_class_interface_match (const uint8_t *bitmap, int id);
 300 #else
 301 #define mono_class_interface_match(bmap,uiid) ((bmap) [(uiid) >> 3] & (1 << ((uiid)&7)))
 302 #endif
 303
 304 #define MONO_CLASS_IMPLEMENTS_INTERFACE(k,uiid) (((uiid) <= m_class_get_max_interface_id (k)) && mono_class_interface_match (m_class_get_interface_bitmap (k), (uiid)))
 305
 306 #define MONO_VTABLE_AVAILABLE_GC_BITS 4
 307
 308 #ifdef DISABLE_REMOTING
 309 #define mono_class_is_marshalbyref(klass) (FALSE)
 310 #define mono_class_is_contextbound(klass) (FALSE)
 311 #define mono_vtable_is_remote(vtable) (FALSE)
 312 #define mono_vtable_set_is_remote(vtable,enable) do {} while (0)
 313 #else
 314 #define mono_class_is_marshalbyref(klass) (m_class_get_marshalbyref (klass))
 315 #define mono_class_is_contextbound(klass) (m_class_get_contextbound (klass))
 316 #define mono_vtable_is_remote(vtable) ((vtable)->remote)
 317 #define mono_vtable_set_is_remote(vtable,enable) do { (vtable)->remote = enable ? 1 : 0; } while (0)
 318 #endif
 319
 320 #ifdef DISABLE_COM
 321 #define mono_class_is_com_object(klass) (FALSE)
 322 #else
 323 #define mono_class_is_com_object(klass) (m_class_is_com_object (klass))
 324 #endif
 325
 326
 327 MONO_API int mono_class_interface_offset (MonoClass *klass, MonoClass *itf);
 328 int mono_class_interface_offset_with_variance (MonoClass *klass, MonoClass *itf, gboolean *non_exact_match);
 329
 330 typedef gpointer MonoRuntimeGenericContext;
 331
 332 typedef enum {
 333         /* array or string */
 334         MONO_VT_FLAG_ARRAY_OR_STRING = (1 << 0)
 335 } MonoVTableFlags;
 336
 337 /* the interface_offsets array is stored in memory before this struct */
 338 struct MonoVTable {
 339         MonoClass  *klass;
 340          /*
 341          * According to comments in gc_gcj.h, this should be the second word in
 342          * the vtable.
 343          */
 344         MonoGCDescriptor gc_descr;
 345         MonoDomain *domain;  /* each object/vtable belongs to exactly one domain */
 346         gpointer    type; /* System.Type type for klass */
 347         guint8     *interface_bitmap;
 348         guint32     max_interface_id;
 349         guint8      rank;
 350         /* Keep this a guint8, the jit depends on it */
 351         guint8      initialized; /* cctor has been run */
 352         /* Keep this a guint8, the jit depends on it */
 353         guint8      flags; /* MonoVTableFlags */
 354         guint remote          : 1; /* class is remotely activated */
 355         guint init_failed     : 1; /* cctor execution failed */
 356         guint has_static_fields : 1; /* pointer to the data stored at the end of the vtable array */
 357         guint gc_bits         : MONO_VTABLE_AVAILABLE_GC_BITS; /* Those bits are reserved for the usaged of the GC */
 358
 359         guint32     imt_collisions_bitmap;
 360         MonoRuntimeGenericContext *runtime_generic_context;
 361         /* interp virtual method table */
 362         gpointer *interp_vtable;
 363         /* do not add any fields after vtable, the structure is dynamically extended */
 364         /* vtable contains function pointers to methods or their trampolines, at the
 365          end there may be a slot containing the pointer to the static fields */
 366         gpointer    vtable [MONO_ZERO_LEN_ARRAY];
 367 };
 368
 369 #define MONO_SIZEOF_VTABLE (sizeof (MonoVTable) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
 370
 371 #define MONO_VTABLE_IMPLEMENTS_INTERFACE(vt,uiid) (((uiid) <= (vt)->max_interface_id) && mono_class_interface_match ((vt)->interface_bitmap, (uiid)))
 372
 373 /*
 374  * Generic instantiation data type encoding.
 375  */
 376
 377 /*
 378  * A particular generic instantiation:
 379  *
 380  * All instantiations are cached and we don't distinguish between class and method
 381  * instantiations here.
 382  */
 383 struct _MonoGenericInst {
 384 #ifndef MONO_SMALL_CONFIG
 385         gint32 id;                      /* unique ID for debugging */
 386 #endif
 387         guint type_argc    : 22;        /* number of type arguments */
 388         guint is_open      :  1;        /* if this is an open type */
 389         MonoType *type_argv [MONO_ZERO_LEN_ARRAY];
 390 };
 391
 392 #define MONO_SIZEOF_GENERIC_INST (sizeof (MonoGenericInst) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
 393 /*
 394  * The generic context: an instantiation of a set of class and method generic parameters.
 395  *
 396  * NOTE: Never allocate this directly on the heap.  It have to be either allocated on the stack,
 397  *       or embedded within other objects.  Don't store pointers to this, because it may be on the stack.
 398  *       If you really have to, ensure you store a pointer to the embedding object along with it.
 399  */
 400 struct _MonoGenericContext {
 401         /* The instantiation corresponding to the class generic parameters */
 402         MonoGenericInst *class_inst;
 403         /* The instantiation corresponding to the method generic parameters */
 404         MonoGenericInst *method_inst;
 405 };
 406
 407 /*
 408  * Inflated generic method.
 409  */
 410 struct _MonoMethodInflated {
 411         union {
 412                 MonoMethod method;
 413                 MonoMethodPInvoke pinvoke;
 414         } method;
 415         MonoMethod *declaring;          /* the generic method definition. */
 416         MonoGenericContext context;     /* The current instantiation */
 417         MonoImageSet *owner; /* The image set that the inflated method belongs to. */
 418 };
 419
 420 /*
 421  * A particular instantiation of a generic type.
 422  */
 423 struct _MonoGenericClass {
 424         MonoClass *container_class;     /* the generic type definition */
 425         MonoGenericContext context;     /* a context that contains the type instantiation doesn't contain any method instantiation */ /* FIXME: Only the class_inst member of "context" is ever used, so this field could be replaced with just a monogenericinst */
 426         guint is_dynamic  : 1;          /* Contains dynamic types */
 427         guint is_tb_open  : 1;          /* This is the fully open instantiation for a type_builder. Quite ugly, but it's temporary.*/
 428         guint need_sync   : 1;      /* Only if dynamic. Need to be synchronized with its container class after its finished. */
 429         MonoClass *cached_class;        /* if present, the MonoClass corresponding to the instantiation.  */
 430
 431         /*
 432          * The image set which owns this generic class. Memory owned by the generic class
 433          * including cached_class should be allocated from the mempool of the image set,
 434          * so it is easy to free.
 435          */
 436         MonoImageSet *owner;
 437 };
 438
 439 /* Additional details about a MonoGenericParam */
 440 /* Keep in sync with managed Mono.RuntimeStructs.GenericParamInfo */
 441 typedef struct {
 442         MonoClass *pklass;              /* The corresponding `MonoClass'. */
 443         const char *name;
 444
 445         // See GenericParameterAttributes
 446         guint16 flags;
 447
 448         guint32 token;
 449
 450         // Constraints on type parameters
 451         MonoClass** constraints; /* NULL means end of list */
 452 } MonoGenericParamInfo;
 453
 454 /*
 455  * A type parameter.
 456  */
 457 struct _MonoGenericParam {
 458         /*
 459          * Type or method this parameter was defined in.
 460          */
 461         MonoGenericContainer *owner;
 462         guint16 num;
 463         /*
 464          * If != NULL, this is a generated generic param used by the JIT to implement generic
 465          * sharing.
 466          */
 467         MonoType *gshared_constraint;
 468
 469         MonoGenericParamInfo info;
 470 };
 471
 472 typedef MonoGenericParam MonoGenericParamFull;
 473
 474 /*
 475  * The generic container.
 476  *
 477  * Stores the type parameters of a generic type definition or a generic method definition.
 478  */
 479 struct _MonoGenericContainer {
 480         MonoGenericContext context;
 481         /* If we're a generic method definition in a generic type definition,
 482            the generic container of the containing class. */
 483         MonoGenericContainer *parent;
 484         /* the generic type definition or the generic method definition corresponding to this container */
 485         /* Union rules: If is_anonymous, image field is valid; else if is_method, method field is valid; else klass is valid. */
 486         union {
 487                 MonoClass *klass;
 488                 MonoMethod *method;
 489                 MonoImage *image;
 490         } owner;
 491         int type_argc    : 29; // Per the ECMA spec, this value is capped at 16 bits
 492         /* If true, we're a generic method, otherwise a generic type definition. */
 493         /* Invariant: parent != NULL => is_method */
 494         int is_method     : 1;
 495         /* If true, this container has no associated class/method and only the image is known. This can happen:
 496            1. For the special anonymous containers kept by MonoImage.
 497            2. When user code creates a generic parameter via SRE, but has not yet set an owner. */
 498         int is_anonymous : 1;
 499         /* Our type parameters. If this is a special anonymous container (case 1, above), this field is not valid, use mono_metadata_create_anon_gparam ()  */
 500         MonoGenericParamFull *type_params;
 501 };
 502
 503 static inline MonoGenericParam *
 504 mono_generic_container_get_param (MonoGenericContainer *gc, int i)
 505 {
 506         return (MonoGenericParam *) &gc->type_params [i];
 507 }
 508
 509 static inline MonoGenericParamInfo *
 510 mono_generic_container_get_param_info (MonoGenericContainer *gc, int i)
 511 {
 512         return &gc->type_params [i].info;
 513 }
 514
 515 static inline MonoGenericContainer *
 516 mono_generic_param_owner (MonoGenericParam *p)
 517 {
 518         return p->owner;
 519 }
 520
 521 static inline int
 522 mono_generic_param_num (MonoGenericParam *p)
 523 {
 524         return p->num;
 525 }
 526
 527 static inline MonoGenericParamInfo *
 528 mono_generic_param_info (MonoGenericParam *p)
 529 {
 530         return &((MonoGenericParamFull *) p)->info;
 531 }
 532
 533 static inline const char *
 534 mono_generic_param_name (MonoGenericParam *p)
 535 {
 536         return ((MonoGenericParamFull *) p)->info.name;
 537 }
 538
 539 static inline MonoGenericContainer *
 540 mono_type_get_generic_param_owner (MonoType *t)
 541 {
 542         return mono_generic_param_owner (t->data.generic_param);
 543 }
 544
 545 static inline int
 546 mono_type_get_generic_param_num (MonoType *t)
 547 {
 548         return mono_generic_param_num (t->data.generic_param);
 549 }
 550
 551 /*
 552  * Class information which might be cached by the runtime in the AOT file for
 553  * example. Caching this allows us to avoid computing a generic vtable
 554  * (class->vtable) in most cases, saving time and avoiding creation of lots of
 555  * MonoMethod structures.
 556  */
 557 typedef struct MonoCachedClassInfo {
 558         guint32 vtable_size;
 559         guint has_finalize : 1;
 560         guint ghcimpl : 1;
 561         guint has_cctor : 1;
 562         guint has_nested_classes : 1;
 563         guint blittable : 1;
 564         guint has_references : 1;
 565         guint has_static_refs : 1;
 566         guint no_special_static_fields : 1;
 567         guint is_generic_container : 1;
 568         guint has_weak_fields : 1;
 569         guint32 cctor_token;
 570         MonoImage *finalize_image;
 571         guint32 finalize_token;
 572         guint32 instance_size;
 573         guint32 class_size;
 574         guint32 packing_size;
 575         guint32 min_align;
 576 } MonoCachedClassInfo;
 577
 578 typedef struct {
 579         // Name and func fields double as "inited".
 580         // That is, any initialized MonoJitICallInfo must
 581         // have both of them to be non-NULL.
 582         const char *name;
 583         gconstpointer func;
 584         gconstpointer wrapper;
 585         gconstpointer trampoline;
 586         MonoMethodSignature *sig;
 587         const char *c_symbol;
 588         MonoMethod *wrapper_method;
 589 } MonoJitICallInfo;
 590
 591 void
 592 mono_class_setup_supertypes (MonoClass *klass);
 593
 594 /* WARNING
 595  * Only call this function if you can ensure both @klass and @parent
 596  * have supertype information initialized.
 597  * This can be accomplished by mono_class_setup_supertypes or mono_class_init.
 598  * If unsure, use mono_class_has_parent.
 599  */
 600 static inline gboolean
 601 mono_class_has_parent_fast (MonoClass *klass, MonoClass *parent)
 602 {
 603         return (m_class_get_idepth (klass) >= m_class_get_idepth (parent)) && (m_class_get_supertypes (klass) [m_class_get_idepth (parent) - 1] == parent);
 604 }
 605
 606 static inline gboolean
 607 mono_class_has_parent (MonoClass *klass, MonoClass *parent)
 608 {
 609         if (G_UNLIKELY (!m_class_get_supertypes (klass)))
 610                 mono_class_setup_supertypes (klass);
 611
 612         if (G_UNLIKELY (!m_class_get_supertypes (parent)))
 613                 mono_class_setup_supertypes (parent);
 614
 615         return mono_class_has_parent_fast (klass, parent);
 616 }
 617
 618 typedef struct {
 619         MonoVTable *default_vtable;
 620         MonoVTable *xdomain_vtable;
 621         MonoClass *proxy_class;
 622         char* proxy_class_name;
 623         uint32_t interface_count;
 624         MonoClass *interfaces [MONO_ZERO_LEN_ARRAY];
 625 } MonoRemoteClass;
 626
 627 #define MONO_SIZEOF_REMOTE_CLASS (sizeof (MonoRemoteClass) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
 628
 629 typedef struct {
 630         gint32 initialized_class_count;
 631         gint32 generic_vtable_count;
 632         gint32 used_class_count;
 633         gint32 method_count;
 634         gint32 class_vtable_size;
 635         gint32 class_static_data_size;
 636         gint32 generic_class_count;
 637         gint32 inflated_method_count;
 638         gint32 inflated_type_count;
 639         gint32 delegate_creations;
 640         gint32 imt_tables_size;
 641         gint32 imt_number_of_tables;
 642         gint32 imt_number_of_methods;
 643         gint32 imt_used_slots;
 644         gint32 imt_slots_with_collisions;
 645         gint32 imt_max_collisions_in_slot;
 646         gint32 imt_method_count_when_max_collisions;
 647         gint32 imt_trampolines_size;
 648         gint32 jit_info_table_insert_count;
 649         gint32 jit_info_table_remove_count;
 650         gint32 jit_info_table_lookup_count;
 651         gint32 generics_sharable_methods;
 652         gint32 generics_unsharable_methods;
 653         gint32 generics_shared_methods;
 654         gint32 gsharedvt_methods;
 655         gboolean enabled;
 656 } MonoStats;
 657
 658 /*
 659  * new structure to hold performace counters values that are exported
 660  * to managed code.
 661  * Note: never remove fields from this structure and only add them to the end.
 662  * Size of fields and type should not be changed as well.
 663  */
 664 typedef struct {
 665         /* JIT category */
 666         gint32 jit_methods;
 667         gint32 jit_bytes;
 668         gint32 jit_time;
 669         gint32 jit_failures;
 670         /* Exceptions category */
 671         gint32 exceptions_thrown;
 672         gint32 exceptions_filters;
 673         gint32 exceptions_finallys;
 674         gint32 exceptions_depth;
 675         gint32 aspnet_requests_queued;
 676         gint32 aspnet_requests;
 677         /* Memory category */
 678         gint32 gc_collections0;
 679         gint32 gc_collections1;
 680         gint32 gc_collections2;
 681         gint32 gc_promotions0;
 682         gint32 gc_promotions1;
 683         gint32 gc_promotion_finalizers;
 684         gint64 gc_gen0size;
 685         gint64 gc_gen1size;
 686         gint64 gc_gen2size;
 687         gint32 gc_lossize;
 688         gint32 gc_fin_survivors;
 689         gint32 gc_num_handles;
 690         gint32 gc_allocated;
 691         gint32 gc_induced;
 692         gint32 gc_time;
 693         gint64 gc_total_bytes;
 694         gint64 gc_committed_bytes;
 695         gint64 gc_reserved_bytes;
 696         gint32 gc_num_pinned;
 697         gint32 gc_sync_blocks;
 698         /* Remoting category */
 699         gint32 remoting_calls;
 700         gint32 remoting_channels;
 701         gint32 remoting_proxies;
 702         gint32 remoting_classes;
 703         gint32 remoting_objects;
 704         gint32 remoting_contexts;
 705         /* Loader category */
 706         gint32 loader_classes;
 707         gint32 loader_total_classes;
 708         gint32 loader_appdomains;
 709         gint32 loader_total_appdomains;
 710         gint32 loader_assemblies;
 711         gint32 loader_total_assemblies;
 712         gint32 loader_failures;
 713         gint32 loader_bytes;
 714         gint32 loader_appdomains_uloaded;
 715         /* Threads and Locks category  */
 716         gint32 thread_contentions;
 717         gint32 thread_queue_len;
 718         gint32 thread_queue_max;
 719         gint32 thread_num_logical;
 720         gint32 thread_num_physical;
 721         gint32 thread_cur_recognized;
 722         gint32 thread_num_recognized;
 723         /* Interop category */
 724         gint32 interop_num_ccw;
 725         gint32 interop_num_stubs;
 726         gint32 interop_num_marshals;
 727         /* Security category */
 728         gint32 security_num_checks;
 729         gint32 security_num_link_checks;
 730         gint32 security_time;
 731         gint32 security_depth;
 732         gint32 unused;
 733         /* Threadpool */
 734         gint32 threadpool_threads;
 735         gint64 threadpool_workitems;
 736         gint64 threadpool_ioworkitems;
 737         gint32 threadpool_iothreads;
 738 } MonoPerfCounters;
 739
 740 extern MonoPerfCounters *mono_perfcounters;
 741
 742 MONO_API void mono_perfcounters_init (void);
 743
 744 /*
 745  * The definition of the first field in SafeHandle,
 746  * Keep in sync with SafeHandle.cs, this is only used
 747  * to access the `handle' parameter.
 748  */
 749 typedef struct {
 750         MonoObject  base;
 751         void       *handle;
 752 } MonoSafeHandle;
 753
 754 /*
 755  * Keep in sync with HandleRef.cs
 756  */
 757 typedef struct {
 758         MonoObject *wrapper;
 759         void       *handle;
 760 } MonoHandleRef;
 761
 762 extern MonoStats mono_stats;
 763
 764 typedef gboolean (*MonoGetCachedClassInfo) (MonoClass *klass, MonoCachedClassInfo *res);
 765
 766 typedef gboolean (*MonoGetClassFromName) (MonoImage *image, const char *name_space, const char *name, MonoClass **res);
 767
 768 static inline gboolean
 769 method_is_dynamic (MonoMethod *method)
 770 {
 771 #ifdef DISABLE_REFLECTION_EMIT
 772         return FALSE;
 773 #else
 774         return method->dynamic;
 775 #endif
 776 }
 777
 778 MonoMethod*
 779 mono_class_get_method_by_index (MonoClass *klass, int index);
 780
 781 MonoMethod*
 782 mono_class_get_inflated_method (MonoClass *klass, MonoMethod *method, MonoError *error);
 783
 784 MonoMethod*
 785 mono_class_get_vtable_entry (MonoClass *klass, int offset);
 786
 787 GPtrArray*
 788 mono_class_get_implemented_interfaces (MonoClass *klass, MonoError *error);
 789
 790 int
 791 mono_class_get_vtable_size (MonoClass *klass);
 792
 793 gboolean
 794 mono_class_is_open_constructed_type (MonoType *t);
 795
 796 void
 797 mono_class_get_overrides_full (MonoImage *image, guint32 type_token, MonoMethod ***overrides, gint32 *num_overrides, MonoGenericContext *generic_context, MonoError *error);
 798
 799 MonoMethod*
 800 mono_class_get_cctor (MonoClass *klass) MONO_LLVM_INTERNAL;
 801
 802 MonoMethod*
 803 mono_class_get_finalizer (MonoClass *klass);
 804
 805 gboolean
 806 mono_class_needs_cctor_run (MonoClass *klass, MonoMethod *caller);
 807
 808 gboolean
 809 mono_class_field_is_special_static (MonoClassField *field);
 810
 811 guint32
 812 mono_class_field_get_special_static_type (MonoClassField *field);
 813
 814 gboolean
 815 mono_class_has_special_static_fields (MonoClass *klass);
 816
 817 const char*
 818 mono_class_get_field_default_value (MonoClassField *field, MonoTypeEnum *def_type);
 819
 820 MonoProperty*
 821 mono_class_get_property_from_name_internal (MonoClass *klass, const char *name);
 822
 823 const char*
 824 mono_class_get_property_default_value (MonoProperty *property, MonoTypeEnum *def_type);
 825
 826 gpointer
 827 mono_lookup_dynamic_token (MonoImage *image, guint32 token, MonoGenericContext *context, MonoError *error);
 828
 829 gpointer
 830 mono_lookup_dynamic_token_class (MonoImage *image, guint32 token, gboolean check_token, MonoClass **handle_class, MonoGenericContext *context, MonoError *error);
 831
 832 gpointer
 833 mono_runtime_create_jump_trampoline (MonoDomain *domain, MonoMethod *method, gboolean add_sync_wrapper, MonoError *error);
 834
 835 gpointer
 836 mono_runtime_create_delegate_trampoline (MonoClass *klass);
 837
 838 void
 839 mono_install_get_cached_class_info (MonoGetCachedClassInfo func);
 840
 841 void
 842 mono_install_get_class_from_name (MonoGetClassFromName func);
 843
 844 MONO_PROFILER_API MonoGenericContext*
 845 mono_class_get_context (MonoClass *klass);
 846
 847 MONO_PROFILER_API MonoMethodSignature*
 848 mono_method_signature_checked (MonoMethod *m, MonoError *err);
 849
 850 MONO_PROFILER_API MonoMethodSignature*
 851 mono_method_signature_internal (MonoMethod *m);
 852
 853 MonoGenericContext*
 854 mono_method_get_context_general (MonoMethod *method, gboolean uninflated);
 855
 856 MONO_PROFILER_API MonoGenericContext*
 857 mono_method_get_context (MonoMethod *method);
 858
 859 /* Used by monodis, thus cannot be MONO_INTERNAL */
 860 MONO_API MonoGenericContainer*
 861 mono_method_get_generic_container (MonoMethod *method);
 862
 863 MonoGenericContext*
 864 mono_generic_class_get_context (MonoGenericClass *gclass);
 865
 866 void
 867 mono_method_set_generic_container (MonoMethod *method, MonoGenericContainer* container);
 868
 869 MonoMethod*
 870 mono_class_inflate_generic_method_full_checked (MonoMethod *method, MonoClass *klass_hint, MonoGenericContext *context, MonoError *error);
 871
 872 MonoMethod *
 873 mono_class_inflate_generic_method_checked (MonoMethod *method, MonoGenericContext *context, MonoError *error);
 874
 875 MonoImageSet *
 876 mono_metadata_get_image_set_for_class (MonoClass *klass);
 877
 878 MonoImageSet *
 879 mono_metadata_get_image_set_for_method (MonoMethodInflated *method);
 880
 881 MONO_API MonoMethodSignature *
 882 mono_metadata_get_inflated_signature (MonoMethodSignature *sig, MonoGenericContext *context);
 883
 884 MonoType*
 885 mono_class_inflate_generic_type_with_mempool (MonoImage *image, MonoType *type, MonoGenericContext *context, MonoError *error);
 886
 887 MonoType*
 888 mono_class_inflate_generic_type_checked (MonoType *type, MonoGenericContext *context, MonoError *error);
 889
 890 MONO_API void
 891 mono_metadata_free_inflated_signature (MonoMethodSignature *sig);
 892
 893 MonoMethodSignature*
 894 mono_inflate_generic_signature (MonoMethodSignature *sig, MonoGenericContext *context, MonoError *error);
 895
 896 MonoClass*
 897 mono_generic_param_get_base_type (MonoClass *klass);
 898
 899 typedef struct {
 900         MonoImage *corlib;
 901         MonoClass *object_class;
 902         MonoClass *byte_class;
 903         MonoClass *void_class;
 904         MonoClass *boolean_class;
 905         MonoClass *sbyte_class;
 906         MonoClass *int16_class;
 907         MonoClass *uint16_class;
 908         MonoClass *int32_class;
 909         MonoClass *uint32_class;
 910         MonoClass *int_class;
 911         MonoClass *uint_class;
 912         MonoClass *int64_class;
 913         MonoClass *uint64_class;
 914         MonoClass *single_class;
 915         MonoClass *double_class;
 916         MonoClass *char_class;
 917         MonoClass *string_class;
 918         MonoClass *enum_class;
 919         MonoClass *array_class;
 920         MonoClass *delegate_class;
 921         MonoClass *multicastdelegate_class;
 922         MonoClass *manualresetevent_class;
 923         MonoClass *typehandle_class;
 924         MonoClass *fieldhandle_class;
 925         MonoClass *methodhandle_class;
 926         MonoClass *systemtype_class;
 927         MonoClass *runtimetype_class;
 928         MonoClass *exception_class;
 929         MonoClass *threadabortexception_class;
 930         MonoClass *thread_class;
 931         MonoClass *internal_thread_class;
 932 #ifndef DISABLE_REMOTING
 933         MonoClass *transparent_proxy_class;
 934         MonoClass *real_proxy_class;
 935         MonoClass *marshalbyrefobject_class;
 936         MonoClass *iremotingtypeinfo_class;
 937 #endif
 938         MonoClass *mono_method_message_class;
 939         MonoClass *appdomain_class;
 940         MonoClass *field_info_class;
 941         MonoClass *method_info_class;
 942         MonoClass *stack_frame_class;
 943         MonoClass *marshal_class;
 944         MonoClass *typed_reference_class;
 945         MonoClass *argumenthandle_class;
 946         MonoClass *monitor_class;
 947         MonoClass *generic_ilist_class;
 948         MonoClass *generic_nullable_class;
 949         MonoClass *attribute_class;
 950         MonoClass *critical_finalizer_object; /* MAYBE NULL */
 951         MonoClass *generic_ireadonlylist_class;
 952         MonoClass *generic_ienumerator_class;
 953         MonoMethod *threadpool_perform_wait_callback_method;
 954 } MonoDefaults;
 955
 956 #ifdef DISABLE_REMOTING
 957 #define mono_class_is_transparent_proxy(klass) (FALSE)
 958 #define mono_class_is_real_proxy(klass) (FALSE)
 959 #else
 960 #define mono_class_is_transparent_proxy(klass) ((klass) == mono_defaults.transparent_proxy_class)
 961 #define mono_class_is_real_proxy(klass) ((klass) == mono_defaults.real_proxy_class)
 962 #endif
 963
 964 #define mono_object_is_transparent_proxy(object) (mono_class_is_transparent_proxy (mono_object_class (object)))
 965
 966
 967 #define GENERATE_GET_CLASS_WITH_CACHE_DECL(shortname) \
 968 MonoClass* mono_class_get_##shortname##_class (void);
 969
 970 #define GENERATE_TRY_GET_CLASS_WITH_CACHE_DECL(shortname) \
 971 MonoClass* mono_class_try_get_##shortname##_class (void);
 972
 973 #define GENERATE_GET_CLASS_WITH_CACHE(shortname,name_space,name) \
 974 MonoClass*      \
 975 mono_class_get_##shortname##_class (void)       \
 976 {       \
 977         static MonoClass *tmp_class;    \
 978         MonoClass *klass = tmp_class;   \
 979         if (!klass) {   \
 980                 klass = mono_class_load_from_name (mono_defaults.corlib, name_space, name);     \
 981                 mono_memory_barrier (); \
 982                 tmp_class = klass;      \
 983         }       \
 984         return klass;   \
 985 }
 986
 987 #define GENERATE_TRY_GET_CLASS_WITH_CACHE(shortname,name_space,name) \
 988 MonoClass*      \
 989 mono_class_try_get_##shortname##_class (void)   \
 990 {       \
 991         static volatile MonoClass *tmp_class;   \
 992         static volatile gboolean inited;        \
 993         MonoClass *klass = (MonoClass *)tmp_class;      \
 994         mono_memory_barrier (); \
 995         if (!inited) {  \
 996                 klass = mono_class_try_load_from_name (mono_defaults.corlib, name_space, name); \
 997                 tmp_class = klass;      \
 998                 mono_memory_barrier (); \
 999                 inited = TRUE;  \
1000         }       \
1001         return klass;   \
1002 }
1003
1004 GENERATE_TRY_GET_CLASS_WITH_CACHE_DECL (safehandle)
1005
1006 #ifndef DISABLE_COM
1007
1008 GENERATE_GET_CLASS_WITH_CACHE_DECL (interop_proxy)
1009 GENERATE_GET_CLASS_WITH_CACHE_DECL (idispatch)
1010 GENERATE_GET_CLASS_WITH_CACHE_DECL (iunknown)
1011 GENERATE_GET_CLASS_WITH_CACHE_DECL (com_object)
1012 GENERATE_GET_CLASS_WITH_CACHE_DECL (variant)
1013
1014 #endif
1015
1016 GENERATE_GET_CLASS_WITH_CACHE_DECL (appdomain)
1017 GENERATE_GET_CLASS_WITH_CACHE_DECL (appdomain_setup)
1018
1019 GENERATE_GET_CLASS_WITH_CACHE_DECL (appdomain_unloaded_exception)
1020 GENERATE_TRY_GET_CLASS_WITH_CACHE_DECL (appdomain_unloaded_exception)
1021
1022 GENERATE_GET_CLASS_WITH_CACHE_DECL (valuetype)
1023
1024 GENERATE_TRY_GET_CLASS_WITH_CACHE_DECL(handleref)
1025 /* If you need a MonoType, use one of the mono_get_*_type () functions in class-inlines.h */
1026 extern MonoDefaults mono_defaults;
1027
1028 void
1029 mono_loader_init           (void);
1030
1031 void
1032 mono_loader_cleanup        (void);
1033
1034 void
1035 mono_loader_lock           (void) MONO_LLVM_INTERNAL;
1036
1037 void
1038 mono_loader_unlock         (void) MONO_LLVM_INTERNAL;
1039
1040 void
1041 mono_loader_lock_track_ownership (gboolean track);
1042
1043 gboolean
1044 mono_loader_lock_is_owned_by_self (void);
1045
1046 void
1047 mono_loader_lock_if_inited (void);
1048
1049 void
1050 mono_loader_unlock_if_inited (void);
1051
1052 void
1053 mono_reflection_init       (void);
1054
1055 void
1056 mono_icall_init            (void);
1057
1058 void
1059 mono_icall_cleanup         (void);
1060
1061 gpointer
1062 mono_method_get_wrapper_data (MonoMethod *method, guint32 id);
1063
1064 gboolean
1065 mono_metadata_has_generic_params (MonoImage *image, guint32 token);
1066
1067 MONO_API MonoGenericContainer *
1068 mono_metadata_load_generic_params (MonoImage *image, guint32 token,
1069                                    MonoGenericContainer *parent_container,
1070                                    gpointer real_owner);
1071
1072 MONO_API gboolean
1073 mono_metadata_load_generic_param_constraints_checked (MonoImage *image, guint32 token,
1074                                               MonoGenericContainer *container, MonoError *error);
1075
1076 // This is the "real" function for registering JIT icalls. All others are one line wrappers that call it,
1077 // i.e. filling in info or c_symbol.
1078 void
1079 mono_register_jit_icall_info (MonoJitICallInfo *info, gconstpointer func, const char *name,
1080                               MonoMethodSignature *sig, gboolean no_wrapper, const char *c_symbol);
1081
1082 #ifdef __cplusplus
1083 template <typename T>
1084 inline void
1085 mono_register_jit_icall_info (MonoJitICallInfo *info, T func, const char *name, MonoMethodSignature *sig, gboolean no_wrapper, const char *c_symbol)
1086 {
1087         mono_register_jit_icall_info (info, (gconstpointer)func, name, sig, no_wrapper, c_symbol);
1088 }
1089 #endif // __cplusplus
1090
1091 #define mono_register_jit_icall(func, sig, no_wrapper) (mono_register_jit_icall_info (&mono_get_jit_icall_info ()->func, func, #func, (sig), (no_wrapper), NULL))
1092
1093 void
1094 mono_register_jit_icall_wrapper (MonoJitICallInfo *info, gconstpointer wrapper);
1095
1096 MonoJitICallInfo *
1097 mono_find_jit_icall_by_name (const char *name) MONO_LLVM_INTERNAL;
1098
1099 MonoJitICallInfo *
1100 mono_find_jit_icall_by_addr (gconstpointer addr) MONO_LLVM_INTERNAL;
1101
1102 const char*
1103 mono_lookup_jit_icall_symbol (const char *name);
1104
1105 gboolean
1106 mono_class_set_type_load_failure (MonoClass *klass, const char * fmt, ...) MONO_ATTR_FORMAT_PRINTF(2,3);
1107
1108 MonoException*
1109 mono_class_get_exception_for_failure (MonoClass *klass);
1110
1111 char*
1112 mono_type_get_name_full (MonoType *type, MonoTypeNameFormat format);
1113
1114 char*
1115 mono_type_get_full_name (MonoClass *klass);
1116
1117 char *
1118 mono_method_get_name_full (MonoMethod *method, gboolean signature, gboolean ret, MonoTypeNameFormat format);
1119
1120 MONO_PROFILER_API char *
1121 mono_method_get_full_name (MonoMethod *method);
1122
1123 const char*
1124 mono_wrapper_type_to_str (guint32 wrapper_type);
1125
1126 MonoArrayType *mono_dup_array_type (MonoImage *image, MonoArrayType *a);
1127 MonoMethodSignature *mono_metadata_signature_deep_dup (MonoImage *image, MonoMethodSignature *sig);
1128
1129 MONO_API void
1130 mono_image_init_name_cache (MonoImage *image);
1131
1132 MonoClass*
1133 mono_class_get_nullable_param_internal (MonoClass *klass);
1134
1135 /* object debugging functions, for use inside gdb */
1136 MONO_API void mono_object_describe        (MonoObject *obj);
1137 MONO_API void mono_object_describe_fields (MonoObject *obj);
1138 MONO_API void mono_value_describe_fields  (MonoClass* klass, const char* addr);
1139 MONO_API void mono_class_describe_statics (MonoClass* klass);
1140
1141 /* method debugging functions, for use inside gdb */
1142 MONO_API void mono_method_print_code (MonoMethod *method);
1143
1144 MONO_PROFILER_API char *mono_signature_full_name (MonoMethodSignature *sig);
1145
1146 /*Enum validation related functions*/
1147 MONO_API gboolean
1148 mono_type_is_valid_enum_basetype (MonoType * type);
1149
1150 MONO_API gboolean
1151 mono_class_is_valid_enum (MonoClass *klass);
1152
1153 MONO_PROFILER_API gboolean
1154 mono_type_is_primitive (MonoType *type);
1155
1156 MonoType *
1157 mono_type_get_checked        (MonoImage *image, guint32 type_token, MonoGenericContext *context, MonoError *error);
1158
1159 gboolean
1160 mono_generic_class_is_generic_type_definition (MonoGenericClass *gklass);
1161
1162 MonoType*
1163 mono_type_get_basic_type_from_generic (MonoType *type);
1164
1165 gboolean
1166 mono_method_can_access_method_full (MonoMethod *method, MonoMethod *called, MonoClass *context_klass);
1167
1168 gboolean
1169 mono_method_can_access_field_full (MonoMethod *method, MonoClassField *field, MonoClass *context_klass);
1170
1171 gboolean
1172 mono_class_can_access_class (MonoClass *access_class, MonoClass *target_class);
1173
1174 MonoClass *
1175 mono_class_get_generic_type_definition (MonoClass *klass);
1176
1177 gboolean
1178 mono_class_has_parent_and_ignore_generics (MonoClass *klass, MonoClass *parent);
1179
1180 int
1181 mono_method_get_vtable_slot (MonoMethod *method);
1182
1183 int
1184 mono_method_get_vtable_index (MonoMethod *method);
1185
1186 MonoMethod*
1187 mono_method_get_base_method (MonoMethod *method, gboolean definition, MonoError *error);
1188
1189 MonoMethod*
1190 mono_method_search_in_array_class (MonoClass *klass, const char *name, MonoMethodSignature *sig);
1191
1192 void
1193 mono_class_setup_interface_id (MonoClass *klass);
1194
1195 MonoGenericContainer*
1196 mono_class_get_generic_container (MonoClass *klass);
1197
1198 gpointer
1199 mono_class_alloc (MonoClass *klass, int size);
1200
1201 gpointer
1202 mono_class_alloc0 (MonoClass *klass, int size);
1203
1204 #define mono_class_alloc0(klass, size) (g_cast (mono_class_alloc0 ((klass), (size))))
1205
1206 void
1207 mono_class_setup_interfaces (MonoClass *klass, MonoError *error);
1208
1209 MonoClassField*
1210 mono_class_get_field_from_name_full (MonoClass *klass, const char *name, MonoType *type);
1211
1212 MonoVTable*
1213 mono_class_vtable_checked (MonoDomain *domain, MonoClass *klass, MonoError *error);
1214
1215 void
1216 mono_class_is_assignable_from_checked (MonoClass *klass, MonoClass *oklass, gboolean *result, MonoError *error);
1217
1218 gboolean
1219 mono_class_is_assignable_from_slow (MonoClass *target, MonoClass *candidate);
1220
1221 gboolean
1222 mono_class_has_variant_generic_params (MonoClass *klass);
1223
1224 gboolean
1225 mono_class_is_variant_compatible (MonoClass *klass, MonoClass *oklass, gboolean check_for_reference_conv);
1226
1227 gboolean
1228 mono_class_is_subclass_of_internal (MonoClass *klass, MonoClass *klassc, gboolean check_interfaces);
1229
1230 mono_bool
1231 mono_class_is_assignable_from_internal (MonoClass *klass, MonoClass *oklass);
1232
1233 gboolean mono_is_corlib_image (MonoImage *image);
1234
1235 MonoType*
1236 mono_field_get_type_checked (MonoClassField *field, MonoError *error);
1237
1238 MonoType*
1239 mono_field_get_type_internal (MonoClassField *field);
1240
1241 MonoClassField*
1242 mono_class_get_fields_internal (MonoClass* klass, gpointer *iter);
1243
1244 MonoClassField*
1245 mono_class_get_fields_lazy (MonoClass* klass, gpointer *iter);
1246
1247 gboolean
1248 mono_class_check_vtable_constraints (MonoClass *klass, GList *in_setup);
1249
1250 gboolean
1251 mono_class_has_finalizer (MonoClass *klass);
1252
1253 void
1254 mono_unload_interface_id (MonoClass *klass);
1255
1256 GPtrArray*
1257 mono_class_get_methods_by_name (MonoClass *klass, const char *name, guint32 bflags, guint32 mlisttype, gboolean allow_ctors, MonoError *error);
1258
1259 char*
1260 mono_class_full_name (MonoClass *klass);
1261
1262 MonoClass*
1263 mono_class_inflate_generic_class_checked (MonoClass *gklass, MonoGenericContext *context, MonoError *error);
1264
1265 MONO_PROFILER_API MonoClass *
1266 mono_class_get_checked (MonoImage *image, guint32 type_token, MonoError *error);
1267
1268 MonoClass *
1269 mono_class_get_and_inflate_typespec_checked (MonoImage *image, guint32 type_token, MonoGenericContext *context, MonoError *error);
1270
1271 MonoClass *
1272 mono_class_from_name_checked (MonoImage *image, const char* name_space, const char *name, MonoError *error);
1273
1274 MonoClass *
1275 mono_class_from_name_case_checked (MonoImage *image, const char* name_space, const char *name, MonoError *error);
1276
1277 MONO_PROFILER_API MonoClass *
1278 mono_class_from_mono_type_internal (MonoType *type);
1279
1280 MonoClassField*
1281 mono_field_from_token_checked (MonoImage *image, uint32_t token, MonoClass **retklass, MonoGenericContext *context, MonoError *error);
1282
1283 gpointer
1284 mono_ldtoken_checked (MonoImage *image, guint32 token, MonoClass **handle_class, MonoGenericContext *context, MonoError *error);
1285
1286 MonoImage *
1287 mono_get_image_for_generic_param (MonoGenericParam *param);
1288
1289 char *
1290 mono_make_generic_name_string (MonoImage *image, int num);
1291
1292 MonoClass *
1293 mono_class_load_from_name (MonoImage *image, const char* name_space, const char *name) MONO_LLVM_INTERNAL;
1294
1295 MonoClass*
1296 mono_class_try_load_from_name (MonoImage *image, const char* name_space, const char *name);
1297
1298 void
1299 mono_error_set_for_class_failure (MonoError *orerror, const MonoClass *klass);
1300
1301 gboolean
1302 mono_class_has_failure (const MonoClass *klass);
1303
1304 /* Kind specific accessors */
1305 MonoGenericClass*
1306 mono_class_get_generic_class (MonoClass *klass) MONO_LLVM_INTERNAL;
1307
1308 MonoGenericClass*
1309 mono_class_try_get_generic_class (MonoClass *klass);
1310
1311 void
1312 mono_class_set_flags (MonoClass *klass, guint32 flags);
1313
1314 MonoGenericContainer*
1315 mono_class_try_get_generic_container (MonoClass *klass);
1316
1317 void
1318 mono_class_set_generic_container (MonoClass *klass, MonoGenericContainer *container);
1319
1320 MonoType*
1321 mono_class_gtd_get_canonical_inst (MonoClass *klass);
1322
1323 guint32
1324 mono_class_get_first_method_idx (MonoClass *klass);
1325
1326 void
1327 mono_class_set_first_method_idx (MonoClass *klass, guint32 idx);
1328
1329 guint32
1330 mono_class_get_first_field_idx (MonoClass *klass);
1331
1332 void
1333 mono_class_set_first_field_idx (MonoClass *klass, guint32 idx);
1334
1335 guint32
1336 mono_class_get_method_count (MonoClass *klass);
1337
1338 void
1339 mono_class_set_method_count (MonoClass *klass, guint32 count);
1340
1341 guint32
1342 mono_class_get_field_count (MonoClass *klass);
1343
1344 void
1345 mono_class_set_field_count (MonoClass *klass, guint32 count);
1346
1347 MonoMarshalType*
1348 mono_class_get_marshal_info (MonoClass *klass);
1349
1350 void
1351 mono_class_set_marshal_info (MonoClass *klass, MonoMarshalType *marshal_info);
1352
1353 guint32
1354 mono_class_get_ref_info_handle (MonoClass *klass);
1355
1356 guint32
1357 mono_class_set_ref_info_handle (MonoClass *klass, guint32 value);
1358
1359 MonoErrorBoxed*
1360 mono_class_get_exception_data (MonoClass *klass);
1361
1362 void
1363 mono_class_set_exception_data (MonoClass *klass, MonoErrorBoxed *value);
1364
1365 GList*
1366 mono_class_get_nested_classes_property (MonoClass *klass);
1367
1368 void
1369 mono_class_set_nested_classes_property (MonoClass *klass, GList *value);
1370
1371 MonoClassPropertyInfo*
1372 mono_class_get_property_info (MonoClass *klass);
1373
1374 void
1375 mono_class_set_property_info (MonoClass *klass, MonoClassPropertyInfo *info);
1376
1377 MonoClassEventInfo*
1378 mono_class_get_event_info (MonoClass *klass);
1379
1380 void
1381 mono_class_set_event_info (MonoClass *klass, MonoClassEventInfo *info);
1382
1383 MonoFieldDefaultValue*
1384 mono_class_get_field_def_values (MonoClass *klass);
1385
1386 void
1387 mono_class_set_field_def_values (MonoClass *klass, MonoFieldDefaultValue *values);
1388
1389 guint32
1390 mono_class_get_declsec_flags (MonoClass *klass);
1391
1392 void
1393 mono_class_set_declsec_flags (MonoClass *klass, guint32 value);
1394
1395 void
1396 mono_class_set_is_com_object (MonoClass *klass);
1397
1398 void
1399 mono_class_set_weak_bitmap (MonoClass *klass, int nbits, gsize *bits);
1400
1401 gsize*
1402 mono_class_get_weak_bitmap (MonoClass *klass, int *nbits);
1403
1404 gboolean
1405 mono_class_has_dim_conflicts (MonoClass *klass);
1406
1407 void
1408 mono_class_set_dim_conflicts (MonoClass *klass, GSList *conflicts);
1409
1410 GSList*
1411 mono_class_get_dim_conflicts (MonoClass *klass);
1412
1413 MonoMethod *
1414 mono_class_get_method_from_name_checked (MonoClass *klass, const char *name, int param_count, int flags, MonoError *error);
1415
1416 gboolean
1417 mono_method_has_no_body (MonoMethod *method);
1418
1419 // FIXME Replace all internal callers of mono_method_get_header_checked with
1420 // mono_method_get_header_internal; the difference is in error initialization.
1421 //
1422 // And then mark mono_method_get_header_checked as MONO_RT_EXTERNAL_ONLY MONO_API.
1423 //
1424 // Internal callers expected to use ERROR_DECL. External callers are not.
1425 MonoMethodHeader*
1426 mono_method_get_header_internal (MonoMethod *method, MonoError *error);
1427
1428 MonoType*
1429 mono_class_find_enum_basetype (MonoClass *klass, MonoError *error);
1430
1431 gboolean
1432 mono_class_set_failure (MonoClass *klass, MonoErrorBoxed *boxed_error);
1433
1434 gboolean
1435 mono_class_set_type_load_failure_causedby_class (MonoClass *klass, const MonoClass *caused_by, const gchar* msg);
1436
1437 gboolean mono_class_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
1438
1439 MonoMethod* mono_find_method_in_metadata (MonoClass *klass, const char *name, int param_count, int flags);
1440
1441 int
1442 mono_class_get_object_finalize_slot (void);
1443
1444 MonoMethod *
1445 mono_class_get_default_finalize_method (void);
1446
1447 void
1448 mono_field_resolve_type (MonoClassField *field, MonoError *error);
1449
1450 gboolean
1451 mono_type_has_exceptions (MonoType *type);
1452
1453 void
1454 mono_class_set_nonblittable (MonoClass *klass);
1455
1456 gboolean
1457 mono_class_publish_gc_descriptor (MonoClass *klass, MonoGCDescriptor gc_descr);
1458
1459 void
1460 mono_class_compute_gc_descriptor (MonoClass *klass);
1461
1462 #ifndef DISABLE_REMOTING
1463 void
1464 mono_class_contextbound_bit_offset (int* byte_offset_out, guint8* mask_out);
1465 #endif
1466
1467 gboolean
1468 mono_class_init_checked (MonoClass *klass, MonoError *error);
1469
1470 MonoType*
1471 mono_class_enum_basetype_internal (MonoClass *klass) MONO_LLVM_INTERNAL;
1472
1473 // Enum and static storage for JIT icalls.
1474 #include "jit-icall-reg.h"
1475
1476 /*Now that everything has been defined, let's include the inline functions */
1477 #include <mono/metadata/class-inlines.h>
1478
1479 #endif /* __MONO_METADATA_CLASS_INTERNALS_H__ */