mono/metadata/metadata-internals.h

   1 /**
   2  * \file
   3  */
   4
   5 #ifndef __MONO_METADATA_INTERNALS_H__
   6 #define __MONO_METADATA_INTERNALS_H__
   7
   8 #include "mono/utils/mono-forward-internal.h"
   9 #include "mono/metadata/image.h"
  10 #include "mono/metadata/blob.h"
  11 #include "mono/metadata/cil-coff.h"
  12 #include "mono/metadata/mempool.h"
  13 #include "mono/metadata/domain-internals.h"
  14 #include "mono/metadata/mono-hash.h"
  15 #include "mono/utils/mono-compiler.h"
  16 #include "mono/utils/mono-dl.h"
  17 #include "mono/utils/monobitset.h"
  18 #include "mono/utils/mono-property-hash.h"
  19 #include "mono/utils/mono-value-hash.h"
  20 #include <mono/utils/mono-error.h>
  21 #include "mono/utils/mono-conc-hashtable.h"
  22 #include "mono/utils/refcount.h"
  23
  24 struct _MonoType {
  25         union {
  26                 MonoClass *klass; /* for VALUETYPE and CLASS */
  27                 MonoType *type;   /* for PTR */
  28                 MonoArrayType *array; /* for ARRAY */
  29                 MonoMethodSignature *method;
  30                 MonoGenericParam *generic_param; /* for VAR and MVAR */
  31                 MonoGenericClass *generic_class; /* for GENERICINST */
  32         } data;
  33         unsigned int attrs    : 16; /* param attributes or field flags */
  34         MonoTypeEnum type     : 8;
  35         unsigned int has_cmods : 1;
  36         unsigned int byref    : 1;
  37         unsigned int pinned   : 1;  /* valid when included in a local var signature */
  38 };
  39
  40 typedef struct {
  41         unsigned int required : 1;
  42         MonoType *type;
  43 } MonoSingleCustomMod;
  44
  45 /* Aggregate custom modifiers can happen if a generic VAR or MVAR is inflated,
  46  * and both the VAR and the type that will be used to inflated it have custom
  47  * modifiers, but they come from different images.  (e.g. inflating 'class G<T>
  48  * {void Test (T modopt(IsConst) t);}' with 'int32 modopt(IsLong)' where G is
  49  * in image1 and the int32 is in image2.)
  50  *
  51  * Moreover, we can't just store an image and a type token per modifier, because
  52  * Roslyn and C++/CLI sometimes create modifiers that mention generic parameters that must be inflated, like:
  53  *     void .CL1`1.Test(!0 modopt(System.Nullable`1<!0>))
  54  * So we have to store a resolved MonoType*.
  55  *
  56  * Because the types come from different images, we allocate the aggregate
  57  * custom modifiers container object in the mempool of a MonoImageSet to ensure
  58  * that it doesn't have dangling image pointers.
  59  */
  60 typedef struct {
  61         uint8_t count;
  62         MonoSingleCustomMod modifiers[1]; /* Actual length is count */
  63 } MonoAggregateModContainer;
  64
  65 /* ECMA says upto 64 custom modifiers.  It's possible we could see more at
  66  * runtime due to modifiers being appended together when we inflate type.  In
  67  * that case we should revisit the places where this define is used to make
  68  * sure that we don't blow up the stack (or switch to heap allocation for
  69  * temporaries).
  70  */
  71 #define MONO_MAX_EXPECTED_CMODS 64
  72
  73 typedef struct {
  74         MonoType unmodified;
  75         gboolean is_aggregate;
  76         union {
  77                 MonoCustomModContainer cmods;
  78                 /* the actual aggregate modifiers are in a MonoImageSet mempool
  79                  * that includes all the images of all the modifier types and
  80                  * also the type that this aggregate container is a part of.*/
  81                 MonoAggregateModContainer *amods;
  82         } mods;
  83 } MonoTypeWithModifiers;
  84
  85 gboolean
  86 mono_type_is_aggregate_mods (const MonoType *t);
  87
  88 static inline void
  89 mono_type_with_mods_init (MonoType *dest, uint8_t num_mods, gboolean is_aggregate)
  90 {
  91         if (num_mods == 0) {
  92                 dest->has_cmods = 0;
  93                 return;
  94         }
  95         dest->has_cmods = 1;
  96         MonoTypeWithModifiers *dest_full = (MonoTypeWithModifiers *)dest;
  97         dest_full->is_aggregate = !!is_aggregate;
  98         if (is_aggregate)
  99                 dest_full->mods.amods = NULL;
 100         else
 101                 dest_full->mods.cmods.count = num_mods;
 102 }
 103
 104 MonoCustomModContainer *
 105 mono_type_get_cmods (const MonoType *t);
 106
 107 MonoAggregateModContainer *
 108 mono_type_get_amods (const MonoType *t);
 109
 110 void
 111 mono_type_set_amods (MonoType *t, MonoAggregateModContainer *amods);
 112
 113 static inline uint8_t
 114 mono_type_custom_modifier_count (const MonoType *t)
 115 {
 116         if (!t->has_cmods)
 117                 return 0;
 118         MonoTypeWithModifiers *full = (MonoTypeWithModifiers *)t;
 119         if (full->is_aggregate)
 120                 return full->mods.amods->count;
 121         else
 122                 return full->mods.cmods.count;
 123 }
 124
 125 MonoType *
 126 mono_type_get_custom_modifier (const MonoType *ty, uint8_t idx, gboolean *required, MonoError *error);
 127
 128 // Note: sizeof (MonoType) is dangerous. It can copy the num_mods
 129 // field without copying the variably sized array. This leads to
 130 // memory unsafety on the stack and/or heap, when we try to traverse
 131 // this array.
 132 //
 133 // Use mono_sizeof_monotype
 134 // to get the size of the memory to copy.
 135 #define MONO_SIZEOF_TYPE sizeof (MonoType)
 136
 137 size_t
 138 mono_sizeof_type_with_mods (uint8_t num_mods, gboolean aggregate);
 139
 140 size_t
 141 mono_sizeof_type (const MonoType *ty);
 142
 143 size_t
 144 mono_sizeof_aggregate_modifiers (uint8_t num_mods);
 145
 146 MonoAggregateModContainer *
 147 mono_metadata_get_canonical_aggregate_modifiers (MonoAggregateModContainer *candidate);
 148
 149 #define MONO_SECMAN_FLAG_INIT(x)                (x & 0x2)
 150 #define MONO_SECMAN_FLAG_GET_VALUE(x)           (x & 0x1)
 151 #define MONO_SECMAN_FLAG_SET_VALUE(x,y)         do { x = ((y) ? 0x3 : 0x2); } while (0)
 152
 153 #define MONO_PUBLIC_KEY_TOKEN_LENGTH    17
 154
 155 #define MONO_PROCESSOR_ARCHITECTURE_NONE 0
 156 #define MONO_PROCESSOR_ARCHITECTURE_MSIL 1
 157 #define MONO_PROCESSOR_ARCHITECTURE_X86 2
 158 #define MONO_PROCESSOR_ARCHITECTURE_IA64 3
 159 #define MONO_PROCESSOR_ARCHITECTURE_AMD64 4
 160 #define MONO_PROCESSOR_ARCHITECTURE_ARM 5
 161
 162 struct _MonoAssemblyName {
 163         const char *name;
 164         const char *culture;
 165         const char *hash_value;
 166         const mono_byte* public_key;
 167         // string of 16 hex chars + 1 NULL
 168         mono_byte public_key_token [MONO_PUBLIC_KEY_TOKEN_LENGTH];
 169         uint32_t hash_alg;
 170         uint32_t hash_len;
 171         uint32_t flags;
 172 #ifdef ENABLE_NETCORE
 173         int major, minor, build, revision, arch;
 174 #else
 175         uint16_t major, minor, build, revision, arch;
 176 #endif
 177 };
 178
 179 struct MonoTypeNameParse {
 180         char *name_space;
 181         char *name;
 182         MonoAssemblyName assembly;
 183         GList *modifiers; /* 0 -> byref, -1 -> pointer, > 0 -> array rank */
 184         GPtrArray *type_arguments;
 185         GList *nested;
 186 };
 187
 188
 189 typedef enum MonoAssemblyContextKind {
 190         /* Default assembly context: Load(String) and assembly references */
 191         MONO_ASMCTX_DEFAULT = 0,
 192         /* Reflection-only only context: ReflectionOnlyLoad and ReeflectionOnlyLoadFrom */
 193         MONO_ASMCTX_REFONLY = 1,
 194         /* LoadFrom context: LoadFrom() and references */
 195         MONO_ASMCTX_LOADFROM = 2,
 196         /* Individual assembly context (.NET Framework docs call this "not in
 197          * any context"): LoadFile(String) and Load(byte[]) are here.
 198          */
 199         MONO_ASMCTX_INDIVIDUAL = 3,
 200
 201         MONO_ASMCTX_LAST = 3
 202 } MonoAssemblyContextKind;
 203
 204 typedef struct _MonoAssemblyContext {
 205         MonoAssemblyContextKind kind;
 206 } MonoAssemblyContext;
 207
 208 struct _MonoAssembly {
 209         /*
 210          * The number of appdomains which have this assembly loaded plus the number of
 211          * assemblies referencing this assembly through an entry in their image->references
 212          * arrays. The latter is needed because entries in the image->references array
 213          * might point to assemblies which are only loaded in some appdomains, and without
 214          * the additional reference, they can be freed at any time.
 215          * The ref_count is initially 0.
 216          */
 217         int ref_count; /* use atomic operations only */
 218         char *basedir;
 219         MonoAssemblyName aname;
 220         MonoImage *image;
 221         GSList *friend_assembly_names; /* Computed by mono_assembly_load_friends () */
 222         guint8 friend_assembly_names_inited;
 223         guint8 in_gac;
 224         guint8 dynamic;
 225         guint8 corlib_internal;
 226         MonoAssemblyContext context;
 227         guint8 wrap_non_exception_throws;
 228         guint8 wrap_non_exception_throws_inited;
 229         guint8 jit_optimizer_disabled;
 230         guint8 jit_optimizer_disabled_inited;
 231         /* security manager flags (one bit is for lazy initialization) */
 232         guint32 ecma:2;         /* Has the ECMA key */
 233         guint32 aptc:2;         /* Has the [AllowPartiallyTrustedCallers] attributes */
 234         guint32 fulltrust:2;    /* Has FullTrust permission */
 235         guint32 unmanaged:2;    /* Has SecurityPermissionFlag.UnmanagedCode permission */
 236         guint32 skipverification:2;     /* Has SecurityPermissionFlag.SkipVerification permission */
 237 };
 238
 239 typedef struct {
 240         /*
 241          * indexed by MonoMethodSignature
 242          * Protected by the marshal lock
 243          */
 244         GHashTable *delegate_invoke_cache;
 245         GHashTable *delegate_begin_invoke_cache;
 246         GHashTable *delegate_end_invoke_cache;
 247         GHashTable *runtime_invoke_signature_cache;
 248         GHashTable *runtime_invoke_sig_cache;
 249
 250         /*
 251          * indexed by SignaturePointerPair
 252          */
 253         GHashTable *delegate_abstract_invoke_cache;
 254
 255         /*
 256          * indexed by MonoMethod pointers
 257          * Protected by the marshal lock
 258          */
 259         GHashTable *runtime_invoke_method_cache;
 260         GHashTable *managed_wrapper_cache;
 261
 262         GHashTable *native_wrapper_cache;
 263         GHashTable *native_wrapper_aot_cache;
 264         GHashTable *native_wrapper_check_cache;
 265         GHashTable *native_wrapper_aot_check_cache;
 266
 267         GHashTable *native_func_wrapper_aot_cache;
 268         GHashTable *remoting_invoke_cache;
 269         GHashTable *synchronized_cache;
 270         GHashTable *unbox_wrapper_cache;
 271         GHashTable *cominterop_invoke_cache;
 272         GHashTable *cominterop_wrapper_cache; /* LOCKING: marshal lock */
 273         GHashTable *thunk_invoke_cache;
 274 } MonoWrapperCaches;
 275
 276 typedef struct {
 277         const char* data;
 278         guint32  size;
 279 } MonoStreamHeader;
 280
 281 struct _MonoTableInfo {
 282         const char *base;
 283         guint       rows     : 24;
 284         guint       row_size : 8;
 285
 286         /*
 287          * Tables contain up to 9 columns and the possible sizes of the
 288          * fields in the documentation are 1, 2 and 4 bytes.  So we
 289          * can encode in 2 bits the size.
 290          *
 291          * A 32 bit value can encode the resulting size
 292          *
 293          * The top eight bits encode the number of columns in the table.
 294          * we only need 4, but 8 is aligned no shift required.
 295          */
 296         guint32   size_bitfield;
 297 };
 298
 299 #define REFERENCE_MISSING ((gpointer) -1)
 300
 301 typedef struct {
 302         gboolean (*match) (MonoImage*);
 303         gboolean (*load_pe_data) (MonoImage*);
 304         gboolean (*load_cli_data) (MonoImage*);
 305         gboolean (*load_tables) (MonoImage*);
 306 } MonoImageLoader;
 307
 308 /* Represents the physical bytes for an image (usually in the file system, but
 309  * could be in memory).
 310  *
 311  * The MonoImageStorage owns the raw data for an image and is responsible for
 312  * cleanup.
 313  *
 314  * May be shared by multiple MonoImage objects if they opened the same
 315  * underlying file or byte blob in memory.
 316  *
 317  * There is an abstract string key (usually a file path, but could be formed in
 318  * other ways) that is used to share MonoImageStorage objects among images.
 319  *
 320  */
 321 typedef struct {
 322         MonoRefCount ref;
 323
 324         /* key used for lookups.  owned by this image storage. */
 325         char *key;
 326
 327         /* If the raw data was allocated from a source such as mmap, the allocator may store resource tracking information here. */
 328         void *raw_data_handle;
 329         char *raw_data;
 330         guint32 raw_data_len;
 331         /* data was allocated with mono_file_map and must be unmapped */
 332         guint8 raw_buffer_used    : 1;
 333         /* data was allocated with malloc and must be freed */
 334         guint8 raw_data_allocated : 1;
 335         /* data was allocated with mono_file_map_fileio */
 336         guint8 fileio_used : 1;
 337
 338 #ifdef HOST_WIN32
 339         /* Module was loaded using LoadLibrary. */
 340         guint8 is_module_handle : 1;
 341
 342         /* Module entry point is _CorDllMain. */
 343         guint8 has_entry_point : 1;
 344 #endif
 345 } MonoImageStorage;
 346
 347 struct _MonoImage {
 348         /*
 349          * This count is incremented during these situations:
 350          *   - An assembly references this MonoImage through its 'image' field
 351          *   - This MonoImage is present in the 'files' field of an image
 352          *   - This MonoImage is present in the 'modules' field of an image
 353          *   - A thread is holding a temporary reference to this MonoImage between
 354          *     calls to mono_image_open and mono_image_close ()
 355          */
 356         int   ref_count;
 357
 358         MonoImageStorage *storage;
 359
 360         /* Aliases storage->raw_data when storage is non-NULL. Otherwise NULL. */
 361         char *raw_data;
 362         guint32 raw_data_len;
 363
 364         /* Whenever this is a dynamically emitted module */
 365         guint8 dynamic : 1;
 366
 367         /* Whenever this is a reflection only image */
 368         guint8 ref_only : 1;
 369
 370         /* Whenever this image contains uncompressed metadata */
 371         guint8 uncompressed_metadata : 1;
 372
 373         /* Whenever this image contains metadata only without PE data */
 374         guint8 metadata_only : 1;
 375
 376         /*  Whether this image belongs to load-from context */
 377         guint8 load_from_context: 1;
 378
 379         guint8 checked_module_cctor : 1;
 380         guint8 has_module_cctor : 1;
 381
 382         guint8 idx_string_wide : 1;
 383         guint8 idx_guid_wide : 1;
 384         guint8 idx_blob_wide : 1;
 385
 386         /* Whenever this image is considered as platform code for the CoreCLR security model */
 387         guint8 core_clr_platform_code : 1;
 388
 389         /* The path to the file for this image or an arbitrary name for images loaded from data. */
 390         char *name;
 391
 392         /* The path to the file for this image or NULL */
 393         char *filename;
 394
 395         /* The assembly name reported in the file for this image (expected to be NULL for a netmodule) */
 396         const char *assembly_name;
 397
 398         /* The module name reported in the file for this image (could be NULL for a malformed file) */
 399         const char *module_name;
 400         guint32 time_date_stamp;
 401
 402         char *version;
 403         gint16 md_version_major, md_version_minor;
 404         char *guid;
 405         MonoCLIImageInfo    *image_info;
 406         MonoMemPool         *mempool; /*protected by the image lock*/
 407
 408         char                *raw_metadata;
 409
 410         MonoStreamHeader     heap_strings;
 411         MonoStreamHeader     heap_us;
 412         MonoStreamHeader     heap_blob;
 413         MonoStreamHeader     heap_guid;
 414         MonoStreamHeader     heap_tables;
 415         MonoStreamHeader     heap_pdb;
 416
 417         const char          *tables_base;
 418
 419         /* For PPDB files */
 420         guint64 referenced_tables;
 421         int *referenced_table_rows;
 422
 423         /**/
 424         MonoTableInfo        tables [MONO_TABLE_NUM];
 425
 426         /*
 427          * references is initialized only by using the mono_assembly_open
 428          * function, and not by using the lowlevel mono_image_open.
 429          *
 430          * It is NULL terminated.
 431          */
 432         MonoAssembly **references;
 433         int nreferences;
 434
 435         /* Code files in the assembly. The main assembly has a "file" table and also a "module"
 436          * table, where the module table is a subset of the file table. We track both lists,
 437          * and because we can lazy-load them at different times we reference-increment both.
 438          */
 439         /* No netmodules in netcore, but for System.Reflection.Emit support we still use modules */
 440         MonoImage **modules;
 441         guint32 module_count;
 442         gboolean *modules_loaded;
 443
 444         MonoImage **files;
 445         guint32 file_count;
 446
 447         MonoAotModule *aot_module;
 448
 449         guint8 aotid[16];
 450
 451         /*
 452          * The Assembly this image was loaded from.
 453          */
 454         MonoAssembly *assembly;
 455
 456 #ifdef ENABLE_NETCORE
 457         /*
 458          * The AssemblyLoadContext that this image was loaded into.
 459          */
 460         MonoAssemblyLoadContext *alc;
 461 #endif
 462
 463         /*
 464          * Indexed by method tokens and typedef tokens.
 465          */
 466         GHashTable *method_cache; /*protected by the image lock*/
 467         MonoInternalHashTable class_cache;
 468
 469         /* Indexed by memberref + methodspec tokens */
 470         GHashTable *methodref_cache; /*protected by the image lock*/
 471
 472         /*
 473          * Indexed by fielddef and memberref tokens
 474          */
 475         MonoConcurrentHashTable *field_cache; /*protected by the image lock*/
 476
 477         /* indexed by typespec tokens. */
 478         MonoConcurrentHashTable *typespec_cache; /* protected by the image lock */
 479         /* indexed by token */
 480         GHashTable *memberref_signatures;
 481
 482         /* Indexed by blob heap indexes */
 483         GHashTable *method_signatures;
 484
 485         /*
 486          * Indexes namespaces to hash tables that map class name to typedef token.
 487          */
 488         GHashTable *name_cache;  /*protected by the image lock*/
 489
 490         /*
 491          * Indexed by MonoClass
 492          */
 493         GHashTable *array_cache;
 494         GHashTable *ptr_cache;
 495
 496         GHashTable *szarray_cache;
 497         /* This has a separate lock to improve scalability */
 498         mono_mutex_t szarray_cache_lock;
 499
 500         /*
 501          * indexed by SignaturePointerPair
 502          */
 503         GHashTable *delegate_bound_static_invoke_cache;
 504         GHashTable *native_func_wrapper_cache;
 505
 506         /*
 507          * indexed by MonoMethod pointers
 508          */
 509         GHashTable *wrapper_param_names;
 510         GHashTable *array_accessor_cache;
 511
 512         /*
 513          * indexed by MonoClass pointers
 514          */
 515         GHashTable *ldfld_wrapper_cache;
 516         GHashTable *ldflda_wrapper_cache;
 517         GHashTable *stfld_wrapper_cache;
 518         GHashTable *isinst_cache;
 519
 520         GHashTable *icall_wrapper_cache;
 521         GHashTable *castclass_cache;
 522         GHashTable *proxy_isinst_cache;
 523         GHashTable *rgctx_template_hash; /* LOCKING: templates lock */
 524
 525         /* Contains rarely used fields of runtime structures belonging to this image */
 526         MonoPropertyHash *property_hash;
 527
 528         void *reflection_info;
 529
 530         /*
 531          * user_info is a public field and is not touched by the
 532          * metadata engine
 533          */
 534         void *user_info;
 535
 536 #ifndef DISABLE_DLLMAP
 537         /* dll map entries */
 538         MonoDllMap *dll_map;
 539 #endif
 540
 541         /* interfaces IDs from this image */
 542         /* protected by the classes lock */
 543         MonoBitSet *interface_bitset;
 544
 545         /* when the image is being closed, this is abused as a list of
 546            malloc'ed regions to be freed. */
 547         GSList *reflection_info_unregister_classes;
 548
 549         /* List of dependent image sets containing this image */
 550         /* Protected by image_sets_lock */
 551         GSList *image_sets;
 552
 553         /* Caches for wrappers that DO NOT reference generic */
 554         /* arguments */
 555         MonoWrapperCaches wrapper_caches;
 556
 557         /* Pre-allocated anon generic params for the first N generic
 558          * parameters, for a small N */
 559         MonoGenericParam *var_gparam_cache_fast;
 560         MonoGenericParam *mvar_gparam_cache_fast;
 561         /* Anon generic parameters past N, if needed */
 562         MonoConcurrentHashTable *var_gparam_cache;
 563         MonoConcurrentHashTable *mvar_gparam_cache;
 564
 565         /* Maps malloc-ed char* pinvoke scope -> MonoDl* */
 566         GHashTable *pinvoke_scopes;
 567
 568         /* Maps malloc-ed char* pinvoke scope -> malloced-ed char* filename */
 569         GHashTable *pinvoke_scope_filenames;
 570
 571         /* Indexed by MonoGenericParam pointers */
 572         GHashTable **gshared_types;
 573         /* The length of the above array */
 574         int gshared_types_len;
 575
 576         /* The loader used to load this image */
 577         MonoImageLoader *loader;
 578
 579         // Containers for MonoGenericParams associated with this image but not with any specific class or method. Created on demand.
 580         // This could happen, for example, for MonoTypes associated with TypeSpec table entries.
 581         MonoGenericContainer *anonymous_generic_class_container;
 582         MonoGenericContainer *anonymous_generic_method_container;
 583
 584         gboolean weak_fields_inited;
 585         /* Contains 1 based indexes */
 586         GHashTable *weak_field_indexes;
 587
 588         /*
 589          * No other runtime locks must be taken while holding this lock.
 590          * It's meant to be used only to mutate and query structures part of this image.
 591          */
 592         mono_mutex_t    lock;
 593 };
 594
 595 /*
 596  * Generic instances and aggregated custom modifiers depend on many images, and they need to be deleted if one
 597  * of the images they depend on is unloaded. For example,
 598  * List<Foo> depends on both List's image and Foo's image.
 599  * A MonoImageSet is the owner of all generic instances depending on the same set of
 600  * images.
 601  */
 602 typedef struct {
 603         int nimages;
 604         MonoImage **images;
 605
 606         // Generic-specific caches
 607         GHashTable *ginst_cache, *gmethod_cache, *gsignature_cache;
 608         MonoConcurrentHashTable *gclass_cache;
 609
 610         /* mirror caches of ones already on MonoImage. These ones contain generics */
 611         GHashTable *szarray_cache, *array_cache, *ptr_cache;
 612
 613         MonoWrapperCaches wrapper_caches;
 614
 615         GHashTable *aggregate_modifiers_cache;
 616
 617         mono_mutex_t    lock;
 618
 619         /*
 620          * Memory for generic instances owned by this image set should be allocated from
 621          * this mempool, using the mono_image_set_alloc family of functions.
 622          */
 623         MonoMemPool         *mempool;
 624 } MonoImageSet;
 625
 626 enum {
 627         MONO_SECTION_TEXT,
 628         MONO_SECTION_RSRC,
 629         MONO_SECTION_RELOC,
 630         MONO_SECTION_MAX
 631 };
 632
 633 typedef struct {
 634         GHashTable *hash;
 635         char *data;
 636         guint32 alloc_size; /* malloced bytes */
 637         guint32 index;
 638         guint32 offset; /* from start of metadata */
 639 } MonoDynamicStream;
 640
 641 typedef struct {
 642         guint32 alloc_rows;
 643         guint32 rows;
 644         guint8  row_size; /*  calculated later with column_sizes */
 645         guint8  columns;
 646         guint32 next_idx;
 647         guint32 *values; /* rows * columns */
 648 } MonoDynamicTable;
 649
 650 /* "Dynamic" assemblies and images arise from System.Reflection.Emit */
 651 struct _MonoDynamicAssembly {
 652         MonoAssembly assembly;
 653         char *strong_name;
 654         guint32 strong_name_size;
 655         guint8 run;
 656         guint8 save;
 657         MonoDomain *domain;
 658 };
 659
 660 struct _MonoDynamicImage {
 661         MonoImage image;
 662         guint32 meta_size;
 663         guint32 text_rva;
 664         guint32 metadata_rva;
 665         guint32 image_base;
 666         guint32 cli_header_offset;
 667         guint32 iat_offset;
 668         guint32 idt_offset;
 669         guint32 ilt_offset;
 670         guint32 imp_names_offset;
 671         struct {
 672                 guint32 rva;
 673                 guint32 size;
 674                 guint32 offset;
 675                 guint32 attrs;
 676         } sections [MONO_SECTION_MAX];
 677         GHashTable *typespec;
 678         GHashTable *typeref;
 679         GHashTable *handleref;
 680         MonoGHashTable *tokens;
 681         GHashTable *blob_cache;
 682         GHashTable *standalonesig_cache;
 683         GList *array_methods;
 684         GPtrArray *gen_params;
 685         MonoGHashTable *token_fixups;
 686         GHashTable *method_to_table_idx;
 687         GHashTable *field_to_table_idx;
 688         GHashTable *method_aux_hash;
 689         GHashTable *vararg_aux_hash;
 690         MonoGHashTable *generic_def_objects;
 691         /*
 692          * Maps final token values to the object they describe.
 693          */
 694         MonoGHashTable *remapped_tokens;
 695         gboolean run;
 696         gboolean save;
 697         gboolean initial_image;
 698         guint32 pe_kind, machine;
 699         char *strong_name;
 700         guint32 strong_name_size;
 701         char *win32_res;
 702         guint32 win32_res_size;
 703         guint8 *public_key;
 704         int public_key_len;
 705         MonoDynamicStream sheap;
 706         MonoDynamicStream code; /* used to store method headers and bytecode */
 707         MonoDynamicStream resources; /* managed embedded resources */
 708         MonoDynamicStream us;
 709         MonoDynamicStream blob;
 710         MonoDynamicStream tstream;
 711         MonoDynamicStream guid;
 712         MonoDynamicTable tables [MONO_TABLE_NUM];
 713         MonoClass *wrappers_type; /*wrappers are bound to this type instead of <Module>*/
 714 };
 715
 716 /* Contains information about assembly binding */
 717 typedef struct _MonoAssemblyBindingInfo {
 718         char *name;
 719         char *culture;
 720         guchar public_key_token [MONO_PUBLIC_KEY_TOKEN_LENGTH];
 721         int major;
 722         int minor;
 723         AssemblyVersionSet old_version_bottom;
 724         AssemblyVersionSet old_version_top;
 725         AssemblyVersionSet new_version;
 726         guint has_old_version_bottom : 1;
 727         guint has_old_version_top : 1;
 728         guint has_new_version : 1;
 729         guint is_valid : 1;
 730         gint32 domain_id; /*Needed to unload per-domain binding*/
 731 } MonoAssemblyBindingInfo;
 732
 733 struct _MonoMethodHeader {
 734         const unsigned char  *code;
 735 #ifdef MONO_SMALL_CONFIG
 736         guint16      code_size;
 737 #else
 738         guint32      code_size;
 739 #endif
 740         guint16      max_stack   : 15;
 741         unsigned int is_transient: 1; /* mono_metadata_free_mh () will actually free this header */
 742         unsigned int num_clauses : 15;
 743         /* if num_locals != 0, then the following apply: */
 744         unsigned int init_locals : 1;
 745         guint16      num_locals;
 746         MonoExceptionClause *clauses;
 747         MonoBitSet  *volatile_args;
 748         MonoBitSet  *volatile_locals;
 749         MonoType    *locals [MONO_ZERO_LEN_ARRAY];
 750 };
 751
 752 typedef struct {
 753         const unsigned char *code;
 754         guint32      code_size;
 755         guint16      max_stack;
 756         gboolean     has_clauses;
 757         gboolean     has_locals;
 758 } MonoMethodHeaderSummary;
 759
 760 // FIXME? offsetof (MonoMethodHeader, locals)?
 761 #define MONO_SIZEOF_METHOD_HEADER (sizeof (struct _MonoMethodHeader) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
 762
 763 struct _MonoMethodSignature {
 764         MonoType     *ret;
 765 #ifdef MONO_SMALL_CONFIG
 766         guint8        param_count;
 767         gint8         sentinelpos;
 768         unsigned int  generic_param_count : 5;
 769 #else
 770         guint16       param_count;
 771         gint16        sentinelpos;
 772         unsigned int  generic_param_count : 16;
 773 #endif
 774         unsigned int  call_convention     : 6;
 775         unsigned int  hasthis             : 1;
 776         unsigned int  explicit_this       : 1;
 777         unsigned int  pinvoke             : 1;
 778         unsigned int  is_inflated         : 1;
 779         unsigned int  has_type_parameters : 1;
 780         MonoType     *params [MONO_ZERO_LEN_ARRAY];
 781 };
 782
 783 /*
 784  * AOT cache configuration loaded from config files.
 785  * Doesn't really belong here.
 786  */
 787 typedef struct {
 788         /*
 789          * Enable aot caching for applications whose main assemblies are in
 790          * this list.
 791          */
 792         GSList *apps;
 793         GSList *assemblies;
 794         char *aot_options;
 795 } MonoAotCacheConfig;
 796
 797 #define MONO_SIZEOF_METHOD_SIGNATURE (sizeof (struct _MonoMethodSignature) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
 798
 799 static inline gboolean
 800 image_is_dynamic (MonoImage *image)
 801 {
 802 #ifdef DISABLE_REFLECTION_EMIT
 803         return FALSE;
 804 #else
 805         return image->dynamic;
 806 #endif
 807 }
 808
 809 static inline gboolean
 810 assembly_is_dynamic (MonoAssembly *assembly)
 811 {
 812 #ifdef DISABLE_REFLECTION_EMIT
 813         return FALSE;
 814 #else
 815         return assembly->dynamic;
 816 #endif
 817 }
 818
 819 /* for use with allocated memory blocks (assumes alignment is to 8 bytes) */
 820 guint mono_aligned_addr_hash (gconstpointer ptr);
 821
 822 void
 823 mono_image_check_for_module_cctor (MonoImage *image);
 824
 825 gpointer
 826 mono_image_alloc  (MonoImage *image, guint size);
 827
 828 gpointer
 829 mono_image_alloc0 (MonoImage *image, guint size);
 830
 831 #define mono_image_new0(image,type,size) ((type *) mono_image_alloc0 (image, sizeof (type)* (size)))
 832
 833 char*
 834 mono_image_strdup (MonoImage *image, const char *s);
 835
 836 char*
 837 mono_image_strdup_vprintf (MonoImage *image, const char *format, va_list args);
 838
 839 char*
 840 mono_image_strdup_printf (MonoImage *image, const char *format, ...) MONO_ATTR_FORMAT_PRINTF(2,3);
 841
 842 GList*
 843 mono_g_list_prepend_image (MonoImage *image, GList *list, gpointer data);
 844
 845 GSList*
 846 mono_g_slist_append_image (MonoImage *image, GSList *list, gpointer data);
 847
 848 void
 849 mono_image_lock (MonoImage *image);
 850
 851 void
 852 mono_image_unlock (MonoImage *image);
 853
 854 gpointer
 855 mono_image_property_lookup (MonoImage *image, gpointer subject, guint32 property);
 856
 857 void
 858 mono_image_property_insert (MonoImage *image, gpointer subject, guint32 property, gpointer value);
 859
 860 void
 861 mono_image_property_remove (MonoImage *image, gpointer subject);
 862
 863 gboolean
 864 mono_image_close_except_pools (MonoImage *image);
 865
 866 void
 867 mono_image_close_finish (MonoImage *image);
 868
 869 typedef void  (*MonoImageUnloadFunc) (MonoImage *image, gpointer user_data);
 870
 871 void
 872 mono_install_image_unload_hook (MonoImageUnloadFunc func, gpointer user_data);
 873
 874 void
 875 mono_remove_image_unload_hook (MonoImageUnloadFunc func, gpointer user_data);
 876
 877 void
 878 mono_install_image_loader (const MonoImageLoader *loader);
 879
 880 void
 881 mono_image_append_class_to_reflection_info_set (MonoClass *klass);
 882
 883 gpointer
 884 mono_image_set_alloc  (MonoImageSet *set, guint size);
 885
 886 gpointer
 887 mono_image_set_alloc0 (MonoImageSet *set, guint size);
 888
 889 void
 890 mono_image_set_lock (MonoImageSet *set);
 891
 892 void
 893 mono_image_set_unlock (MonoImageSet *set);
 894
 895 char*
 896 mono_image_set_strdup (MonoImageSet *set, const char *s);
 897
 898 MonoImageSet *
 899 mono_metadata_get_image_set_for_aggregate_modifiers (MonoAggregateModContainer *amods);
 900
 901 #define mono_image_set_new0(image,type,size) ((type *) mono_image_set_alloc0 (image, sizeof (type)* (size)))
 902
 903 gboolean
 904 mono_image_load_cli_header (MonoImage *image, MonoCLIImageInfo *iinfo);
 905
 906 gboolean
 907 mono_image_load_metadata (MonoImage *image, MonoCLIImageInfo *iinfo);
 908
 909 const char*
 910 mono_metadata_string_heap_checked (MonoImage *meta, uint32_t table_index, MonoError *error);
 911 const char*
 912 mono_metadata_blob_heap_checked (MonoImage *meta, uint32_t table_index, MonoError *error);
 913 gboolean
 914 mono_metadata_decode_row_checked (const MonoImage *image, const MonoTableInfo *t, int idx, uint32_t *res, int res_size, MonoError *error);
 915
 916 MonoType*
 917 mono_metadata_get_shared_type (MonoType *type);
 918
 919 void
 920 mono_metadata_clean_for_image (MonoImage *image);
 921
 922 void
 923 mono_metadata_clean_generic_classes_for_image (MonoImage *image);
 924
 925 MONO_API void
 926 mono_metadata_cleanup (void);
 927
 928 const char *   mono_meta_table_name              (int table);
 929 void           mono_metadata_compute_table_bases (MonoImage *meta);
 930
 931 gboolean
 932 mono_metadata_interfaces_from_typedef_full  (MonoImage             *image,
 933                                                                                          guint32                table_index,
 934                                                                                          MonoClass           ***interfaces,
 935                                                                                          guint                 *count,
 936                                                                                          gboolean               heap_alloc_result,
 937                                                                                          MonoGenericContext    *context,
 938                                                                                          MonoError *error);
 939
 940 MONO_API MonoMethodSignature *
 941 mono_metadata_parse_method_signature_full   (MonoImage             *image,
 942                                              MonoGenericContainer  *generic_container,
 943                                              int                     def,
 944                                              const char             *ptr,
 945                                              const char            **rptr,
 946                                              MonoError *error);
 947
 948 MONO_API MonoMethodHeader *
 949 mono_metadata_parse_mh_full                 (MonoImage             *image,
 950                                              MonoGenericContainer  *container,
 951                                              const char            *ptr,
 952                                                  MonoError *error);
 953
 954 MonoMethodSignature  *mono_metadata_parse_signature_checked (MonoImage *image,
 955                                                              uint32_t    token,
 956                                                              MonoError *error);
 957
 958 gboolean
 959 mono_method_get_header_summary (MonoMethod *method, MonoMethodHeaderSummary *summary);
 960
 961 int* mono_metadata_get_param_attrs          (MonoImage *m, int def, int param_count);
 962 gboolean mono_metadata_method_has_param_attrs (MonoImage *m, int def);
 963
 964 guint
 965 mono_metadata_generic_context_hash          (const MonoGenericContext *context);
 966
 967 gboolean
 968 mono_metadata_generic_context_equal         (const MonoGenericContext *g1,
 969                                              const MonoGenericContext *g2);
 970
 971 MonoGenericInst *
 972 mono_metadata_parse_generic_inst            (MonoImage             *image,
 973                                              MonoGenericContainer  *container,
 974                                              int                    count,
 975                                              const char            *ptr,
 976                                              const char           **rptr,
 977                                                  MonoError *error);
 978
 979 MonoGenericInst *
 980 mono_metadata_get_generic_inst              (int                    type_argc,
 981                                              MonoType             **type_argv);
 982
 983 MonoGenericInst *
 984 mono_metadata_get_canonical_generic_inst    (MonoGenericInst *candidate);
 985
 986 MonoGenericClass *
 987 mono_metadata_lookup_generic_class          (MonoClass             *gclass,
 988                                              MonoGenericInst       *inst,
 989                                              gboolean               is_dynamic);
 990
 991 MonoGenericInst * mono_metadata_inflate_generic_inst  (MonoGenericInst *ginst, MonoGenericContext *context, MonoError *error);
 992
 993 guint
 994 mono_metadata_generic_param_hash (MonoGenericParam *p);
 995
 996 gboolean
 997 mono_metadata_generic_param_equal (MonoGenericParam *p1, MonoGenericParam *p2);
 998
 999 void mono_dynamic_stream_reset  (MonoDynamicStream* stream);
1000 MONO_API void mono_assembly_addref       (MonoAssembly *assembly);
1001 void mono_assembly_load_friends (MonoAssembly* ass);
1002 gboolean mono_assembly_has_skip_verification (MonoAssembly* ass);
1003
1004 void mono_assembly_release_gc_roots (MonoAssembly *assembly);
1005 gboolean mono_assembly_close_except_image_pools (MonoAssembly *assembly);
1006 void mono_assembly_close_finish (MonoAssembly *assembly);
1007
1008
1009 gboolean mono_public_tokens_are_equal (const unsigned char *pubt1, const unsigned char *pubt2);
1010
1011 void mono_config_parse_publisher_policy (const char *filename, MonoAssemblyBindingInfo *binding_info);
1012 void mono_config_parse_assembly_bindings (const char *filename, int major, int minor, void *user_data,
1013                                           void (*infocb)(MonoAssemblyBindingInfo *info, void *user_data));
1014
1015 gboolean
1016 mono_assembly_name_parse_full                (const char           *name,
1017                                               MonoAssemblyName     *aname,
1018                                               gboolean save_public_key,
1019                                               gboolean *is_version_defined,
1020                                                   gboolean *is_token_defined);
1021
1022 gboolean
1023 mono_assembly_fill_assembly_name_full (MonoImage *image, MonoAssemblyName *aname, gboolean copyBlobs);
1024
1025
1026 MONO_API guint32 mono_metadata_get_generic_param_row (MonoImage *image, guint32 token, guint32 *owner);
1027
1028 MonoGenericParam*
1029 mono_metadata_create_anon_gparam (MonoImage *image, gint32 param_num, gboolean is_mvar);
1030
1031 void mono_unload_interface_ids (MonoBitSet *bitset);
1032
1033
1034 MonoType *mono_metadata_type_dup (MonoImage *image, const MonoType *original);
1035 MonoType *mono_metadata_type_dup_with_cmods (MonoImage *image, const MonoType *original, const MonoType *cmods_source);
1036
1037 MonoMethodSignature  *mono_metadata_signature_dup_full (MonoImage *image,MonoMethodSignature *sig);
1038 MonoMethodSignature  *mono_metadata_signature_dup_mempool (MonoMemPool *mp, MonoMethodSignature *sig);
1039 MonoMethodSignature  *mono_metadata_signature_dup_add_this (MonoImage *image, MonoMethodSignature *sig, MonoClass *klass);
1040
1041 MonoGenericInst *
1042 mono_get_shared_generic_inst (MonoGenericContainer *container);
1043
1044 int
1045 mono_type_stack_size_internal (MonoType *t, int *align, gboolean allow_open);
1046
1047 MONO_API void            mono_type_get_desc (GString *res, MonoType *type, mono_bool include_namespace);
1048
1049 gboolean
1050 mono_metadata_type_equal_full (MonoType *t1, MonoType *t2, gboolean signature_only);
1051
1052 MonoMarshalSpec *
1053 mono_metadata_parse_marshal_spec_full (MonoImage *image, MonoImage *parent_image, const char *ptr);
1054
1055 guint          mono_metadata_generic_inst_hash (gconstpointer data);
1056 gboolean       mono_metadata_generic_inst_equal (gconstpointer ka, gconstpointer kb);
1057
1058 MONO_API void
1059 mono_metadata_field_info_with_mempool (
1060                                           MonoImage *meta,
1061                                       guint32       table_index,
1062                                       guint32      *offset,
1063                                       guint32      *rva,
1064                                       MonoMarshalSpec **marshal_spec);
1065
1066 MonoClassField*
1067 mono_metadata_get_corresponding_field_from_generic_type_definition (MonoClassField *field);
1068
1069 MonoEvent*
1070 mono_metadata_get_corresponding_event_from_generic_type_definition (MonoEvent *event);
1071
1072 MonoProperty*
1073 mono_metadata_get_corresponding_property_from_generic_type_definition (MonoProperty *property);
1074
1075 guint32
1076 mono_metadata_signature_size (MonoMethodSignature *sig);
1077
1078 guint mono_metadata_str_hash (gconstpointer v1);
1079
1080 gboolean mono_image_load_pe_data (MonoImage *image);
1081
1082 gboolean mono_image_load_cli_data (MonoImage *image);
1083
1084 void mono_image_load_names (MonoImage *image);
1085
1086 MonoImage *mono_image_open_raw (MonoAssemblyLoadContext *alc, const char *fname, MonoImageOpenStatus *status);
1087
1088 MonoImage *mono_image_open_metadata_only (MonoAssemblyLoadContext *alc, const char *fname, MonoImageOpenStatus *status);
1089
1090 MonoImage *mono_image_open_from_data_internal (MonoAssemblyLoadContext *alc, char *data, guint32 data_len, gboolean need_copy, MonoImageOpenStatus *status, gboolean refonly, gboolean metadata_only, const char *name);
1091
1092 MonoException *mono_get_exception_field_access_msg (const char *msg);
1093
1094 MonoException *mono_get_exception_method_access_msg (const char *msg);
1095
1096 MonoMethod* mono_method_from_method_def_or_ref (MonoImage *m, guint32 tok, MonoGenericContext *context, MonoError *error);
1097
1098 MonoMethod *mono_get_method_constrained_with_method (MonoImage *image, MonoMethod *method, MonoClass *constrained_class, MonoGenericContext *context, MonoError *error);
1099 MonoMethod *mono_get_method_constrained_checked (MonoImage *image, guint32 token, MonoClass *constrained_class, MonoGenericContext *context, MonoMethod **cil_method, MonoError *error);
1100
1101 void mono_type_set_alignment (MonoTypeEnum type, int align);
1102
1103 MonoAotCacheConfig *mono_get_aot_cache_config (void);
1104 MonoType *
1105 mono_type_create_from_typespec_checked (MonoImage *image, guint32 type_spec, MonoError *error);
1106
1107 MonoMethodSignature*
1108 mono_method_get_signature_checked (MonoMethod *method, MonoImage *image, guint32 token, MonoGenericContext *context, MonoError *error);
1109
1110 MonoMethod *
1111 mono_get_method_checked (MonoImage *image, guint32 token, MonoClass *klass, MonoGenericContext *context, MonoError *error);
1112
1113 guint32
1114 mono_metadata_localscope_from_methoddef (MonoImage *meta, guint32 index);
1115
1116 void
1117 mono_wrapper_caches_free (MonoWrapperCaches *cache);
1118
1119 MonoWrapperCaches*
1120 mono_method_get_wrapper_cache (MonoMethod *method);
1121
1122 MonoWrapperCaches*
1123 mono_method_get_wrapper_cache (MonoMethod *method);
1124
1125 MonoType*
1126 mono_metadata_parse_type_checked (MonoImage *m, MonoGenericContainer *container, short opt_attrs, gboolean transient, const char *ptr, const char **rptr, MonoError *error);
1127
1128 MonoGenericContainer *
1129 mono_get_anonymous_container_for_image (MonoImage *image, gboolean is_mvar);
1130
1131 char *
1132 mono_image_set_description (MonoImageSet *);
1133
1134 MonoImageSet *
1135 mono_find_image_set_owner (void *ptr);
1136
1137 MONO_API void
1138 mono_loader_register_module (const char *name, MonoDl *module);
1139
1140 gboolean
1141 mono_assembly_is_problematic_version (const char *name, guint16 major, guint16 minor, guint16 build, guint16 revision);
1142
1143 void
1144 mono_ginst_get_desc (GString *str, MonoGenericInst *ginst);
1145
1146 void
1147 mono_loader_set_strict_strong_names (gboolean enabled);
1148
1149 gboolean
1150 mono_loader_get_strict_strong_names (void);
1151
1152 gboolean
1153 mono_type_in_image (MonoType *type, MonoImage *image);
1154
1155 gboolean
1156 mono_type_is_valid_generic_argument (MonoType *type);
1157
1158 MonoAssemblyContextKind
1159 mono_asmctx_get_kind (const MonoAssemblyContext *ctx);
1160
1161 #define MONO_CLASS_IS_INTERFACE_INTERNAL(c) ((mono_class_get_flags (c) & TYPE_ATTRIBUTE_INTERFACE) || mono_type_is_generic_parameter (m_class_get_byval_arg (c)))
1162
1163 static inline gboolean
1164 m_image_is_raw_data_allocated (MonoImage *image)
1165 {
1166         return image->storage ? image->storage->raw_data_allocated : FALSE;
1167 }
1168
1169 static inline gboolean
1170 m_image_is_fileio_used (MonoImage *image)
1171 {
1172         return image->storage ? image->storage->fileio_used : FALSE;
1173 }
1174
1175 #ifdef HOST_WIN32
1176 static inline gboolean
1177 m_image_is_module_handle (MonoImage *image)
1178 {
1179         return image->storage ? image->storage->is_module_handle : FALSE;
1180 }
1181
1182 static inline gboolean
1183 m_image_has_entry_point (MonoImage *image)
1184 {
1185         return image->storage ? image->storage->has_entry_point : FALSE;
1186 }
1187 #endif
1188
1189 static inline const char *
1190 m_image_get_name (MonoImage *image)
1191 {
1192         return image->name;
1193 }
1194
1195 static inline const char *
1196 m_image_get_filename (MonoImage *image)
1197 {
1198         return image->filename;
1199 }
1200
1201 static inline const char *
1202 m_image_get_assembly_name (MonoImage *image)
1203 {
1204         return image->assembly_name;
1205 }
1206
1207 static inline
1208 MonoAssemblyLoadContext *
1209 mono_image_get_alc (MonoImage *image)
1210 {
1211 #ifndef ENABLE_NETCORE
1212         return NULL;
1213 #else
1214         return image->alc;
1215 #endif
1216 }
1217
1218 static inline
1219 MonoAssemblyLoadContext *
1220 mono_assembly_get_alc (MonoAssembly *assm)
1221 {
1222         return mono_image_get_alc (assm->image);
1223 }
1224
1225 /**
1226  * mono_type_get_type_internal:
1227  * \param type the \c MonoType operated on
1228  * \returns the IL type value for \p type. This is one of the \c MonoTypeEnum
1229  * enum members like \c MONO_TYPE_I4 or \c MONO_TYPE_STRING.
1230  */
1231 static inline int
1232 mono_type_get_type_internal (MonoType *type)
1233 {
1234         return type->type;
1235 }
1236
1237 /**
1238  * mono_type_get_signature:
1239  * \param type the \c MonoType operated on
1240  * It is only valid to call this function if \p type is a \c MONO_TYPE_FNPTR .
1241  * \returns the \c MonoMethodSignature pointer that describes the signature
1242  * of the function pointer \p type represents.
1243  */
1244 static inline MonoMethodSignature*
1245 mono_type_get_signature_internal (MonoType *type)
1246 {
1247         g_assert (type->type == MONO_TYPE_FNPTR);
1248         return type->data.method;
1249 }
1250
1251 /**
1252  * mono_type_is_byref_internal:
1253  * \param type the \c MonoType operated on
1254  * \returns TRUE if \p type represents a type passed by reference,
1255  * FALSE otherwise.
1256  */
1257 static inline mono_bool
1258 mono_type_is_byref_internal (MonoType *type)
1259 {
1260         return type->byref;
1261 }
1262
1263 /**
1264  * mono_type_get_class_internal:
1265  * \param type the \c MonoType operated on
1266  * It is only valid to call this function if \p type is a \c MONO_TYPE_CLASS or a
1267  * \c MONO_TYPE_VALUETYPE . For more general functionality, use \c mono_class_from_mono_type_internal,
1268  * instead.
1269  * \returns the \c MonoClass pointer that describes the class that \p type represents.
1270  */
1271 static inline MonoClass*
1272 mono_type_get_class_internal (MonoType *type)
1273 {
1274         /* FIXME: review the runtime users before adding the assert here */
1275         return type->data.klass;
1276 }
1277
1278 /**
1279  * mono_type_get_array_type_internal:
1280  * \param type the \c MonoType operated on
1281  * It is only valid to call this function if \p type is a \c MONO_TYPE_ARRAY .
1282  * \returns a \c MonoArrayType struct describing the array type that \p type
1283  * represents. The info includes details such as rank, array element type
1284  * and the sizes and bounds of multidimensional arrays.
1285  */
1286 static inline MonoArrayType*
1287 mono_type_get_array_type_internal (MonoType *type)
1288 {
1289         return type->data.array;
1290 }
1291
1292 #endif /* __MONO_METADATA_INTERNALS_H__ */