mono/metadata/metadata.h

   1
   2 #ifndef __MONO_METADATA_H__
   3 #define __MONO_METADATA_H__
   4
   5 #include <glib.h>
   6
   7 #include <mono/metadata/blob.h>
   8 #include <mono/metadata/row-indexes.h>
   9 #include <mono/metadata/image.h>
  10
  11 G_BEGIN_DECLS
  12
  13 #ifdef __GNUC__
  14 #define MONO_ZERO_LEN_ARRAY 0
  15 #else
  16 #define MONO_ZERO_LEN_ARRAY 1
  17 #endif
  18
  19 #define MONO_TYPE_ISSTRUCT(t) (!(t)->byref && (((t)->type == MONO_TYPE_VALUETYPE && \
  20         !(t)->data.klass->enumtype) || ((t)->type == MONO_TYPE_TYPEDBYREF) || \
  21         (((t)->type == MONO_TYPE_GENERICINST) && mono_metadata_generic_class_is_valuetype ((t)->data.generic_class) && !(t)->data.generic_class->container_class->enumtype)))
  22
  23 #define MONO_TYPE_IS_VOID(t) ((t) && ((t)->type == MONO_TYPE_VOID) && !(t)->byref)
  24 #define MONO_TYPE_IS_POINTER(t) ((t) && (((t)->byref || ((t)->type == MONO_TYPE_I) || (t)->type == MONO_TYPE_STRING) || ((t)->type == MONO_TYPE_SZARRAY) || ((t)->type == MONO_TYPE_CLASS) || ((t)->type == MONO_TYPE_CLASS) || ((t)->type == MONO_TYPE_OBJECT) || ((t)->type == MONO_TYPE_ARRAY) || ((t)->type == MONO_TYPE_PTR)))
  25
  26 #define MONO_TYPE_IS_REFERENCE(t) ((t) &&                                       \
  27                                    ((((t)->type == MONO_TYPE_STRING) ||         \
  28                                      ((t)->type == MONO_TYPE_SZARRAY) ||        \
  29                                      ((t)->type == MONO_TYPE_CLASS) ||          \
  30                                      ((t)->type == MONO_TYPE_OBJECT) ||         \
  31                                      ((t)->type == MONO_TYPE_ARRAY)) ||         \
  32                                     (((t)->type == MONO_TYPE_GENERICINST) &&    \
  33                                      !mono_metadata_generic_class_is_valuetype ((t)->data.generic_class))))
  34
  35 #define MONO_CLASS_IS_INTERFACE(c) ((c->flags & TYPE_ATTRIBUTE_INTERFACE) || (c->byval_arg.type == MONO_TYPE_VAR) || (c->byval_arg.type == MONO_TYPE_MVAR))
  36
  37 #define MONO_CLASS_IS_IMPORT(c) ((c->flags & TYPE_ATTRIBUTE_IMPORT))
  38
  39 typedef struct _MonoClass MonoClass;
  40 typedef struct _MonoDomain MonoDomain;
  41 typedef struct _MonoMethod MonoMethod;
  42
  43 typedef enum {
  44         MONO_EXCEPTION_CLAUSE_NONE,
  45         MONO_EXCEPTION_CLAUSE_FILTER,
  46         MONO_EXCEPTION_CLAUSE_FINALLY,
  47         MONO_EXCEPTION_CLAUSE_FAULT = 4
  48 } MonoExceptionEnum;
  49
  50 typedef enum {
  51         MONO_CALL_DEFAULT,
  52         MONO_CALL_C,
  53         MONO_CALL_STDCALL,
  54         MONO_CALL_THISCALL,
  55         MONO_CALL_FASTCALL,
  56         MONO_CALL_VARARG
  57 } MonoCallConvention;
  58
  59 /* ECMA lamespec: the old spec had more info... */
  60 typedef enum {
  61         MONO_NATIVE_BOOLEAN = 0x02, /* 4 bytes, 0 is false, != 0 is true */
  62         MONO_NATIVE_I1 = 0x03,
  63         MONO_NATIVE_U1 = 0x04,
  64         MONO_NATIVE_I2 = 0x05,
  65         MONO_NATIVE_U2 = 0x06,
  66         MONO_NATIVE_I4 = 0x07,
  67         MONO_NATIVE_U4 = 0x08,
  68         MONO_NATIVE_I8 = 0x09,
  69         MONO_NATIVE_U8 = 0x0a,
  70         MONO_NATIVE_R4 = 0x0b,
  71         MONO_NATIVE_R8 = 0x0c,
  72         MONO_NATIVE_CURRENCY = 0x0f,
  73         MONO_NATIVE_BSTR = 0x13, /* prefixed length, Unicode */
  74         MONO_NATIVE_LPSTR = 0x14, /* ANSI, null terminated */
  75         MONO_NATIVE_LPWSTR = 0x15, /* UNICODE, null terminated */
  76         MONO_NATIVE_LPTSTR = 0x16, /* plattform dep., null terminated */
  77         MONO_NATIVE_BYVALTSTR = 0x17,
  78         MONO_NATIVE_IUNKNOWN = 0x19,
  79         MONO_NATIVE_IDISPATCH = 0x1a,
  80         MONO_NATIVE_STRUCT = 0x1b,
  81         MONO_NATIVE_INTERFACE = 0x1c,
  82         MONO_NATIVE_SAFEARRAY = 0x1d,
  83         MONO_NATIVE_BYVALARRAY = 0x1e,
  84         MONO_NATIVE_INT   = 0x1f,
  85         MONO_NATIVE_UINT  = 0x20,
  86         MONO_NATIVE_VBBYREFSTR  = 0x22,
  87         MONO_NATIVE_ANSIBSTR  = 0x23,  /* prefixed length, ANSI */
  88         MONO_NATIVE_TBSTR  = 0x24, /* prefixed length, plattform dep. */
  89         MONO_NATIVE_VARIANTBOOL  = 0x25,
  90         MONO_NATIVE_FUNC  = 0x26,
  91         MONO_NATIVE_ASANY = 0x28,
  92         MONO_NATIVE_LPARRAY = 0x2a,
  93         MONO_NATIVE_LPSTRUCT = 0x2b,
  94         MONO_NATIVE_CUSTOM = 0x2c,
  95         MONO_NATIVE_ERROR = 0x2d,
  96         MONO_NATIVE_MAX = 0x50 /* no info */
  97 } MonoMarshalNative;
  98
  99 /* Used only in context of SafeArray */
 100 typedef enum {
 101         MONO_VARIANT_EMPTY = 0x00,
 102         MONO_VARIANT_NULL = 0x01,
 103         MONO_VARIANT_I2 = 0x02,
 104         MONO_VARIANT_I4 = 0x03,
 105         MONO_VARIANT_R4 = 0x04,
 106         MONO_VARIANT_R8 = 0x05,
 107         MONO_VARIANT_CY = 0x06,
 108         MONO_VARIANT_DATE = 0x07,
 109         MONO_VARIANT_BSTR = 0x08,
 110         MONO_VARIANT_DISPATCH = 0x09,
 111         MONO_VARIANT_ERROR = 0x0a,
 112         MONO_VARIANT_BOOL = 0x0b,
 113         MONO_VARIANT_VARIANT = 0x0c,
 114         MONO_VARIANT_UNKNOWN = 0x0d,
 115         MONO_VARIANT_DECIMAL = 0x0e,
 116         MONO_VARIANT_I1 = 0x10,
 117         MONO_VARIANT_UI1 = 0x11,
 118         MONO_VARIANT_UI2 = 0x12,
 119         MONO_VARIANT_UI4 = 0x13,
 120         MONO_VARIANT_I8 = 0x14,
 121         MONO_VARIANT_UI8 = 0x15,
 122         MONO_VARIANT_INT = 0x16,
 123         MONO_VARIANT_UINT = 0x17,
 124         MONO_VARIANT_VOID = 0x18,
 125         MONO_VARIANT_HRESULT = 0x19,
 126         MONO_VARIANT_PTR = 0x1a,
 127         MONO_VARIANT_SAFEARRAY = 0x1b,
 128         MONO_VARIANT_CARRAY = 0x1c,
 129         MONO_VARIANT_USERDEFINED = 0x1d,
 130         MONO_VARIANT_LPSTR = 0x1e,
 131         MONO_VARIANT_LPWSTR = 0x1f,
 132         MONO_VARIANT_RECORD = 0x24,
 133         MONO_VARIANT_FILETIME = 0x40,
 134         MONO_VARIANT_BLOB = 0x41,
 135         MONO_VARIANT_STREAM = 0x42,
 136         MONO_VARIANT_STORAGE = 0x43,
 137         MONO_VARIANT_STREAMED_OBJECT = 0x44,
 138         MONO_VARIANT_STORED_OBJECT = 0x45,
 139         MONO_VARIANT_BLOB_OBJECT = 0x46,
 140         MONO_VARIANT_CF = 0x47,
 141         MONO_VARIANT_CLSID = 0x48,
 142         MONO_VARIANT_VECTOR = 0x1000,
 143         MONO_VARIANT_ARRAY = 0x2000,
 144         MONO_VARIANT_BYREF = 0x4000
 145 } MonoMarshalVariant;
 146
 147 typedef enum {
 148         MONO_MARSHAL_CONV_NONE,
 149         MONO_MARSHAL_CONV_BOOL_VARIANTBOOL,
 150         MONO_MARSHAL_CONV_BOOL_I4,
 151         MONO_MARSHAL_CONV_STR_BSTR,
 152         MONO_MARSHAL_CONV_STR_LPSTR,
 153         MONO_MARSHAL_CONV_LPSTR_STR,
 154         MONO_MARSHAL_CONV_LPTSTR_STR,
 155         MONO_MARSHAL_CONV_STR_LPWSTR,
 156         MONO_MARSHAL_CONV_LPWSTR_STR,
 157         MONO_MARSHAL_CONV_STR_LPTSTR,
 158         MONO_MARSHAL_CONV_STR_ANSIBSTR,
 159         MONO_MARSHAL_CONV_STR_TBSTR,
 160         MONO_MARSHAL_CONV_STR_BYVALSTR,
 161         MONO_MARSHAL_CONV_STR_BYVALWSTR,
 162         MONO_MARSHAL_CONV_SB_LPSTR,
 163         MONO_MARSHAL_CONV_SB_LPTSTR,
 164         MONO_MARSHAL_CONV_SB_LPWSTR,
 165         MONO_MARSHAL_CONV_LPSTR_SB,
 166         MONO_MARSHAL_CONV_LPTSTR_SB,
 167         MONO_MARSHAL_CONV_LPWSTR_SB,
 168         MONO_MARSHAL_CONV_ARRAY_BYVALARRAY,
 169         MONO_MARSHAL_CONV_ARRAY_BYVALCHARARRAY,
 170         MONO_MARSHAL_CONV_ARRAY_SAVEARRAY,
 171         MONO_MARSHAL_CONV_ARRAY_LPARRAY,
 172         MONO_MARSHAL_CONV_OBJECT_INTERFACE,
 173         MONO_MARSHAL_CONV_OBJECT_IDISPATCH,
 174         MONO_MARSHAL_CONV_OBJECT_IUNKNOWN,
 175         MONO_MARSHAL_CONV_OBJECT_STRUCT,
 176         MONO_MARSHAL_CONV_DEL_FTN,
 177         MONO_MARSHAL_CONV_FTN_DEL,
 178         MONO_MARSHAL_FREE_ARRAY,
 179         MONO_MARSHAL_CONV_BSTR_STR,
 180         MONO_MARSHAL_CONV_SAFEHANDLE,
 181         MONO_MARSHAL_CONV_HANDLEREF
 182 } MonoMarshalConv;
 183
 184 typedef struct {
 185         MonoMarshalNative native;
 186         union {
 187                 struct {
 188                         MonoMarshalNative elem_type;
 189                         gint32 num_elem; /* -1 if not set */
 190                         gint16 param_num; /* -1 if not set */
 191                         gint16 elem_mult; /* -1 if not set */
 192                 } array_data;
 193                 struct {
 194                         char *custom_name;
 195                         char *cookie;
 196                 } custom_data;
 197                 struct {
 198                         MonoMarshalVariant elem_type;
 199                         gint32 num_elem;
 200                 } safearray_data;
 201         } data;
 202 } MonoMarshalSpec;
 203
 204 void         mono_metadata_init (void);
 205
 206 void         mono_metadata_decode_row (const MonoTableInfo   *t,
 207                                        int                    idx,
 208                                        guint32               *res,
 209                                        int                    res_size);
 210
 211 guint32      mono_metadata_decode_row_col (const MonoTableInfo *t,
 212                                            int            idx,
 213                                            guint          col);
 214
 215 /*
 216  * This macro is used to extract the size of the table encoded in
 217  * the size_bitfield of MonoTableInfo.
 218  */
 219 #define mono_metadata_table_size(bitfield,table) ((((bitfield) >> ((table)*2)) & 0x3) + 1)
 220 #define mono_metadata_table_count(bitfield) ((bitfield) >> 24)
 221
 222 int mono_metadata_compute_size (MonoImage   *meta,
 223                                 int             tableindex,
 224                                 guint32        *result_bitfield);
 225
 226 /*
 227  *
 228  */
 229 const char    *mono_metadata_locate        (MonoImage *meta, int table, int idx);
 230 const char    *mono_metadata_locate_token  (MonoImage *meta, guint32 token);
 231
 232 const char    *mono_metadata_string_heap   (MonoImage *meta, guint32 table_index);
 233 const char    *mono_metadata_blob_heap     (MonoImage *meta, guint32 table_index);
 234 const char    *mono_metadata_user_string   (MonoImage *meta, guint32 table_index);
 235 const char    *mono_metadata_guid_heap     (MonoImage *meta, guint32 table_index);
 236
 237 guint32 mono_metadata_typedef_from_field  (MonoImage *meta, guint32 table_index);
 238 guint32 mono_metadata_typedef_from_method (MonoImage *meta, guint32 table_index);
 239 guint32 mono_metadata_nested_in_typedef   (MonoImage *meta, guint32 table_index);
 240 guint32 mono_metadata_nesting_typedef     (MonoImage *meta, guint32 table_index, guint32 start_index);
 241
 242 MonoClass** mono_metadata_interfaces_from_typedef (MonoImage *meta, guint32 table_index, guint *count);
 243
 244 guint32     mono_metadata_events_from_typedef     (MonoImage *meta, guint32 table_index, guint *end_idx);
 245 guint32     mono_metadata_methods_from_event      (MonoImage *meta, guint32 table_index, guint *end);
 246 guint32     mono_metadata_properties_from_typedef (MonoImage *meta, guint32 table_index, guint *end);
 247 guint32     mono_metadata_methods_from_property   (MonoImage *meta, guint32 table_index, guint *end);
 248 guint32     mono_metadata_packing_from_typedef    (MonoImage *meta, guint32 table_index, guint32 *packing, guint32 *size);
 249 const char* mono_metadata_get_marshal_info        (MonoImage *meta, guint32 idx, gboolean is_field);
 250 guint32     mono_metadata_custom_attrs_from_index (MonoImage *meta, guint32 cattr_index);
 251
 252 MonoMarshalSpec *mono_metadata_parse_marshal_spec (MonoImage *image, const char *ptr);
 253
 254 void mono_metadata_free_marshal_spec (MonoMarshalSpec *spec);
 255
 256 guint32     mono_metadata_implmap_from_method     (MonoImage *meta, guint32 method_idx);
 257
 258 void        mono_metadata_field_info (MonoImage *meta,
 259                                       guint32       table_index,
 260                                       guint32      *offset,
 261                                       guint32      *rva,
 262                                       MonoMarshalSpec **marshal_spec);
 263
 264 guint32     mono_metadata_get_constant_index (MonoImage *meta, guint32 token, guint32 hint);
 265
 266 /*
 267  * Functions to extract information from the Blobs
 268  */
 269 guint32 mono_metadata_decode_value     (const char            *ptr,
 270                                         const char           **rptr);
 271 gint32 mono_metadata_decode_signed_value (const char *ptr, const char **rptr);
 272
 273 guint32 mono_metadata_decode_blob_size (const char            *ptr,
 274                                         const char           **rptr);
 275
 276 void mono_metadata_encode_value (guint32 value, char *bug, char **endbuf);
 277
 278 #define MONO_OFFSET_IN_CLAUSE(clause,offset) \
 279         ((clause)->try_offset <= (offset) && (offset) < ((clause)->try_offset + (clause)->try_len))
 280 #define MONO_OFFSET_IN_HANDLER(clause,offset) \
 281         ((clause)->handler_offset <= (offset) && (offset) < ((clause)->handler_offset + (clause)->handler_len))
 282
 283 typedef struct {
 284         guint32 flags;
 285         guint32 try_offset;
 286         guint32 try_len;
 287         guint32 handler_offset;
 288         guint32 handler_len;
 289         union {
 290                 guint32 filter_offset;
 291                 MonoClass *catch_class;
 292         } data;
 293 } MonoExceptionClause;
 294
 295 typedef struct _MonoType MonoType;
 296 typedef struct _MonoGenericInst MonoGenericInst;
 297 typedef struct _MonoGenericClass MonoGenericClass;
 298 typedef struct _MonoDynamicGenericClass MonoDynamicGenericClass;
 299 typedef struct _MonoGenericMethod MonoGenericMethod;
 300 typedef struct _MonoGenericContext MonoGenericContext;
 301 typedef struct _MonoGenericContainer MonoGenericContainer;
 302 typedef struct _MonoGenericParam MonoGenericParam;
 303 typedef struct _MonoArrayType MonoArrayType;
 304 typedef struct _MonoMethodSignature MonoMethodSignature;
 305
 306 typedef struct {
 307         unsigned int required : 1;
 308         unsigned int token    : 31;
 309 } MonoCustomMod;
 310
 311 struct _MonoArrayType {
 312         MonoClass *eklass;
 313         guint8 rank;
 314         guint8 numsizes;
 315         guint8 numlobounds;
 316         int *sizes;
 317         int *lobounds;
 318 };
 319
 320 /* This structure is internal to the runtime: use the mono_type*
 321  * accessors below, because it will soon ago away from the public header file.
 322  */
 323 struct _MonoType {
 324         union {
 325                 MonoClass *klass; /* for VALUETYPE and CLASS */
 326                 MonoType *type;   /* for PTR */
 327                 MonoArrayType *array; /* for ARRAY */
 328                 MonoMethodSignature *method;
 329                 MonoGenericParam *generic_param; /* for VAR and MVAR */
 330                 MonoGenericClass *generic_class; /* for GENERICINST */
 331         } data;
 332         unsigned int attrs    : 16; /* param attributes or field flags */
 333         unsigned int type     : 8;  /* ElementTypeEnum */
 334         unsigned int num_mods : 6;  /* max 64 modifiers follow at the end */
 335         unsigned int byref    : 1;
 336         unsigned int pinned   : 1;  /* valid when included in a local var signature */
 337         MonoCustomMod modifiers [MONO_ZERO_LEN_ARRAY]; /* this may grow */
 338 };
 339
 340 /*
 341  * This structure is an internal runtime detail: use the mono_signature_*
 342  * accessors below, because it will go away from the public header.
 343  */
 344 struct _MonoMethodSignature {
 345         unsigned int  hasthis : 1;
 346         unsigned int  explicit_this   : 1;
 347         unsigned int  call_convention : 6;
 348         unsigned int  pinvoke   : 1;
 349         unsigned int  ref_count : 23;
 350         guint16       param_count;
 351         gint16        sentinelpos;
 352         unsigned int  generic_param_count : 30;
 353         unsigned int  is_inflated         : 1;
 354         unsigned int  has_type_parameters : 1;
 355         MonoType     *ret;
 356         MonoType     *params [MONO_ZERO_LEN_ARRAY];
 357 };
 358
 359 typedef struct _MonoMethodHeader MonoMethodHeader;
 360
 361 typedef enum {
 362         MONO_PARSE_TYPE,
 363         MONO_PARSE_MOD_TYPE,
 364         MONO_PARSE_LOCAL,
 365         MONO_PARSE_PARAM,
 366         MONO_PARSE_RET,
 367         MONO_PARSE_FIELD
 368 } MonoParseTypeMode;
 369
 370 gboolean
 371 mono_type_is_byref       (MonoType *type);
 372
 373 int
 374 mono_type_get_type       (MonoType *type);
 375
 376 /* For MONO_TYPE_FNPTR */
 377 MonoMethodSignature*
 378 mono_type_get_signature  (MonoType *type);
 379
 380 /* For MONO_TYPE_CLASS, VALUETYPE */
 381 MonoClass*
 382 mono_type_get_class      (MonoType *type);
 383
 384 MonoArrayType*
 385 mono_type_get_array_type (MonoType *type);
 386
 387 /* For MONO_TYPE_PTR */
 388 MonoType*
 389 mono_type_get_ptr_type (MonoType *type);
 390
 391 MonoClass*
 392 mono_type_get_modifiers  (MonoType *type, gboolean *is_required, gpointer *iter);
 393
 394 MonoType*
 395 mono_signature_get_return_type (MonoMethodSignature *sig);
 396
 397 MonoType*
 398 mono_signature_get_params      (MonoMethodSignature *sig, gpointer *iter);
 399
 400 guint32
 401 mono_signature_get_param_count (MonoMethodSignature *sig);
 402
 403 guint32
 404 mono_signature_get_call_conv   (MonoMethodSignature *sig);
 405
 406 int
 407 mono_signature_vararg_start    (MonoMethodSignature *sig);
 408
 409 gboolean
 410 mono_signature_is_instance     (MonoMethodSignature *sig);
 411
 412 gboolean
 413 mono_signature_explicit_this   (MonoMethodSignature *sig);
 414
 415 guint32     mono_metadata_parse_typedef_or_ref (MonoImage      *m,
 416                                                 const char      *ptr,
 417                                                 const char     **rptr);
 418 int            mono_metadata_parse_custom_mod  (MonoImage      *m,
 419                                                 MonoCustomMod   *dest,
 420                                                 const char      *ptr,
 421                                                 const char     **rptr);
 422 MonoArrayType *mono_metadata_parse_array       (MonoImage      *m,
 423                                                 const char      *ptr,
 424                                                 const char     **rptr);
 425 void           mono_metadata_free_array        (MonoArrayType     *array);
 426 MonoType      *mono_metadata_parse_type        (MonoImage      *m,
 427                                                 MonoParseTypeMode  mode,
 428                                                 short              opt_attrs,
 429                                                 const char        *ptr,
 430                                                 const char       **rptr);
 431 MonoType      *mono_metadata_parse_param       (MonoImage      *m,
 432                                                 const char      *ptr,
 433                                                 const char      **rptr);
 434 MonoType      *mono_metadata_parse_ret_type    (MonoImage      *m,
 435                                                 const char      *ptr,
 436                                                 const char      **rptr);
 437 MonoType      *mono_metadata_parse_field_type  (MonoImage      *m,
 438                                                 short            field_flags,
 439                                                 const char      *ptr,
 440                                                 const char      **rptr);
 441 MonoType      *mono_type_create_from_typespec  (MonoImage        *image,
 442                                                 guint32           type_spec);
 443 void           mono_metadata_free_type         (MonoType        *type);
 444 int            mono_type_size                  (MonoType        *type,
 445                                                 int             *alignment);
 446 int            mono_type_stack_size            (MonoType        *type,
 447                                                 int             *alignment);
 448
 449 gboolean       mono_type_generic_inst_is_valuetype      (MonoType *type);
 450 gboolean       mono_metadata_generic_class_is_valuetype (MonoGenericClass *gclass);
 451 guint          mono_metadata_generic_class_hash  (MonoGenericClass *gclass);
 452 gboolean       mono_metadata_generic_class_equal (MonoGenericClass *g1, MonoGenericClass *g2);
 453
 454 guint          mono_metadata_type_hash         (MonoType *t1);
 455 gboolean       mono_metadata_type_equal        (MonoType *t1, MonoType *t2);
 456
 457 MonoMethodSignature  *mono_metadata_signature_alloc (MonoImage *image, guint32 nparams);
 458
 459 MonoMethodSignature  *mono_metadata_signature_dup (MonoMethodSignature *sig);
 460
 461 MonoMethodSignature  *mono_metadata_parse_signature (MonoImage *image,
 462                                                      guint32    token);
 463
 464 MonoMethodSignature  *mono_metadata_parse_method_signature (MonoImage            *m,
 465                                                             int                    def,
 466                                                             const char            *ptr,
 467                                                             const char           **rptr);
 468 void                  mono_metadata_free_method_signature  (MonoMethodSignature   *method);
 469
 470 gboolean          mono_metadata_signature_equal (MonoMethodSignature *sig1,
 471                                                  MonoMethodSignature *sig2);
 472
 473 guint             mono_signature_hash (MonoMethodSignature *sig);
 474
 475 MonoMethodHeader *mono_metadata_parse_mh (MonoImage *m, const char *ptr);
 476 void              mono_metadata_free_mh  (MonoMethodHeader *mh);
 477
 478 /* MonoMethodHeader acccessors */
 479 const unsigned char*
 480 mono_method_header_get_code (MonoMethodHeader *header, guint32* code_size, guint32* max_stack);
 481
 482 MonoType**
 483 mono_method_header_get_locals (MonoMethodHeader *header, guint32* num_locals, gboolean *init_locals);
 484
 485 int
 486 mono_method_header_get_num_clauses (MonoMethodHeader *header);
 487
 488 int
 489 mono_method_header_get_clauses (MonoMethodHeader *header, MonoMethod *method, gpointer *iter, MonoExceptionClause *clause);
 490
 491 guint32
 492 mono_type_to_unmanaged (MonoType *type, MonoMarshalSpec *mspec,
 493                         gboolean as_field, gboolean unicode, MonoMarshalConv *conv);
 494
 495 /*
 496  * Makes a token based on a table and an index
 497  */
 498 #define mono_metadata_make_token(table,idx) (((table) << 24)| (idx))
 499
 500 /*
 501  * Returns the table index that this token encodes.
 502  */
 503 #define mono_metadata_token_table(token) ((token) >> 24)
 504
 505  /*
 506  * Returns the index that a token refers to
 507  */
 508 #define mono_metadata_token_index(token) ((token & 0xffffff))
 509
 510
 511 #define mono_metadata_token_code(token) ((token & 0xff000000))
 512
 513 guint32 mono_metadata_token_from_dor (guint32 dor_index);
 514
 515 char *mono_guid_to_string (const guint8 *guid);
 516
 517 guint32 mono_metadata_declsec_from_index (MonoImage *meta, guint32 idx);
 518
 519 guint32 mono_metadata_translate_token_index (MonoImage *image, int table, guint32 idx);
 520
 521 void    mono_metadata_decode_table_row (MonoImage *image, int table,
 522                                        int                    idx,
 523                                        guint32               *res,
 524                                        int                    res_size);
 525
 526 guint32      mono_metadata_decode_table_row_col (MonoImage *image, int table,
 527                                            int            idx,
 528                                            guint          col);
 529
 530 G_END_DECLS
 531
 532 #endif /* __MONO_METADATA_H__ */