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 /*
  14  * When embedding, you have to define MONO_ZERO_LEN_ARRAY before including any
  15  * other Mono header file if you use a different compiler from the one used to
  16  * build Mono.
  17  */
  18 #ifndef MONO_ZERO_LEN_ARRAY
  19 #ifdef __GNUC__
  20 #define MONO_ZERO_LEN_ARRAY 0
  21 #else
  22 #define MONO_ZERO_LEN_ARRAY 1
  23 #endif
  24 #endif
  25
  26 #define MONO_TYPE_ISSTRUCT(t) (!(t)->byref && (((t)->type == MONO_TYPE_VALUETYPE && \
  27         !(t)->data.klass->enumtype) || ((t)->type == MONO_TYPE_TYPEDBYREF) || \
  28         (((t)->type == MONO_TYPE_GENERICINST) && mono_metadata_generic_class_is_valuetype ((t)->data.generic_class) && !(t)->data.generic_class->container_class->enumtype)))
  29
  30 #define MONO_TYPE_IS_VOID(t) ((t) && ((t)->type == MONO_TYPE_VOID) && !(t)->byref)
  31 #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)))
  32
  33 #define MONO_TYPE_IS_REFERENCE(t) ((t) &&                                       \
  34                                    ((((t)->type == MONO_TYPE_STRING) ||         \
  35                                      ((t)->type == MONO_TYPE_SZARRAY) ||        \
  36                                      ((t)->type == MONO_TYPE_CLASS) ||          \
  37                                      ((t)->type == MONO_TYPE_OBJECT) ||         \
  38                                      ((t)->type == MONO_TYPE_ARRAY)) ||         \
  39                                     (((t)->type == MONO_TYPE_GENERICINST) &&    \
  40                                      !mono_metadata_generic_class_is_valuetype ((t)->data.generic_class))))
  41
  42 #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))
  43
  44 #define MONO_CLASS_IS_IMPORT(c) ((c->flags & TYPE_ATTRIBUTE_IMPORT))
  45
  46 typedef struct _MonoClass MonoClass;
  47 typedef struct _MonoDomain MonoDomain;
  48 typedef struct _MonoMethod MonoMethod;
  49
  50 typedef enum {
  51         MONO_EXCEPTION_CLAUSE_NONE,
  52         MONO_EXCEPTION_CLAUSE_FILTER,
  53         MONO_EXCEPTION_CLAUSE_FINALLY,
  54         MONO_EXCEPTION_CLAUSE_FAULT = 4
  55 } MonoExceptionEnum;
  56
  57 typedef enum {
  58         MONO_CALL_DEFAULT,
  59         MONO_CALL_C,
  60         MONO_CALL_STDCALL,
  61         MONO_CALL_THISCALL,
  62         MONO_CALL_FASTCALL,
  63         MONO_CALL_VARARG
  64 } MonoCallConvention;
  65
  66 /* ECMA lamespec: the old spec had more info... */
  67 typedef enum {
  68         MONO_NATIVE_BOOLEAN = 0x02, /* 4 bytes, 0 is false, != 0 is true */
  69         MONO_NATIVE_I1 = 0x03,
  70         MONO_NATIVE_U1 = 0x04,
  71         MONO_NATIVE_I2 = 0x05,
  72         MONO_NATIVE_U2 = 0x06,
  73         MONO_NATIVE_I4 = 0x07,
  74         MONO_NATIVE_U4 = 0x08,
  75         MONO_NATIVE_I8 = 0x09,
  76         MONO_NATIVE_U8 = 0x0a,
  77         MONO_NATIVE_R4 = 0x0b,
  78         MONO_NATIVE_R8 = 0x0c,
  79         MONO_NATIVE_CURRENCY = 0x0f,
  80         MONO_NATIVE_BSTR = 0x13, /* prefixed length, Unicode */
  81         MONO_NATIVE_LPSTR = 0x14, /* ANSI, null terminated */
  82         MONO_NATIVE_LPWSTR = 0x15, /* UNICODE, null terminated */
  83         MONO_NATIVE_LPTSTR = 0x16, /* plattform dep., null terminated */
  84         MONO_NATIVE_BYVALTSTR = 0x17,
  85         MONO_NATIVE_IUNKNOWN = 0x19,
  86         MONO_NATIVE_IDISPATCH = 0x1a,
  87         MONO_NATIVE_STRUCT = 0x1b,
  88         MONO_NATIVE_INTERFACE = 0x1c,
  89         MONO_NATIVE_SAFEARRAY = 0x1d,
  90         MONO_NATIVE_BYVALARRAY = 0x1e,
  91         MONO_NATIVE_INT   = 0x1f,
  92         MONO_NATIVE_UINT  = 0x20,
  93         MONO_NATIVE_VBBYREFSTR  = 0x22,
  94         MONO_NATIVE_ANSIBSTR  = 0x23,  /* prefixed length, ANSI */
  95         MONO_NATIVE_TBSTR  = 0x24, /* prefixed length, plattform dep. */
  96         MONO_NATIVE_VARIANTBOOL  = 0x25,
  97         MONO_NATIVE_FUNC  = 0x26,
  98         MONO_NATIVE_ASANY = 0x28,
  99         MONO_NATIVE_LPARRAY = 0x2a,
 100         MONO_NATIVE_LPSTRUCT = 0x2b,
 101         MONO_NATIVE_CUSTOM = 0x2c,
 102         MONO_NATIVE_ERROR = 0x2d,
 103         MONO_NATIVE_MAX = 0x50 /* no info */
 104 } MonoMarshalNative;
 105
 106 /* Used only in context of SafeArray */
 107 typedef enum {
 108         MONO_VARIANT_EMPTY = 0x00,
 109         MONO_VARIANT_NULL = 0x01,
 110         MONO_VARIANT_I2 = 0x02,
 111         MONO_VARIANT_I4 = 0x03,
 112         MONO_VARIANT_R4 = 0x04,
 113         MONO_VARIANT_R8 = 0x05,
 114         MONO_VARIANT_CY = 0x06,
 115         MONO_VARIANT_DATE = 0x07,
 116         MONO_VARIANT_BSTR = 0x08,
 117         MONO_VARIANT_DISPATCH = 0x09,
 118         MONO_VARIANT_ERROR = 0x0a,
 119         MONO_VARIANT_BOOL = 0x0b,
 120         MONO_VARIANT_VARIANT = 0x0c,
 121         MONO_VARIANT_UNKNOWN = 0x0d,
 122         MONO_VARIANT_DECIMAL = 0x0e,
 123         MONO_VARIANT_I1 = 0x10,
 124         MONO_VARIANT_UI1 = 0x11,
 125         MONO_VARIANT_UI2 = 0x12,
 126         MONO_VARIANT_UI4 = 0x13,
 127         MONO_VARIANT_I8 = 0x14,
 128         MONO_VARIANT_UI8 = 0x15,
 129         MONO_VARIANT_INT = 0x16,
 130         MONO_VARIANT_UINT = 0x17,
 131         MONO_VARIANT_VOID = 0x18,
 132         MONO_VARIANT_HRESULT = 0x19,
 133         MONO_VARIANT_PTR = 0x1a,
 134         MONO_VARIANT_SAFEARRAY = 0x1b,
 135         MONO_VARIANT_CARRAY = 0x1c,
 136         MONO_VARIANT_USERDEFINED = 0x1d,
 137         MONO_VARIANT_LPSTR = 0x1e,
 138         MONO_VARIANT_LPWSTR = 0x1f,
 139         MONO_VARIANT_RECORD = 0x24,
 140         MONO_VARIANT_FILETIME = 0x40,
 141         MONO_VARIANT_BLOB = 0x41,
 142         MONO_VARIANT_STREAM = 0x42,
 143         MONO_VARIANT_STORAGE = 0x43,
 144         MONO_VARIANT_STREAMED_OBJECT = 0x44,
 145         MONO_VARIANT_STORED_OBJECT = 0x45,
 146         MONO_VARIANT_BLOB_OBJECT = 0x46,
 147         MONO_VARIANT_CF = 0x47,
 148         MONO_VARIANT_CLSID = 0x48,
 149         MONO_VARIANT_VECTOR = 0x1000,
 150         MONO_VARIANT_ARRAY = 0x2000,
 151         MONO_VARIANT_BYREF = 0x4000
 152 } MonoMarshalVariant;
 153
 154 typedef enum {
 155         MONO_MARSHAL_CONV_NONE,
 156         MONO_MARSHAL_CONV_BOOL_VARIANTBOOL,
 157         MONO_MARSHAL_CONV_BOOL_I4,
 158         MONO_MARSHAL_CONV_STR_BSTR,
 159         MONO_MARSHAL_CONV_STR_LPSTR,
 160         MONO_MARSHAL_CONV_LPSTR_STR,
 161         MONO_MARSHAL_CONV_LPTSTR_STR,
 162         MONO_MARSHAL_CONV_STR_LPWSTR,
 163         MONO_MARSHAL_CONV_LPWSTR_STR,
 164         MONO_MARSHAL_CONV_STR_LPTSTR,
 165         MONO_MARSHAL_CONV_STR_ANSIBSTR,
 166         MONO_MARSHAL_CONV_STR_TBSTR,
 167         MONO_MARSHAL_CONV_STR_BYVALSTR,
 168         MONO_MARSHAL_CONV_STR_BYVALWSTR,
 169         MONO_MARSHAL_CONV_SB_LPSTR,
 170         MONO_MARSHAL_CONV_SB_LPTSTR,
 171         MONO_MARSHAL_CONV_SB_LPWSTR,
 172         MONO_MARSHAL_CONV_LPSTR_SB,
 173         MONO_MARSHAL_CONV_LPTSTR_SB,
 174         MONO_MARSHAL_CONV_LPWSTR_SB,
 175         MONO_MARSHAL_CONV_ARRAY_BYVALARRAY,
 176         MONO_MARSHAL_CONV_ARRAY_BYVALCHARARRAY,
 177         MONO_MARSHAL_CONV_ARRAY_SAVEARRAY,
 178         MONO_MARSHAL_CONV_ARRAY_LPARRAY,
 179         MONO_MARSHAL_FREE_LPARRAY,
 180         MONO_MARSHAL_CONV_OBJECT_INTERFACE,
 181         MONO_MARSHAL_CONV_OBJECT_IDISPATCH,
 182         MONO_MARSHAL_CONV_OBJECT_IUNKNOWN,
 183         MONO_MARSHAL_CONV_OBJECT_STRUCT,
 184         MONO_MARSHAL_CONV_DEL_FTN,
 185         MONO_MARSHAL_CONV_FTN_DEL,
 186         MONO_MARSHAL_FREE_ARRAY,
 187         MONO_MARSHAL_CONV_BSTR_STR,
 188         MONO_MARSHAL_CONV_SAFEHANDLE,
 189         MONO_MARSHAL_CONV_HANDLEREF
 190 } MonoMarshalConv;
 191
 192 typedef struct {
 193         MonoMarshalNative native;
 194         union {
 195                 struct {
 196                         MonoMarshalNative elem_type;
 197                         gint32 num_elem; /* -1 if not set */
 198                         gint16 param_num; /* -1 if not set */
 199                         gint16 elem_mult; /* -1 if not set */
 200                 } array_data;
 201                 struct {
 202                         char *custom_name;
 203                         char *cookie;
 204                 } custom_data;
 205                 struct {
 206                         MonoMarshalVariant elem_type;
 207                         gint32 num_elem;
 208                 } safearray_data;
 209         } data;
 210 } MonoMarshalSpec;
 211
 212 void         mono_metadata_init (void);
 213
 214 void         mono_metadata_decode_row (const MonoTableInfo   *t,
 215                                        int                    idx,
 216                                        guint32               *res,
 217                                        int                    res_size);
 218
 219 guint32      mono_metadata_decode_row_col (const MonoTableInfo *t,
 220                                            int            idx,
 221                                            guint          col);
 222
 223 /*
 224  * This macro is used to extract the size of the table encoded in
 225  * the size_bitfield of MonoTableInfo.
 226  */
 227 #define mono_metadata_table_size(bitfield,table) ((((bitfield) >> ((table)*2)) & 0x3) + 1)
 228 #define mono_metadata_table_count(bitfield) ((bitfield) >> 24)
 229
 230 int mono_metadata_compute_size (MonoImage   *meta,
 231                                 int             tableindex,
 232                                 guint32        *result_bitfield);
 233
 234 /*
 235  *
 236  */
 237 const char    *mono_metadata_locate        (MonoImage *meta, int table, int idx);
 238 const char    *mono_metadata_locate_token  (MonoImage *meta, guint32 token);
 239
 240 const char    *mono_metadata_string_heap   (MonoImage *meta, guint32 table_index);
 241 const char    *mono_metadata_blob_heap     (MonoImage *meta, guint32 table_index);
 242 const char    *mono_metadata_user_string   (MonoImage *meta, guint32 table_index);
 243 const char    *mono_metadata_guid_heap     (MonoImage *meta, guint32 table_index);
 244
 245 guint32 mono_metadata_typedef_from_field  (MonoImage *meta, guint32 table_index);
 246 guint32 mono_metadata_typedef_from_method (MonoImage *meta, guint32 table_index);
 247 guint32 mono_metadata_nested_in_typedef   (MonoImage *meta, guint32 table_index);
 248 guint32 mono_metadata_nesting_typedef     (MonoImage *meta, guint32 table_index, guint32 start_index);
 249
 250 MonoClass** mono_metadata_interfaces_from_typedef (MonoImage *meta, guint32 table_index, guint *count);
 251
 252 guint32     mono_metadata_events_from_typedef     (MonoImage *meta, guint32 table_index, guint *end_idx);
 253 guint32     mono_metadata_methods_from_event      (MonoImage *meta, guint32 table_index, guint *end);
 254 guint32     mono_metadata_properties_from_typedef (MonoImage *meta, guint32 table_index, guint *end);
 255 guint32     mono_metadata_methods_from_property   (MonoImage *meta, guint32 table_index, guint *end);
 256 guint32     mono_metadata_packing_from_typedef    (MonoImage *meta, guint32 table_index, guint32 *packing, guint32 *size);
 257 const char* mono_metadata_get_marshal_info        (MonoImage *meta, guint32 idx, gboolean is_field);
 258 guint32     mono_metadata_custom_attrs_from_index (MonoImage *meta, guint32 cattr_index);
 259
 260 MonoMarshalSpec *mono_metadata_parse_marshal_spec (MonoImage *image, const char *ptr);
 261
 262 void mono_metadata_free_marshal_spec (MonoMarshalSpec *spec);
 263
 264 guint32     mono_metadata_implmap_from_method     (MonoImage *meta, guint32 method_idx);
 265
 266 void        mono_metadata_field_info (MonoImage *meta,
 267                                       guint32       table_index,
 268                                       guint32      *offset,
 269                                       guint32      *rva,
 270                                       MonoMarshalSpec **marshal_spec);
 271
 272 guint32     mono_metadata_get_constant_index (MonoImage *meta, guint32 token, guint32 hint);
 273
 274 /*
 275  * Functions to extract information from the Blobs
 276  */
 277 guint32 mono_metadata_decode_value     (const char            *ptr,
 278                                         const char           **rptr);
 279 gint32 mono_metadata_decode_signed_value (const char *ptr, const char **rptr);
 280
 281 guint32 mono_metadata_decode_blob_size (const char            *ptr,
 282                                         const char           **rptr);
 283
 284 void mono_metadata_encode_value (guint32 value, char *bug, char **endbuf);
 285
 286 #define MONO_OFFSET_IN_CLAUSE(clause,offset) \
 287         ((clause)->try_offset <= (offset) && (offset) < ((clause)->try_offset + (clause)->try_len))
 288 #define MONO_OFFSET_IN_HANDLER(clause,offset) \
 289         ((clause)->handler_offset <= (offset) && (offset) < ((clause)->handler_offset + (clause)->handler_len))
 290 #define MONO_OFFSET_IN_FILTER(clause,offset) \
 291         ((clause)->flags == MONO_EXCEPTION_CLAUSE_FILTER && (clause)->data.filter_offset <= (offset) && (offset) < ((clause)->handler_offset))
 292
 293 typedef struct {
 294         guint32 flags;
 295         guint32 try_offset;
 296         guint32 try_len;
 297         guint32 handler_offset;
 298         guint32 handler_len;
 299         union {
 300                 guint32 filter_offset;
 301                 MonoClass *catch_class;
 302         } data;
 303 } MonoExceptionClause;
 304
 305 typedef struct _MonoType MonoType;
 306 typedef struct _MonoGenericInst MonoGenericInst;
 307 typedef struct _MonoGenericClass MonoGenericClass;
 308 typedef struct _MonoDynamicGenericClass MonoDynamicGenericClass;
 309 typedef struct _MonoGenericContext MonoGenericContext;
 310 typedef struct _MonoGenericContainer MonoGenericContainer;
 311 typedef struct _MonoGenericParam MonoGenericParam;
 312 typedef struct _MonoArrayType MonoArrayType;
 313 typedef struct _MonoMethodSignature MonoMethodSignature;
 314
 315 /* FIXME: Keeping this name alive for now, since it is part of the exposed API, even though no entrypoint uses it.  */
 316 typedef struct invalid_name MonoGenericMethod;
 317
 318 typedef struct {
 319         unsigned int required : 1;
 320         unsigned int token    : 31;
 321 } MonoCustomMod;
 322
 323 struct _MonoArrayType {
 324         MonoClass *eklass;
 325         guint8 rank;
 326         guint8 numsizes;
 327         guint8 numlobounds;
 328         int *sizes;
 329         int *lobounds;
 330 };
 331
 332 /* This structure is internal to the runtime: use the mono_type*
 333  * accessors below, because it will soon ago away from the public header file.
 334  */
 335 struct _MonoType {
 336         union {
 337                 MonoClass *klass; /* for VALUETYPE and CLASS */
 338                 MonoType *type;   /* for PTR */
 339                 MonoArrayType *array; /* for ARRAY */
 340                 MonoMethodSignature *method;
 341                 MonoGenericParam *generic_param; /* for VAR and MVAR */
 342                 MonoGenericClass *generic_class; /* for GENERICINST */
 343         } data;
 344         unsigned int attrs    : 16; /* param attributes or field flags */
 345         MonoTypeEnum type     : 8;
 346         unsigned int num_mods : 6;  /* max 64 modifiers follow at the end */
 347         unsigned int byref    : 1;
 348         unsigned int pinned   : 1;  /* valid when included in a local var signature */
 349         MonoCustomMod modifiers [MONO_ZERO_LEN_ARRAY]; /* this may grow */
 350 };
 351
 352 #define MONO_SIZEOF_TYPE (offsetof (struct _MonoType, modifiers))
 353
 354 /*
 355  * This structure is an internal runtime detail: use the mono_signature_*
 356  * accessors below, because it will go away from the public header.
 357  */
 358 struct _MonoMethodSignature {
 359         unsigned int  hasthis : 1;
 360         unsigned int  explicit_this   : 1;
 361         unsigned int  call_convention : 6;
 362         unsigned int  pinvoke   : 1;
 363         unsigned int  ref_count : 23;
 364         guint16       param_count;
 365         gint16        sentinelpos;
 366         unsigned int  generic_param_count : 30;
 367         unsigned int  is_inflated         : 1;
 368         unsigned int  has_type_parameters : 1;
 369         MonoType     *ret;
 370         MonoType     *params [MONO_ZERO_LEN_ARRAY];
 371 };
 372
 373 #define MONO_SIZEOF_METHOD_SIGNATURE (sizeof (struct _MonoMethodSignature) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
 374
 375 typedef struct _MonoMethodHeader MonoMethodHeader;
 376
 377 typedef enum {
 378         MONO_PARSE_TYPE,
 379         MONO_PARSE_MOD_TYPE,
 380         MONO_PARSE_LOCAL,
 381         MONO_PARSE_PARAM,
 382         MONO_PARSE_RET,
 383         MONO_PARSE_FIELD
 384 } MonoParseTypeMode;
 385
 386 gboolean
 387 mono_type_is_byref       (MonoType *type);
 388
 389 int
 390 mono_type_get_type       (MonoType *type);
 391
 392 /* For MONO_TYPE_FNPTR */
 393 MonoMethodSignature*
 394 mono_type_get_signature  (MonoType *type);
 395
 396 /* For MONO_TYPE_CLASS, VALUETYPE */
 397 MonoClass*
 398 mono_type_get_class      (MonoType *type);
 399
 400 MonoArrayType*
 401 mono_type_get_array_type (MonoType *type);
 402
 403 /* For MONO_TYPE_PTR */
 404 MonoType*
 405 mono_type_get_ptr_type (MonoType *type);
 406
 407 MonoClass*
 408 mono_type_get_modifiers  (MonoType *type, gboolean *is_required, gpointer *iter);
 409
 410 MonoType*
 411 mono_signature_get_return_type (MonoMethodSignature *sig);
 412
 413 MonoType*
 414 mono_signature_get_params      (MonoMethodSignature *sig, gpointer *iter);
 415
 416 guint32
 417 mono_signature_get_param_count (MonoMethodSignature *sig);
 418
 419 guint32
 420 mono_signature_get_call_conv   (MonoMethodSignature *sig);
 421
 422 int
 423 mono_signature_vararg_start    (MonoMethodSignature *sig);
 424
 425 gboolean
 426 mono_signature_is_instance     (MonoMethodSignature *sig);
 427
 428 gboolean
 429 mono_signature_explicit_this   (MonoMethodSignature *sig);
 430
 431 guint32     mono_metadata_parse_typedef_or_ref (MonoImage      *m,
 432                                                 const char      *ptr,
 433                                                 const char     **rptr);
 434 int            mono_metadata_parse_custom_mod  (MonoImage      *m,
 435                                                 MonoCustomMod   *dest,
 436                                                 const char      *ptr,
 437                                                 const char     **rptr);
 438 MonoArrayType *mono_metadata_parse_array       (MonoImage      *m,
 439                                                 const char      *ptr,
 440                                                 const char     **rptr);
 441 void           mono_metadata_free_array        (MonoArrayType     *array);
 442 MonoType      *mono_metadata_parse_type        (MonoImage      *m,
 443                                                 MonoParseTypeMode  mode,
 444                                                 short              opt_attrs,
 445                                                 const char        *ptr,
 446                                                 const char       **rptr);
 447 MonoType      *mono_metadata_parse_param       (MonoImage      *m,
 448                                                 const char      *ptr,
 449                                                 const char      **rptr);
 450 MonoType      *mono_metadata_parse_ret_type    (MonoImage      *m,
 451                                                 const char      *ptr,
 452                                                 const char      **rptr);
 453 MonoType      *mono_metadata_parse_field_type  (MonoImage      *m,
 454                                                 short            field_flags,
 455                                                 const char      *ptr,
 456                                                 const char      **rptr);
 457 MonoType      *mono_type_create_from_typespec  (MonoImage        *image,
 458                                                 guint32           type_spec);
 459 void           mono_metadata_free_type         (MonoType        *type);
 460 int            mono_type_size                  (MonoType        *type,
 461                                                 int             *alignment);
 462 int            mono_type_stack_size            (MonoType        *type,
 463                                                 int             *alignment);
 464
 465 gboolean       mono_type_generic_inst_is_valuetype      (MonoType *type);
 466 gboolean       mono_metadata_generic_class_is_valuetype (MonoGenericClass *gclass);
 467 guint          mono_metadata_generic_class_hash  (MonoGenericClass *gclass);
 468 gboolean       mono_metadata_generic_class_equal (MonoGenericClass *g1, MonoGenericClass *g2);
 469
 470 guint          mono_metadata_type_hash         (MonoType *t1);
 471 gboolean       mono_metadata_type_equal        (MonoType *t1, MonoType *t2);
 472
 473 MonoMethodSignature  *mono_metadata_signature_alloc (MonoImage *image, guint32 nparams);
 474
 475 MonoMethodSignature  *mono_metadata_signature_dup (MonoMethodSignature *sig);
 476
 477 MonoMethodSignature  *mono_metadata_parse_signature (MonoImage *image,
 478                                                      guint32    token);
 479
 480 MonoMethodSignature  *mono_metadata_parse_method_signature (MonoImage            *m,
 481                                                             int                    def,
 482                                                             const char            *ptr,
 483                                                             const char           **rptr);
 484 void                  mono_metadata_free_method_signature  (MonoMethodSignature   *method);
 485
 486 gboolean          mono_metadata_signature_equal (MonoMethodSignature *sig1,
 487                                                  MonoMethodSignature *sig2);
 488
 489 guint             mono_signature_hash (MonoMethodSignature *sig);
 490
 491 MonoMethodHeader *mono_metadata_parse_mh (MonoImage *m, const char *ptr);
 492 void              mono_metadata_free_mh  (MonoMethodHeader *mh);
 493
 494 /* MonoMethodHeader acccessors */
 495 const unsigned char*
 496 mono_method_header_get_code (MonoMethodHeader *header, guint32* code_size, guint32* max_stack);
 497
 498 MonoType**
 499 mono_method_header_get_locals (MonoMethodHeader *header, guint32* num_locals, gboolean *init_locals);
 500
 501 int
 502 mono_method_header_get_num_clauses (MonoMethodHeader *header);
 503
 504 int
 505 mono_method_header_get_clauses (MonoMethodHeader *header, MonoMethod *method, gpointer *iter, MonoExceptionClause *clause);
 506
 507 guint32
 508 mono_type_to_unmanaged (MonoType *type, MonoMarshalSpec *mspec,
 509                         gboolean as_field, gboolean unicode, MonoMarshalConv *conv);
 510
 511 /*
 512  * Makes a token based on a table and an index
 513  */
 514 #define mono_metadata_make_token(table,idx) (((table) << 24)| (idx))
 515
 516 /*
 517  * Returns the table index that this token encodes.
 518  */
 519 #define mono_metadata_token_table(token) ((token) >> 24)
 520
 521  /*
 522  * Returns the index that a token refers to
 523  */
 524 #define mono_metadata_token_index(token) ((token & 0xffffff))
 525
 526
 527 #define mono_metadata_token_code(token) ((token & 0xff000000))
 528
 529 guint32 mono_metadata_token_from_dor (guint32 dor_index);
 530
 531 char *mono_guid_to_string (const guint8 *guid);
 532
 533 guint32 mono_metadata_declsec_from_index (MonoImage *meta, guint32 idx);
 534
 535 guint32 mono_metadata_translate_token_index (MonoImage *image, int table, guint32 idx);
 536
 537 void    mono_metadata_decode_table_row (MonoImage *image, int table,
 538                                        int                    idx,
 539                                        guint32               *res,
 540                                        int                    res_size);
 541
 542 guint32      mono_metadata_decode_table_row_col (MonoImage *image, int table,
 543                                            int            idx,
 544                                            guint          col);
 545
 546 G_END_DECLS
 547
 548 #endif /* __MONO_METADATA_H__ */