2 #ifndef __MONO_METADATA_H__
3 #define __MONO_METADATA_H__
7 #include <mono/metadata/blob.h>
8 #include <mono/metadata/row-indexes.h>
9 #include <mono/metadata/image.h>
14 #define MONO_ZERO_LEN_ARRAY 0
16 #define MONO_ZERO_LEN_ARRAY 1
19 #define MONO_TYPE_ISSTRUCT(t) (!(t)->byref && (((t)->type == MONO_TYPE_VALUETYPE && !(t)->data.klass->enumtype) || ((t)->type == MONO_TYPE_TYPEDBYREF) || (((t)->type == MONO_TYPE_GENERICINST) && mono_metadata_generic_class_is_valuetype ((t)->data.generic_class))))
20 #define MONO_TYPE_IS_VOID(t) ((t) && ((t)->type == MONO_TYPE_VOID) && !(t)->byref)
21 #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)))
23 #define MONO_TYPE_IS_REFERENCE(t) ((t) && \
24 ((((t)->type == MONO_TYPE_STRING) || \
25 ((t)->type == MONO_TYPE_SZARRAY) || \
26 ((t)->type == MONO_TYPE_CLASS) || \
27 ((t)->type == MONO_TYPE_OBJECT) || \
28 ((t)->type == MONO_TYPE_ARRAY)) || \
29 (((t)->type == MONO_TYPE_GENERICINST) && \
30 !mono_metadata_generic_class_is_valuetype ((t)->data.generic_class))))
32 #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))
34 typedef struct _MonoClass MonoClass;
35 typedef struct _MonoDomain MonoDomain;
38 MONO_EXCEPTION_CLAUSE_NONE,
39 MONO_EXCEPTION_CLAUSE_FILTER,
40 MONO_EXCEPTION_CLAUSE_FINALLY,
41 MONO_EXCEPTION_CLAUSE_FAULT = 4
53 /* ECMA lamespec: the old spec had more info... */
55 MONO_NATIVE_BOOLEAN = 0x02, /* 4 bytes, 0 is false, != 0 is true */
56 MONO_NATIVE_I1 = 0x03,
57 MONO_NATIVE_U1 = 0x04,
58 MONO_NATIVE_I2 = 0x05,
59 MONO_NATIVE_U2 = 0x06,
60 MONO_NATIVE_I4 = 0x07,
61 MONO_NATIVE_U4 = 0x08,
62 MONO_NATIVE_I8 = 0x09,
63 MONO_NATIVE_U8 = 0x0a,
64 MONO_NATIVE_R4 = 0x0b,
65 MONO_NATIVE_R8 = 0x0c,
66 MONO_NATIVE_CURRENCY = 0x0f,
67 MONO_NATIVE_BSTR = 0x13, /* prefixed length, Unicode */
68 MONO_NATIVE_LPSTR = 0x14, /* ANSI, null terminated */
69 MONO_NATIVE_LPWSTR = 0x15, /* UNICODE, null terminated */
70 MONO_NATIVE_LPTSTR = 0x16, /* plattform dep., null terminated */
71 MONO_NATIVE_BYVALTSTR = 0x17,
72 MONO_NATIVE_IUNKNOWN = 0x19,
73 MONO_NATIVE_IDISPATCH = 0x1a,
74 MONO_NATIVE_STRUCT = 0x1b,
75 MONO_NATIVE_INTERFACE = 0x1c,
76 MONO_NATIVE_SAFEARRAY = 0x1d,
77 MONO_NATIVE_BYVALARRAY = 0x1e,
78 MONO_NATIVE_INT = 0x1f,
79 MONO_NATIVE_UINT = 0x20,
80 MONO_NATIVE_VBBYREFSTR = 0x22,
81 MONO_NATIVE_ANSIBSTR = 0x23, /* prefixed length, ANSI */
82 MONO_NATIVE_TBSTR = 0x24, /* prefixed length, plattform dep. */
83 MONO_NATIVE_VARIANTBOOL = 0x25,
84 MONO_NATIVE_FUNC = 0x26,
85 MONO_NATIVE_ASANY = 0x28,
86 MONO_NATIVE_LPARRAY = 0x2a,
87 MONO_NATIVE_LPSTRUCT = 0x2b,
88 MONO_NATIVE_CUSTOM = 0x2c,
89 MONO_NATIVE_ERROR = 0x2d,
90 MONO_NATIVE_MAX = 0x50 /* no info */
93 /* Used only in context of SafeArray */
95 MONO_VARIANT_EMPTY = 0x00,
96 MONO_VARIANT_NULL = 0x01,
97 MONO_VARIANT_I2 = 0x02,
98 MONO_VARIANT_I4 = 0x03,
99 MONO_VARIANT_R4 = 0x04,
100 MONO_VARIANT_R8 = 0x05,
101 MONO_VARIANT_CY = 0x06,
102 MONO_VARIANT_DATE = 0x07,
103 MONO_VARIANT_BSTR = 0x08,
104 MONO_VARIANT_DISPATCH = 0x09,
105 MONO_VARIANT_ERROR = 0x0a,
106 MONO_VARIANT_BOOL = 0x0b,
107 MONO_VARIANT_VARIANT = 0x0c,
108 MONO_VARIANT_UNKNOWN = 0x0d,
109 MONO_VARIANT_DECIMAL = 0x0e,
110 MONO_VARIANT_I1 = 0x10,
111 MONO_VARIANT_UI1 = 0x11,
112 MONO_VARIANT_UI2 = 0x12,
113 MONO_VARIANT_UI4 = 0x13,
114 MONO_VARIANT_I8 = 0x14,
115 MONO_VARIANT_UI8 = 0x15,
116 MONO_VARIANT_INT = 0x16,
117 MONO_VARIANT_UINT = 0x17,
118 MONO_VARIANT_VOID = 0x18,
119 MONO_VARIANT_HRESULT = 0x19,
120 MONO_VARIANT_PTR = 0x1a,
121 MONO_VARIANT_SAFEARRAY = 0x1b,
122 MONO_VARIANT_CARRAY = 0x1c,
123 MONO_VARIANT_USERDEFINED = 0x1d,
124 MONO_VARIANT_LPSTR = 0x1e,
125 MONO_VARIANT_LPWSTR = 0x1f,
126 MONO_VARIANT_RECORD = 0x24,
127 MONO_VARIANT_FILETIME = 0x40,
128 MONO_VARIANT_BLOB = 0x41,
129 MONO_VARIANT_STREAM = 0x42,
130 MONO_VARIANT_STORAGE = 0x43,
131 MONO_VARIANT_STREAMED_OBJECT = 0x44,
132 MONO_VARIANT_STORED_OBJECT = 0x45,
133 MONO_VARIANT_BLOB_OBJECT = 0x46,
134 MONO_VARIANT_CF = 0x47,
135 MONO_VARIANT_CLSID = 0x48,
136 MONO_VARIANT_VECTOR = 0x1000,
137 MONO_VARIANT_ARRAY = 0x2000,
138 MONO_VARIANT_BYREF = 0x4000
139 } MonoMarshalVariant;
142 MONO_MARSHAL_CONV_NONE,
143 MONO_MARSHAL_CONV_BOOL_VARIANTBOOL,
144 MONO_MARSHAL_CONV_BOOL_I4,
145 MONO_MARSHAL_CONV_STR_BSTR,
146 MONO_MARSHAL_CONV_STR_LPSTR,
147 MONO_MARSHAL_CONV_LPSTR_STR,
148 MONO_MARSHAL_CONV_LPTSTR_STR,
149 MONO_MARSHAL_CONV_STR_LPWSTR,
150 MONO_MARSHAL_CONV_LPWSTR_STR,
151 MONO_MARSHAL_CONV_STR_LPTSTR,
152 MONO_MARSHAL_CONV_STR_ANSIBSTR,
153 MONO_MARSHAL_CONV_STR_TBSTR,
154 MONO_MARSHAL_CONV_STR_BYVALSTR,
155 MONO_MARSHAL_CONV_STR_BYVALWSTR,
156 MONO_MARSHAL_CONV_SB_LPSTR,
157 MONO_MARSHAL_CONV_SB_LPTSTR,
158 MONO_MARSHAL_CONV_SB_LPWSTR,
159 MONO_MARSHAL_CONV_LPSTR_SB,
160 MONO_MARSHAL_CONV_LPTSTR_SB,
161 MONO_MARSHAL_CONV_LPWSTR_SB,
162 MONO_MARSHAL_CONV_ARRAY_BYVALARRAY,
163 MONO_MARSHAL_CONV_ARRAY_SAVEARRAY,
164 MONO_MARSHAL_CONV_ARRAY_LPARRAY,
165 MONO_MARSHAL_CONV_OBJECT_INTERFACE,
166 MONO_MARSHAL_CONV_OBJECT_IDISPATCH,
167 MONO_MARSHAL_CONV_OBJECT_IUNKNOWN,
168 MONO_MARSHAL_CONV_OBJECT_STRUCT,
169 MONO_MARSHAL_CONV_DEL_FTN,
170 MONO_MARSHAL_CONV_FTN_DEL,
171 MONO_MARSHAL_FREE_ARRAY
175 MonoMarshalNative native;
178 MonoMarshalNative elem_type;
179 gint32 num_elem; /* -1 if not set */
180 gint16 param_num; /* -1 if not set */
181 gint16 elem_mult; /* -1 if not set */
188 MonoMarshalVariant elem_type;
194 void mono_metadata_init (void);
196 void mono_metadata_decode_row (const MonoTableInfo *t,
201 guint32 mono_metadata_decode_row_col (const MonoTableInfo *t,
206 * This macro is used to extract the size of the table encoded in
207 * the size_bitfield of MonoTableInfo.
209 #define mono_metadata_table_size(bitfield,table) ((((bitfield) >> ((table)*2)) & 0x3) + 1)
210 #define mono_metadata_table_count(bitfield) ((bitfield) >> 24)
212 int mono_metadata_compute_size (MonoImage *meta,
214 guint32 *result_bitfield);
219 const char *mono_metadata_locate (MonoImage *meta, int table, int idx);
220 const char *mono_metadata_locate_token (MonoImage *meta, guint32 token);
222 const char *mono_metadata_string_heap (MonoImage *meta, guint32 table_index);
223 const char *mono_metadata_blob_heap (MonoImage *meta, guint32 table_index);
224 const char *mono_metadata_user_string (MonoImage *meta, guint32 table_index);
225 const char *mono_metadata_guid_heap (MonoImage *meta, guint32 table_index);
227 guint32 mono_metadata_typedef_from_field (MonoImage *meta, guint32 table_index);
228 guint32 mono_metadata_typedef_from_method (MonoImage *meta, guint32 table_index);
229 guint32 mono_metadata_nested_in_typedef (MonoImage *meta, guint32 table_index);
230 guint32 mono_metadata_nesting_typedef (MonoImage *meta, guint32 table_index, guint32 start_index);
232 MonoClass** mono_metadata_interfaces_from_typedef (MonoImage *meta, guint32 table_index, guint *count);
234 guint32 mono_metadata_events_from_typedef (MonoImage *meta, guint32 table_index, guint *end_idx);
235 guint32 mono_metadata_methods_from_event (MonoImage *meta, guint32 table_index, guint *end);
236 guint32 mono_metadata_properties_from_typedef (MonoImage *meta, guint32 table_index, guint *end);
237 guint32 mono_metadata_methods_from_property (MonoImage *meta, guint32 table_index, guint *end);
238 guint32 mono_metadata_packing_from_typedef (MonoImage *meta, guint32 table_index, guint32 *packing, guint32 *size);
239 const char* mono_metadata_get_marshal_info (MonoImage *meta, guint32 idx, gboolean is_field);
240 guint32 mono_metadata_custom_attrs_from_index (MonoImage *meta, guint32 cattr_index);
242 MonoMarshalSpec *mono_metadata_parse_marshal_spec (MonoImage *image, const char *ptr);
244 void mono_metadata_free_marshal_spec (MonoMarshalSpec *spec);
246 guint32 mono_metadata_implmap_from_method (MonoImage *meta, guint32 method_idx);
248 void mono_metadata_field_info (MonoImage *meta,
252 MonoMarshalSpec **marshal_spec);
254 guint32 mono_metadata_get_constant_index (MonoImage *meta, guint32 token, guint32 hint);
257 * Functions to extract information from the Blobs
259 guint32 mono_metadata_decode_value (const char *ptr,
261 guint32 mono_metadata_decode_blob_size (const char *ptr,
264 void mono_metadata_encode_value (guint32 value, char *bug, char **endbuf);
266 #define MONO_OFFSET_IN_CLAUSE(clause,offset) \
267 ((clause)->try_offset <= (offset) && (offset) < ((clause)->try_offset + (clause)->try_len))
268 #define MONO_OFFSET_IN_HANDLER(clause,offset) \
269 ((clause)->handler_offset <= (offset) && (offset) < ((clause)->handler_offset + (clause)->handler_len))
275 guint32 handler_offset;
278 guint32 filter_offset;
279 MonoClass *catch_class;
281 } MonoExceptionClause;
283 typedef struct _MonoType MonoType;
284 typedef struct _MonoGenericInst MonoGenericInst;
285 typedef struct _MonoGenericClass MonoGenericClass;
286 typedef struct _MonoInflatedGenericClass MonoInflatedGenericClass;
287 typedef struct _MonoDynamicGenericClass MonoDynamicGenericClass;
288 typedef struct _MonoGenericMethod MonoGenericMethod;
289 typedef struct _MonoGenericContext MonoGenericContext;
290 typedef struct _MonoGenericContainer MonoGenericContainer;
291 typedef struct _MonoGenericParam MonoGenericParam;
292 typedef struct _MonoArrayType MonoArrayType;
293 typedef struct _MonoMethodSignature MonoMethodSignature;
296 unsigned int required : 1;
297 unsigned int token : 31;
300 struct _MonoArrayType {
311 MonoClass *klass; /* for VALUETYPE and CLASS */
312 MonoType *type; /* for PTR */
313 MonoArrayType *array; /* for ARRAY */
314 MonoMethodSignature *method;
315 MonoGenericParam *generic_param; /* for VAR and MVAR */
316 MonoGenericClass *generic_class; /* for GENERICINST */
318 unsigned int attrs : 16; /* param attributes or field flags */
319 unsigned int type : 8; /* ElementTypeEnum */
320 unsigned int num_mods : 6; /* max 64 modifiers follow at the end */
321 unsigned int byref : 1;
322 unsigned int pinned : 1; /* valid when included in a local var signature */
323 MonoCustomMod modifiers [MONO_ZERO_LEN_ARRAY]; /* this may grow */
326 struct _MonoMethodSignature {
327 unsigned int hasthis : 1;
328 unsigned int explicit_this : 1;
329 unsigned int call_convention : 6;
330 unsigned int pinvoke : 1;
331 unsigned int ref_count : 23;
334 unsigned int generic_param_count : 30;
335 unsigned int is_inflated : 1;
336 unsigned int has_type_parameters : 1;
338 MonoType *params [MONO_ZERO_LEN_ARRAY];
343 const unsigned char *code;
345 unsigned int num_clauses : 15;
346 /* if num_locals != 0, then the following apply: */
347 unsigned int init_locals : 1;
349 MonoExceptionClause *clauses;
350 MonoType *locals [MONO_ZERO_LEN_ARRAY];
363 mono_type_is_byref (MonoType *type);
366 mono_type_get_type (MonoType *type);
368 /* For MONO_TYPE_FNPTR */
370 mono_type_get_signature (MonoType *type);
372 /* For MONO_TYPE_CLASS, VALUETYPE */
374 mono_type_get_class (MonoType *type);
377 mono_type_get_array_type (MonoType *type);
380 mono_type_get_modifiers (MonoType *type, gboolean *is_required, gpointer *iter);
383 mono_signature_get_return_type (MonoMethodSignature *sig);
386 mono_signature_get_params (MonoMethodSignature *sig, gpointer *iter);
389 mono_signature_get_param_count (MonoMethodSignature *sig);
392 mono_signature_get_call_conv (MonoMethodSignature *sig);
395 mono_signature_vararg_start (MonoMethodSignature *sig);
398 mono_signature_is_instance (MonoMethodSignature *sig);
401 mono_signature_explicit_this (MonoMethodSignature *sig);
403 guint32 mono_metadata_parse_typedef_or_ref (MonoImage *m,
406 int mono_metadata_parse_custom_mod (MonoImage *m,
410 MonoArrayType *mono_metadata_parse_array (MonoImage *m,
413 void mono_metadata_free_array (MonoArrayType *array);
414 MonoType *mono_metadata_parse_type (MonoImage *m,
415 MonoParseTypeMode mode,
419 MonoType *mono_metadata_parse_param (MonoImage *m,
422 MonoType *mono_metadata_parse_ret_type (MonoImage *m,
425 MonoType *mono_metadata_parse_field_type (MonoImage *m,
429 MonoType *mono_type_create_from_typespec (MonoImage *image,
431 void mono_metadata_free_type (MonoType *type);
432 int mono_type_size (MonoType *type,
434 int mono_type_stack_size (MonoType *type,
437 gboolean mono_metadata_generic_class_is_valuetype (MonoGenericClass *gclass);
438 guint mono_metadata_generic_class_hash (MonoGenericClass *gclass);
439 gboolean mono_metadata_generic_class_equal (MonoGenericClass *g1, MonoGenericClass *g2);
441 guint mono_metadata_type_hash (MonoType *t1);
442 gboolean mono_metadata_type_equal (MonoType *t1, MonoType *t2);
444 MonoMethodSignature *mono_metadata_signature_alloc (MonoImage *image, guint32 nparams);
446 MonoMethodSignature *mono_metadata_signature_dup (MonoMethodSignature *sig);
448 MonoMethodSignature *mono_metadata_parse_signature (MonoImage *image,
451 MonoMethodSignature *mono_metadata_parse_method_signature (MonoImage *m,
455 void mono_metadata_free_method_signature (MonoMethodSignature *method);
457 gboolean mono_metadata_signature_equal (MonoMethodSignature *sig1,
458 MonoMethodSignature *sig2);
460 guint mono_signature_hash (MonoMethodSignature *sig);
462 MonoMethodHeader *mono_metadata_parse_mh (MonoImage *m, const char *ptr);
463 void mono_metadata_free_mh (MonoMethodHeader *mh);
466 mono_type_to_unmanaged (MonoType *type, MonoMarshalSpec *mspec,
467 gboolean as_field, gboolean unicode, MonoMarshalConv *conv);
470 * Makes a token based on a table and an index
472 #define mono_metadata_make_token(table,idx) (((table) << 24)| (idx))
475 * Returns the table index that this token encodes.
477 #define mono_metadata_token_table(token) ((token) >> 24)
480 * Returns the index that a token refers to
482 #define mono_metadata_token_index(token) ((token & 0xffffff))
485 #define mono_metadata_token_code(token) ((token & 0xff000000))
487 guint32 mono_metadata_token_from_dor (guint32 dor_index);
489 char *mono_guid_to_string (const guint8 *guid);
491 guint32 mono_metadata_declsec_from_index (MonoImage *meta, guint32 idx);
495 #endif /* __MONO_METADATA_H__ */