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 #define MONO_CLASS_IS_IMPORT(c) ((c->flags & TYPE_ATTRIBUTE_IMPORT))
36 typedef struct _MonoClass MonoClass;
37 typedef struct _MonoDomain MonoDomain;
38 typedef struct _MonoMethod MonoMethod;
41 MONO_EXCEPTION_CLAUSE_NONE,
42 MONO_EXCEPTION_CLAUSE_FILTER,
43 MONO_EXCEPTION_CLAUSE_FINALLY,
44 MONO_EXCEPTION_CLAUSE_FAULT = 4
56 /* ECMA lamespec: the old spec had more info... */
58 MONO_NATIVE_BOOLEAN = 0x02, /* 4 bytes, 0 is false, != 0 is true */
59 MONO_NATIVE_I1 = 0x03,
60 MONO_NATIVE_U1 = 0x04,
61 MONO_NATIVE_I2 = 0x05,
62 MONO_NATIVE_U2 = 0x06,
63 MONO_NATIVE_I4 = 0x07,
64 MONO_NATIVE_U4 = 0x08,
65 MONO_NATIVE_I8 = 0x09,
66 MONO_NATIVE_U8 = 0x0a,
67 MONO_NATIVE_R4 = 0x0b,
68 MONO_NATIVE_R8 = 0x0c,
69 MONO_NATIVE_CURRENCY = 0x0f,
70 MONO_NATIVE_BSTR = 0x13, /* prefixed length, Unicode */
71 MONO_NATIVE_LPSTR = 0x14, /* ANSI, null terminated */
72 MONO_NATIVE_LPWSTR = 0x15, /* UNICODE, null terminated */
73 MONO_NATIVE_LPTSTR = 0x16, /* plattform dep., null terminated */
74 MONO_NATIVE_BYVALTSTR = 0x17,
75 MONO_NATIVE_IUNKNOWN = 0x19,
76 MONO_NATIVE_IDISPATCH = 0x1a,
77 MONO_NATIVE_STRUCT = 0x1b,
78 MONO_NATIVE_INTERFACE = 0x1c,
79 MONO_NATIVE_SAFEARRAY = 0x1d,
80 MONO_NATIVE_BYVALARRAY = 0x1e,
81 MONO_NATIVE_INT = 0x1f,
82 MONO_NATIVE_UINT = 0x20,
83 MONO_NATIVE_VBBYREFSTR = 0x22,
84 MONO_NATIVE_ANSIBSTR = 0x23, /* prefixed length, ANSI */
85 MONO_NATIVE_TBSTR = 0x24, /* prefixed length, plattform dep. */
86 MONO_NATIVE_VARIANTBOOL = 0x25,
87 MONO_NATIVE_FUNC = 0x26,
88 MONO_NATIVE_ASANY = 0x28,
89 MONO_NATIVE_LPARRAY = 0x2a,
90 MONO_NATIVE_LPSTRUCT = 0x2b,
91 MONO_NATIVE_CUSTOM = 0x2c,
92 MONO_NATIVE_ERROR = 0x2d,
93 MONO_NATIVE_MAX = 0x50 /* no info */
96 /* Used only in context of SafeArray */
98 MONO_VARIANT_EMPTY = 0x00,
99 MONO_VARIANT_NULL = 0x01,
100 MONO_VARIANT_I2 = 0x02,
101 MONO_VARIANT_I4 = 0x03,
102 MONO_VARIANT_R4 = 0x04,
103 MONO_VARIANT_R8 = 0x05,
104 MONO_VARIANT_CY = 0x06,
105 MONO_VARIANT_DATE = 0x07,
106 MONO_VARIANT_BSTR = 0x08,
107 MONO_VARIANT_DISPATCH = 0x09,
108 MONO_VARIANT_ERROR = 0x0a,
109 MONO_VARIANT_BOOL = 0x0b,
110 MONO_VARIANT_VARIANT = 0x0c,
111 MONO_VARIANT_UNKNOWN = 0x0d,
112 MONO_VARIANT_DECIMAL = 0x0e,
113 MONO_VARIANT_I1 = 0x10,
114 MONO_VARIANT_UI1 = 0x11,
115 MONO_VARIANT_UI2 = 0x12,
116 MONO_VARIANT_UI4 = 0x13,
117 MONO_VARIANT_I8 = 0x14,
118 MONO_VARIANT_UI8 = 0x15,
119 MONO_VARIANT_INT = 0x16,
120 MONO_VARIANT_UINT = 0x17,
121 MONO_VARIANT_VOID = 0x18,
122 MONO_VARIANT_HRESULT = 0x19,
123 MONO_VARIANT_PTR = 0x1a,
124 MONO_VARIANT_SAFEARRAY = 0x1b,
125 MONO_VARIANT_CARRAY = 0x1c,
126 MONO_VARIANT_USERDEFINED = 0x1d,
127 MONO_VARIANT_LPSTR = 0x1e,
128 MONO_VARIANT_LPWSTR = 0x1f,
129 MONO_VARIANT_RECORD = 0x24,
130 MONO_VARIANT_FILETIME = 0x40,
131 MONO_VARIANT_BLOB = 0x41,
132 MONO_VARIANT_STREAM = 0x42,
133 MONO_VARIANT_STORAGE = 0x43,
134 MONO_VARIANT_STREAMED_OBJECT = 0x44,
135 MONO_VARIANT_STORED_OBJECT = 0x45,
136 MONO_VARIANT_BLOB_OBJECT = 0x46,
137 MONO_VARIANT_CF = 0x47,
138 MONO_VARIANT_CLSID = 0x48,
139 MONO_VARIANT_VECTOR = 0x1000,
140 MONO_VARIANT_ARRAY = 0x2000,
141 MONO_VARIANT_BYREF = 0x4000
142 } MonoMarshalVariant;
145 MONO_MARSHAL_CONV_NONE,
146 MONO_MARSHAL_CONV_BOOL_VARIANTBOOL,
147 MONO_MARSHAL_CONV_BOOL_I4,
148 MONO_MARSHAL_CONV_STR_BSTR,
149 MONO_MARSHAL_CONV_STR_LPSTR,
150 MONO_MARSHAL_CONV_LPSTR_STR,
151 MONO_MARSHAL_CONV_LPTSTR_STR,
152 MONO_MARSHAL_CONV_STR_LPWSTR,
153 MONO_MARSHAL_CONV_LPWSTR_STR,
154 MONO_MARSHAL_CONV_STR_LPTSTR,
155 MONO_MARSHAL_CONV_STR_ANSIBSTR,
156 MONO_MARSHAL_CONV_STR_TBSTR,
157 MONO_MARSHAL_CONV_STR_BYVALSTR,
158 MONO_MARSHAL_CONV_STR_BYVALWSTR,
159 MONO_MARSHAL_CONV_SB_LPSTR,
160 MONO_MARSHAL_CONV_SB_LPTSTR,
161 MONO_MARSHAL_CONV_SB_LPWSTR,
162 MONO_MARSHAL_CONV_LPSTR_SB,
163 MONO_MARSHAL_CONV_LPTSTR_SB,
164 MONO_MARSHAL_CONV_LPWSTR_SB,
165 MONO_MARSHAL_CONV_ARRAY_BYVALARRAY,
166 MONO_MARSHAL_CONV_ARRAY_BYVALCHARARRAY,
167 MONO_MARSHAL_CONV_ARRAY_SAVEARRAY,
168 MONO_MARSHAL_CONV_ARRAY_LPARRAY,
169 MONO_MARSHAL_CONV_OBJECT_INTERFACE,
170 MONO_MARSHAL_CONV_OBJECT_IDISPATCH,
171 MONO_MARSHAL_CONV_OBJECT_IUNKNOWN,
172 MONO_MARSHAL_CONV_OBJECT_STRUCT,
173 MONO_MARSHAL_CONV_DEL_FTN,
174 MONO_MARSHAL_CONV_FTN_DEL,
175 MONO_MARSHAL_FREE_ARRAY,
176 MONO_MARSHAL_CONV_BSTR_STR
180 MonoMarshalNative native;
183 MonoMarshalNative elem_type;
184 gint32 num_elem; /* -1 if not set */
185 gint16 param_num; /* -1 if not set */
186 gint16 elem_mult; /* -1 if not set */
193 MonoMarshalVariant elem_type;
199 void mono_metadata_init (void);
201 void mono_metadata_decode_row (const MonoTableInfo *t,
206 guint32 mono_metadata_decode_row_col (const MonoTableInfo *t,
211 * This macro is used to extract the size of the table encoded in
212 * the size_bitfield of MonoTableInfo.
214 #define mono_metadata_table_size(bitfield,table) ((((bitfield) >> ((table)*2)) & 0x3) + 1)
215 #define mono_metadata_table_count(bitfield) ((bitfield) >> 24)
217 int mono_metadata_compute_size (MonoImage *meta,
219 guint32 *result_bitfield);
224 const char *mono_metadata_locate (MonoImage *meta, int table, int idx);
225 const char *mono_metadata_locate_token (MonoImage *meta, guint32 token);
227 const char *mono_metadata_string_heap (MonoImage *meta, guint32 table_index);
228 const char *mono_metadata_blob_heap (MonoImage *meta, guint32 table_index);
229 const char *mono_metadata_user_string (MonoImage *meta, guint32 table_index);
230 const char *mono_metadata_guid_heap (MonoImage *meta, guint32 table_index);
232 guint32 mono_metadata_typedef_from_field (MonoImage *meta, guint32 table_index);
233 guint32 mono_metadata_typedef_from_method (MonoImage *meta, guint32 table_index);
234 guint32 mono_metadata_nested_in_typedef (MonoImage *meta, guint32 table_index);
235 guint32 mono_metadata_nesting_typedef (MonoImage *meta, guint32 table_index, guint32 start_index);
237 MonoClass** mono_metadata_interfaces_from_typedef (MonoImage *meta, guint32 table_index, guint *count);
239 guint32 mono_metadata_events_from_typedef (MonoImage *meta, guint32 table_index, guint *end_idx);
240 guint32 mono_metadata_methods_from_event (MonoImage *meta, guint32 table_index, guint *end);
241 guint32 mono_metadata_properties_from_typedef (MonoImage *meta, guint32 table_index, guint *end);
242 guint32 mono_metadata_methods_from_property (MonoImage *meta, guint32 table_index, guint *end);
243 guint32 mono_metadata_packing_from_typedef (MonoImage *meta, guint32 table_index, guint32 *packing, guint32 *size);
244 const char* mono_metadata_get_marshal_info (MonoImage *meta, guint32 idx, gboolean is_field);
245 guint32 mono_metadata_custom_attrs_from_index (MonoImage *meta, guint32 cattr_index);
247 MonoMarshalSpec *mono_metadata_parse_marshal_spec (MonoImage *image, const char *ptr);
249 void mono_metadata_free_marshal_spec (MonoMarshalSpec *spec);
251 guint32 mono_metadata_implmap_from_method (MonoImage *meta, guint32 method_idx);
253 void mono_metadata_field_info (MonoImage *meta,
257 MonoMarshalSpec **marshal_spec);
259 guint32 mono_metadata_get_constant_index (MonoImage *meta, guint32 token, guint32 hint);
262 * Functions to extract information from the Blobs
264 guint32 mono_metadata_decode_value (const char *ptr,
266 gint32 mono_metadata_decode_signed_value (const char *ptr, const char **rptr);
268 guint32 mono_metadata_decode_blob_size (const char *ptr,
271 void mono_metadata_encode_value (guint32 value, char *bug, char **endbuf);
273 #define MONO_OFFSET_IN_CLAUSE(clause,offset) \
274 ((clause)->try_offset <= (offset) && (offset) < ((clause)->try_offset + (clause)->try_len))
275 #define MONO_OFFSET_IN_HANDLER(clause,offset) \
276 ((clause)->handler_offset <= (offset) && (offset) < ((clause)->handler_offset + (clause)->handler_len))
282 guint32 handler_offset;
285 guint32 filter_offset;
286 MonoClass *catch_class;
288 } MonoExceptionClause;
290 typedef struct _MonoType MonoType;
291 typedef struct _MonoGenericInst MonoGenericInst;
292 typedef struct _MonoGenericClass MonoGenericClass;
293 typedef struct _MonoInflatedGenericClass MonoInflatedGenericClass;
294 typedef struct _MonoDynamicGenericClass MonoDynamicGenericClass;
295 typedef struct _MonoGenericMethod MonoGenericMethod;
296 typedef struct _MonoGenericContext MonoGenericContext;
297 typedef struct _MonoGenericContainer MonoGenericContainer;
298 typedef struct _MonoGenericParam MonoGenericParam;
299 typedef struct _MonoArrayType MonoArrayType;
300 typedef struct _MonoMethodSignature MonoMethodSignature;
303 unsigned int required : 1;
304 unsigned int token : 31;
307 struct _MonoArrayType {
316 /* This structure is internal to the runtime: use the mono_type*
317 * accessors below, because it will soon ago away from the public header file.
321 MonoClass *klass; /* for VALUETYPE and CLASS */
322 MonoType *type; /* for PTR */
323 MonoArrayType *array; /* for ARRAY */
324 MonoMethodSignature *method;
325 MonoGenericParam *generic_param; /* for VAR and MVAR */
326 MonoGenericClass *generic_class; /* for GENERICINST */
328 unsigned int attrs : 16; /* param attributes or field flags */
329 unsigned int type : 8; /* ElementTypeEnum */
330 unsigned int num_mods : 6; /* max 64 modifiers follow at the end */
331 unsigned int byref : 1;
332 unsigned int pinned : 1; /* valid when included in a local var signature */
333 MonoCustomMod modifiers [MONO_ZERO_LEN_ARRAY]; /* this may grow */
337 * This structure is an internal runtime detail: use the mono_signature_*
338 * accessors below, because it will go away from the public header.
340 struct _MonoMethodSignature {
341 unsigned int hasthis : 1;
342 unsigned int explicit_this : 1;
343 unsigned int call_convention : 6;
344 unsigned int pinvoke : 1;
345 unsigned int ref_count : 23;
348 unsigned int generic_param_count : 30;
349 unsigned int is_inflated : 1;
350 unsigned int has_type_parameters : 1;
352 MonoType *params [MONO_ZERO_LEN_ARRAY];
355 typedef struct _MonoMethodHeader MonoMethodHeader;
367 mono_type_is_byref (MonoType *type);
370 mono_type_get_type (MonoType *type);
372 /* For MONO_TYPE_FNPTR */
374 mono_type_get_signature (MonoType *type);
376 /* For MONO_TYPE_CLASS, VALUETYPE */
378 mono_type_get_class (MonoType *type);
381 mono_type_get_array_type (MonoType *type);
384 mono_type_get_modifiers (MonoType *type, gboolean *is_required, gpointer *iter);
387 mono_signature_get_return_type (MonoMethodSignature *sig);
390 mono_signature_get_params (MonoMethodSignature *sig, gpointer *iter);
393 mono_signature_get_param_count (MonoMethodSignature *sig);
396 mono_signature_get_call_conv (MonoMethodSignature *sig);
399 mono_signature_vararg_start (MonoMethodSignature *sig);
402 mono_signature_is_instance (MonoMethodSignature *sig);
405 mono_signature_explicit_this (MonoMethodSignature *sig);
407 guint32 mono_metadata_parse_typedef_or_ref (MonoImage *m,
410 int mono_metadata_parse_custom_mod (MonoImage *m,
414 MonoArrayType *mono_metadata_parse_array (MonoImage *m,
417 void mono_metadata_free_array (MonoArrayType *array);
418 MonoType *mono_metadata_parse_type (MonoImage *m,
419 MonoParseTypeMode mode,
423 MonoType *mono_metadata_parse_param (MonoImage *m,
426 MonoType *mono_metadata_parse_ret_type (MonoImage *m,
429 MonoType *mono_metadata_parse_field_type (MonoImage *m,
433 MonoType *mono_type_create_from_typespec (MonoImage *image,
435 void mono_metadata_free_type (MonoType *type);
436 int mono_type_size (MonoType *type,
438 int mono_type_stack_size (MonoType *type,
441 gboolean mono_type_generic_inst_is_valuetype (MonoType *type);
442 gboolean mono_metadata_generic_class_is_valuetype (MonoGenericClass *gclass);
443 guint mono_metadata_generic_class_hash (MonoGenericClass *gclass);
444 gboolean mono_metadata_generic_class_equal (MonoGenericClass *g1, MonoGenericClass *g2);
446 guint mono_metadata_type_hash (MonoType *t1);
447 gboolean mono_metadata_type_equal (MonoType *t1, MonoType *t2);
449 MonoMethodSignature *mono_metadata_signature_alloc (MonoImage *image, guint32 nparams);
451 MonoMethodSignature *mono_metadata_signature_dup (MonoMethodSignature *sig);
453 MonoMethodSignature *mono_metadata_parse_signature (MonoImage *image,
456 MonoMethodSignature *mono_metadata_parse_method_signature (MonoImage *m,
460 void mono_metadata_free_method_signature (MonoMethodSignature *method);
462 gboolean mono_metadata_signature_equal (MonoMethodSignature *sig1,
463 MonoMethodSignature *sig2);
465 guint mono_signature_hash (MonoMethodSignature *sig);
467 MonoMethodHeader *mono_metadata_parse_mh (MonoImage *m, const char *ptr);
468 void mono_metadata_free_mh (MonoMethodHeader *mh);
470 /* MonoMethodHeader acccessors */
472 mono_method_header_get_code (MonoMethodHeader *header, guint32* code_size, guint32* max_stack);
475 mono_method_header_get_locals (MonoMethodHeader *header, guint32* num_locals, gboolean *init_locals);
478 mono_method_header_get_num_clauses (MonoMethodHeader *header);
481 mono_method_header_get_clauses (MonoMethodHeader *header, MonoMethod *method, gpointer *iter, MonoExceptionClause *clause);
484 mono_type_to_unmanaged (MonoType *type, MonoMarshalSpec *mspec,
485 gboolean as_field, gboolean unicode, MonoMarshalConv *conv);
488 * Makes a token based on a table and an index
490 #define mono_metadata_make_token(table,idx) (((table) << 24)| (idx))
493 * Returns the table index that this token encodes.
495 #define mono_metadata_token_table(token) ((token) >> 24)
498 * Returns the index that a token refers to
500 #define mono_metadata_token_index(token) ((token & 0xffffff))
503 #define mono_metadata_token_code(token) ((token & 0xff000000))
505 guint32 mono_metadata_token_from_dor (guint32 dor_index);
507 char *mono_guid_to_string (const guint8 *guid);
509 guint32 mono_metadata_declsec_from_index (MonoImage *meta, guint32 idx);
513 #endif /* __MONO_METADATA_H__ */