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