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 */
94 MONO_MARSHAL_CONV_NONE,
95 MONO_MARSHAL_CONV_BOOL_VARIANTBOOL,
96 MONO_MARSHAL_CONV_BOOL_I4,
97 MONO_MARSHAL_CONV_STR_BSTR,
98 MONO_MARSHAL_CONV_STR_LPSTR,
99 MONO_MARSHAL_CONV_LPSTR_STR,
100 MONO_MARSHAL_CONV_LPTSTR_STR,
101 MONO_MARSHAL_CONV_STR_LPWSTR,
102 MONO_MARSHAL_CONV_LPWSTR_STR,
103 MONO_MARSHAL_CONV_STR_LPTSTR,
104 MONO_MARSHAL_CONV_STR_ANSIBSTR,
105 MONO_MARSHAL_CONV_STR_TBSTR,
106 MONO_MARSHAL_CONV_STR_BYVALSTR,
107 MONO_MARSHAL_CONV_STR_BYVALWSTR,
108 MONO_MARSHAL_CONV_SB_LPSTR,
109 MONO_MARSHAL_CONV_SB_LPTSTR,
110 MONO_MARSHAL_CONV_SB_LPWSTR,
111 MONO_MARSHAL_CONV_LPSTR_SB,
112 MONO_MARSHAL_CONV_LPTSTR_SB,
113 MONO_MARSHAL_CONV_LPWSTR_SB,
114 MONO_MARSHAL_CONV_ARRAY_BYVALARRAY,
115 MONO_MARSHAL_CONV_ARRAY_SAVEARRAY,
116 MONO_MARSHAL_CONV_ARRAY_LPARRAY,
117 MONO_MARSHAL_CONV_OBJECT_INTERFACE,
118 MONO_MARSHAL_CONV_OBJECT_IDISPATCH,
119 MONO_MARSHAL_CONV_OBJECT_IUNKNOWN,
120 MONO_MARSHAL_CONV_OBJECT_STRUCT,
121 MONO_MARSHAL_CONV_DEL_FTN,
122 MONO_MARSHAL_CONV_FTN_DEL,
123 MONO_MARSHAL_FREE_ARRAY
127 MonoMarshalNative native;
130 MonoMarshalNative elem_type;
131 gint32 num_elem; /* -1 if not set */
132 gint16 param_num; /* -1 if not set */
133 gint16 elem_mult; /* -1 if not set */
142 void mono_metadata_init (void);
144 void mono_metadata_decode_row (const MonoTableInfo *t,
149 guint32 mono_metadata_decode_row_col (const MonoTableInfo *t,
154 * This macro is used to extract the size of the table encoded in
155 * the size_bitfield of MonoTableInfo.
157 #define mono_metadata_table_size(bitfield,table) ((((bitfield) >> ((table)*2)) & 0x3) + 1)
158 #define mono_metadata_table_count(bitfield) ((bitfield) >> 24)
160 int mono_metadata_compute_size (MonoImage *meta,
162 guint32 *result_bitfield);
167 const char *mono_metadata_locate (MonoImage *meta, int table, int idx);
168 const char *mono_metadata_locate_token (MonoImage *meta, guint32 token);
170 const char *mono_metadata_string_heap (MonoImage *meta, guint32 table_index);
171 const char *mono_metadata_blob_heap (MonoImage *meta, guint32 table_index);
172 const char *mono_metadata_user_string (MonoImage *meta, guint32 table_index);
173 const char *mono_metadata_guid_heap (MonoImage *meta, guint32 table_index);
175 guint32 mono_metadata_typedef_from_field (MonoImage *meta, guint32 table_index);
176 guint32 mono_metadata_typedef_from_method (MonoImage *meta, guint32 table_index);
177 guint32 mono_metadata_nested_in_typedef (MonoImage *meta, guint32 table_index);
178 guint32 mono_metadata_nesting_typedef (MonoImage *meta, guint32 table_index, guint32 start_index);
180 MonoClass** mono_metadata_interfaces_from_typedef (MonoImage *meta, guint32 table_index, guint *count);
182 guint32 mono_metadata_events_from_typedef (MonoImage *meta, guint32 table_index, guint *end_idx);
183 guint32 mono_metadata_methods_from_event (MonoImage *meta, guint32 table_index, guint *end);
184 guint32 mono_metadata_properties_from_typedef (MonoImage *meta, guint32 table_index, guint *end);
185 guint32 mono_metadata_methods_from_property (MonoImage *meta, guint32 table_index, guint *end);
186 guint32 mono_metadata_packing_from_typedef (MonoImage *meta, guint32 table_index, guint32 *packing, guint32 *size);
187 const char* mono_metadata_get_marshal_info (MonoImage *meta, guint32 idx, gboolean is_field);
188 guint32 mono_metadata_custom_attrs_from_index (MonoImage *meta, guint32 cattr_index);
190 MonoMarshalSpec *mono_metadata_parse_marshal_spec (MonoImage *image, const char *ptr);
192 void mono_metadata_free_marshal_spec (MonoMarshalSpec *spec);
194 guint32 mono_metadata_implmap_from_method (MonoImage *meta, guint32 method_idx);
196 void mono_metadata_field_info (MonoImage *meta,
200 MonoMarshalSpec **marshal_spec);
202 guint32 mono_metadata_get_constant_index (MonoImage *meta, guint32 token, guint32 hint);
205 * Functions to extract information from the Blobs
207 guint32 mono_metadata_decode_value (const char *ptr,
209 guint32 mono_metadata_decode_blob_size (const char *ptr,
212 void mono_metadata_encode_value (guint32 value, char *bug, char **endbuf);
214 #define MONO_OFFSET_IN_CLAUSE(clause,offset) \
215 ((clause)->try_offset <= (offset) && (offset) < ((clause)->try_offset + (clause)->try_len))
216 #define MONO_OFFSET_IN_HANDLER(clause,offset) \
217 ((clause)->handler_offset <= (offset) && (offset) < ((clause)->handler_offset + (clause)->handler_len))
223 guint32 handler_offset;
226 guint32 filter_offset;
227 MonoClass *catch_class;
229 } MonoExceptionClause;
231 typedef struct _MonoType MonoType;
232 typedef struct _MonoGenericInst MonoGenericInst;
233 typedef struct _MonoGenericClass MonoGenericClass;
234 typedef struct _MonoInflatedGenericClass MonoInflatedGenericClass;
235 typedef struct _MonoDynamicGenericClass MonoDynamicGenericClass;
236 typedef struct _MonoGenericMethod MonoGenericMethod;
237 typedef struct _MonoGenericContext MonoGenericContext;
238 typedef struct _MonoGenericContainer MonoGenericContainer;
239 typedef struct _MonoGenericParam MonoGenericParam;
240 typedef struct _MonoArrayType MonoArrayType;
241 typedef struct _MonoMethodSignature MonoMethodSignature;
244 unsigned int required : 1;
245 unsigned int token : 31;
248 struct _MonoArrayType {
259 MonoClass *klass; /* for VALUETYPE and CLASS */
260 MonoType *type; /* for PTR */
261 MonoArrayType *array; /* for ARRAY */
262 MonoMethodSignature *method;
263 MonoGenericParam *generic_param; /* for VAR and MVAR */
264 MonoGenericClass *generic_class; /* for GENERICINST */
266 unsigned int attrs : 16; /* param attributes or field flags */
267 unsigned int type : 8; /* ElementTypeEnum */
268 unsigned int num_mods : 6; /* max 64 modifiers follow at the end */
269 unsigned int byref : 1;
270 unsigned int pinned : 1; /* valid when included in a local var signature */
271 MonoCustomMod modifiers [MONO_ZERO_LEN_ARRAY]; /* this may grow */
274 struct _MonoMethodSignature {
275 unsigned int hasthis : 1;
276 unsigned int explicit_this : 1;
277 unsigned int call_convention : 6;
278 unsigned int pinvoke : 1;
279 unsigned int ref_count : 23;
282 unsigned int generic_param_count : 30;
283 unsigned int is_inflated : 1;
284 unsigned int has_type_parameters : 1;
286 MonoType *params [MONO_ZERO_LEN_ARRAY];
291 const unsigned char *code;
293 unsigned int num_clauses : 15;
294 /* if num_locals != 0, then the following apply: */
295 unsigned int init_locals : 1;
297 MonoExceptionClause *clauses;
298 MonoType *locals [MONO_ZERO_LEN_ARRAY];
311 mono_type_is_byref (MonoType *type);
314 mono_type_get_type (MonoType *type);
316 /* For MONO_TYPE_FNPTR */
318 mono_type_get_signature (MonoType *type);
320 /* For MONO_TYPE_CLASS, VALUETYPE */
322 mono_type_get_class (MonoType *type);
325 mono_type_get_array_type (MonoType *type);
328 mono_type_get_modifiers (MonoType *type, gboolean *is_required, gpointer *iter);
331 mono_signature_get_return_type (MonoMethodSignature *sig);
334 mono_signature_get_params (MonoMethodSignature *sig, gpointer *iter);
337 mono_signature_get_param_count (MonoMethodSignature *sig);
340 mono_signature_get_call_conv (MonoMethodSignature *sig);
343 mono_signature_vararg_start (MonoMethodSignature *sig);
346 mono_signature_is_instance (MonoMethodSignature *sig);
349 mono_signature_explicit_this (MonoMethodSignature *sig);
351 guint32 mono_metadata_parse_typedef_or_ref (MonoImage *m,
354 int mono_metadata_parse_custom_mod (MonoImage *m,
358 MonoArrayType *mono_metadata_parse_array (MonoImage *m,
361 void mono_metadata_free_array (MonoArrayType *array);
362 MonoType *mono_metadata_parse_type (MonoImage *m,
363 MonoParseTypeMode mode,
367 MonoType *mono_metadata_parse_param (MonoImage *m,
370 MonoType *mono_metadata_parse_ret_type (MonoImage *m,
373 MonoType *mono_metadata_parse_field_type (MonoImage *m,
377 MonoType *mono_type_create_from_typespec (MonoImage *image,
379 void mono_metadata_free_type (MonoType *type);
380 int mono_type_size (MonoType *type,
382 int mono_type_stack_size (MonoType *type,
385 gboolean mono_metadata_generic_class_is_valuetype (MonoGenericClass *gclass);
386 guint mono_metadata_generic_class_hash (MonoGenericClass *gclass);
387 gboolean mono_metadata_generic_class_equal (MonoGenericClass *g1, MonoGenericClass *g2);
389 guint mono_metadata_type_hash (MonoType *t1);
390 gboolean mono_metadata_type_equal (MonoType *t1, MonoType *t2);
392 MonoMethodSignature *mono_metadata_signature_alloc (MonoImage *image, guint32 nparams);
394 MonoMethodSignature *mono_metadata_signature_dup (MonoMethodSignature *sig);
396 MonoMethodSignature *mono_metadata_parse_signature (MonoImage *image,
399 MonoMethodSignature *mono_metadata_parse_method_signature (MonoImage *m,
403 void mono_metadata_free_method_signature (MonoMethodSignature *method);
405 gboolean mono_metadata_signature_equal (MonoMethodSignature *sig1,
406 MonoMethodSignature *sig2);
408 guint mono_signature_hash (MonoMethodSignature *sig);
410 MonoMethodHeader *mono_metadata_parse_mh (MonoImage *m, const char *ptr);
411 void mono_metadata_free_mh (MonoMethodHeader *mh);
414 mono_type_to_unmanaged (MonoType *type, MonoMarshalSpec *mspec,
415 gboolean as_field, gboolean unicode, MonoMarshalConv *conv);
418 * Makes a token based on a table and an index
420 #define mono_metadata_make_token(table,idx) (((table) << 24)| (idx))
423 * Returns the table index that this token encodes.
425 #define mono_metadata_token_table(token) ((token) >> 24)
428 * Returns the index that a token refers to
430 #define mono_metadata_token_index(token) ((token & 0xffffff))
433 #define mono_metadata_token_code(token) ((token & 0xff000000))
435 guint32 mono_metadata_token_from_dor (guint32 dor_index);
437 char *mono_guid_to_string (const guint8 *guid);
439 guint32 mono_metadata_declsec_from_index (MonoImage *meta, guint32 idx);
443 #endif /* __MONO_METADATA_H__ */