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>
12 #define MONO_ZERO_LEN_ARRAY 0
14 #define MONO_ZERO_LEN_ARRAY 1
17 typedef struct _MonoClass MonoClass;
18 typedef struct _MonoDomain MonoDomain;
30 MONO_TABLE_INTERFACEIMPL,
33 MONO_TABLE_CUSTOMATTRIBUTE,
34 MONO_TABLE_FIELDMARSHAL,
35 MONO_TABLE_DECLSECURITY,
36 MONO_TABLE_CLASSLAYOUT,
37 MONO_TABLE_FIELDLAYOUT,
38 MONO_TABLE_STANDALONESIG,
42 MONO_TABLE_PROPERTYMAP,
45 MONO_TABLE_METHODSEMANTICS,
46 MONO_TABLE_METHODIMPL,
54 MONO_TABLE_ASSEMBLYPROCESSOR,
55 MONO_TABLE_ASSEMBLYOS,
56 MONO_TABLE_ASSEMBLYREF,
57 MONO_TABLE_ASSEMBLYREFPROCESSOR,
58 MONO_TABLE_ASSEMBLYREFOS,
60 MONO_TABLE_EXPORTEDTYPE,
61 MONO_TABLE_MANIFESTRESOURCE,
62 MONO_TABLE_NESTEDCLASS
64 #define MONO_TABLE_LAST MONO_TABLE_NESTEDCLASS
68 MONO_EXCEPTION_CLAUSE_NONE,
69 MONO_EXCEPTION_CLAUSE_FILTER,
70 MONO_EXCEPTION_CLAUSE_FINALLY,
71 MONO_EXCEPTION_CLAUSE_FAULT = 4
83 void mono_metadata_decode_row (MonoTableInfo *t,
88 guint32 mono_metadata_decode_row_col (MonoTableInfo *t,
93 * This macro is used to extract the size of the table encoded in
94 * the size_bitfield of MonoTableInfo.
96 #define mono_metadata_table_size(bitfield,table) ((((bitfield) >> ((table)*2)) & 0x3) + 1)
97 #define mono_metadata_table_count(bitfield) ((bitfield) >> 24)
99 int mono_metadata_compute_size (MonoImage *meta,
101 guint32 *result_bitfield);
106 const char *mono_metadata_locate (MonoImage *meta, int table, int idx);
107 const char *mono_metadata_locate_token (MonoImage *meta, guint32 token);
109 const char *mono_metadata_string_heap (MonoImage *meta, guint32 table_index);
110 const char *mono_metadata_blob_heap (MonoImage *meta, guint32 table_index);
111 const char *mono_metadata_user_string (MonoImage *meta, guint32 table_index);
112 const char *mono_metadata_guid_heap (MonoImage *meta, guint32 table_index);
114 guint32 mono_metadata_typedef_from_field (MonoImage *meta, guint32 table_index);
115 guint32 mono_metadata_typedef_from_method (MonoImage *meta, guint32 table_index);
116 guint32 mono_metadata_nested_in_typedef (MonoImage *meta, guint32 table_index);
117 guint32 mono_metadata_nesting_typedef (MonoImage *meta, guint32 table_index);
119 MonoClass** mono_metadata_interfaces_from_typedef (MonoImage *meta, guint32 table_index, guint *count);
121 guint32 mono_metadata_events_from_typedef (MonoImage *meta, guint32 table_index, guint *end_idx);
122 guint32 mono_metadata_methods_from_event (MonoImage *meta, guint32 table_index, guint *end);
123 guint32 mono_metadata_properties_from_typedef (MonoImage *meta, guint32 table_index, guint *end);
124 guint32 mono_metadata_methods_from_property (MonoImage *meta, guint32 table_index, guint *end);
125 guint32 mono_metadata_packing_from_typedef (MonoImage *meta, guint32 table_index, guint32 *packing, guint32 *size);
127 void mono_metadata_field_info (MonoImage *meta,
131 const char **marshal_info);
133 guint32 mono_metadata_get_constant_index (MonoImage *meta, guint32 token);
136 * Functions to extract information from the Blobs
138 guint32 mono_metadata_decode_value (const char *ptr,
140 guint32 mono_metadata_decode_blob_size (const char *ptr,
143 void mono_metadata_encode_value (guint32 value, char *bug, char **endbuf);
145 #define MONO_OFFSET_IN_CLAUSE(clause,offset) \
146 ((clause)->try_offset <= (offset) && (offset) < ((clause)->try_offset + (clause)->try_len))
147 #define MONO_OFFSET_IN_HANDLER(clause,offset) \
148 ((clause)->handler_offset <= (offset) && (offset) < ((clause)->handler_offset + (clause)->handler_len))
154 guint32 handler_offset;
156 guint32 token_or_filter;
157 } MonoExceptionClause;
159 typedef struct _MonoType MonoType;
160 typedef struct _MonoArrayType MonoArrayType;
161 typedef struct _MonoMethodSignature MonoMethodSignature;
164 unsigned int required : 1;
165 unsigned int token : 31;
168 struct _MonoArrayType {
179 MonoClass *klass; /* for VALUETYPE and CLASS */
180 MonoType *type; /* for PTR and SZARRAY */
181 MonoArrayType *array; /* for ARRAY */
182 MonoMethodSignature *method;
184 unsigned int attrs : 16; /* param attributes or field flags */
185 unsigned int type : 8; /* ElementTypeEnum */
186 unsigned int num_mods : 6; /* max 64 modifiers follow at the end */
187 unsigned int byref : 1;
188 unsigned int pinned : 1; /* valid when included in a local var signature */
189 MonoCustomMod modifiers [MONO_ZERO_LEN_ARRAY]; /* this may grow */
192 struct _MonoMethodSignature {
193 unsigned int hasthis : 1;
194 unsigned int explicit_this : 1;
195 unsigned int call_convention : 6;
196 unsigned int ref_count : 24;
200 MonoType *params [MONO_ZERO_LEN_ARRAY];
205 const unsigned char *code;
207 unsigned int num_clauses : 15;
208 /* if num_locals != 0, then the following apply: */
209 unsigned int init_locals : 1;
211 MonoExceptionClause *clauses;
212 MonoType *locals [MONO_ZERO_LEN_ARRAY];
224 guint32 mono_metadata_parse_typedef_or_ref (MonoImage *m,
227 int mono_metadata_parse_custom_mod (MonoImage *m,
231 MonoArrayType *mono_metadata_parse_array (MonoImage *m,
234 void mono_metadata_free_array (MonoArrayType *array);
235 MonoType *mono_metadata_parse_type (MonoImage *m,
236 MonoParseTypeMode mode,
240 MonoType *mono_metadata_parse_param (MonoImage *m,
243 MonoType *mono_metadata_parse_ret_type (MonoImage *m,
246 MonoType *mono_metadata_parse_field_type (MonoImage *m,
250 MonoType *mono_type_create_from_typespec (MonoImage *image,
252 void mono_metadata_free_type (MonoType *type);
253 int mono_type_size (MonoType *type,
255 int mono_type_stack_size (MonoType *type,
258 guint mono_metadata_type_hash (MonoType *t1);
259 gboolean mono_metadata_type_equal (MonoType *t1, MonoType *t2);
261 MonoMethodSignature *mono_metadata_parse_method_signature (MonoImage *m,
265 void mono_metadata_free_method_signature (MonoMethodSignature *method);
267 gboolean mono_metadata_signature_equal (MonoMethodSignature *sig1,
268 MonoMethodSignature *sig2);
270 MonoMethodHeader *mono_metadata_parse_mh (MonoImage *m, const char *ptr);
271 void mono_metadata_free_mh (MonoMethodHeader *mh);
274 * Makes a token based on a table and an index
276 #define mono_metadata_make_token(table,idx) (((table) << 24)| idx)
279 * Returns the table index that this token encodes.
281 #define mono_metadata_token_table(token) ((token) >> 24)
284 * Returns the index that a token refers to
286 #define mono_metadata_token_index(token) ((token & 0xffffff))
289 #define mono_metadata_token_code(token) ((token & 0xff000000))
291 guint32 mono_metadata_token_from_dor (guint32 dor_index);
293 #endif /* __MONO_METADATA_H__ */