2 #ifndef __MONO_METADATA_INTERNALS_H__
3 #define __MONO_METADATA_INTERNALS_H__
5 #include "mono/metadata/image.h"
6 #include "mono/metadata/blob.h"
7 #include "mono/metadata/mempool.h"
8 #include "mono/metadata/domain-internals.h"
9 #include "mono/utils/mono-hash.h"
10 #include "mono/utils/mono-compiler.h"
11 #include "mono/utils/monobitset.h"
13 struct _MonoAssembly {
15 * The number of appdomains which have this assembly loaded plus the number of
16 * assemblies referencing this assembly through an entry in their image->references
17 * arrays. The later is needed because entries in the image->references array
18 * might point to assemblies which are only loaded in some appdomains, and without
19 * the additional reference, they can be freed at any time.
20 * The ref_count is initially 0.
22 int ref_count; /* use atomic operations only */
24 MonoAssemblyName aname;
27 GSList *friend_assembly_names;
30 guint8 corlib_internal;
32 /* security manager flags (one bit is for lazy initialization) */
33 guint32 ecma:2; /* Has the ECMA key */
34 guint32 aptc:2; /* Has the [AllowPartiallyTrustedCallers] attributes */
35 guint32 fulltrust:2; /* Has FullTrust permission */
36 guint32 unmanaged:2; /* Has SecurityPermissionFlag.UnmanagedCode permission */
44 struct _MonoTableInfo {
50 * Tables contain up to 9 columns and the possible sizes of the
51 * fields in the documentation are 1, 2 and 4 bytes. So we
52 * can encode in 2 bits the size.
54 * A 32 bit value can encode the resulting size
56 * The top eight bits encode the number of columns in the table.
57 * we only need 4, but 8 is aligned no shift required.
59 guint32 size_bitfield;
62 #define REFERENCE_MISSING ((gpointer) -1)
66 * The number of assemblies which reference this MonoImage though their 'image'
67 * field plus the number of images which reference this MonoImage through their
68 * 'modules' field, plus the number of threads holding temporary references to
69 * this image between calls of mono_image_open () and mono_image_close ().
73 /* if file_descr is NULL the image was loaded from raw data */
76 guint8 raw_data_allocated : 1;
78 /* Whenever this is a dynamically emitted module */
81 /* Whenever this is a reflection only image */
84 /* Whenever this image contains uncompressed metadata */
85 guint8 uncompressed_metadata : 1;
87 guint8 checked_module_cctor : 1;
88 guint8 has_module_cctor : 1;
90 guint8 idx_string_wide : 1;
91 guint8 idx_guid_wide : 1;
92 guint8 idx_blob_wide : 1;
95 const char *assembly_name;
96 const char *module_name;
98 gint16 md_version_major, md_version_minor;
101 MonoMemPool *mempool;
105 MonoStreamHeader heap_strings;
106 MonoStreamHeader heap_us;
107 MonoStreamHeader heap_blob;
108 MonoStreamHeader heap_guid;
109 MonoStreamHeader heap_tables;
111 const char *tables_base;
114 MonoTableInfo tables [MONO_TABLE_NUM];
117 * references is initialized only by using the mono_assembly_open
118 * function, and not by using the lowlevel mono_image_open.
120 * It is NULL terminated.
122 MonoAssembly **references;
125 guint32 module_count;
130 * The Assembly this image was loaded from.
132 MonoAssembly *assembly;
135 * Indexed by method tokens and typedef tokens.
137 GHashTable *method_cache;
138 GHashTable *class_cache;
140 * Indexed by fielddef and memberref tokens
142 GHashTable *field_cache;
144 /* indexed by typespec tokens. */
145 GHashTable *typespec_cache;
146 /* indexed by token */
147 GHashTable *memberref_signatures;
148 GHashTable *helper_signatures;
150 /* Indexed by blob heap indexes */
151 GHashTable *method_signatures;
154 * Indexes namespaces to hash tables that map class name to typedef token.
156 GHashTable *name_cache;
159 * Indexed by MonoClass
161 GHashTable *array_cache;
162 GHashTable *ptr_cache;
165 * indexed by MonoMethodSignature
167 GHashTable *delegate_begin_invoke_cache;
168 GHashTable *delegate_end_invoke_cache;
169 GHashTable *delegate_invoke_cache;
172 * indexed by MonoMethod pointers
174 GHashTable *runtime_invoke_cache;
175 GHashTable *managed_wrapper_cache;
176 GHashTable *native_wrapper_cache;
177 GHashTable *remoting_invoke_cache;
178 GHashTable *synchronized_cache;
179 GHashTable *unbox_wrapper_cache;
180 GHashTable *cominterop_invoke_cache;
181 GHashTable *cominterop_wrapper_cache;
184 * indexed by MonoClass pointers
186 GHashTable *ldfld_wrapper_cache;
187 GHashTable *ldflda_wrapper_cache;
188 GHashTable *ldfld_remote_wrapper_cache;
189 GHashTable *stfld_wrapper_cache;
190 GHashTable *stfld_remote_wrapper_cache;
191 GHashTable *isinst_cache;
192 GHashTable *castclass_cache;
193 GHashTable *proxy_isinst_cache;
195 void *reflection_info;
198 * user_info is a public field and is not touched by the
203 /* dll map entries */
206 /* interfaces IDs from this image */
207 MonoBitSet *interface_bitset;
220 guint32 alloc_size; /* malloced bytes */
222 guint32 offset; /* from start of metadata */
228 guint8 row_size; /* calculated later with column_sizes */
231 guint32 *values; /* rows * columns */
234 struct _MonoDynamicAssembly {
235 MonoAssembly assembly;
237 guint32 strong_name_size;
242 struct _MonoDynamicImage {
246 guint32 metadata_rva;
248 guint32 cli_header_offset;
252 guint32 imp_names_offset;
258 } sections [MONO_SECTION_MAX];
259 GHashTable *typespec;
261 GHashTable *handleref;
262 MonoGHashTable *tokens;
263 GHashTable *blob_cache;
264 GList *array_methods;
265 GPtrArray *gen_params;
266 MonoGHashTable *token_fixups;
267 GHashTable *method_to_table_idx;
268 GHashTable *field_to_table_idx;
269 GHashTable *method_aux_hash;
272 gboolean initial_image;
273 guint32 pe_kind, machine;
275 guint32 strong_name_size;
277 guint32 win32_res_size;
278 MonoDynamicStream sheap;
279 MonoDynamicStream code; /* used to store method headers and bytecode */
280 MonoDynamicStream resources; /* managed embedded resources */
281 MonoDynamicStream us;
282 MonoDynamicStream blob;
283 MonoDynamicStream tstream;
284 MonoDynamicStream guid;
285 MonoDynamicTable tables [MONO_TABLE_NUM];
288 /* Contains information about assembly binding */
289 typedef struct _MonoAssemblyBindingInfo {
292 guchar public_key_token [MONO_PUBLIC_KEY_TOKEN_LENGTH];
295 AssemblyVersionSet old_version_bottom;
296 AssemblyVersionSet old_version_top;
297 AssemblyVersionSet new_version;
298 guint has_old_version_bottom : 1;
299 guint has_old_version_top : 1;
300 guint has_new_version : 1;
302 } MonoAssemblyBindingInfo;
304 struct _MonoMethodHeader {
306 const unsigned char *code;
308 unsigned int num_clauses : 15;
309 /* if num_locals != 0, then the following apply: */
310 unsigned int init_locals : 1;
312 MonoExceptionClause *clauses;
313 MonoType *locals [MONO_ZERO_LEN_ARRAY];
316 /* for use with allocated memory blocks (assumes alignment is to 8 bytes) */
317 guint mono_aligned_addr_hash (gconstpointer ptr) MONO_INTERNAL;
320 mono_image_check_for_module_cctor (MonoImage *image) MONO_INTERNAL;
323 mono_metadata_cleanup (void);
325 const char * mono_meta_table_name (int table) MONO_INTERNAL;
326 void mono_metadata_compute_table_bases (MonoImage *meta) MONO_INTERNAL;
329 mono_metadata_interfaces_from_typedef_full (MonoImage *image,
331 MonoClass ***interfaces,
333 MonoGenericContext *context) MONO_INTERNAL;
336 mono_metadata_parse_array_full (MonoImage *image,
337 MonoGenericContainer *container,
339 const char **rptr) MONO_INTERNAL;
342 mono_metadata_parse_type_full (MonoImage *image,
343 MonoGenericContainer *container,
344 MonoParseTypeMode mode,
349 MonoMethodSignature *
350 mono_metadata_parse_signature_full (MonoImage *image,
351 MonoGenericContainer *generic_container,
352 guint32 token) MONO_INTERNAL;
354 MonoMethodSignature *
355 mono_metadata_parse_method_signature_full (MonoImage *image,
356 MonoGenericContainer *generic_container,
362 mono_metadata_parse_mh_full (MonoImage *image,
363 MonoGenericContainer *container,
366 int* mono_metadata_get_param_attrs (MonoImage *m, int def);
369 mono_metadata_generic_method_hash (MonoGenericMethod *gmethod) MONO_INTERNAL;
372 mono_metadata_generic_method_equal (MonoGenericMethod *g1,
373 MonoGenericMethod *g2) MONO_INTERNAL;
376 mono_metadata_parse_generic_inst (MonoImage *image,
377 MonoGenericContainer *container,
380 const char **rptr) MONO_INTERNAL;
383 mono_metadata_lookup_generic_inst (MonoGenericInst *ginst) MONO_INTERNAL;
386 mono_metadata_lookup_generic_class (MonoGenericClass *gclass) MONO_INTERNAL;
389 mono_metadata_inflate_generic_inst (MonoGenericInst *ginst,
390 MonoGenericContext *context) MONO_INTERNAL;
392 void mono_dynamic_stream_reset (MonoDynamicStream* stream) MONO_INTERNAL;
393 void mono_assembly_addref (MonoAssembly *assembly) MONO_INTERNAL;
395 void mono_config_parse_publisher_policy (const char *filename, MonoAssemblyBindingInfo *binding_info) MONO_INTERNAL;
398 mono_assembly_name_parse_full (const char *name,
399 MonoAssemblyName *aname,
400 gboolean save_public_key,
401 gboolean *is_version_defined) MONO_INTERNAL;
403 guint32 mono_metadata_get_generic_param_row (MonoImage *image, guint32 token, guint32 *owner);
405 void mono_unload_interface_ids (MonoBitSet *bitset) MONO_INTERNAL;
408 MonoType *mono_metadata_type_dup_mp (MonoImage *image, const MonoType *original) MONO_INTERNAL;
410 #endif /* __MONO_METADATA_INTERNALS_H__ */