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;
78 /* Whenever this is a dynamically emitted module */
81 /* Whenever this is a reflection only image */
85 const char *assembly_name;
86 const char *module_name;
88 gint16 md_version_major, md_version_minor;
95 guint8 idx_string_wide, idx_guid_wide, idx_blob_wide;
97 MonoStreamHeader heap_strings;
98 MonoStreamHeader heap_us;
99 MonoStreamHeader heap_blob;
100 MonoStreamHeader heap_guid;
101 MonoStreamHeader heap_tables;
103 const char *tables_base;
106 MonoTableInfo tables [MONO_TABLE_NUM];
109 * references is initialized only by using the mono_assembly_open
110 * function, and not by using the lowlevel mono_image_open.
112 * It is NULL terminated.
114 MonoAssembly **references;
117 guint32 module_count;
122 * The Assembly this image was loaded from.
124 MonoAssembly *assembly;
127 * Indexed by method tokens and typedef tokens.
129 GHashTable *method_cache;
130 GHashTable *class_cache;
132 * Indexed by fielddef and memberref tokens
134 GHashTable *field_cache;
136 /* indexed by typespec tokens. */
137 GHashTable *typespec_cache;
138 /* indexed by token */
139 GHashTable *memberref_signatures;
140 GHashTable *helper_signatures;
142 /* Indexed by blob heap indexes */
143 GHashTable *method_signatures;
146 * Indexes namespaces to hash tables that map class name to typedef token.
148 GHashTable *name_cache;
151 * Indexed by MonoClass
153 GHashTable *array_cache;
154 GHashTable *ptr_cache;
157 * indexed by MonoMethodSignature
159 GHashTable *delegate_begin_invoke_cache;
160 GHashTable *delegate_end_invoke_cache;
161 GHashTable *delegate_invoke_cache;
164 * indexed by MonoMethod pointers
166 GHashTable *runtime_invoke_cache;
167 GHashTable *managed_wrapper_cache;
168 GHashTable *native_wrapper_cache;
169 GHashTable *remoting_invoke_cache;
170 GHashTable *synchronized_cache;
171 GHashTable *unbox_wrapper_cache;
172 GHashTable *cominterop_invoke_cache;
173 GHashTable *cominterop_wrapper_cache;
176 * indexed by MonoClass pointers
178 GHashTable *ldfld_wrapper_cache;
179 GHashTable *ldflda_wrapper_cache;
180 GHashTable *ldfld_remote_wrapper_cache;
181 GHashTable *stfld_wrapper_cache;
182 GHashTable *stfld_remote_wrapper_cache;
183 GHashTable *isinst_cache;
184 GHashTable *castclass_cache;
185 GHashTable *proxy_isinst_cache;
187 void *reflection_info;
190 * user_info is a public field and is not touched by the
195 /* dll map entries */
198 /* interfaces IDs from this image */
199 MonoBitSet *interface_bitset;
212 guint32 alloc_size; /* malloced bytes */
214 guint32 offset; /* from start of metadata */
220 guint8 row_size; /* calculated later with column_sizes */
223 guint32 *values; /* rows * columns */
226 struct _MonoDynamicAssembly {
227 MonoAssembly assembly;
229 guint32 strong_name_size;
234 struct _MonoDynamicImage {
238 guint32 metadata_rva;
240 guint32 cli_header_offset;
244 guint32 imp_names_offset;
250 } sections [MONO_SECTION_MAX];
251 GHashTable *typespec;
253 GHashTable *handleref;
254 MonoGHashTable *tokens;
255 GHashTable *blob_cache;
256 GList *array_methods;
257 GPtrArray *gen_params;
258 MonoGHashTable *token_fixups;
259 GHashTable *method_to_table_idx;
260 GHashTable *field_to_table_idx;
261 GHashTable *method_aux_hash;
264 gboolean initial_image;
265 guint32 pe_kind, machine;
267 guint32 strong_name_size;
269 guint32 win32_res_size;
270 MonoDynamicStream sheap;
271 MonoDynamicStream code; /* used to store method headers and bytecode */
272 MonoDynamicStream resources; /* managed embedded resources */
273 MonoDynamicStream us;
274 MonoDynamicStream blob;
275 MonoDynamicStream tstream;
276 MonoDynamicStream guid;
277 MonoDynamicTable tables [MONO_TABLE_NUM];
280 /* Contains information about assembly binding */
281 typedef struct _MonoAssemblyBindingInfo {
284 guchar public_key_token [MONO_PUBLIC_KEY_TOKEN_LENGTH];
287 AssemblyVersionSet old_version_bottom;
288 AssemblyVersionSet old_version_top;
289 AssemblyVersionSet new_version;
290 guint has_old_version_bottom : 1;
291 guint has_old_version_top : 1;
292 guint has_new_version : 1;
294 } MonoAssemblyBindingInfo;
296 struct _MonoMethodHeader {
298 const unsigned char *code;
300 unsigned int num_clauses : 15;
301 /* if num_locals != 0, then the following apply: */
302 unsigned int init_locals : 1;
304 MonoExceptionClause *clauses;
305 MonoType *locals [MONO_ZERO_LEN_ARRAY];
308 /* for use with allocated memory blocks (assumes alignment is to 8 bytes) */
309 guint mono_aligned_addr_hash (gconstpointer ptr) MONO_INTERNAL;
312 mono_metadata_cleanup (void);
314 const char * mono_meta_table_name (int table) MONO_INTERNAL;
315 void mono_metadata_compute_table_bases (MonoImage *meta) MONO_INTERNAL;
318 mono_metadata_interfaces_from_typedef_full (MonoImage *image,
320 MonoClass ***interfaces,
322 MonoGenericContext *context) MONO_INTERNAL;
325 mono_metadata_parse_array_full (MonoImage *image,
326 MonoGenericContainer *container,
328 const char **rptr) MONO_INTERNAL;
331 mono_metadata_parse_type_full (MonoImage *image,
332 MonoGenericContainer *container,
333 MonoParseTypeMode mode,
338 MonoMethodSignature *
339 mono_metadata_parse_signature_full (MonoImage *image,
340 MonoGenericContainer *generic_container,
341 guint32 token) MONO_INTERNAL;
343 MonoMethodSignature *
344 mono_metadata_parse_method_signature_full (MonoImage *image,
345 MonoGenericContainer *generic_container,
351 mono_metadata_parse_mh_full (MonoImage *image,
352 MonoGenericContainer *container,
355 int* mono_metadata_get_param_attrs (MonoImage *m, int def);
358 mono_metadata_generic_method_hash (MonoGenericMethod *gmethod) MONO_INTERNAL;
361 mono_metadata_generic_method_equal (MonoGenericMethod *g1,
362 MonoGenericMethod *g2) MONO_INTERNAL;
365 mono_metadata_parse_generic_inst (MonoImage *image,
366 MonoGenericContainer *container,
369 const char **rptr) MONO_INTERNAL;
372 mono_metadata_lookup_generic_inst (MonoGenericInst *ginst) MONO_INTERNAL;
375 mono_metadata_lookup_generic_class (MonoGenericClass *gclass) MONO_INTERNAL;
378 mono_metadata_inflate_generic_inst (MonoGenericInst *ginst,
379 MonoGenericContext *context) MONO_INTERNAL;
381 void mono_dynamic_stream_reset (MonoDynamicStream* stream) MONO_INTERNAL;
382 void mono_assembly_addref (MonoAssembly *assembly) MONO_INTERNAL;
384 void mono_config_parse_publisher_policy (const char *filename, MonoAssemblyBindingInfo *binding_info) MONO_INTERNAL;
387 mono_assembly_name_parse_full (const char *name,
388 MonoAssemblyName *aname,
389 gboolean save_public_key,
390 gboolean *is_version_defined) MONO_INTERNAL;
392 guint32 mono_metadata_get_generic_param_row (MonoImage *image, guint32 token, guint32 *owner);
394 void mono_unload_interface_ids (MonoBitSet *bitset) MONO_INTERNAL;
397 MonoType *mono_metadata_type_dup_mp (MonoImage *image, const MonoType *original) MONO_INTERNAL;
399 #endif /* __MONO_METADATA_INTERNALS_H__ */