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;
64 * The number of assemblies which reference this MonoImage though their 'image'
65 * field plus the number of images which reference this MonoImage through their
66 * 'modules' field, plus the number of threads holding temporary references to
67 * this image between calls of mono_image_open () and mono_image_close ().
71 /* if file_descr is NULL the image was loaded from raw data */
74 guint8 raw_data_allocated;
76 /* Whenever this is a dynamically emitted module */
79 /* Whenever this is a reflection only image */
83 const char *assembly_name;
84 const char *module_name;
86 gint16 md_version_major, md_version_minor;
93 guint8 idx_string_wide, idx_guid_wide, idx_blob_wide;
95 MonoStreamHeader heap_strings;
96 MonoStreamHeader heap_us;
97 MonoStreamHeader heap_blob;
98 MonoStreamHeader heap_guid;
99 MonoStreamHeader heap_tables;
101 const char *tables_base;
104 MonoTableInfo tables [MONO_TABLE_NUM];
107 * references is initialized only by using the mono_assembly_open
108 * function, and not by using the lowlevel mono_image_open.
110 * It is NULL terminated.
112 MonoAssembly **references;
115 guint32 module_count;
120 * The Assembly this image was loaded from.
122 MonoAssembly *assembly;
125 * Indexed by method tokens and typedef tokens.
127 GHashTable *method_cache;
128 GHashTable *class_cache;
130 * Indexed by fielddef and memberref tokens
132 GHashTable *field_cache;
134 /* indexed by typespec tokens. */
135 GHashTable *typespec_cache;
136 /* indexed by token */
137 GHashTable *memberref_signatures;
138 GHashTable *helper_signatures;
140 /* Indexed by blob heap indexes */
141 GHashTable *method_signatures;
144 * Indexes namespaces to hash tables that map class name to typedef token.
146 GHashTable *name_cache;
149 * Indexed by MonoClass
151 GHashTable *array_cache;
152 GHashTable *ptr_cache;
155 * indexed by MonoMethodSignature
157 GHashTable *delegate_begin_invoke_cache;
158 GHashTable *delegate_end_invoke_cache;
159 GHashTable *delegate_invoke_cache;
162 * indexed by MonoMethod pointers
164 GHashTable *runtime_invoke_cache;
165 GHashTable *managed_wrapper_cache;
166 GHashTable *native_wrapper_cache;
167 GHashTable *remoting_invoke_cache;
168 GHashTable *synchronized_cache;
169 GHashTable *unbox_wrapper_cache;
172 * indexed by MonoClass pointers
174 GHashTable *ldfld_wrapper_cache;
175 GHashTable *ldflda_wrapper_cache;
176 GHashTable *ldfld_remote_wrapper_cache;
177 GHashTable *stfld_wrapper_cache;
178 GHashTable *stfld_remote_wrapper_cache;
179 GHashTable *isinst_cache;
180 GHashTable *castclass_cache;
181 GHashTable *proxy_isinst_cache;
183 void *reflection_info;
186 * user_info is a public field and is not touched by the
191 /* dll map entries */
194 /* interfaces IDs from this image */
195 MonoBitSet *interface_bitset;
208 guint32 alloc_size; /* malloced bytes */
210 guint32 offset; /* from start of metadata */
216 guint8 row_size; /* calculated later with column_sizes */
219 guint32 *values; /* rows * columns */
222 struct _MonoDynamicAssembly {
223 MonoAssembly assembly;
225 guint32 strong_name_size;
230 struct _MonoDynamicImage {
234 guint32 metadata_rva;
236 guint32 cli_header_offset;
240 guint32 imp_names_offset;
246 } sections [MONO_SECTION_MAX];
247 GHashTable *typespec;
249 GHashTable *handleref;
250 MonoGHashTable *tokens;
251 GHashTable *blob_cache;
252 GList *array_methods;
253 GPtrArray *gen_params;
254 MonoGHashTable *token_fixups;
255 GHashTable *method_to_table_idx;
256 GHashTable *field_to_table_idx;
257 GHashTable *method_aux_hash;
260 gboolean initial_image;
261 guint32 pe_kind, machine;
263 guint32 strong_name_size;
265 guint32 win32_res_size;
266 MonoDynamicStream sheap;
267 MonoDynamicStream code; /* used to store method headers and bytecode */
268 MonoDynamicStream resources; /* managed embedded resources */
269 MonoDynamicStream us;
270 MonoDynamicStream blob;
271 MonoDynamicStream tstream;
272 MonoDynamicStream guid;
273 MonoDynamicTable tables [MONO_TABLE_NUM];
276 /* Contains information about assembly binding */
277 typedef struct _MonoAssemblyBindingInfo {
280 guchar public_key_token [MONO_PUBLIC_KEY_TOKEN_LENGTH];
283 AssemblyVersionSet old_version_bottom;
284 AssemblyVersionSet old_version_top;
285 AssemblyVersionSet new_version;
286 guint has_old_version_bottom : 1;
287 guint has_old_version_top : 1;
288 guint has_new_version : 1;
290 } MonoAssemblyBindingInfo;
292 struct _MonoMethodHeader {
294 const unsigned char *code;
296 unsigned int num_clauses : 15;
297 /* if num_locals != 0, then the following apply: */
298 unsigned int init_locals : 1;
300 MonoExceptionClause *clauses;
301 MonoType *locals [MONO_ZERO_LEN_ARRAY];
304 /* for use with allocated memory blocks (assumes alignment is to 8 bytes) */
305 guint mono_aligned_addr_hash (gconstpointer ptr) MONO_INTERNAL;
308 mono_metadata_cleanup (void);
310 const char * mono_meta_table_name (int table) MONO_INTERNAL;
311 void mono_metadata_compute_table_bases (MonoImage *meta) MONO_INTERNAL;
314 mono_metadata_interfaces_from_typedef_full (MonoImage *image,
316 MonoClass ***interfaces,
318 MonoGenericContext *context) MONO_INTERNAL;
321 mono_metadata_parse_array_full (MonoImage *image,
322 MonoGenericContainer *container,
324 const char **rptr) MONO_INTERNAL;
327 mono_metadata_parse_type_full (MonoImage *image,
328 MonoGenericContainer *container,
329 MonoParseTypeMode mode,
334 MonoMethodSignature *
335 mono_metadata_parse_signature_full (MonoImage *image,
336 MonoGenericContainer *generic_container,
337 guint32 token) MONO_INTERNAL;
339 MonoMethodSignature *
340 mono_metadata_parse_method_signature_full (MonoImage *image,
341 MonoGenericContainer *generic_container,
347 mono_metadata_parse_mh_full (MonoImage *image,
348 MonoGenericContainer *container,
351 int* mono_metadata_get_param_attrs (MonoImage *m, int def);
354 mono_metadata_generic_method_hash (MonoGenericMethod *gmethod) MONO_INTERNAL;
357 mono_metadata_generic_method_equal (MonoGenericMethod *g1,
358 MonoGenericMethod *g2) MONO_INTERNAL;
361 mono_metadata_parse_generic_inst (MonoImage *image,
362 MonoGenericContainer *container,
365 const char **rptr) MONO_INTERNAL;
368 mono_metadata_lookup_generic_inst (MonoGenericInst *ginst) MONO_INTERNAL;
371 mono_metadata_lookup_generic_class (MonoGenericClass *gclass) MONO_INTERNAL;
374 mono_metadata_inflate_generic_inst (MonoGenericInst *ginst,
375 MonoGenericContext *context) MONO_INTERNAL;
377 void mono_dynamic_stream_reset (MonoDynamicStream* stream) MONO_INTERNAL;
378 void mono_assembly_addref (MonoAssembly *assembly) MONO_INTERNAL;
380 void mono_config_parse_publisher_policy (const char *filename, MonoAssemblyBindingInfo *binding_info) MONO_INTERNAL;
383 mono_assembly_name_parse_full (const char *name,
384 MonoAssemblyName *aname,
385 gboolean save_public_key,
386 gboolean *is_version_defined) MONO_INTERNAL;
388 guint32 mono_metadata_get_generic_param_row (MonoImage *image, guint32 token, guint32 *owner);
390 void mono_unload_interface_ids (MonoBitSet *bitset) MONO_INTERNAL;
392 #endif /* __MONO_METADATA_INTERNALS_H__ */