mono/metadata/object.h

   1 #ifndef _MONO_CLI_OBJECT_H_
   2 #define _MONO_CLI_OBJECT_H_
   3
   4 #include <mono/metadata/class.h>
   5 #include <mono/utils/mono-error.h>
   6
   7 MONO_BEGIN_DECLS
   8
   9 typedef mono_byte MonoBoolean;
  10
  11 typedef struct _MonoString MonoString;
  12 typedef struct _MonoArray MonoArray;
  13 typedef struct _MonoReflectionMethod MonoReflectionMethod;
  14 typedef struct _MonoReflectionAssembly MonoReflectionAssembly;
  15 typedef struct _MonoReflectionModule MonoReflectionModule;
  16 typedef struct _MonoReflectionField MonoReflectionField;
  17 typedef struct _MonoReflectionProperty MonoReflectionProperty;
  18 typedef struct _MonoReflectionEvent MonoReflectionEvent;
  19 typedef struct _MonoReflectionType MonoReflectionType;
  20 typedef struct _MonoDelegate MonoDelegate;
  21 typedef struct _MonoException MonoException;
  22 typedef struct _MonoThreadsSync MonoThreadsSync;
  23 typedef struct _MonoThread MonoThread;
  24 typedef struct _MonoDynamicAssembly MonoDynamicAssembly;
  25 typedef struct _MonoDynamicImage MonoDynamicImage;
  26 typedef struct _MonoReflectionMethodBody MonoReflectionMethodBody;
  27 typedef struct _MonoAppContext MonoAppContext;
  28
  29 typedef struct _MonoObject {
  30         MonoVTable *vtable;
  31         MonoThreadsSync *synchronisation;
  32 } MonoObject;
  33
  34 typedef MonoObject* (*MonoInvokeFunc)        (MonoMethod *method, void *obj, void **params, MonoObject **exc);
  35 typedef void*    (*MonoCompileFunc)          (MonoMethod *method);
  36 typedef void        (*MonoMainThreadFunc)    (void* user_data);
  37
  38 #define MONO_OBJECT_SETREF(obj,fieldname,value) do {    \
  39                 mono_gc_wbarrier_set_field ((MonoObject*)(obj), &((obj)->fieldname), (MonoObject*)value);       \
  40                 /*(obj)->fieldname = (value);*/ \
  41         } while (0)
  42
  43 /* This should be used if 's' can reside on the heap */
  44 #define MONO_STRUCT_SETREF(s,field,value) do { \
  45         mono_gc_wbarrier_generic_store (&((s)->field), (MonoObject*)(value)); \
  46     } while (0)
  47
  48 #define mono_array_addr(array,type,index) ((type*)(void*) mono_array_addr_with_size (array, sizeof (type), index))
  49 #define mono_array_get(array,type,index) ( *(type*)mono_array_addr ((array), type, (index)) )
  50 #define mono_array_set(array,type,index,value)  \
  51         do {    \
  52                 type *__p = (type *) mono_array_addr ((array), type, (index));  \
  53                 *__p = (value); \
  54         } while (0)
  55 #define mono_array_setref(array,index,value)    \
  56         do {    \
  57                 void **__p = (void **) mono_array_addr ((array), void*, (index));       \
  58                 mono_gc_wbarrier_set_arrayref ((array), __p, (MonoObject*)(value));     \
  59                 /* *__p = (value);*/    \
  60         } while (0)
  61 #define mono_array_memcpy_refs(dest,destidx,src,srcidx,count)   \
  62         do {    \
  63                 void **__p = (void **) mono_array_addr ((dest), void*, (destidx));      \
  64                 void **__s = mono_array_addr ((src), void*, (srcidx));  \
  65                 mono_gc_wbarrier_arrayref_copy (__p, __s, (count));     \
  66         } while (0)
  67
  68 MONO_API mono_unichar2 *mono_string_chars  (MonoString *s);
  69 MONO_API int            mono_string_length (MonoString *s);
  70
  71 MONO_API MonoObject *
  72 mono_object_new             (MonoDomain *domain, MonoClass *klass);
  73
  74 MONO_API MonoObject *
  75 mono_object_new_specific    (MonoVTable *vtable);
  76
  77 /* can be used for classes without finalizer in non-profiling mode */
  78 MONO_API MonoObject *
  79 mono_object_new_fast        (MonoVTable *vtable);
  80
  81 MONO_API MonoObject *
  82 mono_object_new_alloc_specific (MonoVTable *vtable);
  83
  84 MONO_API MonoObject *
  85 mono_object_new_from_token  (MonoDomain *domain, MonoImage *image, uint32_t token);
  86
  87 MONO_API MonoArray*
  88 mono_array_new              (MonoDomain *domain, MonoClass *eclass, uintptr_t n);
  89
  90 MONO_API MonoArray*
  91 mono_array_new_full         (MonoDomain *domain, MonoClass *array_class,
  92                              uintptr_t *lengths, intptr_t *lower_bounds);
  93
  94 MONO_API MonoArray *
  95 mono_array_new_specific     (MonoVTable *vtable, uintptr_t n);
  96
  97 MONO_API MonoArray*
  98 mono_array_clone            (MonoArray *array);
  99
 100 MONO_API char*
 101 mono_array_addr_with_size   (MonoArray *array, int size, uintptr_t idx);
 102
 103 MONO_API uintptr_t
 104 mono_array_length           (MonoArray *array);
 105
 106 MONO_API MonoString*
 107 mono_string_new_utf16       (MonoDomain *domain, const mono_unichar2 *text, int32_t len);
 108
 109 MONO_API MonoString*
 110 mono_string_new_size        (MonoDomain *domain, int32_t len);
 111
 112 MONO_API MonoString*
 113 mono_ldstr                  (MonoDomain *domain, MonoImage *image, uint32_t str_index);
 114
 115 MONO_API MonoString*
 116 mono_string_is_interned     (MonoString *str);
 117
 118 MONO_API MonoString*
 119 mono_string_intern          (MonoString *str);
 120
 121 MONO_API MonoString*
 122 mono_string_new             (MonoDomain *domain, const char *text);
 123
 124 MONO_API MonoString*
 125 mono_string_new_wrapper     (const char *text);
 126
 127 MONO_API MonoString*
 128 mono_string_new_len         (MonoDomain *domain, const char *text, unsigned int length);
 129
 130 MONO_API MonoString*
 131 mono_string_new_utf32       (MonoDomain *domain, const mono_unichar4 *text, int32_t len);
 132
 133 MONO_API char *
 134 mono_string_to_utf8         (MonoString *string_obj);
 135
 136 MONO_API char *
 137 mono_string_to_utf8_checked (MonoString *string_obj, MonoError *error);
 138
 139 MONO_API mono_unichar2 *
 140 mono_string_to_utf16        (MonoString *string_obj);
 141
 142 MONO_API mono_unichar4 *
 143 mono_string_to_utf32        (MonoString *string_obj);
 144
 145 MONO_API MonoString *
 146 mono_string_from_utf16      (mono_unichar2 *data);
 147
 148 MONO_API MonoString *
 149 mono_string_from_utf32      (mono_unichar4 *data);
 150
 151 MONO_API mono_bool
 152 mono_string_equal           (MonoString *s1, MonoString *s2);
 153
 154 MONO_API unsigned int
 155 mono_string_hash            (MonoString *s);
 156
 157 MONO_API int
 158 mono_object_hash            (MonoObject* obj);
 159
 160 MONO_API MonoString *
 161 mono_object_to_string (MonoObject *obj, MonoObject **exc);
 162
 163 MONO_API MonoObject *
 164 mono_value_box              (MonoDomain *domain, MonoClass *klass, void* val);
 165
 166 MONO_API void
 167 mono_value_copy             (void* dest, void* src, MonoClass *klass);
 168
 169 MONO_API void
 170 mono_value_copy_array       (MonoArray *dest, int dest_idx, void* src, int count);
 171
 172 MONO_API MonoDomain*
 173 mono_object_get_domain      (MonoObject *obj);
 174
 175 MONO_API MonoClass*
 176 mono_object_get_class       (MonoObject *obj);
 177
 178 MONO_API void*
 179 mono_object_unbox           (MonoObject *obj);
 180
 181 MONO_API MonoObject *
 182 mono_object_clone           (MonoObject *obj);
 183
 184 MONO_API MonoObject *
 185 mono_object_isinst          (MonoObject *obj, MonoClass *klass);
 186
 187 MONO_API MonoObject *
 188 mono_object_isinst_mbyref   (MonoObject *obj, MonoClass *klass);
 189
 190 MONO_API MonoObject *
 191 mono_object_castclass_mbyref (MonoObject *obj, MonoClass *klass);
 192
 193 MONO_API mono_bool
 194 mono_monitor_try_enter       (MonoObject *obj, uint32_t ms);
 195
 196 MONO_API mono_bool
 197 mono_monitor_enter           (MonoObject *obj);
 198
 199 MONO_API unsigned int
 200 mono_object_get_size         (MonoObject *o);
 201
 202 MONO_API void
 203 mono_monitor_exit            (MonoObject *obj);
 204
 205 MONO_API void
 206 mono_raise_exception        (MonoException *ex);
 207
 208 MONO_API void
 209 mono_runtime_object_init    (MonoObject *this_obj);
 210
 211 MONO_API void
 212 mono_runtime_class_init     (MonoVTable *vtable);
 213
 214 MONO_API MonoMethod*
 215 mono_object_get_virtual_method (MonoObject *obj, MonoMethod *method);
 216
 217 MONO_API MonoObject*
 218 mono_runtime_invoke         (MonoMethod *method, void *obj, void **params,
 219                              MonoObject **exc);
 220
 221 MONO_API MonoMethod *
 222 mono_get_delegate_invoke    (MonoClass *klass);
 223
 224 MONO_API MonoMethod *
 225 mono_get_delegate_begin_invoke (MonoClass *klass);
 226
 227 MONO_API MonoMethod *
 228 mono_get_delegate_end_invoke (MonoClass *klass);
 229
 230 MONO_API MonoObject*
 231 mono_runtime_delegate_invoke (MonoObject *delegate, void **params,
 232                               MonoObject **exc);
 233
 234 MONO_API MonoObject*
 235 mono_runtime_invoke_array   (MonoMethod *method, void *obj, MonoArray *params,
 236                              MonoObject **exc);
 237
 238 MONO_API void*
 239 mono_method_get_unmanaged_thunk (MonoMethod *method);
 240
 241 MONO_API MonoArray*
 242 mono_runtime_get_main_args  (void);
 243
 244 MONO_API void
 245 mono_runtime_exec_managed_code (MonoDomain *domain,
 246                                 MonoMainThreadFunc main_func,
 247                                 void* main_args);
 248
 249 MONO_API int
 250 mono_runtime_run_main       (MonoMethod *method, int argc, char* argv[],
 251                              MonoObject **exc);
 252
 253 MONO_API int
 254 mono_runtime_exec_main      (MonoMethod *method, MonoArray *args,
 255                              MonoObject **exc);
 256
 257 MONO_API int
 258 mono_runtime_set_main_args  (int argc, char* argv[]);
 259
 260 /* The following functions won't be available with mono was configured with remoting disabled. */
 261 /*#ifndef DISABLE_REMOTING */
 262 MONO_API void*
 263 mono_load_remote_field (MonoObject *this_obj, MonoClass *klass, MonoClassField *field, void **res);
 264
 265 MONO_API MonoObject *
 266 mono_load_remote_field_new (MonoObject *this_obj, MonoClass *klass, MonoClassField *field);
 267
 268 MONO_API void
 269 mono_store_remote_field (MonoObject *this_obj, MonoClass *klass, MonoClassField *field, void* val);
 270
 271 MONO_API void
 272 mono_store_remote_field_new (MonoObject *this_obj, MonoClass *klass, MonoClassField *field, MonoObject *arg);
 273
 274 /* #endif */
 275
 276 MONO_API void
 277 mono_unhandled_exception    (MonoObject *exc);
 278
 279 MONO_API void
 280 mono_print_unhandled_exception (MonoObject *exc);
 281
 282 MONO_API void*
 283 mono_compile_method        (MonoMethod *method);
 284
 285 /* accessors for fields and properties */
 286 MONO_API void
 287 mono_field_set_value (MonoObject *obj, MonoClassField *field, void *value);
 288
 289 MONO_API void
 290 mono_field_static_set_value (MonoVTable *vt, MonoClassField *field, void *value);
 291
 292 MONO_API void
 293 mono_field_get_value (MonoObject *obj, MonoClassField *field, void *value);
 294
 295 MONO_API void
 296 mono_field_static_get_value (MonoVTable *vt, MonoClassField *field, void *value);
 297
 298 MONO_API MonoObject *
 299 mono_field_get_value_object (MonoDomain *domain, MonoClassField *field, MonoObject *obj);
 300
 301 MONO_API void
 302 mono_property_set_value (MonoProperty *prop, void *obj, void **params, MonoObject **exc);
 303
 304 MONO_API MonoObject*
 305 mono_property_get_value (MonoProperty *prop, void *obj, void **params, MonoObject **exc);
 306
 307 /* GC handles support
 308  *
 309  * A handle can be created to refer to a managed object and either prevent it
 310  * from being garbage collected or moved or to be able to know if it has been
 311  * collected or not (weak references).
 312  * mono_gchandle_new () is used to prevent an object from being garbage collected
 313  * until mono_gchandle_free() is called. Use a TRUE value for the pinned argument to
 314  * prevent the object from being moved (this should be avoided as much as possible
 315  * and this should be used only for shorts periods of time or performance will suffer).
 316  * To create a weakref use mono_gchandle_new_weakref (): track_resurrection should
 317  * usually be false (see the GC docs for more details).
 318  * mono_gchandle_get_target () can be used to get the object referenced by both kinds
 319  * of handle: for a weakref handle, if an object has been collected, it will return NULL.
 320  */
 321 MONO_API uint32_t      mono_gchandle_new         (MonoObject *obj, mono_bool pinned);
 322 MONO_API uint32_t      mono_gchandle_new_weakref (MonoObject *obj, mono_bool track_resurrection);
 323 MONO_API MonoObject*  mono_gchandle_get_target  (uint32_t gchandle);
 324 MONO_API void         mono_gchandle_free        (uint32_t gchandle);
 325
 326 /* Reference queue support
 327  *
 328  * A reference queue is used to get notifications of when objects are collected.
 329  * Call mono_gc_reference_queue_new to create a new queue and pass the callback that
 330  * will be invoked when registered objects are collected.
 331  * Call mono_gc_reference_queue_add to register a pair of objects and data within a queue.
 332  * The callback will be triggered once an object is both unreachable and finalized.
 333  */
 334
 335 typedef void (*mono_reference_queue_callback) (void *user_data);
 336 typedef struct _MonoReferenceQueue MonoReferenceQueue;
 337
 338 MONO_API MonoReferenceQueue* mono_gc_reference_queue_new (mono_reference_queue_callback callback);
 339 MONO_API void mono_gc_reference_queue_free (MonoReferenceQueue *queue);
 340 MONO_API mono_bool mono_gc_reference_queue_add (MonoReferenceQueue *queue, MonoObject *obj, void *user_data);
 341
 342
 343
 344 /* GC write barriers support */
 345 MONO_API void mono_gc_wbarrier_set_field     (MonoObject *obj, void* field_ptr, MonoObject* value);
 346 MONO_API void mono_gc_wbarrier_set_arrayref  (MonoArray *arr, void* slot_ptr, MonoObject* value);
 347 MONO_API void mono_gc_wbarrier_arrayref_copy (void* dest_ptr, void* src_ptr, int count);
 348 MONO_API void mono_gc_wbarrier_generic_store (void* ptr, MonoObject* value);
 349 MONO_API void mono_gc_wbarrier_generic_store_atomic (void *ptr, MonoObject *value);
 350 MONO_API void mono_gc_wbarrier_generic_nostore (void* ptr);
 351 MONO_API void mono_gc_wbarrier_value_copy    (void* dest, void* src, int count, MonoClass *klass);
 352 MONO_API void mono_gc_wbarrier_object_copy   (MonoObject* obj, MonoObject *src);
 353
 354 MONO_END_DECLS
 355
 356 #endif
 357