mono/metadata/domain-internals.h

   1 /*
   2  * Appdomain-related internal data structures and functions.
   3  */
   4 #ifndef __MONO_METADATA_DOMAIN_INTERNALS_H__
   5 #define __MONO_METADATA_DOMAIN_INTERNALS_H__
   6
   7 #include <mono/metadata/appdomain.h>
   8 #include <mono/utils/mono-codeman.h>
   9 #include <mono/utils/mono-hash.h>
  10 #include <mono/utils/mono-compiler.h>
  11 #include <mono/utils/mono-internal-hash.h>
  12 #include <mono/io-layer/io-layer.h>
  13
  14 extern CRITICAL_SECTION mono_delegate_section;
  15
  16 /* This is a copy of System.AppDomainSetup */
  17 typedef struct {
  18         MonoObject object;
  19         MonoString *application_base;
  20         MonoString *application_name;
  21         MonoString *cache_path;
  22         MonoString *configuration_file;
  23         MonoString *dynamic_base;
  24         MonoString *license_file;
  25         MonoString *private_bin_path;
  26         MonoString *private_bin_path_probe;
  27         MonoString *shadow_copy_directories;
  28         MonoString *shadow_copy_files;
  29         MonoBoolean publisher_policy;
  30         MonoBoolean path_changed;
  31         int loader_optimization;
  32         MonoBoolean disallow_binding_redirects;
  33         MonoBoolean disallow_code_downloads;
  34         MonoObject *activation_arguments; /* it is System.Object in 1.x, ActivationArguments in 2.0 */
  35         MonoObject *domain_initializer;
  36         MonoArray *domain_initializer_args;
  37         MonoObject *application_trust; /* it is System.Object in 1.x, ApplicationTrust in 2.0 */
  38         MonoBoolean disallow_appbase_probe;
  39         MonoArray *configuration_bytes;
  40 } MonoAppDomainSetup;
  41
  42 typedef struct _MonoJitInfoTable MonoJitInfoTable;
  43 typedef struct _MonoJitInfoTableChunk MonoJitInfoTableChunk;
  44
  45 #define MONO_JIT_INFO_TABLE_CHUNK_SIZE          64
  46
  47 struct _MonoJitInfoTableChunk
  48 {
  49         int                    refcount;
  50         volatile int           num_elements;
  51         volatile gint8        *last_code_end;
  52         MonoJitInfo * volatile data [MONO_JIT_INFO_TABLE_CHUNK_SIZE];
  53 };
  54
  55 struct _MonoJitInfoTable
  56 {
  57         int                     num_chunks;
  58         MonoJitInfoTableChunk  *chunks [MONO_ZERO_LEN_ARRAY];
  59 };
  60
  61 typedef GArray MonoAotModuleInfoTable;
  62
  63 typedef struct {
  64         guint32  flags;
  65         gint32   exvar_offset;
  66         gpointer try_start;
  67         gpointer try_end;
  68         gpointer handler_start;
  69         union {
  70                 MonoClass *catch_class;
  71                 gpointer filter;
  72         } data;
  73 } MonoJitExceptionInfo;
  74
  75 struct _MonoJitInfo {
  76         /* NOTE: These first two elements (method and
  77            next_jit_code_hash) must be in the same order and at the
  78            same offset as in RuntimeMethod, because of the jit_code_hash
  79            internal hash table in MonoDomain. */
  80         MonoMethod *method;
  81         struct _MonoJitInfo *next_jit_code_hash;
  82         gpointer    code_start;
  83         guint32     used_regs;
  84         int         code_size;
  85         guint32     num_clauses:16;
  86         /* Whenever the code is domain neutral or 'shared' */
  87         gboolean    domain_neutral:1;
  88         gboolean    cas_inited:1;
  89         gboolean    cas_class_assert:1;
  90         gboolean    cas_class_deny:1;
  91         gboolean    cas_class_permitonly:1;
  92         gboolean    cas_method_assert:1;
  93         gboolean    cas_method_deny:1;
  94         gboolean    cas_method_permitonly:1;
  95         gboolean    generic_shared:1;
  96         MonoJitExceptionInfo clauses [MONO_ZERO_LEN_ARRAY];
  97 };
  98
  99 typedef struct {
 100         MonoJitInfo *ji;
 101         MonoCodeManager *code_mp;
 102 } MonoJitDynamicMethodInfo;
 103
 104 struct _MonoAppContext {
 105         MonoObject obj;
 106         gint32 domain_id;
 107         gint32 context_id;
 108         gpointer *static_data;
 109 };
 110
 111 typedef enum {
 112         MONO_APPDOMAIN_CREATED,
 113         MONO_APPDOMAIN_UNLOADING,
 114         MONO_APPDOMAIN_UNLOADED
 115 } MonoAppDomainState;
 116
 117 typedef struct _MonoJitCodeHash MonoJitCodeHash;
 118
 119 struct _MonoDomain {
 120         CRITICAL_SECTION    lock;
 121         MonoMemPool        *mp;
 122         MonoCodeManager    *code_mp;
 123         /*
 124          * keep all the managed objects close to each other for the precise GC
 125          * For the Boehm GC we additionally keep close also other GC-tracked pointers.
 126          */
 127 #define MONO_DOMAIN_FIRST_OBJECT setup
 128         MonoAppDomainSetup *setup;
 129         MonoAppDomain      *domain;
 130         MonoAppContext     *default_context;
 131         MonoException      *out_of_memory_ex;
 132         MonoException      *null_reference_ex;
 133         MonoException      *stack_overflow_ex;
 134 #define MONO_DOMAIN_FIRST_GC_TRACKED env
 135         MonoGHashTable     *env;
 136         MonoGHashTable     *ldstr_table;
 137         /* hashtables for Reflection handles */
 138         MonoGHashTable     *type_hash;
 139         MonoGHashTable     *refobject_hash;
 140         /* a GC-tracked array to keep references to the static fields of types */
 141         gpointer           *static_data_array;
 142         /* maps class -> type initialization exception object */
 143         MonoGHashTable    *type_init_exception_hash;
 144         /* maps delegate trampoline addr -> delegate object */
 145         MonoGHashTable     *delegate_hash_table;
 146 #define MONO_DOMAIN_LAST_GC_TRACKED delegate_hash_table
 147         guint32            state;
 148         /* Needed by Thread:GetDomainID() */
 149         gint32             domain_id;
 150         gint32             shadow_serial;
 151         GSList             *domain_assemblies;
 152         MonoAssembly       *entry_assembly;
 153         char               *friendly_name;
 154         GHashTable         *class_vtable_hash;
 155         /* maps remote class key -> MonoRemoteClass */
 156         GHashTable         *proxy_vtable_hash;
 157         MonoInternalHashTable jit_code_hash;
 158         /* maps MonoMethod -> MonoJitDynamicMethodInfo */
 159         GHashTable         *dynamic_code_hash;
 160         MonoJitInfoTable *
 161           volatile          jit_info_table;
 162         /* Used when loading assemblies */
 163         gchar **search_path;
 164         gchar *private_bin_path;
 165
 166         /* Used by remoting proxies */
 167         MonoMethod         *create_proxy_for_type_method;
 168         MonoMethod         *private_invoke_method;
 169         /* Used to store offsets of thread and context static fields */
 170         GHashTable         *special_static_fields;
 171         GHashTable         *jump_target_hash;
 172         GHashTable         *class_init_trampoline_hash;
 173         GHashTable         *jump_trampoline_hash;
 174         GHashTable         *jit_trampoline_hash;
 175         GHashTable         *delegate_trampoline_hash;
 176         /*
 177          * This must be a GHashTable, since these objects can't be finalized
 178          * if the hashtable contains a GC visible reference to them.
 179          */
 180         GHashTable         *finalizable_objects_hash;
 181         /* Used when accessing 'domain_assemblies' */
 182         CRITICAL_SECTION    assemblies_lock;
 183
 184         GHashTable         *shared_generics_hash;
 185 };
 186
 187 typedef struct  {
 188         guint16 major, minor, build, revision;
 189 } AssemblyVersionSet;
 190
 191 /* MonoRuntimeInfo: Contains information about versions supported by this runtime */
 192 typedef struct  {
 193         const char runtime_version [12];
 194         const char framework_version [4];
 195         const AssemblyVersionSet version_sets [2];
 196 } MonoRuntimeInfo;
 197
 198 #define mono_domain_lock(domain)   EnterCriticalSection(&(domain)->lock)
 199 #define mono_domain_unlock(domain) LeaveCriticalSection(&(domain)->lock)
 200 #define mono_domain_assemblies_lock(domain)   EnterCriticalSection(&(domain)->assemblies_lock)
 201 #define mono_domain_assemblies_unlock(domain) LeaveCriticalSection(&(domain)->assemblies_lock)
 202
 203 void
 204 mono_init_com_types (void) MONO_INTERNAL;
 205
 206 void
 207 mono_cleanup (void) MONO_INTERNAL;
 208
 209 void
 210 mono_jit_info_table_add    (MonoDomain *domain, MonoJitInfo *ji) MONO_INTERNAL;
 211
 212 void
 213 mono_jit_info_table_remove (MonoDomain *domain, MonoJitInfo *ji) MONO_INTERNAL;
 214
 215 void
 216 mono_jit_info_add_aot_module (MonoImage *image, gpointer start, gpointer end) MONO_INTERNAL;
 217
 218 MonoJitInfo*
 219 mono_domain_lookup_shared_generic (MonoDomain *domain, MonoMethod *method) MONO_INTERNAL;
 220
 221 void
 222 mono_domain_register_shared_generic (MonoDomain *domain, MonoMethod *method, MonoJitInfo *jit_info) MONO_INTERNAL;
 223
 224
 225 /*
 226  * Installs a new function which is used to return a MonoJitInfo for a method inside
 227  * an AOT module.
 228  */
 229 typedef MonoJitInfo *(*MonoJitInfoFindInAot)         (MonoDomain *domain, MonoImage *image, gpointer addr);
 230 void          mono_install_jit_info_find_in_aot (MonoJitInfoFindInAot func) MONO_INTERNAL;
 231
 232 void
 233 mono_jit_code_hash_init (MonoInternalHashTable *jit_code_hash) MONO_INTERNAL;
 234
 235 MonoAppDomain *
 236 ves_icall_System_AppDomain_getCurDomain            (void) MONO_INTERNAL;
 237
 238 MonoAppDomain *
 239 ves_icall_System_AppDomain_getRootDomain           (void) MONO_INTERNAL;
 240
 241 MonoAppDomain *
 242 ves_icall_System_AppDomain_createDomain            (MonoString         *friendly_name,
 243                                                     MonoAppDomainSetup *setup) MONO_INTERNAL;
 244
 245 MonoObject *
 246 ves_icall_System_AppDomain_GetData                 (MonoAppDomain *ad,
 247                                                     MonoString    *name) MONO_INTERNAL;
 248
 249 MonoReflectionAssembly *
 250 ves_icall_System_AppDomain_LoadAssemblyRaw         (MonoAppDomain *ad,
 251                                                     MonoArray *raw_assembly,
 252                                                     MonoArray *raw_symbol_store,
 253                                                     MonoObject *evidence,
 254                                                     MonoBoolean refonly) MONO_INTERNAL;
 255
 256 void
 257 ves_icall_System_AppDomain_SetData                 (MonoAppDomain *ad,
 258                                                     MonoString    *name,
 259                                                     MonoObject    *data) MONO_INTERNAL;
 260
 261 MonoAppDomainSetup *
 262 ves_icall_System_AppDomain_getSetup                (MonoAppDomain *ad) MONO_INTERNAL;
 263
 264 MonoString *
 265 ves_icall_System_AppDomain_getFriendlyName         (MonoAppDomain *ad) MONO_INTERNAL;
 266
 267 MonoArray *
 268 ves_icall_System_AppDomain_GetAssemblies           (MonoAppDomain *ad,
 269                                                     MonoBoolean refonly) MONO_INTERNAL;
 270
 271 MonoReflectionAssembly *
 272 ves_icall_System_Reflection_Assembly_LoadFrom      (MonoString *fname,
 273                                                     MonoBoolean refonly) MONO_INTERNAL;
 274
 275 MonoReflectionAssembly *
 276 ves_icall_System_AppDomain_LoadAssembly            (MonoAppDomain *ad,
 277                                                     MonoString *assRef,
 278                                                     MonoObject    *evidence,
 279                                                     MonoBoolean refonly) MONO_INTERNAL;
 280
 281 gboolean
 282 ves_icall_System_AppDomain_InternalIsFinalizingForUnload (gint32 domain_id) MONO_INTERNAL;
 283
 284 void
 285 ves_icall_System_AppDomain_InternalUnload          (gint32 domain_id) MONO_INTERNAL;
 286
 287 gint32
 288 ves_icall_System_AppDomain_ExecuteAssembly         (MonoAppDomain *ad,
 289                                                     MonoString    *file,
 290                                                     MonoObject    *evidence,
 291                                                     MonoArray     *args) MONO_INTERNAL;
 292
 293 MonoAppDomain *
 294 ves_icall_System_AppDomain_InternalSetDomain       (MonoAppDomain *ad) MONO_INTERNAL;
 295
 296 MonoAppDomain *
 297 ves_icall_System_AppDomain_InternalSetDomainByID   (gint32 domainid) MONO_INTERNAL;
 298
 299 void
 300 ves_icall_System_AppDomain_InternalPushDomainRef (MonoAppDomain *ad) MONO_INTERNAL;
 301
 302 void
 303 ves_icall_System_AppDomain_InternalPushDomainRefByID (gint32 domain_id) MONO_INTERNAL;
 304
 305 void
 306 ves_icall_System_AppDomain_InternalPopDomainRef (void) MONO_INTERNAL;
 307
 308 MonoAppContext *
 309 ves_icall_System_AppDomain_InternalGetContext      (void) MONO_INTERNAL;
 310
 311 MonoAppContext *
 312 ves_icall_System_AppDomain_InternalGetDefaultContext      (void) MONO_INTERNAL;
 313
 314 MonoAppContext *
 315 ves_icall_System_AppDomain_InternalSetContext      (MonoAppContext *mc) MONO_INTERNAL;
 316
 317 gint32
 318 ves_icall_System_AppDomain_GetIDFromDomain (MonoAppDomain * ad) MONO_INTERNAL;
 319
 320 MonoString *
 321 ves_icall_System_AppDomain_InternalGetProcessGuid (MonoString* newguid) MONO_INTERNAL;
 322
 323 MonoAssembly *
 324 mono_assembly_load_corlib (const MonoRuntimeInfo *runtime, MonoImageOpenStatus *status) MONO_INTERNAL;
 325
 326 const MonoRuntimeInfo*
 327 mono_get_runtime_info (void) MONO_INTERNAL;
 328
 329 gboolean
 330 mono_assembly_name_parse (const char *name, MonoAssemblyName *aname) MONO_INTERNAL;
 331
 332 void
 333 mono_assembly_name_free (MonoAssemblyName *aname) MONO_INTERNAL;
 334
 335 MonoImage *mono_assembly_open_from_bundle (const char *filename,
 336                                            MonoImageOpenStatus *status,
 337                                            gboolean refonly) MONO_INTERNAL;
 338
 339 void
 340 mono_domain_add_class_static_data (MonoDomain *domain, MonoClass *klass, gpointer data, guint32 *bitmap);
 341
 342 MonoReflectionAssembly *
 343 mono_try_assembly_resolve (MonoDomain *domain, MonoString *fname, gboolean refonly) MONO_INTERNAL;
 344
 345 MonoAssembly* mono_assembly_load_full_nosearch (MonoAssemblyName *aname,
 346                                                 const char       *basedir,
 347                                                 MonoImageOpenStatus *status,
 348                                                 gboolean refonly) MONO_INTERNAL;
 349
 350 #endif /* __MONO_METADATA_DOMAIN_INTERNALS_H__ */