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:24;
  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         MonoJitExceptionInfo clauses [MONO_ZERO_LEN_ARRAY];
  96 };
  97
  98 typedef struct {
  99         MonoJitInfo *ji;
 100         MonoCodeManager *code_mp;
 101 } MonoJitDynamicMethodInfo;
 102
 103 struct _MonoAppContext {
 104         MonoObject obj;
 105         gint32 domain_id;
 106         gint32 context_id;
 107         gpointer *static_data;
 108 };
 109
 110 typedef enum {
 111         MONO_APPDOMAIN_CREATED,
 112         MONO_APPDOMAIN_UNLOADING,
 113         MONO_APPDOMAIN_UNLOADED
 114 } MonoAppDomainState;
 115
 116 typedef struct _MonoJitCodeHash MonoJitCodeHash;
 117
 118 struct _MonoDomain {
 119         CRITICAL_SECTION    lock;
 120         MonoMemPool        *mp;
 121         MonoCodeManager    *code_mp;
 122         /*
 123          * keep all the managed objects close to each other for the precise GC
 124          * For the Boehm GC we additionally keep close also other GC-tracked pointers.
 125          */
 126 #define MONO_DOMAIN_FIRST_OBJECT setup
 127         MonoAppDomainSetup *setup;
 128         MonoAppDomain      *domain;
 129         MonoAppContext     *default_context;
 130         MonoException      *out_of_memory_ex;
 131         MonoException      *null_reference_ex;
 132         MonoException      *stack_overflow_ex;
 133 #define MONO_DOMAIN_FIRST_GC_TRACKED env
 134         MonoGHashTable     *env;
 135         MonoGHashTable     *ldstr_table;
 136         /* hashtables for Reflection handles */
 137         MonoGHashTable     *type_hash;
 138         MonoGHashTable     *refobject_hash;
 139         /* a GC-tracked array to keep references to the static fields of types */
 140         gpointer           *static_data_array;
 141         /* maps class -> type initialization exception object */
 142         MonoGHashTable    *type_init_exception_hash;
 143         /* maps delegate trampoline addr -> delegate object */
 144         MonoGHashTable     *delegate_hash_table;
 145 #define MONO_DOMAIN_LAST_GC_TRACKED delegate_hash_table
 146         guint32            state;
 147         /* Needed by Thread:GetDomainID() */
 148         gint32             domain_id;
 149         gint32             shadow_serial;
 150         GSList             *domain_assemblies;
 151         MonoAssembly       *entry_assembly;
 152         char               *friendly_name;
 153         GHashTable         *class_vtable_hash;
 154         /* maps remote class key -> MonoRemoteClass */
 155         GHashTable         *proxy_vtable_hash;
 156         MonoInternalHashTable jit_code_hash;
 157         /* maps MonoMethod -> MonoJitDynamicMethodInfo */
 158         GHashTable         *dynamic_code_hash;
 159         MonoJitInfoTable *
 160           volatile          jit_info_table;
 161         /* Used when loading assemblies */
 162         gchar **search_path;
 163         gchar *private_bin_path;
 164
 165         /* Used by remoting proxies */
 166         MonoMethod         *create_proxy_for_type_method;
 167         MonoMethod         *private_invoke_method;
 168         /* Used to store offsets of thread and context static fields */
 169         GHashTable         *special_static_fields;
 170         GHashTable         *jump_target_hash;
 171         GHashTable         *class_init_trampoline_hash;
 172         GHashTable         *jump_trampoline_hash;
 173         GHashTable         *jit_trampoline_hash;
 174         GHashTable         *delegate_trampoline_hash;
 175         /*
 176          * This must be a GHashTable, since these objects can't be finalized
 177          * if the hashtable contains a GC visible reference to them.
 178          */
 179         GHashTable         *finalizable_objects_hash;
 180         /* Used when accessing 'domain_assemblies' */
 181         CRITICAL_SECTION    assemblies_lock;
 182 };
 183
 184 typedef struct  {
 185         guint16 major, minor, build, revision;
 186 } AssemblyVersionSet;
 187
 188 /* MonoRuntimeInfo: Contains information about versions supported by this runtime */
 189 typedef struct  {
 190         const char runtime_version [12];
 191         const char framework_version [4];
 192         const AssemblyVersionSet version_sets [2];
 193 } MonoRuntimeInfo;
 194
 195 #define mono_domain_lock(domain)   EnterCriticalSection(&(domain)->lock)
 196 #define mono_domain_unlock(domain) LeaveCriticalSection(&(domain)->lock)
 197 #define mono_domain_assemblies_lock(domain)   EnterCriticalSection(&(domain)->assemblies_lock)
 198 #define mono_domain_assemblies_unlock(domain) LeaveCriticalSection(&(domain)->assemblies_lock)
 199
 200 void
 201 mono_init_com_types (void) MONO_INTERNAL;
 202
 203 void
 204 mono_cleanup (void) MONO_INTERNAL;
 205
 206 void
 207 mono_jit_info_table_add    (MonoDomain *domain, MonoJitInfo *ji) MONO_INTERNAL;
 208
 209 void
 210 mono_jit_info_table_remove (MonoDomain *domain, MonoJitInfo *ji) MONO_INTERNAL;
 211
 212 void
 213 mono_jit_info_add_aot_module (MonoImage *image, gpointer start, gpointer end) MONO_INTERNAL;
 214
 215 /*
 216  * Installs a new function which is used to return a MonoJitInfo for a method inside
 217  * an AOT module.
 218  */
 219 typedef MonoJitInfo *(*MonoJitInfoFindInAot)         (MonoDomain *domain, MonoImage *image, gpointer addr);
 220 void          mono_install_jit_info_find_in_aot (MonoJitInfoFindInAot func) MONO_INTERNAL;
 221
 222 void
 223 mono_jit_code_hash_init (MonoInternalHashTable *jit_code_hash) MONO_INTERNAL;
 224
 225 MonoAppDomain *
 226 ves_icall_System_AppDomain_getCurDomain            (void) MONO_INTERNAL;
 227
 228 MonoAppDomain *
 229 ves_icall_System_AppDomain_getRootDomain           (void) MONO_INTERNAL;
 230
 231 MonoAppDomain *
 232 ves_icall_System_AppDomain_createDomain            (MonoString         *friendly_name,
 233                                                     MonoAppDomainSetup *setup) MONO_INTERNAL;
 234
 235 MonoObject *
 236 ves_icall_System_AppDomain_GetData                 (MonoAppDomain *ad,
 237                                                     MonoString    *name) MONO_INTERNAL;
 238
 239 MonoReflectionAssembly *
 240 ves_icall_System_AppDomain_LoadAssemblyRaw         (MonoAppDomain *ad,
 241                                                     MonoArray *raw_assembly,
 242                                                     MonoArray *raw_symbol_store,
 243                                                     MonoObject *evidence,
 244                                                     MonoBoolean refonly) MONO_INTERNAL;
 245
 246 void
 247 ves_icall_System_AppDomain_SetData                 (MonoAppDomain *ad,
 248                                                     MonoString    *name,
 249                                                     MonoObject    *data) MONO_INTERNAL;
 250
 251 MonoAppDomainSetup *
 252 ves_icall_System_AppDomain_getSetup                (MonoAppDomain *ad) MONO_INTERNAL;
 253
 254 MonoString *
 255 ves_icall_System_AppDomain_getFriendlyName         (MonoAppDomain *ad) MONO_INTERNAL;
 256
 257 MonoArray *
 258 ves_icall_System_AppDomain_GetAssemblies           (MonoAppDomain *ad,
 259                                                     MonoBoolean refonly) MONO_INTERNAL;
 260
 261 MonoReflectionAssembly *
 262 ves_icall_System_Reflection_Assembly_LoadFrom      (MonoString *fname,
 263                                                     MonoBoolean refonly) MONO_INTERNAL;
 264
 265 MonoReflectionAssembly *
 266 ves_icall_System_AppDomain_LoadAssembly            (MonoAppDomain *ad,
 267                                                     MonoString *assRef,
 268                                                     MonoObject    *evidence,
 269                                                     MonoBoolean refonly) MONO_INTERNAL;
 270
 271 gboolean
 272 ves_icall_System_AppDomain_InternalIsFinalizingForUnload (gint32 domain_id) MONO_INTERNAL;
 273
 274 void
 275 ves_icall_System_AppDomain_InternalUnload          (gint32 domain_id) MONO_INTERNAL;
 276
 277 gint32
 278 ves_icall_System_AppDomain_ExecuteAssembly         (MonoAppDomain *ad,
 279                                                     MonoString    *file,
 280                                                     MonoObject    *evidence,
 281                                                     MonoArray     *args) MONO_INTERNAL;
 282
 283 MonoAppDomain *
 284 ves_icall_System_AppDomain_InternalSetDomain       (MonoAppDomain *ad) MONO_INTERNAL;
 285
 286 MonoAppDomain *
 287 ves_icall_System_AppDomain_InternalSetDomainByID   (gint32 domainid) MONO_INTERNAL;
 288
 289 void
 290 ves_icall_System_AppDomain_InternalPushDomainRef (MonoAppDomain *ad) MONO_INTERNAL;
 291
 292 void
 293 ves_icall_System_AppDomain_InternalPushDomainRefByID (gint32 domain_id) MONO_INTERNAL;
 294
 295 void
 296 ves_icall_System_AppDomain_InternalPopDomainRef (void) MONO_INTERNAL;
 297
 298 MonoAppContext *
 299 ves_icall_System_AppDomain_InternalGetContext      (void) MONO_INTERNAL;
 300
 301 MonoAppContext *
 302 ves_icall_System_AppDomain_InternalGetDefaultContext      (void) MONO_INTERNAL;
 303
 304 MonoAppContext *
 305 ves_icall_System_AppDomain_InternalSetContext      (MonoAppContext *mc) MONO_INTERNAL;
 306
 307 gint32
 308 ves_icall_System_AppDomain_GetIDFromDomain (MonoAppDomain * ad) MONO_INTERNAL;
 309
 310 MonoString *
 311 ves_icall_System_AppDomain_InternalGetProcessGuid (MonoString* newguid) MONO_INTERNAL;
 312
 313 MonoAssembly *
 314 mono_assembly_load_corlib (const MonoRuntimeInfo *runtime, MonoImageOpenStatus *status) MONO_INTERNAL;
 315
 316 const MonoRuntimeInfo*
 317 mono_get_runtime_info (void) MONO_INTERNAL;
 318
 319 gboolean
 320 mono_assembly_name_parse (const char *name, MonoAssemblyName *aname) MONO_INTERNAL;
 321
 322 void
 323 mono_assembly_name_free (MonoAssemblyName *aname) MONO_INTERNAL;
 324
 325 MonoImage *mono_assembly_open_from_bundle (const char *filename,
 326                                            MonoImageOpenStatus *status,
 327                                            gboolean refonly) MONO_INTERNAL;
 328
 329 void
 330 mono_domain_add_class_static_data (MonoDomain *domain, MonoClass *klass, gpointer data, guint32 *bitmap);
 331
 332 MonoReflectionAssembly *
 333 mono_try_assembly_resolve (MonoDomain *domain, MonoString *fname, gboolean refonly) MONO_INTERNAL;
 334
 335 MonoAssembly* mono_assembly_load_full_nosearch (MonoAssemblyName *aname,
 336                                                 const char       *basedir,
 337                                                 MonoImageOpenStatus *status,
 338                                                 gboolean refonly) MONO_INTERNAL;
 339
 340 #endif /* __MONO_METADATA_DOMAIN_INTERNALS_H__ */