/*
 * appdomain.h: AppDomain functions
 *
 * Author:
 *	Dietmar Maurer (dietmar@ximian.com)
 *
 * (C) 2001 Ximian, Inc.
 */

#ifndef _MONO_METADATA_APPDOMAIN_H_
#define _MONO_METADATA_APPDOMAIN_H_

#include <glib.h>

#include <mono/metadata/object.h>
#include <mono/metadata/reflection.h>
#include <mono/metadata/mempool.h>
#include <mono/utils/mono-hash.h>
#include <mono/io-layer/io-layer.h>

typedef void (*MonoThreadStartCB) (guint32 tid, gpointer stack_start,
				   gpointer func);
typedef void (*MonoThreadAttachCB) (guint32 tid, gpointer stack_start);

/* This is a copy of System.AppDomainSetup */
typedef struct {
	MonoObject object;
	MonoString *application_base;
	MonoString *application_name;
	MonoString *cache_path;
	MonoString *configuration_file;
	MonoString *dynamic_base;
	MonoString *license_file;
	MonoString *private_bin_path;
	MonoString *private_bin_path_probe;
	MonoString *shadow_copy_directories;
	MonoString *shadow_copy_files;
	MonoBoolean publisher_policy;
	MonoBoolean path_changed;
	int loader_optimization;
	MonoBoolean disallow_binding_redirects;
	MonoBoolean disallow_code_downloads;
} MonoAppDomainSetup;

typedef GArray MonoJitInfoTable;

typedef struct {
	guint32  flags;
	gpointer try_start;
	gpointer try_end;
	gpointer handler_start;
	union {
		guint32 token;
		gpointer filter;
	} data;
} MonoJitExceptionInfo;

typedef struct {
	MonoMethod *method;
	gpointer    code_start;
	int         code_size;
	guint32     used_regs;
	unsigned    num_clauses;
	signed      exvar_offset;
	/* Whenever the code is domain neutral or 'shared' */
	gboolean    domain_neutral:1;
	MonoJitExceptionInfo *clauses;
} MonoJitInfo;

typedef struct {
	MonoObject obj;
	gint32 domain_id;
	gint32 context_id;
	gpointer *static_data;
} MonoAppContext;

typedef enum {
	MONO_APPDOMAIN_CREATED,
	MONO_APPDOMAIN_UNLOADING,
	MONO_APPDOMAIN_UNLOADED
} MonoAppDomainState;

typedef struct _MonoAppDomain MonoAppDomain;

struct _MonoDomain {
	MonoAppDomain      *domain;
	CRITICAL_SECTION    lock;
	MonoMemPool        *mp;
	MonoMemPool        *code_mp;
	MonoGHashTable     *env;
	GHashTable         *assemblies;
	MonoAssembly       *entry_assembly;
	MonoAppDomainSetup *setup;
	char               *friendly_name;
	guint32            state;
	MonoGHashTable     *ldstr_table;
	MonoGHashTable     *class_vtable_hash;
	MonoGHashTable     *proxy_vtable_hash;
	MonoGHashTable     *static_data_hash;
	GHashTable         *jit_code_hash;
	MonoJitInfoTable   *jit_info_table;
	/* hashtables for Reflection handles */
	MonoGHashTable     *type_hash;
	MonoGHashTable     *refobject_hash;
	/* Needed by Thread:GetDomainID() */
	gint32             domain_id;
	/* Used when loading assemblies */
	gchar **search_path;
	/* Used by remoting proxies */
	MonoMethod         *create_proxy_for_type_method;
	MonoMethod         *private_invoke_method;
	MonoAppContext     *default_context;
	MonoException      *out_of_memory_ex;
	/* Used to store offsets of thread and context static fields */
	GHashTable         *special_static_fields;
	GHashTable         *jump_target_hash;
	MonoGHashTable     *class_init_trampoline_hash;
	/* 
	 * This must be a GHashTable, since these objects can't be finalized
	 * if the hashtable contains a GC visible reference to them.
	 */
	GHashTable         *finalizable_objects_hash;
};

/* This is a copy of System.AppDomain */
struct _MonoAppDomain {
	MonoMarshalByRefObject mbr;
	MonoDomain *data;
};

extern MonoDomain *mono_root_domain;

extern HANDLE mono_delegate_semaphore;
extern CRITICAL_SECTION mono_delegate_section;

#define mono_domain_lock(domain)   EnterCriticalSection(&(domain)->lock)
#define mono_domain_unlock(domain) LeaveCriticalSection(&(domain)->lock)

typedef void (*MonoDomainFunc) (MonoDomain *domain, gpointer user_data);

MonoDomain*
mono_init                  (const char *filename);

void
mono_runtime_init          (MonoDomain *domain, MonoThreadStartCB start_cb,
			    MonoThreadAttachCB attach_cb);

void
mono_runtime_cleanup       (MonoDomain *domain);

void
mono_runtime_install_cleanup (MonoDomainFunc func);

void
mono_runtime_quit (void);

gboolean
mono_runtime_is_shutting_down (void);

const char*
mono_check_corlib_version (void);

MonoDomain *
mono_domain_create         (void);

inline MonoDomain *
mono_domain_get            (void);

inline MonoDomain *
mono_domain_get_by_id      (gint32 domainid);

inline gboolean
mono_domain_set            (MonoDomain *domain, gboolean force);

inline void
mono_domain_set_internal   (MonoDomain *domain);

gboolean
mono_domain_is_unloading   (MonoDomain *domain);

void
mono_domain_foreach        (MonoDomainFunc func, gpointer user_data);

MonoAssembly *
mono_domain_assembly_open  (MonoDomain *domain, const char *name);

gboolean
mono_domain_finalize       (MonoDomain *domain, guint32 timeout);

void
mono_domain_free           (MonoDomain *domain, gboolean force);

gboolean
mono_domain_has_type_resolve (MonoDomain *domain);

MonoReflectionAssembly *
mono_domain_try_type_resolve (MonoDomain *domain, char *name, MonoObject *tb);

void
mono_jit_info_table_add    (MonoDomain *domain, MonoJitInfo *ji);

MonoJitInfo *
mono_jit_info_table_find   (MonoDomain *domain, char *addr);

void
ves_icall_System_AppDomainSetup_InitAppDomainSetup (MonoAppDomainSetup *setup);

MonoAppDomain *
ves_icall_System_AppDomain_getCurDomain            (void);

MonoAppDomain *
ves_icall_System_AppDomain_createDomain            (MonoString         *friendly_name,
						    MonoAppDomainSetup *setup);

MonoObject *
ves_icall_System_AppDomain_GetData                 (MonoAppDomain *ad, 
						    MonoString    *name);

MonoReflectionAssembly *
ves_icall_System_AppDomain_LoadAssemblyRaw         (MonoAppDomain *ad,
    						    MonoArray *raw_assembly, 
						    MonoArray *raw_symbol_store,
						    MonoObject *evidence);

void
ves_icall_System_AppDomain_SetData                 (MonoAppDomain *ad, 
						    MonoString    *name, 
						    MonoObject    *data);

MonoAppDomainSetup *
ves_icall_System_AppDomain_getSetup                (MonoAppDomain *ad);

MonoString *
ves_icall_System_AppDomain_getFriendlyName         (MonoAppDomain *ad);

MonoArray *
ves_icall_System_AppDomain_GetAssemblies           (MonoAppDomain *ad);

MonoReflectionAssembly *
ves_icall_System_Reflection_Assembly_LoadFrom      (MonoString *fname);

MonoReflectionAssembly *
ves_icall_System_AppDomain_LoadAssembly            (MonoAppDomain *ad, 
						    MonoString *assRef,
						    MonoObject    *evidence);

gboolean
ves_icall_System_AppDomain_InternalIsFinalizingForUnload (gint32 domain_id);

void
ves_icall_System_AppDomain_InternalUnload          (gint32 domain_id);

gint32
ves_icall_System_AppDomain_ExecuteAssembly         (MonoAppDomain *ad, 
						    MonoString    *file, 
						    MonoObject    *evidence,
						    MonoArray     *args);

void
mono_context_init 				   (MonoDomain *domain);

inline void 
mono_context_set				   (MonoAppContext *new_context);

inline MonoAppContext * 
mono_context_get				   (void);

MonoAppDomain * 
ves_icall_System_AppDomain_InternalSetDomain	   (MonoAppDomain *ad);

MonoAppDomain * 
ves_icall_System_AppDomain_InternalSetDomainByID   (gint32 domainid);

void
ves_icall_System_AppDomain_InternalPushDomainRef (MonoAppDomain *ad);

void
ves_icall_System_AppDomain_InternalPushDomainRefByID (gint32 domain_id);

void
ves_icall_System_AppDomain_InternalPopDomainRef (void);

MonoAppContext * 
ves_icall_System_AppDomain_InternalGetContext      (void);

MonoAppContext * 
ves_icall_System_AppDomain_InternalGetDefaultContext      (void);

MonoAppContext * 
ves_icall_System_AppDomain_InternalSetContext	   (MonoAppContext *mc);

gint32 
ves_icall_System_AppDomain_GetIDFromDomain (MonoAppDomain * ad);

MonoString *
ves_icall_System_AppDomain_InternalGetProcessGuid (MonoString* newguid);


#endif /* _MONO_METADATA_APPDOMAIN_H_ */