/*
 * This is a private header file for the debugger.
 */

#ifndef __DEBUG_DEBUGGER_H__
#define __DEBUG_DEBUGGER_H__

#if !defined _IN_THE_MONO_DEBUGGER
#error "<debug-debugger.h> is a private header file only intended to be used by the debugger."
#endif

#include <mono/metadata/class-internals.h>
#include <mono/metadata/mono-debug-debugger.h>
#include <libgc/include/libgc-mono-debugger.h>
#include "debug-mini.h"

typedef struct _MonoDebuggerInfo		MonoDebuggerInfo;
typedef struct _MonoDebuggerMetadataInfo	MonoDebuggerMetadataInfo;

/*
 * Address of the x86 trampoline code.  This is used by the debugger to check
 * whether a method is a trampoline.
 */
extern guint8 *mono_trampoline_code [];

typedef enum {
	DEBUGGER_RUNTIME_FLAGS_NONE		= 0,
	DEBUGGER_RUNTIME_FLAGS_ATTACH_OK	= 1
} MonoDebuggerRuntimeFlags;

/*
 * There's a global data symbol called `MONO_DEBUGGER__debugger_info' which
 * contains pointers to global variables and functions which must be accessed
 * by the debugger.
 */
struct _MonoDebuggerInfo {
	guint64 magic;
	guint32 major_version;
	guint32 minor_version;
	guint32 runtime_flags;
	guint32 total_size;
	guint32 symbol_table_size;
	guint32 mono_trampoline_num;
	guint8 **mono_trampoline_code;
	gpointer notification_function;
	MonoSymbolTable **symbol_table;
	MonoDebuggerMetadataInfo *metadata_info;
	gint32 *debugger_version;

	guint64 (*compile_method) (guint64 method_argument);
	guint64 (*get_virtual_method) (guint64 object_argument, guint64 method_argument);
	guint64 (*get_boxed_object_method) (guint64 klass_argument, guint64 val_argument);
	MonoInvokeFunc runtime_invoke;
	guint64 (*class_get_static_field_data) (guint64 klass);
	guint64 (*run_finally) (guint64 argument1, guint64 argument2);
	void (*initialize) (void);

	guint64 (*create_string) (G_GNUC_UNUSED guint64 dummy1, G_GNUC_UNUSED guint64 dummy2,
				  G_GNUC_UNUSED guint64 dummy3, const gchar *string_argument);
	gint64 (*lookup_class) (guint64 image_argument, G_GNUC_UNUSED guint64 dummy,
				G_GNUC_UNUSED guint64 dummy2, gchar *full_name);

	guint64 (*insert_method_breakpoint) (guint64 method_argument, guint64 index);
	guint64 (*insert_source_breakpoint) (guint64 image_argument, guint64 token,
					     guint64 index, const gchar *class_name);
	void (*remove_breakpoint) (guint64 index, G_GNUC_UNUSED guint64 dummy);

	guint64 (*rgister_class_init_callback) (guint64 image_argument, guint64 token,
						guint64 index, const gchar *class_name);
	void (*remove_class_init_callback) (guint64 index, G_GNUC_UNUSED guint64 dummy);

	MonoDebuggerThreadInfo **thread_table;

	guint8 **executable_code_buffer;
	MonoBreakpointInfo *mono_breakpoint_info;
	gssize *mono_breakpoint_info_index;

	guint32 executable_code_buffer_size;
	guint32 breakpoint_array_size;

	guint64 (*get_method_signature) (guint64 method_argument, G_GNUC_UNUSED guint64 dummy);
	guint64 (*init_code_buffer) (void);

	/*
	 * These are only needed when attaching.
	 */
	GCThreadFunctions **thread_vtable_ptr;
	GCThreadFunctions *debugger_thread_vtable;
	void (**event_handler_ptr) (MonoDebuggerEvent event, guint64 data, guint64 arg);
	void (*debugger_event_handler) (MonoDebuggerEvent event, guint64 data, guint64 arg);
	gint32 *using_mono_debugger;
	gint32 *interruption_request;

	guint64 (*abort_runtime_invoke) (G_GNUC_UNUSED guint64 dummy1, G_GNUC_UNUSED guint64 dummy2);

	guint32 *thread_abort_signal;
};

struct _MonoDebuggerMetadataInfo {
	int size;
	int mono_defaults_size;
	MonoDefaults *mono_defaults;
	int type_size;
	int array_type_size;
	int klass_size;
	int thread_size;
	int thread_tid_offset;
	int thread_stack_ptr_offset;
	int thread_end_stack_offset;
	int klass_image_offset;
	int klass_instance_size_offset;
	int klass_parent_offset;
	int klass_token_offset;
	int klass_field_offset;
	int klass_methods_offset;
	int klass_method_count_offset;
	int klass_this_arg_offset;
	int klass_byval_arg_offset;
	int klass_generic_class_offset;
	int klass_generic_container_offset;
	int klass_vtable_offset;
	int field_info_size;
	int field_info_type_offset;
	int field_info_offset_offset;
	int mono_defaults_corlib_offset;
	int mono_defaults_object_offset;
	int mono_defaults_byte_offset;
	int mono_defaults_void_offset;
	int mono_defaults_boolean_offset;
	int mono_defaults_sbyte_offset;
	int mono_defaults_int16_offset;
	int mono_defaults_uint16_offset;
	int mono_defaults_int32_offset;
	int mono_defaults_uint32_offset;
	int mono_defaults_int_offset;
	int mono_defaults_uint_offset;
	int mono_defaults_int64_offset;
	int mono_defaults_uint64_offset;
	int mono_defaults_single_offset;
	int mono_defaults_double_offset;
	int mono_defaults_char_offset;
	int mono_defaults_string_offset;
	int mono_defaults_enum_offset;
	int mono_defaults_array_offset;
	int mono_defaults_delegate_offset;
	int mono_defaults_exception_offset;
	int mono_method_klass_offset;
	int mono_method_token_offset;
	int mono_method_flags_offset;
	int mono_method_inflated_offset;
	int mono_vtable_klass_offset;
	int mono_vtable_vtable_offset;
};

#endif