mono/metadata/mono-debug-debugger.h

   1 /*
   2  * This header is only installed for use by the debugger:
   3  * the structures and the API declared here are not supported.
   4  */
   5
   6 #ifndef __MONO_DEBUG_DEBUGGER_H__
   7 #define __MONO_DEBUG_DEBUGGER_H__
   8
   9 #include <glib.h>
  10 #include <mono/metadata/debug-helpers.h>
  11 #include <mono/metadata/debug-mono-symfile.h>
  12 #include <mono/io-layer/io-layer.h>
  13
  14 typedef struct _MonoDebuggerBreakpointInfo      MonoDebuggerBreakpointInfo;
  15 typedef struct _MonoDebuggerBuiltinTypeInfo     MonoDebuggerBuiltinTypeInfo;
  16 typedef struct _MonoDebuggerBuiltinTypes        MonoDebuggerBuiltinTypes;
  17 typedef struct _MonoDebuggerSymbolTable         MonoDebuggerSymbolTable;
  18 typedef struct _MonoDebuggerSymbolFile          MonoDebuggerSymbolFile;
  19 typedef struct _MonoDebuggerSymbolFilePriv      MonoDebuggerSymbolFilePriv;
  20 typedef struct _MonoDebuggerRangeInfo           MonoDebuggerRangeInfo;
  21 typedef struct _MonoDebuggerClassEntry          MonoDebuggerClassEntry;
  22 typedef struct _MonoDebuggerClassInfo           MonoDebuggerClassInfo;
  23 typedef struct _MonoDebuggerClassTable          MonoDebuggerClassTable;
  24 typedef struct _MonoDebuggerIOLayer             MonoDebuggerIOLayer;
  25
  26 typedef enum {
  27         MONO_DEBUGGER_EVENT_BREAKPOINT,
  28         MONO_DEBUGGER_EVENT_RELOAD_SYMTABS,
  29         MONO_DEBUGGER_EVENT_UNHANDLED_EXCEPTION,
  30         MONO_DEBUGGER_EVENT_EXCEPTION,
  31         MONO_DEBUGGER_EVENT_THROW_EXCEPTION
  32 } MonoDebuggerEvent;
  33
  34 typedef enum {
  35         MONO_DEBUGGER_TYPE_KIND_UNKNOWN = 1,
  36         MONO_DEBUGGER_TYPE_KIND_FUNDAMENTAL,
  37         MONO_DEBUGGER_TYPE_KIND_STRING,
  38         MONO_DEBUGGER_TYPE_KIND_SZARRAY,
  39         MONO_DEBUGGER_TYPE_KIND_ARRAY,
  40         MONO_DEBUGGER_TYPE_KIND_POINTER,
  41         MONO_DEBUGGER_TYPE_KIND_ENUM,
  42         MONO_DEBUGGER_TYPE_KIND_OBJECT,
  43         MONO_DEBUGGER_TYPE_KIND_STRUCT,
  44         MONO_DEBUGGER_TYPE_KIND_CLASS,
  45         MONO_DEBUGGER_TYPE_KIND_CLASS_INFO,
  46         MONO_DEBUGGER_TYPE_KIND_REFERENCE
  47 } MonoDebuggerTypeKind;
  48
  49 typedef enum {
  50         MONO_DEBUGGER_TYPE_UNKNOWN      = 0,
  51         MONO_DEBUGGER_TYPE_VOID,
  52         MONO_DEBUGGER_TYPE_BOOLEAN,
  53         MONO_DEBUGGER_TYPE_CHAR,
  54         MONO_DEBUGGER_TYPE_I1,
  55         MONO_DEBUGGER_TYPE_U1,
  56         MONO_DEBUGGER_TYPE_I2,
  57         MONO_DEBUGGER_TYPE_U2,
  58         MONO_DEBUGGER_TYPE_I4,
  59         MONO_DEBUGGER_TYPE_U4,
  60         MONO_DEBUGGER_TYPE_I8,
  61         MONO_DEBUGGER_TYPE_U8,
  62         MONO_DEBUGGER_TYPE_R4,
  63         MONO_DEBUGGER_TYPE_R8,
  64         MONO_DEBUGGER_TYPE_I,
  65         MONO_DEBUGGER_TYPE_U,
  66         MONO_DEBUGGER_TYPE_STRING,
  67         MONO_DEBUGGER_TYPE_ARRAY,
  68         MONO_DEBUGGER_TYPE_ENUM,
  69         MONO_DEBUGGER_TYPE_MAX          = 100
  70 } MonoDebuggerType;
  71
  72 struct _MonoDebuggerBreakpointInfo {
  73         guint32 index;
  74         MonoMethodDesc *desc;
  75 };
  76
  77 struct _MonoDebuggerBuiltinTypeInfo
  78 {
  79         MonoDebuggerClassEntry *centry;
  80         MonoClass *klass;
  81         guint32 type_info;
  82         guint32 class_info;
  83         guint8 *type_data;
  84 };
  85
  86 struct _MonoDebuggerBuiltinTypes {
  87         guint32 total_size;
  88         guint32 type_info_size;
  89         MonoDebuggerBuiltinTypeInfo *object_type;
  90         MonoDebuggerBuiltinTypeInfo *valuetype_type;
  91         MonoDebuggerBuiltinTypeInfo *byte_type;
  92         MonoDebuggerBuiltinTypeInfo *void_type;
  93         MonoDebuggerBuiltinTypeInfo *boolean_type;
  94         MonoDebuggerBuiltinTypeInfo *sbyte_type;
  95         MonoDebuggerBuiltinTypeInfo *int16_type;
  96         MonoDebuggerBuiltinTypeInfo *uint16_type;
  97         MonoDebuggerBuiltinTypeInfo *int32_type;
  98         MonoDebuggerBuiltinTypeInfo *uint32_type;
  99         MonoDebuggerBuiltinTypeInfo *int_type;
 100         MonoDebuggerBuiltinTypeInfo *uint_type;
 101         MonoDebuggerBuiltinTypeInfo *int64_type;
 102         MonoDebuggerBuiltinTypeInfo *uint64_type;
 103         MonoDebuggerBuiltinTypeInfo *single_type;
 104         MonoDebuggerBuiltinTypeInfo *double_type;
 105         MonoDebuggerBuiltinTypeInfo *char_type;
 106         MonoDebuggerBuiltinTypeInfo *string_type;
 107         MonoDebuggerBuiltinTypeInfo *enum_type;
 108         MonoDebuggerBuiltinTypeInfo *array_type;
 109         MonoDebuggerBuiltinTypeInfo *exception_type;
 110         MonoDebuggerBuiltinTypeInfo *type_type;
 111 };
 112
 113 struct _MonoDebuggerSymbolTable {
 114         guint64 magic;
 115         guint32 version;
 116         guint32 total_size;
 117
 118         /*
 119          * Corlib and builtin types.
 120          */
 121         MonoDebuggerSymbolFile *corlib;
 122         MonoDebuggerBuiltinTypes *builtin_types;
 123
 124         /*
 125          * The symbol files.
 126          */
 127         guint32 num_symbol_files;
 128         MonoDebuggerSymbolFile **symbol_files;
 129
 130         /*
 131          * Type table.
 132          * This is intentionally not a GPtrArray to make it more easy to
 133          * read for the debugger.  The `type_tables' field contains
 134          * `num_type_tables' pointers to continuous memory areas of
 135          * `type_table_chunk_size' bytes each.
 136          *
 137          * The type table is basically a big continuous blob, but we need
 138          * to split it up into pieces because we don't know the total size
 139          * in advance and using g_realloc() doesn't work because that may
 140          * reallocate the block to a different address.
 141          */
 142         guint32 num_type_tables;
 143         guint32 type_table_chunk_size;
 144         gpointer *type_tables;
 145         /*
 146          * Current type table.
 147          * The `current_type_table' points to a blob of `type_table_chunk_size'
 148          * bytes.
 149          */
 150         gpointer current_type_table;
 151         /*
 152          * This is the total size of the type table, including all the tables
 153          * in the `type_tables' vector.
 154          */
 155         guint32 type_table_size;
 156         /*
 157          * These are global offsets - the `current_type_table' starts at global
 158          * offset `type_table_start' and we've already allocated stuff in it
 159          * until offset `type_table_offset'.
 160          */
 161         guint32 type_table_offset;
 162         guint32 type_table_start;
 163
 164         /*
 165          * New in version 44.
 166          */
 167         guint32 num_misc_tables;
 168         guint32 misc_table_chunk_size;
 169         gpointer *misc_tables;
 170         gpointer current_misc_table;
 171         guint32 misc_table_size;
 172         guint32 misc_table_offset;
 173         guint32 misc_table_start;
 174 };
 175
 176 struct _MonoDebuggerSymbolFile {
 177         guint32 index;
 178         MonoSymbolFile *symfile;
 179         MonoImage *image;
 180         const char *image_file;
 181         guint32 class_entry_size;
 182         /* Pointer to the malloced range table. */
 183         guint32 locked;
 184         guint32 generation;
 185         MonoDebuggerRangeInfo *range_table;
 186         guint32 range_entry_size;
 187         guint32 num_range_entries;
 188         /* Pointer to the class table. */
 189         guint32 class_table_size;
 190         MonoDebuggerClassTable *current_class_table;
 191         MonoDebuggerClassTable *class_table_start;
 192         /* Private. */
 193         MonoDebuggerSymbolFilePriv *_priv;
 194 };
 195
 196 struct _MonoDebuggerRangeInfo {
 197         const guint8 *start_address;
 198         const guint8 *end_address;
 199         guint32 index;
 200         gpointer dynamic_data;
 201         guint32 dynamic_size;
 202 };
 203
 204 struct _MonoDebuggerClassTable {
 205         MonoDebuggerClassTable *next;
 206         guint32 index, size;
 207         MonoDebuggerClassInfo *data;
 208 };
 209
 210 struct _MonoDebuggerClassInfo {
 211         MonoClass *klass;
 212         guint32 rank;
 213         guint32 token;
 214         guint32 type_info;
 215 };
 216
 217 struct _MonoDebuggerClassEntry {
 218         MonoDebuggerClassInfo *info;
 219         guint32 type_reference;
 220 };
 221
 222 enum {
 223         MONO_DEBUGGER_MISC_ENTRY_TYPE_UNKNOWN   = 0,
 224         MONO_DEBUGGER_MISC_ENTRY_TYPE_WRAPPER
 225 };
 226
 227 extern MonoDebuggerSymbolTable *mono_debugger_symbol_table;
 228
 229 /*
 230  * Address of the x86 trampoline code.  This is used by the debugger to check
 231  * whether a method is a trampoline.
 232  */
 233 extern guint8 *mono_generic_trampoline_code;
 234
 235 #ifndef PLATFORM_WIN32
 236
 237 /*
 238  * Functions we export to the debugger.
 239  */
 240 struct _MonoDebuggerIOLayer
 241 {
 242         void (*InitializeCriticalSection) (WapiCriticalSection *section);
 243         void (*DeleteCriticalSection) (WapiCriticalSection *section);
 244         gboolean (*TryEnterCriticalSection) (WapiCriticalSection *section);
 245         void (*EnterCriticalSection) (WapiCriticalSection *section);
 246         void (*LeaveCriticalSection) (WapiCriticalSection *section);
 247
 248         guint32 (*WaitForSingleObject) (gpointer handle, guint32 timeout,
 249                                         gboolean alertable);
 250         guint32 (*SignalObjectAndWait) (gpointer signal_handle, gpointer wait,
 251                                         guint32 timeout, gboolean alertable);
 252         guint32 (*WaitForMultipleObjects) (guint32 numobjects, gpointer *handles,
 253                                       gboolean waitall, guint32 timeout, gboolean alertable);
 254
 255         gpointer (*CreateSemaphore) (WapiSecurityAttributes *security,
 256                                      gint32 initial, gint32 max,
 257                                      const gunichar2 *name);
 258         gboolean (*ReleaseSemaphore) (gpointer handle, gint32 count, gint32 *prevcount);
 259
 260         gpointer (*CreateThread) (WapiSecurityAttributes *security,
 261                                   guint32 stacksize, WapiThreadStart start,
 262                                   gpointer param, guint32 create, guint32 *tid);
 263         guint32 (*GetCurrentThreadId) (void);
 264 };
 265
 266 extern MonoDebuggerIOLayer mono_debugger_io_layer;
 267
 268 #endif
 269
 270 extern void (*mono_debugger_event_handler) (MonoDebuggerEvent event, gpointer data, guint32 arg);
 271
 272 void            mono_debugger_initialize                  (void);
 273 void            mono_debugger_cleanup                     (void);
 274
 275 void            mono_debugger_lock                        (void);
 276 void            mono_debugger_unlock                      (void);
 277 void            mono_debugger_event                       (MonoDebuggerEvent event, gpointer data, guint32 arg);
 278
 279 MonoDebuggerSymbolFile   *_mono_debugger_get_symfile      (MonoImage *image);
 280 MonoDebuggerSymbolFile   *mono_debugger_add_symbol_file   (MonoDebugHandle *handle);
 281 void                      mono_debugger_start_add_type    (MonoDebuggerSymbolFile *symfile,
 282                                                            MonoClass *klass);
 283 void                      mono_debugger_add_type          (MonoDebuggerSymbolFile *symfile,
 284                                                            MonoClass *klass);
 285 MonoDebuggerBuiltinTypes *mono_debugger_add_builtin_types (MonoDebuggerSymbolFile *symfile);
 286
 287 void            mono_debugger_add_method                  (MonoDebuggerSymbolFile *symfile,
 288                                                            MonoDebugMethodInfo *minfo,
 289                                                            MonoDebugMethodJitInfo *jit);
 290
 291 void            mono_debugger_add_wrapper                 (MonoMethod *wrapper,
 292                                                            MonoDebugMethodJitInfo *jit,
 293                                                            gpointer addr);
 294
 295
 296 int             mono_debugger_insert_breakpoint_full      (MonoMethodDesc *desc);
 297 int             mono_debugger_remove_breakpoint           (int breakpoint_id);
 298 int             mono_debugger_insert_breakpoint           (const gchar *method_name, gboolean include_namespace);
 299 int             mono_debugger_method_has_breakpoint       (MonoMethod *method);
 300 void            mono_debugger_breakpoint_callback         (MonoMethod *method, guint32 idx);
 301
 302 gpointer        mono_debugger_create_notification_function (gpointer *notification_address);
 303
 304 MonoObject     *mono_debugger_runtime_invoke              (MonoMethod *method, void *obj,
 305                                                            void **params, MonoObject **exc);
 306
 307 guint32         mono_debugger_lookup_type                 (const gchar *type_name);
 308 gint32          mono_debugger_lookup_assembly             (const gchar *name);
 309 gboolean        mono_debugger_unhandled_exception         (gpointer addr, gpointer stack, MonoObject *exc);
 310 void            mono_debugger_handle_exception            (gpointer addr, gpointer stack, MonoObject *exc);
 311 gboolean        mono_debugger_throw_exception             (gpointer addr, gpointer stack, MonoObject *exc);
 312
 313
 314
 315 void *
 316 mono_vtable_get_static_field_data (MonoVTable *vt);
 317
 318
 319 MonoReflectionMethod *
 320 ves_icall_MonoDebugger_GetMethod (MonoReflectionAssembly *assembly, guint32 token);
 321
 322 int
 323 ves_icall_MonoDebugger_GetMethodToken (MonoReflectionAssembly *assembly, MonoReflectionMethod *method);
 324
 325 MonoReflectionType *
 326 ves_icall_MonoDebugger_GetLocalTypeFromSignature (MonoReflectionAssembly *assembly, MonoArray *signature);
 327
 328 MonoReflectionType *
 329 ves_icall_MonoDebugger_GetType (MonoReflectionAssembly *assembly, guint32 token);
 330
 331 gchar *
 332 mono_debugger_check_runtime_version (const char *filename);
 333
 334 #endif /* __MONO_DEBUG_DEBUGGER_H__ */