text: /*
   * This header is only installed for use by the debugger:
   * the structures and the API declared here are not supported.
   */
  
  #ifndef __MONO_DEBUG_MONO_SYMFILE_H__
  #define __MONO_DEBUG_MONO_SYMFILE_H__
  
  #include <mono/metadata/class.h>
  #include <mono/metadata/reflection.h>
  #include <mono/metadata/mono-debug.h>
  
  typedef struct MonoSymbolFileOffsetTable	MonoSymbolFileOffsetTable;
  typedef struct MonoSymbolFileLineNumberEntry	MonoSymbolFileLineNumberEntry;
  typedef struct MonoSymbolFileMethodAddress	MonoSymbolFileMethodAddress;
  typedef struct MonoSymbolFileDynamicTable	MonoSymbolFileDynamicTable;
  typedef struct MonoSymbolFileSourceEntry	MonoSymbolFileSourceEntry;
  typedef struct MonoSymbolFileMethodEntry	MonoSymbolFileMethodEntry;
  
  /* Keep in sync with OffsetTable in mcs/class/Mono.CSharp.Debugger/MonoSymbolTable.cs */
  struct MonoSymbolFileOffsetTable {
  	uint32_t _total_file_size;
  	uint32_t _data_section_offset;
  	uint32_t _data_section_size;
  	uint32_t _compile_unit_count;
  	uint32_t _compile_unit_table_offset;
  	uint32_t _compile_unit_table_size;
  	uint32_t _source_count;
  	uint32_t _source_table_offset;
  	uint32_t _source_table_size;
  	uint32_t _method_count;
  	uint32_t _method_table_offset;
  	uint32_t _method_table_size;
  	uint32_t _type_count;
  	uint32_t _anonymous_scope_count;
  	uint32_t _anonymous_scope_table_offset;
  	uint32_t _anonymous_scope_table_size;
  	uint32_t _line_number_table_line_base;
  	uint32_t _line_number_table_line_range;
  	uint32_t _line_number_table_opcode_base;
  	uint32_t _is_aspx_source;
  };
  
  struct MonoSymbolFileSourceEntry {
  	uint32_t _index;
  	uint32_t _data_offset;
  };
  
  struct MonoSymbolFileMethodEntry {
  	uint32_t _token;
  	uint32_t _data_offset;
  	uint32_t _line_number_table;
  };
  
  struct MonoSymbolFileMethodAddress {
  	uint32_t size;
  	const uint8_t *start_address;
  	const uint8_t *end_address;
  	const uint8_t *method_start_address;
  	const uint8_t *method_end_address;
  	const uint8_t *wrapper_address;
  	uint32_t has_this;
  	uint32_t num_params;
  	uint32_t variable_table_offset;
  	uint32_t type_table_offset;
  	uint32_t num_line_numbers;
  	uint32_t line_number_offset;
  	uint8_t data [MONO_ZERO_LEN_ARRAY];
  };
  
  struct _MonoDebugMethodInfo {
  	MonoMethod *method;
  	MonoDebugHandle *handle;
  	uint32_t index;
  	uint32_t data_offset;
  	uint32_t lnt_offset;
  };
  
  typedef struct {
  	int parent;
  	int type;
  	/* IL offsets */
  	int start_offset, end_offset;
  } MonoDebugCodeBlock;
  
  typedef struct {
  	char *name;
  	int index;
  	/* Might be null for the main scope */
  	MonoDebugCodeBlock *block;
  } MonoDebugLocalVar;
  
  /*
   * Information about local variables retrieved from a symbol file.
   */
  struct _MonoDebugLocalsInfo {
  	int num_locals;
  	MonoDebugLocalVar *locals;
  	int num_blocks;
  	MonoDebugCodeBlock *code_blocks;
  };
  
  struct _MonoDebugLineNumberEntry {
  	uint32_t il_offset;
  	uint32_t native_offset;
  };
  
  #define MONO_SYMBOL_FILE_MAJOR_VERSION		50
  #define MONO_SYMBOL_FILE_MINOR_VERSION		0
  #define MONO_SYMBOL_FILE_MAGIC			0x45e82623fd7fa614ULL
  
  MONO_BEGIN_DECLS
  
  MonoSymbolFile *
  mono_debug_open_mono_symbols       (MonoDebugHandle          *handle,
  				    const uint8_t            *raw_contents,
  				    int                       size,
  				    mono_bool                 in_the_debugger);
  
  void
  mono_debug_close_mono_symbol_file  (MonoSymbolFile           *symfile);
  
  mono_bool
  mono_debug_symfile_is_loaded       (MonoSymbolFile           *symfile);
  
  MonoDebugSourceLocation *
  mono_debug_symfile_lookup_location (MonoDebugMethodInfo      *minfo,
  				    uint32_t                  offset);
  
  void
  mono_debug_symfile_free_location   (MonoDebugSourceLocation  *location);
  
  int32_t
  _mono_debug_address_from_il_offset (MonoDebugMethodJitInfo   *jit,
  				    uint32_t                  il_offset);
  
  MonoDebugMethodInfo *
  mono_debug_symfile_lookup_method   (MonoDebugHandle          *handle,
  				    MonoMethod               *method);
  
  MonoDebugLocalsInfo*
  mono_debug_symfile_lookup_locals (MonoDebugMethodInfo *minfo);
  
  void
  mono_debug_symfile_free_locals (MonoDebugLocalsInfo *info);
  
  void
  mono_debug_symfile_get_line_numbers (MonoDebugMethodInfo *minfo, char **source_file, int *n_il_offsets, int **il_offsets, int **line_numbers);
  
  MONO_END_DECLS
  
  #endif /* __MONO_SYMFILE_H__ */
  
  