+/* Class used to pretty-print instructions. */
+
+class gdb_pretty_print_disassembler
+{
+public:
+ explicit gdb_pretty_print_disassembler (struct gdbarch *gdbarch,
+ struct ui_out *uiout)
+ : m_uiout (uiout),
+ m_insn_stb (uiout->can_emit_style_escape ()),
+ m_di (gdbarch, &m_insn_stb)
+ {}
+
+ /* Prints the instruction INSN into the saved ui_out and returns the
+ length of the printed instruction in bytes. */
+ int pretty_print_insn (const struct disasm_insn *insn,
+ gdb_disassembly_flags flags);
+
+private:
+ /* Returns the architecture used for disassembling. */
+ struct gdbarch *arch () { return m_di.arch (); }
+
+ /* The ui_out that is used by pretty_print_insn. */
+ struct ui_out *m_uiout;
+
+ /* The buffer used to build the instruction string. The
+ disassembler is initialized with this stream. */
+ string_file m_insn_stb;
+
+ /* The disassembler used for instruction printing. */
+ gdb_disassembler m_di;
+
+ /* The buffer used to build the raw opcodes string. */
+ string_file m_opcode_stb;
+};
+
+/* Return the length in bytes of the instruction at address MEMADDR in
+ debugged memory. */
+
+extern int gdb_insn_length (struct gdbarch *gdbarch, CORE_ADDR memaddr);
+
+/* Return the length in bytes of INSN, originally at MEMADDR. MAX_LEN
+ is the size of the buffer containing INSN. */
+
+extern int gdb_buffered_insn_length (struct gdbarch *gdbarch,
+ const gdb_byte *insn, int max_len,
+ CORE_ADDR memaddr);
+
+/* Returns GDBARCH's disassembler options. */
+
+extern char *get_disassembler_options (struct gdbarch *gdbarch);
+
+/* Sets the active gdbarch's disassembler options to OPTIONS. */
+
+extern void set_disassembler_options (char *options);
+