#ifndef dream_disasm_H

 #define dream_disasm_H 1

 #include <stdlib.h>

 #ifdef __cplusplus

 extern "C" {

 #endif

 /**

  * Disassembly function pointer typedef.

  *

  * @param pc Address to disassemble

  * @param buffer String buffer to write disassembly into

  * @param buflen Maximum length of buffer

  * @return next address to disassemble

  */

 typedef uint32_t (*disasm_func_t)(uint32_t pc, char *buffer, int buflen, char *opcode );

 typedef int (*is_valid_page_t)(uint32_t pc);

 #define REG_INT 0

 #define REG_FLT 1

 #define REG_SPECIAL 2

 /**

  * Structure that defines a single register in a CPU for display purposes.

  */

 typedef struct reg_desc_struct {

     char *name;

     int type;

     void *value;

 } reg_desc_t;

 typedef struct cpu_desc_struct {

   char *name; /* CPU Name */

   disasm_func_t disasm_func; /* Disassembly function */

   size_t instr_size; /* Size of instruction */

   char *regs; /* Pointer to start of registers */

   size_t regs_size; /* Size of register structure in bytes */

   const struct reg_desc_struct *regs_info; /* Description of all registers */

   uint32_t *pc; /* Pointer to PC register */

   uint32_t *icount; /* Pointer to instruction counter */

   /* Memory map? */

     is_valid_page_t is_valid_page_func; /* Test for valid memory page */

 } *cpu_desc_t;

 #ifdef __cplusplus

 }

 #endif

 #endif /* !dream_disasm_H */