1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 
  22 /*
  23  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26 
  27 #ifndef _LIBDISASM_H
  28 #define _LIBDISASM_H
  29 
  30 #include <sys/types.h>
  31 
  32 #ifdef  __cplusplus
  33 extern "C" {
  34 #endif
  35 
  36 typedef struct dis_handle dis_handle_t;
  37 
  38 #define DIS_DEFAULT             0x0
  39 
  40 /* SPARC disassembler flags */
  41 #define DIS_SPARC_V8            0x01
  42 #define DIS_SPARC_V9            0x02
  43 #define DIS_SPARC_V9_SGI        0x04
  44 #define DIS_SPARC_V9_OPL        0x08
  45 
  46 /* x86 diassembler flags (mutually exclusive) */
  47 #define DIS_X86_SIZE16          0x08
  48 #define DIS_X86_SIZE32          0x10
  49 #define DIS_X86_SIZE64          0x20
  50 
  51 /* generic disassembler flags */
  52 #define DIS_OCTAL               0x40
  53 #define DIS_NOIMMSYM            0x80
  54 
  55 typedef int (*dis_lookup_f)(void *, uint64_t, char *, size_t, uint64_t *,
  56     size_t *);
  57 typedef int (*dis_read_f)(void *, uint64_t, void *, size_t);
  58 
  59 extern dis_handle_t *dis_handle_create(int, void *, dis_lookup_f, dis_read_f);
  60 extern void dis_handle_destroy(dis_handle_t *);
  61 
  62 extern int dis_disassemble(dis_handle_t *, uint64_t, char *, size_t);
  63 extern uint64_t dis_previnstr(dis_handle_t *, uint64_t, int n);
  64 extern void dis_set_data(dis_handle_t *, void *);
  65 extern void dis_flags_set(dis_handle_t *, int f);
  66 extern void dis_flags_clear(dis_handle_t *, int f);
  67 extern int dis_max_instrlen(dis_handle_t *);
  68 extern int dis_instrlen(dis_handle_t *, uint64_t);
  69 
  70 /* libdisasm errors */
  71 #define E_DIS_NOMEM             1       /* Out of memory */
  72 #define E_DIS_INVALFLAG         2       /* Invalid flag for this architecture */
  73 
  74 extern int dis_errno(void);
  75 extern const char *dis_strerror(int);
  76 
  77 #ifdef  __cplusplus
  78 }
  79 #endif
  80 
  81 #endif  /* _LIBDISASM_H */