• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /* Capstone Disassembly Engine */
2 /* By Dang Hoang Vu <danghvu@gmail.com> 2013 */
3 
4 #ifdef CAPSTONE_HAS_X86
5 
6 #include "../../cs_priv.h"
7 #include "../../MCRegisterInfo.h"
8 #include "X86Disassembler.h"
9 #include "X86InstPrinter.h"
10 #include "X86Mapping.h"
11 #include "X86Module.h"
12 
X86_global_init(cs_struct * ud)13 cs_err X86_global_init(cs_struct *ud)
14 {
15 	MCRegisterInfo *mri;
16 	mri = cs_mem_malloc(sizeof(*mri));
17 
18 	X86_init(mri);
19 
20 	// by default, we use Intel syntax
21 	ud->printer = X86_Intel_printInst;
22 	ud->syntax = CS_OPT_SYNTAX_INTEL;
23 	ud->printer_info = mri;
24 	ud->disasm = X86_getInstruction;
25 	ud->reg_name = X86_reg_name;
26 	ud->insn_id = X86_get_insn_id;
27 	ud->insn_name = X86_insn_name;
28 	ud->group_name = X86_group_name;
29 	ud->post_printer = NULL;;
30 #ifndef CAPSTONE_DIET
31 	ud->reg_access = X86_reg_access;
32 #endif
33 
34 	if (ud->mode == CS_MODE_64)
35 		ud->regsize_map = regsize_map_64;
36 	else
37 		ud->regsize_map = regsize_map_32;
38 
39 	return CS_ERR_OK;
40 }
41 
X86_option(cs_struct * handle,cs_opt_type type,size_t value)42 cs_err X86_option(cs_struct *handle, cs_opt_type type, size_t value)
43 {
44 	switch(type) {
45 		default:
46 			break;
47 		case CS_OPT_MODE:
48 			if (value == CS_MODE_64)
49 				handle->regsize_map = regsize_map_64;
50 			else
51 				handle->regsize_map = regsize_map_32;
52 
53 			handle->mode = (cs_mode)value;
54 			break;
55 		case CS_OPT_SYNTAX:
56 			switch(value) {
57 				default:
58 					// wrong syntax value
59 					handle->errnum = CS_ERR_OPTION;
60 					return CS_ERR_OPTION;
61 
62 				case CS_OPT_SYNTAX_DEFAULT:
63 				case CS_OPT_SYNTAX_INTEL:
64 					handle->syntax = CS_OPT_SYNTAX_INTEL;
65 					handle->printer = X86_Intel_printInst;
66 					break;
67 
68 				case CS_OPT_SYNTAX_MASM:
69 					handle->printer = X86_Intel_printInst;
70 					handle->syntax = (int)value;
71 					break;
72 
73 				case CS_OPT_SYNTAX_ATT:
74 #if !defined(CAPSTONE_DIET) && !defined(CAPSTONE_X86_ATT_DISABLE)
75 					handle->printer = X86_ATT_printInst;
76 					handle->syntax = CS_OPT_SYNTAX_ATT;
77 					break;
78 #elif !defined(CAPSTONE_DIET) && defined(CAPSTONE_X86_ATT_DISABLE)
79 					// ATT syntax is unsupported
80 					handle->errnum = CS_ERR_X86_ATT;
81 					return CS_ERR_X86_ATT;
82 #else	// CAPSTONE_DIET
83 					// this is irrelevant in CAPSTONE_DIET mode
84 					handle->errnum = CS_ERR_DIET;
85 					return CS_ERR_DIET;
86 #endif
87 			}
88 			break;
89 	}
90 
91 	return CS_ERR_OK;
92 }
93 
94 #endif
95