1 /* Capstone testing regression */
2 /* By Do Minh Tuan <tuanit96@gmail.com>, 02-2019 */
3 
4 
5 #include "factory.h"
6 
7 static const char* s_addressing_modes[] = {
8 	"<invalid mode>",
9 
10 	"Register Direct - Data",
11 	"Register Direct - Address",
12 
13 	"Register Indirect - Address",
14 	"Register Indirect - Address with Postincrement",
15 	"Register Indirect - Address with Predecrement",
16 	"Register Indirect - Address with Displacement",
17 
18 	"Address Register Indirect With Index - 8-bit displacement",
19 	"Address Register Indirect With Index - Base displacement",
20 
21 	"Memory indirect - Postindex",
22 	"Memory indirect - Preindex",
23 
24 	"Program Counter Indirect - with Displacement",
25 
26 	"Program Counter Indirect with Index - with 8-Bit Displacement",
27 	"Program Counter Indirect with Index - with Base Displacement",
28 
29 	"Program Counter Memory Indirect - Postindexed",
30 	"Program Counter Memory Indirect - Preindexed",
31 
32 	"Absolute Data Addressing  - Short",
33 	"Absolute Data Addressing  - Long",
34 	"Immediate value",
35 };
36 
print_read_write_regs(char * result,cs_detail * detail,csh * handle)37 static void print_read_write_regs(char *result, cs_detail* detail, csh *handle)
38 {
39 	int i;
40 
41 	for (i = 0; i < detail->regs_read_count; ++i) {
42 		uint16_t reg_id = detail->regs_read[i];
43 		const char* reg_name = cs_reg_name(*handle, reg_id);
44 		add_str(&result, " ; reading from reg: %s", reg_name);
45 	}
46 
47 	for (i = 0; i < detail->regs_write_count; ++i) {
48 		uint16_t reg_id = detail->regs_write[i];
49 		const char* reg_name = cs_reg_name(*handle, reg_id);
50 		add_str(&result, " ; writing to reg:   %s", reg_name);
51 	}
52 }
53 
get_detail_m68k(csh * handle,cs_mode mode,cs_insn * ins)54 char *get_detail_m68k(csh *handle, cs_mode mode, cs_insn *ins)
55 {
56 	cs_m68k* m68k;
57 	cs_detail* detail;
58 	int i;
59 	char *result;
60 
61 	result = (char *)malloc(sizeof(char));
62 	result[0] = '\0';
63 
64 	if (ins->detail == NULL)
65 		return result;
66 
67 
68 	detail = ins->detail;
69 	m68k = &detail->m68k;
70 	if (m68k->op_count)
71 		add_str(&result, " ; op_count: %u", m68k->op_count);
72 
73 	print_read_write_regs(result, detail, handle);
74 
75 	add_str(&result, " ; groups_count: %u", detail->groups_count);
76 
77 	for (i = 0; i < m68k->op_count; i++) {
78 		cs_m68k_op* op = &(m68k->operands[i]);
79 
80 		switch((int)op->type) {
81 			default:
82 				break;
83 			case M68K_OP_REG:
84 				add_str(&result, " ; operands[%u].type: REG = %s", i, cs_reg_name(*handle, op->reg));
85 				break;
86 			case M68K_OP_IMM:
87 				add_str(&result, " ; operands[%u].type: IMM = 0x%x", i, (int)op->imm);
88 				break;
89 			case M68K_OP_MEM:
90 				add_str(&result, " ; operands[%u].type: MEM", i);
91 				if (op->mem.base_reg != M68K_REG_INVALID)
92 					add_str(&result, " ; operands[%u].mem.base: REG = %s", i, cs_reg_name(*handle, op->mem.base_reg));
93 				if (op->mem.index_reg != M68K_REG_INVALID) {
94 					add_str(&result, " ; operands[%u].mem.index: REG = %s", i, cs_reg_name(*handle, op->mem.index_reg));
95 					add_str(&result, " ; operands[%u].mem.index: size = %c", i, op->mem.index_size ? 'l' : 'w');
96 				}
97 				if (op->mem.disp != 0)
98 					add_str(&result, " ; operands[%u].mem.disp: 0x%x", i, op->mem.disp);
99 				if (op->mem.scale != 0)
100 					add_str(&result, " ; operands[%u].mem.scale: %d", i, op->mem.scale);
101 
102 				add_str(&result, " ; address mode: %s", s_addressing_modes[op->address_mode]);
103 				break;
104 			case M68K_OP_FP_SINGLE:
105 				add_str(&result, " ; operands[%u].type: FP_SINGLE", i);
106 				add_str(&result, " ; operands[%u].simm: %f", i, op->simm);
107 				break;
108 			case M68K_OP_FP_DOUBLE:
109 				add_str(&result, " ; operands[%u].type: FP_DOUBLE", i);
110 				add_str(&result, " ; operands[%u].dimm: %lf", i, op->dimm);
111 				break;
112 		}
113 	}
114 
115 	return result;
116 }
117