1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
|
#include <stdio.h>
#include <stdlib.h>
#include <capstone/capstone.h>
#include "cstool.h"
void print_insn_detail_arm(csh handle, cs_insn *ins)
{
cs_arm *arm;
int i;
cs_regs regs_read, regs_write;
uint8_t regs_read_count, regs_write_count;
// detail can be NULL on "data" instruction if SKIPDATA option is turned ON
if (ins->detail == NULL)
return;
arm = &(ins->detail->arm);
if (arm->op_count)
printf("\top_count: %u\n", arm->op_count);
for (i = 0; i < arm->op_count; i++) {
cs_arm_op *op = &(arm->operands[i]);
switch((int)op->type) {
default:
break;
case ARM_OP_REG:
printf("\t\toperands[%u].type: REG = %s\n", i, cs_reg_name(handle, op->reg));
break;
case ARM_OP_IMM: {
bool neg_imm = op->imm < 0;
if (neg_imm)
printf("\t\toperands[%u].type: IMM = -0x%" PRIx32 "\n", i, -(op->imm));
else
printf("\t\toperands[%u].type: IMM = 0x%" PRIx32 "\n", i, op->imm);
break;
}
case ARM_OP_FP:
#if defined(_KERNEL_MODE)
// Issue #681: Windows kernel does not support formatting float point
printf("\t\toperands[%u].type: FP = <float_point_unsupported>\n", i);
#else
printf("\t\toperands[%u].type: FP = %f\n", i, op->fp);
#endif
break;
case ARM_OP_MEM:
printf("\t\toperands[%u].type: MEM\n", i);
if (op->mem.base != ARM_REG_INVALID)
printf("\t\t\toperands[%u].mem.base: REG = %s\n",
i, cs_reg_name(handle, op->mem.base));
if (op->mem.index != ARM_REG_INVALID)
printf("\t\t\toperands[%u].mem.index: REG = %s\n",
i, cs_reg_name(handle, op->mem.index));
if (op->mem.scale != 1)
printf("\t\t\toperands[%u].mem.scale: %d\n", i, op->mem.scale);
if (op->mem.disp != 0)
printf("\t\t\toperands[%u].mem.disp: 0x%x\n", i, op->mem.disp);
if (op->mem.lshift != 0)
printf("\t\t\toperands[%u].mem.lshift: 0x%x\n", i, op->mem.lshift);
break;
case ARM_OP_PIMM:
printf("\t\toperands[%u].type: P-IMM = %" PRIu32 "\n", i, op->imm);
break;
case ARM_OP_CIMM:
printf("\t\toperands[%u].type: C-IMM = %" PRIu32 "\n", i, op->imm);
break;
case ARM_OP_SETEND:
printf("\t\toperands[%u].type: SETEND = %s\n", i, op->setend == ARM_SETEND_BE? "be" : "le");
break;
case ARM_OP_SYSREG:
printf("\t\toperands[%u].type: SYSREG = %u\n", i, op->reg);
break;
}
if (op->neon_lane != -1) {
printf("\t\toperands[%u].neon_lane = %u\n", i, op->neon_lane);
}
switch(op->access) {
default:
break;
case CS_AC_READ:
printf("\t\toperands[%u].access: READ\n", i);
break;
case CS_AC_WRITE:
printf("\t\toperands[%u].access: WRITE\n", i);
break;
case CS_AC_READ | CS_AC_WRITE:
printf("\t\toperands[%u].access: READ | WRITE\n", i);
break;
}
if (op->shift.type != ARM_SFT_INVALID && op->shift.value) {
if (op->shift.type < ARM_SFT_ASR_REG)
// shift with constant value
printf("\t\t\tShift: %u = %u\n", op->shift.type, op->shift.value);
else
// shift with register
printf("\t\t\tShift: %u = %s\n", op->shift.type,
cs_reg_name(handle, op->shift.value));
}
if (op->vector_index != -1) {
printf("\t\toperands[%u].vector_index = %u\n", i, op->vector_index);
}
if (op->subtracted)
printf("\t\tSubtracted: True\n");
}
if (arm->cc != ARM_CC_AL && arm->cc != ARM_CC_INVALID)
printf("\tCode condition: %u\n", arm->cc);
if (arm->update_flags)
printf("\tUpdate-flags: True\n");
if (arm->writeback)
printf("\tWrite-back: True\n");
if (arm->cps_mode)
printf("\tCPSI-mode: %u\n", arm->cps_mode);
if (arm->cps_flag)
printf("\tCPSI-flag: %u\n", arm->cps_flag);
if (arm->vector_data)
printf("\tVector-data: %u\n", arm->vector_data);
if (arm->vector_size)
printf("\tVector-size: %u\n", arm->vector_size);
if (arm->usermode)
printf("\tUser-mode: True\n");
if (arm->mem_barrier)
printf("\tMemory-barrier: %u\n", arm->mem_barrier);
// Print out all registers accessed by this instruction (either implicit or explicit)
if (!cs_regs_access(handle, ins,
regs_read, ®s_read_count,
regs_write, ®s_write_count)) {
if (regs_read_count) {
printf("\tRegisters read:");
for(i = 0; i < regs_read_count; i++) {
printf(" %s", cs_reg_name(handle, regs_read[i]));
}
printf("\n");
}
if (regs_write_count) {
printf("\tRegisters modified:");
for(i = 0; i < regs_write_count; i++) {
printf(" %s", cs_reg_name(handle, regs_write[i]));
}
printf("\n");
}
}
}
|
