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Add a test for arm64 pac extension

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This commit is contained in:
lazymio 2022-01-05 20:02:21 +01:00
parent 7a886f59df
commit b8817518ae
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GPG Key ID: DFF27E34A47CB873
1 changed files with 29 additions and 4 deletions
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33
tests/unit/test_arm64.c
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@ -4,9 +4,10 @@ const uint64_t code_start = 0x1000;
const uint64_t code_len = 0x4000;
static void uc_common_setup(uc_engine **uc, uc_arch arch, uc_mode mode,
const char *code, uint64_t size)
const char *code, uint64_t size, uc_cpu_arm cpu)
{
OK(uc_open(arch, mode, uc));
OK(uc_ctl_set_cpu_model(*uc, cpu));
OK(uc_mem_map(*uc, code_start, code_len, UC_PROT_ALL));
OK(uc_mem_write(*uc, code_start, code, size));
}
@ -27,7 +28,7 @@ static void test_arm64_until()
uint64_t r_pc = 0x00000000;
uint64_t r_x28 = 0x12341234;
uc_common_setup(&uc, UC_ARCH_ARM64, UC_MODE_ARM, code, sizeof(code) - 1);
uc_common_setup(&uc, UC_ARCH_ARM64, UC_MODE_ARM, code, sizeof(code) - 1, UC_CPU_AARCH64_A72);
// initialize machine registers
OK(uc_reg_write(uc, UC_ARM64_REG_X16, &r_x16));
@ -54,7 +55,7 @@ static void test_arm64_code_patching()
{
uc_engine *uc;
char code[] = "\x00\x04\x00\x11"; // add w0, w0, 0x1
uc_common_setup(&uc, UC_ARCH_ARM64, UC_MODE_ARM, code, sizeof(code) - 1);
uc_common_setup(&uc, UC_ARCH_ARM64, UC_MODE_ARM, code, sizeof(code) - 1, UC_CPU_AARCH64_A72);
// zero out x0
uint64_t r_x0 = 0x0;
OK(uc_reg_write(uc, UC_ARM64_REG_X0, &r_x0));
@ -83,7 +84,7 @@ static void test_arm64_code_patching_count()
{
uc_engine *uc;
char code[] = "\x00\x04\x00\x11"; // add w0, w0, 0x1
uc_common_setup(&uc, UC_ARCH_ARM64, UC_MODE_ARM, code, sizeof(code) - 1);
uc_common_setup(&uc, UC_ARCH_ARM64, UC_MODE_ARM, code, sizeof(code) - 1, UC_CPU_AARCH64_A72);
// zero out x0
uint64_t r_x0 = 0x0;
OK(uc_reg_write(uc, UC_ARM64_REG_X0, &r_x0));
@ -109,7 +110,31 @@ static void test_arm64_code_patching_count()
OK(uc_close(uc));
}
static void test_arm64_v8_pac() {
uc_engine *uc;
char code[] = "\x28\xfd\xea\xc8"; // casal x10, x8, [x9]
uint64_t r_x9, r_x8, mem;
uc_common_setup(&uc, UC_ARCH_ARM64, UC_MODE_ARM, code, sizeof(code) - 1, UC_CPU_AARCH64_MAX);
OK(uc_mem_map(uc, 0x40000, 0x1000, UC_PROT_ALL));
OK(uc_mem_write(uc, 0x40000, "\x00\x00\x00\x00\x00\x00\x00\x00", 8));
r_x9 = 0x40000;
OK(uc_reg_write(uc, UC_ARM64_REG_X9, &r_x9));
r_x8 = 0xdeadbeafdeadbeaf;
OK(uc_reg_write(uc, UC_ARM64_REG_X8, &r_x8));
OK(uc_emu_start(uc, code_start, code_start + sizeof(code) - 1, 0, 0));
OK(uc_mem_read(uc, 0x40000, (void*)&mem, 8));
TEST_CHECK(mem == r_x8);
OK(uc_close(uc));
}
TEST_LIST = {{"test_arm64_until", test_arm64_until},
{"test_arm64_code_patching", test_arm64_code_patching},
{"test_arm64_code_patching_count", test_arm64_code_patching_count},
{"test_arm64_v8_pac", test_arm64_v8_pac},
{NULL, NULL}};