71 lines
2.5 KiB
C
71 lines
2.5 KiB
C
#include "unicorn_test.h"
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const uint64_t code_start = 0x1000;
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const uint64_t code_len = 0x4000;
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static void uc_common_setup(uc_engine **uc, uc_arch arch, uc_mode mode,
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const char *code, uint64_t size)
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{
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OK(uc_open(arch, mode, uc));
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OK(uc_mem_map(*uc, code_start, code_len, UC_PROT_ALL));
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OK(uc_mem_write(*uc, code_start, code, size));
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}
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#define GEN_SIMPLE_READ_TEST(field, ctl_type, arg_type, expected) \
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static void test_uc_ctl_##field() \
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{ \
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uc_engine *uc; \
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arg_type arg; \
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OK(uc_open(UC_ARCH_X86, UC_MODE_32, &uc)); \
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OK(uc_ctl(uc, UC_CTL_READ(ctl_type, 1), &arg)); \
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TEST_CHECK(arg == expected); \
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OK(uc_close(uc)); \
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}
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GEN_SIMPLE_READ_TEST(mode, UC_CTL_UC_MODE, int, 4)
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GEN_SIMPLE_READ_TEST(arch, UC_CTL_UC_ARCH, int, 4)
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GEN_SIMPLE_READ_TEST(page_size, UC_CTL_UC_PAGE_SIZE, uint32_t, 4096)
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GEN_SIMPLE_READ_TEST(time_out, UC_CTL_UC_TIMEOUT, uint64_t, 0)
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static void test_uc_ctl_exits()
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{
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uc_engine *uc;
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// cmp eax, 0;
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// jg lb;
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// inc eax;
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// nop; <---- exit1
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// lb:
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// inc ebx;
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// nop; <---- exit2
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char code[] = "\x83\xf8\x00\x7f\x02\x40\x90\x43\x90";
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int r_eax;
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int r_ebx;
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uint64_t exits[] = {code_start + 6, code_start + 8};
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uc_common_setup(&uc, UC_ARCH_X86, UC_MODE_32, code, sizeof(code) - 1);
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OK(uc_ctl_exits_enabled(uc, true));
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OK(uc_ctl_set_exists(uc, exits, 2));
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r_eax = 0;
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r_ebx = 0;
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OK(uc_reg_write(uc, UC_X86_REG_EAX, &r_eax));
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OK(uc_reg_write(uc, UC_X86_REG_EAX, &r_ebx));
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// Run two times.
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OK(uc_emu_start(uc, code_start, 0, 0, 0));
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OK(uc_emu_start(uc, code_start, 0, 0, 0));
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OK(uc_reg_read(uc, UC_X86_REG_EAX, &r_eax));
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OK(uc_reg_read(uc, UC_X86_REG_EAX, &r_ebx));
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TEST_CHECK(r_eax == 1);
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TEST_CHECK(r_ebx == 1);
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OK(uc_close(uc));
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}
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TEST_LIST = {{"test_uc_ctl_mode", test_uc_ctl_mode},
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{"test_uc_ctl_page_size", test_uc_ctl_page_size},
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{"test_uc_ctl_arch", test_uc_ctl_arch},
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{"test_uc_ctl_time_out", test_uc_ctl_time_out},
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{"test_uc_ctl_exits", test_uc_ctl_exits},
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{NULL, NULL}}; |