/* Capstone Disassembler Engine */ /* By Nguyen Anh Quynh , 2013 */ // This sample code demonstrates the APIs cs_malloc() & cs_disasm_iter(). #include #include #include #include struct platform { cs_arch arch; cs_mode mode; unsigned char *code; size_t size; const char *comment; cs_opt_type opt_type; cs_opt_value opt_value; }; static void print_string_hex(unsigned char *str, size_t len) { unsigned char *c; printf("Code: "); for (c = str; c < str + len; c++) { printf("0x%02x ", *c & 0xff); } printf("\n"); } static void test() { #ifdef CAPSTONE_HAS_X86 #define X86_CODE16 "\x8d\x4c\x32\x08\x01\xd8\x81\xc6\x34\x12\x00\x00" #define X86_CODE32 "\x8d\x4c\x32\x08\x01\xd8\x81\xc6\x34\x12\x00\x00" //#define X86_CODE32 "\x0f\xa7\xc0" // xstorerng #define X86_CODE64 "\x55\x48\x8b\x05\xb8\x13\x00\x00" #endif #ifdef CAPSTONE_HAS_ARM //#define ARM_CODE "\x04\xe0\x2d\xe5" #define ARM_CODE "\xED\xFF\xFF\xEB\x04\xe0\x2d\xe5\x00\x00\x00\x00\xe0\x83\x22\xe5\xf1\x02\x03\x0e\x00\x00\xa0\xe3\x02\x30\xc1\xe7\x00\x00\x53\xe3" #define ARM_CODE2 "\x10\xf1\x10\xe7\x11\xf2\x31\xe7\xdc\xa1\x2e\xf3\xe8\x4e\x62\xf3" #define THUMB_CODE "\x70\x47\xeb\x46\x83\xb0\xc9\x68" #define THUMB_CODE2 "\x4f\xf0\x00\x01\xbd\xe8\x00\x88\xd1\xe8\x00\xf0" #endif #ifdef CAPSTONE_HAS_MIPS #define MIPS_CODE "\x0C\x10\x00\x97\x00\x00\x00\x00\x24\x02\x00\x0c\x8f\xa2\x00\x00\x34\x21\x34\x56\x00\x80\x04\x08" //#define MIPS_CODE "\x21\x38\x00\x01" //#define MIPS_CODE "\x21\x30\xe6\x70" //#define MIPS_CODE "\x1c\x00\x40\x14" #define MIPS_CODE2 "\x56\x34\x21\x34\xc2\x17\x01\x00" #endif #ifdef CAPSTONE_HAS_ARM64 //#define ARM64_CODE "\xe1\x0b\x40\xb9" // ldr w1, [sp, #0x8] //#define ARM64_CODE "\x00\x40\x21\x4b" // sub w0, w0, w1, uxtw //#define ARM64_CODE "\x21\x7c\x02\x9b" // mul x1, x1, x2 //#define ARM64_CODE "\x20\x74\x0b\xd5" // dc zva, x0 //#define ARM64_CODE "\x20\xfc\x02\x9b" // mneg x0, x1, x2 //#define ARM64_CODE "\x21\x7c\x02\x9b\x21\x7c\x00\x53\x00\x40\x21\x4b\xe1\x0b\x40\xb9\x10\x20\x21\x1e" //#define ARM64_CODE "\x21\x7c\x00\x53" #define ARM64_CODE "\x09\x00\x38\xd5\xbf\x40\x00\xd5\x0c\x05\x13\xd5\x20\x50\x02\x0e\x20\xe4\x3d\x0f\x00\x18\xa0\x5f\xa2\x00\xae\x9e\x9f\x37\x03\xd5\xbf\x33\x03\xd5\xdf\x3f\x03\xd5\x21\x7c\x02\x9b\x21\x7c\x00\x53\x00\x40\x21\x4b\xe1\x0b\x40\xb9\x20\x04\x81\xda\x20\x08\x02\x8b\x10\x5b\xe8\x3c" #endif //#define THUMB_CODE "\x0a\xbf" // itet eq //#define X86_CODE32 "\x77\x04" // ja +6 #ifdef CAPSTONE_HAS_POWERPC #define PPC_CODE "\x80\x20\x00\x00\x80\x3f\x00\x00\x10\x43\x23\x0e\xd0\x44\x00\x80\x4c\x43\x22\x02\x2d\x03\x00\x80\x7c\x43\x20\x14\x7c\x43\x20\x93\x4f\x20\x00\x21\x4c\xc8\x00\x21\x40\x82\x00\x14" #endif #ifdef CAPSTONE_HAS_SPARC #define SPARC_CODE "\x80\xa0\x40\x02\x85\xc2\x60\x08\x85\xe8\x20\x01\x81\xe8\x00\x00\x90\x10\x20\x01\xd5\xf6\x10\x16\x21\x00\x00\x0a\x86\x00\x40\x02\x01\x00\x00\x00\x12\xbf\xff\xff\x10\xbf\xff\xff\xa0\x02\x00\x09\x0d\xbf\xff\xff\xd4\x20\x60\x00\xd4\x4e\x00\x16\x2a\xc2\x80\x03" #define SPARCV9_CODE "\x81\xa8\x0a\x24\x89\xa0\x10\x20\x89\xa0\x1a\x60\x89\xa0\x00\xe0" #endif #ifdef CAPSTONE_HAS_SYSZ #define SYSZ_CODE "\xed\x00\x00\x00\x00\x1a\x5a\x0f\x1f\xff\xc2\x09\x80\x00\x00\x00\x07\xf7\xeb\x2a\xff\xff\x7f\x57\xe3\x01\xff\xff\x7f\x57\xeb\x00\xf0\x00\x00\x24\xb2\x4f\x00\x78" #endif #ifdef CAPSTONE_HAS_XCORE #define XCORE_CODE "\xfe\x0f\xfe\x17\x13\x17\xc6\xfe\xec\x17\x97\xf8\xec\x4f\x1f\xfd\xec\x37\x07\xf2\x45\x5b\xf9\xfa\x02\x06\x1b\x10" #endif #ifdef CAPSTONE_HAS_M680X #define M680X_CODE "\x06\x10\x19\x1a\x55\x1e\x01\x23\xe9\x31\x06\x34\x55\xa6\x81\xa7\x89\x7f\xff\xa6\x9d\x10\x00\xa7\x91\xa6\x9f\x10\x00\x11\xac\x99\x10\x00\x39" #endif #ifdef CAPSTONE_HAS_MOS65XX #define MOS65XX_CODE "\x0d\x34\x12\x08\x09\xFF\x10\x80\x20\x00\x00\x98" #endif struct platform platforms[] = { #ifdef CAPSTONE_HAS_X86 { CS_ARCH_X86, CS_MODE_16, (unsigned char *)X86_CODE16, sizeof(X86_CODE32) - 1, "X86 16bit (Intel syntax)" }, { CS_ARCH_X86, CS_MODE_32, (unsigned char *)X86_CODE32, sizeof(X86_CODE32) - 1, "X86 32bit (ATT syntax)", CS_OPT_SYNTAX, CS_OPT_SYNTAX_ATT, }, { CS_ARCH_X86, CS_MODE_32, (unsigned char *)X86_CODE32, sizeof(X86_CODE32) - 1, "X86 32 (Intel syntax)" }, { CS_ARCH_X86, CS_MODE_64, (unsigned char *)X86_CODE64, sizeof(X86_CODE64) - 1, "X86 64 (Intel syntax)" }, #endif #ifdef CAPSTONE_HAS_ARM { CS_ARCH_ARM, CS_MODE_ARM, (unsigned char *)ARM_CODE, sizeof(ARM_CODE) - 1, "ARM" }, { CS_ARCH_ARM, CS_MODE_THUMB, (unsigned char *)THUMB_CODE2, sizeof(THUMB_CODE2) - 1, "THUMB-2" }, { CS_ARCH_ARM, CS_MODE_ARM, (unsigned char *)ARM_CODE2, sizeof(ARM_CODE2) - 1, "ARM: Cortex-A15 + NEON" }, { CS_ARCH_ARM, CS_MODE_THUMB, (unsigned char *)THUMB_CODE, sizeof(THUMB_CODE) - 1, "THUMB" }, #endif #ifdef CAPSTONE_HAS_MIPS { CS_ARCH_MIPS, (cs_mode)(CS_MODE_MIPS32 + CS_MODE_BIG_ENDIAN), (unsigned char *)MIPS_CODE, sizeof(MIPS_CODE) - 1, "MIPS-32 (Big-endian)" }, { CS_ARCH_MIPS, (cs_mode)(CS_MODE_MIPS64 + CS_MODE_LITTLE_ENDIAN), (unsigned char *)MIPS_CODE2, sizeof(MIPS_CODE2) - 1, "MIPS-64-EL (Little-endian)" }, #endif #ifdef CAPSTONE_HAS_ARM64 { CS_ARCH_ARM64, CS_MODE_ARM, (unsigned char *)ARM64_CODE, sizeof(ARM64_CODE) - 1, "ARM-64" }, #endif #ifdef CAPSTONE_HAS_POWERPC { CS_ARCH_PPC, CS_MODE_BIG_ENDIAN, (unsigned char*)PPC_CODE, sizeof(PPC_CODE) - 1, "PPC-64" }, #endif #ifdef CAPSTONE_HAS_SPARC { CS_ARCH_SPARC, CS_MODE_BIG_ENDIAN, (unsigned char*)SPARC_CODE, sizeof(SPARC_CODE) - 1, "Sparc" }, { CS_ARCH_SPARC, (cs_mode)(CS_MODE_BIG_ENDIAN + CS_MODE_V9), (unsigned char*)SPARCV9_CODE, sizeof(SPARCV9_CODE) - 1, "SparcV9" }, #endif #ifdef CAPSTONE_HAS_SYSZ { CS_ARCH_SYSZ, (cs_mode)0, (unsigned char*)SYSZ_CODE, sizeof(SYSZ_CODE) - 1, "SystemZ" }, #endif #ifdef CAPSTONE_HAS_XCORE { CS_ARCH_XCORE, (cs_mode)0, (unsigned char*)XCORE_CODE, sizeof(XCORE_CODE) - 1, "XCore" }, #endif #ifdef CAPSTONE_HAS_M680X { CS_ARCH_M680X, (cs_mode)CS_MODE_M680X_6809, (unsigned char*)M680X_CODE, sizeof(M680X_CODE) - 1, "M680X_6809" }, #endif #ifdef CAPSTONE_HAS_MOS65XX { CS_ARCH_MOS65XX, (cs_mode)CS_MODE_LITTLE_ENDIAN, (unsigned char*)MOS65XX_CODE, sizeof(MOS65XX_CODE) - 1, "MOS65XX" }, #endif }; csh handle; uint64_t address; cs_insn *insn; cs_detail *detail; int i; cs_err err; const uint8_t *code; size_t size; for (i = 0; i < sizeof(platforms)/sizeof(platforms[0]); i++) { printf("****************\n"); printf("Platform: %s\n", platforms[i].comment); err = cs_open(platforms[i].arch, platforms[i].mode, &handle); if (err) { printf("Failed on cs_open() with error returned: %u\n", err); abort(); } if (platforms[i].opt_type) cs_option(handle, platforms[i].opt_type, platforms[i].opt_value); cs_option(handle, CS_OPT_DETAIL, CS_OPT_ON); // allocate memory for the cache to be used by cs_disasm_iter() insn = cs_malloc(handle); print_string_hex(platforms[i].code, platforms[i].size); printf("Disasm:\n"); address = 0x1000; code = platforms[i].code; size = platforms[i].size; while(cs_disasm_iter(handle, &code, &size, &address, insn)) { int n; printf("0x%" PRIx64 ":\t%s\t\t%s // insn-ID: %u, insn-mnem: %s\n", insn->address, insn->mnemonic, insn->op_str, insn->id, cs_insn_name(handle, insn->id)); // print implicit registers used by this instruction detail = insn->detail; if (detail->regs_read_count > 0) { printf("\tImplicit registers read: "); for (n = 0; n < detail->regs_read_count; n++) { printf("%s ", cs_reg_name(handle, detail->regs_read[n])); } printf("\n"); } // print implicit registers modified by this instruction if (detail->regs_write_count > 0) { printf("\tImplicit registers modified: "); for (n = 0; n < detail->regs_write_count; n++) { printf("%s ", cs_reg_name(handle, detail->regs_write[n])); } printf("\n"); } // print the groups this instruction belong to if (detail->groups_count > 0) { printf("\tThis instruction belongs to groups: "); for (n = 0; n < detail->groups_count; n++) { printf("%s ", cs_group_name(handle, detail->groups[n])); } printf("\n"); } } printf("\n"); // free memory allocated by cs_malloc() cs_free(insn, 1); cs_close(&handle); } } int main() { test(); return 0; }