diff options
Diffstat (limited to 'capstone/tests/test_mips.c')
| -rw-r--r-- | capstone/tests/test_mips.c | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/capstone/tests/test_mips.c b/capstone/tests/test_mips.c new file mode 100644 index 000000000..e5c5a400c --- /dev/null +++ b/capstone/tests/test_mips.c @@ -0,0 +1,175 @@ +/* Capstone Disassembler Engine */ +/* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2019 */ + +#include <stdio.h> +#include <stdlib.h> + +#include <capstone/platform.h> +#include <capstone/capstone.h> + +struct platform { + cs_arch arch; + cs_mode mode; + unsigned char *code; + size_t size; + const char *comment; +}; + +static csh handle; + +static void print_string_hex(const char *comment, unsigned char *str, size_t len) +{ + unsigned char *c; + + printf("%s", comment); + for (c = str; c < str + len; c++) { + printf("0x%02x ", *c & 0xff); + } + + printf("\n"); +} + +static void print_insn_detail(cs_insn *ins) +{ + int i; + cs_mips *mips; + + // detail can be NULL on "data" instruction if SKIPDATA option is turned ON + if (ins->detail == NULL) + return; + + mips = &(ins->detail->mips); + if (mips->op_count) + printf("\top_count: %u\n", mips->op_count); + + for (i = 0; i < mips->op_count; i++) { + cs_mips_op *op = &(mips->operands[i]); + switch((int)op->type) { + default: + break; + case MIPS_OP_REG: + printf("\t\toperands[%u].type: REG = %s\n", i, cs_reg_name(handle, op->reg)); + break; + case MIPS_OP_IMM: + printf("\t\toperands[%u].type: IMM = 0x%" PRIx64 "\n", i, op->imm); + break; + case MIPS_OP_MEM: + printf("\t\toperands[%u].type: MEM\n", i); + if (op->mem.base != MIPS_REG_INVALID) + printf("\t\t\toperands[%u].mem.base: REG = %s\n", + i, cs_reg_name(handle, op->mem.base)); + if (op->mem.disp != 0) + printf("\t\t\toperands[%u].mem.disp: 0x%" PRIx64 "\n", i, op->mem.disp); + + break; + } + + } + + printf("\n"); +} + +static void test() +{ +#define MIPS_CODE "\x0C\x10\x00\x97\x00\x00\x00\x00\x24\x02\x00\x0c\x8f\xa2\x00\x00\x34\x21\x34\x56" +#define MIPS_CODE2 "\x56\x34\x21\x34\xc2\x17\x01\x00" +#define MIPS_32R6M "\x00\x07\x00\x07\x00\x11\x93\x7c\x01\x8c\x8b\x7c\x00\xc7\x48\xd0" +#define MIPS_32R6 "\xec\x80\x00\x19\x7c\x43\x22\xa0" +#define MIPS_64SD "\x70\x00\xb2\xff" + + struct platform platforms[] = { + { + 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)" + }, + { + CS_ARCH_MIPS, + (cs_mode)(CS_MODE_MIPS32R6 | CS_MODE_MICRO | CS_MODE_BIG_ENDIAN), + (unsigned char*)MIPS_32R6M, + sizeof(MIPS_32R6M) - 1, + "MIPS-32R6 | Micro (Big-endian)" + }, + { + CS_ARCH_MIPS, + (cs_mode)(CS_MODE_MIPS32R6 | CS_MODE_BIG_ENDIAN), + (unsigned char*)MIPS_32R6, + sizeof(MIPS_32R6) - 1, + "MIPS-32R6 (Big-endian)" + }, + { + CS_ARCH_MIPS, + (cs_mode)(CS_MODE_MIPS64 | CS_MODE_MIPS2 | CS_MODE_LITTLE_ENDIAN), + (unsigned char *)MIPS_64SD, + sizeof(MIPS_64SD) - 1, + "MIPS-64-EL + Mips II (Little-endian)" + }, + { + CS_ARCH_MIPS, + (cs_mode)(CS_MODE_MIPS64 | CS_MODE_LITTLE_ENDIAN), + (unsigned char *)MIPS_64SD, + sizeof(MIPS_64SD) - 1, + "MIPS-64-EL (Little-endian)" + }, + }; + + uint64_t address = 0x1000; + cs_insn *insn; + int i; + size_t count; + + for (i = 0; i < sizeof(platforms)/sizeof(platforms[0]); i++) { + cs_err err = cs_open(platforms[i].arch, platforms[i].mode, &handle); + if (err) { + printf("Failed on cs_open() with error returned: %u\n", err); + abort(); + } + + cs_option(handle, CS_OPT_DETAIL, CS_OPT_ON); + + count = cs_disasm(handle, platforms[i].code, platforms[i].size, address, 0, &insn); + if (count) { + size_t j; + + printf("****************\n"); + printf("Platform: %s\n", platforms[i].comment); + print_string_hex("Code:", platforms[i].code, platforms[i].size); + printf("Disasm:\n"); + + for (j = 0; j < count; j++) { + printf("0x%" PRIx64 ":\t%s\t%s\n", insn[j].address, insn[j].mnemonic, insn[j].op_str); + print_insn_detail(&insn[j]); + } + printf("0x%" PRIx64 ":\n", insn[j-1].address + insn[j-1].size); + + // free memory allocated by cs_disasm() + cs_free(insn, count); + } else { + printf("****************\n"); + printf("Platform: %s\n", platforms[i].comment); + print_string_hex("Code:", platforms[i].code, platforms[i].size); + printf("ERROR: Failed to disasm given code!\n"); + abort(); + } + + printf("\n"); + + cs_close(&handle); + } +} + +int main() +{ + test(); + + return 0; +} |