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author | 2023-10-10 14:33:42 +0000 | |
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committer | 2023-10-10 14:33:42 +0000 | |
commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /capstone/tests/test_mos65xx.c | |
parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'capstone/tests/test_mos65xx.c')
-rw-r--r-- | capstone/tests/test_mos65xx.c | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/capstone/tests/test_mos65xx.c b/capstone/tests/test_mos65xx.c new file mode 100644 index 000000000..cc31de803 --- /dev/null +++ b/capstone/tests/test_mos65xx.c @@ -0,0 +1,230 @@ +/* Capstone Disassembler Engine */ +/* By Sebastian Macke <sebastian@macke.de>, 2018 */ + +#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 const char *get_am_name(mos65xx_address_mode mode) +{ + switch(mode) { + default: + case MOS65XX_AM_NONE: + return "No address mode"; + case MOS65XX_AM_IMP: + return "implied"; + case MOS65XX_AM_ACC: + return "accumulator"; + case MOS65XX_AM_IMM: + return "immediate value"; + case MOS65XX_AM_REL: + return "relative"; + case MOS65XX_AM_INT: + return "interrupt signature"; + case MOS65XX_AM_BLOCK: + return "block move"; + case MOS65XX_AM_ZP: + return "zero page"; + case MOS65XX_AM_ZP_X: + return "zero page indexed with x"; + case MOS65XX_AM_ZP_Y: + return "zero page indexed with y"; + case MOS65XX_AM_ZP_REL: + return "relative bit branch"; + case MOS65XX_AM_ZP_IND: + return "zero page indirect"; + case MOS65XX_AM_ZP_X_IND: + return "zero page indexed with x indirect"; + case MOS65XX_AM_ZP_IND_Y: + return "zero page indirect indexed with y"; + case MOS65XX_AM_ZP_IND_LONG: + return "zero page indirect long"; + case MOS65XX_AM_ZP_IND_LONG_Y: + return "zero page indirect long indexed with y"; + case MOS65XX_AM_ABS: + return "absolute"; + case MOS65XX_AM_ABS_X: + return "absolute indexed with x"; + case MOS65XX_AM_ABS_Y: + return "absolute indexed with y"; + case MOS65XX_AM_ABS_IND: + return "absolute indirect"; + case MOS65XX_AM_ABS_X_IND: + return "absolute indexed with x indirect"; + case MOS65XX_AM_ABS_IND_LONG: + return "absolute indirect long"; + case MOS65XX_AM_ABS_LONG: + return "absolute long"; + case MOS65XX_AM_ABS_LONG_X: + return "absolute long indexed with x"; + case MOS65XX_AM_SR: + return "stack relative"; + case MOS65XX_AM_SR_IND_Y: + return "stack relative indirect indexed with y"; + } +} + + +static void print_insn_detail(cs_insn *ins) +{ + cs_mos65xx *mos65xx; + int i; + + // detail can be NULL on "data" instruction if SKIPDATA option is turned ON + if (ins->detail == NULL) + return; + + mos65xx = &(ins->detail->mos65xx); + + // printf("insn_detail\n"); + printf("\taddress mode: %s\n", get_am_name(mos65xx->am)); + printf("\tmodifies flags: %s\n", mos65xx->modifies_flags ? "true": "false"); + + if (mos65xx->op_count) + printf("\top_count: %u\n", mos65xx->op_count); + + for (i = 0; i < mos65xx->op_count; i++) { + cs_mos65xx_op *op = &(mos65xx->operands[i]); + switch((int)op->type) { + default: + break; + case MOS65XX_OP_REG: + printf("\t\toperands[%u].type: REG = %s\n", i, cs_reg_name(handle, op->reg)); + break; + case MOS65XX_OP_IMM: + printf("\t\toperands[%u].type: IMM = 0x%x\n", i, op->imm); + break; + case MOS65XX_OP_MEM: + printf("\t\toperands[%u].type: MEM = 0x%x\n", i, op->mem); + break; + } + } +} + +static void test() +{ +#define M6502_CODE "\xa1\x12\xa5\x12\xa9\x12\xad\x34\x12\xb1\x12\xb5\x12\xb9\x34\x12\xbd\x34\x12" \ + "\x0d\x34\x12\x00\x81\x87\x6c\x01\x00\x85\xFF\x10\x00\x19\x42\x42\x00\x49\x42" + +#define M65C02_CODE "\x1a\x3a" \ + "\x02\x12\x03\x5c\x34\x12" + +#define MW65C02_CODE \ + "\x07\x12\x27\x12\x47\x12\x67\x12\x87\x12\xa7\x12\xc7\x12\xe7\x12" \ + "\x0f\x12\xfd\x4f\x12\xfd\x8f\x12\xfd\xcf\x12\xfd" + +#define M65816_CODE \ + "\xa9\x34\x12" "\xad\x34\x12" "\xbd\x34\x12" "\xb9\x34\x12" \ + "\xaf\x56\x34\x12" "\xbf\x56\x34\x12" \ + "\xa5\x12" "\xb5\x12" "\xb2\x12" "\xa1\x12" "\xb1\x12" "\xa7\x12" "\xb7\x12" \ + "\xa3\x12" "\xb3\x12" \ + "\xc2\x00" "\xe2\x00" "\x54\x34\x12" "\x44\x34\x12" "\x02\x12" + + struct platform platforms[] = { + { + CS_ARCH_MOS65XX, + (cs_mode)(CS_MODE_MOS65XX_6502), + (unsigned char *)M6502_CODE, + sizeof(M6502_CODE) - 1, + "MOS65XX_6502" + }, + { + CS_ARCH_MOS65XX, + (cs_mode)(CS_MODE_MOS65XX_65C02), + (unsigned char *)M65C02_CODE, + sizeof(M65C02_CODE) - 1, + "MOS65XX_65C02" + }, + { + CS_ARCH_MOS65XX, + (cs_mode)(CS_MODE_MOS65XX_W65C02), + (unsigned char *)MW65C02_CODE, + sizeof(MW65C02_CODE) - 1, + "MOS65XX_W65C02" + }, + { + CS_ARCH_MOS65XX, + (cs_mode)(CS_MODE_MOS65XX_65816_LONG_MX), + (unsigned char *)M65816_CODE, + sizeof(M65816_CODE) - 1, + "MOS65XX_65816 (long m/x)" + }, + }; + + 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 (%s)\n", err, cs_strerror(err)); + abort(); + } + + cs_option(handle, CS_OPT_DETAIL, CS_OPT_ON); + cs_option(handle, CS_OPT_SYNTAX, CS_OPT_SYNTAX_MOTOROLA); + + 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]); + puts(""); + } + 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; +} |