test_ppc.c File Reference

#include <stdio.h>
#include <capstone/platform.h>
#include <capstone/capstone.h>

Go to the source code of this file.

Classes
struct	platform

Macros
#define	PPC_CODE   "\x43\x20\x0c\x07\x41\x56\xff\x17\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"
#define	PPC_CODE2   "\x10\x60\x2a\x10\x10\x64\x28\x88\x7c\x4a\x5d\x0f"

Functions
static void	print_string_hex (const char *comment, unsigned char *str, size_t len)
static const char *	get_bc_name (int bc)
static void	print_insn_detail (cs_insn *ins)
static void	test ()
int	main ()

Variables
static csh	handle

Macro Definition Documentation

PPC_CODE

#define PPC_CODE   "\x43\x20\x0c\x07\x41\x56\xff\x17\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"

PPC_CODE2

#define PPC_CODE2   "\x10\x60\x2a\x10\x10\x64\x28\x88\x7c\x4a\x5d\x0f"

Function Documentation

get_bc_name()

static const char* get_bc_name ( int  bc )

static

Definition at line 31 of file test_ppc.c.

{
    switch(bc) {
        default:
        case PPC_BC_INVALID:
            return ("invalid");
        case PPC_BC_LT:
            return ("lt");
        case PPC_BC_LE:
            return ("le");
        case PPC_BC_EQ:
            return ("eq");
        case PPC_BC_GE:
            return ("ge");
        case PPC_BC_GT:
            return ("gt");
        case PPC_BC_NE:
            return ("ne");
        case PPC_BC_UN:
            return ("un");
        case PPC_BC_NU:
            return ("nu");
        case PPC_BC_SO:
            return ("so");
        case PPC_BC_NS:
            return ("ns");
    }
}

References PPC_BC_EQ, PPC_BC_GE, PPC_BC_GT, PPC_BC_INVALID, PPC_BC_LE, PPC_BC_LT, PPC_BC_NE, PPC_BC_NS, PPC_BC_NU, PPC_BC_SO, and PPC_BC_UN.

Referenced by print_insn_detail().

main()

int main

(

void

)

Definition at line 181 of file test_ppc.c.

{
    test();
 
    return 0;
}

References test().

print_insn_detail()

static void print_insn_detail ( cs_insn *  ins )

static

Definition at line 60 of file test_ppc.c.

{
    cs_ppc *ppc;
    int i;
 
    // detail can be NULL on "data" instruction if SKIPDATA option is turned ON
    if (ins->detail == NULL)
        return;
 
    ppc = &(ins->detail->ppc);
    if (ppc->op_count)
        printf("\top_count: %u\n", ppc->op_count);
 
    for (i = 0; i < ppc->op_count; i++) {
        cs_ppc_op *op = &(ppc->operands[i]);
        switch((int)op->type) {
            default:
                break;
            case PPC_OP_REG:
                printf("\t\toperands[%u].type: REG = %s\n", i, cs_reg_name(handle, op->reg));
                break;
            case PPC_OP_IMM:
                printf("\t\toperands[%u].type: IMM = 0x%" PRIx64 "\n", i, op->imm);
                break;
            case PPC_OP_MEM:
                printf("\t\toperands[%u].type: MEM\n", i);
                if (op->mem.base != PPC_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%x\n", i, op->mem.disp);
 
                break;
            case PPC_OP_CRX:
                printf("\t\toperands[%u].type: CRX\n", i);
                printf("\t\t\toperands[%u].crx.scale: %d\n", i, op->crx.scale);
                printf("\t\t\toperands[%u].crx.reg: %s\n", i, cs_reg_name(handle, op->crx.reg));
                printf("\t\t\toperands[%u].crx.cond: %s\n", i, get_bc_name(op->crx.cond));
                break;
        }
    }
 
    if (ppc->bc != 0)
        printf("\tBranch code: %u\n", ppc->bc);
 
    if (ppc->bh != 0)
        printf("\tBranch hint: %u\n", ppc->bh);
 
    if (ppc->update_cr0)
        printf("\tUpdate-CR0: True\n");
 
    printf("\n");
}

References cs_reg_name(), get_bc_name(), handle, i, NULL, PPC_OP_CRX, PPC_OP_IMM, PPC_OP_MEM, PPC_OP_REG, PPC_REG_INVALID, printf(), and PRIx64.

Referenced by test().

print_string_hex()

static void print_string_hex ( const char *  comment, unsigned char *  str, size_t  len  )

static

Definition at line 19 of file test_ppc.c.

{
    unsigned char *c;
 
    printf("%s", comment);
    for (c = str; c < str + len; c++) {
        printf("0x%02x ", *c & 0xff);
    }
 
    printf("\n");
}

References c, len, printf(), and cmd_descs_generate::str.

Referenced by test().

test()

static void test ( )

static

Definition at line 114 of file test_ppc.c.

{
#define PPC_CODE "\x43\x20\x0c\x07\x41\x56\xff\x17\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"
#define PPC_CODE2 "\x10\x60\x2a\x10\x10\x64\x28\x88\x7c\x4a\x5d\x0f"
 
    struct platform platforms[] = {
        {
            CS_ARCH_PPC,
            CS_MODE_BIG_ENDIAN,
            (unsigned char*)PPC_CODE,
            sizeof(PPC_CODE) - 1,
            "PPC-64",
        },
        {
            CS_ARCH_PPC,
            (cs_mode)(CS_MODE_BIG_ENDIAN + CS_MODE_QPX),
            (unsigned char*)PPC_CODE2,
            sizeof(PPC_CODE2) - 1,
            "PPC-64 + QPX",
        },
    };
 
    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);
    }
}

References arch, platform::comment, count, CS_ARCH_PPC, cs_close(), cs_disasm(), cs_free(), CS_MODE_BIG_ENDIAN, CS_MODE_QPX, cs_open(), CS_OPT_DETAIL, CS_OPT_ON, cs_option(), err, handle, i, platforms, PPC_CODE, PPC_CODE2, print_insn_detail(), print_string_hex(), printf(), and PRIx64.

Referenced by main().

Variable Documentation

handle

csh handle

static

Definition at line 17 of file test_ppc.c.

Referenced by print_insn_detail(), and test().