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samples: update sample_mips to use new API

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Jonathon Reinhart 2015-08-26 08:24:17 -04:00
parent 20bdbf638d
commit 7ac92ac50a
1 changed files with 24 additions and 24 deletions
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48
samples/sample_mips.c
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@ -15,28 +15,28 @@
// memory address where emulation starts
#define ADDRESS 0x10000
static void hook_block(uch handle, uint64_t address, uint32_t size, void *user_data)
static void hook_block(struct uc_struct *uc, uint64_t address, uint32_t size, void *user_data)
{
printf(">>> Tracing basic block at 0x%"PRIx64 ", block size = 0x%x\n", address, size);
}
static void hook_code(uch handle, uint64_t address, uint32_t size, void *user_data)
static void hook_code(struct uc_struct *uc, uint64_t address, uint32_t size, void *user_data)
{
printf(">>> Tracing instruction at 0x%"PRIx64 ", instruction size = 0x%x\n", address, size);
}
static void test_mips_eb(void)
{
uch handle;
struct uc_struct *uc;
uc_err err;
uch trace1, trace2;
uc_hook_h trace1, trace2;
int r1 = 0x6789; // R1 register
printf("Emulate MIPS code (big-endian)\n");
// Initialize emulator in MIPS mode
err = uc_open(UC_ARCH_MIPS, UC_MODE_MIPS32 + UC_MODE_BIG_ENDIAN, &handle);
err = uc_open(UC_ARCH_MIPS, UC_MODE_MIPS32 + UC_MODE_BIG_ENDIAN, &uc);
if (err) {
printf("Failed on uc_open() with error returned: %u (%s)\n",
err, uc_strerror(err));
@ -44,23 +44,23 @@ static void test_mips_eb(void)
}
// map 2MB memory for this emulation
uc_mem_map(handle, ADDRESS, 2 * 1024 * 1024);
uc_mem_map(uc, ADDRESS, 2 * 1024 * 1024);
// write machine code to be emulated to memory
uc_mem_write(handle, ADDRESS, (uint8_t *)MIPS_CODE_EB, sizeof(MIPS_CODE_EB) - 1);
uc_mem_write(uc, ADDRESS, (uint8_t *)MIPS_CODE_EB, sizeof(MIPS_CODE_EB) - 1);
// initialize machine registers
uc_reg_write(handle, UC_MIPS_REG_1, &r1);
uc_reg_write(uc, UC_MIPS_REG_1, &r1);
// tracing all basic blocks with customized callback
uc_hook_add(handle, &trace1, UC_HOOK_BLOCK, hook_block, NULL, (uint64_t)1, (uint64_t)0);
uc_hook_add(uc, &trace1, UC_HOOK_BLOCK, hook_block, NULL, (uint64_t)1, (uint64_t)0);
// tracing one instruction at ADDRESS with customized callback
uc_hook_add(handle, &trace2, UC_HOOK_CODE, hook_code, NULL, (uint64_t)ADDRESS, (uint64_t)ADDRESS);
uc_hook_add(uc, &trace2, UC_HOOK_CODE, hook_code, NULL, (uint64_t)ADDRESS, (uint64_t)ADDRESS);
// emulate machine code in infinite time (last param = 0), or when
// finishing all the code.
err = uc_emu_start(handle, ADDRESS, ADDRESS + sizeof(MIPS_CODE_EB) - 1, 0, 0);
err = uc_emu_start(uc, ADDRESS, ADDRESS + sizeof(MIPS_CODE_EB) - 1, 0, 0);
if (err) {
printf("Failed on uc_emu_start() with error returned: %u (%s)\n", err, uc_strerror(err));
}
@ -68,17 +68,17 @@ static void test_mips_eb(void)
// now print out some registers
printf(">>> Emulation done. Below is the CPU context\n");
uc_reg_read(handle, UC_MIPS_REG_1, &r1);
uc_reg_read(uc, UC_MIPS_REG_1, &r1);
printf(">>> R1 = 0x%x\n", r1);
uc_close(&handle);
uc_close(uc);
}
static void test_mips_el(void)
{
uch handle;
struct uc_struct *uc;
uc_err err;
uch trace1, trace2;
uc_hook_h trace1, trace2;
int r1 = 0x6789; // R1 register
@ -86,7 +86,7 @@ static void test_mips_el(void)
printf("Emulate MIPS code (little-endian)\n");
// Initialize emulator in MIPS mode
err = uc_open(UC_ARCH_MIPS, UC_MODE_MIPS32, &handle);
err = uc_open(UC_ARCH_MIPS, UC_MODE_MIPS32, &uc);
if (err) {
printf("Failed on uc_open() with error returned: %u (%s)\n",
err, uc_strerror(err));
@ -94,23 +94,23 @@ static void test_mips_el(void)
}
// map 2MB memory for this emulation
uc_mem_map(handle, ADDRESS, 2 * 1024 * 1024);
uc_mem_map(uc, ADDRESS, 2 * 1024 * 1024);
// write machine code to be emulated to memory
uc_mem_write(handle, ADDRESS, (uint8_t *)MIPS_CODE_EL, sizeof(MIPS_CODE_EL) - 1);
uc_mem_write(uc, ADDRESS, (uint8_t *)MIPS_CODE_EL, sizeof(MIPS_CODE_EL) - 1);
// initialize machine registers
uc_reg_write(handle, UC_MIPS_REG_1, &r1);
uc_reg_write(uc, UC_MIPS_REG_1, &r1);
// tracing all basic blocks with customized callback
uc_hook_add(handle, &trace1, UC_HOOK_BLOCK, hook_block, NULL, (uint64_t)1, (uint64_t)0);
uc_hook_add(uc, &trace1, UC_HOOK_BLOCK, hook_block, NULL, (uint64_t)1, (uint64_t)0);
// tracing one instruction at ADDRESS with customized callback
uc_hook_add(handle, &trace2, UC_HOOK_CODE, hook_code, NULL, (uint64_t)ADDRESS, (uint64_t)ADDRESS);
uc_hook_add(uc, &trace2, UC_HOOK_CODE, hook_code, NULL, (uint64_t)ADDRESS, (uint64_t)ADDRESS);
// emulate machine code in infinite time (last param = 0), or when
// finishing all the code.
err = uc_emu_start(handle, ADDRESS, ADDRESS + sizeof(MIPS_CODE_EL) - 1, 0, 0);
err = uc_emu_start(uc, ADDRESS, ADDRESS + sizeof(MIPS_CODE_EL) - 1, 0, 0);
if (err) {
printf("Failed on uc_emu_start() with error returned: %u (%s)\n", err, uc_strerror(err));
}
@ -118,10 +118,10 @@ static void test_mips_el(void)
// now print out some registers
printf(">>> Emulation done. Below is the CPU context\n");
uc_reg_read(handle, UC_MIPS_REG_1, &r1);
uc_reg_read(uc, UC_MIPS_REG_1, &r1);
printf(">>> R1 = 0x%x\n", r1);
uc_close(&handle);
uc_close(uc);
}
int main(int argc, char **argv, char **envp)