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minor sample things

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This commit is contained in:
Dominik Maier
2020-05-01 02:07:35 +02:00
parent cc78fb721b
commit be4e5d2617
3 changed files with 5 additions and 2 deletions
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3
unicorn_mode/samples/persistent/Makefile
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@ -45,3 +45,6 @@ harness: harness.o
debug: harness-debug.o
${MYCC} -L${LIBDIR} harness.o ../../unicornafl/libunicornafl.a $(LDFLAGS) -o harness-debug
fuzz: harness
../../../afl-fuzz -m none -i sample_inputs -o out -- ./harness @@

4
unicorn_mode/samples/persistent/harness.c
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@ -151,7 +151,7 @@ static void mem_map_checked(uc_engine *uc, uint64_t addr, size_t size, uint32_t
//printf("SIZE %llx, align: %llx\n", size, ALIGNMENT);
uc_err err = uc_mem_map(uc, addr, size, mode);
if (err != UC_ERR_OK) {
printf("Error mapping %ld bytes at 0x%lx: %s (mode: %d)\n", size, addr, uc_strerror(err), mode);
printf("Error mapping %zu bytes at 0x%llx: %s (mode: %d)\n", size, (unsigned long long) addr, uc_strerror(err), mode);
exit(1);
}
}
@ -213,7 +213,7 @@ int main(int argc, char **argv, char **envp) {
// Setup the Stack
mem_map_checked(uc, STACK_ADDRESS - STACK_SIZE, STACK_SIZE, UC_PROT_READ | UC_PROT_WRITE);
uint64_t stack_val = STACK_ADDRESS;
printf("%lu", stack_val);
printf("%llu", (unsigned long long) stack_val);
uc_reg_write(uc, UC_X86_REG_RSP, &stack_val);
// reserve some space for our input data

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unicorn_mode/samples/persistent/persistent_target Executable file
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