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fix afl-frida

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This commit is contained in:
van Hauser
2020-07-16 00:24:37 +02:00
parent 08d3169df4
commit 2077309c8d
1 changed files with 4 additions and 3 deletions
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7
examples/afl_frida/afl-frida.c
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@ -127,6 +127,7 @@ void __afl_manual_init();
// Because we do our own logging. // Because we do our own logging.
extern uint8_t *__afl_area_ptr; extern uint8_t *__afl_area_ptr;
static __thread guint64 previous_pc;
// Frida stuff below. // Frida stuff below.
typedef struct { typedef struct {
@ -138,9 +139,7 @@ typedef struct {
inline static void afl_maybe_log(guint64 current_pc) { inline static void afl_maybe_log(guint64 current_pc) {
static __thread guint64 previous_pc; // fprintf(stderr, "PC: %p ^ %p\n", current_pc, previous_pc);
// fprintf(stderr, "PC: %p\n", current_pc);
current_pc = (current_pc >> 4) ^ (current_pc << 8); current_pc = (current_pc >> 4) ^ (current_pc << 8);
current_pc &= MAP_SIZE - 1; current_pc &= MAP_SIZE - 1;
@ -502,6 +501,8 @@ int main() {
while (__afl_persistent_loop(UINT32_MAX) != 0) { while (__afl_persistent_loop(UINT32_MAX) != 0) {
previous_pc = 0; // Required!
#ifdef _DEBUG #ifdef _DEBUG
fprintf(stderr, "CLIENT crc: %016llx len: %u\n", hash64(__afl_fuzz_ptr, *__a fprintf(stderr, "CLIENT crc: %016llx len: %u\n", hash64(__afl_fuzz_ptr, *__a
fprintf(stderr, "RECV:"); fprintf(stderr, "RECV:");