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wip: afl-untracer

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This commit is contained in:
van Hauser
2020-04-29 20:44:30 +02:00
parent c53663c7ac
commit fced3e00ce
7 changed files with 681 additions and 25 deletions
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9
examples/afl_proxy/afl-proxy.c
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@ -178,7 +178,7 @@ static void __afl_start_forkserver(void) {
static u32 __afl_next_testcase(u8 *buf, u32 max_len) {
s32 status;
s32 status, res = 0xffffff;
/* Wait for parent by reading from the pipe. Abort if read fails. */
if (read(FORKSRV_FD, &status, 4) != 4) return 0;
@ -186,6 +186,9 @@ static u32 __afl_next_testcase(u8 *buf, u32 max_len) {
/* we have a testcase - read it */
status = read(0, buf, max_len);
/* report that we are starting the target */
if (write(FORKSRV_FD + 1, &res, 4) != 4) return 0;
if (status < 1)
return 0;
else
@ -206,12 +209,12 @@ static void __afl_end_testcase(void) {
int main(int argc, char *argv[]) {
/* This is were the testcase data is written into */
u8 buf[1024];
u8 buf[1024]; // this is the maximum size for a test case! set it!
u32 len;
/* here you specify the map size you need that you are reporting to
afl-fuzz. */
__afl_map_size = MAP_SIZE;
__afl_map_size = MAP_SIZE; // default is 65536
/* then we initialize the shared memory map and start the forkserver */
__afl_map_shm();