add LTO support in nyx_mode
MODIFY
include/forkserver.h
include/forkserver.h
@@ -54,7 +54,13 @@ typedef enum NyxReturnValue {
typedef struct {
void *(*nyx_new)(const char *sharedir, const char *workdir,
- uint32_t worker_id, uint32_t cpu_id, bool create_snapshot);
+ uint32_t cpu_id, uint32_t input_buffer_size,
+ bool input_buffer_write_protection);
+ void *(*nyx_new_parent)(const char *sharedir, const char *workdir,
+ uint32_t cpu_id, uint32_t input_buffer_size,
+ bool input_buffer_write_protection);
+ void *(*nyx_new_child)(const char *sharedir, const char *workdir,
+ uint32_t cpu_id, uint32_t worker_id);
void (*nyx_shutdown)(void *qemu_process);
void (*nyx_option_set_reload_mode)(void *qemu_process, bool enable);
void (*nyx_option_set_timeout)(void *qemu_process, uint8_t timeout_sec,

MODIFY
src/afl-forkserver.c
src/afl-forkserver.c
@@ -405,24 +405,27 @@ void afl_fsrv_start(afl_forkserver_t *fsrv, char **argv,
}
- if (fsrv->nyx_parent) {
-
+ if (fsrv->nyx_standalone){
fsrv->nyx_runner = fsrv->nyx_handlers->nyx_new(
- fsrv->target_path, x, fsrv->nyx_id, fsrv->nyx_bind_cpu_id,
- !fsrv->nyx_standalone);
+ fsrv->target_path, x, fsrv->nyx_bind_cpu_id, 0x10000, true);
+ }
+ else{
+ if (fsrv->nyx_parent) {
+ fsrv->nyx_runner = fsrv->nyx_handlers->nyx_new_parent(
+ fsrv->target_path, x, fsrv->nyx_bind_cpu_id, MAX_FILE, true);
} else {
+ fsrv->nyx_runner = fsrv->nyx_handlers->nyx_new_child(
+ fsrv->target_path, x, fsrv->nyx_bind_cpu_id, fsrv->nyx_id);
- fsrv->nyx_runner = fsrv->nyx_handlers->nyx_new(
- fsrv->target_path, x, fsrv->nyx_id, fsrv->nyx_bind_cpu_id, true);
-
+ }
}
if (fsrv->nyx_runner == NULL) { FATAL("Something went wrong ..."); }
u32 tmp_map_size =
fsrv->nyx_handlers->nyx_get_bitmap_buffer_size(fsrv->nyx_runner);
- fsrv->real_map_size = fsrv->map_size;
+ fsrv->real_map_size = tmp_map_size;
fsrv->map_size = (((tmp_map_size + 63) >> 6) << 6);
if (!be_quiet) { ACTF("Target map size: %u", fsrv->real_map_size); }

MODIFY
src/afl-fuzz.c
src/afl-fuzz.c
@@ -404,6 +404,12 @@ nyx_plugin_handler_t *afl_load_libnyx_plugin(u8 *libnyx_binary) {
plugin->nyx_new = dlsym(handle, "nyx_new");
if (plugin->nyx_new == NULL) { goto fail; }
+ plugin->nyx_new_parent = dlsym(handle, "nyx_new_parent");
+ if (plugin->nyx_new_parent == NULL) { goto fail; }
+
+ plugin->nyx_new_child = dlsym(handle, "nyx_new_child");
+ if (plugin->nyx_new_child == NULL) { goto fail; }
+
plugin->nyx_shutdown = dlsym(handle, "nyx_shutdown");
if (plugin->nyx_shutdown == NULL) { goto fail; }
@@ -1341,6 +1347,7 @@ int main(int argc, char **argv_orig, char **envp) {
}
+ afl->fsrv.nyx_parent = true;
afl->fsrv.nyx_id = 0;
}

add LTO support in nyx_mode