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authorWorksButNotTested <62701594+WorksButNotTested@users.noreply.github.com>2021-05-18 19:27:02 +0100
committerGitHub <noreply@github.com>2021-05-18 20:27:02 +0200
commit2ef9ff44682ff1a922536c9be461047f9e47ba25 (patch)
tree8ea23094a3a537e7006105703f258555063af931 /frida_mode/src/main.c
parentaf900bca981c2ac9cc328cbe5348929cf7be77be (diff)
downloadafl++-2ef9ff44682ff1a922536c9be461047f9e47ba25.tar.gz
Minor integration tweaks (#926)
Co-authored-by: Your Name <you@example.com>
Diffstat (limited to 'frida_mode/src/main.c')
-rw-r--r--frida_mode/src/main.c37
1 files changed, 24 insertions, 13 deletions
diff --git a/frida_mode/src/main.c b/frida_mode/src/main.c
index e031dbed..21073cbe 100644
--- a/frida_mode/src/main.c
+++ b/frida_mode/src/main.c
@@ -75,16 +75,22 @@ static void on_main_os(int argc, char **argv, char **envp) {
#endif
-static int *on_main(int argc, char **argv, char **envp) {
+static void embedded_init() {
- void *fork_addr;
+ static gboolean initialized = false;
+ if (!initialized) {
- on_main_os(argc, argv, envp);
+ gum_init_embedded();
+ initialized = true;
- unintercept_self();
+ }
- stalker_init();
+}
+
+void afl_frida_start() {
+ embedded_init();
+ stalker_init();
lib_init();
entry_init();
instrument_init();
@@ -92,12 +98,23 @@ static int *on_main(int argc, char **argv, char **envp) {
prefetch_init();
ranges_init();
- fork_addr = GSIZE_TO_POINTER(gum_module_find_export_by_name(NULL, "fork"));
+ void *fork_addr =
+ GSIZE_TO_POINTER(gum_module_find_export_by_name(NULL, "fork"));
intercept(fork_addr, on_fork, NULL);
stalker_start();
entry_run();
+}
+
+static int *on_main(int argc, char **argv, char **envp) {
+
+ on_main_os(argc, argv, envp);
+
+ unintercept_self();
+
+ afl_frida_start();
+
return main_fn(argc, argv, envp);
}
@@ -149,13 +166,7 @@ static void intercept_main(void) {
__attribute__((constructor)) static void init(void) {
- gum_init_embedded();
- if (!gum_stalker_is_supported()) {
-
- gum_deinit_embedded();
- FATAL("Failed to initialize embedded");
-
- }
+ embedded_init();
intercept_main();