Added JS support (#992)

* Added JS support

* Added some documentation

Co-authored-by: Your Name <you@example.com>

1 files changed, 35 insertions, 0 deletions

diff --git a/frida_mode/src/intercept.c b/frida_mode/src/intercept.c
new file mode 100644
index 00000000..ed8d27bd
--- /dev/null
+++ b/frida_mode/src/intercept.c
@@ -0,0 +1,35 @@
+#include "frida-gumjs.h"
+
+#include "debug.h"
+
+#include "intercept.h"
+
+void intercept_hook(void *address, gpointer replacement, gpointer user_data) {
+
+  GumInterceptor *interceptor = gum_interceptor_obtain();
+  gum_interceptor_begin_transaction(interceptor);
+  GumReplaceReturn ret =
+      gum_interceptor_replace(interceptor, address, replacement, user_data);
+  if (ret != GUM_REPLACE_OK) { FATAL("gum_interceptor_attach: %d", ret); }
+  gum_interceptor_end_transaction(interceptor);
+
+}
+
+void intercept_unhook(void *address) {
+
+  GumInterceptor *interceptor = gum_interceptor_obtain();
+
+  gum_interceptor_begin_transaction(interceptor);
+  gum_interceptor_revert(interceptor, address);
+  gum_interceptor_end_transaction(interceptor);
+  gum_interceptor_flush(interceptor);
+
+}
+
+void intercept_unhook_self(void) {
+
+  GumInvocationContext *ctx = gum_interceptor_get_current_invocation();
+  intercept_unhook(ctx->function);
+
+}
+