tsh tests / update setregularkey tsh

hookstests/hookset/wasm/rollback.c

@@ -0,0 +1,22 @@
+/**
+ * This hook just accepts any transaction coming through it
+ */
+#include <stdint.h>
+
+extern int32_t _g       (uint32_t id, uint32_t maxiter);
+extern int64_t rollback   (uint32_t read_ptr, uint32_t read_len, int64_t error_code);
+extern int64_t accept   (uint32_t read_ptr, uint32_t read_len, int64_t error_code);
+
+int64_t cbak(uint32_t reserved)
+{
+    accept(0,0,0);
+    return 0;
+}
+
+int64_t hook(uint32_t reserved )
+{
+    rollback (0,0,0); 
+    _g(1,1);   // every hook needs to import guard function and use it at least once
+    // unreachable
+    return 0;
+}