From 93d7f38d6797f3a145b87964f4c6aa522b513037 Mon Sep 17 00:00:00 2001
From: Alex Maestas <git@se30.xyz>
Date: Sun, 17 Dec 2023 22:40:04 +0000
Subject: [PATCH] fix simulator build by declaring Trng type as a void pointer

---
 watch-library/shared/watch/watch.h            | 4 ++++
 watch-library/simulator/watch/watch_private.c | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/watch-library/shared/watch/watch.h b/watch-library/shared/watch/watch.h
index 4043fdf..8ede1f6 100644
--- a/watch-library/shared/watch/watch.h
+++ b/watch-library/shared/watch/watch.h
@@ -96,6 +96,10 @@ void watch_reset_to_bootloader(void);
   */
 int read(int file, char *ptr, int len);
 
+#ifdef __EMSCRIPTEN__
+typedef void* Trng;
+#endif
+
 /** @brief Disables the TRNG, working around a silicon erratum.
  */
 void watch_disable_TRNG(Trng* hw);
diff --git a/watch-library/simulator/watch/watch_private.c b/watch-library/simulator/watch/watch_private.c
index 3425341..509a30b 100644
--- a/watch-library/simulator/watch/watch_private.c
+++ b/watch-library/simulator/watch/watch_private.c
@@ -57,6 +57,8 @@ void _watch_disable_tcc(void) {}
 
 void _watch_enable_usb(void) {}
 
+void watch_disable_TRNG(Trng* hw) {}
+
 // this function ends up getting called by printf to log stuff to the USB console.
 int _write(int file, char *ptr, int len) {
     // TODO: (a2) hook to UI