fix(zemu): add a couple of "safety" pics

chore: add optimization profiles in workspace manifest

Author: Karrq

Cargo.toml

@@ -5,3 +5,12 @@ members = [
 ]
 
 resolver = "2"
+
+[profile.dev]
+panic = "abort"
+
+[profile.release]
+lto = false
+codegen-units = 1
+debug = true
+opt-level = "z"

zemu/src/lib.rs

@@ -33,6 +33,7 @@ pub(self) mod bindings {
 pub fn zemu_log(_s: &str) {
     #[cfg(zemu_sdk)]
     unsafe {
+        let _s = bolos_sys::pic::PIC::new(_s).into_inner();
         let p = _s.as_bytes().as_ptr();
         bindings::zemu_log(p)
     }
@@ -41,6 +42,7 @@ pub fn zemu_log(_s: &str) {
 pub fn zemu_log_stack(_s: &str) {
     #[cfg(zemu_sdk)]
     unsafe {
+        let _s = bolos_sys::pic::PIC::new(_s).into_inner();
         let p = _s.as_bytes().as_ptr();
         bindings::zemu_log_stack(p)
     }

zemu/src/ui_toolkit/backends/nanos.rs

@@ -73,7 +73,8 @@ impl UIBackend<KEY_SIZE> for NanoSBackend {
     }
 
     fn message_buf(&self) -> Self::MessageBuf {
-        ArrayString::from_byte_string(&[0; MESSAGE_SIZE]).expect("0x00 is not valid utf8?")
+        let init = PIC::new(&[0; MESSAGE_SIZE]).into_inner();
+        ArrayString::from_byte_string(init).expect("0x00 is not valid utf8?")
     }
 
     fn split_value_field(&mut self, message_buf: Self::MessageBuf) {