Add Rust bindings to master branch (#1401)

* Rust bindings (#1295)

* rust bindings init

* updated bindings/README

* Improved Rust bindings: (#1309)

* Added basic block hooking
* Changed confusing struct naming. Before: Protection::All -> R,W,X, Now: Permission::All -> R,W,X
* Fixed issue with remove_hook(..). Implementation tried to remove hook from incorrect hashmap.
* Made unused private vmmap(..) public.

* Improve Rust bindings (#1367)

* fixed tests

* constant readability

* HookType as bitflags

* Mode as bitflags

* improve bitflags

* cargo fmt

* removed unnecessary "as usize"

* fixed buggy deallocation of uc_context structs

* Remove data field in rust bindings

Co-authored-by: Lukas Seidel <pr0me@users.noreply.github.com>
Co-authored-by: Nikolas Eller <nikolas.e@mail.de>
Co-authored-by: Simon Wörner <git@simon-woerner.de>
Co-authored-by: floesen <floesen@users.noreply.github.com>

bindings/rust/src/ppc.rs

@@ -0,0 +1,42 @@
+#![allow(non_camel_case_types)]
+// For Unicorn Engine. AUTO-GENERATED FILE, DO NOT EDIT
+
+// PowerPC registers
+#[repr(C)]
+#[derive(PartialEq, Debug, Clone, Copy)]
+pub enum RegisterPPC {
+    INVALID = 0,
+    PC = 1,
+    GPR0 = 2,
+    GPR1 = 3,
+    GPR2 = 4,
+    GPR3 = 5,
+    GPR4 = 6,
+    GPR5 = 7,
+    GPR6 = 8,
+    GPR7 = 9,
+    GPR8 = 10,
+    GPR9 = 11,
+    GPR10 = 12,
+    GPR11 = 13,
+    GPR12 = 14,
+    GPR13 = 15,
+    GPR14 = 16,
+    GPR15 = 17,
+    GPR16 = 18,
+    GPR17 = 19,
+    GPR18 = 20,
+    GPR19 = 21,
+    GPR20 = 22,
+    GPR21 = 23,
+    GPR22 = 24,
+    GPR23 = 25,
+    GPR24 = 26,
+    GPR25 = 27,
+    GPR26 = 28,
+    GPR27 = 29,
+    GPR28 = 30,
+    GPR29 = 31,
+    GPR30 = 32,
+    GPR31 = 33,
+}