feat(core): add Zcash Rust primitives

core/.changelog.d/2510.added

@@ -0,0 +1 @@
+Add Zcash Rust primitives

core/SConscript.firmware

@@ -202,6 +202,10 @@ if UI2:
     SOURCE_MOD += [
         'embed/extmod/rustmods/modtrezorui2.c',
     ]
+if EVERYTHING:
+    SOURCE_MOD += [
+        'embed/extmod/rustmods/modtrezorzcashprimitives.c'
+    ]
 
 # modutime
 SOURCE_MOD += [

core/SConscript.unix

@@ -202,6 +202,10 @@ if UI2:
     SOURCE_MOD += [
         'embed/extmod/rustmods/modtrezorui2.c',
     ]
+if EVERYTHING:
+    SOURCE_MOD += [
+        'embed/extmod/rustmods/modtrezorzcashprimitives.c'
+    ]
 
 # modutime
 SOURCE_MOD += [

core/embed/extmod/rustmods/modtrezorzcashprimitives.c

@@ -0,0 +1,32 @@
+/*
+ * This file is part of the Trezor project, https://trezor.io/
+ *
+ * Copyright (c) SatoshiLabs
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "py/runtime.h"
+
+#include "librust.h"
+
+#if MICROPY_PY_TREZORPALLAS
+MP_REGISTER_MODULE(MP_QSTR_trezorpallas, mp_module_trezorpallas,
+                   MICROPY_PY_TREZORPALLAS);
+#endif  // MICROPY_PY_TREZORPALLAS
+
+#if MICROPY_PY_TREZORPOSEIDON
+MP_REGISTER_MODULE(MP_QSTR_trezorposeidon, mp_module_trezorposeidon,
+                   MICROPY_PY_TREZORPOSEIDON);
+#endif  // MICROPY_PY_TREZORPOSEIDON

core/embed/firmware/mpconfigport.h

@@ -160,6 +160,8 @@
 #define MICROPY_PY_TREZORUTILS      (1)
 #define MICROPY_PY_TREZORPROTO      (1)
 #define MICROPY_PY_TREZORUI2        (1)
+#define MICROPY_PY_TREZORPALLAS     (1)
+#define MICROPY_PY_TREZORPOSEIDON   (1)
 
 #ifdef SYSTEM_VIEW
 #define MP_PLAT_PRINT_STRN(str, len) segger_print(str, len)

core/embed/rust/Cargo.toml

@@ -53,6 +53,34 @@ default_features = false
 version = "0.2.4"
 default_features = false
 
+[dependencies.ff]
+version = "0.12"
+default-features = false
+
+[dependencies.group]
+version = "0.12"
+default-features = false
+
+[dependencies.bitvec]
+version = "1"
+default-features = false
+
+[dependencies.rand_core]
+version = "0.6.3"
+default_features = false
+
+[dependencies.blake2b_simd]
+version = "1"
+default_features = false
+
+[dependencies.pasta_curves]
+version = "0.4.0"
+default-features = false
+
+[dependencies.reddsa]
+version = "0.3.0"
+default_features = false
+
 # Build dependencies
 
 [build-dependencies.bindgen]
@@ -69,3 +97,14 @@ version = "1.0.69"
 [build-dependencies.glob]
 optional = true
 version = "0.3.0"
+
+[patch.crates-io.blake2b_simd]
+path = "./blake2b_hal"
+
+[patch.crates-io.pasta_curves]
+git = "https://github.com/jarys/pasta_curves"
+branch = "unboxed-hashtocurve-and-uninline"
+
+[patch.crates-io.reddsa]
+git = "https://github.com/jarys/reddsa"
+branch = "fix-alloc-feature"

core/embed/rust/blake2b_hal/Cargo.toml

@@ -0,0 +1,9 @@
+[package]
+name = "blake2b_simd"
+version = "1.0.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+cty = "0.2.2"