hasher: Move to trezor-crypto

This reverts commit dd7b21a6ca.

firmware/Makefile

@@ -20,7 +20,6 @@ OBJS += protect.o
 OBJS += layout2.o
 OBJS += recovery.o
 OBJS += reset.o
-OBJS += hasher.o
 OBJS += signing.o
 OBJS += crypto.o
 OBJS += ethereum.o
@@ -59,6 +58,8 @@ OBJS += ../vendor/trezor-crypto/segwit_addr.o
 OBJS += ../vendor/trezor-crypto/ripemd160.o
 OBJS += ../vendor/trezor-crypto/sha2.o
 OBJS += ../vendor/trezor-crypto/sha3.o
+OBJS += ../vendor/trezor-crypto/blake256.o
+OBJS += ../vendor/trezor-crypto/hasher.o
 
 OBJS += ../vendor/trezor-crypto/aes/aescrypt.o
 OBJS += ../vendor/trezor-crypto/aes/aeskey.o

firmware/hasher.c

@@ -1,63 +0,0 @@
-/*
- * This file is part of the TREZOR project, https://trezor.io/
- *
- * Copyright (C) 2017 Saleem Rashid <trezor@saleemrashid.com>
- *
- * This library is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This library 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 Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this library.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "hasher.h"
-
-void hasher_Init(Hasher *hasher, HasherType type) {
-	hasher->type = type;
-
-	switch (hasher->type) {
-	case HASHER_SHA2:
-		sha256_Init(&hasher->ctx.sha2);
-		break;
-	}
-}
-
-void hasher_Reset(Hasher *hasher) {
-	hasher_Init(hasher, hasher->type);
-}
-
-void hasher_Update(Hasher *hasher, const uint8_t *data, size_t length) {
-	switch (hasher->type) {
-	case HASHER_SHA2:
-		sha256_Update(&hasher->ctx.sha2, data, length);
-		break;
-	}
-}
-
-void hasher_Final(Hasher *hasher, uint8_t hash[HASHER_DIGEST_LENGTH]) {
-	switch (hasher->type) {
-	case HASHER_SHA2:
-		sha256_Final(&hasher->ctx.sha2, hash);
-		break;
-	}
-}
-
-void hasher_Double(Hasher *hasher, uint8_t hash[HASHER_DIGEST_LENGTH]) {
-	hasher_Final(hasher, hash);
-	hasher_Raw(hasher->type, hash, HASHER_DIGEST_LENGTH, hash);
-}
-
-void hasher_Raw(HasherType type, const uint8_t *data, size_t length, uint8_t hash[HASHER_DIGEST_LENGTH]) {
-	Hasher hasher;
-
-	hasher_Init(&hasher, type);
-	hasher_Update(&hasher, data, length);
-	hasher_Final(&hasher, hash);
-}

firmware/hasher.h

@@ -1,50 +0,0 @@
-/*
- * This file is part of the TREZOR project, https://trezor.io/
- *
- * Copyright (C) 2017 Saleem Rashid <trezor@saleemrashid.com>
- *
- * This library is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This library 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 Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this library.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef __HASHER_H__
-#define __HASHER_H__
-
-#include <stddef.h>
-#include <stdint.h>
-
-#include "sha2.h"
-
-#define HASHER_DIGEST_LENGTH 32
-
-typedef enum {
-    HASHER_SHA2,
-} HasherType;
-
-typedef struct {
-    HasherType type;
-
-    union {
-        SHA256_CTX sha2;
-    } ctx;
-} Hasher;
-
-void hasher_Init(Hasher *hasher, HasherType type);
-void hasher_Reset(Hasher *hasher);
-void hasher_Update(Hasher *hasher, const uint8_t *data, size_t length);
-void hasher_Final(Hasher *hasher, uint8_t hash[HASHER_DIGEST_LENGTH]);
-void hasher_Double(Hasher *hasher, uint8_t hash[HASHER_DIGEST_LENGTH]);
-
-void hasher_Raw(HasherType type, const uint8_t *data, size_t length, uint8_t hash[HASHER_DIGEST_LENGTH]);
-
-#endif