summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--src/core/crypto/aes_util.cpp35
-rw-r--r--src/core/crypto/aes_util.h12
-rw-r--r--src/core/crypto/encryption_layer.h1
-rw-r--r--src/core/crypto/key_manager.cpp15
-rw-r--r--src/core/crypto/key_manager.h7
5 files changed, 35 insertions, 35 deletions
diff --git a/src/core/crypto/aes_util.cpp b/src/core/crypto/aes_util.cpp
index 4690af5f8..a9876c83e 100644
--- a/src/core/crypto/aes_util.cpp
+++ b/src/core/crypto/aes_util.cpp
@@ -3,10 +3,22 @@
// Refer to the license.txt file included.
#include <mbedtls/cipher.h>
+#include "common/assert.h"
+#include "common/logging/log.h"
#include "core/crypto/aes_util.h"
#include "core/crypto/key_manager.h"
namespace Core::Crypto {
+namespace {
+std::vector<u8> CalculateNintendoTweak(size_t sector_id) {
+ std::vector<u8> out(0x10);
+ for (size_t i = 0xF; i <= 0xF; --i) {
+ out[i] = sector_id & 0xFF;
+ sector_id >>= 8;
+ }
+ return out;
+}
+} // Anonymous namespace
static_assert(static_cast<size_t>(Mode::CTR) == static_cast<size_t>(MBEDTLS_CIPHER_AES_128_CTR),
"CTR has incorrect value.");
@@ -56,27 +68,28 @@ void AESCipher<Key, KeySize>::SetIV(std::vector<u8> iv) {
}
template <typename Key, size_t KeySize>
-void AESCipher<Key, KeySize>::Transcode(const u8* src, size_t size, u8* dest, Op op) {
- size_t written = 0;
-
- const auto context = op == Op::Encrypt ? &ctx->encryption_context : &ctx->decryption_context;
+void AESCipher<Key, KeySize>::Transcode(const u8* src, size_t size, u8* dest, Op op) const {
+ auto* const context = op == Op::Encrypt ? &ctx->encryption_context : &ctx->decryption_context;
mbedtls_cipher_reset(context);
+ size_t written = 0;
if (mbedtls_cipher_get_cipher_mode(context) == MBEDTLS_MODE_XTS) {
mbedtls_cipher_update(context, src, size, dest, &written);
- if (written != size)
+ if (written != size) {
LOG_WARNING(Crypto, "Not all data was decrypted requested={:016X}, actual={:016X}.",
size, written);
+ }
} else {
const auto block_size = mbedtls_cipher_get_block_size(context);
for (size_t offset = 0; offset < size; offset += block_size) {
auto length = std::min<size_t>(block_size, size - offset);
mbedtls_cipher_update(context, src + offset, length, dest + offset, &written);
- if (written != length)
+ if (written != length) {
LOG_WARNING(Crypto, "Not all data was decrypted requested={:016X}, actual={:016X}.",
length, written);
+ }
}
}
@@ -97,16 +110,6 @@ void AESCipher<Key, KeySize>::XTSTranscode(const u8* src, size_t size, u8* dest,
}
}
-template <typename Key, size_t KeySize>
-std::vector<u8> AESCipher<Key, KeySize>::CalculateNintendoTweak(size_t sector_id) {
- std::vector<u8> out(0x10);
- for (size_t i = 0xF; i <= 0xF; --i) {
- out[i] = sector_id & 0xFF;
- sector_id >>= 8;
- }
- return out;
-}
-
template class AESCipher<Key128>;
template class AESCipher<Key256>;
} // namespace Core::Crypto \ No newline at end of file
diff --git a/src/core/crypto/aes_util.h b/src/core/crypto/aes_util.h
index 5b0b02738..8ce9d6612 100644
--- a/src/core/crypto/aes_util.h
+++ b/src/core/crypto/aes_util.h
@@ -7,7 +7,7 @@
#include <memory>
#include <type_traits>
#include <vector>
-#include "common/assert.h"
+#include "common/common_types.h"
#include "core/file_sys/vfs.h"
namespace Core::Crypto {
@@ -38,15 +38,19 @@ public:
void SetIV(std::vector<u8> iv);
template <typename Source, typename Dest>
- void Transcode(const Source* src, size_t size, Dest* dest, Op op) {
+ void Transcode(const Source* src, size_t size, Dest* dest, Op op) const {
+ static_assert(std::is_trivially_copyable_v<Source> && std::is_trivially_copyable_v<Dest>,
+ "Transcode source and destination types must be trivially copyable.");
Transcode(reinterpret_cast<const u8*>(src), size, reinterpret_cast<u8*>(dest), op);
}
- void Transcode(const u8* src, size_t size, u8* dest, Op op);
+ void Transcode(const u8* src, size_t size, u8* dest, Op op) const;
template <typename Source, typename Dest>
void XTSTranscode(const Source* src, size_t size, Dest* dest, size_t sector_id,
size_t sector_size, Op op) {
+ static_assert(std::is_trivially_copyable_v<Source> && std::is_trivially_copyable_v<Dest>,
+ "XTSTranscode source and destination types must be trivially copyable.");
XTSTranscode(reinterpret_cast<const u8*>(src), size, reinterpret_cast<u8*>(dest), sector_id,
sector_size, op);
}
@@ -56,7 +60,5 @@ public:
private:
std::unique_ptr<CipherContext> ctx;
-
- static std::vector<u8> CalculateNintendoTweak(size_t sector_id);
};
} // namespace Core::Crypto
diff --git a/src/core/crypto/encryption_layer.h b/src/core/crypto/encryption_layer.h
index 71bca1f23..7f05af9b4 100644
--- a/src/core/crypto/encryption_layer.h
+++ b/src/core/crypto/encryption_layer.h
@@ -4,6 +4,7 @@
#pragma once
+#include "common/common_types.h"
#include "core/file_sys/vfs.h"
namespace Core::Crypto {
diff --git a/src/core/crypto/key_manager.cpp b/src/core/crypto/key_manager.cpp
index 678ac5752..fc45e7ab5 100644
--- a/src/core/crypto/key_manager.cpp
+++ b/src/core/crypto/key_manager.cpp
@@ -2,19 +2,16 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
+#include <algorithm>
#include <array>
#include <fstream>
#include <locale>
#include <sstream>
#include <string_view>
-#include <mbedtls/sha256.h>
-#include "common/assert.h"
#include "common/common_paths.h"
#include "common/file_util.h"
-#include "common/logging/log.h"
#include "core/crypto/key_manager.h"
#include "core/settings.h"
-#include "key_manager.h"
namespace Core::Crypto {
@@ -66,8 +63,7 @@ KeyManager::KeyManager() {
AttemptLoadKeyFile(yuzu_keys_dir, hactool_keys_dir, "title.keys", true);
}
-void KeyManager::LoadFromFile(std::string_view filename_, bool is_title_keys) {
- const auto filename = std::string(filename_);
+void KeyManager::LoadFromFile(const std::string& filename, bool is_title_keys) {
std::ifstream file(filename);
if (!file.is_open())
return;
@@ -107,11 +103,8 @@ void KeyManager::LoadFromFile(std::string_view filename_, bool is_title_keys) {
}
}
-void KeyManager::AttemptLoadKeyFile(std::string_view dir1_, std::string_view dir2_,
- std::string_view filename_, bool title) {
- const std::string dir1(dir1_);
- const std::string dir2(dir2_);
- const std::string filename(filename_);
+void KeyManager::AttemptLoadKeyFile(const std::string& dir1, const std::string& dir2,
+ const std::string& filename, bool title) {
if (FileUtil::Exists(dir1 + DIR_SEP + filename))
LoadFromFile(dir1 + DIR_SEP + filename, title);
else if (FileUtil::Exists(dir2 + DIR_SEP + filename))
diff --git a/src/core/crypto/key_manager.h b/src/core/crypto/key_manager.h
index 03152a12c..c4c53cefc 100644
--- a/src/core/crypto/key_manager.h
+++ b/src/core/crypto/key_manager.h
@@ -5,6 +5,7 @@
#pragma once
#include <array>
+#include <string>
#include <type_traits>
#include <unordered_map>
#include <vector>
@@ -109,9 +110,9 @@ private:
std::unordered_map<KeyIndex<S256KeyType>, Key256> s256_keys;
bool dev_mode;
- void LoadFromFile(std::string_view filename, bool is_title_keys);
- void AttemptLoadKeyFile(std::string_view dir1, std::string_view dir2, std::string_view filename,
- bool title);
+ void LoadFromFile(const std::string& filename, bool is_title_keys);
+ void AttemptLoadKeyFile(const std::string& dir1, const std::string& dir2,
+ const std::string& filename, bool title);
static const std::unordered_map<std::string, KeyIndex<S128KeyType>> s128_file_id;
static const std::unordered_map<std::string, KeyIndex<S256KeyType>> s256_file_id;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-03 22:11:04 +0100