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crypto: implement md5, which now used by sprof

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This commit is contained in:
Michael Scire 2021-10-25 23:15:50 -07:00
parent 9cc6be4d57
commit a14dc6ed89
9 changed files with 431 additions and 5 deletions
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4
libraries/libvapours/include/vapours/ams/ams_target_firmware.h
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@ -64,8 +64,9 @@
#define ATMOSPHERE_TARGET_FIRMWARE_12_0_3 ATMOSPHERE_TARGET_FIRMWARE(12, 0, 3)
#define ATMOSPHERE_TARGET_FIRMWARE_12_1_0 ATMOSPHERE_TARGET_FIRMWARE(12, 1, 0)
#define ATMOSPHERE_TARGET_FIRMWARE_13_0_0 ATMOSPHERE_TARGET_FIRMWARE(13, 0, 0)
#define ATMOSPHERE_TARGET_FIRMWARE_13_1_0 ATMOSPHERE_TARGET_FIRMWARE(13, 1, 0)
#define ATMOSPHERE_TARGET_FIRMWARE_CURRENT ATMOSPHERE_TARGET_FIRMWARE_13_0_0
#define ATMOSPHERE_TARGET_FIRMWARE_CURRENT ATMOSPHERE_TARGET_FIRMWARE_13_1_0
#define ATMOSPHERE_TARGET_FIRMWARE_MIN ATMOSPHERE_TARGET_FIRMWARE(0, 0, 0)
#define ATMOSPHERE_TARGET_FIRMWARE_MAX ATMOSPHERE_TARGET_FIRMWARE_CURRENT
@ -122,6 +123,7 @@ namespace ams {
TargetFirmware_12_0_3 = ATMOSPHERE_TARGET_FIRMWARE_12_0_3,
TargetFirmware_12_1_0 = ATMOSPHERE_TARGET_FIRMWARE_12_1_0,
TargetFirmware_13_0_0 = ATMOSPHERE_TARGET_FIRMWARE_13_0_0,
TargetFirmware_13_1_0 = ATMOSPHERE_TARGET_FIRMWARE_13_1_0,
TargetFirmware_Current = ATMOSPHERE_TARGET_FIRMWARE_CURRENT,

1
libraries/libvapours/include/vapours/crypto.hpp
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@ -19,6 +19,7 @@
#include <vapours/crypto/crypto_memory_compare.hpp>
#include <vapours/crypto/crypto_memory_clear.hpp>
#include <vapours/crypto/crypto_md5_generator.hpp>
#include <vapours/crypto/crypto_sha1_generator.hpp>
#include <vapours/crypto/crypto_sha256_generator.hpp>
#include <vapours/crypto/crypto_aes_encryptor.hpp>

63
libraries/libvapours/include/vapours/crypto/crypto_md5_generator.hpp Normal file
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@ -0,0 +1,63 @@
/*
* Copyright (c) Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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/>.
*/
#pragma once
#include <vapours/common.hpp>
#include <vapours/assert.hpp>
#include <vapours/util.hpp>
#include <vapours/crypto/impl/crypto_md5_impl.hpp>
namespace ams::crypto {
class Md5Generator {
NON_COPYABLE(Md5Generator);
NON_MOVEABLE(Md5Generator);
private:
using Impl = impl::Md5Impl;
public:
static constexpr size_t HashSize = Impl::HashSize;
static constexpr size_t BlockSize = Impl::BlockSize;
static constexpr inline const u8 Asn1Identifier[] = {
0x30, 0x20, /* Sequence, size 0x20 */
0x30, 0x0C, /* Sequence, size 0x0C */
0x06, 0x08, /* Object Identifier */
0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x02, 0x05, /* MD5 */
0x05, 0x00, /* Null */
0x04, 0x10, /* Octet string, size 0x10 */
};
static constexpr size_t Asn1IdentifierSize = util::size(Asn1Identifier);
private:
Impl m_impl;
public:
Md5Generator() { /* ... */ }
void Initialize() {
m_impl.Initialize();
}
void Update(const void *data, size_t size) {
m_impl.Update(data, size);
}
void GetHash(void *dst, size_t size) {
m_impl.GetHash(dst, size);
}
};
void GenerateMd5Hash(void *dst, size_t dst_size, const void *src, size_t src_size);
}

61
libraries/libvapours/include/vapours/crypto/impl/crypto_md5_impl.hpp Normal file
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@ -0,0 +1,61 @@
/*
* Copyright (c) Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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/>.
*/
#pragma once
#include <vapours/common.hpp>
#include <vapours/assert.hpp>
#include <vapours/util.hpp>
#include <vapours/crypto/impl/crypto_hash_function.hpp>
#include <vapours/crypto/crypto_memory_clear.hpp>
namespace ams::crypto::impl {
class Md5Impl {
public:
static constexpr size_t HashSize = 0x10;
static constexpr size_t BlockSize = 0x40;
private:
enum State {
State_None = 0,
State_Initialized = 1,
State_Done = 2,
};
private:
union {
struct {
u32 a, b, c, d;
} p;
u32 state[4];
} m_x;
alignas(8) u8 m_y[BlockSize];
size_t m_size;
State m_state;
public:
Md5Impl() : m_state(State_None) { /* ... */ }
~Md5Impl() { ClearMemory(this, sizeof(*this)); }
void Initialize();
void Update(const void *data, size_t size);
void GetHash(void *dst, size_t size);
private:
void ProcessBlock();
void ProcessLastBlock();
};
/* static_assert(HashFunction<Md5Impl>); */
}

2
libraries/libvapours/include/vapours/svc/svc_tick.hpp
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@ -70,7 +70,7 @@ namespace ams::svc {
}
}
return util::ScaleByConstantFactor<s64, TicksPerSecond, NanoSecondsPerSecond>(ns);
return util::ScaleByConstantFactorUp<s64, TicksPerSecond, NanoSecondsPerSecond>(ns);
}
public:
constexpr ALWAYS_INLINE explicit Tick(s64 t = 0) : m_tick(t) { /* ... */ }

18
libraries/libvapours/include/vapours/util/util_bitutil.hpp
View file

@ -256,7 +256,7 @@ namespace ams::util {
}
template<typename T, T N, T D>
constexpr ALWAYS_INLINE T ScaleByConstantFactor(const T V) {
constexpr ALWAYS_INLINE T ScaleByConstantFactorUp(const T V) {
/* Multiplying and dividing by large numerator/denominator can cause error to be introduced. */
/* This algorithm multiples/divides in stages, so as to mitigate this (particularly with large denominator). */
@ -279,4 +279,20 @@ namespace ams::util {
return (D * Quot_N * Quot_V) + (Quot_V * Rem_N) + (Rem_V * Quot_N) + rem_mult;
}
template<std::integral T>
constexpr ALWAYS_INLINE T RotateLeft(T v, int n) {
using Unsigned = typename std::make_unsigned<T>::type;
static_assert(sizeof(Unsigned) == sizeof(T));
return static_cast<T>(std::rotl<Unsigned>(static_cast<Unsigned>(v), n));
}
template<std::integral T>
constexpr ALWAYS_INLINE T RotateRight(T v, int n) {
using Unsigned = typename std::make_unsigned<T>::type;
static_assert(sizeof(Unsigned) == sizeof(T));
return static_cast<T>(std::rotr<Unsigned>(static_cast<Unsigned>(v), n));
}
}

4
libraries/libvapours/include/vapours/util/util_endian.hpp
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@ -20,11 +20,11 @@
namespace ams::util {
constexpr bool IsLittleEndian() {
consteval bool IsLittleEndian() {
return std::endian::native == std::endian::little;
}
constexpr bool IsBigEndian() {
consteval bool IsBigEndian() {
return std::endian::native == std::endian::big;
}