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exo2: implement rest of main other than SetupSocProtections

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This commit is contained in:
Michael Scire 2020-05-12 13:27:53 -07:00
parent 91bcead046
commit f47147653e
4 changed files with 46 additions and 7 deletions
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14
libexosphere/include/exosphere/pkg2.hpp
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@ -19,9 +19,9 @@
namespace ams::pkg2 {
constexpr inline size_t Package2SizeMax = 8_MB - 16_KB;
constexpr inline size_t SegmentAlignment = 4;
constexpr inline size_t PayloadAlignment = 4;
constexpr inline int SegmentCount = 3;
constexpr inline int PayloadCount = 3;
constexpr inline int MinimumValidDataVersion = 0; /* We allow older package2 to load; this value is currently 0x10 in Nintendo's code. */
constexpr inline int CurrentBootloaderVersion = 0xD;
@ -32,7 +32,7 @@ namespace ams::pkg2 {
u32 package2_size;
u8 key_generation;
u8 header_iv_remainder[11];
u8 segment_iv[SegmentCount][0x10];
u8 payload_ivs[PayloadCount][0x10];
u8 padding_40[0x10];
u8 magic[4];
u32 entrypoint;
@ -40,11 +40,11 @@ namespace ams::pkg2 {
u8 package2_version;
u8 bootloader_version;
u8 padding_5E[2];
u32 segment_sizes[SegmentCount];
u32 payload_sizes[PayloadCount];
u8 padding_6C[4];
u32 segment_offsets[SegmentCount];
u32 payload_offsets[PayloadCount];
u8 padding_7C[4];
u8 segment_hashes[SegmentCount][crypto::Sha256Generator::HashSize];
u8 payload_hashes[PayloadCount][crypto::Sha256Generator::HashSize];
u8 padding_E0[0x20];
private:
@ -53,7 +53,7 @@ namespace ams::pkg2 {
}
public:
ALWAYS_INLINE u8 GetKeyGeneration() const {
return std::min<u8>(0, (this->key_generation ^ this->header_iv_remainder[1] ^ this->header_iv_remainder[2]) - 1);
return static_cast<u8>(std::max<s32>(0, static_cast<s32>(this->key_generation ^ this->header_iv_remainder[1] ^ this->header_iv_remainder[2]) - 1));
}
ALWAYS_INLINE u32 GetSize() const {

3
libexosphere/include/exosphere/secmon/secmon_memory_layout.hpp
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@ -80,6 +80,9 @@ namespace ams::secmon {
constexpr inline const MemoryRegion MemoryRegionDramDefaultKernelCarveout = MemoryRegion(UINT64_C(0x80060000), UINT64_C(0x1FFE0000));
static_assert(MemoryRegionDram.Contains(MemoryRegionDramDefaultKernelCarveout));
constexpr inline const MemoryRegion MemoryRegionDramPackage2Payloads = MemoryRegion(MemoryRegionDram.GetAddress(), 8_MB);
static_assert(MemoryRegionDram.Contains(MemoryRegionDramPackage2Payloads));
constexpr inline const MemoryRegion MemoryRegionDramPackage2 = MemoryRegion(UINT64_C(0xA9800000), UINT64_C(0x07FC0000));
static_assert(MemoryRegionDram.Contains(MemoryRegionDramPackage2));

1
libvapours/include/vapours/util.hpp
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@ -36,5 +36,6 @@
#include <vapours/util/util_tinymt.hpp>
#include <vapours/util/util_uuid.hpp>
#include <vapours/util/util_bounded_map.hpp>
#include <vapours/util/util_overlap.hpp>
#include <vapours/util/util_string_util.hpp>
#include <vapours/util/util_variadic.hpp>

35
libvapours/include/vapours/util/util_overlap.hpp Normal file
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@ -0,0 +1,35 @@
/*
* Copyright (c) 2018-2020 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>
namespace ams::util {
constexpr inline bool HasOverlap(uintptr_t addr0, size_t size0, uintptr_t addr1, size_t size1) {
if (addr0 <= addr1) {
return addr1 < addr0 + size0;
} else {
return addr0 < addr1 + size1;
}
}
constexpr inline bool Contains(uintptr_t addr, size_t size, uintptr_t ptr) {
return (addr <= ptr) && (ptr < addr + size);
}
}