207 lines
9.0 KiB
C++
207 lines
9.0 KiB
C++
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include <cstddef>
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#include <vector>
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#include "common/logging/log.h"
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#include "core/file_sys/program_metadata.h"
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#include "core/file_sys/vfs.h"
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#include "core/loader/loader.h"
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namespace FileSys {
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ProgramMetadata::ProgramMetadata() = default;
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ProgramMetadata::~ProgramMetadata() = default;
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Loader::ResultStatus ProgramMetadata::Load(VirtualFile file) {
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const std::size_t total_size = file->GetSize();
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if (total_size < sizeof(Header)) {
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return Loader::ResultStatus::ErrorBadNPDMHeader;
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}
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if (sizeof(Header) != file->ReadObject(&npdm_header)) {
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return Loader::ResultStatus::ErrorBadNPDMHeader;
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}
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if (sizeof(AcidHeader) != file->ReadObject(&acid_header, npdm_header.acid_offset)) {
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return Loader::ResultStatus::ErrorBadACIDHeader;
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}
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if (sizeof(AciHeader) != file->ReadObject(&aci_header, npdm_header.aci_offset)) {
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return Loader::ResultStatus::ErrorBadACIHeader;
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}
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// Load acid_file_access per-component instead of the entire struct, since this struct does not
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// reflect the layout of the real data.
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std::size_t current_offset = acid_header.fac_offset;
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if (sizeof(FileAccessControl::version) != file->ReadBytes(&acid_file_access.version,
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sizeof(FileAccessControl::version),
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current_offset)) {
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return Loader::ResultStatus::ErrorBadFileAccessControl;
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}
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if (sizeof(FileAccessControl::permissions) !=
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file->ReadBytes(&acid_file_access.permissions, sizeof(FileAccessControl::permissions),
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current_offset += sizeof(FileAccessControl::version) + 3)) {
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return Loader::ResultStatus::ErrorBadFileAccessControl;
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}
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if (sizeof(FileAccessControl::unknown) !=
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file->ReadBytes(&acid_file_access.unknown, sizeof(FileAccessControl::unknown),
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current_offset + sizeof(FileAccessControl::permissions))) {
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return Loader::ResultStatus::ErrorBadFileAccessControl;
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}
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// Load aci_file_access per-component instead of the entire struct, same as acid_file_access
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current_offset = aci_header.fah_offset;
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if (sizeof(FileAccessHeader::version) != file->ReadBytes(&aci_file_access.version,
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sizeof(FileAccessHeader::version),
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current_offset)) {
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return Loader::ResultStatus::ErrorBadFileAccessHeader;
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}
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if (sizeof(FileAccessHeader::permissions) !=
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file->ReadBytes(&aci_file_access.permissions, sizeof(FileAccessHeader::permissions),
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current_offset += sizeof(FileAccessHeader::version) + 3)) {
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return Loader::ResultStatus::ErrorBadFileAccessHeader;
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}
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if (sizeof(FileAccessHeader::unk_offset) !=
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file->ReadBytes(&aci_file_access.unk_offset, sizeof(FileAccessHeader::unk_offset),
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current_offset += sizeof(FileAccessHeader::permissions))) {
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return Loader::ResultStatus::ErrorBadFileAccessHeader;
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}
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if (sizeof(FileAccessHeader::unk_size) !=
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file->ReadBytes(&aci_file_access.unk_size, sizeof(FileAccessHeader::unk_size),
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current_offset += sizeof(FileAccessHeader::unk_offset))) {
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return Loader::ResultStatus::ErrorBadFileAccessHeader;
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}
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if (sizeof(FileAccessHeader::unk_offset_2) !=
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file->ReadBytes(&aci_file_access.unk_offset_2, sizeof(FileAccessHeader::unk_offset_2),
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current_offset += sizeof(FileAccessHeader::unk_size))) {
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return Loader::ResultStatus::ErrorBadFileAccessHeader;
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}
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if (sizeof(FileAccessHeader::unk_size_2) !=
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file->ReadBytes(&aci_file_access.unk_size_2, sizeof(FileAccessHeader::unk_size_2),
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current_offset + sizeof(FileAccessHeader::unk_offset_2))) {
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return Loader::ResultStatus::ErrorBadFileAccessHeader;
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}
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aci_kernel_capabilities.resize(aci_header.kac_size / sizeof(u32));
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const u64 read_size = aci_header.kac_size;
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const u64 read_offset = npdm_header.aci_offset + aci_header.kac_offset;
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if (file->ReadBytes(aci_kernel_capabilities.data(), read_size, read_offset) != read_size) {
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return Loader::ResultStatus::ErrorBadKernelCapabilityDescriptors;
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}
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return Loader::ResultStatus::Success;
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}
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/*static*/ ProgramMetadata ProgramMetadata::GetDefault() {
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// Allow use of cores 0~3 and thread priorities 1~63.
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constexpr u32 default_thread_info_capability = 0x30007F7;
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ProgramMetadata result;
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result.LoadManual(
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true /*is_64_bit*/, FileSys::ProgramAddressSpaceType::Is39Bit /*address_space*/,
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0x2c /*main_thread_prio*/, 0 /*main_thread_core*/, 0x00100000 /*main_thread_stack_size*/,
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0 /*title_id*/, 0xFFFFFFFFFFFFFFFF /*filesystem_permissions*/,
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0x1FE00000 /*system_resource_size*/, {default_thread_info_capability} /*capabilities*/);
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return result;
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}
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void ProgramMetadata::LoadManual(bool is_64_bit, ProgramAddressSpaceType address_space,
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s32 main_thread_prio, u32 main_thread_core,
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u32 main_thread_stack_size, u64 title_id,
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u64 filesystem_permissions, u32 system_resource_size,
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KernelCapabilityDescriptors capabilities) {
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npdm_header.has_64_bit_instructions.Assign(is_64_bit);
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npdm_header.address_space_type.Assign(address_space);
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npdm_header.main_thread_priority = static_cast<u8>(main_thread_prio);
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npdm_header.main_thread_cpu = static_cast<u8>(main_thread_core);
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npdm_header.main_stack_size = main_thread_stack_size;
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aci_header.title_id = title_id;
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aci_file_access.permissions = filesystem_permissions;
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npdm_header.system_resource_size = system_resource_size;
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aci_kernel_capabilities = std::move(capabilities);
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}
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bool ProgramMetadata::Is64BitProgram() const {
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return npdm_header.has_64_bit_instructions;
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}
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ProgramAddressSpaceType ProgramMetadata::GetAddressSpaceType() const {
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return npdm_header.address_space_type;
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}
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u8 ProgramMetadata::GetMainThreadPriority() const {
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return npdm_header.main_thread_priority;
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}
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u8 ProgramMetadata::GetMainThreadCore() const {
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return npdm_header.main_thread_cpu;
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}
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u32 ProgramMetadata::GetMainThreadStackSize() const {
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return npdm_header.main_stack_size;
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}
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u64 ProgramMetadata::GetTitleID() const {
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return aci_header.title_id;
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}
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u64 ProgramMetadata::GetFilesystemPermissions() const {
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return aci_file_access.permissions;
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}
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u32 ProgramMetadata::GetSystemResourceSize() const {
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return npdm_header.system_resource_size;
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}
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const ProgramMetadata::KernelCapabilityDescriptors& ProgramMetadata::GetKernelCapabilities() const {
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return aci_kernel_capabilities;
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}
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void ProgramMetadata::Print() const {
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LOG_DEBUG(Service_FS, "Magic: {:.4}", npdm_header.magic.data());
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LOG_DEBUG(Service_FS, "Main thread priority: 0x{:02X}", npdm_header.main_thread_priority);
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LOG_DEBUG(Service_FS, "Main thread core: {}", npdm_header.main_thread_cpu);
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LOG_DEBUG(Service_FS, "Main thread stack size: 0x{:X} bytes", npdm_header.main_stack_size);
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LOG_DEBUG(Service_FS, "Process category: {}", npdm_header.process_category);
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LOG_DEBUG(Service_FS, "Flags: 0x{:02X}", npdm_header.flags);
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LOG_DEBUG(Service_FS, " > 64-bit instructions: {}",
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npdm_header.has_64_bit_instructions ? "YES" : "NO");
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const char* address_space = "Unknown";
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switch (npdm_header.address_space_type) {
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case ProgramAddressSpaceType::Is36Bit:
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address_space = "64-bit (36-bit address space)";
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break;
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case ProgramAddressSpaceType::Is39Bit:
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address_space = "64-bit (39-bit address space)";
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break;
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case ProgramAddressSpaceType::Is32Bit:
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address_space = "32-bit";
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break;
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case ProgramAddressSpaceType::Is32BitNoMap:
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address_space = "32-bit (no map region)";
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break;
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}
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LOG_DEBUG(Service_FS, " > Address space: {}\n", address_space);
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// Begin ACID printing (potential perms, signed)
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LOG_DEBUG(Service_FS, "Magic: {:.4}", acid_header.magic.data());
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LOG_DEBUG(Service_FS, "Flags: 0x{:02X}", acid_header.flags);
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LOG_DEBUG(Service_FS, " > Is Retail: {}", acid_header.is_retail ? "YES" : "NO");
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LOG_DEBUG(Service_FS, "Title ID Min: 0x{:016X}", acid_header.title_id_min);
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LOG_DEBUG(Service_FS, "Title ID Max: 0x{:016X}", acid_header.title_id_max);
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LOG_DEBUG(Service_FS, "Filesystem Access: 0x{:016X}\n", acid_file_access.permissions);
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// Begin ACI0 printing (actual perms, unsigned)
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LOG_DEBUG(Service_FS, "Magic: {:.4}", aci_header.magic.data());
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LOG_DEBUG(Service_FS, "Title ID: 0x{:016X}", aci_header.title_id);
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LOG_DEBUG(Service_FS, "Filesystem Access: 0x{:016X}\n", aci_file_access.permissions);
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}
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} // namespace FileSys
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