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Filesystem stuff

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wheremyfoodat 2022-10-09 15:59:09 +03:00
parent 5992a58351
commit 272cdefca1
13 changed files with 222 additions and 32 deletions
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48
src/core/services/fs.cpp
View file

@ -1,4 +1,5 @@
#include "services/fs.hpp"
#include "kernel/kernel.hpp"
namespace FSCommands {
enum : u32 {
@ -17,6 +18,28 @@ namespace Result {
void FSService::reset() {}
ArchiveBase* FSService::getArchiveFromID(u32 id) {
switch (id) {
case ArchiveID::SelfNCCH: return &selfNcch;
default:
Helpers::panic("Unknown archive. ID: %d\n", id);
return nullptr;
}
}
std::optional<Handle> FSService::openFile(ArchiveBase* archive, const FSPath& path) {
bool opened = archive->openFile(path);
if (opened) {
auto handle = kernel.makeObject(KernelObjectType::File);
auto& file = kernel.getObjects()[handle];
file.data = new FileSession(archive, path);
return handle;
} else {
return std::nullopt;
}
}
void FSService::handleSyncRequest(u32 messagePointer) {
const u32 command = mem.read32(messagePointer);
switch (command) {
@ -48,9 +71,26 @@ void FSService::openFileDirectly(u32 messagePointer) {
const u32 archivePathPointer = mem.read32(messagePointer + 40);
const u32 filePathPointer = mem.read32(messagePointer + 48);
log("FS::OpenFileDirectly (failure)\n");
log("FS::OpenFileDirectly\n");
mem.write32(messagePointer + 4, Result::Success);
mem.write32(messagePointer + 12, 69);
//Helpers::panic("[FS::OpenFileDirectly] Tried to open file. Archive ID = %d\n", archiveID);
ArchiveBase* archive = getArchiveFromID(archiveID);
if (archive == nullptr) [[unlikely]] {
Helpers::panic("OpenFileDirectly: Tried to open unknown archive %d.", archiveID);
}
FSPath archivePath { .type = archivePathType, .size = archivePathSize, .pointer = archivePathPointer };
FSPath filePath { .type = filePathType, .size = filePathSize, .pointer = filePathPointer };
archive = archive->openArchive(archivePath);
if (archive == nullptr) [[unlikely]] {
Helpers::panic("OpenFileDirectly: Failed to open archive with given path");
}
std::optional<Handle> handle = openFile(archive, filePath);
if (!handle.has_value()) {
Helpers::panic("OpenFileDirectly: Failed to open file with given path");
} else {
mem.write32(messagePointer + 4, Result::Success);
mem.write32(messagePointer + 12, handle.value());
}
}

4
src/core/services/service_manager.cpp
View file

@ -1,7 +1,7 @@
#include "services/service_manager.hpp"
ServiceManager::ServiceManager(std::array<u32, 16>& regs, Memory& mem, GPU& gpu, u32& currentPID)
: regs(regs), mem(mem), apt(mem), hid(mem), fs(mem), gsp_gpu(mem, gpu, currentPID), gsp_lcd(mem), ndm(mem) {}
ServiceManager::ServiceManager(std::array<u32, 16>& regs, Memory& mem, GPU& gpu, u32& currentPID, Kernel& kernel)
: regs(regs), mem(mem), apt(mem), hid(mem), fs(mem, kernel), gsp_gpu(mem, gpu, currentPID), gsp_lcd(mem), ndm(mem) {}
void ServiceManager::reset() {
apt.reset();