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authorbunnei <bunneidev@gmail.com>2018-10-15 23:48:36 +0200
committerGitHub <noreply@github.com>2018-10-15 23:48:36 +0200
commit50e6205c21e398da6554b8c70b801f98035cc456 (patch)
tree4929a2300446ae6965191ac5c600a3f767468089 /src/core/loader/nso.cpp
parentMerge pull request #1500 from DarkLordZach/key-derivation-6.0.0 (diff)
parentnso: Return an optional address from LoadModule (diff)
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Diffstat (limited to 'src/core/loader/nso.cpp')
-rw-r--r--src/core/loader/nso.cpp23
1 files changed, 11 insertions, 12 deletions
diff --git a/src/core/loader/nso.cpp b/src/core/loader/nso.cpp
index ba57db9bf..68efca5c0 100644
--- a/src/core/loader/nso.cpp
+++ b/src/core/loader/nso.cpp
@@ -93,17 +93,14 @@ static constexpr u32 PageAlignSize(u32 size) {
return (size + Memory::PAGE_MASK) & ~Memory::PAGE_MASK;
}
-VAddr AppLoader_NSO::LoadModule(FileSys::VirtualFile file, VAddr load_base,
- bool should_pass_arguments,
- boost::optional<FileSys::PatchManager> pm) {
- if (file == nullptr)
- return {};
-
- if (file->GetSize() < sizeof(NsoHeader))
+std::optional<VAddr> AppLoader_NSO::LoadModule(const FileSys::VfsFile& file, VAddr load_base,
+ bool should_pass_arguments,
+ std::optional<FileSys::PatchManager> pm) {
+ if (file.GetSize() < sizeof(NsoHeader))
return {};
NsoHeader nso_header{};
- if (sizeof(NsoHeader) != file->ReadObject(&nso_header))
+ if (sizeof(NsoHeader) != file.ReadObject(&nso_header))
return {};
if (nso_header.magic != Common::MakeMagic('N', 'S', 'O', '0'))
@@ -114,7 +111,7 @@ VAddr AppLoader_NSO::LoadModule(FileSys::VirtualFile file, VAddr load_base,
std::vector<u8> program_image;
for (std::size_t i = 0; i < nso_header.segments.size(); ++i) {
std::vector<u8> data =
- file->ReadBytes(nso_header.segments_compressed_size[i], nso_header.segments[i].offset);
+ file.ReadBytes(nso_header.segments_compressed_size[i], nso_header.segments[i].offset);
if (nso_header.IsSegmentCompressed(i)) {
data = DecompressSegment(data, nso_header.segments[i]);
}
@@ -157,7 +154,7 @@ VAddr AppLoader_NSO::LoadModule(FileSys::VirtualFile file, VAddr load_base,
program_image.resize(image_size);
// Apply patches if necessary
- if (pm != boost::none && pm->HasNSOPatch(nso_header.build_id)) {
+ if (pm && pm->HasNSOPatch(nso_header.build_id)) {
std::vector<u8> pi_header(program_image.size() + 0x100);
std::memcpy(pi_header.data(), &nso_header, sizeof(NsoHeader));
std::memcpy(pi_header.data() + 0x100, program_image.data(), program_image.size());
@@ -172,7 +169,7 @@ VAddr AppLoader_NSO::LoadModule(FileSys::VirtualFile file, VAddr load_base,
Core::CurrentProcess()->LoadModule(std::move(codeset), load_base);
// Register module with GDBStub
- GDBStub::RegisterModule(file->GetName(), load_base, load_base);
+ GDBStub::RegisterModule(file.GetName(), load_base, load_base);
return load_base + image_size;
}
@@ -184,7 +181,9 @@ ResultStatus AppLoader_NSO::Load(Kernel::Process& process) {
// Load module
const VAddr base_address = process.VMManager().GetCodeRegionBaseAddress();
- LoadModule(file, base_address, true);
+ if (!LoadModule(*file, base_address, true)) {
+ return ResultStatus::ErrorLoadingNSO;
+ }
LOG_DEBUG(Loader, "loaded module {} @ 0x{:X}", file->GetName(), base_address);
process.Run(base_address, Kernel::THREADPRIO_DEFAULT, Memory::DEFAULT_STACK_SIZE);