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-rw-r--r--src/core/loader/nso.cpp23
1 files changed, 10 insertions, 13 deletions
diff --git a/src/core/loader/nso.cpp b/src/core/loader/nso.cpp
index 7e1953701..ef769dd91 100644
--- a/src/core/loader/nso.cpp
+++ b/src/core/loader/nso.cpp
@@ -19,7 +19,10 @@ struct NsoSegmentHeader {
u32_le offset;
u32_le location;
u32_le size;
- u32_le alignment;
+ union {
+ u32_le alignment;
+ u32_le bss_size;
+ };
};
static_assert(sizeof(NsoSegmentHeader) == 0x10, "NsoSegmentHeader has incorrect size.");
@@ -85,7 +88,7 @@ static constexpr u32 PageAlignSize(u32 size) {
return (size + Memory::PAGE_MASK) & ~Memory::PAGE_MASK;
}
-VAddr AppLoader_NSO::LoadNso(const std::string& path, VAddr load_base, bool relocate) {
+VAddr AppLoader_NSO::LoadNso(const std::string& path, VAddr load_base) {
FileUtil::IOFile file(path, "rb");
if (!file.IsOpen()) {
return {};
@@ -120,23 +123,18 @@ VAddr AppLoader_NSO::LoadNso(const std::string& path, VAddr load_base, bool relo
// Read MOD header
ModHeader mod_header{};
- u32 bss_size{Memory::PAGE_SIZE}; // Default .bss to page size if MOD0 section doesn't exist
+ // Default .bss to size in segment header if MOD0 section doesn't exist
+ u32 bss_size{PageAlignSize(nso_header.segments[2].bss_size)};
std::memcpy(&mod_header, program_image.data() + module_offset, sizeof(ModHeader));
const bool has_mod_header{mod_header.magic == Common::MakeMagic('M', 'O', 'D', '0')};
if (has_mod_header) {
// Resize program image to include .bss section and page align each section
bss_size = PageAlignSize(mod_header.bss_end_offset - mod_header.bss_start_offset);
- codeset->data.size += bss_size;
}
+ codeset->data.size += bss_size;
const u32 image_size{PageAlignSize(static_cast<u32>(program_image.size()) + bss_size)};
program_image.resize(image_size);
- // Relocate symbols if there was a proper MOD header - This must happen after the image has been
- // loaded into memory
- if (has_mod_header && relocate) {
- Relocate(program_image, module_offset + mod_header.dynamic_offset, load_base);
- }
-
// Load codeset for current process
codeset->name = path;
codeset->memory = std::make_shared<std::vector<u8>>(std::move(program_image));
@@ -157,7 +155,8 @@ ResultStatus AppLoader_NSO::Load(Kernel::SharedPtr<Kernel::Process>& process) {
// Load NSO modules
VAddr next_load_addr{Memory::PROCESS_IMAGE_VADDR};
- for (const auto& module : {"rtld", "sdk", "subsdk0", "subsdk1", "subsdk2", "subsdk3", "subsdk4"}) {
+ for (const auto& module :
+ {"rtld", "sdk", "subsdk0", "subsdk1", "subsdk2", "subsdk3", "subsdk4"}) {
const std::string path = filepath.substr(0, filepath.find_last_of("/\\")) + "/" + module;
const VAddr load_addr = next_load_addr;
next_load_addr = LoadNso(path, load_addr);
@@ -176,8 +175,6 @@ ResultStatus AppLoader_NSO::Load(Kernel::SharedPtr<Kernel::Process>& process) {
Kernel::ResourceLimit::GetForCategory(Kernel::ResourceLimitCategory::APPLICATION);
process->Run(Memory::PROCESS_IMAGE_VADDR, 48, Kernel::DEFAULT_STACK_SIZE);
- ResolveImports();
-
is_loaded = true;
return ResultStatus::Success;
}