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Code Issues Releases Activity

nso/nro: Use default allocation size for arg_data

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This commit is contained in:
Zach Hilman 2018-10-05 13:52:07 -04:00
parent 081f5c1dbf
commit f945e9767c
4 changed files with 20 additions and 14 deletions
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4
src/core/loader/deconstructed_rom_directory.cpp
View file

@ -141,8 +141,8 @@ ResultStatus AppLoader_DeconstructedRomDirectory::Load(Kernel::Process& process)
const FileSys::VirtualFile module_file = dir->GetFile(module);
if (module_file != nullptr) {
const VAddr load_addr = next_load_addr;
next_load_addr =
AppLoader_NSO::LoadModule(module_file, load_addr, std::strcmp(module, "rtld") == 0, pm);
next_load_addr = AppLoader_NSO::LoadModule(module_file, load_addr,
std::strcmp(module, "rtld") == 0, pm);
LOG_DEBUG(Loader, "loaded module {} @ 0x{:X}", module, load_addr);
// Register module with GDBStub
GDBStub::RegisterModule(module, load_addr, next_load_addr - 1, false);

14
src/core/loader/nro.cpp
View file

@ -154,12 +154,14 @@ bool AppLoader_NRO::LoadNro(FileSys::VirtualFile file, VAddr load_base) {
if (!Settings::values.program_args.empty()) {
const auto arg_data = Settings::values.program_args;
codeset->DataSegment().size += 0x9000;
NSOArgumentHeader args_header{0x9000, static_cast<u32_le>(arg_data.size()), {}};
program_image.resize(static_cast<u32>(program_image.size()) + 0x9000);
std::memcpy(program_image.data() + program_image.size() - 0x9000, &args_header,
sizeof(NSOArgumentHeader));
std::memcpy(program_image.data() + program_image.size() - 0x8FE0, arg_data.data(),
codeset->DataSegment().size += NSO_ARGUMENT_DATA_ALLOCATION_SIZE;
NSOArgumentHeader args_header{
NSO_ARGUMENT_DATA_ALLOCATION_SIZE, static_cast<u32_le>(arg_data.size()), {}};
const auto end_offset = program_image.size();
program_image.resize(static_cast<u32>(program_image.size()) +
NSO_ARGUMENT_DATA_ALLOCATION_SIZE);
std::memcpy(program_image.data() + end_offset, &args_header, sizeof(NSOArgumentHeader));
std::memcpy(program_image.data() + end_offset + sizeof(NSOArgumentHeader), arg_data.data(),
arg_data.size());
}

14
src/core/loader/nso.cpp
View file

@ -129,12 +129,14 @@ VAddr AppLoader_NSO::LoadModule(FileSys::VirtualFile file, VAddr load_base,
if (should_pass_arguments && !Settings::values.program_args.empty()) {
const auto arg_data = Settings::values.program_args;
codeset->DataSegment().size += 0x9000;
NSOArgumentHeader args_header{0x9000, static_cast<u32_le>(arg_data.size()), {}};
program_image.resize(static_cast<u32>(program_image.size()) + 0x9000);
std::memcpy(program_image.data() + program_image.size() - 0x9000, &args_header,
sizeof(NSOArgumentHeader));
std::memcpy(program_image.data() + program_image.size() - 0x8FE0, arg_data.data(),
codeset->DataSegment().size += NSO_ARGUMENT_DATA_ALLOCATION_SIZE;
NSOArgumentHeader args_header{
NSO_ARGUMENT_DATA_ALLOCATION_SIZE, static_cast<u32_le>(arg_data.size()), {}};
const auto end_offset = program_image.size();
program_image.resize(static_cast<u32>(program_image.size()) +
NSO_ARGUMENT_DATA_ALLOCATION_SIZE);
std::memcpy(program_image.data() + end_offset, &args_header, sizeof(NSOArgumentHeader));
std::memcpy(program_image.data() + end_offset + sizeof(NSOArgumentHeader), arg_data.data(),
arg_data.size());
}

2
src/core/loader/nso.h
View file

@ -11,6 +11,8 @@
namespace Loader {
constexpr u64 NSO_ARGUMENT_DATA_ALLOCATION_SIZE = 0x9000;
struct NSOArgumentHeader {
u32_le allocated_size;
u32_le actual_size;