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Merge pull request #1419 from DarkLordZach/homebrew-args

nso/nro: Add support for passing command-line arguments to executable
This commit is contained in:
bunnei 2018-10-08 01:19:39 -04:00 committed by GitHub
commit ae982a9bdf
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GPG key ID: 4AEE18F83AFDEB23
10 changed files with 84 additions and 11 deletions

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@ -3,6 +3,7 @@
// Refer to the license.txt file included.
#include <cinttypes>
#include <cstring>
#include "common/common_funcs.h"
#include "common/file_util.h"
#include "common/logging/log.h"
@ -140,7 +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, 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);

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@ -18,7 +18,9 @@
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/vm_manager.h"
#include "core/loader/nro.h"
#include "core/loader/nso.h"
#include "core/memory.h"
#include "core/settings.h"
namespace Loader {
@ -150,6 +152,19 @@ bool AppLoader_NRO::LoadNro(FileSys::VirtualFile file, VAddr load_base) {
codeset->segments[i].size = PageAlignSize(nro_header.segments[i].size);
}
if (!Settings::values.program_args.empty()) {
const auto arg_data = Settings::values.program_args;
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());
}
// Read MOD header
ModHeader mod_header{};
// Default .bss to NRO header bss size if MOD0 section doesn't exist

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@ -17,6 +17,7 @@
#include "core/hle/kernel/vm_manager.h"
#include "core/loader/nso.h"
#include "core/memory.h"
#include "core/settings.h"
namespace Loader {
@ -94,6 +95,7 @@ static constexpr u32 PageAlignSize(u32 size) {
}
VAddr AppLoader_NSO::LoadModule(FileSys::VirtualFile file, VAddr load_base,
bool should_pass_arguments,
boost::optional<FileSys::PatchManager> pm) {
if (file == nullptr)
return {};
@ -125,6 +127,19 @@ VAddr AppLoader_NSO::LoadModule(FileSys::VirtualFile file, VAddr load_base,
codeset->segments[i].size = PageAlignSize(static_cast<u32>(data.size()));
}
if (should_pass_arguments && !Settings::values.program_args.empty()) {
const auto arg_data = Settings::values.program_args;
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());
}
// MOD header pointer is at .text offset + 4
u32 module_offset;
std::memcpy(&module_offset, program_image.data() + 4, sizeof(u32));
@ -172,7 +187,7 @@ ResultStatus AppLoader_NSO::Load(Kernel::Process& process) {
// Load module
const VAddr base_address = process.VMManager().GetCodeRegionBaseAddress();
LoadModule(file, base_address);
LoadModule(file, base_address, true);
LOG_DEBUG(Loader, "loaded module {} @ 0x{:X}", file->GetName(), base_address);
process.Run(base_address, Kernel::THREADPRIO_DEFAULT, Memory::DEFAULT_STACK_SIZE);

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@ -11,6 +11,15 @@
namespace Loader {
constexpr u64 NSO_ARGUMENT_DATA_ALLOCATION_SIZE = 0x9000;
struct NSOArgumentHeader {
u32_le allocated_size;
u32_le actual_size;
INSERT_PADDING_BYTES(0x18);
};
static_assert(sizeof(NSOArgumentHeader) == 0x20, "NSOArgumentHeader has incorrect size.");
/// Loads an NSO file
class AppLoader_NSO final : public AppLoader, Linker {
public:
@ -27,7 +36,7 @@ public:
return IdentifyType(file);
}
static VAddr LoadModule(FileSys::VirtualFile file, VAddr load_base,
static VAddr LoadModule(FileSys::VirtualFile file, VAddr load_base, bool should_pass_arguments,
boost::optional<FileSys::PatchManager> pm = boost::none);
ResultStatus Load(Kernel::Process& process) override;

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@ -155,6 +155,7 @@ struct Values {
// Debugging
bool use_gdbstub;
u16 gdbstub_port;
std::string program_args;
// WebService
bool enable_telemetry;

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@ -134,6 +134,7 @@ void Config::ReadValues() {
qt_config->beginGroup("Debugging");
Settings::values.use_gdbstub = qt_config->value("use_gdbstub", false).toBool();
Settings::values.gdbstub_port = qt_config->value("gdbstub_port", 24689).toInt();
Settings::values.program_args = qt_config->value("program_args", "").toString().toStdString();
qt_config->endGroup();
qt_config->beginGroup("WebService");
@ -269,6 +270,7 @@ void Config::SaveValues() {
qt_config->beginGroup("Debugging");
qt_config->setValue("use_gdbstub", Settings::values.use_gdbstub);
qt_config->setValue("gdbstub_port", Settings::values.gdbstub_port);
qt_config->setValue("program_args", QString::fromStdString(Settings::values.program_args));
qt_config->endGroup();
qt_config->beginGroup("WebService");

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@ -33,6 +33,7 @@ void ConfigureDebug::setConfiguration() {
ui->toggle_console->setEnabled(!Core::System::GetInstance().IsPoweredOn());
ui->toggle_console->setChecked(UISettings::values.show_console);
ui->log_filter_edit->setText(QString::fromStdString(Settings::values.log_filter));
ui->homebrew_args_edit->setText(QString::fromStdString(Settings::values.program_args));
}
void ConfigureDebug::applyConfiguration() {
@ -40,6 +41,7 @@ void ConfigureDebug::applyConfiguration() {
Settings::values.gdbstub_port = ui->gdbport_spinbox->value();
UISettings::values.show_console = ui->toggle_console->isChecked();
Settings::values.log_filter = ui->log_filter_edit->text().toStdString();
Settings::values.program_args = ui->homebrew_args_edit->text().toStdString();
Debugger::ToggleConsole();
Log::Filter filter;
filter.ParseFilterString(Settings::values.log_filter);

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@ -106,6 +106,29 @@
</layout>
</widget>
</item>
<item>
<widget class="QGroupBox" name="groupBox_3">
<property name="title">
<string>Homebrew</string>
</property>
<layout class="QVBoxLayout" name="verticalLayout">
<item>
<layout class="QHBoxLayout" name="horizontalLayout">
<item>
<widget class="QLabel" name="label">
<property name="text">
<string>Arguments String</string>
</property>
</widget>
</item>
<item>
<widget class="QLineEdit" name="homebrew_args_edit"/>
</item>
</layout>
</item>
</layout>
</widget>
</item>
<item>
<spacer name="verticalSpacer">
<property name="orientation">

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@ -138,6 +138,7 @@ void Config::ReadValues() {
Settings::values.use_gdbstub = sdl2_config->GetBoolean("Debugging", "use_gdbstub", false);
Settings::values.gdbstub_port =
static_cast<u16>(sdl2_config->GetInteger("Debugging", "gdbstub_port", 24689));
Settings::values.program_args = sdl2_config->Get("Debugging", "program_args", "");
// Web Service
Settings::values.enable_telemetry =

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@ -56,9 +56,10 @@ static void PrintHelp(const char* argv0) {
std::cout << "Usage: " << argv0
<< " [options] <filename>\n"
"-g, --gdbport=NUMBER Enable gdb stub on port NUMBER\n"
"-f, --fullscreen Start in fullscreen mode\n"
"-f, --fullscreen Start in fullscreen mode\n"
"-h, --help Display this help and exit\n"
"-v, --version Output version information and exit\n";
"-v, --version Output version information and exit\n"
"-p, --program Pass following string as arguments to executable\n";
}
static void PrintVersion() {
@ -103,15 +104,13 @@ int main(int argc, char** argv) {
bool fullscreen = false;
static struct option long_options[] = {
{"gdbport", required_argument, 0, 'g'},
{"fullscreen", no_argument, 0, 'f'},
{"help", no_argument, 0, 'h'},
{"version", no_argument, 0, 'v'},
{0, 0, 0, 0},
{"gdbport", required_argument, 0, 'g'}, {"fullscreen", no_argument, 0, 'f'},
{"help", no_argument, 0, 'h'}, {"version", no_argument, 0, 'v'},
{"program", optional_argument, 0, 'p'}, {0, 0, 0, 0},
};
while (optind < argc) {
char arg = getopt_long(argc, argv, "g:fhv", long_options, &option_index);
char arg = getopt_long(argc, argv, "g:fhvp::", long_options, &option_index);
if (arg != -1) {
switch (arg) {
case 'g':
@ -135,6 +134,10 @@ int main(int argc, char** argv) {
case 'v':
PrintVersion();
return 0;
case 'p':
Settings::values.program_args = argv[optind];
++optind;
break;
}
} else {
#ifdef _WIN32