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-rw-r--r--src/core/hle/service/ldr/ldr.cpp52
1 files changed, 49 insertions, 3 deletions
diff --git a/src/core/hle/service/ldr/ldr.cpp b/src/core/hle/service/ldr/ldr.cpp
index ec32faf15..d607d985e 100644
--- a/src/core/hle/service/ldr/ldr.cpp
+++ b/src/core/hle/service/ldr/ldr.cpp
@@ -3,9 +3,13 @@
// Refer to the license.txt file included.
#include <memory>
+#include <fmt/format.h>
+#include "core/hle/ipc_helpers.h"
+#include "core/hle/kernel/process.h"
#include "core/hle/service/ldr/ldr.h"
#include "core/hle/service/service.h"
+#include "core/loader/nro.h"
namespace Service::LDR {
@@ -59,16 +63,58 @@ public:
explicit RelocatableObject() : ServiceFramework{"ldr:ro"} {
// clang-format off
static const FunctionInfo functions[] = {
- {0, nullptr, "LoadNro"},
+ {0, &RelocatableObject::LoadNro, "LoadNro"},
{1, nullptr, "UnloadNro"},
- {2, nullptr, "LoadNrr"},
+ {2, &RelocatableObject::LoadNrr, "LoadNrr"},
{3, nullptr, "UnloadNrr"},
- {4, nullptr, "Initialize"},
+ {4, &RelocatableObject::Initialize, "Initialize"},
};
// clang-format on
RegisterHandlers(functions);
}
+
+ void LoadNrr(Kernel::HLERequestContext& ctx) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(RESULT_SUCCESS);
+ LOG_WARNING(Service_LDR, "(STUBBED) called");
+ }
+
+ void LoadNro(Kernel::HLERequestContext& ctx) {
+ IPC::RequestParser rp{ctx};
+ rp.Skip(2, false);
+ const VAddr nro_addr{rp.Pop<VAddr>()};
+ const u64 nro_size{rp.Pop<u64>()};
+ const VAddr bss_addr{rp.Pop<VAddr>()};
+ const u64 bss_size{rp.Pop<u64>()};
+
+ // Read NRO data from memory
+ std::vector<u8> nro_data(nro_size);
+ Memory::ReadBlock(nro_addr, nro_data.data(), nro_size);
+
+ // Load NRO as new executable module
+ const VAddr addr{*Core::CurrentProcess()->VMManager().FindFreeRegion(nro_size + bss_size)};
+ Loader::AppLoader_NRO::LoadNro(nro_data, fmt::format("nro-{:08x}", addr), addr);
+
+ // TODO(bunnei): This is an incomplete implementation. It was tested with Super Mario Party.
+ // It is currently missing:
+ // - Signature checks with LoadNRR
+ // - Checking if a module has already been loaded
+ // - Using/validating BSS, etc. params (these are used from NRO header instead)
+ // - Error checking
+ // - ...Probably other things
+
+ IPC::ResponseBuilder rb{ctx, 4};
+ rb.Push(RESULT_SUCCESS);
+ rb.Push(addr);
+ LOG_WARNING(Service_LDR, "(STUBBED) called");
+ }
+
+ void Initialize(Kernel::HLERequestContext& ctx) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(RESULT_SUCCESS);
+ LOG_WARNING(Service_LDR, "(STUBBED) called");
+ }
};
void InstallInterfaces(SM::ServiceManager& sm) {