ahmed2007/suyu
1
0
Fork 0
forked from suyu/suyu
Code Pull requests Activity

ldr: Amend parameters for LoadNro/UnloadNro LoadNrr/UnloadNrr

Browse source 
The initial two words indicate a process ID. Also UnloadNro only
specifies one address, not two.
This commit is contained in:
Lioncash 2019-04-10 02:37:34 -04:00
parent 2598433f9c
commit 0032cf3818
1 changed files with 82 additions and 61 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

141
src/core/hle/service/ldr/ldr.cpp
View file

@ -93,12 +93,18 @@ public:
} }
void LoadNrr(Kernel::HLERequestContext& ctx) { void LoadNrr(Kernel::HLERequestContext& ctx) {
struct Parameters {
u64_le process_id;
u64_le nrr_address;
u64_le nrr_size;
};
IPC::RequestParser rp{ctx}; IPC::RequestParser rp{ctx};
rp.Skip(2, false); const auto [process_id, nrr_address, nrr_size] = rp.PopRaw<Parameters>();
const VAddr nrr_addr{rp.Pop<VAddr>()};
const u64 nrr_size{rp.Pop<u64>()}; LOG_DEBUG(Service_LDR,
LOG_DEBUG(Service_LDR, "called with nrr_addr={:016X}, nrr_size={:016X}", nrr_addr, "called with process_id={:016X}, nrr_address={:016X}, nrr_size={:016X}",
nrr_size); process_id, nrr_address, nrr_size);
if (!initialized) { if (!initialized) {
LOG_ERROR(Service_LDR, "LDR:RO not initialized before use!"); LOG_ERROR(Service_LDR, "LDR:RO not initialized before use!");
@ -116,24 +122,26 @@ public:
} }
// NRR Address does not fall on 0x1000 byte boundary // NRR Address does not fall on 0x1000 byte boundary
if (!Common::Is4KBAligned(nrr_addr)) { if (!Common::Is4KBAligned(nrr_address)) {
LOG_ERROR(Service_LDR, "NRR Address has invalid alignment (actual {:016X})!", nrr_addr); LOG_ERROR(Service_LDR, "NRR Address has invalid alignment (actual {:016X})!",
nrr_address);
IPC::ResponseBuilder rb{ctx, 2}; IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_ALIGNMENT); rb.Push(ERROR_INVALID_ALIGNMENT);
return; return;
} }
// NRR Size is zero or causes overflow // NRR Size is zero or causes overflow
if (nrr_addr + nrr_size <= nrr_addr || nrr_size == 0 || !Common::Is4KBAligned(nrr_size)) { if (nrr_address + nrr_size <= nrr_address || nrr_size == 0 ||
!Common::Is4KBAligned(nrr_size)) {
LOG_ERROR(Service_LDR, "NRR Size is invalid! (nrr_address={:016X}, nrr_size={:016X})", LOG_ERROR(Service_LDR, "NRR Size is invalid! (nrr_address={:016X}, nrr_size={:016X})",
nrr_addr, nrr_size); nrr_address, nrr_size);
IPC::ResponseBuilder rb{ctx, 2}; IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_SIZE); rb.Push(ERROR_INVALID_SIZE);
return; return;
} }
// Read NRR data from memory // Read NRR data from memory
std::vector<u8> nrr_data(nrr_size); std::vector<u8> nrr_data(nrr_size);
Memory::ReadBlock(nrr_addr, nrr_data.data(), nrr_size); Memory::ReadBlock(nrr_address, nrr_data.data(), nrr_size);
NRRHeader header; NRRHeader header;
std::memcpy(&header, nrr_data.data(), sizeof(NRRHeader)); std::memcpy(&header, nrr_data.data(), sizeof(NRRHeader));
@ -174,7 +182,7 @@ public:
hashes.emplace_back(hash); hashes.emplace_back(hash);
} }
nrr.insert_or_assign(nrr_addr, std::move(hashes)); nrr.insert_or_assign(nrr_address, std::move(hashes));
IPC::ResponseBuilder rb{ctx, 2}; IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_SUCCESS); rb.Push(RESULT_SUCCESS);
@ -188,23 +196,30 @@ public:
return; return;
} }
IPC::RequestParser rp{ctx}; struct Parameters {
rp.Skip(2, false); u64_le process_id;
const auto nrr_addr{rp.Pop<VAddr>()}; u64_le nrr_address;
LOG_DEBUG(Service_LDR, "called with nrr_addr={:016X}", nrr_addr); };
if (!Common::Is4KBAligned(nrr_addr)) { IPC::RequestParser rp{ctx};
LOG_ERROR(Service_LDR, "NRR Address has invalid alignment (actual {:016X})!", nrr_addr); const auto [process_id, nrr_address] = rp.PopRaw<Parameters>();
LOG_DEBUG(Service_LDR, "called with process_id={:016X}, nrr_addr={:016X}", process_id,
nrr_address);
if (!Common::Is4KBAligned(nrr_address)) {
LOG_ERROR(Service_LDR, "NRR Address has invalid alignment (actual {:016X})!",
nrr_address);
IPC::ResponseBuilder rb{ctx, 2}; IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_ALIGNMENT); rb.Push(ERROR_INVALID_ALIGNMENT);
return; return;
} }
const auto iter = nrr.find(nrr_addr); const auto iter = nrr.find(nrr_address);
if (iter == nrr.end()) { if (iter == nrr.end()) {
LOG_ERROR(Service_LDR, LOG_ERROR(Service_LDR,
"Attempting to unload NRR which has not been loaded! (addr={:016X})", "Attempting to unload NRR which has not been loaded! (addr={:016X})",
nrr_addr); nrr_address);
IPC::ResponseBuilder rb{ctx, 2}; IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_NRR_ADDRESS); rb.Push(ERROR_INVALID_NRR_ADDRESS);
return; return;
@ -216,16 +231,22 @@ public:
} }
void LoadNro(Kernel::HLERequestContext& ctx) { void LoadNro(Kernel::HLERequestContext& ctx) {
struct Parameters {
u64_le process_id;
u64_le image_address;
u64_le image_size;
u64_le bss_address;
u64_le bss_size;
};
IPC::RequestParser rp{ctx}; IPC::RequestParser rp{ctx};
rp.Skip(2, false); const auto [process_id, nro_address, nro_size, bss_address, bss_size] =
const VAddr nro_addr{rp.Pop<VAddr>()}; rp.PopRaw<Parameters>();
const u64 nro_size{rp.Pop<u64>()};
const VAddr bss_addr{rp.Pop<VAddr>()}; LOG_DEBUG(Service_LDR,
const u64 bss_size{rp.Pop<u64>()}; "called with pid={:016X}, nro_addr={:016X}, nro_size={:016X}, bss_addr={:016X}, "
LOG_DEBUG( "bss_size={:016X}",
Service_LDR, process_id, nro_address, nro_size, bss_address, bss_size);
"called with nro_addr={:016X}, nro_size={:016X}, bss_addr={:016X}, bss_size={:016X}",
nro_addr, nro_size, bss_addr, bss_size);
if (!initialized) { if (!initialized) {
LOG_ERROR(Service_LDR, "LDR:RO not initialized before use!"); LOG_ERROR(Service_LDR, "LDR:RO not initialized before use!");
@ -243,8 +264,9 @@ public:
} }
// NRO Address does not fall on 0x1000 byte boundary // NRO Address does not fall on 0x1000 byte boundary
if (!Common::Is4KBAligned(nro_addr)) { if (!Common::Is4KBAligned(nro_address)) {
LOG_ERROR(Service_LDR, "NRO Address has invalid alignment (actual {:016X})!", nro_addr); LOG_ERROR(Service_LDR, "NRO Address has invalid alignment (actual {:016X})!",
nro_address);
IPC::ResponseBuilder rb{ctx, 2}; IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_ALIGNMENT); rb.Push(ERROR_INVALID_ALIGNMENT);
return; return;
@ -252,15 +274,15 @@ public:
// NRO Size or BSS Size is zero or causes overflow // NRO Size or BSS Size is zero or causes overflow
const auto nro_size_valid = const auto nro_size_valid =
nro_size != 0 && nro_addr + nro_size > nro_addr && Common::Is4KBAligned(nro_size); nro_size != 0 && nro_address + nro_size > nro_address && Common::Is4KBAligned(nro_size);
const auto bss_size_valid = const auto bss_size_valid = nro_size + bss_size >= nro_size &&
nro_size + bss_size >= nro_size && (bss_size == 0 || bss_addr + bss_size > bss_addr); (bss_size == 0 || bss_address + bss_size > bss_address);
if (!nro_size_valid || !bss_size_valid) { if (!nro_size_valid || !bss_size_valid) {
LOG_ERROR(Service_LDR, LOG_ERROR(Service_LDR,
"NRO Size or BSS Size is invalid! (nro_address={:016X}, nro_size={:016X}, " "NRO Size or BSS Size is invalid! (nro_address={:016X}, nro_size={:016X}, "
"bss_address={:016X}, bss_size={:016X})", "bss_address={:016X}, bss_size={:016X})",
nro_addr, nro_size, bss_addr, bss_size); nro_address, nro_size, bss_address, bss_size);
IPC::ResponseBuilder rb{ctx, 2}; IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_SIZE); rb.Push(ERROR_INVALID_SIZE);
return; return;
@ -268,7 +290,7 @@ public:
// Read NRO data from memory // Read NRO data from memory
std::vector<u8> nro_data(nro_size); std::vector<u8> nro_data(nro_size);
Memory::ReadBlock(nro_addr, nro_data.data(), nro_size); Memory::ReadBlock(nro_address, nro_data.data(), nro_size);
SHA256Hash hash{}; SHA256Hash hash{};
mbedtls_sha256(nro_data.data(), nro_data.size(), hash.data(), 0); mbedtls_sha256(nro_data.data(), nro_data.size(), hash.data(), 0);
@ -318,17 +340,18 @@ public:
return; return;
} }
ASSERT(vm_manager ASSERT(
.MirrorMemory(*map_address, nro_addr, nro_size, Kernel::MemoryState::ModuleCode) vm_manager
.MirrorMemory(*map_address, nro_address, nro_size, Kernel::MemoryState::ModuleCode)
.IsSuccess()); .IsSuccess());
ASSERT(vm_manager.UnmapRange(nro_addr, nro_size).IsSuccess()); ASSERT(vm_manager.UnmapRange(nro_address, nro_size).IsSuccess());
if (bss_size > 0) { if (bss_size > 0) {
ASSERT(vm_manager ASSERT(vm_manager
.MirrorMemory(*map_address + nro_size, bss_addr, bss_size, .MirrorMemory(*map_address + nro_size, bss_address, bss_size,
Kernel::MemoryState::ModuleCode) Kernel::MemoryState::ModuleCode)
.IsSuccess()); .IsSuccess());
ASSERT(vm_manager.UnmapRange(bss_addr, bss_size).IsSuccess()); ASSERT(vm_manager.UnmapRange(bss_address, bss_size).IsSuccess());
} }
vm_manager.ReprotectRange(*map_address, header.text_size, vm_manager.ReprotectRange(*map_address, header.text_size,
@ -348,13 +371,6 @@ public:
} }
void UnloadNro(Kernel::HLERequestContext& ctx) { void UnloadNro(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
rp.Skip(2, false);
const VAddr mapped_addr{rp.PopRaw<VAddr>()};
const VAddr heap_addr{rp.PopRaw<VAddr>()};
LOG_DEBUG(Service_LDR, "called with mapped_addr={:016X}, heap_addr={:016X}", mapped_addr,
heap_addr);
if (!initialized) { if (!initialized) {
LOG_ERROR(Service_LDR, "LDR:RO not initialized before use!"); LOG_ERROR(Service_LDR, "LDR:RO not initialized before use!");
IPC::ResponseBuilder rb{ctx, 2}; IPC::ResponseBuilder rb{ctx, 2};
@ -362,22 +378,30 @@ public:
return; return;
} }
if (!Common::Is4KBAligned(mapped_addr) || !Common::Is4KBAligned(heap_addr)) { struct Parameters {
LOG_ERROR(Service_LDR, u64_le process_id;
"NRO/BSS Address has invalid alignment (actual nro_addr={:016X}, " u64_le nro_address;
"bss_addr={:016X})!", };
mapped_addr, heap_addr);
IPC::RequestParser rp{ctx};
const auto [process_id, nro_address] = rp.PopRaw<Parameters>();
LOG_DEBUG(Service_LDR, "called with process_id={:016X}, nro_address=0x{:016X}", process_id,
nro_address);
if (!Common::Is4KBAligned(nro_address)) {
LOG_ERROR(Service_LDR, "NRO address has invalid alignment (nro_address=0x{:016X})",
nro_address);
IPC::ResponseBuilder rb{ctx, 2}; IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_ALIGNMENT); rb.Push(ERROR_INVALID_ALIGNMENT);
return; return;
} }
const auto iter = nro.find(mapped_addr); const auto iter = nro.find(nro_address);
if (iter == nro.end()) { if (iter == nro.end()) {
LOG_ERROR(Service_LDR, LOG_ERROR(Service_LDR,
"The NRO attempting to unmap was not mapped or has an invalid address " "The NRO attempting to be unmapped was not mapped or has an invalid address "
"(actual {:016X})!", "(nro_address=0x{:016X})!",
mapped_addr); nro_address);
IPC::ResponseBuilder rb{ctx, 2}; IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_NRO_ADDRESS); rb.Push(ERROR_INVALID_NRO_ADDRESS);
return; return;
@ -386,10 +410,7 @@ public:
auto& vm_manager = Core::CurrentProcess()->VMManager(); auto& vm_manager = Core::CurrentProcess()->VMManager();
const auto& nro_size = iter->second.size; const auto& nro_size = iter->second.size;
ASSERT(vm_manager ASSERT(vm_manager.UnmapRange(nro_address, nro_size).IsSuccess());
.MirrorMemory(heap_addr, mapped_addr, nro_size, Kernel::MemoryState::ModuleCode)
.IsSuccess());
ASSERT(vm_manager.UnmapRange(mapped_addr, nro_size).IsSuccess());
Core::System::GetInstance().InvalidateCpuInstructionCaches(); Core::System::GetInstance().InvalidateCpuInstructionCaches();