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authorDavid <25727384+ogniK5377@users.noreply.github.com>2020-06-28 12:46:42 +0200
committerGitHub <noreply@github.com>2020-06-28 12:46:42 +0200
commitd67c7d9a82ad58b88dba5cd6ce428591314455b1 (patch)
tree6effeb5b3251deac0a65ceb73a9a6bfacf0cab4f /src
parentMerge pull request #4184 from VolcaEM/patch-9 (diff)
parentMove SHA256Hash to its original position (diff)
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Diffstat (limited to 'src')
-rw-r--r--src/core/hle/service/ldr/ldr.cpp111
1 files changed, 73 insertions, 38 deletions
diff --git a/src/core/hle/service/ldr/ldr.cpp b/src/core/hle/service/ldr/ldr.cpp
index 6ad3be1b3..9f376657c 100644
--- a/src/core/hle/service/ldr/ldr.cpp
+++ b/src/core/hle/service/ldr/ldr.cpp
@@ -39,42 +39,61 @@ constexpr ResultCode ERROR_NOT_INITIALIZED{ErrorModule::Loader, 87};
constexpr std::size_t MAXIMUM_LOADED_RO{0x40};
constexpr std::size_t MAXIMUM_MAP_RETRIES{0x200};
+constexpr std::size_t TEXT_INDEX{0};
+constexpr std::size_t RO_INDEX{1};
+constexpr std::size_t DATA_INDEX{2};
+
+struct NRRCertification {
+ u64_le application_id_mask;
+ u64_le application_id_pattern;
+ std::array<u8, 0x10> reserved;
+ std::array<u8, 0x100> public_key; // Also known as modulus
+ std::array<u8, 0x100> signature;
+};
+static_assert(sizeof(NRRCertification) == 0x220, "NRRCertification has invalid size.");
+
struct NRRHeader {
u32_le magic;
- INSERT_PADDING_BYTES(12);
- u64_le title_id_mask;
- u64_le title_id_pattern;
- INSERT_PADDING_BYTES(16);
- std::array<u8, 0x100> modulus;
- std::array<u8, 0x100> signature_1;
- std::array<u8, 0x100> signature_2;
- u64_le title_id;
+ u32_le certification_signature_key_generation; // 9.0.0+
+ u64_le reserved;
+ NRRCertification certification;
+ std::array<u8, 0x100> signature;
+ u64_le application_id;
u32_le size;
- INSERT_PADDING_BYTES(4);
+ u8 nrr_kind; // 7.0.0+
+ std::array<u8, 3> reserved_2;
u32_le hash_offset;
u32_le hash_count;
- INSERT_PADDING_BYTES(8);
+ u64_le reserved_3;
};
-static_assert(sizeof(NRRHeader) == 0x350, "NRRHeader has incorrect size.");
+static_assert(sizeof(NRRHeader) == 0x350, "NRRHeader has invalid size.");
+
+struct SegmentHeader {
+ u32_le memory_offset;
+ u32_le memory_size;
+};
+static_assert(sizeof(SegmentHeader) == 0x8, "SegmentHeader has invalid size.");
struct NROHeader {
- INSERT_PADDING_WORDS(1);
+ // Switchbrew calls this "Start" (0x10)
+ u32_le unused;
u32_le mod_offset;
- INSERT_PADDING_WORDS(2);
+ u64_le padding;
+
+ // Switchbrew calls this "Header" (0x70)
u32_le magic;
u32_le version;
u32_le nro_size;
u32_le flags;
- u32_le text_offset;
- u32_le text_size;
- u32_le ro_offset;
- u32_le ro_size;
- u32_le rw_offset;
- u32_le rw_size;
+ // .text, .ro, .data
+ std::array<SegmentHeader, 3> segment_headers;
u32_le bss_size;
- INSERT_PADDING_WORDS(1);
+ u32_le reserved;
std::array<u8, 0x20> build_id;
- INSERT_PADDING_BYTES(0x20);
+ u32_le dso_handle_offset;
+ u32_le unused_2;
+ // .apiInfo, .dynstr, .dynsym
+ std::array<SegmentHeader, 3> segment_headers_2;
};
static_assert(sizeof(NROHeader) == 0x80, "NROHeader has invalid size.");
@@ -91,6 +110,7 @@ struct NROInfo {
std::size_t data_size{};
VAddr src_addr{};
};
+static_assert(sizeof(NROInfo) == 0x60, "NROInfo has invalid size.");
class DebugMonitor final : public ServiceFramework<DebugMonitor> {
public:
@@ -226,11 +246,11 @@ public:
return;
}
- if (system.CurrentProcess()->GetTitleID() != header.title_id) {
+ if (system.CurrentProcess()->GetTitleID() != header.application_id) {
LOG_ERROR(Service_LDR,
"Attempting to load NRR with title ID other than current process. (actual "
"{:016X})!",
- header.title_id);
+ header.application_id);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_NRR);
return;
@@ -348,10 +368,10 @@ public:
ResultCode LoadNro(Kernel::Process* process, const NROHeader& nro_header, VAddr nro_addr,
VAddr start) const {
- const VAddr text_start{start + nro_header.text_offset};
- const VAddr ro_start{start + nro_header.ro_offset};
- const VAddr data_start{start + nro_header.rw_offset};
- const VAddr bss_start{data_start + nro_header.rw_size};
+ const VAddr text_start{start + nro_header.segment_headers[TEXT_INDEX].memory_offset};
+ const VAddr ro_start{start + nro_header.segment_headers[RO_INDEX].memory_offset};
+ const VAddr data_start{start + nro_header.segment_headers[DATA_INDEX].memory_offset};
+ const VAddr bss_start{data_start + nro_header.segment_headers[DATA_INDEX].memory_size};
const VAddr bss_end_addr{
Common::AlignUp(bss_start + nro_header.bss_size, Kernel::Memory::PageSize)};
@@ -360,9 +380,12 @@ public:
system.Memory().ReadBlock(src_addr, source_data.data(), source_data.size());
system.Memory().WriteBlock(dst_addr, source_data.data(), source_data.size());
}};
- CopyCode(nro_addr + nro_header.text_offset, text_start, nro_header.text_size);
- CopyCode(nro_addr + nro_header.ro_offset, ro_start, nro_header.ro_size);
- CopyCode(nro_addr + nro_header.rw_offset, data_start, nro_header.rw_size);
+ CopyCode(nro_addr + nro_header.segment_headers[TEXT_INDEX].memory_offset, text_start,
+ nro_header.segment_headers[TEXT_INDEX].memory_size);
+ CopyCode(nro_addr + nro_header.segment_headers[RO_INDEX].memory_offset, ro_start,
+ nro_header.segment_headers[RO_INDEX].memory_size);
+ CopyCode(nro_addr + nro_header.segment_headers[DATA_INDEX].memory_offset, data_start,
+ nro_header.segment_headers[DATA_INDEX].memory_size);
CASCADE_CODE(process->PageTable().SetCodeMemoryPermission(
text_start, ro_start - text_start, Kernel::Memory::MemoryPermission::ReadAndExecute));
@@ -484,9 +507,11 @@ public:
}
// Track the loaded NRO
- nro.insert_or_assign(*map_result, NROInfo{hash, *map_result, nro_size, bss_address,
- bss_size, header.text_size, header.ro_size,
- header.rw_size, nro_address});
+ nro.insert_or_assign(*map_result,
+ NROInfo{hash, *map_result, nro_size, bss_address, bss_size,
+ header.segment_headers[TEXT_INDEX].memory_size,
+ header.segment_headers[RO_INDEX].memory_size,
+ header.segment_headers[DATA_INDEX].memory_size, nro_address});
// Invalidate JIT caches for the newly mapped process code
system.InvalidateCpuInstructionCaches();
@@ -584,11 +609,21 @@ private:
static bool IsValidNRO(const NROHeader& header, u64 nro_size, u64 bss_size) {
return header.magic == Common::MakeMagic('N', 'R', 'O', '0') &&
header.nro_size == nro_size && header.bss_size == bss_size &&
- header.ro_offset == header.text_offset + header.text_size &&
- header.rw_offset == header.ro_offset + header.ro_size &&
- nro_size == header.rw_offset + header.rw_size &&
- Common::Is4KBAligned(header.text_size) && Common::Is4KBAligned(header.ro_size) &&
- Common::Is4KBAligned(header.rw_size);
+
+ header.segment_headers[RO_INDEX].memory_offset ==
+ header.segment_headers[TEXT_INDEX].memory_offset +
+ header.segment_headers[TEXT_INDEX].memory_size &&
+
+ header.segment_headers[DATA_INDEX].memory_offset ==
+ header.segment_headers[RO_INDEX].memory_offset +
+ header.segment_headers[RO_INDEX].memory_size &&
+
+ nro_size == header.segment_headers[DATA_INDEX].memory_offset +
+ header.segment_headers[DATA_INDEX].memory_size &&
+
+ Common::Is4KBAligned(header.segment_headers[TEXT_INDEX].memory_size) &&
+ Common::Is4KBAligned(header.segment_headers[RO_INDEX].memory_size) &&
+ Common::Is4KBAligned(header.segment_headers[DATA_INDEX].memory_size);
}
Core::System& system;
};