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authorbunnei <bunneidev@gmail.com>2018-09-12 22:03:53 +0200
committerGitHub <noreply@github.com>2018-09-12 22:03:53 +0200
commitd9e21eebe85e6d1d7ef36e4de90b4f32a7235d43 (patch)
treeef40e038b8fabfb3f29c2bf217031f38b4577b1b /src/core/hle
parentMerge pull request #1263 from FernandoS27/tex-mode (diff)
parentpl_u: Eliminate mutable file-scope state (diff)
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Diffstat (limited to 'src/core/hle')
-rw-r--r--src/core/hle/service/ns/pl_u.cpp146
-rw-r--r--src/core/hle/service/ns/pl_u.h8
2 files changed, 88 insertions, 66 deletions
diff --git a/src/core/hle/service/ns/pl_u.cpp b/src/core/hle/service/ns/pl_u.cpp
index da1c46d59..ac0eaaa8f 100644
--- a/src/core/hle/service/ns/pl_u.cpp
+++ b/src/core/hle/service/ns/pl_u.cpp
@@ -2,6 +2,10 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
+#include <algorithm>
+#include <cstring>
+#include <vector>
+
#include <FontChineseSimplified.h>
#include <FontChineseTraditional.h>
#include <FontExtendedChineseSimplified.h>
@@ -9,14 +13,19 @@
#include <FontNintendoExtended.h>
#include <FontStandard.h>
+#include "common/assert.h"
#include "common/common_paths.h"
+#include "common/common_types.h"
#include "common/file_util.h"
+#include "common/logging/log.h"
+#include "common/swap.h"
#include "core/core.h"
#include "core/file_sys/content_archive.h"
#include "core/file_sys/nca_metadata.h"
#include "core/file_sys/registered_cache.h"
#include "core/file_sys/romfs.h"
#include "core/hle/ipc_helpers.h"
+#include "core/hle/kernel/shared_memory.h"
#include "core/hle/service/filesystem/filesystem.h"
#include "core/hle/service/ns/pl_u.h"
@@ -35,49 +44,41 @@ struct FontRegion {
u32 size;
};
-static constexpr std::array<std::pair<FontArchives, const char*>, 7> SHARED_FONTS{
+constexpr std::array<std::pair<FontArchives, const char*>, 7> SHARED_FONTS{
std::make_pair(FontArchives::Standard, "nintendo_udsg-r_std_003.bfttf"),
std::make_pair(FontArchives::ChineseSimple, "nintendo_udsg-r_org_zh-cn_003.bfttf"),
std::make_pair(FontArchives::ChineseSimple, "nintendo_udsg-r_ext_zh-cn_003.bfttf"),
std::make_pair(FontArchives::ChineseTraditional, "nintendo_udjxh-db_zh-tw_003.bfttf"),
std::make_pair(FontArchives::Korean, "nintendo_udsg-r_ko_003.bfttf"),
std::make_pair(FontArchives::Extension, "nintendo_ext_003.bfttf"),
- std::make_pair(FontArchives::Extension, "nintendo_ext2_003.bfttf")};
+ std::make_pair(FontArchives::Extension, "nintendo_ext2_003.bfttf"),
+};
-static constexpr std::array<const char*, 7> SHARED_FONTS_TTF{"FontStandard.ttf",
- "FontChineseSimplified.ttf",
- "FontExtendedChineseSimplified.ttf",
- "FontChineseTraditional.ttf",
- "FontKorean.ttf",
- "FontNintendoExtended.ttf",
- "FontNintendoExtended2.ttf"};
+constexpr std::array<const char*, 7> SHARED_FONTS_TTF{
+ "FontStandard.ttf",
+ "FontChineseSimplified.ttf",
+ "FontExtendedChineseSimplified.ttf",
+ "FontChineseTraditional.ttf",
+ "FontKorean.ttf",
+ "FontNintendoExtended.ttf",
+ "FontNintendoExtended2.ttf",
+};
// The below data is specific to shared font data dumped from Switch on f/w 2.2
// Virtual address and offsets/sizes likely will vary by dump
-static constexpr VAddr SHARED_FONT_MEM_VADDR{0x00000009d3016000ULL};
-static constexpr u32 EXPECTED_RESULT{
- 0x7f9a0218}; // What we expect the decrypted bfttf first 4 bytes to be
-static constexpr u32 EXPECTED_MAGIC{
- 0x36f81a1e}; // What we expect the encrypted bfttf first 4 bytes to be
-static constexpr u64 SHARED_FONT_MEM_SIZE{0x1100000};
-static constexpr FontRegion EMPTY_REGION{0, 0};
-std::vector<FontRegion>
- SHARED_FONT_REGIONS{}; // Automatically populated based on shared_fonts dump or system archives
-
-const FontRegion& GetSharedFontRegion(size_t index) {
- if (index >= SHARED_FONT_REGIONS.size() || SHARED_FONT_REGIONS.empty()) {
- // No font fallback
- return EMPTY_REGION;
- }
- return SHARED_FONT_REGIONS.at(index);
-}
+constexpr VAddr SHARED_FONT_MEM_VADDR{0x00000009d3016000ULL};
+constexpr u32 EXPECTED_RESULT{0x7f9a0218}; // What we expect the decrypted bfttf first 4 bytes to be
+constexpr u32 EXPECTED_MAGIC{0x36f81a1e}; // What we expect the encrypted bfttf first 4 bytes to be
+constexpr u64 SHARED_FONT_MEM_SIZE{0x1100000};
+constexpr FontRegion EMPTY_REGION{0, 0};
enum class LoadState : u32 {
Loading = 0,
Done = 1,
};
-void DecryptSharedFont(const std::vector<u32>& input, std::vector<u8>& output, size_t& offset) {
+static void DecryptSharedFont(const std::vector<u32>& input, std::vector<u8>& output,
+ size_t& offset) {
ASSERT_MSG(offset + (input.size() * sizeof(u32)) < SHARED_FONT_MEM_SIZE,
"Shared fonts exceeds 17mb!");
ASSERT_MSG(input[0] == EXPECTED_MAGIC, "Failed to derive key, unexpected magic number");
@@ -104,28 +105,52 @@ static void EncryptSharedFont(const std::vector<u8>& input, std::vector<u8>& out
offset += input.size() + (sizeof(u32) * 2);
}
+// Helper function to make BuildSharedFontsRawRegions a bit nicer
static u32 GetU32Swapped(const u8* data) {
u32 value;
std::memcpy(&value, data, sizeof(value));
- return Common::swap32(value); // Helper function to make BuildSharedFontsRawRegions a bit nicer
+ return Common::swap32(value);
}
-void BuildSharedFontsRawRegions(const std::vector<u8>& input) {
- unsigned cur_offset = 0; // As we can derive the xor key we can just populate the offsets based
- // on the shared memory dump
- for (size_t i = 0; i < SHARED_FONTS.size(); i++) {
- // Out of shared fonts/Invalid font
- if (GetU32Swapped(input.data() + cur_offset) != EXPECTED_RESULT)
- break;
- const u32 KEY = GetU32Swapped(input.data() + cur_offset) ^
- EXPECTED_MAGIC; // Derive key withing inverse xor
- const u32 SIZE = GetU32Swapped(input.data() + cur_offset + 4) ^ KEY;
- SHARED_FONT_REGIONS.push_back(FontRegion{cur_offset + 8, SIZE});
- cur_offset += SIZE + 8;
+struct PL_U::Impl {
+ const FontRegion& GetSharedFontRegion(size_t index) const {
+ if (index >= shared_font_regions.size() || shared_font_regions.empty()) {
+ // No font fallback
+ return EMPTY_REGION;
+ }
+ return shared_font_regions.at(index);
}
-}
-PL_U::PL_U() : ServiceFramework("pl:u") {
+ void BuildSharedFontsRawRegions(const std::vector<u8>& input) {
+ // As we can derive the xor key we can just populate the offsets
+ // based on the shared memory dump
+ unsigned cur_offset = 0;
+
+ for (size_t i = 0; i < SHARED_FONTS.size(); i++) {
+ // Out of shared fonts/invalid font
+ if (GetU32Swapped(input.data() + cur_offset) != EXPECTED_RESULT) {
+ break;
+ }
+
+ // Derive key withing inverse xor
+ const u32 KEY = GetU32Swapped(input.data() + cur_offset) ^ EXPECTED_MAGIC;
+ const u32 SIZE = GetU32Swapped(input.data() + cur_offset + 4) ^ KEY;
+ shared_font_regions.push_back(FontRegion{cur_offset + 8, SIZE});
+ cur_offset += SIZE + 8;
+ }
+ }
+
+ /// Handle to shared memory region designated for a shared font
+ Kernel::SharedPtr<Kernel::SharedMemory> shared_font_mem;
+
+ /// Backing memory for the shared font data
+ std::shared_ptr<std::vector<u8>> shared_font;
+
+ // Automatically populated based on shared_fonts dump or system archives.
+ std::vector<FontRegion> shared_font_regions;
+};
+
+PL_U::PL_U() : ServiceFramework("pl:u"), impl{std::make_unique<Impl>()} {
static const FunctionInfo functions[] = {
{0, &PL_U::RequestLoad, "RequestLoad"},
{1, &PL_U::GetLoadState, "GetLoadState"},
@@ -141,7 +166,7 @@ PL_U::PL_U() : ServiceFramework("pl:u") {
// Rebuild shared fonts from data ncas
if (nand->HasEntry(static_cast<u64>(FontArchives::Standard),
FileSys::ContentRecordType::Data)) {
- shared_font = std::make_shared<std::vector<u8>>(SHARED_FONT_MEM_SIZE);
+ impl->shared_font = std::make_shared<std::vector<u8>>(SHARED_FONT_MEM_SIZE);
for (auto font : SHARED_FONTS) {
const auto nca =
nand->GetEntry(static_cast<u64>(font.first), FileSys::ContentRecordType::Data);
@@ -177,12 +202,12 @@ PL_U::PL_U() : ServiceFramework("pl:u") {
static_cast<u32>(offset + 8),
static_cast<u32>((font_data_u32.size() * sizeof(u32)) -
8)}; // Font offset and size do not account for the header
- DecryptSharedFont(font_data_u32, *shared_font, offset);
- SHARED_FONT_REGIONS.push_back(region);
+ DecryptSharedFont(font_data_u32, *impl->shared_font, offset);
+ impl->shared_font_regions.push_back(region);
}
} else {
- shared_font = std::make_shared<std::vector<u8>>(
+ impl->shared_font = std::make_shared<std::vector<u8>>(
SHARED_FONT_MEM_SIZE); // Shared memory needs to always be allocated and a fixed size
const std::string user_path = FileUtil::GetUserPath(FileUtil::UserPath::SysDataDir);
@@ -206,8 +231,8 @@ PL_U::PL_U() : ServiceFramework("pl:u") {
static_cast<u32>(offset + 8),
static_cast<u32>(ttf_bytes.size())}; // Font offset and size do not account
// for the header
- EncryptSharedFont(ttf_bytes, *shared_font, offset);
- SHARED_FONT_REGIONS.push_back(region);
+ EncryptSharedFont(ttf_bytes, *impl->shared_font, offset);
+ impl->shared_font_regions.push_back(region);
} else {
LOG_WARNING(Service_NS, "Unable to load font: {}", font_ttf);
}
@@ -222,8 +247,8 @@ PL_U::PL_U() : ServiceFramework("pl:u") {
if (file.IsOpen()) {
// Read shared font data
ASSERT(file.GetSize() == SHARED_FONT_MEM_SIZE);
- file.ReadBytes(shared_font->data(), shared_font->size());
- BuildSharedFontsRawRegions(*shared_font);
+ file.ReadBytes(impl->shared_font->data(), impl->shared_font->size());
+ impl->BuildSharedFontsRawRegions(*impl->shared_font);
} else {
LOG_WARNING(Service_NS,
"Shared Font file missing. Loading open source replacement from memory");
@@ -240,8 +265,8 @@ PL_U::PL_U() : ServiceFramework("pl:u") {
for (const std::vector<u8>& font_ttf : open_source_shared_fonts_ttf) {
const FontRegion region{static_cast<u32>(offset + 8),
static_cast<u32>(font_ttf.size())};
- EncryptSharedFont(font_ttf, *shared_font, offset);
- SHARED_FONT_REGIONS.push_back(region);
+ EncryptSharedFont(font_ttf, *impl->shared_font, offset);
+ impl->shared_font_regions.push_back(region);
}
}
}
@@ -275,7 +300,7 @@ void PL_U::GetSize(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_NS, "called, font_id={}", font_id);
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
- rb.Push<u32>(GetSharedFontRegion(font_id).size);
+ rb.Push<u32>(impl->GetSharedFontRegion(font_id).size);
}
void PL_U::GetSharedMemoryAddressOffset(Kernel::HLERequestContext& ctx) {
@@ -285,17 +310,18 @@ void PL_U::GetSharedMemoryAddressOffset(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_NS, "called, font_id={}", font_id);
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
- rb.Push<u32>(GetSharedFontRegion(font_id).offset);
+ rb.Push<u32>(impl->GetSharedFontRegion(font_id).offset);
}
void PL_U::GetSharedMemoryNativeHandle(Kernel::HLERequestContext& ctx) {
// Map backing memory for the font data
- Core::CurrentProcess()->vm_manager.MapMemoryBlock(
- SHARED_FONT_MEM_VADDR, shared_font, 0, SHARED_FONT_MEM_SIZE, Kernel::MemoryState::Shared);
+ Core::CurrentProcess()->vm_manager.MapMemoryBlock(SHARED_FONT_MEM_VADDR, impl->shared_font, 0,
+ SHARED_FONT_MEM_SIZE,
+ Kernel::MemoryState::Shared);
// Create shared font memory object
auto& kernel = Core::System::GetInstance().Kernel();
- shared_font_mem = Kernel::SharedMemory::Create(
+ impl->shared_font_mem = Kernel::SharedMemory::Create(
kernel, Core::CurrentProcess(), SHARED_FONT_MEM_SIZE, Kernel::MemoryPermission::ReadWrite,
Kernel::MemoryPermission::Read, SHARED_FONT_MEM_VADDR, Kernel::MemoryRegion::BASE,
"PL_U:shared_font_mem");
@@ -303,7 +329,7 @@ void PL_U::GetSharedMemoryNativeHandle(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_NS, "called");
IPC::ResponseBuilder rb{ctx, 2, 1};
rb.Push(RESULT_SUCCESS);
- rb.PushCopyObjects(shared_font_mem);
+ rb.PushCopyObjects(impl->shared_font_mem);
}
void PL_U::GetSharedFontInOrderOfPriority(Kernel::HLERequestContext& ctx) {
@@ -316,9 +342,9 @@ void PL_U::GetSharedFontInOrderOfPriority(Kernel::HLERequestContext& ctx) {
std::vector<u32> font_sizes;
// TODO(ogniK): Have actual priority order
- for (size_t i = 0; i < SHARED_FONT_REGIONS.size(); i++) {
+ for (size_t i = 0; i < impl->shared_font_regions.size(); i++) {
font_codes.push_back(static_cast<u32>(i));
- auto region = GetSharedFontRegion(i);
+ auto region = impl->GetSharedFontRegion(i);
font_offsets.push_back(region.offset);
font_sizes.push_back(region.size);
}
diff --git a/src/core/hle/service/ns/pl_u.h b/src/core/hle/service/ns/pl_u.h
index 296c3db05..253f26a2a 100644
--- a/src/core/hle/service/ns/pl_u.h
+++ b/src/core/hle/service/ns/pl_u.h
@@ -5,7 +5,6 @@
#pragma once
#include <memory>
-#include "core/hle/kernel/shared_memory.h"
#include "core/hle/service/service.h"
namespace Service::NS {
@@ -23,11 +22,8 @@ private:
void GetSharedMemoryNativeHandle(Kernel::HLERequestContext& ctx);
void GetSharedFontInOrderOfPriority(Kernel::HLERequestContext& ctx);
- /// Handle to shared memory region designated for a shared font
- Kernel::SharedPtr<Kernel::SharedMemory> shared_font_mem;
-
- /// Backing memory for the shared font data
- std::shared_ptr<std::vector<u8>> shared_font;
+ struct Impl;
+ std::unique_ptr<Impl> impl;
};
} // namespace Service::NS