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Merge pull request #1576 from lioncash/acc-warn

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service/acc: Silence compiler truncation warnings
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bunnei 2018-10-25 12:22:10 -04:00 committed by GitHub
commit 0634aee267
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1 changed files with 27 additions and 25 deletions
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46
src/core/hle/service/acc/acc.cpp
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@ -21,8 +21,6 @@
namespace Service::Account { namespace Service::Account {
constexpr u32 MAX_JPEG_IMAGE_SIZE = 0x20000;
// TODO: RE this structure // TODO: RE this structure
struct UserData { struct UserData {
INSERT_PADDING_WORDS(1); INSERT_PADDING_WORDS(1);
@ -34,11 +32,29 @@ struct UserData {
}; };
static_assert(sizeof(UserData) == 0x80, "UserData structure has incorrect size"); static_assert(sizeof(UserData) == 0x80, "UserData structure has incorrect size");
// Smallest JPEG https://github.com/mathiasbynens/small/blob/master/jpeg.jpg
// used as a backup should the one on disk not exist
constexpr u32 backup_jpeg_size = 107;
constexpr std::array<u8, backup_jpeg_size> backup_jpeg{{
0xff, 0xd8, 0xff, 0xdb, 0x00, 0x43, 0x00, 0x03, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03, 0x02, 0x02,
0x02, 0x03, 0x03, 0x03, 0x03, 0x04, 0x06, 0x04, 0x04, 0x04, 0x04, 0x04, 0x08, 0x06, 0x06, 0x05,
0x06, 0x09, 0x08, 0x0a, 0x0a, 0x09, 0x08, 0x09, 0x09, 0x0a, 0x0c, 0x0f, 0x0c, 0x0a, 0x0b, 0x0e,
0x0b, 0x09, 0x09, 0x0d, 0x11, 0x0d, 0x0e, 0x0f, 0x10, 0x10, 0x11, 0x10, 0x0a, 0x0c, 0x12, 0x13,
0x12, 0x10, 0x13, 0x0f, 0x10, 0x10, 0x10, 0xff, 0xc9, 0x00, 0x0b, 0x08, 0x00, 0x01, 0x00, 0x01,
0x01, 0x01, 0x11, 0x00, 0xff, 0xcc, 0x00, 0x06, 0x00, 0x10, 0x10, 0x05, 0xff, 0xda, 0x00, 0x08,
0x01, 0x01, 0x00, 0x00, 0x3f, 0x00, 0xd2, 0xcf, 0x20, 0xff, 0xd9,
}};
static std::string GetImagePath(UUID uuid) { static std::string GetImagePath(UUID uuid) {
return FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) + return FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) +
"/system/save/8000000000000010/su/avators/" + uuid.FormatSwitch() + ".jpg"; "/system/save/8000000000000010/su/avators/" + uuid.FormatSwitch() + ".jpg";
} }
static constexpr u32 SanitizeJPEGSize(std::size_t size) {
constexpr std::size_t max_jpeg_image_size = 0x20000;
return static_cast<u32>(std::min(size, max_jpeg_image_size));
}
class IProfile final : public ServiceFramework<IProfile> { class IProfile final : public ServiceFramework<IProfile> {
public: public:
explicit IProfile(UUID user_id, ProfileManager& profile_manager) explicit IProfile(UUID user_id, ProfileManager& profile_manager)
@ -86,43 +102,29 @@ private:
void LoadImage(Kernel::HLERequestContext& ctx) { void LoadImage(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_ACC, "called"); LOG_DEBUG(Service_ACC, "called");
// smallest jpeg https://github.com/mathiasbynens/small/blob/master/jpeg.jpg
// used as a backup should the one on disk not exist
constexpr u32 backup_jpeg_size = 107;
static constexpr std::array<u8, backup_jpeg_size> backup_jpeg{
0xff, 0xd8, 0xff, 0xdb, 0x00, 0x43, 0x00, 0x03, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03,
0x02, 0x02, 0x02, 0x03, 0x03, 0x03, 0x03, 0x04, 0x06, 0x04, 0x04, 0x04, 0x04, 0x04,
0x08, 0x06, 0x06, 0x05, 0x06, 0x09, 0x08, 0x0a, 0x0a, 0x09, 0x08, 0x09, 0x09, 0x0a,
0x0c, 0x0f, 0x0c, 0x0a, 0x0b, 0x0e, 0x0b, 0x09, 0x09, 0x0d, 0x11, 0x0d, 0x0e, 0x0f,
0x10, 0x10, 0x11, 0x10, 0x0a, 0x0c, 0x12, 0x13, 0x12, 0x10, 0x13, 0x0f, 0x10, 0x10,
0x10, 0xff, 0xc9, 0x00, 0x0b, 0x08, 0x00, 0x01, 0x00, 0x01, 0x01, 0x01, 0x11, 0x00,
0xff, 0xcc, 0x00, 0x06, 0x00, 0x10, 0x10, 0x05, 0xff, 0xda, 0x00, 0x08, 0x01, 0x01,
0x00, 0x00, 0x3f, 0x00, 0xd2, 0xcf, 0x20, 0xff, 0xd9,
};
IPC::ResponseBuilder rb{ctx, 3}; IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS); rb.Push(RESULT_SUCCESS);
const FileUtil::IOFile image(GetImagePath(user_id), "rb"); const FileUtil::IOFile image(GetImagePath(user_id), "rb");
if (!image.IsOpen()) { if (!image.IsOpen()) {
LOG_WARNING(Service_ACC, LOG_WARNING(Service_ACC,
"Failed to load user provided image! Falling back to built-in backup..."); "Failed to load user provided image! Falling back to built-in backup...");
ctx.WriteBuffer(backup_jpeg); ctx.WriteBuffer(backup_jpeg);
rb.Push<u32>(backup_jpeg_size); rb.Push<u32>(backup_jpeg_size);
} else { return;
const auto size = std::min<u32>(image.GetSize(), MAX_JPEG_IMAGE_SIZE); }
const u32 size = SanitizeJPEGSize(image.GetSize());
std::vector<u8> buffer(size); std::vector<u8> buffer(size);
image.ReadBytes(buffer.data(), buffer.size()); image.ReadBytes(buffer.data(), buffer.size());
ctx.WriteBuffer(buffer.data(), buffer.size()); ctx.WriteBuffer(buffer.data(), buffer.size());
rb.Push<u32>(buffer.size()); rb.Push<u32>(size);
}
} }
void GetImageSize(Kernel::HLERequestContext& ctx) { void GetImageSize(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_ACC, "called"); LOG_DEBUG(Service_ACC, "called");
constexpr u32 backup_jpeg_size = 107;
IPC::ResponseBuilder rb{ctx, 3}; IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS); rb.Push(RESULT_SUCCESS);
@ -133,7 +135,7 @@ private:
"Failed to load user provided image! Falling back to built-in backup..."); "Failed to load user provided image! Falling back to built-in backup...");
rb.Push<u32>(backup_jpeg_size); rb.Push<u32>(backup_jpeg_size);
} else { } else {
rb.Push<u32>(std::min<u32>(image.GetSize(), MAX_JPEG_IMAGE_SIZE)); rb.Push<u32>(SanitizeJPEGSize(image.GetSize()));
} }
} }