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Kernel: Make USBMassStorage send_scsi_command templated

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This allows passing ConstByteSpan when data will not be modified
This commit is contained in:
Bananymous
2024-11-22 22:21:19 +02:00
parent 480368c878
commit 0247d47a3d
2 changed files with 22 additions and 17 deletions
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7
kernel/include/kernel/USB/MassStorage/SCSIDevice.h
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@@ -22,8 +22,11 @@ namespace Kernel
USBSCSIDevice(USBMassStorageDriver& driver, uint8_t lun, BAN::UniqPtr<DMARegion>&&, uint64_t block_count, uint32_t block_size);
~USBSCSIDevice();
static BAN::ErrorOr<size_t> send_scsi_command_impl(USBMassStorageDriver&, DMARegion& dma_region, uint8_t lun, BAN::ConstByteSpan command, BAN::ByteSpan data, bool in);
BAN::ErrorOr<size_t> send_scsi_command(BAN::ConstByteSpan command, BAN::ByteSpan data, bool in);
template<bool IN, typename SPAN = BAN::either_or_t<IN, BAN::ByteSpan, BAN::ConstByteSpan>>
BAN::ErrorOr<size_t> send_scsi_command(BAN::ConstByteSpan command, SPAN data);
template<bool IN, typename SPAN = BAN::either_or_t<IN, BAN::ByteSpan, BAN::ConstByteSpan>>
static BAN::ErrorOr<size_t> send_scsi_command_impl(USBMassStorageDriver&, DMARegion& dma_region, uint8_t lun, BAN::ConstByteSpan command, SPAN data);
BAN::ErrorOr<void> read_sectors_impl(uint64_t first_lba, uint64_t sector_count, BAN::ByteSpan buffer) override;
BAN::ErrorOr<void> write_sectors_impl(uint64_t lba, uint64_t sector_count, BAN::ConstByteSpan buffer) override;