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Diffstat (limited to 'dev/kernel/src/IFS.cc')
| -rw-r--r-- | dev/kernel/src/IFS.cc | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/dev/kernel/src/IFS.cc b/dev/kernel/src/IFS.cc new file mode 100644 index 00000000..ba2ec8c0 --- /dev/null +++ b/dev/kernel/src/IFS.cc @@ -0,0 +1,89 @@ +/* ------------------------------------------- + + Copyright (C) 2024-2025, Amlal El Mahrouss, all rights reserved. + +------------------------------------------- */ + +#include <KernelKit/DriveMgr.h> +#include <KernelKit/FileMgr.h> + +/************************************************************* + * + * File: IFS.cc + * Purpose: Filesystem to mountpoint interface. + * Date: 05/26/2025 + * + * Copyright (C) 2024-2025, Amlal El Mahrouss, all rights reserved. + * + *************************************************************/ + +/// Useful macros regarding the IFS. + +#define fsi_ifs_write(DRV, TRAITS, MP) (MP->DRV()).fOutput(TRAITS) +#define fsi_ifs_read(DRV, TRAITS, MP) (MP->DRV()).fInput(TRAITS) + +namespace Kernel { +/// @brief Read from fs disk. +/// @param Mnt mounted interface. +/// @param DrvTrait drive info +/// @param DrvIndex drive index. +/// @return +Int32 fs_ifs_read(MountpointInterface* Mnt, DriveTrait& DrvTrait, Int32 DrvIndex) { + if (!Mnt) return kErrorDisk; + + DrvTrait.fPacket.fPacketGood = false; + + switch (DrvIndex) { + case MountpointInterface::kDriveIndexA: { + fsi_ifs_read(A, DrvTrait.fPacket, Mnt); + break; + } + case MountpointInterface::kDriveIndexB: { + fsi_ifs_read(B, DrvTrait.fPacket, Mnt); + break; + } + case MountpointInterface::kDriveIndexC: { + fsi_ifs_read(C, DrvTrait.fPacket, Mnt); + break; + } + case MountpointInterface::kDriveIndexD: { + fsi_ifs_read(D, DrvTrait.fPacket, Mnt); + break; + } + } + + return DrvTrait.fPacket.fPacketGood ? kErrorSuccess : kErrorDisk; +} + +/// @brief Write to fs disk. +/// @param Mnt mounted interface. +/// @param DrvTrait drive info +/// @param DrvIndex drive index. +/// @return +Int32 fs_ifs_write(MountpointInterface* Mnt, DriveTrait& DrvTrait, Int32 DrvIndex) { + if (!Mnt) return kErrorDisk; + + DrvTrait.fPacket.fPacketGood = false; + + switch (DrvIndex) { + case MountpointInterface::kDriveIndexA: { + fsi_ifs_write(A, DrvTrait.fPacket, Mnt); + break; + } + case MountpointInterface::kDriveIndexB: { + fsi_ifs_write(B, DrvTrait.fPacket, Mnt); + break; + } + case MountpointInterface::kDriveIndexC: { + fsi_ifs_write(C, DrvTrait.fPacket, Mnt); + break; + } + case MountpointInterface::kDriveIndexD: { + fsi_ifs_write(D, DrvTrait.fPacket, Mnt); + break; + } + } + + return DrvTrait.fPacket.fPacketGood ? kErrorSuccess : kErrorDisk; +} +} // namespace Kernel
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