ubixfs.c File Reference

#include <ubixfs/ubixfs.h>
#include <ubixfs/dirCache.h>
#include <vfs/vfs.h>
#include <ubixos/types.h>
#include <ubixos/sched.h>
#include <ubixos/kpanic.h>
#include <ubixos/exec.h>
#include <lib/kmalloc.h>
#include <lib/string.h>
#include <lib/kprintf.h>
#include <assert.h>

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Functions
static int	openFileUbixFS (const char *file, fileDescriptor *fd)
int	readUbixFS (fileDescriptor *fd, char *data, uInt32 offset, long size)
int	ubixfs_init ()
int	ubixfs_initialize (struct vfs_mountPoint *mp)
static int	ubixfs_loadData (fileDescriptor *fd, char *data, uInt32 size, uInt32 batIndex)
void	ubixFSUnlink (char *path, struct vfs_mountPoint *mp)
int	writeFileByte (int ch, fileDescriptor *fd, long offset)
int	writeUbixFS (fileDescriptor *fd, char *data, long offset, long size)

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Function Documentation

static int openFileUbixFS	(	const char *	file,
		fileDescriptor *	fd
	)			[static]

Definition at line 46 of file ubixfs.c.

References assert, fileDescriptorStruct::cacheNode, vfs_mountPoint::device, device_node::devInfo, ubixFSInfo::dirCache, fileRead, fileWrite, vfs_mountPoint::fsInfo, cacheNode::info, kmalloc(), kprintf(), fileDescriptorStruct::mode, fileDescriptorStruct::mp, NULL, cacheNode::permissions, fileDescriptorStruct::perms, cacheNode::present, device_interface::read, fileDescriptorStruct::size, cacheNode::size, fileDescriptorStruct::start, cacheNode::startCluster, UBIXFS_ALIGN, ubixfs_cacheFind(), ubixfs_loadData(), and x1.

Referenced by ubixfs_init().

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int readUbixFS	(	fileDescriptor *	fd,
		char *	data,
		uInt32	offset,
		long	size
	)

Definition at line 194 of file ubixfs.c.

References assert, fileDescriptorStruct::cacheNode, fdEof, vfs_mountPoint::fsInfo, cacheNode::info, kpanic(), fileDescriptorStruct::mp, NULL, cacheNode::present, fileDescriptorStruct::size, and fileDescriptorStruct::status.

Referenced by addDirEntry(), and ubixfs_init().

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int ubixfs_init

(

)

Definition at line 456 of file ubixfs.c.

References kpanic(), NULL, openFileUbixFS(), readUbixFS(), ubixfs_initialize(), ubixFSmkDir(), ubixFSUnlink(), vfsRegisterFS(), writeUbixFS(), and x1.

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int ubixfs_initialize

(

struct vfs_mountPoint *

mp

)

Definition at line 376 of file ubixfs.c.

References assert, cacheNode::attributes, ubixFSInfo::batEntries, ubixFSInfo::blockAllocationTable, vfs_mountPoint::device, device_node::devInfo, ubixFSInfo::dirCache, vfs_mountPoint::diskLabel, vfs_mountPoint::fsInfo, cacheNode::info, device_interface::info, kmalloc(), kprintf(), ubixDiskLabel::magicNum, ubixDiskLabel::magicNum2, vfs_mountPoint::partition, ubixDiskLabel::partitions, ubixDiskLabel::ubixPartitions::pBatSize, cacheNode::permissions, cacheNode::present, device_interface::read, ubixFSInfo::rootDir, cacheNode::size, cacheNode::startCluster, UBIXDISKMAGIC, ubixfs_cacheNew(), and x1.

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static int ubixfs_loadData	(	fileDescriptor *	fd,
		char *	data,
		uInt32	size,
		uInt32	batIndex
	)			[static]

Definition at line 341 of file ubixfs.c.

References assert, ubixFSInfo::blockAllocationTable, blockSize, vfs_mountPoint::device, device_node::devInfo, vfs_mountPoint::diskLabel, vfs_mountPoint::fsInfo, device_interface::info, fileDescriptorStruct::mp, blockAllocationTableEntry::nextBlock, NULL, vfs_mountPoint::partition, ubixDiskLabel::partitions, device_interface::read, blockAllocationTableEntry::realSector, UBIXFS_ALIGN, and UBIXFS_BLOCKSIZE_BYTES.

Referenced by openFileUbixFS().

void ubixFSUnlink	(	char *	path,
		struct vfs_mountPoint *	mp
	)

Definition at line 309 of file ubixfs.c.

References ubixFSInfo::blockAllocationTable, vfs_mountPoint::device, device_node::devInfo, vfs_mountPoint::diskLabel, directoryEntry::fileName, vfs_mountPoint::fsInfo, device_interface::info, kmalloc(), kprintf(), vfs_mountPoint::partition, ubixDiskLabel::partitions, device_interface::read, ubixFSInfo::rootDir, strcmp(), typeDeleted, device_interface::write, and x1000.

Referenced by ubixfs_init().

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int writeFileByte	(	int	ch,
		fileDescriptor *	fd,
		long	offset
	)

Definition at line 118 of file ubixfs.c.

References assert, ubixFSInfo::blockAllocationTable, vfs_mountPoint::diskLabel, fdOpen, fdRead, vfs_mountPoint::fsInfo, fileDescriptorStruct::mp, blockAllocationTableEntry::nextBlock, NULL, vfs_mountPoint::partition, ubixDiskLabel::partitions, ubixDiskLabel::ubixPartitions::pBatSize, fileDescriptorStruct::start, and fileDescriptorStruct::status.

int writeUbixFS	(	fileDescriptor *	fd,
		char *	data,
		long	offset,
		long	size
	)

Definition at line 232 of file ubixfs.c.

References assert, ubixFSInfo::blockAllocationTable, blockSize, fileDescriptorStruct::buffer, vfs_mountPoint::device, device_node::devInfo, vfs_mountPoint::diskLabel, EOBC, fileDescriptorStruct::fileName, directoryEntry::fileName, vfs_mountPoint::fsInfo, getFreeBlocks(), device_interface::info, kfree(), kmalloc(), fileDescriptorStruct::mp, blockAllocationTableEntry::nextBlock, NULL, vfs_mountPoint::partition, ubixDiskLabel::partitions, device_interface::read, blockAllocationTableEntry::realSector, directoryEntry::size, fileDescriptorStruct::size, fileDescriptorStruct::start, directoryEntry::startCluster, strcmp(), device_interface::write, and x1000.

Referenced by addDirEntry(), and ubixfs_init().

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