file.h File Reference

#include <ubixos/types.h>
#include <ubixfs/dirCache.h>
#include <vfs/mount.h>

Go to the source code of this file.

Data Structures
struct	dmadat
struct	fileDescriptorStruct
struct	userFileDescriptorStruct
Defines
#define	DEV_BSHIFT   9
#define	DEV_BSIZE   (1<<DEV_BSHIFT)
#define	SBLOCKSIZE   8192
#define	SEEK_SET   0x0
#define	VBLKSHIFT   12
#define	VBLKSIZE   (1 << VBLKSHIFT)
Typedefs
typedef fileDescriptorStruct	fileDescriptor
typedef userFileDescriptorStruct	userFileDescriptor
Functions
void	chDir (const char *path)
int	fclose (fileDescriptor *)
int	feof (fileDescriptor *fd)
int	fgetc (fileDescriptor *fd)
fileDescriptor *	fopen (const char *, const char *)
size_t	fread (void *ptr, size_t size, size_t nmemb, fileDescriptor *fd)
int	fseek (fileDescriptor *, long, int)
size_t	fwrite (void *ptr, int size, int nmemb, fileDescriptor *fd)
void	sysChDir (const char *path)
void	sysFseek (userFileDescriptor *, long, int)
int	unlink (const char *path)
char *	verifyDir (const char *path)
Variables
fileDescriptor *	fdTable

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Define Documentation

#define DEV_BSHIFT   9

Definition at line 36 of file file.h.

#define DEV_BSIZE   (1<<DEV_BSHIFT)

Definition at line 37 of file file.h.

#define SBLOCKSIZE   8192

Definition at line 35 of file file.h.

#define SEEK_SET   0x0

Definition at line 31 of file file.h.

Referenced by DiskFS::read(), and DiskFS::write().

#define VBLKSHIFT   12

Definition at line 33 of file file.h.

Referenced by fsread().

#define VBLKSIZE   (1 << VBLKSHIFT)

Definition at line 34 of file file.h.

Referenced by fsread().

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Typedef Documentation

typedef struct fileDescriptorStruct fileDescriptor

typedef struct userFileDescriptorStruct userFileDescriptor

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Function Documentation

void chDir

(

const char *

path

)

int fclose

(

fileDescriptor *

)

Definition at line 396 of file file.c.

References assert, fdTable, fdTable_lock, kfree(), fileDescriptor::next, NULL, vitalsStruct::openFiles, fileDescriptor::prev, spinLock(), spinUnlock(), systemVitals, and x1.

Referenced by dev_ramDestroy(), dev_ramDrive(), execFile(), kmod_load(), ldEnable(), bTree::Save(), sysExec(), sysFclose(), sysMkDir(), and systemTask().

int feof

(

fileDescriptor *

fd

)

Definition at line 213 of file file.c.

References fdEof.

int fgetc

(

fileDescriptor *

fd

)

Definition at line 244 of file file.c.

References fileDescriptor::offset.

Referenced by sysFgetc().

fileDescriptor* fopen	(	const char *	,
		const char *
	)

Definition at line 267 of file file.c.

References fdOpen, fdTable, fdTable_lock, fileAppend, fileBinary, fileRead, fileWrite, kfree(), kmalloc(), kprintf(), fileDescriptor::next, NULL, fileDescriptor::offset, vitalsStruct::openFiles, fileDescriptor::prev, spinLock(), spinUnlock(), sprintf(), strstr(), strtok(), systemVitals, and vfs_findMount().

Referenced by dev_ramDestroy(), dev_ramDrive(), DiskFS::DiskFS(), execFile(), kmod_load(), ldEnable(), bTree::Save(), sysExec(), sysFopen(), sysMkDir(), and tcpdump_init().

size_t fread	(	void *	ptr,
		size_t	size,
		size_t	nmemb,
		fileDescriptor *	fd
	)

Definition at line 178 of file file.c.

References assert, and fileDescriptor::offset.

Referenced by dev_ramDrive(), execFile(), kmod_load(), ldEnable(), DiskFS::read(), sysExec(), and sysFread().

int fseek	(	fileDescriptor *	,
		long	,
		int
	)

Definition at line 201 of file file.c.

References fileDescriptor::offset.

Referenced by execFile(), kmod_load(), ldEnable(), DiskFS::read(), sysExec(), and DiskFS::write().

size_t fwrite	(	void *	ptr,
		int	size,
		int	nmemb,
		fileDescriptor *	fd
	)

Definition at line 193 of file file.c.

References fileDescriptor::offset.

Referenced by dev_ramDestroy(), bTree::Save(), sysFwrite(), and DiskFS::write().

void sysChDir

(

const char *

path

)

Definition at line 102 of file file.c.

References _current, osInfo::cwd, taskStruct::oInfo, sprintf(), and strstr().

void sysFseek	(	userFileDescriptor *	,
		long	,
		int
	)

Definition at line 92 of file file.c.

References userFileDescriptorStruct::fd, NULL, and fileDescriptorStruct::offset.

int unlink

(

const char *

path

)

Definition at line 478 of file file.c.

References vfs_mountPoint::fs, vfs_mountPoint::mountPoint, NULL, strtok(), vfs_findMount(), and fileSystem::vfsUnlink.

Referenced by sysUnlink().

char* verifyDir

(

const char *

path

)

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Variable Documentation

fileDescriptor* fdTable

Definition at line 45 of file file.c.

Referenced by fclose(), and fopen().

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