sysproto.h File Reference

#include <sys/signal.h>
#include <sys/thread.h>

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Data Structures
struct	close_args
struct	fcntl_args
struct	fstat_args
struct	getdtablesize_args
struct	getgid_args
struct	getpid_args
struct	gettimeofday_args
struct	getuid_args
struct	ioctl_args
struct	issetugid_args
struct	mmap_args
struct	munmap_args
struct	obreak_args
struct	open_args
struct	pipe_args
struct	read_args
struct	readlink_args
struct	setitimer_args
struct	sigaction_args
struct	sigprocmask_args
struct	sysctl_args
struct	write_args
Defines
#define	PAD_(t)
#define	PADL_(t)   0
#define	PADR_(t)   PAD_(t)
Typedefs
typedef int	register_t
Functions
int	setitimer (struct thread *td, struct setitimer_args *uap)
	place holder for now functionality to be added later
int	sys_open (struct thread *td, struct open_args *uap)
	entry point for open syscall
int	sys_write (struct thread *td, struct write_args *uap)

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Define Documentation

#define PAD_

(

t

)

Value:

(sizeof(register_t) <= sizeof(t) ? \
                0 : sizeof(register_t) - sizeof(t))

Definition at line 38 of file sysproto.h.

#define PADL_

(

t

)

0

Definition at line 42 of file sysproto.h.

#define PADR_

(

t

)

PAD_(t)

Definition at line 43 of file sysproto.h.

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Typedef Documentation

typedef int register_t

Definition at line 36 of file sysproto.h.

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Function Documentation

int setitimer	(	struct thread *	td,
		struct setitimer_args *	uap
	)

place holder for now functionality to be added later

Definition at line 149 of file gen_calls.c.

int sys_open	(	struct thread *	td,
		struct open_args *	uap
	)

entry point for open syscall

Parameters:

	*td	pointer to callers thread
	*uap	pointer to user space arguements for call

Returns:

index to file descriptor

Definition at line 148 of file vfs.c.

References falloc(), file::fd, fopen(), file::path, open_args::path, strcpy, and thread::td_retval.

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int sys_write	(	struct thread *	td,
		struct write_args *	uap
	)

Definition at line 67 of file gen_calls.c.

References write_args::buf, write_args::fd, kfree(), kmalloc(), kprintf(), memcpy(), write_args::nbyte, taskStruct::td, and thread::td_retval.

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