VIO- virtual I/O that mimics stdio

Macros
#define	padico_vio_errno

Functions
int	padico_vio_get_errno (void)
ssize_t	padico_vio_read (int fd, void *buf, size_t count)
ssize_t	padico_vio_write (int fd, const void *buf, size_t count)
ssize_t	padico_vio_readv (int fildes, const struct iovec *iov, int iovcnt)
ssize_t	padico_vio_writev (int fildes, const struct iovec *iov, int iovcnt)
int	padico_vio_close (int fd)
int	padico_vio_select (int nfds, fd_set *readfds, fd_set *writefds, fd_set *errorfds, struct timeval *timeout)
int	padico_vio_fcntl (int fd, int cmd, void *arg)
int	padico_vio_poll (struct pollfd fds[], unsigned int nfds, int timeout)
int	padico_vio_pipe (int fildes[2])
int	padico_vio_open (const char *path, int oflag,...)
int	padico_vio_creat (const char *path, mode_t mode)
off_t	padico_vio_lseek (int fd, off_t offset, int whence)
int	padico_vio_ftruncate (int fd, off_t length)
int	padico_vio_fstat (int fd, struct stat *buf)
void *	padico_vio_mmap (void *addr, size_t len, int prot, int flags, int fd, off_t off)
int	padico_vio_fsync (int fd)
ssize_t	padico_vio_send (int s, const void *msg, size_t len, int flags)
ssize_t	padico_vio_recv (int s, void *msg, size_t len, int flags)
ssize_t	padico_vio_sendto (int s, const void *buf, size_t len, int flags, const struct sockaddr *to, int tolen)
ssize_t	padico_vio_recvfrom (int s, void *buf, size_t len, int flags, struct sockaddr *from, socklen_t *fromlen)
ssize_t	padico_vio_recvfrom_madio (int s, void *buf, size_t len, int flags, struct sockaddr *from, int *fromlen)
ssize_t	padico_vio_sendmsg (int s, const struct msghdr *msg, int flags)
ssize_t	padico_vio_recvmsg (int s, struct msghdr *msg, int flags)
int	padico_vio_socket (int domain, int type, int protocol)
int	padico_vio_bind (int s, const struct sockaddr *name, socklen_t namelen)
int	padico_vio_listen (int s, int n)
int	padico_vio_accept (int s, struct sockaddr *raddr, socklen_t *namelen)
int	padico_vio_connect (int s, const struct sockaddr *name, socklen_t namelen)
int	padico_vio_shutdown (int s, int how)
int	padico_vio_setsockopt (int s, int level, int optname, const void *optval, socklen_t optlen)
int	padico_vio_getsockopt (int s, int level, int optname, void *optval, socklen_t *optlen)
int	padico_vio_getsockname (int s, struct sockaddr *name, socklen_t *namelen)
int	padico_vio_getpeername (int s, struct sockaddr *name, socklen_t *namelen)
int	padico_vio_inotify_init (void)
int	padico_vio_inotify_add_watch (int fd, const char *pathname, uint32_t mask)
int	padico_vio_inotify_rm_watch (int fd, uint32_t wd)
int	padico_vio_ulimit (int cmd,...)
int	padico_vio_ioctl (int fd, int request, unsigned long arg)
int	padico_vio_interrupt (int fd)
	asynchronous interrupt
padico_rc_t	padico_vio_dump_vfd (int vfd)
puk_component_t	padico_vio_component (int fd)

Detailed Description

Macro Definition Documentation

padico_vio_errno

#define padico_vio_errno

Examples

Tests/VIO/vio-test.c.

Definition at line 74 of file VIO.h.

Function Documentation

padico_vio_accept()

int padico_vio_accept	(	int	s,
		struct sockaddr *	raddr,
		socklen_t *	namelen
	)

Definition at line 1229 of file vio.c.

References vobs_attr_listener_s::backlog, padico_vnode_content_t::binding, padico_vnode_s::content, done, vobs_attr_remote_s::established, padico_vnode_content_t::listener, padico_vnode_s::listener, namelen, NULL, padico_vio_set_errno(), pending, raddr, rc, padico_vnode_content_t::remote, padico_vnode_s::remote, vobs_attr_remote_s::remote_addr, vobs_attr_remote_s::remote_addrlen, s, padico_vnode_content_t::socket, vfd_to_vnode(), vio_alloc_desc(), VIO_DATA, vlink_address_trace, vnode, vnode_check, vnode_lock(), vnode_unlock(), and vobs_wait().

Referenced by bench_vio_init(), data_check_init(), make_servant(), padico_vio_abi_init(), token_ring_init(), and vio_ring_init().

padico_vio_bind()

int padico_vio_bind	(	int	s,
		const struct sockaddr *	name,
		socklen_t	namelen
	)

Definition at line 1182 of file vio.c.

References done, name, namelen, padico_vio_set_errno(), padico_vsock_bind(), rc, s, vfd_to_vnode(), vnode, vnode_get_error(), vnode_lock(), and vnode_unlock().

Referenced by bench_udp_init(), bench_vio_init(), data_check_init(), make_server(), padico_vio_abi_init(), token_ring_init(), and vio_ring_init().

padico_vio_close()

int padico_vio_close

(

int

fd

)

Definition at line 492 of file vio.c.

References padico_vnode_s::assembly_stuff, done, fd, vnode_assembly_stuff_s::instance, NULL, padico_vnode_s::observer, padico_vio_set_errno(), padico_vnode_close(), vobs_attr_status_s::pending_op, rc, s, vobs_attr_observer_s::secondary, padico_vnode_s::status, vfd_to_vnode(), vio_release_desc(), vnode, vnode_lock(), and vobs_wait().

Referenced by bench_udp_finalize(), bench_vio_finalize(), bench_vio_init(), client_loop(), data_check_finalize(), data_check_init(), padico_vio_abi_init(), servant_loop(), token_ring_finalize(), token_ring_init(), vio_ring_finalize(), and vio_ring_init().

padico_vio_component()

puk_component_t padico_vio_component

(

int

fd

)

Definition at line 2168 of file vio.c.

References padico_vnode_s::assembly_stuff, component, done, fd, vnode_assembly_stuff_s::instance, NULL, padico_vio_set_errno(), vfd_to_vnode(), and vnode.

Referenced by bench_vio_init(), and client().

padico_vio_connect()

int padico_vio_connect	(	int	s,
		const struct sockaddr *	name,
		socklen_t	namelen
	)

Definition at line 1306 of file vio.c.

References assert(), vobs_attr_status_s::connecting, padico_vnode_s::content, done, vobs_attr_remote_s::established, name, namelen, padico_vio_set_errno(), padico_vsock_active_connect(), rc, padico_vnode_content_t::remote, padico_vnode_s::remote, s, padico_vnode_content_t::socket, padico_vnode_s::status, vfd_to_vnode(), VIO_DATA, vio_pivot_vnode(), vlink_address_trace, vnode, vnode_get_error(), vnode_lock(), vnode_unlock(), and vobs_wait().

Referenced by bench_vio_init(), data_check_init(), make_client(), padico_vio_abi_init(), token_ring_init(), and vio_ring_init().

padico_vio_creat()

int padico_vio_creat	(	const char *	path,
		mode_t	mode
	)

Definition at line 1810 of file vio.c.

References done, mode, padico_vio_open(), and path.

Referenced by padico_vio_abi_init().

padico_vio_dump_vfd()

padico_rc_t padico_vio_dump_vfd

(

int

vfd

)

Definition at line 221 of file vio.c.

References done, NULL, padico_vio_dumpvnode(), PADICO_VIO_MAX_DESC, rc, vio, and vnode.

Referenced by viodump_vfd_end_handler().

padico_vio_fcntl()

int padico_vio_fcntl	(	int	fd,
		int	cmd,
		void *	arg
	)

Definition at line 877 of file vio.c.

References __attribute__, arg, done, fd, l, padico_vio_set_errno(), rc, vfd_to_vnode(), vio, VIO_DATA, vnode, vnode_get_error(), vnode_hfd_fcntl(), vnode_lock(), and vnode_unlock().

Referenced by padico_vio_abi_init().

padico_vio_fstat()

int padico_vio_fstat	(	int	fd,
		struct stat *	buf
	)

Definition at line 1855 of file vio.c.

References padico_vnode_s::assembly_stuff, done, fd, vnode_assembly_stuff_s::instance, NULL, padico_vio_set_errno(), puk_instance_indirect_VFile(), r, rc, vfd_to_vnode(), vnode, vnode_get_error(), vnode_lock(), and vnode_unlock().

Referenced by padico_vio_abi_init().

padico_vio_fsync()

int padico_vio_fsync

(

int

fd

)

Definition at line 937 of file vio.c.

References padico_vnode_s::assembly_stuff, done, fd, vnode_assembly_stuff_s::instance, NULL, padico_vio_set_errno(), puk_instance_indirect_VFile(), rc, vfd_to_vnode(), vnode, vnode_lock(), and vnode_unlock().

Referenced by padico_vio_abi_init().

padico_vio_ftruncate()

int padico_vio_ftruncate	(	int	fd,
		off_t	length
	)

Definition at line 1835 of file vio.c.

References padico_vnode_s::assembly_stuff, done, fd, vnode_assembly_stuff_s::instance, NULL, padico_vio_set_errno(), puk_instance_indirect_VFile(), r, rc, vfd_to_vnode(), vnode, vnode_get_error(), vnode_lock(), and vnode_unlock().

Referenced by padico_vio_abi_init().

padico_vio_get_errno()

int padico_vio_get_errno ( void  )

extern

Definition at line 116 of file vio.c.

References done.

Referenced by padico_vio_readv(), and padico_vio_writev().

padico_vio_getpeername()

int padico_vio_getpeername	(	int	s,
		struct sockaddr *	name,
		socklen_t *	namelen
	)

Definition at line 1627 of file vio.c.

References padico_vnode_s::content, done, name, namelen, padico_vio_set_errno(), rc, padico_vnode_content_t::remote, padico_vnode_s::remote, vobs_attr_remote_s::remote_addr, vobs_attr_remote_s::remote_addrlen, s, padico_vnode_content_t::socket, vfd_to_vnode(), vnode, vnode_lock(), and vnode_unlock().

Referenced by padico_vio_abi_init(), and print_sock_info().

padico_vio_getsockname()

int padico_vio_getsockname	(	int	s,
		struct sockaddr *	name,
		socklen_t *	namelen
	)

Definition at line 1584 of file vio.c.

References padico_vnode_content_t::binding, padico_vnode_s::binding, padico_vnode_s::content, done, name, namelen, padico_vio_dumpvnode(), padico_vio_set_errno(), vobs_attr_binding_s::primary, vobs_attr_binding_s::primary_len, rc, s, padico_vnode_content_t::socket, vfd_to_vnode(), vlink_address_trace, vnode, vnode_lock(), and vnode_unlock().

Referenced by padico_vio_abi_init(), and print_sock_info().

padico_vio_getsockopt()

int padico_vio_getsockopt	(	int	s,
		int	level,
		int	optname,
		void *	optval,
		socklen_t *	optlen
	)

Definition at line 1542 of file vio.c.

References padico_vnode_s::content, done, padico_vnode_content_t::listener, padico_vio_set_errno(), rc, s, vobs_attr_socket_s::so_type, padico_vnode_content_t::socket, padico_vnode_s::socket, vfd_to_vnode(), vnode, vnode_clear_error(), and vnode_get_error().

Referenced by padico_vio_abi_init().

padico_vio_inotify_add_watch()

int padico_vio_inotify_add_watch	(	int	fd,
		const char *	pathname,
		uint32_t	mask
	)

Definition at line 2105 of file vio.c.

References __puk_abi_wrap__errno, done, fd, vnode_hfd_s::fd, padico_vnode_s::hfd, padico_vio_set_errno(), PUK_ABI_FSYS_WRAP, rc, vfd_to_vnode(), vnode, vnode_lock(), and vnode_unlock().

padico_vio_inotify_init()

int padico_vio_inotify_init

(

void

)

Definition at line 2085 of file vio.c.

References __puk_abi_wrap__errno, component, done, fd, instance, NULL, vobs_attr_status_s::opened, padico_vio_set_errno(), PUK_ABI_FSYS_WRAP, puk_instance_indirect_VLink(), r, padico_vnode_s::status, vio_alloc_desc(), vnode, and vnode_hfd_create().

padico_vio_inotify_rm_watch()

int padico_vio_inotify_rm_watch	(	int	fd,
		uint32_t	wd
	)

Definition at line 2123 of file vio.c.

References __puk_abi_wrap__errno, done, fd, vnode_hfd_s::fd, padico_vnode_s::hfd, padico_vio_set_errno(), PUK_ABI_FSYS_WRAP, rc, vfd_to_vnode(), vnode, vnode_lock(), and vnode_unlock().

padico_vio_interrupt()

int padico_vio_interrupt

(

int

fd

)

asynchronous interrupt

Definition at line 2147 of file vio.c.

References done, fd, padico_vio_set_errno(), vfd_to_vnode(), VIO_DATA, vnode, vnode_lock(), and vnode_unlock().

padico_vio_ioctl()

int padico_vio_ioctl	(	int	fd,
		int	request,
		unsigned long	arg
	)

Warning

only cmd=4 (GDESLIM) is supported

Definition at line 1685 of file vio.c.

References __puk_abi_wrap__errno, arg, padico_vnode_s::content, done, fd, vnode_hfd_s::fd, padico_vnode_content_t::hfd, padico_vnode_s::hfd, padico_vio_set_errno(), PUK_ABI_FSYS_WRAP, rc, request(), vfd_to_vnode(), and vnode.

Referenced by padico_vio_abi_init().

padico_vio_listen()

int padico_vio_listen	(	int	s,
		int	n
	)

Definition at line 1201 of file vio.c.

References padico_vnode_s::content, done, n, NULL, padico_vio_set_errno(), padico_vsock_passive_connect(), rc, s, padico_vnode_content_t::socket, vfd_to_vnode(), vnode, vnode_get_error(), vnode_lock(), and vnode_unlock().

Referenced by bench_vio_init(), data_check_init(), make_server(), padico_vio_abi_init(), token_ring_init(), and vio_ring_init().

padico_vio_lseek()

off_t padico_vio_lseek	(	int	fd,
		off_t	offset,
		int	whence
	)

Definition at line 1816 of file vio.c.

References padico_vnode_s::assembly_stuff, done, vobs_attr_status_s::end_of_file, fd, vnode_assembly_stuff_s::instance, NULL, padico_vio_set_errno(), puk_instance_indirect_VFile(), r, rc, padico_vnode_s::status, vfd_to_vnode(), vnode, vnode_get_error(), vnode_lock(), and vnode_unlock().

Referenced by padico_vio_abi_init().

padico_vio_mmap()

void * padico_vio_mmap	(	void *	addr,
		size_t	len,
		int	prot,
		int	flags,
		int	fd,
		off_t	off
	)

Definition at line 1873 of file vio.c.

References __puk_abi_wrap__errno, padico_vnode_s::assembly_stuff, done, puk_receptacle_VFile_s::driver, fd, vnode_assembly_stuff_s::instance, len, NULL, padico_vio_set_errno(), PUK_ABI_FSYS_WRAP, puk_instance_indirect_VFile(), r, rc, vfd_to_vnode(), vnode, vnode_get_error(), vnode_lock(), and vnode_unlock().

Referenced by padico_vio_abi_init().

padico_vio_open()

int padico_vio_open	(	const char *	path,
		int	oflag,
			...
	)

Definition at line 1749 of file vio.c.

References padico_vnode_s::assembly_stuff, assert(), component, done, instance, vnode_assembly_stuff_s::instance, mode, NULL, padico_vio_set_errno(), padico_vnode_close(), path, puk_instance_indirect_VFile(), r, rc, vio_alloc_desc(), vio_default_vfile, and vnode.

Referenced by padico_vio_abi_init(), and padico_vio_creat().

padico_vio_pipe()

int padico_vio_pipe

(

int

fildes[2]

)

Definition at line 1715 of file vio.c.

References done, fd, NULL, padico_vio_set_errno(), padico_vpipe_driver_s::pipe, puk_component_get_driver_VPipe(), rc, vio_alloc_desc(), vnodes, and vpipe_driver.

Referenced by padico_vio_abi_init().

padico_vio_poll()

int padico_vio_poll	(	struct pollfd	fds[],
		unsigned int	nfds,
		int	timeout
	)

Definition at line 615 of file vio.c.

References assert(), done, fd, NULL, padico_vio_set_errno(), rc, timeout, vnode_pollfd_from_observer(), vobs_secondary_destroy(), vobs_secondary_from_pollfd(), vobs_secondary_init(), vobs_secondary_lock(), vobs_secondary_timedwait(), vobs_secondary_unlock(), vobs_secondary_update(), and vobs_secondary_wait().

Referenced by padico_vio_abi_init().

padico_vio_read()

ssize_t padico_vio_read	(	int	fd,
		void *	buf,
		size_t	count
	)

Definition at line 282 of file vio.c.

References assert(), vobs_attr_remote_s::can_recv, vobs_attr_rbox_s::cant_interrupt_read, padico_vnode_s::content, done, vobs_attr_status_s::end_of_file, vobs_attr_remote_s::established, fd, vobs_attr_status_s::opened, padico_vio_set_errno(), padico_vnode_read_clear(), padico_vnode_read_post(), padico_vnode_s::rbox, rc, vobs_attr_rbox_s::read_done, padico_vnode_content_t::remote, padico_vnode_s::remote, padico_vnode_s::status, vfd_to_vnode(), VIO_DATA, vlink_profile_point, vlink_profile_start, vnode, vnode_lock(), vnode_unlock(), and vobs_wait().

Referenced by data_check_in(), padico_vio_abi_init(), padico_vio_readv(), padico_vio_recv(), servant_loop(), token_ring_run(), vio_test_in(), and vio_test_in().

padico_vio_readv()

ssize_t padico_vio_readv	(	int	fildes,
		const struct iovec *	iov,
		int	iovcnt
	)

Definition at line 426 of file vio.c.

References current, done, i, padico_vio_get_errno(), padico_vio_read(), padico_vio_set_errno(), and rc.

Referenced by padico_vio_abi_init(), and padico_vio_recvmsg().

padico_vio_recv()

ssize_t padico_vio_recv	(	int	s,
		void *	msg,
		size_t	len,
		int	flags
	)

Definition at line 986 of file vio.c.

References done, len, padico_vio_read(), rc, and s.

Referenced by padico_vio_abi_init().

padico_vio_recvfrom()

ssize_t padico_vio_recvfrom	(	int	s,
		void *	buf,
		size_t	len,
		int	flags,
		struct sockaddr *	from,
		socklen_t *	fromlen
	)

Definition at line 1048 of file vio.c.

References done, vnode_hfd_s::fd, padico_vnode_s::hfd, len, padico_vio_set_errno(), PUK_ABI_FSYS_REAL, rc, s, vfd_to_vnode(), VIO_DATA, and vnode.

Referenced by padico_vio_abi_init(), and padico_vio_recvmsg().

padico_vio_recvfrom_madio()

ssize_t padico_vio_recvfrom_madio	(	int	s,
		void *	buf,
		size_t	len,
		int	flags,
		struct sockaddr *	from,
		int *	fromlen
	)

Referenced by udp_client(), and udp_server().

padico_vio_recvmsg()

ssize_t padico_vio_recvmsg	(	int	s,
		struct msghdr *	msg,
		int	flags
	)

Definition at line 1106 of file vio.c.

References padico_vnode_s::content, current, done, i, NULL, padico_vio_readv(), padico_vio_recvfrom(), padico_vio_set_errno(), ptr, rc, padico_vnode_content_t::remote, s, vfd_to_vnode(), and vnode.

Referenced by padico_vio_abi_init().

padico_vio_select()

int padico_vio_select	(	int	nfds,
		fd_set *	readfds,
		fd_set *	writefds,
		fd_set *	errorfds,
		struct timeval *	timeout
	)

Definition at line 778 of file vio.c.

References done, fdsets_from_vobs_secondary(), i, NULL, padico_vio_set_errno(), timeout, vobs_secondary_destroy(), vobs_secondary_from_fdsets(), vobs_secondary_init(), vobs_secondary_lock(), vobs_secondary_timedwait(), vobs_secondary_unlock(), vobs_secondary_update(), and vobs_secondary_wait().

Referenced by padico_vio_abi_init().

padico_vio_send()

ssize_t padico_vio_send	(	int	s,
		const void *	msg,
		size_t	len,
		int	flags
	)

Definition at line 975 of file vio.c.

References done, len, padico_vio_write(), rc, and s.

Referenced by padico_vio_abi_init().

padico_vio_sendmsg()

ssize_t padico_vio_sendmsg	(	int	s,
		const struct msghdr *	msg,
		int	flags
	)

Definition at line 1070 of file vio.c.

References padico_vnode_s::content, done, i, NULL, padico_vio_sendto(), padico_vio_set_errno(), padico_vio_writev(), ptr, rc, padico_vnode_content_t::remote, s, vfd_to_vnode(), and vnode.

Referenced by padico_vio_abi_init().

padico_vio_sendto()

ssize_t padico_vio_sendto	(	int	s,
		const void *	buf,
		size_t	len,
		int	flags,
		const struct sockaddr *	to,
		int	tolen
	)

Definition at line 1011 of file vio.c.

References done, len, padico_vio_set_errno(), padico_vsock_sendto(), rc, s, vfd_to_vnode(), vnode, vnode_lock(), and vnode_unlock().

Referenced by padico_vio_abi_init(), padico_vio_sendmsg(), udp_client(), and udp_server().

padico_vio_setsockopt()

int padico_vio_setsockopt	(	int	s,
		int	level,
		int	optname,
		const void *	optval,
		socklen_t	optlen
	)

Definition at line 1449 of file vio.c.

References __puk_abi_wrap__errno, padico_vnode_s::content, done, vnode_hfd_s::fd, padico_vnode_content_t::hfd, padico_vnode_s::hfd, padico_vio_set_errno(), PUK_ABI_FSYS_WRAP, rc, s, vobs_attr_socket_s::so_options, padico_vnode_content_t::socket, padico_vnode_s::socket, vfd_to_vnode(), vnode, vobs_attr_socket, and vobs_commit().

Referenced by padico_vio_abi_init().

padico_vio_shutdown()

int padico_vio_shutdown	(	int	s,
		int	how
	)

Definition at line 1396 of file vio.c.

References vobs_attr_remote_s::can_recv, vobs_attr_remote_s::can_send, padico_vnode_s::content, done, padico_vio_set_errno(), padico_vsock_fullshutdown(), rc, padico_vnode_content_t::remote, padico_vnode_s::remote, s, padico_vnode_content_t::socket, vfd_to_vnode(), vnode, vnode_lock(), and vnode_unlock().

Referenced by padico_vio_abi_init().

padico_vio_socket()

int padico_vio_socket	(	int	domain,
		int	type,
		int	protocol
	)

Definition at line 1156 of file vio.c.

References component, domain, done, instance, NULL, padico_vio_set_errno(), padico_vsock_create(), puk_instance_indirect_VLink(), r, rc, type, vio_alloc_desc(), vio_default_vsock, and vnode.

Referenced by bench_udp_init(), bench_vio_init(), data_check_init(), make_client(), make_server(), padico_vio_abi_init(), token_ring_init(), and vio_ring_init().

padico_vio_ulimit()

int padico_vio_ulimit	(	int	cmd,
			...
	)

Definition at line 1664 of file vio.c.

References done, PADICO_VIO_MAX_DESC, padico_vio_set_errno(), rc, and UL_GDESLIM.

padico_vio_write()

ssize_t padico_vio_write	(	int	fd,
		const void *	buf,
		size_t	count
	)

Definition at line 372 of file vio.c.

References padico_vnode_s::content, done, fd, vobs_attr_status_s::opened, padico_vio_set_errno(), padico_vnode_write_clear(), padico_vnode_write_post(), rc, padico_vnode_content_t::remote, padico_vnode_s::status, vfd_to_vnode(), VIO_DATA, vlink_profile_point, vlink_profile_start, vnode, vnode_get_error(), vnode_lock(), vnode_unlock(), vobs_wait(), padico_vnode_content_t::wbox, padico_vnode_s::wbox, and vobs_attr_wbox_s::write_done.

Referenced by data_check_out(), padico_vio_abi_init(), padico_vio_send(), padico_vio_writev(), send_msg(), token_ring_run(), vio_test_out(), and vio_test_out().

padico_vio_writev()

ssize_t padico_vio_writev	(	int	fildes,
		const struct iovec *	iov,
		int	iovcnt
	)

Definition at line 460 of file vio.c.

References current, done, i, padico_vio_get_errno(), padico_vio_set_errno(), padico_vio_write(), and rc.

Referenced by padico_vio_abi_init(), and padico_vio_sendmsg().