Implements UNIX domain socket COMSTACK. More...

#include <yaz/yconfig.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <errno.h>
#include <time.h>
#include <fcntl.h>
#include <signal.h>
#include <grp.h>
#include <yaz/unix.h>
#include <yaz/log.h>

Data Structures
struct	unix_state

Macros
#define	YAZ_SOCKLEN_T int

#define	SUN_LEN(ptr)

#define	CS_UNIX_BUFCHUNK 4096

Typedefs
typedef struct unix_state	unix_state

Functions
static void	unix_close (COMSTACK h)

static int	unix_put (COMSTACK h, char *buf, int size)

static int	unix_get (COMSTACK h, char *buf, int bufsize)

static int	unix_connect (COMSTACK h, void *address)

static int	unix_more (COMSTACK h)

static int	unix_rcvconnect (COMSTACK h)

static int	unix_bind (COMSTACK h, void *address, int mode)

static int	unix_listen (COMSTACK h, char raddr, int addrlen, int(check_ip)(void cd, const char a, int len, int type), void cd)

static int	unix_set_blocking (COMSTACK p, int blocking)

static COMSTACK	unix_accept (COMSTACK h)

static const char *	unix_addrstr (COMSTACK h)

static void *	unix_straddr (COMSTACK h, const char *str)

static void	unix_init (void)

COMSTACK	unix_type (int s, int flags, int protocol, void *vp)

static int	unix_strtoaddr_ex (const char str, struct sockaddr_un add)

static void *	unix_straddr1 (COMSTACK h, const char str, char f)

struct sockaddr_un *	unix_strtoaddr (const char *str)

static int	unix_listen (COMSTACK h, char raddr, int addrlen, int(check_ip)(void cd, const char a, int len, int t), void cd)

Variables
static int	log_level = 0

Detailed Description

Implements UNIX domain socket COMSTACK.

Definition in file unix.c.

Macro Definition Documentation

◆ CS_UNIX_BUFCHUNK

#define CS_UNIX_BUFCHUNK 4096

Definition at line 556 of file unix.c.

◆ SUN_LEN

#define SUN_LEN ( ptr )

Value:

((size_t) (((struct sockaddr_un *) 0)->sun_path) \

+ strlen ((ptr)->sun_path))

Definition at line 71 of file unix.c.

◆ YAZ_SOCKLEN_T

#define YAZ_SOCKLEN_T int

Definition at line 51 of file unix.c.

Typedef Documentation

◆ unix_state

typedef struct unix_state unix_state

Function Documentation

◆ unix_accept()

static COMSTACK unix_accept ( COMSTACK h )

static

Definition at line 487 of file unix.c.

References unix_state::addr, unix_state::altbuf, unix_state::altlen, unix_state::altsize, comstack::cerrno, unix_state::complete, comstack::cprivate, CS_DATA, CS_FLAGS_BLOCKING, CS_NONE, CS_ST_ACCEPT, CS_ST_DATAXFER, CS_ST_IDLE, CS_ST_INCON, CSOUTSTATE, CSYSERR, comstack::event, comstack::flags, comstack::io_pending, comstack::iofile, log_level, comstack::newfd, comstack::state, unix_state::towrite, unix_state::written, xfree, xmalloc, and yaz_log().

Referenced by unix_type().

◆ unix_addrstr()

static const char * unix_addrstr ( COMSTACK h )

static

Definition at line 721 of file unix.c.

References unix_state::addr, unix_state::buf, and comstack::cprivate.

Referenced by unix_type().

◆ unix_bind()

static int unix_bind	(	COMSTACK	h,
		void *	address,
		int	mode
	)

static

Definition at line 384 of file unix.c.

References comstack::cerrno, comstack::cprivate, CS_LISTEN, CS_SERVER, CS_ST_IDLE, CSYSERR, comstack::event, unix_state::gid, comstack::iofile, log_level, comstack::state, SUN_LEN, unix_state::uid, unix_state::umask, yaz_errno(), yaz_log(), and yaz_set_errno().

Referenced by unix_type().

◆ unix_close()

static void unix_close ( COMSTACK h )

static

Definition at line 706 of file unix.c.

References unix_state::altbuf, comstack::cprivate, comstack::iofile, log_level, xfree, and yaz_log().

Referenced by unix_type().

◆ unix_connect()

static int unix_connect	(	COMSTACK	h,
		void *	address
	)

static

Definition at line 316 of file unix.c.

References comstack::cerrno, CS_CONNECT, CS_ST_CONNECTING, CS_ST_UNBND, CS_WANT_WRITE, CSOUTSTATE, CSYSERR, comstack::event, comstack::io_pending, comstack::iofile, log_level, comstack::state, SUN_LEN, unix_rcvconnect(), yaz_errno(), and yaz_log().

Referenced by unix_type().

◆ unix_get()

static int unix_get	(	COMSTACK	h,
		char **	buf,
		int *	bufsize
	)

static

Definition at line 562 of file unix.c.

References unix_state::altbuf, unix_state::altlen, unix_state::altsize, unix_state::complete, comstack::cprivate, CS_UNIX_BUFCHUNK, CS_WANT_READ, comstack::io_pending, comstack::iofile, log_level, xmalloc, xrealloc, yaz_errno(), and yaz_log().

Referenced by unix_type().

◆ unix_init()

static void unix_init ( void )

static

Definition at line 94 of file unix.c.

References log_level, log_level_set, and yaz_log_module_level().

Referenced by unix_strtoaddr_ex(), and unix_type().

◆ unix_listen() [1/2]

static int unix_listen	(	COMSTACK	h,
		char *	raddr,
		int *	addrlen,
		int()(void cd, const char *a, int len, int t)	check_ip,
		void *	cd
	)

static

Definition at line 450 of file unix.c.

References comstack::cerrno, CS_ST_IDLE, CS_ST_INCON, CSNODATA, CSOUTSTATE, CSYSERR, comstack::iofile, log_level, comstack::newfd, comstack::state, yaz_errno(), yaz_log(), and YAZ_SOCKLEN_T.

◆ unix_listen() [2/2]

static int unix_listen	(	COMSTACK	h,
		char *	raddr,
		int *	addrlen,
		int()(void cd, const char *a, int len, int type)	check_ip,
		void *	cd
	)

static

Referenced by unix_type().

◆ unix_more()

static int unix_more ( COMSTACK h )

static

Definition at line 304 of file unix.c.

References unix_state::altbuf, unix_state::altlen, unix_state::complete, and comstack::cprivate.

Referenced by unix_type().

◆ unix_put()

static int unix_put	(	COMSTACK	h,
		char *	buf,
		int	size
	)

static

Definition at line 651 of file unix.c.

References unix_state::buf, comstack::cerrno, comstack::cprivate, CS_DATA, CS_WANT_WRITE, CSWRONGBUF, CSYSERR, comstack::event, comstack::io_pending, comstack::iofile, log_level, unix_state::towrite, unix_state::written, yaz_errno(), and yaz_log().

Referenced by unix_type().

◆ unix_rcvconnect()

static int unix_rcvconnect ( COMSTACK h )

static

Definition at line 368 of file unix.c.

References comstack::cerrno, CS_DATA, CS_ST_CONNECTING, CS_ST_DATAXFER, CSOUTSTATE, comstack::event, log_level, comstack::state, and yaz_log().

Referenced by unix_connect(), and unix_type().

◆ unix_set_blocking()

static int unix_set_blocking	(	COMSTACK	p,
		int	blocking
	)

static

Definition at line 729 of file unix.c.

References CS_FLAGS_BLOCKING, comstack::flags, and comstack::iofile.

Referenced by unix_type().

◆ unix_straddr()

static void * unix_straddr	(	COMSTACK	h,
		const char *	str
	)

static

Definition at line 285 of file unix.c.

References unix_straddr1(), xfree, and xstrdup.

Referenced by unix_type().

◆ unix_straddr1()

static void* unix_straddr1	(	COMSTACK	h,
		const char *	str,
		char *	f
	)

static

Definition at line 188 of file unix.c.

References unix_state::addr, comstack::cprivate, unix_state::gid, log_level, unix_state::uid, unix_state::umask, unix_strtoaddr_ex(), and yaz_log().

Referenced by unix_straddr().

◆ unix_strtoaddr()

struct sockaddr_un* unix_strtoaddr ( const char * str )

Definition at line 293 of file unix.c.

References log_level, unix_strtoaddr_ex(), and yaz_log().

◆ unix_strtoaddr_ex()

static int unix_strtoaddr_ex	(	const char *	str,
		struct sockaddr_un *	add
	)

static

Definition at line 173 of file unix.c.

References log_level, unix_init(), and yaz_log().

Referenced by unix_straddr1(), and unix_strtoaddr().

◆ unix_type()

COMSTACK unix_type	(	int	s,
		int	flags,
		int	protocol,
		void *	vp
	)

Definition at line 108 of file unix.c.

References unix_state::altbuf, unix_state::altlen, unix_state::altsize, comstack::cerrno, unix_state::complete, comstack::cprivate, cs_complete_auto(), CS_FLAGS_BLOCKING, CS_NONE, CS_ST_IDLE, CS_ST_UNBND, comstack::event, comstack::f_accept, comstack::f_addrstr, comstack::f_bind, comstack::f_close, comstack::f_connect, comstack::f_get, comstack::f_listen, comstack::f_more, comstack::f_put, comstack::f_rcvconnect, comstack::f_set_blocking, comstack::f_straddr, comstack::flags, comstack::io_pending, comstack::iofile, log_level, comstack::protocol, comstack::state, unix_state::towrite, comstack::type, unix_accept(), unix_addrstr(), unix_bind(), unix_close(), unix_connect(), unix_get(), unix_init(), unix_listen(), unix_more(), unix_put(), unix_rcvconnect(), unix_set_blocking(), unix_straddr(), comstack::user, unix_state::written, xmalloc, and yaz_log().

Referenced by cs_parse_host().

Variable Documentation

◆ log_level

int log_level = 0

static

Definition at line 92 of file unix.c.

Referenced by unix_accept(), unix_bind(), unix_close(), unix_connect(), unix_get(), unix_init(), unix_listen(), unix_put(), unix_rcvconnect(), unix_straddr1(), unix_strtoaddr(), unix_strtoaddr_ex(), and unix_type().

Data Structures

Macros

Typedefs

Functions

Variables

Detailed Description

Macro Definition Documentation

◆ CS_UNIX_BUFCHUNK

◆ SUN_LEN

◆ YAZ_SOCKLEN_T

Typedef Documentation

◆ unix_state

Function Documentation

◆ unix_accept()

◆ unix_addrstr()

◆ unix_bind()

◆ unix_close()

◆ unix_connect()

◆ unix_get()

◆ unix_init()

◆ unix_listen() [1/2]

◆ unix_listen() [2/2]

◆ unix_more()

◆ unix_put()

◆ unix_rcvconnect()

◆ unix_set_blocking()

◆ unix_straddr()

◆ unix_straddr1()

◆ unix_strtoaddr()

◆ unix_strtoaddr_ex()

◆ unix_type()

Variable Documentation

◆ log_level