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>
#include <yaz/snprintf.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)

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 557 of file unix.c.

Referenced by unix_get().

◆ SUN_LEN

#define SUN_LEN ( ptr )

Value:

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

+ strlen ((ptr)->sun_path))

Definition at line 72 of file unix.c.

Referenced by unix_bind(), and unix_connect().

◆ YAZ_SOCKLEN_T

#define YAZ_SOCKLEN_T int

Definition at line 52 of file unix.c.

Typedef Documentation

◆ unix_state

typedef struct unix_state unix_state

Function Documentation

◆ unix_accept()

COMSTACK unix_accept ( COMSTACK h )

static

Definition at line 488 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()

const char * unix_addrstr ( COMSTACK h )

static

Definition at line 722 of file unix.c.

References unix_state::addr, unix_state::buf, comstack::cprivate, and yaz_snprintf().

Referenced by unix_type().

◆ unix_bind()

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

static

Definition at line 385 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()

void unix_close ( COMSTACK h )

static

Definition at line 707 of file unix.c.

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

Referenced by unix_type().

◆ unix_connect()

int unix_connect	(	COMSTACK	h,
		void *	address )

static

Definition at line 317 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()

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

static

Definition at line 563 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()

void unix_init ( void )

static

Definition at line 95 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()

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

static

Definition at line 451 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.

Referenced by unix_type().

◆ unix_more()

int unix_more ( COMSTACK h )

static

Definition at line 305 of file unix.c.

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

Referenced by unix_type().

◆ unix_put()

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

static

Definition at line 652 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()

int unix_rcvconnect ( COMSTACK h )

static

Definition at line 369 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()

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()

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

static

Definition at line 286 of file unix.c.

References unix_straddr1(), xfree, and xstrdup.

Referenced by unix_type().

◆ unix_straddr1()

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

static

Definition at line 189 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 294 of file unix.c.

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

◆ unix_strtoaddr_ex()

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

static

Definition at line 174 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 109 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(), unix_type(), comstack::user, unix_state::written, xmalloc, and yaz_log().

Referenced by cs_parse_host(), and unix_type().

Variable Documentation

◆ log_level

int log_level = 0

static

Definition at line 93 of file unix.c.

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()

◆ unix_more()

◆ unix_put()

◆ unix_rcvconnect()

◆ unix_set_blocking()

◆ unix_straddr()

◆ unix_straddr1()

◆ unix_strtoaddr()

◆ unix_strtoaddr_ex()

◆ unix_type()

Variable Documentation

◆ log_level