osdSock.c File Reference

#include <ctype.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <errno.h>
#include <fcntl.h>
#include "epicsThread.h"
#include "epicsEvent.h"
#include "epicsMutex.h"
#include "osiSock.h"
#include "epicsAssert.h"
#include "errlog.h"

Include dependency graph for osdSock.c:

Go to the source code of this file.

Functions
int	osiSockAttach ()
void	osiSockRelease ()
LIBCOM_API SOCKET epicsStdCall	epicsSocketCreate (int domain, int type, int protocol)
LIBCOM_API int epicsStdCall	epicsSocketAccept (int sock, struct sockaddr *pAddr, osiSocklen_t *addrlen)
LIBCOM_API void epicsStdCall	epicsSocketDestroy (SOCKET s)
LIBCOM_API unsigned epicsStdCall	ipAddrToHostName (const struct in_addr *pAddr, char *pBuf, unsigned bufSize)
LIBCOM_API int epicsStdCall	hostToIPAddr (const char *pHostName, struct in_addr *pIPA)

Function Documentation

LIBCOM_API int epicsStdCall epicsSocketAccept	(	int	sock,
		struct sockaddr *	pAddr,
		osiSocklen_t *	addrlen
	)

Definition at line 94 of file osdSock.c.

{
    int newSock = accept ( sock, pAddr, addrlen );
    if ( newSock < 0 ) {
        newSock = INVALID_SOCKET;
    }
    else {
        int status = fcntl ( newSock, F_SETFD, FD_CLOEXEC );
        if ( status < 0 ) {
            char buf [ 64 ];
            epicsSocketConvertErrnoToString (  buf, sizeof ( buf ) );
            errlogPrintf (
                "epicsSocketCreate: failed to "
                "fcntl FD_CLOEXEC because \"%s\"\n",
                buf );
            close ( newSock );
            newSock = INVALID_SOCKET;
        }
    }
    return newSock;
}

LIBCOM_API SOCKET epicsStdCall epicsSocketCreate	(	int	domain,
		int	type,
		int	protocol
	)

Definition at line 71 of file osdSock.c.

{
    SOCKET sock = socket ( domain, type, protocol );
    if ( sock < 0 ) {
        sock = INVALID_SOCKET;
    }
    else {
        int status = fcntl ( sock, F_SETFD, FD_CLOEXEC );
        if ( status < 0 ) {
            char buf [ 64 ];
            epicsSocketConvertErrnoToString (  buf, sizeof ( buf ) );
            errlogPrintf (
                "epicsSocketCreate: failed to "
                "fcntl FD_CLOEXEC because \"%s\"\n",
                buf );
            close ( sock );
            sock = INVALID_SOCKET;
        }
    }
    return sock;
}

LIBCOM_API void epicsStdCall epicsSocketDestroy

(

SOCKET

s

)

Definition at line 117 of file osdSock.c.

{
    int status = close ( s );
    if ( status < 0 ) {
        char buf [ 64 ];
        epicsSocketConvertErrnoToString (  buf, sizeof ( buf ) );
        errlogPrintf (
            "epicsSocketDestroy: failed to "
            "close a socket because \"%s\"\n",
            buf );
    }
}

LIBCOM_API int epicsStdCall hostToIPAddr	(	const char *	pHostName,
		struct in_addr *	pIPA
	)

Definition at line 162 of file osdSock.c.

{
    struct hostent *phe;
    int ret = -1;

    lockInfo ();
    phe = gethostbyname (pHostName);
    if (phe && phe->h_addr_list[0]) {
        if (phe->h_addrtype==AF_INET && phe->h_length<=sizeof(struct in_addr)) {
            struct in_addr *pInAddrIn = (struct in_addr *) phe->h_addr_list[0];

            *pIPA = *pInAddrIn;
            ret = 0;
        }
    }
    unlockInfo ();
    return ret;
}

LIBCOM_API unsigned epicsStdCall ipAddrToHostName	(	const struct in_addr *	pAddr,
		char *	pBuf,
		unsigned	bufSize
	)

Definition at line 136 of file osdSock.c.

{
    struct hostent *ent;
    int ret = 0;

    if (bufSize<1) {
        return 0;
    }

    lockInfo ();
    ent = gethostbyaddr((const char *) pAddr, sizeof (*pAddr), AF_INET);
    if (ent) {
        strncpy (pBuf, ent->h_name, bufSize);
        pBuf[bufSize-1] = '\0';
        ret = strlen (pBuf);
    }
    unlockInfo ();
    return ret;
}

int osiSockAttach

(

void

)

Definition at line 54 of file osdSock.c.

{
    return 1;
}

void osiSockRelease

(

void

)

Definition at line 62 of file osdSock.c.

{
}