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/* Copyright (C) 2003 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#include <ndb_global.h>
#include "NdbTCP.h"
int
Ndb_getInAddr(struct in_addr * dst, const char *address)
{
struct hostent * hostPtr;
/* Try it as aaa.bbb.ccc.ddd. */
dst->s_addr = inet_addr(address);
if (dst->s_addr != -1) {
return 0;
}
hostPtr = gethostbyname(address);
if (hostPtr != NULL) {
dst->s_addr = ((struct in_addr *) *hostPtr->h_addr_list)->s_addr;
return 0;
}
return -1;
}
int Ndb_check_socket_hup(NDB_SOCKET_TYPE sock)
{
fd_set readfds, writefds, errorfds;
struct timeval tv= {0,0};
int s_err;
int s_err_size= sizeof(s_err);
FD_ZERO(&readfds);
FD_ZERO(&writefds);
FD_ZERO(&errorfds);
FD_SET(sock, &readfds);
FD_SET(sock, &writefds);
FD_SET(sock, &errorfds);
if(select(1, &readfds, &writefds, &errorfds, &tv)==SOCKET_ERROR)
return 1;
if(FD_ISSET(sock,&errorfds))
return 1;
s_err=0;
if (getsockopt(sock, SOL_SOCKET, SO_ERROR, (char*) &s_err, &s_err_size) != 0)
return(1);
if (s_err)
{ /* getsockopt could succeed */
return(1); /* but return an error... */
}
return 0;
}
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