Date: Thu, 20 Jan 2000 07:05:17 -0500 (EST) From: Omachonu Ogali <oogali@intranova.net> To: Suresh Kumar Satapati <sks1974@cs.tamu.edu> Cc: freebsd-questions@freebsd.org Subject: Re: C question Message-ID: <Pine.BSF.4.10.10001200704340.5682-100000@hydrant.intranova.net> In-Reply-To: <Pine.SOL.4.10.10001190920530.29574-100000@dilbert>
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Error check the call:
if (write(socketfd, &rtmsg, len) < len) {
perror("write()");
return -1;
}
Omachonu Ogali
Intranova Networking Group
On Wed, 19 Jan 2000, Suresh Kumar Satapati wrote:
> I have a C question.
> I have a routing message structure ..
> static struct srtmsg {...}rtmsg;
> declared as above. Now i have to write a portion of this structure to a
> routing socket (PF_ROUTE) using a 'write' call.
> My call looks as below:
>
> write(socketfd, (char*)&rtmsg, len)
>
> where 'len' is a valid integer. The value of 'len' is less than
> sizeof(struct srtmsg). This call fails and gives a Page Fault.
>
> Please let me know if there is a better way to do this.
>
>
>
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