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Code Issues Releases Activity

Polish two functions a bit so that it is easier to wrap them in

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locks if/when we need that.
This commit is contained in:
Poul-Henning Kamp 2004-11-13 17:21:26 +00:00
parent 832b0b55ac
commit e364b59197
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=137671
1 changed files with 33 additions and 21 deletions
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54
sys/kern/sys_socket.c
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@ -126,7 +126,8 @@ soo_ioctl(fp, cmd, data, active_cred, td)
struct ucred *active_cred;
struct thread *td;
{
register struct socket *so = fp->f_data;
struct socket *so = fp->f_data;
int error = 0;
switch (cmd) {
@ -137,7 +138,7 @@ soo_ioctl(fp, cmd, data, active_cred, td)
else
so->so_state &= ~SS_NBIO;
SOCK_UNLOCK(so);
return (0);
break;
case FIOASYNC:
/*
@ -167,42 +168,49 @@ soo_ioctl(fp, cmd, data, active_cred, td)
so->so_snd.sb_flags &= ~SB_ASYNC;
SOCKBUF_UNLOCK(&so->so_snd);
}
return (0);
break;
case FIONREAD:
/* Unlocked read. */
*(int *)data = so->so_rcv.sb_cc;
return (0);
break;
case FIOSETOWN:
return (fsetown(*(int *)data, &so->so_sigio));
error = fsetown(*(int *)data, &so->so_sigio);
break;
case FIOGETOWN:
*(int *)data = fgetown(&so->so_sigio);
return (0);
break;
case SIOCSPGRP:
return (fsetown(-(*(int *)data), &so->so_sigio));
error = fsetown(-(*(int *)data), &so->so_sigio);
break;
case SIOCGPGRP:
*(int *)data = -fgetown(&so->so_sigio);
return (0);
break;
case SIOCATMARK:
/* Unlocked read. */
*(int *)data = (so->so_rcv.sb_state & SBS_RCVATMARK) != 0;
return (0);
break;
default:
/*
* Interface/routing/protocol specific ioctls:
* interface and routing ioctls should have a
* different entry since a socket's unnecessary
*/
if (IOCGROUP(cmd) == 'i')
error = ifioctl(so, cmd, data, td);
else if (IOCGROUP(cmd) == 'r')
error = rtioctl(cmd, data);
else
error = ((*so->so_proto->pr_usrreqs->pru_control)
(so, cmd, data, 0, td));
break;
}
/*
* Interface/routing/protocol specific ioctls:
* interface and routing ioctls should have a
* different entry since a socket's unnecessary
*/
if (IOCGROUP(cmd) == 'i')
return (ifioctl(so, cmd, data, td));
if (IOCGROUP(cmd) == 'r')
return (rtioctl(cmd, data));
return ((*so->so_proto->pr_usrreqs->pru_control)(so, cmd, data, 0, td));
return(error);
}
int
@ -213,8 +221,12 @@ soo_poll(fp, events, active_cred, td)
struct thread *td;
{
struct socket *so = fp->f_data;
return so->so_proto->pr_usrreqs->pru_sopoll(so, events,
fp->f_cred, td);
int error;
error = (so->so_proto->pr_usrreqs->pru_sopoll)
(so, events, fp->f_cred, td);
return (error);
}
int