/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2012 Apple Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
+ *
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ *
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*
* Copyright (c) 1980, 1986, 1993
#include <net/raw_cb.h>
-lck_mtx_t *raw_mtx; /*### global raw cb mutex for now */
-lck_attr_t *raw_mtx_attr;
-lck_grp_t *raw_mtx_grp;
-lck_grp_attr_t *raw_mtx_grp_attr;
+decl_lck_mtx_data(, raw_mtx_data); /*### global raw cb mutex for now */
+lck_mtx_t *raw_mtx = &raw_mtx_data;
+lck_attr_t *raw_mtx_attr;
+lck_grp_t *raw_mtx_grp;
+lck_grp_attr_t *raw_mtx_grp_attr;
/*
* Initialize raw connection block q.
*/
void
-raw_init()
+raw_init(struct protosw *pp, struct domain *dp)
{
- raw_mtx_grp_attr = lck_grp_attr_alloc_init();
-
- lck_grp_attr_setdefault(raw_mtx_grp_attr);
-
- raw_mtx_grp = lck_grp_alloc_init("rawcb", raw_mtx_grp_attr);
+#pragma unused(pp, dp)
+ static int raw_initialized = 0;
- raw_mtx_attr = lck_attr_alloc_init();
+ /* This is called by key_init as well, so do it only once */
+ if (!raw_initialized) {
+ raw_initialized = 1;
- lck_attr_setdefault(raw_mtx_attr);
+ raw_mtx_grp_attr = lck_grp_attr_alloc_init();
+ raw_mtx_grp = lck_grp_alloc_init("rawcb", raw_mtx_grp_attr);
+ raw_mtx_attr = lck_attr_alloc_init();
- if ((raw_mtx = lck_mtx_alloc_init(raw_mtx_grp, raw_mtx_attr)) == NULL) {
- printf("raw_init: can't alloc raw_mtx\n");
- return;
+ lck_mtx_init(raw_mtx, raw_mtx_grp, raw_mtx_attr);
+ LIST_INIT(&rawcb_list);
}
- LIST_INIT(&rawcb_list);
}
* Raw protocol interface.
*/
void
-raw_input(m0, proto, src, dst)
- struct mbuf *m0;
- register struct sockproto *proto;
- struct sockaddr *src, *dst;
+raw_input(struct mbuf *m0, struct sockproto *proto, struct sockaddr *src,
+ struct sockaddr *dst)
{
- register struct rawcb *rp;
- register struct mbuf *m = m0;
- register int sockets = 0;
+ struct rawcb *rp;
+ struct mbuf *m = m0;
+ int sockets = 0;
struct socket *last;
int error;
-//####LD raw_input is called from many places, input & output path. We have to assume the
+//####LD raw_input is called from many places, input & output path. We have to assume the
//####LD socket we'll find and need to append to is unlocked.
//####LD calls from the output (locked) path need to make sure the socket is not locked when
//####LD we call in raw_input
- last = 0;
+ last = NULL;
lck_mtx_lock(raw_mtx);
LIST_FOREACH(rp, &rawcb_list, list) {
- if (rp->rcb_proto.sp_family != proto->sp_family)
+ if (rp->rcb_proto.sp_family != proto->sp_family) {
continue;
- if (rp->rcb_proto.sp_protocol &&
- rp->rcb_proto.sp_protocol != proto->sp_protocol)
+ }
+ if (rp->rcb_proto.sp_protocol &&
+ rp->rcb_proto.sp_protocol != proto->sp_protocol) {
continue;
+ }
/*
* We assume the lower level routines have
* placed the address in a canonical format
* Note that if the lengths are not the same
* the comparison will fail at the first byte.
*/
-#define equal(a1, a2) \
+#define equal(a1, a2) \
(bcmp((caddr_t)(a1), (caddr_t)(a2), a1->sa_len) == 0)
- if (rp->rcb_laddr && !equal(rp->rcb_laddr, dst))
+ if (rp->rcb_laddr && !equal(rp->rcb_laddr, dst)) {
continue;
- if (rp->rcb_faddr && !equal(rp->rcb_faddr, src))
+ }
+ if (rp->rcb_faddr && !equal(rp->rcb_faddr, src)) {
continue;
+ }
if (last) {
struct mbuf *n;
n = m_copy(m, 0, (int)M_COPYALL);
sockets++;
}
socket_unlock(last, 1);
- } else
+ } else {
m_freem(m);
+ }
lck_mtx_unlock(raw_mtx);
}
/*ARGSUSED*/
void
-raw_ctlinput(cmd, arg, dummy)
- int cmd;
- struct sockaddr *arg;
- void *dummy;
+raw_ctlinput(int cmd, __unused struct sockaddr *arg, __unused void *dummy,
+ __unused struct ifnet *ifp)
{
-
- if (cmd < 0 || cmd > PRC_NCMDS)
+ if (cmd < 0 || cmd >= PRC_NCMDS) {
return;
+ }
/* INCOMPLETE */
}
struct rawcb *rp = sotorawcb(so);
lck_mtx_t * mutex_held;
- if (so->so_proto->pr_getlock != NULL)
+ if (so->so_proto->pr_getlock != NULL) {
mutex_held = (*so->so_proto->pr_getlock)(so, 0);
- else
+ } else {
mutex_held = so->so_proto->pr_domain->dom_mtx;
- lck_mtx_assert(mutex_held, LCK_MTX_ASSERT_OWNED);
+ }
+ LCK_MTX_ASSERT(mutex_held, LCK_MTX_ASSERT_OWNED);
- if (rp == 0)
+ if (rp == 0) {
return EINVAL;
+ }
raw_disconnect(rp);
sofree(so);
soisdisconnected(so);
/* pru_accept is EOPNOTSUPP */
static int
-raw_uattach(struct socket *so, int proto, struct proc *p)
+raw_uattach(struct socket *so, int proto, __unused struct proc *p)
{
struct rawcb *rp = sotorawcb(so);
-#ifndef __APPLE__
- int error;
-#endif
- if (rp == 0)
+ if (rp == 0) {
return EINVAL;
-#ifdef __APPLE__
- if ((so->so_state & SS_PRIV) == 0)
- return (EPERM);
-#else
- if (p && (error = suser(p)) != 0)
- return error;
-#endif
+ }
+ if ((so->so_state & SS_PRIV) == 0) {
+ return EPERM;
+ }
return raw_attach(so, proto);
}
static int
-raw_ubind(struct socket *so, struct sockaddr *nam, struct proc *p)
+raw_ubind(__unused struct socket *so, __unused struct sockaddr *nam, __unused struct proc *p)
{
return EINVAL;
}
static int
-raw_uconnect(struct socket *so, struct sockaddr *nam, struct proc *p)
+raw_uconnect(__unused struct socket *so, __unused struct sockaddr *nam, __unused struct proc *p)
{
return EINVAL;
}
struct rawcb *rp = sotorawcb(so);
lck_mtx_t * mutex_held;
- if (so->so_proto->pr_getlock != NULL)
+ if (so->so_proto->pr_getlock != NULL) {
mutex_held = (*so->so_proto->pr_getlock)(so, 0);
- else
+ } else {
mutex_held = so->so_proto->pr_domain->dom_mtx;
- lck_mtx_assert(mutex_held, LCK_MTX_ASSERT_OWNED);
- if (rp == 0)
+ }
+ LCK_MTX_ASSERT(mutex_held, LCK_MTX_ASSERT_OWNED);
+ if (rp == 0) {
return EINVAL;
+ }
raw_detach(rp);
return 0;
{
struct rawcb *rp = sotorawcb(so);
- if (rp == 0)
+ if (rp == 0) {
return EINVAL;
+ }
if (rp->rcb_faddr == 0) {
return ENOTCONN;
}
{
struct rawcb *rp = sotorawcb(so);
- if (rp == 0)
+ if (rp == 0) {
return EINVAL;
+ }
if (rp->rcb_faddr == 0) {
return ENOTCONN;
}
static int
raw_usend(struct socket *so, int flags, struct mbuf *m,
- struct sockaddr *nam, struct mbuf *control, struct proc *p)
+ struct sockaddr *nam, struct mbuf *control, __unused struct proc *p)
{
int error;
struct rawcb *rp = sotorawcb(so);
lck_mtx_t * mutex_held;
- if (so->so_proto->pr_getlock != NULL)
+ if (so->so_proto->pr_getlock != NULL) {
mutex_held = (*so->so_proto->pr_getlock)(so, 0);
- else
+ } else {
mutex_held = so->so_proto->pr_domain->dom_mtx;
- lck_mtx_assert(mutex_held, LCK_MTX_ASSERT_OWNED);
+ }
+ LCK_MTX_ASSERT(mutex_held, LCK_MTX_ASSERT_OWNED);
if (rp == 0) {
error = EINVAL;
goto release;
}
+ if (so->so_proto->pr_output == NULL) {
+ error = EOPNOTSUPP;
+ goto release;
+ }
+
if (control && control->m_len) {
error = EOPNOTSUPP;
goto release;
}
error = (*so->so_proto->pr_output)(m, so);
m = NULL;
- if (nam)
- rp->rcb_faddr = 0;
+ if (nam) {
+ rp->rcb_faddr = NULL;
+ }
release:
- if (m != NULL)
+ if (m != NULL) {
m_freem(m);
- return (error);
+ }
+ return error;
}
/* pru_sense is null */
{
struct rawcb *rp = sotorawcb(so);
lck_mtx_t * mutex_held;
- if (so->so_proto->pr_getlock != NULL)
+ if (so->so_proto->pr_getlock != NULL) {
mutex_held = (*so->so_proto->pr_getlock)(so, 0);
- else
+ } else {
mutex_held = so->so_proto->pr_domain->dom_mtx;
- lck_mtx_assert(mutex_held, LCK_MTX_ASSERT_OWNED);
+ }
+ LCK_MTX_ASSERT(mutex_held, LCK_MTX_ASSERT_OWNED);
- if (rp == 0)
+ if (rp == 0) {
return EINVAL;
+ }
socantsendmore(so);
return 0;
}
{
struct rawcb *rp = sotorawcb(so);
- if (rp == 0)
+ if (rp == 0) {
return EINVAL;
- if (rp->rcb_laddr == 0)
+ }
+ if (rp->rcb_laddr == 0) {
return EINVAL;
+ }
*nam = dup_sockaddr(rp->rcb_laddr, 1);
return 0;
}
struct pr_usrreqs raw_usrreqs = {
- raw_uabort, pru_accept_notsupp, raw_uattach, raw_ubind, raw_uconnect,
- pru_connect2_notsupp, pru_control_notsupp, raw_udetach,
- raw_udisconnect, pru_listen_notsupp, raw_upeeraddr, pru_rcvd_notsupp,
- pru_rcvoob_notsupp, raw_usend, pru_sense_null, raw_ushutdown,
- raw_usockaddr, sosend, soreceive, pru_sopoll_notsupp
+ .pru_abort = raw_uabort,
+ .pru_attach = raw_uattach,
+ .pru_bind = raw_ubind,
+ .pru_connect = raw_uconnect,
+ .pru_detach = raw_udetach,
+ .pru_disconnect = raw_udisconnect,
+ .pru_peeraddr = raw_upeeraddr,
+ .pru_send = raw_usend,
+ .pru_shutdown = raw_ushutdown,
+ .pru_sockaddr = raw_usockaddr,
+ .pru_sosend = sosend,
+ .pru_soreceive = soreceive,
};
projects / apple / xnu.git / blobdiff