Commit b7080c48 authored by Jon Grimm's avatar Jon Grimm Committed by Jon Grimm

sctp: mark functions needed by testsuite as SCTP_STATIC

The lksctp project implemenents a regressions suite which needs
certain functions exported.  SCTP_STATIC is used to compile
the function as 'static' when not in the testsuite.
parent dd18325f
......@@ -103,6 +103,14 @@
#define SCTP_PROTOSW_FLAG INET_PROTOSW_PERMANENT
#endif
/* Certain internal static functions need to be exported when
* compiled into the test frame.
*/
#ifndef SCTP_STATIC
#define SCTP_STATIC static
#endif
/*
* Function declarations.
*/
......
......@@ -4,41 +4,41 @@
* Copyright (c) 2001-2002 Intel Corp.
* Copyright (c) 2001-2002 Nokia, Inc.
* Copyright (c) 2001 La Monte H.P. Yarroll
*
*
* This file is part of the SCTP kernel reference Implementation
*
*
* These functions interface with the sockets layer to implement the
* SCTP Extensions for the Sockets API.
*
*
* Note that the descriptions from the specification are USER level
* functions--this file is the functions which populate the struct proto
* for SCTP which is the BOTTOM of the sockets interface.
*
* The SCTP reference implementation is free software;
* you can redistribute it and/or modify it under the terms of
*
* The SCTP reference implementation 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; either version 2, or (at your option)
* any later version.
*
* The SCTP reference implementation is distributed in the hope that it
*
* The SCTP reference implementation 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 GNU CC; see the file COPYING. If not, write to
* the Free Software Foundation, 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
* Boston, MA 02111-1307, USA.
*
* Please send any bug reports or fixes you make to the
* email address(es):
* lksctp developers <lksctp-developers@lists.sourceforge.net>
*
*
* Or submit a bug report through the following website:
* http://www.sf.net/projects/lksctp
*
* Written or modified by:
* Written or modified by:
* La Monte H.P. Yarroll <piggy@acm.org>
* Narasimha Budihal <narsi@refcode.org>
* Karl Knutson <karl@athena.chicago.il.us>
......@@ -47,7 +47,7 @@
* Daisy Chang <daisyc@us.ibm.com>
* Sridhar Samudrala <samudrala@us.ibm.com>
* Inaky Perez-Gonzalez <inaky.gonzalez@intel.com>
*
*
* Any bugs reported given to us we will try to fix... any fixes shared will
* be incorporated into the next SCTP release.
*/
......@@ -67,14 +67,18 @@
#include <net/icmp.h>
#include <net/route.h>
#include <net/ipv6.h>
#include <net/inet_common.h>
#include <net/inet_common.h>
#include <linux/socket.h> /* for sa_family_t */
#include <net/sock.h>
#include <net/sctp/sctp.h>
#include <net/sctp/sctp.h>
/* WARNING: Please do not remove the SCTP_STATIC attribute to
* any of the functions below as they are used to export functions
* used by a project regression testsuite.
*/
/* Forward declarations for internal helper functions. */
static void __sctp_write_space(sctp_association_t *asoc);
static int sctp_writeable(struct sock *sk);
static inline int sctp_wspace(sctp_association_t *asoc);
static inline void sctp_set_owner_w(sctp_chunk_t *chunk);
......@@ -92,8 +96,7 @@ static int sctp_bindx_add(struct sock *, struct sockaddr_storage *, int);
static int sctp_bindx_rem(struct sock *, struct sockaddr_storage *, int);
static int sctp_do_bind(struct sock *, sockaddr_storage_t *, int);
static int sctp_autobind(struct sock *sk);
static sctp_bind_bucket_t *sctp_bucket_create(sctp_bind_hashbucket_t *head,
unsigned short snum);
/* API 3.1.2 bind() - UDP Style Syntax
* The syntax of bind() is,
......@@ -132,7 +135,8 @@ int sctp_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len)
static long sctp_get_port_local(struct sock *, unsigned short);
/* Bind a local address either to an endpoint or to an association. */
static int sctp_do_bind(struct sock *sk, sockaddr_storage_t *newaddr, int addr_len)
SCTP_STATIC int sctp_do_bind(struct sock *sk, sockaddr_storage_t *newaddr,
int addr_len)
{
sctp_opt_t *sp = sctp_sk(sk);
sctp_endpoint_t *ep = sp->ep;
......@@ -151,7 +155,7 @@ static int sctp_do_bind(struct sock *sk, sockaddr_storage_t *newaddr, int addr_l
if (PF_INET == sk->family) {
if (sa_family != AF_INET)
return -EINVAL;
}
}
/* Make a local copy of the new address. */
tmpaddr = *newaddr;
......@@ -317,7 +321,7 @@ static int sctp_do_bind(struct sock *sk, sockaddr_storage_t *newaddr, int addr_l
* sctp_bindx() for a lock-protected call.
*/
static int __sctp_bindx(struct sock *sk, struct sockaddr_storage *addrs,
static int __sctp_bindx(struct sock *sk, struct sockaddr_storage *addrs,
int addrcnt, int flags)
{
int retval = 0;
......@@ -603,9 +607,9 @@ int sctp_bindx_rem(struct sock *sk, struct sockaddr_storage *addrs, int addrcnt)
*
* Returns 0 if ok, <0 errno code on error.
*/
static int sctp_setsockopt_bindx(struct sock* sk,
struct sockaddr_storage *addrs,
int addrssize, int op)
SCTP_STATIC int sctp_setsockopt_bindx(struct sock* sk,
struct sockaddr_storage *addrs,
int addrssize, int op)
{
struct sockaddr_storage *kaddrs;
int err;
......@@ -659,7 +663,7 @@ static int sctp_setsockopt_bindx(struct sock* sk,
* If sd in the close() call is a branched-off socket representing only
* one association, the shutdown is performed on that association only.
*/
static void sctp_close(struct sock *sk, long timeout)
SCTP_STATIC void sctp_close(struct sock *sk, long timeout)
{
sctp_endpoint_t *ep;
sctp_association_t *asoc;
......@@ -727,9 +731,9 @@ static void sctp_close(struct sock *sk, long timeout)
/* BUG: We do not implement timeouts. */
/* BUG: We do not implement the equivalent of wait_for_tcp_memory(). */
static int sctp_msghdr_parse(const struct msghdr *, sctp_cmsgs_t *);
SCTP_STATIC int sctp_msghdr_parse(const struct msghdr *, sctp_cmsgs_t *);
static int sctp_sendmsg(struct sock *sk, struct msghdr *msg, int size)
SCTP_STATIC int sctp_sendmsg(struct sock *sk, struct msghdr *msg, int size)
{
sctp_opt_t *sp;
sctp_endpoint_t *ep;
......@@ -931,7 +935,7 @@ static int sctp_sendmsg(struct sock *sk, struct msghdr *msg, int size)
= sinit->sinit_max_attempts;
}
if (sinit->sinit_max_init_timeo) {
asoc->max_init_timeo
asoc->max_init_timeo
= sinit->sinit_max_init_timeo * HZ;
}
}
......@@ -1094,8 +1098,8 @@ static int sctp_sendmsg(struct sock *sk, struct msghdr *msg, int size)
*/
static struct sk_buff *sctp_skb_recv_datagram(struct sock *, int, int, int *);
static int sctp_recvmsg(struct sock *sk, struct msghdr *msg, int len,
int noblock, int flags, int *addr_len)
SCTP_STATIC int sctp_recvmsg(struct sock *sk, struct msghdr *msg, int len,
int noblock, int flags, int *addr_len)
{
sctp_ulpevent_t *event = NULL;
sctp_opt_t *sp = sctp_sk(sk);
......@@ -1170,7 +1174,7 @@ static int sctp_recvmsg(struct sock *sk, struct msghdr *msg, int len,
return err;
}
static inline int sctp_setsockopt_disable_fragments(struct sock *sk,
static inline int sctp_setsockopt_disable_fragments(struct sock *sk,
char *optval, int optlen)
{
int val;
......@@ -1186,7 +1190,7 @@ static inline int sctp_setsockopt_disable_fragments(struct sock *sk,
return 0;
}
static inline int sctp_setsockopt_set_events(struct sock *sk, char *optval,
static inline int sctp_setsockopt_set_events(struct sock *sk, char *optval,
int optlen)
{
if (optlen != sizeof(struct sctp_event_subscribe))
......@@ -1196,7 +1200,7 @@ static inline int sctp_setsockopt_set_events(struct sock *sk, char *optval,
return 0;
}
static inline int sctp_setsockopt_autoclose(struct sock *sk, char *optval,
static inline int sctp_setsockopt_autoclose(struct sock *sk, char *optval,
int optlen)
{
sctp_opt_t *sp = sctp_sk(sk);
......@@ -1229,7 +1233,7 @@ static inline int sctp_setsockopt_autoclose(struct sock *sk, char *optval,
* optval - the buffer to store the value of the option.
* optlen - the size of the buffer.
*/
static int sctp_setsockopt(struct sock *sk, int level, int optname,
SCTP_STATIC int sctp_setsockopt(struct sock *sk, int level, int optname,
char *optval, int optlen)
{
int retval = 0;
......@@ -1313,19 +1317,20 @@ static int sctp_setsockopt(struct sock *sk, int level, int optname,
}
/* FIXME: Write comments. */
static int sctp_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
SCTP_STATIC int sctp_connect(struct sock *sk, struct sockaddr *uaddr,
int addr_len)
{
return -EOPNOTSUPP; /* STUB */
}
/* FIXME: Write comments. */
static int sctp_disconnect(struct sock *sk, int flags)
SCTP_STATIC int sctp_disconnect(struct sock *sk, int flags)
{
return -EOPNOTSUPP; /* STUB */
}
/* FIXME: Write comments. */
static struct sock *sctp_accept(struct sock *sk, int flags, int *err)
SCTP_STATIC struct sock *sctp_accept(struct sock *sk, int flags, int *err)
{
int error = -EOPNOTSUPP;
......@@ -1334,7 +1339,7 @@ static struct sock *sctp_accept(struct sock *sk, int flags, int *err)
}
/* FIXME: Write Comments. */
static int sctp_ioctl(struct sock *sk, int cmd, unsigned long arg)
SCTP_STATIC int sctp_ioctl(struct sock *sk, int cmd, unsigned long arg)
{
return -EOPNOTSUPP; /* STUB */
}
......@@ -1343,7 +1348,7 @@ static int sctp_ioctl(struct sock *sk, int cmd, unsigned long arg)
* initialized the SCTP-specific portion of the sock.
* The sock structure should already be zero-filled memory.
*/
static int sctp_init_sock(struct sock *sk)
SCTP_STATIC int sctp_init_sock(struct sock *sk)
{
sctp_endpoint_t *ep;
sctp_protocol_t *proto;
......@@ -1428,7 +1433,7 @@ static int sctp_init_sock(struct sock *sk)
}
/* Cleanup any SCTP per socket resources. */
static int sctp_destroy_sock(struct sock *sk)
SCTP_STATIC int sctp_destroy_sock(struct sock *sk)
{
sctp_endpoint_t *ep;
......@@ -1442,7 +1447,7 @@ static int sctp_destroy_sock(struct sock *sk)
}
/* FIXME: Comments needed. */
static void sctp_shutdown(struct sock *sk, int how)
SCTP_STATIC void sctp_shutdown(struct sock *sk, int how)
{
/* UDP-style sockets do not support shutdown. */
/* STUB */
......@@ -1563,7 +1568,7 @@ static inline int sctp_getsockopt_autoclose(struct sock *sk, int len, char *optv
}
/* Helper routine to branch off an association to a new socket. */
static int sctp_do_peeloff(sctp_association_t *assoc, struct socket **newsock)
SCTP_STATIC int sctp_do_peeloff(sctp_association_t *assoc, struct socket **newsock)
{
struct sock *oldsk = assoc->base.sk;
struct sock *newsk;
......@@ -1652,8 +1657,8 @@ static inline int sctp_getsockopt_peeloff(struct sock *sk, int len, char *optval
return 0;
}
static int sctp_getsockopt(struct sock *sk, int level, int optname,
char *optval, int *optlen)
SCTP_STATIC int sctp_getsockopt(struct sock *sk, int level, int optname,
char *optval, int *optlen)
{
int retval = 0;
sctp_protocol_t *proto = sctp_get_protocol();
......@@ -1734,6 +1739,8 @@ static void sctp_unhash(struct sock *sk)
* link to the socket (struct sock) that uses it, the port number and
* a fastreuse flag (FIXME: NPI ipg).
*/
static sctp_bind_bucket_t *sctp_bucket_create(sctp_bind_hashbucket_t *head,
unsigned short snum);
static long sctp_get_port_local(struct sock *sk, unsigned short snum)
{
sctp_bind_hashbucket_t *head; /* hash list */
......@@ -1927,7 +1934,7 @@ static int sctp_get_port(struct sock *sk, unsigned short snum)
* An application uses listen() to mark a socket as being able to
* accept new associations.
*/
static int sctp_seqpacket_listen(struct sock *sk, int backlog)
SCTP_STATIC int sctp_seqpacket_listen(struct sock *sk, int backlog)
{
sctp_opt_t *sp = sctp_sk(sk);
sctp_endpoint_t *ep = sp->ep;
......@@ -2184,7 +2191,8 @@ static int sctp_autobind(struct sock *sk)
* msg_control
* points here
*/
static int sctp_msghdr_parse(const struct msghdr *msg, sctp_cmsgs_t *cmsgs)
SCTP_STATIC int sctp_msghdr_parse(const struct msghdr *msg,
sctp_cmsgs_t *cmsgs)
{
struct cmsghdr *cmsg;
......@@ -2500,6 +2508,31 @@ static inline void sctp_set_owner_w(sctp_chunk_t *chunk)
sk->wmem_queued += SCTP_DATA_SNDSIZE(chunk);
}
/* If sndbuf has changed, wake up per association sndbuf waiters. */
static void __sctp_write_space(sctp_association_t *asoc)
{
struct sock *sk = asoc->base.sk;
struct socket *sock = sk->socket;
if ((sctp_wspace(asoc) > 0) && sock) {
if (waitqueue_active(&asoc->wait))
wake_up_interruptible(&asoc->wait);
if (sctp_writeable(sk)) {
if (sk->sleep && waitqueue_active(sk->sleep))
wake_up_interruptible(sk->sleep);
/* Note that we try to include the Async I/O support
* here by modeling from the current TCP/UDP code.
* We have not tested with it yet.
*/
if (sock->fasync_list &&
!(sk->shutdown & SEND_SHUTDOWN))
sock_wake_async(sock, 2, POLL_OUT);
}
}
}
/* Do accounting for the sndbuf space.
* Decrement the used sndbuf space of the corresponding association by the
* data size which was just transmitted(freed).
......@@ -2522,7 +2555,8 @@ static void sctp_wfree(struct sk_buff *skb)
}
/* Helper function to wait for space in the sndbuf. */
static int sctp_wait_for_sndbuf(sctp_association_t *asoc, long *timeo_p, int msg_len)
static int sctp_wait_for_sndbuf(sctp_association_t *asoc, long *timeo_p,
int msg_len)
{
struct sock *sk = asoc->base.sk;
int err = 0;
......@@ -2581,31 +2615,6 @@ static int sctp_wait_for_sndbuf(sctp_association_t *asoc, long *timeo_p, int msg
goto out;
}
/* If sndbuf has changed, wake up per association sndbuf waiters. */
static void __sctp_write_space(sctp_association_t *asoc)
{
struct sock *sk = asoc->base.sk;
struct socket *sock = sk->socket;
if ((sctp_wspace(asoc) > 0) && sock) {
if (waitqueue_active(&asoc->wait))
wake_up_interruptible(&asoc->wait);
if (sctp_writeable(sk)) {
if (sk->sleep && waitqueue_active(sk->sleep))
wake_up_interruptible(sk->sleep);
/* Note that we try to include the Async I/O support
* here by modeling from the current TCP/UDP code.
* We have not tested with it yet.
*/
if (sock->fasync_list &&
!(sk->shutdown & SEND_SHUTDOWN))
sock_wake_async(sock, 2, POLL_OUT);
}
}
}
/* If socket sndbuf has changed, wake up all per association waiters. */
void sctp_write_space(struct sock *sk)
{
......
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