From 5fe467ee9787007dd9b263eb42dde3742deb743b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ivan=20Skytte=20J=F8rgensen?= <isj-sctp@i1.dk>
Date: Thu, 6 Oct 2005 21:36:17 -0700
Subject: [SCTP] Fix sctp_get{pl}addrs() API to work with 32-bit apps on 64-bit
kernels.
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The old socket options are marked with a _OLD suffix so that the
existing 32-bit apps on 32-bit kernels do not break.
Signed-off-by: Ivan Skytte J�rgensen <isj-sctp@i1.dk>
Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
include/net/sctp/user.h | 23 ++++++++++++++++-------
1 file changed, 16 insertions(+), 7 deletions(-)
(limited to 'include/net')
diff --git a/include/net/sctp/user.h b/include/net/sctp/user.h
index f6328aeddcce..e81ab52755fb 100644
--- a/include/net/sctp/user.h
+++ b/include/net/sctp/user.h
@@ -103,16 +103,20 @@ enum sctp_optname {
#define SCTP_SOCKOPT_BINDX_REM SCTP_SOCKOPT_BINDX_REM
SCTP_SOCKOPT_PEELOFF, /* peel off association. */
#define SCTP_SOCKOPT_PEELOFF SCTP_SOCKOPT_PEELOFF
- SCTP_GET_PEER_ADDRS_NUM, /* Get number of peer addresss. */
-#define SCTP_GET_PEER_ADDRS_NUM SCTP_GET_PEER_ADDRS_NUM
+ SCTP_GET_PEER_ADDRS_NUM_OLD, /* Get number of peer addresss. */
+#define SCTP_GET_PEER_ADDRS_NUM_OLD SCTP_GET_PEER_ADDRS_NUM_OLD
+ SCTP_GET_PEER_ADDRS_OLD, /* Get all peer addresss. */
+#define SCTP_GET_PEER_ADDRS_OLD SCTP_GET_PEER_ADDRS_OLD
+ SCTP_GET_LOCAL_ADDRS_NUM_OLD, /* Get number of local addresss. */
+#define SCTP_GET_LOCAL_ADDRS_NUM_OLD SCTP_GET_LOCAL_ADDRS_NUM_OLD
+ SCTP_GET_LOCAL_ADDRS_OLD, /* Get all local addresss. */
+#define SCTP_GET_LOCAL_ADDRS_OLD SCTP_GET_LOCAL_ADDRS_OLD
+ SCTP_SOCKOPT_CONNECTX, /* CONNECTX requests. */
+#define SCTP_SOCKOPT_CONNECTX SCTP_SOCKOPT_CONNECTX
SCTP_GET_PEER_ADDRS, /* Get all peer addresss. */
#define SCTP_GET_PEER_ADDRS SCTP_GET_PEER_ADDRS
- SCTP_GET_LOCAL_ADDRS_NUM, /* Get number of local addresss. */
-#define SCTP_GET_LOCAL_ADDRS_NUM SCTP_GET_LOCAL_ADDRS_NUM
SCTP_GET_LOCAL_ADDRS, /* Get all local addresss. */
#define SCTP_GET_LOCAL_ADDRS SCTP_GET_LOCAL_ADDRS
- SCTP_SOCKOPT_CONNECTX, /* CONNECTX requests. */
-#define SCTP_SOCKOPT_CONNECTX SCTP_SOCKOPT_CONNECTX
};
/*
@@ -559,11 +563,16 @@ struct sctp_status {
* SCTP_GET_LOCAL_ADDRS socket options used internally to implement
* sctp_getpaddrs() and sctp_getladdrs() API.
*/
-struct sctp_getaddrs {
+struct sctp_getaddrs_old {
sctp_assoc_t assoc_id;
int addr_num;
struct sockaddr __user *addrs;
};
+struct sctp_getaddrs {
+ sctp_assoc_t assoc_id; /*input*/
+ __u32 addr_num; /*output*/
+ __u8 addrs[0]; /*output, variable size*/
+};
/* These are bit fields for msghdr->msg_flags. See section 5.1. */
/* On user space Linux, these live in <bits/socket.h> as an enum. */
--
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