netwerk/sctp/src/netinet/sctp_peeloff.h

Tue, 06 Jan 2015 21:39:09 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Tue, 06 Jan 2015 21:39:09 +0100
branch
TOR_BUG_9701
changeset 8
97036ab72558
permissions
-rwxr-xr-x

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

     1 /*-
     2  * Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved.
     3  * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved.
     4  * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved.
     5  *
     6  * Redistribution and use in source and binary forms, with or without
     7  * modification, are permitted provided that the following conditions are met:
     8  *
     9  * a) Redistributions of source code must retain the above copyright notice,
    10  *    this list of conditions and the following disclaimer.
    11  *
    12  * b) Redistributions in binary form must reproduce the above copyright
    13  *    notice, this list of conditions and the following disclaimer in
    14  *    the documentation and/or other materials provided with the distribution.
    15  *
    16  * c) Neither the name of Cisco Systems, Inc. nor the names of its
    17  *    contributors may be used to endorse or promote products derived
    18  *    from this software without specific prior written permission.
    19  *
    20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
    21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
    22  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    23  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
    24  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
    25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
    26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
    27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
    28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
    29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
    30  * THE POSSIBILITY OF SUCH DAMAGE.
    31  */
    33 #ifdef __FreeBSD__
    34 #include <sys/cdefs.h>
    35 __FBSDID("$FreeBSD: head/sys/netinet/sctp_peeloff.h 243516 2012-11-25 14:25:08Z tuexen $");
    36 #endif
    38 #ifndef _NETINET_SCTP_PEELOFF_H_
    39 #define _NETINET_SCTP_PEELOFF_H_
    40 #if defined(HAVE_SCTP_PEELOFF_SOCKOPT)
    41 /* socket option peeloff */
    42 struct sctp_peeloff_opt {
    43 #if !defined(__Windows__)
    44 	int s;
    45 #else
    46 	HANDLE s;
    47 #endif
    48 	sctp_assoc_t assoc_id;
    49 #if !defined(__Windows__)
    50 	int new_sd;
    51 #else
    52 	HANDLE new_sd;
    53 #endif
    54 };
    55 #endif /* HAVE_SCTP_PEELOFF_SOCKOPT */
    56 #if defined(_KERNEL)
    57 int sctp_can_peel_off(struct socket *, sctp_assoc_t);
    58 int sctp_do_peeloff(struct socket *, struct socket *, sctp_assoc_t);
    59 #if defined(HAVE_SCTP_PEELOFF_SOCKOPT)
    60 struct socket *sctp_get_peeloff(struct socket *, sctp_assoc_t, int *);
    61 int sctp_peeloff_option(struct proc *p, struct sctp_peeloff_opt *peeloff);
    62 #endif /* HAVE_SCTP_PEELOFF_SOCKOPT */
    63 #endif /* _KERNEL */
    64 #if defined(__Userspace__)
    65 int sctp_can_peel_off(struct socket *, sctp_assoc_t);
    66 int sctp_do_peeloff(struct socket *, struct socket *, sctp_assoc_t);
    67 #endif /* __Userspace__ */
    68 #endif /* _NETINET_SCTP_PEELOFF_H_ */

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