media/mtransport/third_party/nICEr/src/net/nr_socket.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
-rw-r--r--

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) 2007, Adobe Systems, Incorporated
     3 All rights reserved.
     5 Redistribution and use in source and binary forms, with or without
     6 modification, are permitted provided that the following conditions are
     7 met:
     9 * Redistributions of source code must retain the above copyright
    10   notice, this list of conditions and the following disclaimer.
    12 * Redistributions in binary form must reproduce the above copyright
    13   notice, this list of conditions and the following disclaimer in the
    14   documentation and/or other materials provided with the distribution.
    16 * Neither the name of Adobe Systems, Network Resonance nor the names of its
    17   contributors may be used to endorse or promote products derived from
    18   this software without specific prior written permission.
    20 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
    21 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
    22 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
    23 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
    24 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
    25 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
    26 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
    27 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
    28 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    29 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
    30 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    31 */
    35 #ifndef _nr_socket_h
    36 #define _nr_socket_h
    38 #include <sys/types.h>
    39 #ifdef WIN32
    40 #include <winsock2.h>
    41 #include <ws2tcpip.h>
    42 #else
    43 #include <sys/socket.h>
    44 #endif
    46 #include "transport_addr.h"
    48 #ifdef __cplusplus
    49 #define restrict
    50 #elif defined(WIN32)
    51 #define restrict __restrict
    52 #endif
    54 typedef struct nr_socket_vtbl_ {
    55   UINT4 version;   /* Currently 1 */
    56   int (*destroy)(void **obj);
    57   int (*ssendto)(void *obj,const void *msg, size_t len, int flags,
    58     nr_transport_addr *addr);
    59   int (*srecvfrom)(void *obj,void * restrict buf, size_t maxlen, size_t *len, int flags,
    60     nr_transport_addr *addr);
    61   int (*getfd)(void *obj, NR_SOCKET *fd);
    62   int (*getaddr)(void *obj, nr_transport_addr *addrp);
    63   int (*connect)(void *obj, nr_transport_addr *addr);
    64   int (*swrite)(void *obj,const void *msg, size_t len, size_t *written);
    65   int (*sread)(void *obj,void * restrict buf, size_t maxlen, size_t *len);
    66   int (*close)(void *obj);
    67 } nr_socket_vtbl;
    69 typedef struct nr_socket_ {
    70   void *obj;
    71   nr_socket_vtbl *vtbl;
    72 } nr_socket;
    75 /* To be called by constructors */
    76 int nr_socket_create_int(void *obj, nr_socket_vtbl *vtbl, nr_socket **sockp);
    77 int nr_socket_destroy(nr_socket **sockp);
    78 int nr_socket_sendto(nr_socket *sock,const void *msg, size_t len,
    79   int flags,nr_transport_addr *addr);
    80 int nr_socket_recvfrom(nr_socket *sock,void * restrict buf, size_t maxlen,
    81   size_t *len, int flags, nr_transport_addr *addr);
    82 int nr_socket_getfd(nr_socket *sock, NR_SOCKET *fd);
    83 int nr_socket_getaddr(nr_socket *sock, nr_transport_addr *addrp);
    84 int nr_socket_close(nr_socket *sock);
    85 int nr_socket_connect(nr_socket *sock, nr_transport_addr *addr);
    86 int nr_socket_write(nr_socket *sock,const void *msg, size_t len, size_t *written, int flags);
    87 int nr_socket_read(nr_socket *sock, void * restrict buf, size_t maxlen, size_t *len, int flags);
    89 #endif

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