316 lines
7.2 KiB
C
316 lines
7.2 KiB
C
/*
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Copyright 1993, 1994, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included
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in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
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OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall
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not be used in advertising or otherwise to promote the sale, use or
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other dealings in this Software without prior written authorization
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from The Open Group.
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* Copyright 1993, 1994 NCR Corporation - Dayton, Ohio, USA
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*
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* All Rights Reserved
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*
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* Permission to use, copy, modify, and distribute this software and its
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* documentation for any purpose and without fee is hereby granted, provided
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* that the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name NCR not be used in advertising
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* or publicity pertaining to distribution of the software without specific,
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* written prior permission. NCR makes no representations about the
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* suitability of this software for any purpose. It is provided "as is"
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* without express or implied warranty.
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*
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* NCR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
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* NO EVENT SHALL NCR BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
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* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
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* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef _XTRANS_H_
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#define _XTRANS_H_
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#include <X11/Xfuncproto.h>
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#include <X11/Xos.h>
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#include <X11/Xmd.h>
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#ifndef WIN32
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#include <sys/socket.h>
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#endif
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#ifdef __clang__
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/* Not all clients make use of all provided statics */
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wunused-function"
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#endif
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/*
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* Set the functions names according to where this code is being compiled.
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*/
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#ifdef XTRANSDEBUG
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static const char *__xtransname = "_XSERVTrans";
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#endif
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#ifdef __clang__
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#pragma clang diagnostic pop
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#endif
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/*
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* Create a single address structure that can be used wherever
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* an address structure is needed. struct sockaddr is not big enough
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* to hold a sockadd_un, so we create this definition to have a single
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* structure that is big enough for all the structures we might need.
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*
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* This structure needs to be independent of the socket/TLI interface used.
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*/
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/* Temporary workaround for consumers whose configure scripts were
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generated with pre-1.6 versions of xtrans.m4 */
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#if defined(IPv6) && !defined(HAVE_STRUCT_SOCKADDR_STORAGE)
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#define HAVE_STRUCT_SOCKADDR_STORAGE
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#endif
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#ifdef HAVE_STRUCT_SOCKADDR_STORAGE
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typedef struct sockaddr_storage Xtransaddr;
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#else
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#define XTRANS_MAX_ADDR_LEN 128 /* large enough to hold sun_path */
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typedef struct {
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unsigned char addr[XTRANS_MAX_ADDR_LEN];
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} Xtransaddr;
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#endif
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#ifdef LONG64
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typedef int BytesReadable_t;
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#else
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typedef long BytesReadable_t;
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#endif
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#if defined(WIN32)
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/*
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* _XSERVTransReadv and _XSERVTransWritev use struct iovec, normally found
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* in Berkeley systems in <sys/uio.h>. See the readv(2) and writev(2)
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* manual pages for details.
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*/
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struct iovec {
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caddr_t iov_base;
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int iov_len;
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};
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#else
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#include <sys/uio.h>
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#endif
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typedef struct _XtransConnInfo *XtransConnInfo;
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/*
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* Transport Option definitions
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*/
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#define TRANS_NONBLOCKING 1
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#define TRANS_CLOSEONEXEC 2
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/*
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* Return values of Connect (0 is success)
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*/
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#define TRANS_CONNECT_FAILED -1
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#define TRANS_TRY_CONNECT_AGAIN -2
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#define TRANS_IN_PROGRESS -3
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/*
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* Return values of CreateListener (0 is success)
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*/
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#define TRANS_CREATE_LISTENER_FAILED -1
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#define TRANS_ADDR_IN_USE -2
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/*
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* Return values of Accept (0 is success)
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*/
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#define TRANS_ACCEPT_BAD_MALLOC -1
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#define TRANS_ACCEPT_FAILED -2
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#define TRANS_ACCEPT_MISC_ERROR -3
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/*
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* ResetListener return values
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*/
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#define TRANS_RESET_NOOP 1
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#define TRANS_RESET_NEW_FD 2
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#define TRANS_RESET_FAILURE 3
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/*
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* Function prototypes for the exposed interface
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*/
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void _XSERVTransFreeConnInfo (
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XtransConnInfo /* ciptr */
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);
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XtransConnInfo _XSERVTransOpenCOTSServer(
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const char * /* address */
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);
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XtransConnInfo _XSERVTransReopenCOTSServer(
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int, /* trans_id */
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int, /* fd */
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const char * /* port */
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);
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int _XSERVTransSetOption(
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XtransConnInfo, /* ciptr */
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int, /* option */
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int /* arg */
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);
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int _XSERVTransCreateListener(
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XtransConnInfo, /* ciptr */
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const char *, /* port */
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unsigned int /* flags */
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);
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int _XSERVTransReceived (
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const char* /* protocol*/
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);
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int _XSERVTransNoListen (
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const char* /* protocol*/
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);
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int _XSERVTransListen (
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const char* /* protocol*/
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);
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int _XSERVTransIsListening (
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const char* /* protocol*/
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);
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int _XSERVTransResetListener (
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XtransConnInfo /* ciptr */
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);
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XtransConnInfo _XSERVTransAccept (
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XtransConnInfo, /* ciptr */
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int * /* status */
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);
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int _XSERVTransBytesReadable (
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XtransConnInfo, /* ciptr */
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BytesReadable_t * /* pend */
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);
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int _XSERVTransRead (
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XtransConnInfo, /* ciptr */
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char *, /* buf */
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int /* size */
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);
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int _XSERVTransWrite (
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XtransConnInfo, /* ciptr */
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const char *, /* buf */
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int /* size */
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);
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int _XSERVTransReadv (
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XtransConnInfo, /* ciptr */
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struct iovec *, /* buf */
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int /* size */
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);
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int _XSERVTransWritev (
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XtransConnInfo, /* ciptr */
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struct iovec *, /* buf */
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int /* size */
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);
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int _XSERVTransSendFd (XtransConnInfo ciptr, int fd, int do_close);
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int _XSERVTransRecvFd (XtransConnInfo ciptr);
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int _XSERVTransDisconnect (
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XtransConnInfo /* ciptr */
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);
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int _XSERVTransClose (
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XtransConnInfo /* ciptr */
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);
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int _XSERVTransCloseForCloning (
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XtransConnInfo /* ciptr */
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);
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int _XSERVTransIsLocal (
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XtransConnInfo /* ciptr */
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);
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int _XSERVTransGetPeerAddr (
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XtransConnInfo, /* ciptr */
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int *, /* familyp */
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int *, /* addrlenp */
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Xtransaddr ** /* addrp */
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);
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int _XSERVTransGetConnectionNumber (
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XtransConnInfo /* ciptr */
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);
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int _XSERVTransMakeAllCOTSServerListeners (
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const char *, /* port */
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int *, /* partial */
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int *, /* count_ret */
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XtransConnInfo ** /* ciptrs_ret */
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);
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/*
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* Function Prototypes for Utility Functions.
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*/
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int _XSERVTransConvertAddress (
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int *, /* familyp */
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int *, /* addrlenp */
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Xtransaddr ** /* addrp */
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);
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int _XSERVTransGetHostname (
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char * /* buf */,
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int /* maxlen */
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);
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#if defined(WIN32) && defined(TCPCONN)
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int _XSERVTransWSAStartup();
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#endif
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#endif /* _XTRANS_H_ */
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