diff options
Diffstat (limited to 'Xtransint.h')
| -rw-r--r-- | Xtransint.h | 432 |
1 files changed, 432 insertions, 0 deletions
diff --git a/Xtransint.h b/Xtransint.h new file mode 100644 index 0000000..29c8522 --- /dev/null +++ b/Xtransint.h @@ -0,0 +1,432 @@ +/* $Xorg: Xtransint.h,v 1.4 2001/02/09 02:04:06 xorgcvs Exp $ */ +/* + +Copyright 1993, 1994, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +The above copyright notice and this permission notice shall be included +in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR +OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, +ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR +OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of The Open Group shall +not be used in advertising or otherwise to promote the sale, use or +other dealings in this Software without prior written authorization +from The Open Group. + +*/ + +/* Copyright 1993, 1994 NCR Corporation - Dayton, Ohio, USA + * + * All Rights Reserved + * + * Permission to use, copy, modify, and distribute this software and its + * documentation for any purpose and without fee is hereby granted, provided + * that the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name NCR not be used in advertising + * or publicity pertaining to distribution of the software without specific, + * written prior permission. NCR makes no representations about the + * suitability of this software for any purpose. It is provided "as is" + * without express or implied warranty. + * + * NCR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN + * NO EVENT SHALL NCR BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS + * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, + * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +/* + * XTRANSDEBUG will enable the PRMSG() macros used in the X Transport + * Interface code. Each use of the PRMSG macro has a level associated with + * it. XTRANSDEBUG is defined to be a level. If the invocation level is =< + * the value of XTRANSDEBUG, then the message will be printed out to stderr. + * Recommended levels are: + * + * XTRANSDEBUG=1 Error messages + * XTRANSDEBUG=2 API Function Tracing + * XTRANSDEBUG=3 All Function Tracing + * XTRANSDEBUG=4 printing of intermediate values + * XTRANSDEBUG=5 really detailed stuff +#define XTRANSDEBUG 2 + */ + +#ifndef _XTRANSINT_H_ +#define _XTRANSINT_H_ + +#ifdef WIN32 +#define _WILLWINSOCK_ +#endif + +#include "Xtrans.h" + +#ifdef XTRANSDEBUG +#include <stdio.h> +#endif /* XTRANSDEBUG */ + +#include <errno.h> +#ifdef X_NOT_STDC_ENV +extern int errno; /* Internal system error number. */ +#endif + +#ifndef WIN32 +#include <sys/socket.h> + +/* + * makedepend screws up on #undef OPEN_MAX, so we define a new symbol + */ + +#ifndef TRANS_OPEN_MAX + +#ifndef X_NOT_POSIX +#ifdef _POSIX_SOURCE +#include <limits.h> +#else +#define _POSIX_SOURCE +#include <limits.h> +#undef _POSIX_SOURCE +#endif +#endif +#ifndef OPEN_MAX +#ifdef SVR4 +#define OPEN_MAX 256 +#else +#include <sys/param.h> +#ifndef OPEN_MAX +#ifdef __OSF1__ +#define OPEN_MAX 256 +#else +#ifdef NOFILE +#define OPEN_MAX NOFILE +#else +#define OPEN_MAX NOFILES_MAX +#endif +#endif +#endif +#endif +#endif + +#if OPEN_MAX > 256 +#define TRANS_OPEN_MAX 256 +#else +#define TRANS_OPEN_MAX OPEN_MAX +#endif + +#endif /* TRANS_OPEN_MAX */ + + +#define ESET(val) errno = val +#define EGET() errno + +#else /* WIN32 */ + +#include <limits.h> /* for USHRT_MAX */ + +#define ESET(val) WSASetLastError(val) +#define EGET() WSAGetLastError() + +#endif /* WIN32 */ + +#ifndef NULL +#define NULL 0 +#endif + +#ifdef X11_t +#define X_TCP_PORT 6000 +#endif + +struct _XtransConnInfo { + struct _Xtransport *transptr; + int index; + char *priv; + int flags; + int fd; + char *port; + int family; + char *addr; + int addrlen; + char *peeraddr; + int peeraddrlen; +}; + +#define XTRANS_OPEN_COTS_CLIENT 1 +#define XTRANS_OPEN_COTS_SERVER 2 +#define XTRANS_OPEN_CLTS_CLIENT 3 +#define XTRANS_OPEN_CLTS_SERVER 4 + + +typedef struct _Xtransport { + char *TransName; + int flags; + +#ifdef TRANS_CLIENT + + XtransConnInfo (*OpenCOTSClient)( +#if NeedNestedPrototypes + struct _Xtransport *, /* transport */ + char *, /* protocol */ + char *, /* host */ + char * /* port */ +#endif + ); + +#endif /* TRANS_CLIENT */ + +#ifdef TRANS_SERVER + + XtransConnInfo (*OpenCOTSServer)( +#if NeedNestedPrototypes + struct _Xtransport *, /* transport */ + char *, /* protocol */ + char *, /* host */ + char * /* port */ +#endif + ); + +#endif /* TRANS_SERVER */ + +#ifdef TRANS_CLIENT + + XtransConnInfo (*OpenCLTSClient)( +#if NeedNestedPrototypes + struct _Xtransport *, /* transport */ + char *, /* protocol */ + char *, /* host */ + char * /* port */ +#endif + ); + +#endif /* TRANS_CLIENT */ + +#ifdef TRANS_SERVER + + XtransConnInfo (*OpenCLTSServer)( +#if NeedNestedPrototypes + struct _Xtransport *, /* transport */ + char *, /* protocol */ + char *, /* host */ + char * /* port */ +#endif + ); + +#endif /* TRANS_SERVER */ + + +#ifdef TRANS_REOPEN + + XtransConnInfo (*ReopenCOTSServer)( +#if NeedNestedPrototypes + struct _Xtransport *, /* transport */ + int, /* fd */ + char * /* port */ +#endif + ); + + XtransConnInfo (*ReopenCLTSServer)( +#if NeedNestedPrototypes + struct _Xtransport *, /* transport */ + int, /* fd */ + char * /* port */ +#endif + ); + +#endif /* TRANS_REOPEN */ + + + int (*SetOption)( +#if NeedNestedPrototypes + XtransConnInfo, /* connection */ + int, /* option */ + int /* arg */ +#endif + ); + +#ifdef TRANS_SERVER + + int (*CreateListener)( +#if NeedNestedPrototypes + XtransConnInfo, /* connection */ + char * /* port */ +#endif + ); + + int (*ResetListener)( +#if NeedNestedPrototypes + XtransConnInfo /* connection */ +#endif + ); + + XtransConnInfo (*Accept)( +#if NeedNestedPrototypes + XtransConnInfo, /* connection */ + int * /* status */ +#endif + ); + +#endif /* TRANS_SERVER */ + +#ifdef TRANS_CLIENT + + int (*Connect)( +#if NeedNestedPrototypes + XtransConnInfo, /* connection */ + char *, /* host */ + char * /* port */ +#endif + ); + +#endif /* TRANS_CLIENT */ + + int (*BytesReadable)( +#if NeedNestedPrototypes + XtransConnInfo, /* connection */ + BytesReadable_t * /* pend */ +#endif + ); + + int (*Read)( +#if NeedNestedPrototypes + XtransConnInfo, /* connection */ + char *, /* buf */ + int /* size */ +#endif + ); + + int (*Write)( +#if NeedNestedPrototypes + XtransConnInfo, /* connection */ + char *, /* buf */ + int /* size */ +#endif + ); + + int (*Readv)( +#if NeedNestedPrototypes + XtransConnInfo, /* connection */ + struct iovec *, /* buf */ + int /* size */ +#endif + ); + + int (*Writev)( +#if NeedNestedPrototypes + XtransConnInfo, /* connection */ + struct iovec *, /* buf */ + int /* size */ +#endif + ); + + int (*Disconnect)( +#if NeedNestedPrototypes + XtransConnInfo /* connection */ +#endif + ); + + int (*Close)( +#if NeedNestedPrototypes + XtransConnInfo /* connection */ +#endif + ); + + int (*CloseForCloning)( +#if NeedNestedPrototypes + XtransConnInfo /* connection */ +#endif + ); + +} Xtransport; + + +typedef struct _Xtransport_table { + Xtransport *transport; + int transport_id; +} Xtransport_table; + + +/* + * Flags for the flags member of Xtransport. + */ + +#define TRANS_ALIAS (1<<0) /* record is an alias, don't create server */ +#define TRANS_LOCAL (1<<1) /* local transport */ + + +/* + * readv() and writev() don't exist or don't work correctly on some + * systems, so they may be emulated. + */ + +#if defined(CRAY) || (defined(SYSV) && defined(SYSV386)) || defined(WIN32) || defined(__sxg__) || defined(sco324) + +#define READV(ciptr, iov, iovcnt) TRANS(ReadV)(ciptr, iov, iovcnt) + +static int TRANS(ReadV)( +#if NeedFunctionPrototypes + XtransConnInfo, /* ciptr */ + struct iovec *, /* iov */ + int /* iovcnt */ +#endif +); + +#else + +#define READV(ciptr, iov, iovcnt) readv(ciptr->fd, iov, iovcnt) + +#endif /* CRAY || (SYSV && SYSV386) || WIN32 || __sxg__ || sco324 */ + + +#if defined(CRAY) || defined(WIN32) || defined(__sxg__) || defined(sco324) + +#define WRITEV(ciptr, iov, iovcnt) TRANS(WriteV)(ciptr, iov, iovcnt) + +static int TRANS(WriteV)( +#if NeedFunctionPrototypes + XtransConnInfo, /* ciptr */ + struct iovec *, /* iov */ + int /* iovcnt */ +#endif +); + +#else + +#define WRITEV(ciptr, iov, iovcnt) writev(ciptr->fd, iov, iovcnt) + +#endif /* CRAY || WIN32 || __sxg__ || sco324 */ + + +static int is_numeric ( +#if NeedFunctionPrototypes + char * /* str */ +#endif +); + + +/* + * Some XTRANSDEBUG stuff + */ + +#if defined(XTRANSDEBUG) +#define PRMSG(lvl,x,a,b,c) if (lvl <= XTRANSDEBUG){ \ + int saveerrno=errno; \ + fprintf(stderr, x,a,b,c); fflush(stderr); \ + errno=saveerrno; \ + } +#else +#define PRMSG(lvl,x,a,b,c) +#endif /* XTRANSDEBUG */ + +#endif /* _XTRANSINT_H_ */ |