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Diffstat (limited to 'xorg-server/os/osdep.h')
| -rw-r--r-- | xorg-server/os/osdep.h | 289 |
1 files changed, 289 insertions, 0 deletions
diff --git a/xorg-server/os/osdep.h b/xorg-server/os/osdep.h new file mode 100644 index 000000000..b6894c146 --- /dev/null +++ b/xorg-server/os/osdep.h @@ -0,0 +1,289 @@ +/*********************************************************** + +Copyright 1987, 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 1987 by Digital Equipment Corporation, Maynard, Massachusetts. + + 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 of Digital not be +used in advertising or publicity pertaining to distribution of the +software without specific, written prior permission. + +DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +DIGITAL 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. + +******************************************************************/ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#ifndef _OSDEP_H_ +#define _OSDEP_H_ 1 + +#define BOTIMEOUT 200 /* in milliseconds */ +#define BUFSIZE 4096 +#define BUFWATERMARK 8192 + +#include <X11/Xdmcp.h> + +#ifndef sgi /* SGI defines OPEN_MAX in a useless way */ +#ifndef X_NOT_POSIX +#ifdef _POSIX_SOURCE +#include <limits.h> +#else +#define _POSIX_SOURCE +#include <limits.h> +#undef _POSIX_SOURCE +#endif +#else /* X_NOT_POSIX */ +#ifdef WIN32 +#define _POSIX_ +#include <limits.h> +#undef _POSIX_ +#endif +#endif /* X_NOT_POSIX */ +#endif + +#ifdef __QNX__ +#define NOFILES_MAX 256 +#endif +#ifndef OPEN_MAX +#ifdef SVR4 +#define OPEN_MAX 256 +#else +#include <sys/param.h> +#ifndef OPEN_MAX +#if defined(NOFILE) && !defined(NOFILES_MAX) +#define OPEN_MAX NOFILE +#else +#if !defined(WIN32) +#define OPEN_MAX NOFILES_MAX +#else +#define OPEN_MAX 256 +#endif +#endif +#endif +#endif +#endif + +#include <X11/Xpoll.h> + +/* + * MAXSOCKS is used only for initialising MaxClients when no other method + * like sysconf(_SC_OPEN_MAX) is not supported. + */ + +#if OPEN_MAX <= 256 +#define MAXSOCKS (OPEN_MAX - 1) +#else +#define MAXSOCKS 256 +#endif + +/* MAXSELECT is the number of fds that select() can handle */ +#define MAXSELECT (sizeof(fd_set) * NBBY) + +#ifndef HAS_GETDTABLESIZE +#if !defined(hpux) && !defined(SVR4) && !defined(SYSV) +#define HAS_GETDTABLESIZE +#endif +#endif + +#include <stddef.h> + +typedef Bool (*ValidatorFunc)(ARRAY8Ptr Auth, ARRAY8Ptr Data, int packet_type); +typedef Bool (*GeneratorFunc)(ARRAY8Ptr Auth, ARRAY8Ptr Data, int packet_type); +typedef Bool (*AddAuthorFunc)(unsigned name_length, char *name, unsigned data_length, char *data); + +typedef struct _connectionInput { + struct _connectionInput *next; + char *buffer; /* contains current client input */ + char *bufptr; /* pointer to current start of data */ + int bufcnt; /* count of bytes in buffer */ + int lenLastReq; + int size; +} ConnectionInput, *ConnectionInputPtr; + +typedef struct _connectionOutput { + struct _connectionOutput *next; + int size; + unsigned char *buf; + int count; +} ConnectionOutput, *ConnectionOutputPtr; + +struct _osComm; + +#define AuthInitArgs void +typedef void (*AuthInitFunc) (AuthInitArgs); + +#define AuthAddCArgs unsigned short data_length, char *data, XID id +typedef int (*AuthAddCFunc) (AuthAddCArgs); + +#define AuthCheckArgs unsigned short data_length, char *data, ClientPtr client, char **reason +typedef XID (*AuthCheckFunc) (AuthCheckArgs); + +#define AuthFromIDArgs XID id, unsigned short *data_lenp, char **datap +typedef int (*AuthFromIDFunc) (AuthFromIDArgs); + +#define AuthGenCArgs unsigned data_length, char *data, XID id, unsigned *data_length_return, char **data_return +typedef XID (*AuthGenCFunc) (AuthGenCArgs); + +#define AuthRemCArgs unsigned short data_length, char *data +typedef int (*AuthRemCFunc) (AuthRemCArgs); + +#define AuthRstCArgs void +typedef int (*AuthRstCFunc) (AuthRstCArgs); + +#define AuthToIDArgs unsigned short data_length, char *data +typedef XID (*AuthToIDFunc) (AuthToIDArgs); + +typedef void (*OsCloseFunc)(ClientPtr); + +typedef int (*OsFlushFunc)(ClientPtr who, struct _osComm * oc, char* extraBuf, int extraCount); + +typedef struct _osComm { + int fd; + ConnectionInputPtr input; + ConnectionOutputPtr output; + XID auth_id; /* authorization id */ + CARD32 conn_time; /* timestamp if not established, else 0 */ + struct _XtransConnInfo *trans_conn; /* transport connection object */ +} OsCommRec, *OsCommPtr; + +extern int FlushClient( + ClientPtr /*who*/, + OsCommPtr /*oc*/, + char* /*extraBuf*/, + int /*extraCount*/ +); + +extern void FreeOsBuffers( + OsCommPtr /*oc*/ +); + +#include "dix.h" + +extern fd_set AllSockets; +extern fd_set AllClients; +extern fd_set LastSelectMask; +extern fd_set WellKnownConnections; +extern fd_set EnabledDevices; +extern fd_set ClientsWithInput; +extern fd_set ClientsWriteBlocked; +extern fd_set OutputPending; +extern fd_set IgnoredClientsWithInput; + +#ifndef WIN32 +extern int *ConnectionTranslation; +#else +extern int GetConnectionTranslation(int conn); +extern void SetConnectionTranslation(int conn, int client); +extern void ClearConnectionTranslation(); +#endif + +extern Bool NewOutputPending; +extern Bool AnyClientsWriteBlocked; + +extern WorkQueuePtr workQueue; + +/* added by raphael */ +#ifdef WIN32 +typedef long int fd_mask; +#endif +#define ffs mffs +extern int mffs(fd_mask); + +/* in auth.c */ +extern void GenerateRandomData (int len, char *buf); + +/* in mitauth.c */ +extern XID MitCheckCookie (AuthCheckArgs); +extern XID MitGenerateCookie (AuthGenCArgs); +extern XID MitToID (AuthToIDArgs); +extern int MitAddCookie (AuthAddCArgs); +extern int MitFromID (AuthFromIDArgs); +extern int MitRemoveCookie (AuthRemCArgs); +extern int MitResetCookie (AuthRstCArgs); + +/* in xdmauth.c */ +#ifdef HASXDMAUTH +extern XID XdmCheckCookie (AuthCheckArgs); +extern XID XdmToID (AuthToIDArgs); +extern int XdmAddCookie (AuthAddCArgs); +extern int XdmFromID (AuthFromIDArgs); +extern int XdmRemoveCookie (AuthRemCArgs); +extern int XdmResetCookie (AuthRstCArgs); +#endif + +/* in rpcauth.c */ +#ifdef SECURE_RPC +extern void SecureRPCInit (AuthInitArgs); +extern XID SecureRPCCheck (AuthCheckArgs); +extern XID SecureRPCToID (AuthToIDArgs); +extern int SecureRPCAdd (AuthAddCArgs); +extern int SecureRPCFromID (AuthFromIDArgs); +extern int SecureRPCRemove (AuthRemCArgs); +extern int SecureRPCReset (AuthRstCArgs); +#endif + +/* in xdmcp.c */ +extern void XdmcpUseMsg (void); +extern int XdmcpOptions(int argc, char **argv, int i); +extern void XdmcpRegisterConnection ( + int type, + char *address, + int addrlen); +extern void XdmcpRegisterAuthorizations (void); +extern void XdmcpRegisterAuthorization (char *name, int namelen); +extern void XdmcpInit (void); +extern void XdmcpReset (void); +extern void XdmcpOpenDisplay(int sock); +extern void XdmcpCloseDisplay(int sock); +extern void XdmcpRegisterAuthentication ( + char *name, + int namelen, + char *data, + int datalen, + ValidatorFunc Validator, + GeneratorFunc Generator, + AddAuthorFunc AddAuth); + +struct sockaddr_in; +extern void XdmcpRegisterBroadcastAddress (struct sockaddr_in *addr); + +#ifdef HASXDMAUTH +extern void XdmAuthenticationInit (char *cookie, int cookie_length); +#endif + +#endif /* _OSDEP_H_ */ |