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Diffstat (limited to 'nx-X11/lib/Xext/DPMS.c')
-rw-r--r-- | nx-X11/lib/Xext/DPMS.c | 293 |
1 files changed, 293 insertions, 0 deletions
diff --git a/nx-X11/lib/Xext/DPMS.c b/nx-X11/lib/Xext/DPMS.c new file mode 100644 index 000000000..35b21b4ad --- /dev/null +++ b/nx-X11/lib/Xext/DPMS.c @@ -0,0 +1,293 @@ +/* $Xorg: DPMS.c,v 1.3 2000/08/17 19:45:50 cpqbld Exp $ */ +/***************************************************************** + +Copyright (c) 1996 Digital Equipment Corporation, Maynard, Massachusetts. + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software. + +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 +DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING, +BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL 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 Digital Equipment Corporation +shall not be used in advertising or otherwise to promote the sale, use or other +dealings in this Software without prior written authorization from Digital +Equipment Corporation. + +******************************************************************/ +/* $XFree86: xc/lib/Xext/DPMS.c,v 3.5 2002/10/16 00:37:27 dawes Exp $ */ + +/* + * HISTORY + */ + +#define NEED_REPLIES +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include <X11/Xlibint.h> +#include <X11/extensions/dpms.h> +#include <X11/extensions/dpmsstr.h> +#include <X11/extensions/Xext.h> +#include <X11/extensions/extutil.h> +#include <stdio.h> + +static XExtensionInfo _dpms_info_data; +static XExtensionInfo *dpms_info = &_dpms_info_data; +static char *dpms_extension_name = DPMSExtensionName; + +#define DPMSCheckExtension(dpy,i,val) \ + XextCheckExtension (dpy, i, dpms_extension_name, val) + +/***************************************************************************** + * * + * private utility routines * + * * + *****************************************************************************/ + +static int close_display(Display *dpy, XExtCodes *codes); +static /* const */ XExtensionHooks dpms_extension_hooks = { + NULL, /* create_gc */ + NULL, /* copy_gc */ + NULL, /* flush_gc */ + NULL, /* free_gc */ + NULL, /* create_font */ + NULL, /* free_font */ + close_display, /* close_display */ + NULL, /* wire_to_event */ + NULL, /* event_to_wire */ + NULL, /* error */ + NULL /* error_string */ +}; + +static XEXT_GENERATE_FIND_DISPLAY (find_display, dpms_info, + dpms_extension_name, + &dpms_extension_hooks, DPMSNumberEvents, + NULL) + +static XEXT_GENERATE_CLOSE_DISPLAY (close_display, dpms_info) + +/***************************************************************************** + * * + * public routines * + * * + *****************************************************************************/ + +Bool +DPMSQueryExtension (Display *dpy, int *event_basep, int *error_basep) +{ + XExtDisplayInfo *info = find_display (dpy); + + if (XextHasExtension(info)) { + *event_basep = info->codes->first_event; + *error_basep = info->codes->first_error; + return True; + } else { + return False; + } +} + +Status +DPMSGetVersion(Display *dpy, int *major_versionp, int *minor_versionp) +{ + XExtDisplayInfo *info = find_display (dpy); + xDPMSGetVersionReply rep; + register xDPMSGetVersionReq *req; + + DPMSCheckExtension (dpy, info, 0); + + LockDisplay (dpy); + GetReq (DPMSGetVersion, req); + req->reqType = info->codes->major_opcode; + req->dpmsReqType = X_DPMSGetVersion; + if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) { + UnlockDisplay (dpy); + SyncHandle (); + return 0; + } + *major_versionp = rep.majorVersion; + *minor_versionp = rep.minorVersion; + UnlockDisplay (dpy); + SyncHandle (); + return 1; +} + +Bool +DPMSCapable(Display *dpy) +{ + XExtDisplayInfo *info = find_display (dpy); + register xDPMSCapableReq *req; + xDPMSCapableReply rep; + + DPMSCheckExtension (dpy, info, 0); + + LockDisplay(dpy); + GetReq(DPMSCapable, req); + req->reqType = info->codes->major_opcode; + req->dpmsReqType = X_DPMSCapable; + + if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { + UnlockDisplay(dpy); + SyncHandle(); + return False; + } + UnlockDisplay(dpy); + SyncHandle(); + return rep.capable; +} + +Status +DPMSSetTimeouts(Display *dpy, CARD16 standby, CARD16 suspend, CARD16 off) +{ + XExtDisplayInfo *info = find_display (dpy); + register xDPMSSetTimeoutsReq *req; + + if ((off != 0)&&(off < suspend)) + { + return BadValue; + } + if ((suspend != 0)&&(suspend < standby)) + { + return BadValue; + } + + DPMSCheckExtension (dpy, info, 0); + LockDisplay(dpy); + GetReq(DPMSSetTimeouts, req); + req->reqType = info->codes->major_opcode; + req->dpmsReqType = X_DPMSSetTimeouts; + req->standby = standby; + req->suspend = suspend; + req->off = off; + + UnlockDisplay(dpy); + SyncHandle(); + return 1; +} + +Bool +DPMSGetTimeouts(Display *dpy, CARD16 *standby, CARD16 *suspend, CARD16 *off) +{ + XExtDisplayInfo *info = find_display (dpy); + register xDPMSGetTimeoutsReq *req; + xDPMSGetTimeoutsReply rep; + + DPMSCheckExtension (dpy, info, 0); + + LockDisplay(dpy); + GetReq(DPMSGetTimeouts, req); + req->reqType = info->codes->major_opcode; + req->dpmsReqType = X_DPMSGetTimeouts; + + if (!_XReply(dpy, (xReply *)&rep, 0, xTrue)) { + UnlockDisplay(dpy); + SyncHandle(); + return False; + } + UnlockDisplay(dpy); + SyncHandle(); + *standby = rep.standby; + *suspend = rep.suspend; + *off = rep.off; + return 1; +} + +Status +DPMSEnable(Display *dpy) +{ + XExtDisplayInfo *info = find_display (dpy); + register xDPMSEnableReq *req; + + DPMSCheckExtension (dpy, info, 0); + LockDisplay(dpy); + GetReq(DPMSEnable, req); + req->reqType = info->codes->major_opcode; + req->dpmsReqType = X_DPMSEnable; + + UnlockDisplay(dpy); + SyncHandle(); + return 1; +} + +Status +DPMSDisable(Display *dpy) +{ + XExtDisplayInfo *info = find_display (dpy); + register xDPMSDisableReq *req; + + DPMSCheckExtension (dpy, info, 0); + LockDisplay(dpy); + GetReq(DPMSDisable, req); + req->reqType = info->codes->major_opcode; + req->dpmsReqType = X_DPMSDisable; + + UnlockDisplay(dpy); + SyncHandle(); + return 1; +} + + +Status +DPMSForceLevel(Display *dpy, CARD16 level) +{ + XExtDisplayInfo *info = find_display (dpy); + register xDPMSForceLevelReq *req; + + DPMSCheckExtension (dpy, info, 0); + + if ((level != DPMSModeOn) && + (level != DPMSModeStandby) && + (level != DPMSModeSuspend) && + (level != DPMSModeOff)) + return BadValue; + + LockDisplay(dpy); + GetReq(DPMSForceLevel, req); + req->reqType = info->codes->major_opcode; + req->dpmsReqType = X_DPMSForceLevel; + req->level = level; + + UnlockDisplay(dpy); + SyncHandle(); + return 1; +} + +Status +DPMSInfo(Display *dpy, CARD16 *power_level, BOOL *state) +{ + XExtDisplayInfo *info = find_display (dpy); + register xDPMSInfoReq *req; + xDPMSInfoReply rep; + + DPMSCheckExtension (dpy, info, 0); + + LockDisplay(dpy); + GetReq(DPMSInfo, req); + req->reqType = info->codes->major_opcode; + req->dpmsReqType = X_DPMSInfo; + + if (!_XReply(dpy, (xReply *)&rep, 0, xTrue)) { + UnlockDisplay(dpy); + SyncHandle(); + return False; + } + UnlockDisplay(dpy); + SyncHandle(); + *power_level = rep.power_level; + *state = rep.state; + return 1; +} + + + |