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author | Ulrich Sibiller <uli42@gmx.de> | 2016-07-01 13:54:10 +0200 |
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committer | Ulrich Sibiller <uli42@gmx.de> | 2016-07-01 15:56:28 +0200 |
commit | e78c5bc3c2df117b4c8e5e4bd24c985cd89c49ad (patch) | |
tree | 464b1f4d30d5e9aaacde9ae75c8f24497195b169 /nx-X11/lib/Xext/XShm.c | |
parent | 232c7ad9146ce372afc2a1682dd01e3d65916c53 (diff) | |
download | nx-libs-e78c5bc3c2df117b4c8e5e4bd24c985cd89c49ad.tar.gz nx-libs-e78c5bc3c2df117b4c8e5e4bd24c985cd89c49ad.tar.bz2 nx-libs-e78c5bc3c2df117b4c8e5e4bd24c985cd89c49ad.zip |
remove shm code from libNX_Xext
Diffstat (limited to 'nx-X11/lib/Xext/XShm.c')
-rw-r--r-- | nx-X11/lib/Xext/XShm.c | 437 |
1 files changed, 0 insertions, 437 deletions
diff --git a/nx-X11/lib/Xext/XShm.c b/nx-X11/lib/Xext/XShm.c deleted file mode 100644 index ec3720732..000000000 --- a/nx-X11/lib/Xext/XShm.c +++ /dev/null @@ -1,437 +0,0 @@ -/* $XdotOrg: xc/lib/Xext/XShm.c,v 1.5 2005/07/30 21:07:25 alanc Exp $ */ -/* - * $Xorg: XShm.c,v 1.4 2001/02/09 02:03:49 xorgcvs Exp $ - * -Copyright 1989, 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. - * - * Author: Bob Scheifler and Keith Packard, MIT X Consortium - */ -/* $XFree86: xc/lib/Xext/XShm.c,v 1.6 2002/10/16 02:19:22 dawes Exp $ */ - -/* THIS IS NOT AN X CONSORTIUM STANDARD OR AN X PROJECT TEAM SPECIFICATION */ - -#define NEED_EVENTS -#define NEED_REPLIES -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include <stdio.h> -#include <nx-X11/Xlibint.h> -#include <nx-X11/ImUtil.h> -#include <nx-X11/extensions/XShm.h> -#include <nx-X11/extensions/shmstr.h> -#include <nx-X11/extensions/Xext.h> -#include <nx-X11/extensions/extutil.h> - -static XExtensionInfo _shm_info_data; -static XExtensionInfo *shm_info = &_shm_info_data; -static /* const */ char *shm_extension_name = SHMNAME; - -#define ShmCheckExtension(dpy,i,val) \ - XextCheckExtension (dpy, i, shm_extension_name, val) - -/***************************************************************************** - * * - * private utility routines * - * * - *****************************************************************************/ - -static int close_display(Display *dpy, XExtCodes *codes); -static char *error_string(Display *dpy, int code, XExtCodes *codes, - char *buf, int n); -static Bool wire_to_event (Display *dpy, XEvent *re, xEvent *event); -static Status event_to_wire (Display *dpy, XEvent *re, xEvent *event); -static /* const */ XExtensionHooks shm_extension_hooks = { - NULL, /* create_gc */ - NULL, /* copy_gc */ - NULL, /* flush_gc */ - NULL, /* free_gc */ - NULL, /* create_font */ - NULL, /* free_font */ - close_display, /* close_display */ - wire_to_event, /* wire_to_event */ - event_to_wire, /* event_to_wire */ - NULL, /* error */ - error_string, /* error_string */ -}; - -static /* const */ char *shm_error_list[] = { - "BadShmSeg", /* BadShmSeg */ -}; - -static XEXT_GENERATE_FIND_DISPLAY (find_display, shm_info, shm_extension_name, - &shm_extension_hooks, ShmNumberEvents, NULL) - -static XEXT_GENERATE_CLOSE_DISPLAY (close_display, shm_info) - -static XEXT_GENERATE_ERROR_STRING (error_string, shm_extension_name, - ShmNumberErrors, shm_error_list) - - -static Bool -wire_to_event (Display *dpy, XEvent *re, xEvent *event) -{ - XExtDisplayInfo *info = find_display (dpy); - XShmCompletionEvent *se; - xShmCompletionEvent *sevent; - - ShmCheckExtension (dpy, info, False); - - switch ((event->u.u.type & 0x7f) - info->codes->first_event) { - case ShmCompletion: - se = (XShmCompletionEvent *) re; - sevent = (xShmCompletionEvent *) event; - se->type = sevent->type & 0x7f; - se->serial = _XSetLastRequestRead(dpy,(xGenericReply *) event); - se->send_event = (sevent->type & 0x80) != 0; - se->display = dpy; - se->drawable = sevent->drawable; - se->major_code = sevent->majorEvent; - se->minor_code = sevent->minorEvent; - se->shmseg = sevent->shmseg; - se->offset = sevent->offset; - return True; - } - return False; -} - -static Status -event_to_wire (Display *dpy, XEvent *re, xEvent *event) -{ - XExtDisplayInfo *info = find_display (dpy); - XShmCompletionEvent *se; - xShmCompletionEvent *sevent; - - ShmCheckExtension (dpy, info, 0); - - switch ((re->type & 0x7f) - info->codes->first_event) { - case ShmCompletion: - se = (XShmCompletionEvent *) re; - sevent = (xShmCompletionEvent *) event; - sevent->type = se->type | (se->send_event ? 0x80 : 0); - sevent->sequenceNumber = se->serial & 0xffff; - sevent->drawable = se->drawable; - sevent->majorEvent = se->major_code; - sevent->minorEvent = se->minor_code; - sevent->shmseg = se->shmseg; - sevent->offset = se->offset; - return True; - } - return False; -} - -/***************************************************************************** - * * - * public Shared Memory Extension routines * - * * - *****************************************************************************/ - -Bool XShmQueryExtension (Display *dpy /* int *event_basep, *error_basep */) -{ - XExtDisplayInfo *info = find_display (dpy); - - if (XextHasExtension(info)) { -/* *event_basep = info->codes->first_event; - *error_basep = info->codes->error_event; */ - return True; - } else { - return False; - } -} - - -int XShmGetEventBase(Display *dpy) -{ - XExtDisplayInfo *info = find_display (dpy); - - if (XextHasExtension(info)) { - return info->codes->first_event; - } else { - return -1; - } -} - - -Bool XShmQueryVersion( - Display *dpy, - int *majorVersion, - int *minorVersion, - Bool *sharedPixmaps) -{ - XExtDisplayInfo *info = find_display (dpy); - xShmQueryVersionReply rep; - register xShmQueryVersionReq *req; - - ShmCheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(ShmQueryVersion, req); - req->reqType = info->codes->major_opcode; - req->shmReqType = X_ShmQueryVersion; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - return False; - } - *majorVersion = rep.majorVersion; - *minorVersion = rep.minorVersion; - *sharedPixmaps = rep.sharedPixmaps ? True : False; - UnlockDisplay(dpy); - SyncHandle(); - return True; -} - - -int XShmPixmapFormat(Display *dpy) -{ - XExtDisplayInfo *info = find_display (dpy); - xShmQueryVersionReply rep; - register xShmQueryVersionReq *req; - - ShmCheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(ShmQueryVersion, req); - req->reqType = info->codes->major_opcode; - req->shmReqType = X_ShmQueryVersion; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - return 0; - } - UnlockDisplay(dpy); - SyncHandle(); - if (rep.sharedPixmaps && - (rep.majorVersion > 1 || rep.minorVersion > 0)) - return rep.pixmapFormat; - return 0; -} - - -Status XShmAttach(Display *dpy, XShmSegmentInfo *shminfo) -{ - XExtDisplayInfo *info = find_display (dpy); - register xShmAttachReq *req; - - ShmCheckExtension (dpy, info, 0); - - shminfo->shmseg = XAllocID(dpy); - LockDisplay(dpy); - GetReq(ShmAttach, req); - req->reqType = info->codes->major_opcode; - req->shmReqType = X_ShmAttach; - req->shmseg = shminfo->shmseg; - req->shmid = shminfo->shmid; - req->readOnly = shminfo->readOnly ? xTrue : xFalse; - UnlockDisplay(dpy); - SyncHandle(); - return 1; -} - - -Status XShmDetach(Display *dpy, XShmSegmentInfo *shminfo) -{ - XExtDisplayInfo *info = find_display (dpy); - register xShmDetachReq *req; - - ShmCheckExtension (dpy, info, 0); - - LockDisplay(dpy); - GetReq(ShmDetach, req); - req->reqType = info->codes->major_opcode; - req->shmReqType = X_ShmDetach; - req->shmseg = shminfo->shmseg; - UnlockDisplay(dpy); - SyncHandle(); - return 1; -} - -static int _XShmDestroyImage (XImage *ximage) -{ - Xfree((char *)ximage); - return 1; -} - -#define ROUNDUP(nbytes, pad) ((((nbytes) + ((pad) - 1)) / (pad)) * (pad)) - -XImage *XShmCreateImage ( - register Display *dpy, - register Visual *visual, - unsigned int depth, - int format, - char *data, - XShmSegmentInfo *shminfo, - unsigned int width, - unsigned int height) -{ - register XImage *image; - - image = (XImage *)Xcalloc(1, (unsigned)sizeof(XImage)); - if (!image) - return image; - image->data = data; - image->obdata = (char *)shminfo; - image->width = width; - image->height = height; - image->depth = depth; - image->format = format; - image->byte_order = dpy->byte_order; - image->bitmap_unit = dpy->bitmap_unit; - image->bitmap_bit_order = dpy->bitmap_bit_order; - image->bitmap_pad = _XGetScanlinePad(dpy, depth); - image->xoffset = 0; - if (visual) { - image->red_mask = visual->red_mask; - image->green_mask = visual->green_mask; - image->blue_mask = visual->blue_mask; - } else { - image->red_mask = image->green_mask = image->blue_mask = 0; - } - if (format == ZPixmap) - image->bits_per_pixel = _XGetBitsPerPixel(dpy, (int)depth); - else - image->bits_per_pixel = 1; - image->bytes_per_line = ROUNDUP((image->bits_per_pixel * width), - image->bitmap_pad) >> 3; - _XInitImageFuncPtrs(image); - image->f.destroy_image = _XShmDestroyImage; - return image; -} - -Status XShmPutImage ( - register Display *dpy, - Drawable d, - GC gc, - register XImage *image, - int src_x, int src_y, int dst_x, int dst_y, - unsigned int src_width, unsigned int src_height, - Bool send_event) -{ - XExtDisplayInfo *info = find_display (dpy); - XShmSegmentInfo *shminfo = (XShmSegmentInfo *)image->obdata; - register xShmPutImageReq *req; - - ShmCheckExtension (dpy, info, 0); - if (!shminfo) return 0; - - LockDisplay(dpy); - FlushGC(dpy, gc); - GetReq(ShmPutImage, req); - req->reqType = info->codes->major_opcode; - req->shmReqType = X_ShmPutImage; - req->drawable = d; - req->gc = gc->gid; - req->srcX = src_x; - req->srcY = src_y; - req->srcWidth = src_width; - req->srcHeight = src_height; - req->dstX = dst_x; - req->dstY = dst_y; - req->totalWidth = image->width; - req->totalHeight = image->height; - req->depth = image->depth; - req->format = image->format; - req->sendEvent = send_event; - req->shmseg = shminfo->shmseg; - req->offset = image->data - shminfo->shmaddr; - UnlockDisplay(dpy); - SyncHandle(); - return 1; -} - - -Status XShmGetImage( - register Display *dpy, - Drawable d, - XImage *image, - int x, int y, - unsigned long plane_mask) -{ - XExtDisplayInfo *info = find_display (dpy); - XShmSegmentInfo *shminfo = (XShmSegmentInfo *)image->obdata; - register xShmGetImageReq *req; - xShmGetImageReply rep; - register Visual *visual; - - ShmCheckExtension (dpy, info, 0); - if (!shminfo) return 0; - - LockDisplay(dpy); - GetReq(ShmGetImage, req); - req->reqType = info->codes->major_opcode; - req->shmReqType = X_ShmGetImage; - req->drawable = d; - req->x = x; - req->y = y; - req->width = image->width; - req->height = image->height; - req->planeMask = plane_mask; - req->format = image->format; - req->shmseg = shminfo->shmseg; - req->offset = image->data - shminfo->shmaddr; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - return 0; - } - visual = _XVIDtoVisual(dpy, rep.visual); - if (visual) { - image->red_mask = visual->red_mask; - image->green_mask = visual->green_mask; - image->blue_mask = visual->blue_mask; - } else { - image->red_mask = image->green_mask = image->blue_mask = 0; - } - UnlockDisplay(dpy); - SyncHandle(); - return 1; -} - -Pixmap XShmCreatePixmap ( - register Display *dpy, - Drawable d, - char *data, - XShmSegmentInfo *shminfo, - unsigned int width, unsigned int height, unsigned int depth) -{ - XExtDisplayInfo *info = find_display (dpy); - Pixmap pid; - register xShmCreatePixmapReq *req; - - ShmCheckExtension (dpy, info, 0); - - LockDisplay(dpy); - GetReq(ShmCreatePixmap, req); - req->reqType = info->codes->major_opcode; - req->shmReqType = X_ShmCreatePixmap; - req->drawable = d; - req->width = width; - req->height = height; - req->depth = depth; - req->shmseg = shminfo->shmseg; - req->offset = data - shminfo->shmaddr; - pid = req->pid = XAllocID(dpy); - UnlockDisplay(dpy); - SyncHandle(); - return pid; -} |