1 files changed, 88 insertions, 1 deletions

diff --git a/src/XrrMode.c b/src/XrrMode.c
index 65b60f9..fc624e1 100644
--- a/src/XrrMode.c
+++ b/src/XrrMode.c
@@ -35,29 +35,116 @@
 XRRModeInfo *
 XRRAllocModeInfo (char *name, int nameLength)
 {
+    XRRModeInfo	*mode_info;
+
+    mode_info = Xmalloc (sizeof (XRRModeInfo) + nameLength + 1);
+    if (!mode_info)
+	return NULL;
+    memset (mode_info, '\0', sizeof (XRRModeInfo));
+    mode_info->nameLength = nameLength;
+    mode_info->name = (char *) (mode_info + 1);
+    memcpy (mode_info->name, name, nameLength);
+    mode_info->name[nameLength] = '\0';
+    return mode_info;
 }
 
 RRMode
-XRRCreateMode (Display *dpy, Window window, XRRModeInfo *modeInfo)
+XRRCreateMode (Display *dpy, Window window, XRRModeInfo *mode_info)
 {
+    XExtDisplayInfo	    *info = XRRFindDisplay(dpy);
+    xRRCreateModeReq	    *req;
+    xRRCreateModeReply	    rep;
+    long		    channelSize;
+
+    RRSimpleCheckExtension (dpy, info);
+
+    LockDisplay(dpy);
+    GetReq (RRCreateMode, req);
+    req->reqType = info->codes->major_opcode;
+    req->randrReqType = X_RRCreateMode;
+    req->length += (mode_info->nameLength + 3) >> 2;
+    
+    req->window = window;
+    
+    req->modeInfo.id = 0;
+    req->modeInfo.width = mode_info->width;
+    req->modeInfo.height = mode_info->height;
+    req->modeInfo.dotClock = mode_info->dotClock;
+    req->modeInfo.hSyncStart = mode_info->hSyncStart;
+    req->modeInfo.hSyncEnd = mode_info->hSyncEnd;
+    req->modeInfo.hTotal = mode_info->hTotal;
+    req->modeInfo.hSkew = mode_info->hSkew;
+    req->modeInfo.vSyncStart = mode_info->vSyncStart;
+    req->modeInfo.vSyncEnd = mode_info->vSyncEnd;
+    req->modeInfo.vTotal = mode_info->vTotal;
+    req->modeInfo.nameLength = mode_info->nameLength;
+    req->modeInfo.modeFlags = mode_info->modeFlags;
+    
+    Data (dpy, mode_info->name, mode_info->nameLength);
+    if (!_XReply (dpy, (xReply *) &rep, 0, xFalse))
+    {
+	UnlockDisplay (dpy);
+	SyncHandle ();
+	return None;
+    }
+    
+    UnlockDisplay (dpy);
+    SyncHandle ();
+    return rep.mode;
 }
 
 void
 XRRDestroyMode (Display *dpy, RRMode mode)
 {
+    XExtDisplayInfo	    *info = XRRFindDisplay(dpy);
+    xRRDestroyModeReq	    *req;
+    RRSimpleCheckExtension (dpy, info);
+
+    LockDisplay(dpy);
+    GetReq (RRDestroyMode, req);
+    req->reqType = info->codes->major_opcode;
+    req->randrReqType = X_RRDestroyMode;
+    req->mode = mode;
+    UnlockDisplay (dpy);
+    SyncHandle ();
 }
 
 void
 XRRAddOutputMode (Display *dpy, RROutput output, RRMode mode)
 {
+    XExtDisplayInfo	    *info = XRRFindDisplay(dpy);
+    xRRAddOutputModeReq	    *req;
+    RRSimpleCheckExtension (dpy, info);
+
+    LockDisplay(dpy);
+    GetReq (RRAddOutputMode, req);
+    req->reqType = info->codes->major_opcode;
+    req->randrReqType = X_RRAddOutputMode;
+    req->output = output;
+    req->mode = mode;
+    UnlockDisplay (dpy);
+    SyncHandle ();
 }
 
 void
 XRRDeleteOutputMode (Display *dpy, RROutput output, RRMode mode)
 {
+    XExtDisplayInfo	    *info = XRRFindDisplay(dpy);
+    xRRDeleteOutputModeReq  *req;
+    RRSimpleCheckExtension (dpy, info);
+
+    LockDisplay(dpy);
+    GetReq (RRDeleteOutputMode, req);
+    req->reqType = info->codes->major_opcode;
+    req->randrReqType = X_RRDeleteOutputMode;
+    req->output = output;
+    req->mode = mode;
+    UnlockDisplay (dpy);
+    SyncHandle ();
 }
 
 void
 XRRFreeModeInfo (XRRModeInfo *modeInfo)
 {
+    Xfree (modeInfo);
 }