Add m-esr52 at 52.6.0

1 files changed, 1240 insertions, 0 deletions

diff --git a/gfx/angle/src/third_party/libXNVCtrl/NVCtrl.c b/gfx/angle/src/third_party/libXNVCtrl/NVCtrl.c
new file mode 100755
index 000000000..e98437394
--- /dev/null
+++ b/gfx/angle/src/third_party/libXNVCtrl/NVCtrl.c
@@ -0,0 +1,1240 @@
+/*
+ * Copyright (c) 2008 NVIDIA, Corporation
+ *
+ * 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, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) 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
+ * AUTHORS OR COPYRIGHT HOLDERS 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.
+ */
+
+/*
+ * Make sure that XTHREADS is defined, so that the
+ * LockDisplay/UnlockDisplay macros are expanded properly and the
+ * libXNVCtrl library properly protects the Display connection.
+ */
+
+#if !defined(XTHREADS)
+#define XTHREADS
+#endif /* XTHREADS */
+
+#define NEED_EVENTS
+#define NEED_REPLIES
+#include <stdint.h>
+#include <stdlib.h>
+#include <X11/Xlibint.h>
+#include <X11/Xutil.h>
+#include <X11/extensions/Xext.h>
+#include <X11/extensions/extutil.h>
+#include "NVCtrlLib.h"
+#include "nv_control.h"
+
+#define NVCTRL_EXT_EXISTS              1
+#define NVCTRL_EXT_NEED_TARGET_SWAP    2
+#define NVCTRL_EXT_64_BIT_ATTRIBUTES   4
+#define NVCTRL_EXT_NEED_CHECK          (1 << (sizeof(XPointer) - 1))
+
+static XExtensionInfo _nvctrl_ext_info_data;
+static XExtensionInfo *nvctrl_ext_info = &_nvctrl_ext_info_data;
+static const char *nvctrl_extension_name = NV_CONTROL_NAME;
+
+#define XNVCTRLCheckExtension(dpy,i,val) \
+  XextCheckExtension (dpy, i, nvctrl_extension_name, val)
+#define XNVCTRLSimpleCheckExtension(dpy,i) \
+  XextSimpleCheckExtension (dpy, i, nvctrl_extension_name)
+
+static int close_display();
+static uintptr_t version_flags(Display *dpy, XExtDisplayInfo *info);
+static Bool wire_to_event();
+static /* const */ XExtensionHooks nvctrl_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 */
+    NULL,                               /* event_to_wire */
+    NULL,                               /* error */
+    NULL,                               /* error_string */
+};
+
+static XEXT_GENERATE_FIND_DISPLAY (find_display, nvctrl_ext_info,
+                                   nvctrl_extension_name,
+                                   &nvctrl_extension_hooks,
+                                   NV_CONTROL_EVENTS,
+                                   (XPointer)NVCTRL_EXT_NEED_CHECK)
+
+static XEXT_GENERATE_CLOSE_DISPLAY (close_display, nvctrl_ext_info)
+
+/*
+ * NV-CONTROL versions 1.8 and 1.9 pack the target_type and target_id
+ * fields in reversed order.  In order to talk to one of these servers,
+ * we need to swap these fields.
+ */
+
+static void XNVCTRLCheckTargetData(Display *dpy, XExtDisplayInfo *info,
+                                   int *target_type, int *target_id)
+{
+    uintptr_t flags = version_flags(dpy, info);
+
+    /* We need to swap the target_type and target_id */
+    if (flags & NVCTRL_EXT_NEED_TARGET_SWAP) {
+        int tmp;
+        tmp = *target_type;
+        *target_type = *target_id;
+        *target_id = tmp;
+    }
+}
+
+
+Bool XNVCTRLQueryExtension (
+    Display *dpy,
+    int *event_basep,
+    int *error_basep
+){
+    XExtDisplayInfo *info = find_display (dpy);
+
+    if (XextHasExtension(info)) {
+        if (event_basep) *event_basep = info->codes->first_event;
+        if (error_basep) *error_basep = info->codes->first_error;
+        return True;
+    } else {
+        return False;
+    }
+}
+
+/*
+ * Retrieve any cached flags that depend on the version of the NV-CONTROL
+ * extension.
+ */
+
+static uintptr_t version_flags(Display *dpy, XExtDisplayInfo *info)
+{
+    uintptr_t data = (uintptr_t)info->data;
+
+    /* If necessary, determine the NV-CONTROL version */
+    if (data & NVCTRL_EXT_NEED_CHECK) {
+        int major, minor;
+        data = 0;
+        if (XNVCTRLQueryVersion(dpy, &major, &minor)) {
+            data |= NVCTRL_EXT_EXISTS;
+            if (major == 1 && (minor == 8 || minor == 9)) {
+                data |= NVCTRL_EXT_NEED_TARGET_SWAP;
+            }
+            if ((major > 1) || ((major == 1) && (minor > 20))) {
+                data |= NVCTRL_EXT_64_BIT_ATTRIBUTES;
+            }
+        }
+
+        info->data = (XPointer)data;
+    }
+
+    return data;
+}
+
+Bool XNVCTRLQueryVersion (
+    Display *dpy,
+    int *major,
+    int *minor
+){
+    XExtDisplayInfo *info = find_display (dpy);
+    xnvCtrlQueryExtensionReply rep;
+    xnvCtrlQueryExtensionReq   *req;
+
+    if(!XextHasExtension(info))
+        return False;
+
+    XNVCTRLCheckExtension (dpy, info, False);
+
+    LockDisplay (dpy);
+    GetReq (nvCtrlQueryExtension, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlQueryExtension;
+    if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        return False;
+    }
+    if (major) *major = rep.major;
+    if (minor) *minor = rep.minor;
+    UnlockDisplay (dpy);
+    SyncHandle ();
+    return True;
+}
+
+
+Bool XNVCTRLIsNvScreen (
+    Display *dpy,
+    int screen
+){
+    XExtDisplayInfo *info = find_display (dpy);
+    xnvCtrlIsNvReply rep;
+    xnvCtrlIsNvReq   *req;
+    Bool isnv;
+
+    if(!XextHasExtension(info))
+        return False;
+
+    XNVCTRLCheckExtension (dpy, info, False);
+
+    LockDisplay (dpy);
+    GetReq (nvCtrlIsNv, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlIsNv;
+    req->screen = screen;
+    if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        return False;
+    }
+    isnv = rep.isnv;
+    UnlockDisplay (dpy);
+    SyncHandle ();
+    return isnv;
+}
+
+
+Bool XNVCTRLQueryTargetCount (
+    Display *dpy,
+    int target_type,
+    int *value
+){
+    XExtDisplayInfo *info = find_display (dpy);
+    xnvCtrlQueryTargetCountReply  rep;
+    xnvCtrlQueryTargetCountReq   *req;
+
+    if(!XextHasExtension(info))
+        return False;
+
+    XNVCTRLCheckExtension (dpy, info, False);
+
+    LockDisplay (dpy);
+    GetReq (nvCtrlQueryTargetCount, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlQueryTargetCount;
+    req->target_type = target_type;
+    if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        return False;
+    }
+    if (value) *value = rep.count;
+    UnlockDisplay (dpy);
+    SyncHandle ();
+    return True;
+}
+
+
+void XNVCTRLSetTargetAttribute (
+    Display *dpy,
+    int target_type,
+    int target_id,
+    unsigned int display_mask,
+    unsigned int attribute,
+    int value
+){
+    XExtDisplayInfo *info = find_display (dpy);
+    xnvCtrlSetAttributeReq *req;
+
+    XNVCTRLSimpleCheckExtension (dpy, info);
+    XNVCTRLCheckTargetData(dpy, info, &target_type, &target_id);
+
+    LockDisplay (dpy);
+    GetReq (nvCtrlSetAttribute, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlSetAttribute;
+    req->target_type = target_type;
+    req->target_id = target_id;
+    req->display_mask = display_mask;
+    req->attribute = attribute;
+    req->value = value;
+    UnlockDisplay (dpy);
+    SyncHandle ();
+}
+
+void XNVCTRLSetAttribute (
+    Display *dpy,
+    int screen,
+    unsigned int display_mask,
+    unsigned int attribute,
+    int value
+){
+    XNVCTRLSetTargetAttribute (dpy, NV_CTRL_TARGET_TYPE_X_SCREEN, screen,
+                               display_mask, attribute, value);
+}
+
+
+Bool XNVCTRLSetTargetAttributeAndGetStatus (
+    Display *dpy,
+    int target_type,
+    int target_id,
+    unsigned int display_mask,
+    unsigned int attribute,
+    int value
+){
+    XExtDisplayInfo *info = find_display (dpy);
+    xnvCtrlSetAttributeAndGetStatusReq *req;
+    xnvCtrlSetAttributeAndGetStatusReply rep;
+    Bool success;
+
+    if(!XextHasExtension(info))
+        return False;
+
+    XNVCTRLCheckExtension (dpy, info, False);
+
+    LockDisplay (dpy);
+    GetReq (nvCtrlSetAttributeAndGetStatus, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlSetAttributeAndGetStatus;
+    req->target_type = target_type;
+    req->target_id = target_id;
+    req->display_mask = display_mask;
+    req->attribute = attribute;
+    req->value = value;
+    if (!_XReply (dpy, (xReply *) &rep, 0, False)) {
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        return False;
+    }
+    UnlockDisplay (dpy);
+    SyncHandle ();
+    
+    success = rep.flags;
+    return success;
+}
+
+Bool XNVCTRLSetAttributeAndGetStatus (
+    Display *dpy,
+    int screen,
+    unsigned int display_mask,
+    unsigned int attribute,
+    int value
+){
+    return XNVCTRLSetTargetAttributeAndGetStatus(dpy,
+                                                 NV_CTRL_TARGET_TYPE_X_SCREEN,
+                                                 screen, display_mask,
+                                                 attribute, value);
+}
+
+
+Bool XNVCTRLQueryTargetAttribute (
+    Display *dpy,
+    int target_type,
+    int target_id,
+    unsigned int display_mask,
+    unsigned int attribute,
+    int *value
+){
+    XExtDisplayInfo *info = find_display (dpy);
+    xnvCtrlQueryAttributeReply rep;
+    xnvCtrlQueryAttributeReq   *req;
+    Bool exists;
+
+    if(!XextHasExtension(info))
+        return False;
+
+    XNVCTRLCheckExtension (dpy, info, False);
+    XNVCTRLCheckTargetData(dpy, info, &target_type, &target_id);
+
+    LockDisplay (dpy);
+    GetReq (nvCtrlQueryAttribute, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlQueryAttribute;
+    req->target_type = target_type;
+    req->target_id = target_id;
+    req->display_mask = display_mask;
+    req->attribute = attribute;
+    if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        return False;
+    }
+    exists = rep.flags;
+    if (exists && value) *value = rep.value;
+    UnlockDisplay (dpy);
+    SyncHandle ();
+    return exists;
+}
+
+Bool XNVCTRLQueryAttribute (
+    Display *dpy,
+    int screen,
+    unsigned int display_mask,
+    unsigned int attribute,
+    int *value
+){
+    return XNVCTRLQueryTargetAttribute(dpy, NV_CTRL_TARGET_TYPE_X_SCREEN,
+                                       screen, display_mask, attribute, value);
+}
+
+
+Bool XNVCTRLQueryTargetAttribute64 (
+    Display *dpy,
+    int target_type,
+    int target_id,
+    unsigned int display_mask,
+    unsigned int attribute,
+    int64_t *value
+){
+    XExtDisplayInfo *info = find_display(dpy);
+    xnvCtrlQueryAttribute64Reply rep;
+    xnvCtrlQueryAttributeReq *req;
+    Bool exists;
+
+    if (!XextHasExtension(info))
+        return False;
+
+    XNVCTRLCheckExtension(dpy, info, False);
+    XNVCTRLCheckTargetData(dpy, info, &target_type, &target_id);
+
+    LockDisplay(dpy);
+    GetReq(nvCtrlQueryAttribute, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlQueryAttribute64;
+    req->target_type = target_type;
+    req->target_id = target_id;
+    req->display_mask = display_mask;
+    req->attribute = attribute;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xTrue)) {
+        UnlockDisplay(dpy);
+        SyncHandle();
+        return False;
+    }
+    exists = rep.flags;
+    if (exists && value) *value = rep.value_64;
+    UnlockDisplay(dpy);
+    SyncHandle();
+    return exists;
+}
+
+
+Bool XNVCTRLQueryTargetStringAttribute (
+    Display *dpy,
+    int target_type,
+    int target_id,
+    unsigned int display_mask,
+    unsigned int attribute,
+    char **ptr
+){
+    XExtDisplayInfo *info = find_display (dpy);
+    xnvCtrlQueryStringAttributeReply rep;
+    xnvCtrlQueryStringAttributeReq   *req;
+    Bool exists;
+    int length, numbytes, slop;
+
+    if (!ptr) return False;
+
+    if(!XextHasExtension(info))
+        return False;
+
+    XNVCTRLCheckExtension (dpy, info, False);
+    XNVCTRLCheckTargetData(dpy, info, &target_type, &target_id);
+
+    LockDisplay (dpy);
+    GetReq (nvCtrlQueryStringAttribute, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlQueryStringAttribute;
+    req->target_type = target_type;
+    req->target_id = target_id;
+    req->display_mask = display_mask;
+    req->attribute = attribute;
+    if (!_XReply (dpy, (xReply *) &rep, 0, False)) {
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        return False;
+    }
+    length = rep.length;
+    numbytes = rep.n;
+    slop = numbytes & 3;
+    exists = rep.flags;
+    if (exists) {
+        *ptr = (char *) Xmalloc(numbytes);
+    }
+    if (!exists || !*ptr) {
+        _XEatData(dpy, length);
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        return False;
+    } else {
+        _XRead(dpy, (char *) *ptr, numbytes);
+        if (slop) _XEatData(dpy, 4-slop);
+    }
+    UnlockDisplay (dpy);
+    SyncHandle ();
+    return exists;
+}
+
+Bool XNVCTRLQueryStringAttribute (
+    Display *dpy,
+    int screen,
+    unsigned int display_mask,
+    unsigned int attribute,
+    char **ptr
+){
+    return XNVCTRLQueryTargetStringAttribute(dpy, NV_CTRL_TARGET_TYPE_X_SCREEN,
+                                             screen, display_mask,
+                                             attribute, ptr);
+}
+
+
+Bool XNVCTRLSetTargetStringAttribute (
+    Display *dpy,
+    int target_type,
+    int target_id,
+    unsigned int display_mask,
+    unsigned int attribute,
+    char *ptr
+){
+    XExtDisplayInfo *info = find_display (dpy);
+    xnvCtrlSetStringAttributeReq *req;
+    xnvCtrlSetStringAttributeReply rep;
+    int size;
+    Bool success;
+    
+    if(!XextHasExtension(info))
+        return False;
+
+    XNVCTRLCheckExtension (dpy, info, False);
+
+    size = strlen(ptr)+1;
+
+    LockDisplay (dpy);
+    GetReq (nvCtrlSetStringAttribute, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlSetStringAttribute;
+    req->target_type = target_type;
+    req->target_id = target_id;
+    req->display_mask = display_mask;
+    req->attribute = attribute;
+    req->length += ((size + 3) & ~3) >> 2;
+    req->num_bytes = size;
+    Data(dpy, ptr, size);
+    
+    if (!_XReply (dpy, (xReply *) &rep, 0, False)) {
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        return False;
+    }
+    UnlockDisplay (dpy);
+    SyncHandle ();
+    
+    success = rep.flags;
+    return success;
+}
+
+Bool XNVCTRLSetStringAttribute (
+    Display *dpy,
+    int screen,
+    unsigned int display_mask,
+    unsigned int attribute,
+    char *ptr
+){
+    return XNVCTRLSetTargetStringAttribute(dpy, NV_CTRL_TARGET_TYPE_X_SCREEN,
+                                           screen, display_mask,
+                                           attribute, ptr);
+}
+
+
+static Bool XNVCTRLQueryValidTargetAttributeValues32 (
+    Display *dpy,
+    XExtDisplayInfo *info,
+    int target_type,
+    int target_id,
+    unsigned int display_mask,
+    unsigned int attribute,                                 
+    NVCTRLAttributeValidValuesRec *values
+){
+    xnvCtrlQueryValidAttributeValuesReply rep;
+    xnvCtrlQueryValidAttributeValuesReq   *req;
+    Bool exists;
+
+    LockDisplay (dpy);
+    GetReq (nvCtrlQueryValidAttributeValues, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlQueryValidAttributeValues;
+    req->target_type = target_type;
+    req->target_id = target_id;
+    req->display_mask = display_mask;
+    req->attribute = attribute;
+    if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        return False;
+    }
+    exists = rep.flags;
+    if (exists) {
+        values->type = rep.attr_type;
+        if (rep.attr_type == ATTRIBUTE_TYPE_RANGE) {
+            values->u.range.min = rep.min;
+            values->u.range.max = rep.max;
+        }
+        if (rep.attr_type == ATTRIBUTE_TYPE_INT_BITS) {
+            values->u.bits.ints = rep.bits;
+        }
+        values->permissions = rep.perms;
+    }
+    UnlockDisplay (dpy);
+    SyncHandle ();
+    return exists;
+}
+
+
+Bool XNVCTRLQueryValidTargetStringAttributeValues (
+    Display *dpy,
+    int target_type,
+    int target_id,
+    unsigned int display_mask,
+    unsigned int attribute,
+    NVCTRLAttributeValidValuesRec *values
+){
+    XExtDisplayInfo *info = find_display(dpy);
+    Bool exists;
+    xnvCtrlQueryValidAttributeValuesReply rep;
+    xnvCtrlQueryValidAttributeValuesReq   *req;
+
+    if (!values) return False;
+
+    if (!XextHasExtension(info))
+        return False;
+
+    XNVCTRLCheckExtension(dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq (nvCtrlQueryValidAttributeValues, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlQueryValidStringAttributeValues;
+    req->target_type = target_type;
+    req->target_id = target_id;
+    req->display_mask = display_mask;
+    req->attribute = attribute;
+    if (!_XReply(dpy, (xReply *)&rep, 0, xTrue)) {
+        UnlockDisplay(dpy);
+        SyncHandle();
+        return False;
+    }
+    exists = rep.flags;
+    if (exists) {
+        values->type = rep.attr_type;
+        values->permissions = rep.perms;
+    }
+    UnlockDisplay(dpy);
+    SyncHandle();
+    return exists;
+}
+
+
+static Bool XNVCTRLQueryValidTargetAttributeValues64 (
+    Display *dpy,
+    XExtDisplayInfo *info,
+    int target_type,
+    int target_id,
+    unsigned int display_mask,
+    unsigned int attribute,
+    NVCTRLAttributeValidValuesRec *values
+){
+    xnvCtrlQueryValidAttributeValues64Reply rep;
+    xnvCtrlQueryValidAttributeValuesReq *req;
+    Bool exists;
+
+    LockDisplay(dpy);
+    GetReq(nvCtrlQueryValidAttributeValues, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlQueryValidAttributeValues64;
+    req->target_type = target_type;
+    req->target_id = target_id;
+    req->display_mask = display_mask;
+    req->attribute = attribute;
+    if (!_XReply(dpy, (xReply *)&rep,
+                 sz_xnvCtrlQueryValidAttributeValues64Reply_extra,
+                 xTrue)) {
+        UnlockDisplay(dpy);
+        SyncHandle();
+        return False;
+    }
+    exists = rep.flags;
+    if (exists) {
+        values->type = rep.attr_type;
+        if (rep.attr_type == ATTRIBUTE_TYPE_RANGE) {
+            values->u.range.min = rep.min_64;
+            values->u.range.max = rep.max_64;
+        }
+        if (rep.attr_type == ATTRIBUTE_TYPE_INT_BITS) {
+            values->u.bits.ints = rep.bits_64;
+        }
+        values->permissions = rep.perms;
+    }
+    UnlockDisplay(dpy);
+    SyncHandle();
+    return exists;
+}
+
+Bool XNVCTRLQueryValidTargetAttributeValues (
+    Display *dpy,
+    int target_type,
+    int target_id,
+    unsigned int display_mask,
+    unsigned int attribute,
+    NVCTRLAttributeValidValuesRec *values
+){
+    XExtDisplayInfo *info = find_display(dpy);
+    Bool exists;
+    uintptr_t flags;
+
+    if (!values) return False;
+
+    if (!XextHasExtension(info))
+        return False;
+
+    XNVCTRLCheckExtension(dpy, info, False);
+    XNVCTRLCheckTargetData(dpy, info, &target_type, &target_id);
+
+    flags = version_flags(dpy,info);
+
+    if (!(flags & NVCTRL_EXT_EXISTS))
+        return False;
+
+    if (flags & NVCTRL_EXT_64_BIT_ATTRIBUTES) {
+        exists = XNVCTRLQueryValidTargetAttributeValues64(dpy, info,
+                                                          target_type,
+                                                          target_id,
+                                                          display_mask,
+                                                          attribute,
+                                                          values);
+    } else {
+        exists = XNVCTRLQueryValidTargetAttributeValues32(dpy, info,
+                                                          target_type,
+                                                          target_id,
+                                                          display_mask,
+                                                          attribute,
+                                                          values);
+    }
+    return exists;
+}
+
+
+Bool XNVCTRLQueryValidAttributeValues (
+    Display *dpy,
+    int screen,
+    unsigned int display_mask,
+    unsigned int attribute,
+    NVCTRLAttributeValidValuesRec *values
+){
+    return XNVCTRLQueryValidTargetAttributeValues(dpy,
+                                                  NV_CTRL_TARGET_TYPE_X_SCREEN,
+                                                  screen, display_mask,
+                                                  attribute, values);
+}
+
+
+static Bool QueryAttributePermissionsInternal (
+    Display *dpy,
+    unsigned int attribute,
+    NVCTRLAttributePermissionsRec *permissions,
+    unsigned int reqType
+){
+    XExtDisplayInfo *info = find_display (dpy);
+    xnvCtrlQueryAttributePermissionsReply rep;
+    xnvCtrlQueryAttributePermissionsReq *req;
+    Bool exists;
+
+    if(!XextHasExtension(info))
+        return False;
+
+    XNVCTRLCheckExtension (dpy, info, False);
+
+    LockDisplay(dpy);
+    GetReq(nvCtrlQueryAttributePermissions, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = reqType;
+    req->attribute = attribute;
+    if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {
+        UnlockDisplay (dpy);
+        SyncHandle();
+        return False;
+    }
+    exists = rep.flags;
+    if (exists && permissions) {
+        permissions->type = rep.attr_type;
+        permissions->permissions = rep.perms;
+    }
+    UnlockDisplay(dpy);
+    SyncHandle();
+    return exists;
+}
+
+
+Bool XNVCTRLQueryAttributePermissions (
+    Display *dpy,
+    unsigned int attribute,
+    NVCTRLAttributePermissionsRec *permissions
+){
+    return QueryAttributePermissionsInternal(dpy,
+                                             attribute,
+                                             permissions,
+                                             X_nvCtrlQueryAttributePermissions);
+}
+
+
+Bool XNVCTRLQueryStringAttributePermissions (
+    Display *dpy,
+    unsigned int attribute,
+    NVCTRLAttributePermissionsRec *permissions
+){
+    return QueryAttributePermissionsInternal(dpy,
+                                             attribute,
+                                             permissions,
+                                             X_nvCtrlQueryStringAttributePermissions);
+}
+
+
+Bool XNVCTRLQueryBinaryDataAttributePermissions (
+    Display *dpy,
+    unsigned int attribute,
+    NVCTRLAttributePermissionsRec *permissions
+){
+    return QueryAttributePermissionsInternal(dpy,
+                                             attribute,
+                                             permissions,
+                                             X_nvCtrlQueryBinaryDataAttributePermissions);
+}
+
+
+Bool XNVCTRLQueryStringOperationAttributePermissions (
+    Display *dpy,
+    unsigned int attribute,
+    NVCTRLAttributePermissionsRec *permissions
+){
+    return QueryAttributePermissionsInternal(dpy,
+                                             attribute,
+                                             permissions,
+                                             X_nvCtrlQueryStringOperationAttributePermissions);
+}
+
+
+void XNVCTRLSetGvoColorConversion (
+    Display *dpy,
+    int screen,
+    float colorMatrix[3][3],
+    float colorOffset[3],
+    float colorScale[3]
+){
+    XExtDisplayInfo *info = find_display (dpy);
+    xnvCtrlSetGvoColorConversionReq *req;
+
+    XNVCTRLSimpleCheckExtension (dpy, info);
+
+    LockDisplay (dpy);
+    GetReq (nvCtrlSetGvoColorConversion, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlSetGvoColorConversion;
+    req->screen = screen;
+
+    req->cscMatrix_y_r = colorMatrix[0][0];
+    req->cscMatrix_y_g = colorMatrix[0][1];
+    req->cscMatrix_y_b = colorMatrix[0][2];
+
+    req->cscMatrix_cr_r = colorMatrix[1][0];
+    req->cscMatrix_cr_g = colorMatrix[1][1];
+    req->cscMatrix_cr_b = colorMatrix[1][2];
+
+    req->cscMatrix_cb_r = colorMatrix[2][0];
+    req->cscMatrix_cb_g = colorMatrix[2][1];
+    req->cscMatrix_cb_b = colorMatrix[2][2];
+
+    req->cscOffset_y  = colorOffset[0];
+    req->cscOffset_cr = colorOffset[1];
+    req->cscOffset_cb = colorOffset[2];
+
+    req->cscScale_y  = colorScale[0];
+    req->cscScale_cr = colorScale[1];
+    req->cscScale_cb = colorScale[2];
+
+    UnlockDisplay (dpy);
+    SyncHandle ();
+}
+
+
+Bool XNVCTRLQueryGvoColorConversion (
+    Display *dpy,
+    int screen,
+    float colorMatrix[3][3],
+    float colorOffset[3],
+    float colorScale[3]
+){
+    XExtDisplayInfo *info = find_display (dpy);
+    xnvCtrlQueryGvoColorConversionReply rep;
+    xnvCtrlQueryGvoColorConversionReq *req;
+
+    if(!XextHasExtension(info))
+        return False;
+
+    XNVCTRLCheckExtension (dpy, info, False);
+
+    LockDisplay (dpy);
+
+    GetReq (nvCtrlQueryGvoColorConversion, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlQueryGvoColorConversion;
+    req->screen = screen;
+
+    if (!_XReply(dpy, (xReply *) &rep, 0, xFalse)) {
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        return False;
+    }
+
+    _XRead(dpy, (char *)(colorMatrix), 36);
+    _XRead(dpy, (char *)(colorOffset), 12);
+    _XRead(dpy, (char *)(colorScale), 12);
+
+    UnlockDisplay (dpy);
+    SyncHandle ();
+
+    return True;
+}
+
+
+Bool XNVCtrlSelectTargetNotify (
+    Display *dpy,
+    int target_type,
+    int target_id,
+    int notify_type,
+    Bool onoff
+){
+    XExtDisplayInfo *info = find_display (dpy);
+    xnvCtrlSelectTargetNotifyReq *req;
+
+    if(!XextHasExtension (info))
+        return False;
+
+    XNVCTRLCheckExtension (dpy, info, False);
+
+    LockDisplay (dpy);
+    GetReq (nvCtrlSelectTargetNotify, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlSelectTargetNotify;
+    req->target_type = target_type;
+    req->target_id = target_id;
+    req->notifyType = notify_type;
+    req->onoff = onoff;
+    UnlockDisplay (dpy);
+    SyncHandle ();
+
+    return True;
+}
+
+
+Bool XNVCtrlSelectNotify (
+    Display *dpy,
+    int screen,
+    int type,
+    Bool onoff
+){
+    XExtDisplayInfo *info = find_display (dpy);
+    xnvCtrlSelectNotifyReq *req;
+
+    if(!XextHasExtension (info))
+        return False;
+
+    XNVCTRLCheckExtension (dpy, info, False);
+
+    LockDisplay (dpy);
+    GetReq (nvCtrlSelectNotify, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlSelectNotify;
+    req->screen = screen;
+    req->notifyType = type;
+    req->onoff = onoff;
+    UnlockDisplay (dpy);
+    SyncHandle ();
+
+    return True;
+}
+
+Bool XNVCTRLQueryTargetBinaryData (
+    Display *dpy,
+    int target_type,
+    int target_id,
+    unsigned int display_mask,
+    unsigned int attribute,
+    unsigned char **ptr,
+    int *len
+){
+    XExtDisplayInfo *info = find_display (dpy);
+    xnvCtrlQueryBinaryDataReply rep;
+    xnvCtrlQueryBinaryDataReq   *req;
+    Bool exists;
+    int length, numbytes, slop;
+
+    if (!ptr) return False;
+
+    if(!XextHasExtension(info))
+        return False;
+
+    XNVCTRLCheckExtension (dpy, info, False);
+    XNVCTRLCheckTargetData(dpy, info, &target_type, &target_id);
+
+    LockDisplay (dpy);
+    GetReq (nvCtrlQueryBinaryData, req);
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlQueryBinaryData;
+    req->target_type = target_type;
+    req->target_id = target_id;
+    req->display_mask = display_mask;
+    req->attribute = attribute;
+    if (!_XReply (dpy, (xReply *) &rep, 0, False)) {
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        return False;
+    }
+    length = rep.length;
+    numbytes = rep.n;
+    slop = numbytes & 3;
+    exists = rep.flags;
+    if (exists) {
+        *ptr = (unsigned char *) Xmalloc(numbytes);
+    }
+    if (!exists || !*ptr) {
+        _XEatData(dpy, length);
+        UnlockDisplay (dpy);
+        SyncHandle ();
+        return False;
+    } else {
+        _XRead(dpy, (char *) *ptr, numbytes);
+        if (slop) _XEatData(dpy, 4-slop);
+    }
+    if (len) *len = numbytes;
+    UnlockDisplay (dpy);
+    SyncHandle ();
+    return exists;
+}
+
+Bool XNVCTRLQueryBinaryData (
+    Display *dpy,
+    int screen,
+    unsigned int display_mask,
+    unsigned int attribute,
+    unsigned char **ptr,
+    int *len
+){
+    return XNVCTRLQueryTargetBinaryData(dpy, NV_CTRL_TARGET_TYPE_X_SCREEN,
+                                        screen, display_mask,
+                                        attribute, ptr, len);
+}
+
+Bool XNVCTRLStringOperation (
+    Display *dpy,
+    int target_type,
+    int target_id,
+    unsigned int display_mask,
+    unsigned int attribute,
+    char *pIn,
+    char **ppOut
+) {
+    XExtDisplayInfo *info = find_display(dpy);
+    xnvCtrlStringOperationReq *req;
+    xnvCtrlStringOperationReply rep;
+    Bool ret;
+    int inSize, outSize, length, slop;
+
+    if (!XextHasExtension(info))
+        return False;
+    
+    if (!ppOut)
+        return False;
+
+    *ppOut = NULL;
+    
+    XNVCTRLCheckExtension(dpy, info, False);
+    XNVCTRLCheckTargetData(dpy, info, &target_type, &target_id);
+    
+    if (pIn) {
+        inSize = strlen(pIn) + 1;
+    } else {
+        inSize = 0;
+    }
+    
+    LockDisplay(dpy);
+    GetReq(nvCtrlStringOperation, req);
+    
+    req->reqType = info->codes->major_opcode;
+    req->nvReqType = X_nvCtrlStringOperation;
+    req->target_type = target_type;
+    req->target_id = target_id;
+    req->display_mask = display_mask;
+    req->attribute = attribute;
+
+    req->length += ((inSize + 3) & ~3) >> 2;
+    req->num_bytes = inSize;
+    
+    if (pIn) {
+        Data(dpy, pIn, inSize);
+    }
+    
+    if (!_XReply (dpy, (xReply *) &rep, 0, False)) {
+        UnlockDisplay(dpy);
+        SyncHandle();
+        return False;
+    }
+    
+    length = rep.length;
+    outSize = rep.num_bytes;
+    slop = outSize & 3;
+
+    if (outSize) *ppOut = (char *) Xmalloc(outSize);
+    
+    if (!*ppOut) {
+        _XEatData(dpy, length);
+    } else {
+        _XRead(dpy, (char *) *ppOut, outSize);
+        if (slop) _XEatData(dpy, 4-slop);
+    }
+    
+    ret = rep.ret;
+    
+    UnlockDisplay(dpy);
+    SyncHandle();
+    
+    return ret;
+}
+
+
+static Bool wire_to_event (Display *dpy, XEvent *host, xEvent *wire)
+{
+    XExtDisplayInfo *info = find_display (dpy);
+    XNVCtrlEvent *re;
+    xnvctrlEvent *event;
+    XNVCtrlEventTarget *reTarget;
+    xnvctrlEventTarget *eventTarget;
+    XNVCtrlEventTargetAvailability *reTargetAvailability;
+    XNVCtrlStringEventTarget *reTargetString;
+    XNVCtrlBinaryEventTarget *reTargetBinary;
+
+    XNVCTRLCheckExtension (dpy, info, False);
+    
+    switch ((wire->u.u.type & 0x7F) - info->codes->first_event) {
+    case ATTRIBUTE_CHANGED_EVENT:
+        re = (XNVCtrlEvent *) host;
+        event = (xnvctrlEvent *) wire;
+        re->attribute_changed.type = event->u.u.type & 0x7F;
+        re->attribute_changed.serial =
+            _XSetLastRequestRead(dpy, (xGenericReply*) event);
+        re->attribute_changed.send_event = ((event->u.u.type & 0x80) != 0);
+        re->attribute_changed.display = dpy;
+        re->attribute_changed.time = event->u.attribute_changed.time;
+        re->attribute_changed.screen = event->u.attribute_changed.screen;
+        re->attribute_changed.display_mask =
+            event->u.attribute_changed.display_mask;
+        re->attribute_changed.attribute = event->u.attribute_changed.attribute;
+        re->attribute_changed.value = event->u.attribute_changed.value;
+        break;
+    case TARGET_ATTRIBUTE_CHANGED_EVENT:
+        reTarget = (XNVCtrlEventTarget *) host;
+        eventTarget = (xnvctrlEventTarget *) wire;
+        reTarget->attribute_changed.type = eventTarget->u.u.type & 0x7F;
+        reTarget->attribute_changed.serial =
+            _XSetLastRequestRead(dpy, (xGenericReply*) eventTarget);
+        reTarget->attribute_changed.send_event =
+            ((eventTarget->u.u.type & 0x80) != 0);
+        reTarget->attribute_changed.display = dpy;
+        reTarget->attribute_changed.time =
+            eventTarget->u.attribute_changed.time;
+        reTarget->attribute_changed.target_type =
+            eventTarget->u.attribute_changed.target_type;
+        reTarget->attribute_changed.target_id =
+            eventTarget->u.attribute_changed.target_id;
+        reTarget->attribute_changed.display_mask =
+            eventTarget->u.attribute_changed.display_mask;
+        reTarget->attribute_changed.attribute =
+            eventTarget->u.attribute_changed.attribute;
+        reTarget->attribute_changed.value =
+            eventTarget->u.attribute_changed.value;
+        break;
+    case TARGET_ATTRIBUTE_AVAILABILITY_CHANGED_EVENT:
+        reTargetAvailability = (XNVCtrlEventTargetAvailability *) host;
+        eventTarget = (xnvctrlEventTarget *) wire;
+        reTargetAvailability->attribute_changed.type =
+            eventTarget->u.u.type & 0x7F;
+        reTargetAvailability->attribute_changed.serial =
+            _XSetLastRequestRead(dpy, (xGenericReply*) eventTarget);
+        reTargetAvailability->attribute_changed.send_event =
+            ((eventTarget->u.u.type & 0x80) != 0);
+        reTargetAvailability->attribute_changed.display = dpy;
+        reTargetAvailability->attribute_changed.time =
+            eventTarget->u.availability_changed.time;
+        reTargetAvailability->attribute_changed.target_type =
+            eventTarget->u.availability_changed.target_type;
+        reTargetAvailability->attribute_changed.target_id =
+            eventTarget->u.availability_changed.target_id;
+        reTargetAvailability->attribute_changed.display_mask =
+            eventTarget->u.availability_changed.display_mask;
+        reTargetAvailability->attribute_changed.attribute =
+            eventTarget->u.availability_changed.attribute;
+        reTargetAvailability->attribute_changed.availability =
+            eventTarget->u.availability_changed.availability;
+        reTargetAvailability->attribute_changed.value =
+            eventTarget->u.availability_changed.value;
+        break;
+    case TARGET_STRING_ATTRIBUTE_CHANGED_EVENT:
+        reTargetString = (XNVCtrlStringEventTarget *) host;
+        eventTarget = (xnvctrlEventTarget *) wire;
+        reTargetString->attribute_changed.type = eventTarget->u.u.type & 0x7F;
+        reTargetString->attribute_changed.serial =
+            _XSetLastRequestRead(dpy, (xGenericReply*) eventTarget);
+        reTargetString->attribute_changed.send_event =
+            ((eventTarget->u.u.type & 0x80) != 0);
+        reTargetString->attribute_changed.display = dpy;
+        reTargetString->attribute_changed.time =
+            eventTarget->u.attribute_changed.time;
+        reTargetString->attribute_changed.target_type =
+            eventTarget->u.attribute_changed.target_type;
+        reTargetString->attribute_changed.target_id =
+            eventTarget->u.attribute_changed.target_id;
+        reTargetString->attribute_changed.display_mask =
+            eventTarget->u.attribute_changed.display_mask;
+        reTargetString->attribute_changed.attribute =
+            eventTarget->u.attribute_changed.attribute;
+        break;
+    case TARGET_BINARY_ATTRIBUTE_CHANGED_EVENT:
+        reTargetBinary = (XNVCtrlBinaryEventTarget *) host;
+        eventTarget = (xnvctrlEventTarget *) wire;
+        reTargetBinary->attribute_changed.type = eventTarget->u.u.type & 0x7F;
+        reTargetBinary->attribute_changed.serial =
+            _XSetLastRequestRead(dpy, (xGenericReply*) eventTarget);
+        reTargetBinary->attribute_changed.send_event =
+            ((eventTarget->u.u.type & 0x80) != 0);
+        reTargetBinary->attribute_changed.display = dpy;
+        reTargetBinary->attribute_changed.time =
+            eventTarget->u.attribute_changed.time;
+        reTargetBinary->attribute_changed.target_type =
+            eventTarget->u.attribute_changed.target_type;
+        reTargetBinary->attribute_changed.target_id =
+            eventTarget->u.attribute_changed.target_id;
+        reTargetBinary->attribute_changed.display_mask =
+            eventTarget->u.attribute_changed.display_mask;
+        reTargetBinary->attribute_changed.attribute =
+            eventTarget->u.attribute_changed.attribute;
+        break;
+
+    default:
+        return False;
+    }
+
+    return True;
+}
+