sync code with last improvements from OpenBSD

app/ssh-askpass/x11-ssh-askpass.h

@@ -0,0 +1,273 @@
+/* x11-ssh-askpass.h:  A generic X11-based password dialog for OpenSSH.
+ * created 1999-Nov-17 03:40 Jim Knoble <jmknoble@jmknoble.cx>
+ * autodate: 2001-Feb-14 04:00
+ * 
+ * by Jim Knoble <jmknoble@jmknoble.cx>
+ * Copyright (C) 1999,2000,2001 Jim Knoble
+ * 
+ * Disclaimer:
+ * 
+ * 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 author(s) 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.
+ * 
+ * Portions of this code are distantly derived from code in xscreensaver
+ * by Jamie Zawinski <jwz@jwz.org>.  That code says:
+ * 
+ * --------8<------------------------------------------------8<--------
+ * xscreensaver, Copyright (c) 1991-1999 Jamie Zawinski <jwz@jwz.org>
+ * 
+ * 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.  No representations are made about the suitability of this
+ * software for any purpose.  It is provided "as is" without express or 
+ * implied warranty.
+ * --------8<------------------------------------------------8<--------
+ * 
+ * The remainder of this code falls under the same permissions and
+ * provisions as those of the xscreensaver code.
+ */
+
+#ifndef H_X11_SSH_ASKPASS
+#define H_X11_SSH_ASKPASS
+
+#include <X11/Xlib.h>
+#include <X11/Intrinsic.h>
+#include <X11/Shell.h>
+
+#define EXIT_STATUS_ACCEPT	0
+#define EXIT_STATUS_CANCEL	1
+#define EXIT_STATUS_NO_MEMORY	2
+#define EXIT_STATUS_ERROR	3
+#define EXIT_STATUS_TIMEOUT	4
+#define EXIT_STATUS_ANOMALY	127
+
+typedef struct
+{
+   Pixel foreground;
+   Pixel background;
+   Dimension width;
+   Dimension height;
+   Position x;
+   Position y;
+} WidgetInfo;
+
+typedef struct
+{
+   WidgetInfo w;
+   Pixel topShadowColor;
+   Pixel bottomShadowColor;
+   Dimension shadowThickness;
+   Pixel borderColor;
+   Dimension borderWidth;
+   Dimension interiorWidth;
+   Dimension interiorHeight;
+   Dimension horizontalSpacing;
+   Dimension verticalSpacing;
+} Widget3dInfo;
+
+typedef struct TextObjectStruct
+{
+   char *text;
+   int textLength;
+   int direction;
+   int ascent;
+   int descent;
+   XCharStruct overall;
+   struct TextObjectStruct *next;
+} TextObject;
+
+typedef struct
+{
+   char *fullText;
+   XFontStruct *font;
+   XFontStruct *fixedFont;
+   TextObject *multiText;
+   WidgetInfo w;
+} LabelInfo;
+
+typedef struct
+{
+   Widget3dInfo w3;
+   LabelInfo label;
+   Bool pressed;
+} ButtonInfo;
+
+typedef struct
+{
+   Widget3dInfo w3;
+   int count;
+   int current;
+   int minimumCount;
+   int maximumCount;
+} MasterIndicatorInfo;
+
+typedef struct
+{
+   MasterIndicatorInfo *parent;
+   WidgetInfo w;
+   Bool isLit;
+} IndicatorElement;
+
+typedef struct
+{
+   Window dialogWindow;
+   
+   XSizeHints *sizeHints;
+   XWMHints *wmHints;
+   XClassHint *classHints;
+   XTextProperty windowName;
+   
+   char *title;
+   Widget3dInfo w3;
+   
+   LabelInfo label;
+
+   MasterIndicatorInfo indicator;
+   IndicatorElement *indicators;
+   
+   ButtonInfo okButton;
+   ButtonInfo cancelButton;
+   
+   int pressedButton;
+} DialogInfo;
+
+#define NO_BUTTON	0
+#define OK_BUTTON	1
+#define CANCEL_BUTTON	2
+
+typedef struct 
+{
+   char *appName;
+   char *appClass;
+   
+   int argc;
+   char **argv;
+   
+   pid_t pid;
+   
+   char *buf;
+   int bufSize;
+   int bufIndex;
+
+   Display *dpy;
+   Screen *screen;
+   long screen_width;
+   long screen_height;
+   long screen_xoffset;
+   long screen_yoffset;
+   Window rootWindow;
+   Pixel black;
+   Pixel white;
+   Colormap colormap;
+
+   /* Resolution measurements are normalized to dots/meter. */
+   long xResolution;
+   long yResolution;
+   long defaultXResolution;
+   long defaultYResolution;
+   long xFuzz;
+   long yFuzz;
+   
+   XtAppContext appContext;
+   Widget toplevelShell;
+   XrmDatabase resourceDb;
+   
+   Atom wmDeleteWindowAtom;
+   
+   GC fillGC;
+   GC borderGC;
+   GC textGC;
+   GC brightGC;
+   GC dimGC;
+   
+   long eventMask;
+   
+   Bool grabKeyboard;
+   Bool grabPointer;
+   Bool grabServer;
+   Bool isKeyboardGrabbed;
+   Bool isPointerGrabbed;
+   Bool isServerGrabbed;
+   unsigned int grabFailTimeout;
+   unsigned int grabRetryInterval;
+   
+   unsigned long inputTimeout;
+   XtIntervalId inputTimeoutTimerId;
+   Bool inputTimeoutActive;
+   
+   DialogInfo *dialog;
+} AppInfo;
+
+void outOfMemory(AppInfo *app, int line);
+void freeIf(void *p);
+void freeFontIf(AppInfo *app, XFontStruct *f);
+
+XFontStruct *getFontResource(AppInfo *app, char *instanceName, char *className);
+char *getStringResourceWithDefault(char *instanceName, char *className,
+				   char *defaultText);
+unsigned int getUnsignedIntegerResource(AppInfo *app, char *instanceName,
+					char *className,
+					unsigned int defaultValue);
+long getResolutionResource(AppInfo *app, char *instanceName, char *className,
+			   char *defaultResolutionSpec);
+
+void calcLabelTextExtents(LabelInfo *label);
+void calcTotalButtonExtents(ButtonInfo *button);
+void calcButtonExtents(ButtonInfo *button);
+void balanceButtonExtents(ButtonInfo *button1, ButtonInfo *button2);
+void calcButtonLabelPosition(ButtonInfo *button);
+
+Dimension scaleXDimension(AppInfo *app, Dimension unscaled);
+Dimension scaleYDimension(AppInfo *app, Dimension unscaled);
+
+void createDialog(AppInfo *app);
+void destroyDialog(AppInfo *app);
+void createDialogWindow(AppInfo *app);
+void createGCs(AppInfo *app);
+void destroyGCs(AppInfo *app);
+
+void paintLabel(AppInfo *app, Drawable draw, LabelInfo label);
+void paintButton(AppInfo *app, Drawable draw, ButtonInfo button);
+void paintIndicator(AppInfo *app, Drawable draw, IndicatorElement indicator);
+void updateIndicatorElement(AppInfo *app, int i);
+void updateIndicators(AppInfo *app, int condition);
+void paintDialog(AppInfo *app);
+
+#define GRAB_KEYBOARD	0
+#define GRAB_POINTER	1
+void performGrab(AppInfo *app, int grabType, char *grabTypeName,
+		 Bool shouldGrab, Bool *isGrabbed);
+
+void grabKeyboard(AppInfo *app);
+void ungrabKeyboard(AppInfo *app);
+void grabPointer(AppInfo *app);
+void ungrabPointer(AppInfo *app);
+void grabServer(AppInfo *app);
+void ungrabServer(AppInfo *app);
+
+void cleanUp(AppInfo *app);
+void exitApp(AppInfo *app, int exitCode);
+
+void acceptAction(AppInfo *app);
+void cancelAction(AppInfo *app);
+
+void backspacePassphrase(AppInfo *app);
+void erasePassphrase(AppInfo *app);
+void addToPassphrase(AppInfo *app, char c);
+
+void handleKeyPress(AppInfo *app, XEvent *event);
+Bool eventIsInsideButton(AppInfo *app, XEvent *event, ButtonInfo button);
+void handleButtonPress(AppInfo *app, XEvent *event);
+void handlePointerMotion(AppInfo *app, XEvent *event);
+
+void handleInputTimeout(XtPointer data, XtIntervalId *timerId);
+void cancelInputTimeout(AppInfo *app);
+
+#endif /* H_X11_SSH_ASKPASS */