NAME | SYNOPSIS | DESCRIPTION | RETURN VALUES | EXAMPLES | FILES | ATTRIBUTES | SEE ALSO | NOTES
#include <Dt/ModLabel.h>ModLabelData * tsol_lbuild_create(Widget widget void (*event_handler) () ok_callback lbuild_attributes extended_operation, .... , NULL);
The label builder user interface prompts the end user for information and generates a valid CMW label, information label, sensitivity label, or clearance from the user input based on specifications in the label_encodings(4) file on the system where the application runs. The end user can build the label or clearance by typing a text value or by interactively choosing options.
Application-specific functionality is implemented in the callback for the OK pushbutton. This callback is passed to the tsol_lbuild_create() call where it is mapped to the OK pushbutton widget.
When choosing options, Label builder shows the user only those classifications (and related compartments and markings) dominated by the workspace sensitivity label unless the executable has the
PRIV_SYS_TRANS_LABEL
privilege in its effective set.
If the end user does not have the authorization to upgrade or downgrade labels, or if the user-built label is out of the user's accreditation range, the OK and Reset pushbuttons are grayed. There are no privileges to override these restrictions.
tsol_lbuild_create() creates the graphical user interface and returns a pointer variable of type ModLabeldata* that contains information on the user interface. This information is a combination of values passed in the tsol_lbuild_create() input parameter list, default values for information not provided, and information on the widgets used by Label builder to create the user interface. All information except the widget information should be accessed with the tsol_lbuild_get() and tsol_lbuild_set() routines.
The widget information is accessed directly by referencing the following fields of the ModLabelData structure.
The Label builder dialog box.
The OK pushbutton.
The Cancel pushbutton.
The Reset pushbutton.
The Help pushbutton.
The tsol_lbuild_create() parameter list takes the following values:
The widget from which the dialog box is created. Any Motif widget can be passed.
A callback function that implements the behavior of the OK pushbutton on the dialog box.
A NULL terminated list of extended operations and value pairs that define the characteristics and behavior of the Label builder dialog box.
tsol_lbuild_destroy() destroys the ModLabelData structure returned by tsol_lbuild_create() .
tsol_lbuild_get() and tsol_lbuild_set() access the information stored in the ModLabelData structure returned by tsol_lbuild_create() .
The following extended operations can be passed to tsol_lbuild_create() to build the user interface, to tsol_lbuild_get() to retrieve information on the user interface, and to tsol_lbuild_set() to change the user interface information. All extended operations are valid for tsol_lbuild_get() , but the *WORK* operations are not valid for tsol_lbuild_set() or tsol_lbuild_create() because these values are set from input supplied by the end user. These exceptions are noted in the descriptions.
Create a user interface to build an information label, sensitivity label, CMW label, or clearance. Value is LBUILD_MODE_CMW by default.
Build a sensitivity label.
Build a CMW label.
Build a clearance.
The starting sensitivity label. This value is
ADMIN_LOW
by default and is used when the mode is
LBUILD_MODE_SL
.
The starting information label. This value is
ADMIN_LOW
by default and is used when the mode is
LBUILD_MODE_IL
.
The starting
CMW
label. This value is
ADMIN_LOW[ADMIN_LOW]
by default and is used when the mode is
LBUILD_MODE_CMW
.
The starting clearance. This value is
ADMIN_LOW
by default and is used when the mode is
LBUILD_MODE_CLR
.
A character string prompt that displays at the top of the Label builder dialog box. Value is NULL by default.
Show or hide the Label builder dialog box. Value is FALSE by default.
Show the Label builder dialog box.
Hide the Label builder dialog box.
A character string title that appears at the top of the Label builder dialog box. Value is NULL by default.
Not valid for tsol_lbuild_set() or tsol_lbuild_create() . The sensitivity label the end user is building. Value is updated to the end user's input when the end user selects the Update pushbutton or interactively chooses an option.
Not valid for tsol_lbuild_set() or tsol_lbuild_create() . The information label the end user is building. Value is updated to the end user's input when the end user selects the Update pushbutton or interactively chooses an option.
Not valid for tsol_lbuild_set() or tsol_lbuild_create() . The CMW label the end user is building. Value is updated to the end user's input when the end user selects the Update pushbutton or interactively chooses an option.
Not valid for tsol_lbuild_set() or tsol_lbuild_create() . The clearance the end user is building. Value is updated to the end user's input when the end user selects the Update pushbutton or interactively chooses an option.
The X position in pixels of the top-left corner of the Label buider dialog box in relation to the top-left corner of the screen. By default the Label builder dialog box is positioned in the middle of the screen.
The Y position in pixels of the top-left corner of the Label builder dialog box in relation to the top-left corner of the screen. By default the Label builder dialog box is positioned in the middle of the screen.
The lowest classification (and related compartments and markings) available to the user as radio buttons for interactively building a label or clearance. This value is the user's minimum label.
The highest classification (and related compartments and markings) available to the user as radio buttons for interactively building a label or clearance. A supplied value should be within the user's accreditation range.
If no value is specified, the value is the user's workspace sensitivity label, or if the executable has the
PRIV_SYS_TRANS_LABEL
privilege, the value is the user's clearance.
Check that the user-built label entered in the Update With field is within the user's accreditation range. A value of 1 means check, and a value of 0 means do not check. If checking is on and the label is out of range, an error message is raised to the end user.
Use the internal or external label representation. Value is LBUILD_VIEW_EXTERNAL by default.
LBUILD_VIEW_INTERNAL
Use the internal names for the highest and lowest labels in the system:
ADMIN_HIGH
and
ADMIN_LOW
.
LBUILD_VIEW_EXTERNAL
Promote an
ADMIN_LOW
label to the next higest label, and demote an
ADMIN_HIGH
label to the next lowest label.
The tsol_lbuild_get() returns -1 if it is unable to get the value.
The tsol_lbuild_create() routine returns a variable of type ModLabelData that contains the information provided in the tsol_lbuild_create() input parameter list, default values for information not provided, and information on the widgets used by Label builder to create the user interface.
(ModLabelData *)lbldata = tsol_lbuild_create(widget0, callback_function, LBUILD_MODE, LBUILD_MODE_CMW, LBUILD_TITLE, "Setting CMW Label", LBUILD_VIEW, LBUILD_VIEW_INTERNAL, LBUILD_X, 200, LBUILD_Y, 200, LBUILD_USERFIELD, "Pathname:", LBUILD_SHOW, FALSE, NULL);
These examples call the tsol_lbuild_get() routine to query the mode being used, and call the tsol_lbuild_set() routine so the Label builder dialog box displays.
mode = (int)tsol_lbuild_get(lbldata, LBUILD_MODE ); tsol_lbuild_set(lbldata, LBUILD_SHOW, TRUE, NULL);
This example destroys the ModLabelData variable returned in the call to tsol_lbuild_create() .
tsol_lbuild_destroy(lbldata);
Header file for label builder functions
The label encodings file contains the classification names, words, constraints, and values for the defined labels of this system.
See attributes(5) for descriptions of the following attributes:
ATTRIBUTE TYPE | ATTRIBUTE VALUE |
---|---|
Availability | SUNWtsu |
MT-Level | MT-Safe |
Information labels (
IL
s) are not supported in Trusted Solaris 7 and later releases. Trusted Solaris software interprets any
IL
s on communications and files from systems running earlier releases as
ADMIN_LOW
.
Objects still have
CMW
labels, and
CMW
labels still include the
IL
component:
IL[SL]
; however, the
IL
component is fixed at
ADMIN_LOW
.
As a result, Trusted Solaris 7 and later releases have the following characteristics:
IL s do not display in window labels; SL s (Sensitivity Labels) display alone within brackets.
IL s do not float.
Setting an IL on an object has no effect.
Getting an object's
IL
will always return
ADMIN_LOW
.
Although certain utilities, library functions, and system calls can manipulate
IL
strings, the resulting
IL
s are always
ADMIN_LOW
, and cannot be set on any objects.
NAME | SYNOPSIS | DESCRIPTION | RETURN VALUES | EXAMPLES | FILES | ATTRIBUTES | SEE ALSO | NOTES