/* 
 * tclBinary.c --
 *
 *	This file contains the implementation of the "binary" Tcl built-in
 *	command and the Tcl binary data object.
 *
 * Copyright (c) 1997 by Sun Microsystems, Inc.
 * Copyright (c) 1998-1999 by Scriptics Corporation.
 *
 * See the file "license.terms" for information on usage and redistribution
 * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
 *
 * RCS: @(#) $Id: tclBinary.c,v 1.13.4.4 2004/09/30 00:51:32 dgp Exp $
 * RCS: @(#) $Id: tclBinary.c,v 1.13.4.5 2004/10/28 18:46:19 dgp Exp $
 */

#include "tclInt.h"

#ifdef TCL_NO_MATH
#define fabs(x) (x<0 ? -x : x)
#else

    int value = 0;		/* Current integer value to be packed.
				 * Initialized to avoid compiler warning. */
    char cmd;			/* Current format character. */
    int count;			/* Count associated with current format
				 * character. */
    char *format;		/* Pointer to current position in format
				 * string. */
    Tcl_Obj *resultPtr;		/* Object holding result buffer. */
    Tcl_Obj *resultPtr = NULL;	/* Object holding result buffer. */
    unsigned char *buffer;	/* Start of result buffer. */
    unsigned char *cursor;	/* Current position within result buffer. */
    unsigned char *maxPos;	/* Greatest position within result buffer that
				 * cursor has visited.*/
    char *errorString, *errorValue, *str;
    int offset, size, length, index;
    static CONST char *options[] = { 

	    }

	    /*
	     * Prepare the result object by preallocating the caclulated
	     * number of bytes and filling with nulls.
	     */

	    resultPtr = Tcl_GetObjResult(interp);
	    resultPtr = Tcl_NewObj();
	    buffer = Tcl_SetByteArrayLength(resultPtr, length);
	    memset((VOID *) buffer, 0, (size_t) length);

	    /*
	     * Pack the data into the result object.  Note that we can skip
	     * the error checking during this pass, since we have already
	     * parsed the string once.

			} else {
			    cursor = buffer + count;
			}
			break;
		    }
		}
	    }
	    Tcl_SetObjResult(interp, resultPtr);
	    break;
	}
	case BINARY_SCAN: {
	    int i;
	    Tcl_Obj *valuePtr, *elementPtr;
	    Tcl_HashTable numberCacheHash;
	    Tcl_HashTable *numberCachePtr;

	    }

	    /*
	     * Set the result to the last position of the cursor.
	     */

	    done:
	    Tcl_ResetResult(interp);
	    Tcl_SetLongObj(Tcl_GetObjResult(interp), arg - 4);
	    Tcl_SetObjResult(interp, Tcl_NewLongObj(arg - 4));
	    DeleteScanNumberCache(numberCachePtr);
	    break;
	}
    }
    return TCL_OK;

    badValue:
    Tcl_ResetResult(interp);
    Tcl_AppendStringsToObj(Tcl_GetObjResult(interp), "expected ", errorString,
    Tcl_AppendResult(interp, "expected ", errorString,
	    " string but got \"", errorValue, "\" instead", NULL);
    return TCL_ERROR;

    badCount:
    errorString = "missing count for \"@\" field specifier";
    goto error;