/* * wsp.c - Parts of WSP shared between session oriented and connectionless mode */#include <string.h>#include "gwlib/gwlib.h"#include "wsp.h"#include "wsp_pdu.h"#include "wsp_headers.h"#include "wsp_strings.h"/*********************************************************************** * Public functions *//* Convert HTTP status codes to WSP status codes according * to WSP Table 36, Status Code Assignments. */long wsp_convert_http_status_to_wsp_status(long http_status) {	long hundreds, singles;	/*	 * The table is regular, and can be expected to stay regular in	 * future versions of WSP.  The status value is read as XYY,	 * so that X is the first digit and Y is the value of the	 * second two digits.  This is encoded as a hex value 0xAB,	 * where A == X and B == YY.	 * This limits YY to the range 0-15, so an exception is made	 * to allow larger YY values when X is 4.  X value 5 is moved up	 * to A value 6 to allow more room for YY when X is 4.	 */	hundreds = http_status / 100;	singles = http_status % 100;	if ((hundreds == 4 && singles > 31) ||	    (hundreds != 4 && singles > 15) ||	    hundreds < 1 || hundreds > 5)		goto bad_status;	if (hundreds > 4)		hundreds++;	return hundreds * 16 + singles;bad_status:	error(0, "WSP: Unknown status code used internally. Oops.");	return 0x60; /* Status 500, or "Internal Server Error" */}