/* * Copyright (c) 2010 Apple Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of Apple Inc. 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Neither the name of Novell Inc. nor the names of its contributors * may be used to endorse or promote products derived from this * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * @APPLE_LICENSE_HEADER_END@ */ /* ** ** NAME: ** ** cvt_pvt.h ** ** FACILITY: ** ** IDL Stub Runtime Support ** ** ABSTRACT: ** ** Private include file for floating point conversion routines. ** ** VERSION: DCE 1.0 ** */ #ifndef CVT__PRIVATE #define CVT__PRIVATE #include <dce/idlbase.h> #define C_TAB '\t' #define C_BLANK ' ' #define C_PLUS '+' #define C_MINUS '-' #define C_ASTERISK '*' #define C_UNDERSCORE '_' #define C_DECIMAL_POINT '.' #define C_DOT '.' #define C_ZERO '0' #define C_ONE '1' #define C_TWO '2' #define C_THREE '3' #define C_FOUR '4' #define C_FIVE '5' #define C_SIX '6' #define C_SEVEN '7' #define C_EIGHT '8' #define C_NINE '9' #define C_A 'A' #define C_B 'B' #define C_C 'C' #define C_D 'D' #define C_E 'E' #define C_F 'F' #define C_L 'L' #define C_R 'R' #define C_S 'S' #define C_T 'T' #define C_U 'U' #define C_W 'W' #define C_a 'a' #define C_b 'b' #define C_c 'c' #define C_d 'd' #define C_e 'e' #define C_f 'f' #define C_t 't' /* UNPACKED REAL: [0]: excess 2147483648 (2 ^ 31) binary exponent [1]: mantissa: msb ------> [2]: --------------------> [3]: --------------------> [4]: ----------------> lsb [5]: 28 unused bits, invalid bit, infinity bit, zero bit, negative bit All fraction bits are explicit and are normalized s.t. 0.5 <= fraction < 1.0 */ typedef idl_ulong_int UNPACKED_REAL[6]; typedef UNPACKED_REAL *UNPACKED_REAL_PTR; #define U_R_EXP 0 #define U_R_FLAGS 5 #define U_R_NEGATIVE 1 #define U_R_ZERO 2 #define U_R_INFINITY 4 #define U_R_INVALID 8 #define U_R_UNUSUAL (U_R_ZERO | U_R_INFINITY | U_R_INVALID) #if defined(ultrix) && defined(vax) #define U_R_BIAS 2147483648L #else #define U_R_BIAS 2147483648UL #endif extern idl_ulong_int vax_c[]; #define VAX_F_INVALID &vax_c[0] #define VAX_D_INVALID &vax_c[0] #define VAX_G_INVALID &vax_c[0] #define VAX_H_INVALID &vax_c[0] #define VAX_F_ZERO &vax_c[4] #define VAX_D_ZERO &vax_c[4] #define VAX_G_ZERO &vax_c[4] #define VAX_H_ZERO &vax_c[4] #define VAX_F_POS_HUGE &vax_c[8] #define VAX_D_POS_HUGE &vax_c[8] #define VAX_G_POS_HUGE &vax_c[8] #define VAX_H_POS_HUGE &vax_c[8] #define VAX_F_NEG_HUGE &vax_c[12] #define VAX_D_NEG_HUGE &vax_c[12] #define VAX_G_NEG_HUGE &vax_c[12] #define VAX_H_NEG_HUGE &vax_c[12] extern idl_ulong_int ieee_s[]; #define IEEE_S_INVALID ((options & CVT_C_BIG_ENDIAN) ? \ &ieee_s[1] : &ieee_s[0]) #define IEEE_S_POS_ZERO ((options & CVT_C_BIG_ENDIAN) ? \ &ieee_s[3] : &ieee_s[2]) #define IEEE_S_NEG_ZERO ((options & CVT_C_BIG_ENDIAN) ? \ &ieee_s[5] : &ieee_s[4]) #define IEEE_S_POS_HUGE ((options & CVT_C_BIG_ENDIAN) ? \ &ieee_s[7] : &ieee_s[6]) #define IEEE_S_NEG_HUGE ((options & CVT_C_BIG_ENDIAN) ? \ &ieee_s[9] : &ieee_s[8]) #define IEEE_S_POS_INFINITY ((options & CVT_C_BIG_ENDIAN) ? \ &ieee_s[11] : &ieee_s[10]) #define IEEE_S_NEG_INFINITY ((options & CVT_C_BIG_ENDIAN) ? \ &ieee_s[13] : &ieee_s[12]) extern idl_ulong_int ieee_t[]; #define IEEE_T_INVALID ((options & CVT_C_BIG_ENDIAN) ? \ &ieee_t[2] : &ieee_t[0]) #define IEEE_T_POS_ZERO ((options & CVT_C_BIG_ENDIAN) ? \ &ieee_t[6] : &ieee_t[4]) #define IEEE_T_NEG_ZERO ((options & CVT_C_BIG_ENDIAN) ? \ &ieee_t[10] : &ieee_t[8]) #define IEEE_T_POS_HUGE ((options & CVT_C_BIG_ENDIAN) ? \ &ieee_t[14] : &ieee_t[12]) #define IEEE_T_NEG_HUGE ((options & CVT_C_BIG_ENDIAN) ? \ &ieee_t[18] : &ieee_t[16]) #define IEEE_T_POS_INFINITY ((options & CVT_C_BIG_ENDIAN) ? \ &ieee_t[22] : &ieee_t[20]) #define IEEE_T_NEG_INFINITY ((options & CVT_C_BIG_ENDIAN) ? \ &ieee_t[26] : &ieee_t[24]) extern idl_ulong_int ibm_s[]; #define IBM_S_INVALID &ibm_s[0] #define IBM_S_POS_ZERO &ibm_s[1] #define IBM_S_NEG_ZERO &ibm_s[2] #define IBM_S_POS_HUGE &ibm_s[3] #define IBM_S_NEG_HUGE &ibm_s[4] #define IBM_S_POS_INFINITY &ibm_s[5] #define IBM_S_NEG_INFINITY &ibm_s[6] extern idl_ulong_int ibm_l[]; #define IBM_L_INVALID &ibm_l[0] #define IBM_L_POS_ZERO &ibm_l[2] #define IBM_L_NEG_ZERO &ibm_l[4] #define IBM_L_POS_HUGE &ibm_l[6] #define IBM_L_NEG_HUGE &ibm_l[8] #define IBM_L_POS_INFINITY &ibm_l[10] #define IBM_L_NEG_INFINITY &ibm_l[12] extern idl_ulong_int cray[]; #define CRAY_INVALID &cray[0] #define CRAY_POS_ZERO &cray[2] #define CRAY_NEG_ZERO &cray[4] #define CRAY_POS_HUGE &cray[6] #define CRAY_NEG_HUGE &cray[8] #define CRAY_POS_INFINITY &cray[10] #define CRAY_NEG_INFINITY &cray[12] extern idl_ulong_int int_c[]; #define INT_INVALID ((options & CVT_C_BIG_ENDIAN) ? \ &int_c[1] : &int_c[0]) #define INT_ZERO ((options & CVT_C_BIG_ENDIAN) ? \ &int_c[3] : &int_c[2]) #define INT_POS_HUGE ((options & CVT_C_BIG_ENDIAN) ? \ &int_c[5] : &int_c[4]) #define INT_NEG_HUGE ((options & CVT_C_BIG_ENDIAN) ? \ &int_c[7] : &int_c[6]) #define INT_POS_INFINITY ((options & CVT_C_BIG_ENDIAN) ? \ &int_c[9] : &int_c[8]) #define INT_NEG_INFINITY ((options & CVT_C_BIG_ENDIAN) ? \ &int_c[11] : &int_c[10]) #endif