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247 lines
6.7 KiB
247 lines
6.7 KiB
/* file: cvt__private.h */
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/*
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**
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** COPYRIGHT (c) 1989, 1990 BY
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** DIGITAL EQUIPMENT CORPORATION, MAYNARD, MASSACHUSETTS.
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** ALL RIGHTS RESERVED.
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**
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** THIS SOFTWARE IS FURNISHED UNDER A LICENSE AND MAY BE USED AND COPIED
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** ONLY IN ACCORDANCE WITH THE TERMS OF SUCH LICENSE AND WITH THE
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** INCLUSION OF THE ABOVE COPYRIGHT NOTICE. THIS SOFTWARE OR ANY OTHER
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** COPIES THEREOF MAY NOT BE PROVIDED OR OTHERWISE MADE AVAILABLE TO ANY
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** OTHER PERSON. NO TITLE TO AND OWNERSHIP OF THE SOFTWARE IS HEREBY
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** TRANSFERRED.
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**
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** THE INFORMATION IN THIS SOFTWARE IS SUBJECT TO CHANGE WITHOUT NOTICE
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** AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY DIGITAL EQUIPMENT
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** CORPORATION.
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**
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** DIGITAL ASSUMES NO RESPONSIBILITY FOR THE USE OR RELIABILITY OF ITS
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** SOFTWARE ON EQUIPMENT WHICH IS NOT SUPPLIED BY DIGITAL.
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**
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*/
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/*
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**++
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** Facility:
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**
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** CVT Run-Time Library
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**
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** Abstract:
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**
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** This module contains the private include file for the cvt_* routines.
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**
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** Authors:
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**
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** Math RTL
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**
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** Creation Date: December 5, 1989.
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**
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** Modification History:
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**
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** 1-001 Original created. MRTL 5-Dec-1989.
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** 1-002 Add GEM FORTRAN stuff. TS 27-Mar-1990.
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**
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**--
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*/
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#ifndef CVT__PRIVATE
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#define CVT__PRIVATE
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#define F77_BINDING
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#ifndef VMS
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#define VMS_BINDING
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#endif
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#include "descrip.h"
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#define C_TAB '\t'
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#define C_BLANK ' '
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#define C_PLUS '+'
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#define C_MINUS '-'
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#define C_ASTERISK '*'
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#define C_UNDERSCORE '_'
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#define C_DECIMAL_POINT '.'
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#define C_DOT '.'
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#define C_ZERO '0'
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#define C_ONE '1'
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#define C_TWO '2'
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#define C_THREE '3'
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#define C_FOUR '4'
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#define C_FIVE '5'
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#define C_SIX '6'
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#define C_SEVEN '7'
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#define C_EIGHT '8'
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#define C_NINE '9'
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#define C_A 'A'
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#define C_B 'B'
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#define C_C 'C'
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#define C_D 'D'
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#define C_E 'E'
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#define C_F 'F'
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#define C_L 'L'
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#define C_R 'R'
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#define C_S 'S'
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#define C_T 'T'
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#define C_U 'U'
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#define C_W 'W'
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#define C_a 'a'
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#define C_b 'b'
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#define C_c 'c'
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#define C_d 'd'
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#define C_e 'e'
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#define C_f 'f'
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#define C_t 't'
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#define RAISE(i) \
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{ \
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RpcRaiseException(i); \
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}
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/*
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UNPACKED REAL:
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[0]: excess 2147483648 (2 ^ 31) binary exponent
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[1]: mantissa: msb ------>
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[2]: -------------------->
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[3]: -------------------->
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[4]: ----------------> lsb
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[5]: 28 unused bits, invalid bit, infinity bit, zero bit, negative bit
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All fraction bits are explicit and are normalized s.t. 0.5 <= fraction < 1.0
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*/
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typedef struct dsc_descriptor_s DESC_S;
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typedef unsigned long UNPACKED_REAL[6];
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typedef UNPACKED_REAL *UNPACKED_REAL_PTR;
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#define U_R_EXP 0
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#define U_R_FLAGS 5
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#define U_R_NEGATIVE 1
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#define U_R_ZERO 2
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#define U_R_INFINITY 4
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#define U_R_INVALID 8
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#define U_R_UNUSUAL (U_R_ZERO | U_R_INFINITY | U_R_INVALID)
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#define U_R_BIAS 2147483648L
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extern const unsigned long vax_c[];
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#define VAX_F_INVALID &vax_c[0]
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#define VAX_D_INVALID &vax_c[0]
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#define VAX_G_INVALID &vax_c[0]
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#define VAX_H_INVALID &vax_c[0]
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#define VAX_F_ZERO &vax_c[4]
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#define VAX_D_ZERO &vax_c[4]
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#define VAX_G_ZERO &vax_c[4]
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#define VAX_H_ZERO &vax_c[4]
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#define VAX_F_POS_HUGE &vax_c[8]
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#define VAX_D_POS_HUGE &vax_c[8]
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#define VAX_G_POS_HUGE &vax_c[8]
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#define VAX_H_POS_HUGE &vax_c[8]
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#define VAX_F_NEG_HUGE &vax_c[12]
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#define VAX_D_NEG_HUGE &vax_c[12]
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#define VAX_G_NEG_HUGE &vax_c[12]
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#define VAX_H_NEG_HUGE &vax_c[12]
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extern const unsigned long ieee_s[];
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#define IEEE_S_INVALID ((options & CVT_C_BIG_ENDIAN) ? \
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&ieee_s[1] : &ieee_s[0])
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#define IEEE_S_POS_ZERO ((options & CVT_C_BIG_ENDIAN) ? \
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&ieee_s[3] : &ieee_s[2])
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#define IEEE_S_NEG_ZERO ((options & CVT_C_BIG_ENDIAN) ? \
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&ieee_s[5] : &ieee_s[4])
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#define IEEE_S_POS_HUGE ((options & CVT_C_BIG_ENDIAN) ? \
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&ieee_s[7] : &ieee_s[6])
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#define IEEE_S_NEG_HUGE ((options & CVT_C_BIG_ENDIAN) ? \
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&ieee_s[9] : &ieee_s[8])
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#define IEEE_S_POS_INFINITY ((options & CVT_C_BIG_ENDIAN) ? \
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&ieee_s[11] : &ieee_s[10])
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#define IEEE_S_NEG_INFINITY ((options & CVT_C_BIG_ENDIAN) ? \
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&ieee_s[13] : &ieee_s[12])
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extern const unsigned long ieee_t[];
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#define IEEE_T_INVALID ((options & CVT_C_BIG_ENDIAN) ? \
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&ieee_t[2] : &ieee_t[0])
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#define IEEE_T_POS_ZERO ((options & CVT_C_BIG_ENDIAN) ? \
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&ieee_t[6] : &ieee_t[4])
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#define IEEE_T_NEG_ZERO ((options & CVT_C_BIG_ENDIAN) ? \
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&ieee_t[10] : &ieee_t[8])
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#define IEEE_T_POS_HUGE ((options & CVT_C_BIG_ENDIAN) ? \
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&ieee_t[14] : &ieee_t[12])
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#define IEEE_T_NEG_HUGE ((options & CVT_C_BIG_ENDIAN) ? \
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&ieee_t[18] : &ieee_t[16])
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#define IEEE_T_POS_INFINITY ((options & CVT_C_BIG_ENDIAN) ? \
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&ieee_t[22] : &ieee_t[20])
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#define IEEE_T_NEG_INFINITY ((options & CVT_C_BIG_ENDIAN) ? \
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&ieee_t[26] : &ieee_t[24])
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extern const unsigned long ibm_s[];
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#define IBM_S_INVALID &ibm_s[0]
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#define IBM_S_POS_ZERO &ibm_s[1]
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#define IBM_S_NEG_ZERO &ibm_s[2]
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#define IBM_S_POS_HUGE &ibm_s[3]
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#define IBM_S_NEG_HUGE &ibm_s[4]
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#define IBM_S_POS_INFINITY &ibm_s[5]
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#define IBM_S_NEG_INFINITY &ibm_s[6]
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extern const unsigned long ibm_l[];
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#define IBM_L_INVALID &ibm_l[0]
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#define IBM_L_POS_ZERO &ibm_l[2]
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#define IBM_L_NEG_ZERO &ibm_l[4]
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#define IBM_L_POS_HUGE &ibm_l[6]
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#define IBM_L_NEG_HUGE &ibm_l[8]
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#define IBM_L_POS_INFINITY &ibm_l[10]
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#define IBM_L_NEG_INFINITY &ibm_l[12]
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extern const unsigned long cray[];
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#define CRAY_INVALID &cray[0]
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#define CRAY_POS_ZERO &cray[2]
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#define CRAY_NEG_ZERO &cray[4]
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#define CRAY_POS_HUGE &cray[6]
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#define CRAY_NEG_HUGE &cray[8]
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#define CRAY_POS_INFINITY &cray[10]
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#define CRAY_NEG_INFINITY &cray[12]
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extern const unsigned long int_c[];
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#define INT_INVALID ((options & CVT_C_BIG_ENDIAN) ? \
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&int_c[1] : &int_c[0])
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#define INT_ZERO ((options & CVT_C_BIG_ENDIAN) ? \
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&int_c[3] : &int_c[2])
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#define INT_POS_HUGE ((options & CVT_C_BIG_ENDIAN) ? \
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&int_c[5] : &int_c[4])
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#define INT_NEG_HUGE ((options & CVT_C_BIG_ENDIAN) ? \
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&int_c[7] : &int_c[6])
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#define INT_POS_INFINITY ((options & CVT_C_BIG_ENDIAN) ? \
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&int_c[9] : &int_c[8])
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#define INT_NEG_INFINITY ((options & CVT_C_BIG_ENDIAN) ? \
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&int_c[11] : &int_c[10])
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#endif
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