runtime/standard.h

   1 /*
   2 ------------------------------------------------------------------------------
   3 Standard definitions and types, Bob Jenkins
   4 ------------------------------------------------------------------------------
   5 */
   6 #ifndef STANDARD
   7 # define STANDARD
   8
   9 #include <stdio.h>
  10 #include <stdlib.h>
  11 #include <stdint.h>
  12 #include <string.h>
  13
  14 typedef  uint64_t  ub8;
  15 #define UB8MAXVAL 0xffffffffffffffffLL
  16 #define UB8BITS 64
  17 typedef    int64_t  sb8;
  18 #define SB8MAXVAL 0x7fffffffffffffffLL
  19 typedef  uint32_t  ub4;   /* unsigned 4-byte quantities */
  20 #define UB4MAXVAL 0xffffffff
  21 typedef    int32_t  sb4;
  22 #define UB4BITS 32
  23 #define SB4MAXVAL 0x7fffffff
  24 typedef  uint16_t  ub2;
  25 #define UB2MAXVAL 0xffff
  26 #define UB2BITS 16
  27 typedef    int16_t  sb2;
  28 #define SB2MAXVAL 0x7fff
  29 typedef  uint8_t ub1;
  30 #define UB1MAXVAL 0xff
  31 #define UB1BITS 8
  32 typedef    int8_t sb1;   /* signed 1-byte quantities */
  33 #define SB1MAXVAL 0x7f
  34 typedef                 int  word;  /* fastest type available */
  35
  36 #define bis(target,mask)  ((target) |=  (mask))
  37 #define bic(target,mask)  ((target) &= ~(mask))
  38 #define bit(target,mask)  ((target) &   (mask))
  39 #ifndef min
  40 # define min(a,b) (((a)<(b)) ? (a) : (b))
  41 #endif /* min */
  42 #ifndef max
  43 # define max(a,b) (((a)<(b)) ? (b) : (a))
  44 #endif /* max */
  45 #ifndef align
  46 # define align(a) (((ub4)a+(sizeof(void *)-1))&(~(sizeof(void *)-1)))
  47 #endif /* align */
  48 #ifndef abs
  49 # define abs(a)   (((a)>0) ? (a) : -(a))
  50 #endif
  51 #define TRUE  1
  52 #define FALSE 0
  53
  54 #endif /* STANDARD */