ucw/ff-binary.c

   1 /*
   2  *      UCW Library -- Fast Buffered I/O: Binary Numbers
   3  *
   4  *      (c) 1997--2006 Martin Mares <mj@ucw.cz>
   5  *
   6  *      This software may be freely distributed and used according to the terms
   7  *      of the GNU Lesser General Public License.
   8  */
   9
  10 #include <ucw/lib.h>
  11 #include <ucw/fastbuf.h>
  12 #include <ucw/ff-binary.h>
  13
  14 #define GEN(type, name, size, endian)                           \
  15 type bget##name##_##endian##_slow(struct fastbuf *f)            \
  16 {                                                               \
  17   byte buf[size/8];                                             \
  18   if (bread(f, buf, sizeof(buf)) != sizeof(buf))                \
  19     return ~(type)0;                                            \
  20   return get_u##size##_##endian(buf);                           \
  21 }                                                               \
  22 void bput##name##_##endian##_##slow(struct fastbuf *f, type x)  \
  23 {                                                               \
  24   byte buf[size/8];                                             \
  25   put_u##size##_##endian(buf, x);                               \
  26   bwrite_slow(f, buf, sizeof(buf));                             \
  27 }
  28
  29 #define FF_ALL(type, name, size) GEN(type,name,size,be) GEN(type,name,size,le)
  30
  31 FF_ALL(int, w, 16)
  32 FF_ALL(uns, l, 32)
  33 FF_ALL(u64, q, 64)
  34 FF_ALL(u64, 5, 40)