git.distorted.org.uk Git - u/mdw/putty/blob - misc.h

   1 #ifndef PUTTY_MISC_H
   2 #define PUTTY_MISC_H
   3
   4 #include "puttymem.h"
   5
   6 #ifndef FALSE
   7 #define FALSE 0
   8 #endif
   9 #ifndef TRUE
  10 #define TRUE 1
  11 #endif
  12
  13 char *dupstr(char *s);
  14 char *dupcat(char *s1, ...);
  15
  16 struct bufchain_granule;
  17 typedef struct bufchain_tag {
  18     struct bufchain_granule *head, *tail;
  19     int buffersize;                    /* current amount of buffered data */
  20 } bufchain;
  21
  22 void bufchain_init(bufchain *ch);
  23 void bufchain_clear(bufchain *ch);
  24 int bufchain_size(bufchain *ch);
  25 void bufchain_add(bufchain *ch, void *data, int len);
  26 void bufchain_prefix(bufchain *ch, void **data, int *len);
  27 void bufchain_consume(bufchain *ch, int len);
  28
  29 /*
  30  * Debugging functions.
  31  *
  32  * Output goes to debug.log
  33  *
  34  * debug(()) (note the double brackets) is like printf().
  35  *
  36  * dmemdump() and dmemdumpl() both do memory dumps.  The difference
  37  * is that dmemdumpl() is more suited for when where the memory is is
  38  * important (say because you'll be recording pointer values later
  39  * on).  dmemdump() is more concise.
  40  */
  41
  42 #ifdef DEBUG
  43 void dprintf(char *fmt, ...);
  44 void debug_memdump(void *buf, int len, int L);
  45 #define debug(x) (dprintf x)
  46 #define dmemdump(buf,len) debug_memdump (buf, len, 0);
  47 #define dmemdumpl(buf,len) debug_memdump (buf, len, 1);
  48 #else
  49 #define debug(x)
  50 #define dmemdump(buf,len)
  51 #define dmemdumpl(buf,len)
  52 #endif
  53
  54
  55 #ifndef lenof
  56 #define lenof(x) ( (sizeof((x))) / (sizeof(*(x))))
  57 #endif
  58
  59
  60 #endif