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 #include <stdio.h>                     /* for FILE * */
   7 #include <stdarg.h>                    /* for va_list */
   8
   9 #ifndef FALSE
  10 #define FALSE 0
  11 #endif
  12 #ifndef TRUE
  13 #define TRUE 1
  14 #endif
  15
  16 typedef struct Filename Filename;
  17 typedef struct FontSpec FontSpec;
  18
  19 unsigned long parse_blocksize(const char *bs);
  20
  21 char *dupstr(const char *s);
  22 char *dupcat(const char *s1, ...);
  23 char *dupprintf(const char *fmt, ...);
  24 char *dupvprintf(const char *fmt, va_list ap);
  25
  26 char *fgetline(FILE *fp);
  27
  28 void base64_encode_atom(unsigned char *data, int n, char *out);
  29
  30 struct bufchain_granule;
  31 typedef struct bufchain_tag {
  32     struct bufchain_granule *head, *tail;
  33     int buffersize;                    /* current amount of buffered data */
  34 } bufchain;
  35
  36 void bufchain_init(bufchain *ch);
  37 void bufchain_clear(bufchain *ch);
  38 int bufchain_size(bufchain *ch);
  39 void bufchain_add(bufchain *ch, const void *data, int len);
  40 void bufchain_prefix(bufchain *ch, void **data, int *len);
  41 void bufchain_consume(bufchain *ch, int len);
  42 void bufchain_fetch(bufchain *ch, void *data, int len);
  43
  44 /*
  45  * Debugging functions.
  46  *
  47  * Output goes to debug.log
  48  *
  49  * debug(()) (note the double brackets) is like printf().
  50  *
  51  * dmemdump() and dmemdumpl() both do memory dumps.  The difference
  52  * is that dmemdumpl() is more suited for when where the memory is is
  53  * important (say because you'll be recording pointer values later
  54  * on).  dmemdump() is more concise.
  55  */
  56
  57 #ifdef DEBUG
  58 void debug_printf(char *fmt, ...);
  59 void debug_memdump(void *buf, int len, int L);
  60 #define debug(x) (debug_printf x)
  61 #define dmemdump(buf,len) debug_memdump (buf, len, 0);
  62 #define dmemdumpl(buf,len) debug_memdump (buf, len, 1);
  63 #else
  64 #define debug(x)
  65 #define dmemdump(buf,len)
  66 #define dmemdumpl(buf,len)
  67 #endif
  68
  69 #ifndef lenof
  70 #define lenof(x) ( (sizeof((x))) / (sizeof(*(x))))
  71 #endif
  72
  73 #ifndef min
  74 #define min(x,y) ( (x) < (y) ? (x) : (y) )
  75 #endif
  76 #ifndef max
  77 #define max(x,y) ( (x) > (y) ? (x) : (y) )
  78 #endif
  79
  80 #endif