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misc.h
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/*
* Header for misc.c.
*/
#ifndef PUTTY_MISC_H
#define PUTTY_MISC_H
#include "puttymem.h"
#include <stdio.h> /* for FILE * */
#include <stdarg.h> /* for va_list */
#include <time.h> /* for struct tm */
#ifndef FALSE
#define FALSE 0
#endif
#ifndef TRUE
#define TRUE 1
#endif
typedef struct Filename Filename;
typedef struct FontSpec FontSpec;
unsigned long parse_blocksize(const char *bs);
char ctrlparse(char *s, char **next);
char *dupstr(const char *s);
char *dupcat(const char *s1, ...);
char *dupprintf(const char *fmt, ...);
char *dupvprintf(const char *fmt, va_list ap);
char *fgetline(FILE *fp);
void base64_encode_atom(unsigned char *data, int n, char *out);
struct bufchain_granule;
typedef struct bufchain_tag {
struct bufchain_granule *head, *tail;
int buffersize; /* current amount of buffered data */
} bufchain;
void bufchain_init(bufchain *ch);
void bufchain_clear(bufchain *ch);
int bufchain_size(bufchain *ch);
void bufchain_add(bufchain *ch, const void *data, int len);
void bufchain_prefix(bufchain *ch, void **data, int *len);
void bufchain_consume(bufchain *ch, int len);
void bufchain_fetch(bufchain *ch, void *data, int len);
struct tm ltime(void);
/*
* Debugging functions.
*
* Output goes to debug.log
*
* debug(()) (note the double brackets) is like printf().
*
* dmemdump() and dmemdumpl() both do memory dumps. The difference
* is that dmemdumpl() is more suited for when the memory address is
* important (say because you'll be recording pointer values later
* on). dmemdump() is more concise.
*/
#ifdef DEBUG
void debug_printf(char *fmt, ...);
void debug_memdump(void *buf, int len, int L);
#define debug(x) (debug_printf x)
#define dmemdump(buf,len) debug_memdump (buf, len, 0);
#define dmemdumpl(buf,len) debug_memdump (buf, len, 1);
#else
#define debug(x)
#define dmemdump(buf,len)
#define dmemdumpl(buf,len)
#endif
#ifndef lenof
#define lenof(x) ( (sizeof((x))) / (sizeof(*(x))))
#endif
#define pmax(x,y) ( (x) > (y) ? (x) : (y) )
#define pmin(x,y) ( (x) < (y) ? (x) : (y) )
#define GET_32BIT_LSB_FIRST(cp) \
(((unsigned long)(unsigned char)(cp)[0]) | \
((unsigned long)(unsigned char)(cp)[1] << 8) | \
((unsigned long)(unsigned char)(cp)[2] << 16) | \
((unsigned long)(unsigned char)(cp)[3] << 24))
#define PUT_32BIT_LSB_FIRST(cp, value) ( \
(cp)[0] = (unsigned char)(value), \
(cp)[1] = (unsigned char)((value) >> 8), \
(cp)[2] = (unsigned char)((value) >> 16), \
(cp)[3] = (unsigned char)((value) >> 24) )
#define GET_16BIT_LSB_FIRST(cp) \
(((unsigned long)(unsigned char)(cp)[0]) | \
((unsigned long)(unsigned char)(cp)[1] << 8))
#define PUT_16BIT_LSB_FIRST(cp, value) ( \
(cp)[0] = (unsigned char)(value), \
(cp)[1] = (unsigned char)((value) >> 8) )
#define GET_32BIT_MSB_FIRST(cp) \
(((unsigned long)(unsigned char)(cp)[0] << 24) | \
((unsigned long)(unsigned char)(cp)[1] << 16) | \
((unsigned long)(unsigned char)(cp)[2] << 8) | \
((unsigned long)(unsigned char)(cp)[3]))
#define GET_32BIT(cp) GET_32BIT_MSB_FIRST(cp)
#define PUT_32BIT_MSB_FIRST(cp, value) ( \
(cp)[0] = (unsigned char)((value) >> 24), \
(cp)[1] = (unsigned char)((value) >> 16), \
(cp)[2] = (unsigned char)((value) >> 8), \
(cp)[3] = (unsigned char)(value) )
#define PUT_32BIT(cp, value) PUT_32BIT_MSB_FIRST(cp, value)
#define GET_16BIT_MSB_FIRST(cp) \
(((unsigned long)(unsigned char)(cp)[0] << 8) | \
((unsigned long)(unsigned char)(cp)[1]))
#define PUT_16BIT_MSB_FIRST(cp, value) ( \
(cp)[0] = (unsigned char)((value) >> 8), \
(cp)[1] = (unsigned char)(value) )
#endif