10 #include <stdio.h> /* for FILE * */
11 #include <stdarg.h> /* for va_list */
12 #include <time.h> /* for struct tm */
21 typedef struct Filename Filename;
22 typedef struct FontSpec FontSpec;
24 unsigned long parse_blocksize(const char *bs);
25 char ctrlparse(char *s, char **next);
27 char *dupstr(const char *s);
28 char *dupcat(const char *s1, ...);
29 char *dupprintf(const char *fmt, ...)
31 __attribute__ ((format (printf, 1, 2)))
34 char *dupvprintf(const char *fmt, va_list ap);
35 void burnstr(char *string);
39 char *fgetline(FILE *fp);
41 void base64_encode_atom(unsigned char *data, int n, char *out);
43 struct bufchain_granule;
44 typedef struct bufchain_tag {
45 struct bufchain_granule *head, *tail;
46 int buffersize; /* current amount of buffered data */
49 void bufchain_init(bufchain *ch);
50 void bufchain_clear(bufchain *ch);
51 int bufchain_size(bufchain *ch);
52 void bufchain_add(bufchain *ch, const void *data, int len);
53 void bufchain_prefix(bufchain *ch, void **data, int *len);
54 void bufchain_consume(bufchain *ch, int len);
55 void bufchain_fetch(bufchain *ch, void *data, int len);
57 struct tm ltime(void);
59 void smemclr(void *b, size_t len);
62 * Debugging functions.
64 * Output goes to debug.log
66 * debug(()) (note the double brackets) is like printf().
68 * dmemdump() and dmemdumpl() both do memory dumps. The difference
69 * is that dmemdumpl() is more suited for when the memory address is
70 * important (say because you'll be recording pointer values later
71 * on). dmemdump() is more concise.
75 void debug_printf(char *fmt, ...);
76 void debug_memdump(void *buf, int len, int L);
77 #define debug(x) (debug_printf x)
78 #define dmemdump(buf,len) debug_memdump (buf, len, 0);
79 #define dmemdumpl(buf,len) debug_memdump (buf, len, 1);
82 #define dmemdump(buf,len)
83 #define dmemdumpl(buf,len)
87 #define lenof(x) ( (sizeof((x))) / (sizeof(*(x))))
91 #define min(x,y) ( (x) < (y) ? (x) : (y) )
94 #define max(x,y) ( (x) > (y) ? (x) : (y) )
97 #define GET_32BIT_LSB_FIRST(cp) \
98 (((unsigned long)(unsigned char)(cp)[0]) | \
99 ((unsigned long)(unsigned char)(cp)[1] << 8) | \
100 ((unsigned long)(unsigned char)(cp)[2] << 16) | \
101 ((unsigned long)(unsigned char)(cp)[3] << 24))
103 #define PUT_32BIT_LSB_FIRST(cp, value) ( \
104 (cp)[0] = (unsigned char)(value), \
105 (cp)[1] = (unsigned char)((value) >> 8), \
106 (cp)[2] = (unsigned char)((value) >> 16), \
107 (cp)[3] = (unsigned char)((value) >> 24) )
109 #define GET_16BIT_LSB_FIRST(cp) \
110 (((unsigned long)(unsigned char)(cp)[0]) | \
111 ((unsigned long)(unsigned char)(cp)[1] << 8))
113 #define PUT_16BIT_LSB_FIRST(cp, value) ( \
114 (cp)[0] = (unsigned char)(value), \
115 (cp)[1] = (unsigned char)((value) >> 8) )
117 #define GET_32BIT_MSB_FIRST(cp) \
118 (((unsigned long)(unsigned char)(cp)[0] << 24) | \
119 ((unsigned long)(unsigned char)(cp)[1] << 16) | \
120 ((unsigned long)(unsigned char)(cp)[2] << 8) | \
121 ((unsigned long)(unsigned char)(cp)[3]))
123 #define GET_32BIT(cp) GET_32BIT_MSB_FIRST(cp)
125 #define PUT_32BIT_MSB_FIRST(cp, value) ( \
126 (cp)[0] = (unsigned char)((value) >> 24), \
127 (cp)[1] = (unsigned char)((value) >> 16), \
128 (cp)[2] = (unsigned char)((value) >> 8), \
129 (cp)[3] = (unsigned char)(value) )
131 #define PUT_32BIT(cp, value) PUT_32BIT_MSB_FIRST(cp, value)
133 #define GET_16BIT_MSB_FIRST(cp) \
134 (((unsigned long)(unsigned char)(cp)[0] << 8) | \
135 ((unsigned long)(unsigned char)(cp)[1]))
137 #define PUT_16BIT_MSB_FIRST(cp, value) ( \
138 (cp)[0] = (unsigned char)((value) >> 8), \
139 (cp)[1] = (unsigned char)(value) )