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, ...);
30 char *dupvprintf(const char *fmt, va_list ap);
31 void burnstr(char *string);
35 char *fgetline(FILE *fp);
37 void base64_encode_atom(unsigned char *data, int n, char *out);
39 struct bufchain_granule;
40 typedef struct bufchain_tag {
41 struct bufchain_granule *head, *tail;
42 int buffersize; /* current amount of buffered data */
45 void bufchain_init(bufchain *ch);
46 void bufchain_clear(bufchain *ch);
47 int bufchain_size(bufchain *ch);
48 void bufchain_add(bufchain *ch, const void *data, int len);
49 void bufchain_prefix(bufchain *ch, void **data, int *len);
50 void bufchain_consume(bufchain *ch, int len);
51 void bufchain_fetch(bufchain *ch, void *data, int len);
53 struct tm ltime(void);
55 void smemclr(void *b, size_t len);
58 * Debugging functions.
60 * Output goes to debug.log
62 * debug(()) (note the double brackets) is like printf().
64 * dmemdump() and dmemdumpl() both do memory dumps. The difference
65 * is that dmemdumpl() is more suited for when the memory address is
66 * important (say because you'll be recording pointer values later
67 * on). dmemdump() is more concise.
71 void debug_printf(char *fmt, ...);
72 void debug_memdump(void *buf, int len, int L);
73 #define debug(x) (debug_printf x)
74 #define dmemdump(buf,len) debug_memdump (buf, len, 0);
75 #define dmemdumpl(buf,len) debug_memdump (buf, len, 1);
78 #define dmemdump(buf,len)
79 #define dmemdumpl(buf,len)
83 #define lenof(x) ( (sizeof((x))) / (sizeof(*(x))))
87 #define min(x,y) ( (x) < (y) ? (x) : (y) )
90 #define max(x,y) ( (x) > (y) ? (x) : (y) )
93 #define GET_32BIT_LSB_FIRST(cp) \
94 (((unsigned long)(unsigned char)(cp)[0]) | \
95 ((unsigned long)(unsigned char)(cp)[1] << 8) | \
96 ((unsigned long)(unsigned char)(cp)[2] << 16) | \
97 ((unsigned long)(unsigned char)(cp)[3] << 24))
99 #define PUT_32BIT_LSB_FIRST(cp, value) ( \
100 (cp)[0] = (unsigned char)(value), \
101 (cp)[1] = (unsigned char)((value) >> 8), \
102 (cp)[2] = (unsigned char)((value) >> 16), \
103 (cp)[3] = (unsigned char)((value) >> 24) )
105 #define GET_16BIT_LSB_FIRST(cp) \
106 (((unsigned long)(unsigned char)(cp)[0]) | \
107 ((unsigned long)(unsigned char)(cp)[1] << 8))
109 #define PUT_16BIT_LSB_FIRST(cp, value) ( \
110 (cp)[0] = (unsigned char)(value), \
111 (cp)[1] = (unsigned char)((value) >> 8) )
113 #define GET_32BIT_MSB_FIRST(cp) \
114 (((unsigned long)(unsigned char)(cp)[0] << 24) | \
115 ((unsigned long)(unsigned char)(cp)[1] << 16) | \
116 ((unsigned long)(unsigned char)(cp)[2] << 8) | \
117 ((unsigned long)(unsigned char)(cp)[3]))
119 #define GET_32BIT(cp) GET_32BIT_MSB_FIRST(cp)
121 #define PUT_32BIT_MSB_FIRST(cp, value) ( \
122 (cp)[0] = (unsigned char)((value) >> 24), \
123 (cp)[1] = (unsigned char)((value) >> 16), \
124 (cp)[2] = (unsigned char)((value) >> 8), \
125 (cp)[3] = (unsigned char)(value) )
127 #define PUT_32BIT(cp, value) PUT_32BIT_MSB_FIRST(cp, value)
129 #define GET_16BIT_MSB_FIRST(cp) \
130 (((unsigned long)(unsigned char)(cp)[0] << 8) | \
131 ((unsigned long)(unsigned char)(cp)[1]))
133 #define PUT_16BIT_MSB_FIRST(cp, value) ( \
134 (cp)[0] = (unsigned char)((value) >> 8), \
135 (cp)[1] = (unsigned char)(value) )