1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
|
/*-
* Copyright (c) 2005 Poul-Henning Kamp
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _PRINTF_H_
#define _PRINTF_H_
#include <stdio.h>
#include <wchar.h>
/*
* The API defined by glibc allows a renderer to take multiple arguments
* This is obviously usable for things like (ptr+len) pairs etc.
* But the do not actually provide support for it at the end of the day,
* they offer only one argument to the arginfo function, but do accept
* >1 returns, although the do not check the types of those arguments
* argument
* Be compatible for now.
*/
#define __PRINTFMAXARG 2
struct printf_info {
/* GLIBC compatible */
int prec;
int width;
wchar_t spec;
unsigned is_long_double;
unsigned is_char;
unsigned is_short;
unsigned is_long;
unsigned alt;
unsigned space;
unsigned left;
unsigned showsign;
unsigned group;
unsigned extra;
unsigned wide;
wchar_t pad;
/* FreeBSD extensions */
unsigned is_quad;
unsigned is_intmax;
unsigned is_ptrdiff;
unsigned is_size;
/* private */
int sofar;
unsigned get_width;
unsigned get_prec;
const char *begin;
const char *end;
void *arg[__PRINTFMAXARG];
};
enum {
PA_INT = (1 << 0), /* int */
PA_CHAR = (1 << 1), /* int, cast to char */
PA_WCHAR = (1 << 2), /* wide char */
PA_STRING = (1 << 3), /* const char * (with '\0') */
PA_WSTRING = (1 << 4), /* const wchar_t * */
PA_POINTER = (1 << 5), /* void * */
PA_FLOAT = (1 << 6), /* float */
PA_DOUBLE = (1 << 7) /* double */
};
#define PA_FLAG_MASK 0xff0000
#define PA_FLAG_LONG_LONG (1 << 16)
#define PA_FLAG_LONG (1 << 17)
#define PA_FLAG_SHORT (1 << 18)
#define PA_FLAG_PTR (1 << 19)
#define PA_FLAG_QUAD (1 << 20)
#define PA_FLAG_INTMAX (1 << 21)
#define PA_FLAG_SIZE (1 << 22)
#define PA_FLAG_PTRDIFF (1 << 23)
#define PA_FLAG_LONG_DOUBLE PA_FLAG_LONG_LONG
typedef int printf_arginfo_function(const struct printf_info *, size_t, int *);
typedef int printf_function(FILE *, const struct printf_info *, const void *const *);
/* FreeBSD extension */
struct __printf_io;
typedef int printf_render(struct __printf_io *, const struct printf_info *, const void *const *);
/* vprintf.c */
extern const char __lowercase_hex[17];
extern const char __uppercase_hex[17];
void __printf_flush(struct __printf_io *io);
int __printf_puts(struct __printf_io *io, const void *ptr, int len);
int __printf_pad(struct __printf_io *io, int n, int zero);
int __printf_out(struct __printf_io *io, const struct printf_info *pi, const void *ptr, int len);
int __xvprintf(FILE *fp, const char *fmt0, va_list ap);
extern int __use_xprintf;
/* GLIBC compat */
int register_printf_function(int spec, printf_function *render, printf_arginfo_function *arginfo);
/* FreeBSD */
int register_printf_render(int spec, printf_render *render, printf_arginfo_function *arginfo);
int register_printf_render_std(const unsigned char *specs);
/* vprintf_errno.c */
printf_arginfo_function __printf_arginfo_errno;
printf_render __printf_render_errno;
/* vprintf_float.c */
printf_arginfo_function __printf_arginfo_float;
printf_render __printf_render_float;
/* vprintf_hexdump.c */
printf_arginfo_function __printf_arginfo_hexdump;
printf_render __printf_render_hexdump;
/* vprintf_int.c */
printf_arginfo_function __printf_arginfo_ptr;
printf_arginfo_function __printf_arginfo_int;
printf_render __printf_render_ptr;
printf_render __printf_render_int;
/* vprintf_quoute.c */
printf_arginfo_function __printf_arginfo_quote;
printf_render __printf_render_quote;
/* vprintf_str.c */
printf_arginfo_function __printf_arginfo_chr;
printf_render __printf_render_chr;
printf_arginfo_function __printf_arginfo_str;
printf_render __printf_render_str;
/* vprintf_time.c */
printf_arginfo_function __printf_arginfo_time;
printf_render __printf_render_time;
/* vprintf_vis.c */
printf_arginfo_function __printf_arginfo_vis;
printf_render __printf_render_vis;
#endif /* !_PRINTF_H */
|
