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
|
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>
#include <stdio.h>
#define THE_COOKIE ((void *) 0xdeadbeeful)
static int errors;
static int cookieread_called;
static ssize_t
cookieread (void *cookie, char *buf, size_t count)
{
printf ("`%s' called with cookie %#lx\n", __FUNCTION__,
(unsigned long int) cookie);
if (cookie != THE_COOKIE)
++errors;
cookieread_called = 1;
return 42;
}
static int cookiewrite_called;
static ssize_t
cookiewrite (void *cookie, const char *buf, size_t count)
{
printf ("`%s' called with cookie %#lx\n", __FUNCTION__,
(unsigned long int) cookie);
if (cookie != THE_COOKIE)
++errors;
cookiewrite_called = 1;
return 43;
}
static int cookieseek_called;
static int
cookieseek (void *cookie, off64_t *offset, int whence)
{
printf ("`%s' called with cookie %#lx\n", __FUNCTION__,
(unsigned long int) cookie);
if (cookie != THE_COOKIE)
++errors;
cookieseek_called = 1;
return 44;
}
static int cookieclose_called;
static int
cookieclose (void *cookie)
{
printf ("`%s' called with cookie %#lx\n", __FUNCTION__,
(unsigned long int) cookie);
if (cookie != THE_COOKIE)
++errors;
cookieclose_called = 1;
return 45;
}
static int
do_test (void)
{
cookie_io_functions_t fcts;
char buf[1];
FILE *f;
fcts.read = cookieread;
fcts.seek = cookieseek;
fcts.close = cookieclose;
fcts.write = cookiewrite;
f = fopencookie (THE_COOKIE, "r+", fcts);
fread (buf, 1, 1, f);
fwrite (buf, 1, 1, f);
fseek (f, 0, SEEK_CUR);
fclose (f);
if (cookieread_called == 0
|| cookiewrite_called == 0
|| cookieseek_called == 0
|| cookieclose_called == 0)
++errors;
return errors != 0;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
|
