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
|
/*
* Implementation of Filename for Unix, including f_open().
*/
#include <fcntl.h>
#include <unistd.h>
#include "putty.h"
Filename *filename_from_str(const char *str)
{
Filename *ret = snew(Filename);
ret->path = dupstr(str);
return ret;
}
Filename *filename_copy(const Filename *fn)
{
return filename_from_str(fn->path);
}
const char *filename_to_str(const Filename *fn)
{
return fn->path;
}
bool filename_equal(const Filename *f1, const Filename *f2)
{
return !strcmp(f1->path, f2->path);
}
bool filename_is_null(const Filename *fn)
{
return !fn->path[0];
}
void filename_free(Filename *fn)
{
sfree(fn->path);
sfree(fn);
}
void filename_serialise(BinarySink *bs, const Filename *f)
{
put_asciz(bs, f->path);
}
Filename *filename_deserialise(BinarySource *src)
{
return filename_from_str(get_asciz(src));
}
char filename_char_sanitise(char c)
{
if (c == '/')
return '.';
return c;
}
FILE *f_open(const Filename *filename, char const *mode, bool is_private)
{
if (!is_private) {
return fopen(filename->path, mode);
} else {
int fd;
assert(mode[0] == 'w'); /* is_private is meaningless for read,
and tricky for append */
fd = open(filename->path, O_WRONLY | O_CREAT | O_TRUNC, 0600);
if (fd < 0)
return NULL;
return fdopen(fd, mode);
}
}
|
