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
|
/* Copyright (c) 2002-2018 Pigeonhole authors, see the included COPYING file
*/
#include "lib.h"
#include "str.h"
#include "eacces-error.h"
#include "sieve-common.h"
#include "sieve-script-private.h"
#include "sieve-file-storage.h"
#include <stdio.h>
#include <dirent.h>
struct sieve_file_list_context {
struct sieve_storage_list_context context;
pool_t pool;
const char *active;
const char *dir;
DIR *dirp;
};
struct sieve_storage_list_context *sieve_file_storage_list_init
(struct sieve_storage *storage)
{
struct sieve_file_storage *fstorage =
(struct sieve_file_storage *)storage;
struct sieve_file_list_context *flctx;
const char *active = NULL;
pool_t pool;
DIR *dirp;
/* Open the directory */
if ( (dirp = opendir(fstorage->path)) == NULL ) {
switch ( errno ) {
case ENOENT:
sieve_storage_set_error(storage,
SIEVE_ERROR_NOT_FOUND,
"Script storage not found");
break;
case EACCES:
sieve_storage_set_error(storage,
SIEVE_ERROR_NO_PERMISSION,
"Script storage not accessible");
sieve_storage_sys_error(storage,
"Failed to list scripts: "
"%s", eacces_error_get("opendir", fstorage->path));
break;
default:
sieve_storage_set_critical(storage,
"Failed to list scripts: "
"opendir(%s) failed: %m", fstorage->path);
break;
}
return NULL;
}
T_BEGIN {
/* Get the name of the active script */
if ( sieve_file_storage_active_script_get_file(fstorage, &active) < 0) {
flctx = NULL;
} else {
pool = pool_alloconly_create("sieve_file_list_context", 1024);
flctx = p_new(pool, struct sieve_file_list_context, 1);
flctx->pool = pool;
flctx->dirp = dirp;
flctx->active = ( active != NULL ? p_strdup(pool, active) : NULL );
}
} T_END;
if ( flctx == NULL ) {
if ( closedir(dirp) < 0) {
sieve_storage_sys_error(storage,
"closedir(%s) failed: %m", fstorage->path);
}
return NULL;
}
return &flctx->context;
}
const char *sieve_file_storage_list_next
(struct sieve_storage_list_context *ctx, bool *active)
{
struct sieve_file_list_context *flctx =
(struct sieve_file_list_context *)ctx;
const struct sieve_file_storage *fstorage =
(const struct sieve_file_storage *)ctx->storage;
struct dirent *dp;
const char *scriptname;
*active = FALSE;
for (;;) {
if ( (dp = readdir(flctx->dirp)) == NULL )
return NULL;
scriptname = sieve_script_file_get_scriptname(dp->d_name);
if (scriptname != NULL ) {
/* Don't list our active sieve script link if the link
* resides in the script dir (generally a bad idea).
*/
i_assert( fstorage->link_path != NULL );
if ( *(fstorage->link_path) == '\0' &&
strcmp(fstorage->active_fname, dp->d_name) == 0 )
continue;
break;
}
}
if ( flctx->active != NULL && strcmp(dp->d_name, flctx->active) == 0 ) {
*active = TRUE;
flctx->active = NULL;
}
return scriptname;
}
int sieve_file_storage_list_deinit(struct sieve_storage_list_context *lctx)
{
struct sieve_file_list_context *flctx =
(struct sieve_file_list_context *)lctx;
const struct sieve_file_storage *fstorage =
(const struct sieve_file_storage *)lctx->storage;
if (closedir(flctx->dirp) < 0) {
sieve_storage_sys_error(lctx->storage,
"closedir(%s) failed: %m", fstorage->path);
}
pool_unref(&flctx->pool);
// FIXME: return error here if something went wrong during listing
return 0;
}
|
