diff options
Diffstat (limited to 'src/messenger/gnunet-service-messenger_list_messages.c')
-rw-r--r-- | src/messenger/gnunet-service-messenger_list_messages.c | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/src/messenger/gnunet-service-messenger_list_messages.c b/src/messenger/gnunet-service-messenger_list_messages.c deleted file mode 100644 index 7092dc76f..000000000 --- a/src/messenger/gnunet-service-messenger_list_messages.c +++ /dev/null | |||
@@ -1,155 +0,0 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | Copyright (C) 2020--2021 GNUnet e.V. | ||
4 | |||
5 | GNUnet is free software: you can redistribute it and/or modify it | ||
6 | under the terms of the GNU Affero General Public License as published | ||
7 | by the Free Software Foundation, either version 3 of the License, | ||
8 | or (at your option) any later version. | ||
9 | |||
10 | GNUnet is distributed in the hope that it will be useful, but | ||
11 | WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | Affero General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU Affero General Public License | ||
16 | along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
17 | |||
18 | SPDX-License-Identifier: AGPL3.0-or-later | ||
19 | */ | ||
20 | /** | ||
21 | * @author Tobias Frisch | ||
22 | * @file src/messenger/gnunet-service-messenger_list_messages.c | ||
23 | * @brief GNUnet MESSENGER service | ||
24 | */ | ||
25 | |||
26 | #include "gnunet-service-messenger_list_messages.h" | ||
27 | |||
28 | void | ||
29 | init_list_messages (struct GNUNET_MESSENGER_ListMessages *messages) | ||
30 | { | ||
31 | GNUNET_assert(messages); | ||
32 | |||
33 | messages->head = NULL; | ||
34 | messages->tail = NULL; | ||
35 | } | ||
36 | |||
37 | void | ||
38 | clear_list_messages (struct GNUNET_MESSENGER_ListMessages *messages) | ||
39 | { | ||
40 | GNUNET_assert(messages); | ||
41 | |||
42 | while (messages->head) | ||
43 | { | ||
44 | struct GNUNET_MESSENGER_ListMessage *element = messages->head; | ||
45 | |||
46 | GNUNET_CONTAINER_DLL_remove(messages->head, messages->tail, element); | ||
47 | GNUNET_free(element); | ||
48 | } | ||
49 | |||
50 | messages->head = NULL; | ||
51 | messages->tail = NULL; | ||
52 | } | ||
53 | |||
54 | void | ||
55 | add_to_list_messages (struct GNUNET_MESSENGER_ListMessages *messages, | ||
56 | const struct GNUNET_HashCode *hash) | ||
57 | { | ||
58 | GNUNET_assert((messages) && (hash)); | ||
59 | |||
60 | struct GNUNET_MESSENGER_ListMessage *element = GNUNET_new(struct GNUNET_MESSENGER_ListMessage); | ||
61 | |||
62 | GNUNET_memcpy(&(element->hash), hash, sizeof(struct GNUNET_HashCode)); | ||
63 | |||
64 | GNUNET_CONTAINER_DLL_insert_tail(messages->head, messages->tail, element); | ||
65 | } | ||
66 | |||
67 | void | ||
68 | copy_list_messages (struct GNUNET_MESSENGER_ListMessages *messages, | ||
69 | const struct GNUNET_MESSENGER_ListMessages *origin) | ||
70 | { | ||
71 | GNUNET_assert((messages) && (origin)); | ||
72 | |||
73 | struct GNUNET_MESSENGER_ListMessage *element; | ||
74 | |||
75 | for (element = origin->head; element; element = element->next) | ||
76 | add_to_list_messages (messages, &(element->hash)); | ||
77 | } | ||
78 | |||
79 | void | ||
80 | remove_from_list_messages (struct GNUNET_MESSENGER_ListMessages *messages, | ||
81 | const struct GNUNET_HashCode *hash) | ||
82 | { | ||
83 | GNUNET_assert((messages) && (hash)); | ||
84 | |||
85 | struct GNUNET_MESSENGER_ListMessage *element; | ||
86 | |||
87 | for (element = messages->head; element; element = element->next) | ||
88 | if (0 == GNUNET_CRYPTO_hash_cmp (&(element->hash), hash)) | ||
89 | { | ||
90 | GNUNET_CONTAINER_DLL_remove(messages->head, messages->tail, element); | ||
91 | GNUNET_free(element); | ||
92 | break; | ||
93 | } | ||
94 | } | ||
95 | |||
96 | void | ||
97 | load_list_messages (struct GNUNET_MESSENGER_ListMessages *messages, | ||
98 | const char *path) | ||
99 | { | ||
100 | GNUNET_assert((messages) && (path)); | ||
101 | |||
102 | if (GNUNET_YES != GNUNET_DISK_file_test (path)) | ||
103 | return; | ||
104 | |||
105 | enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE); | ||
106 | |||
107 | struct GNUNET_DISK_FileHandle *handle = GNUNET_DISK_file_open( | ||
108 | path, GNUNET_DISK_OPEN_READ, permission | ||
109 | ); | ||
110 | |||
111 | if (!handle) | ||
112 | return; | ||
113 | |||
114 | GNUNET_DISK_file_seek(handle, 0, GNUNET_DISK_SEEK_SET); | ||
115 | |||
116 | struct GNUNET_HashCode hash; | ||
117 | ssize_t len; | ||
118 | |||
119 | do { | ||
120 | len = GNUNET_DISK_file_read(handle, &hash, sizeof(hash)); | ||
121 | |||
122 | if (len != sizeof(hash)) | ||
123 | break; | ||
124 | |||
125 | add_to_list_messages(messages, &hash); | ||
126 | } while (len == sizeof(hash)); | ||
127 | |||
128 | GNUNET_DISK_file_close(handle); | ||
129 | } | ||
130 | |||
131 | void | ||
132 | save_list_messages (const struct GNUNET_MESSENGER_ListMessages *messages, | ||
133 | const char *path) | ||
134 | { | ||
135 | GNUNET_assert((messages) && (path)); | ||
136 | |||
137 | enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE); | ||
138 | |||
139 | struct GNUNET_DISK_FileHandle *handle = GNUNET_DISK_file_open( | ||
140 | path, GNUNET_DISK_OPEN_CREATE | GNUNET_DISK_OPEN_WRITE, permission | ||
141 | ); | ||
142 | |||
143 | if (!handle) | ||
144 | return; | ||
145 | |||
146 | GNUNET_DISK_file_seek(handle, 0, GNUNET_DISK_SEEK_SET); | ||
147 | |||
148 | struct GNUNET_MESSENGER_ListMessage *element; | ||
149 | |||
150 | for (element = messages->head; element; element = element->next) | ||
151 | GNUNET_DISK_file_write(handle, &(element->hash), sizeof(element->hash)); | ||
152 | |||
153 | GNUNET_DISK_file_sync(handle); | ||
154 | GNUNET_DISK_file_close(handle); | ||
155 | } | ||