diff options
Diffstat (limited to 'src/messenger/gnunet-service-messenger_list_messages.c')
-rw-r--r-- | src/messenger/gnunet-service-messenger_list_messages.c | 150 |
1 files changed, 0 insertions, 150 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 2666ccdab..000000000 --- a/src/messenger/gnunet-service-messenger_list_messages.c +++ /dev/null | |||
@@ -1,150 +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, const struct GNUNET_HashCode *hash) | ||
56 | { | ||
57 | GNUNET_assert((messages) && (hash)); | ||
58 | |||
59 | struct GNUNET_MESSENGER_ListMessage *element = GNUNET_new(struct GNUNET_MESSENGER_ListMessage); | ||
60 | |||
61 | GNUNET_memcpy(&(element->hash), hash, sizeof(struct GNUNET_HashCode)); | ||
62 | |||
63 | GNUNET_CONTAINER_DLL_insert_tail(messages->head, messages->tail, element); | ||
64 | } | ||
65 | |||
66 | void | ||
67 | copy_list_messages (struct GNUNET_MESSENGER_ListMessages *messages, const struct GNUNET_MESSENGER_ListMessages *origin) | ||
68 | { | ||
69 | GNUNET_assert((messages) && (origin)); | ||
70 | |||
71 | struct GNUNET_MESSENGER_ListMessage *element; | ||
72 | |||
73 | for (element = origin->head; element; element = element->next) | ||
74 | add_to_list_messages (messages, &(element->hash)); | ||
75 | } | ||
76 | |||
77 | void | ||
78 | remove_from_list_messages (struct GNUNET_MESSENGER_ListMessages *messages, const struct GNUNET_HashCode *hash) | ||
79 | { | ||
80 | GNUNET_assert((messages) && (hash)); | ||
81 | |||
82 | struct GNUNET_MESSENGER_ListMessage *element; | ||
83 | |||
84 | for (element = messages->head; element; element = element->next) | ||
85 | if (0 == GNUNET_CRYPTO_hash_cmp (&(element->hash), hash)) | ||
86 | { | ||
87 | GNUNET_CONTAINER_DLL_remove(messages->head, messages->tail, element); | ||
88 | GNUNET_free(element); | ||
89 | break; | ||
90 | } | ||
91 | } | ||
92 | |||
93 | void | ||
94 | load_list_messages (struct GNUNET_MESSENGER_ListMessages *messages, const char *path) | ||
95 | { | ||
96 | GNUNET_assert((messages) && (path)); | ||
97 | |||
98 | if (GNUNET_YES != GNUNET_DISK_file_test (path)) | ||
99 | return; | ||
100 | |||
101 | enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE); | ||
102 | |||
103 | struct GNUNET_DISK_FileHandle *handle = GNUNET_DISK_file_open( | ||
104 | path, GNUNET_DISK_OPEN_READ, permission | ||
105 | ); | ||
106 | |||
107 | if (!handle) | ||
108 | return; | ||
109 | |||
110 | GNUNET_DISK_file_seek(handle, 0, GNUNET_DISK_SEEK_SET); | ||
111 | |||
112 | struct GNUNET_HashCode hash; | ||
113 | ssize_t len; | ||
114 | |||
115 | do { | ||
116 | len = GNUNET_DISK_file_read(handle, &hash, sizeof(hash)); | ||
117 | |||
118 | if (len != sizeof(hash)) | ||
119 | break; | ||
120 | |||
121 | add_to_list_messages(messages, &hash); | ||
122 | } while (len == sizeof(hash)); | ||
123 | |||
124 | GNUNET_DISK_file_close(handle); | ||
125 | } | ||
126 | |||
127 | void | ||
128 | save_list_messages (const struct GNUNET_MESSENGER_ListMessages *messages, const char *path) | ||
129 | { | ||
130 | GNUNET_assert((messages) && (path)); | ||
131 | |||
132 | enum GNUNET_DISK_AccessPermissions permission = (GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE); | ||
133 | |||
134 | struct GNUNET_DISK_FileHandle *handle = GNUNET_DISK_file_open( | ||
135 | path, GNUNET_DISK_OPEN_CREATE | GNUNET_DISK_OPEN_WRITE, permission | ||
136 | ); | ||
137 | |||
138 | if (!handle) | ||
139 | return; | ||
140 | |||
141 | GNUNET_DISK_file_seek(handle, 0, GNUNET_DISK_SEEK_SET); | ||
142 | |||
143 | struct GNUNET_MESSENGER_ListMessage *element; | ||
144 | |||
145 | for (element = messages->head; element; element = element->next) | ||
146 | GNUNET_DISK_file_write(handle, &(element->hash), sizeof(element->hash)); | ||
147 | |||
148 | GNUNET_DISK_file_sync(handle); | ||
149 | GNUNET_DISK_file_close(handle); | ||
150 | } | ||