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-rw-r--r--src/messenger/gnunet-service-messenger_list_messages.c150
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 bb6086e41..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
28void
29init_list_messages (struct GNUNET_MESSENGER_ListMessages *messages)
30{
31 GNUNET_assert(messages);
32
33 messages->head = NULL;
34 messages->tail = NULL;
35}
36
37void
38clear_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
54void
55add_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
66void
67copy_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
77void
78remove_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
93void
94load_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
127void
128save_list_messages (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}