diff options
Diffstat (limited to 'src/transport/transport_api_offer_hello.c')
-rw-r--r-- | src/transport/transport_api_offer_hello.c | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/src/transport/transport_api_offer_hello.c b/src/transport/transport_api_offer_hello.c deleted file mode 100644 index eb342f57c..000000000 --- a/src/transport/transport_api_offer_hello.c +++ /dev/null | |||
@@ -1,142 +0,0 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | Copyright (C) 2009-2013, 2016 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 | /** | ||
22 | * @file transport/transport_api_offer_hello.c | ||
23 | * @brief library to offer HELLOs to transport service | ||
24 | * @author Christian Grothoff | ||
25 | */ | ||
26 | #include "platform.h" | ||
27 | #include "gnunet_util_lib.h" | ||
28 | #include "gnunet_hello_lib.h" | ||
29 | #include "gnunet_protocols.h" | ||
30 | #include "gnunet_transport_service.h" | ||
31 | |||
32 | |||
33 | /** | ||
34 | * Entry in linked list for all offer-HELLO requests. | ||
35 | */ | ||
36 | struct GNUNET_TRANSPORT_OfferHelloHandle | ||
37 | { | ||
38 | /** | ||
39 | * Transport service handle we use for transmission. | ||
40 | */ | ||
41 | struct GNUNET_MQ_Handle *mq; | ||
42 | |||
43 | /** | ||
44 | * Function to call once we are done. | ||
45 | */ | ||
46 | GNUNET_SCHEDULER_TaskCallback cont; | ||
47 | |||
48 | /** | ||
49 | * Closure for @e cont | ||
50 | */ | ||
51 | void *cls; | ||
52 | }; | ||
53 | |||
54 | |||
55 | /** | ||
56 | * Done sending HELLO message to the service, notify application. | ||
57 | * | ||
58 | * @param cls the handle for the operation | ||
59 | */ | ||
60 | static void | ||
61 | finished_hello (void *cls) | ||
62 | { | ||
63 | struct GNUNET_TRANSPORT_OfferHelloHandle *ohh = cls; | ||
64 | |||
65 | if (NULL != ohh->cont) | ||
66 | ohh->cont (ohh->cls); | ||
67 | GNUNET_TRANSPORT_offer_hello_cancel (ohh); | ||
68 | } | ||
69 | |||
70 | |||
71 | /** | ||
72 | * Offer the transport service the HELLO of another peer. Note that | ||
73 | * the transport service may just ignore this message if the HELLO is | ||
74 | * malformed or useless due to our local configuration. | ||
75 | * | ||
76 | * @param cfg configuration | ||
77 | * @param hello the hello message | ||
78 | * @param cont continuation to call when HELLO has been sent, | ||
79 | * tc reason #GNUNET_SCHEDULER_REASON_TIMEOUT for fail | ||
80 | * tc reasong #GNUNET_SCHEDULER_REASON_READ_READY for success | ||
81 | * @param cont_cls closure for @a cont | ||
82 | * @return a `struct GNUNET_TRANSPORT_OfferHelloHandle` handle or NULL on failure, | ||
83 | * in case of failure @a cont will not be called | ||
84 | * | ||
85 | */ | ||
86 | struct GNUNET_TRANSPORT_OfferHelloHandle * | ||
87 | GNUNET_TRANSPORT_offer_hello (const struct GNUNET_CONFIGURATION_Handle *cfg, | ||
88 | const struct GNUNET_MessageHeader *hello, | ||
89 | GNUNET_SCHEDULER_TaskCallback cont, | ||
90 | void *cont_cls) | ||
91 | { | ||
92 | struct GNUNET_TRANSPORT_OfferHelloHandle *ohh | ||
93 | = GNUNET_new (struct GNUNET_TRANSPORT_OfferHelloHandle); | ||
94 | struct GNUNET_MQ_Envelope *env; | ||
95 | struct GNUNET_PeerIdentity peer; | ||
96 | |||
97 | if (GNUNET_OK != | ||
98 | GNUNET_HELLO_get_id ((const struct GNUNET_HELLO_Message *) hello, | ||
99 | &peer)) | ||
100 | { | ||
101 | GNUNET_break (0); | ||
102 | GNUNET_free (ohh); | ||
103 | return NULL; | ||
104 | } | ||
105 | ohh->mq = GNUNET_CLIENT_connect (cfg, | ||
106 | "transport", | ||
107 | NULL, | ||
108 | NULL, | ||
109 | ohh); | ||
110 | if (NULL == ohh->mq) | ||
111 | { | ||
112 | GNUNET_free (ohh); | ||
113 | return NULL; | ||
114 | } | ||
115 | ohh->cont = cont; | ||
116 | ohh->cls = cont_cls; | ||
117 | GNUNET_break (ntohs (hello->type) == GNUNET_MESSAGE_TYPE_HELLO); | ||
118 | env = GNUNET_MQ_msg_copy (hello); | ||
119 | GNUNET_MQ_notify_sent (env, | ||
120 | &finished_hello, | ||
121 | ohh); | ||
122 | GNUNET_MQ_send (ohh->mq, | ||
123 | env); | ||
124 | return ohh; | ||
125 | } | ||
126 | |||
127 | |||
128 | /** | ||
129 | * Cancel the request to transport to offer the HELLO message | ||
130 | * | ||
131 | * @param ohh the handle for the operation to cancel | ||
132 | */ | ||
133 | void | ||
134 | GNUNET_TRANSPORT_offer_hello_cancel (struct | ||
135 | GNUNET_TRANSPORT_OfferHelloHandle *ohh) | ||
136 | { | ||
137 | GNUNET_MQ_destroy (ohh->mq); | ||
138 | GNUNET_free (ohh); | ||
139 | } | ||
140 | |||
141 | |||
142 | /* end of transport_api_offer_hello.c */ | ||