1// Copyright 2012 The Go Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style
3// license that can be found in the LICENSE file.
4
5// This code can be compiled and used to test the otr package against libotr.
6// See otr_test.go.
7
8//go:build ignore
9
10#include <stdio.h>
11#include <stdlib.h>
12#include <unistd.h>
13
14#include <proto.h>
15#include <message.h>
16#include <privkey.h>
17
18static int g_session_established = 0;
19
20OtrlPolicy policy(void *opdata, ConnContext *context) {
21 return OTRL_POLICY_ALWAYS;
22}
23
24int is_logged_in(void *opdata, const char *accountname, const char *protocol,
25 const char *recipient) {
26 return 1;
27}
28
29void inject_message(void *opdata, const char *accountname, const char *protocol,
30 const char *recipient, const char *message) {
31 printf("%s\n", message);
32 fflush(stdout);
33 fprintf(stderr, "libotr helper sent: %s\n", message);
34}
35
36void update_context_list(void *opdata) {}
37
38void new_fingerprint(void *opdata, OtrlUserState us, const char *accountname,
39 const char *protocol, const char *username,
40 unsigned char fingerprint[20]) {
41 fprintf(stderr, "NEW FINGERPRINT\n");
42 g_session_established = 1;
43}
44
45void write_fingerprints(void *opdata) {}
46
47void gone_secure(void *opdata, ConnContext *context) {}
48
49void gone_insecure(void *opdata, ConnContext *context) {}
50
51void still_secure(void *opdata, ConnContext *context, int is_reply) {}
52
53int max_message_size(void *opdata, ConnContext *context) { return 99999; }
54
55const char *account_name(void *opdata, const char *account,
56 const char *protocol) {
57 return "ACCOUNT";
58}
59
60void account_name_free(void *opdata, const char *account_name) {}
61
62const char *error_message(void *opdata, ConnContext *context,
63 OtrlErrorCode err_code) {
64 return "ERR";
65}
66
67void error_message_free(void *opdata, const char *msg) {}
68
69void resent_msg_prefix_free(void *opdata, const char *prefix) {}
70
71void handle_smp_event(void *opdata, OtrlSMPEvent smp_event,
72 ConnContext *context, unsigned short progress_event,
73 char *question) {}
74
75void handle_msg_event(void *opdata, OtrlMessageEvent msg_event,
76 ConnContext *context, const char *message,
77 gcry_error_t err) {
78 fprintf(stderr, "msg event: %d %s\n", msg_event, message);
79}
80
81OtrlMessageAppOps uiops = {
82 policy,
83 NULL,
84 is_logged_in,
85 inject_message,
86 update_context_list,
87 new_fingerprint,
88 write_fingerprints,
89 gone_secure,
90 gone_insecure,
91 still_secure,
92 max_message_size,
93 account_name,
94 account_name_free,
95 NULL, /* received_symkey */
96 error_message,
97 error_message_free,
98 NULL, /* resent_msg_prefix */
99 resent_msg_prefix_free,
100 handle_smp_event,
101 handle_msg_event,
102 NULL /* create_instag */,
103 NULL /* convert_msg */,
104 NULL /* convert_free */,
105 NULL /* timer_control */,
106};
107
108static const char kPrivateKeyData[] =
109 "(privkeys (account (name \"account\") (protocol proto) (private-key (dsa "
110 "(p "
111 "#00FC07ABCF0DC916AFF6E9AE47BEF60C7AB9B4D6B2469E436630E36F8A489BE812486A09F"
112 "30B71224508654940A835301ACC525A4FF133FC152CC53DCC59D65C30A54F1993FE13FE63E"
113 "5823D4C746DB21B90F9B9C00B49EC7404AB1D929BA7FBA12F2E45C6E0A651689750E8528AB"
114 "8C031D3561FECEE72EBB4A090D450A9B7A857#) (q "
115 "#00997BD266EF7B1F60A5C23F3A741F2AEFD07A2081#) (g "
116 "#535E360E8A95EBA46A4F7DE50AD6E9B2A6DB785A66B64EB9F20338D2A3E8FB0E94725848F"
117 "1AA6CC567CB83A1CC517EC806F2E92EAE71457E80B2210A189B91250779434B41FC8A8873F"
118 "6DB94BEA7D177F5D59E7E114EE10A49CFD9CEF88AE43387023B672927BA74B04EB6BBB5E57"
119 "597766A2F9CE3857D7ACE3E1E3BC1FC6F26#) (y "
120 "#0AC8670AD767D7A8D9D14CC1AC6744CD7D76F993B77FFD9E39DF01E5A6536EF65E775FCEF"
121 "2A983E2A19BD6415500F6979715D9FD1257E1FE2B6F5E1E74B333079E7C880D39868462A93"
122 "454B41877BE62E5EF0A041C2EE9C9E76BD1E12AE25D9628DECB097025DD625EF49C3258A1A"
123 "3C0FF501E3DC673B76D7BABF349009B6ECF#) (x "
124 "#14D0345A3562C480A039E3C72764F72D79043216#)))))\n";
125
126int main() {
127 OTRL_INIT;
128
129 // We have to write the private key information to a file because the libotr
130 // API demands a filename to read from.
131 const char *tmpdir = "/tmp";
132 if (getenv("TMP")) {
133 tmpdir = getenv("TMP");
134 }
135
136 char private_key_file[256];
137 snprintf(private_key_file, sizeof(private_key_file),
138 "%s/libotr_test_helper_privatekeys-XXXXXX", tmpdir);
139 int fd = mkstemp(private_key_file);
140 if (fd == -1) {
141 perror("creating temp file");
142 }
143 write(fd, kPrivateKeyData, sizeof(kPrivateKeyData) - 1);
144 close(fd);
145
146 OtrlUserState userstate = otrl_userstate_create();
147 otrl_privkey_read(userstate, private_key_file);
148 unlink(private_key_file);
149
150 fprintf(stderr, "libotr helper started\n");
151
152 char buf[4096];
153
154 for (;;) {
155 char *message = fgets(buf, sizeof(buf), stdin);
156 if (strlen(message) == 0) {
157 break;
158 }
159 message[strlen(message) - 1] = 0;
160 fprintf(stderr, "libotr helper got: %s\n", message);
161
162 char *newmessage = NULL;
163 OtrlTLV *tlvs;
164 int ignore_message = otrl_message_receiving(
165 userstate, &uiops, NULL, "account", "proto", "peer", message,
166 &newmessage, &tlvs, NULL, NULL, NULL);
167 if (tlvs) {
168 otrl_tlv_free(tlvs);
169 }
170
171 if (newmessage != NULL) {
172 fprintf(stderr, "libotr got: %s\n", newmessage);
173 otrl_message_free(newmessage);
174
175 gcry_error_t err;
176 char *newmessage = NULL;
177
178 err = otrl_message_sending(userstate, &uiops, NULL, "account", "proto",
179 "peer", 0, "test message", NULL, &newmessage,
180 OTRL_FRAGMENT_SEND_SKIP, NULL, NULL, NULL);
181 if (newmessage == NULL) {
182 fprintf(stderr, "libotr didn't encrypt message\n");
183 return 1;
184 }
185 write(1, newmessage, strlen(newmessage));
186 write(1, "\n", 1);
187 fprintf(stderr, "libotr sent: %s\n", newmessage);
188 otrl_message_free(newmessage);
189
190 g_session_established = 0;
191 write(1, "?OTRv2?\n", 8);
192 fprintf(stderr, "libotr sent: ?OTRv2\n");
193 }
194 }
195
196 return 0;
197}
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