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-rw-r--r--libraries/ecore/src/examples/ecore_fd_handler_gnutls_example.c195
1 files changed, 0 insertions, 195 deletions
diff --git a/libraries/ecore/src/examples/ecore_fd_handler_gnutls_example.c b/libraries/ecore/src/examples/ecore_fd_handler_gnutls_example.c
deleted file mode 100644
index b67e04e..0000000
--- a/libraries/ecore/src/examples/ecore_fd_handler_gnutls_example.c
+++ /dev/null
@@ -1,195 +0,0 @@
1#include <Ecore.h>
2#include <fcntl.h>
3#include <netinet/tcp.h>
4#include <netinet/in.h>
5#include <sys/socket.h>
6#include <arpa/inet.h>
7#include <errno.h>
8#include <unistd.h>
9#include <gnutls/gnutls.h>
10
11/* Ecore_Fd_Handler example
12 * 2010 Mike Blumenkrantz
13 * compile with gcc $(pkgconfig --cflags --libs gnutls ecore)
14 */
15
16
17#define print(...) fprintf(stderr, "line %i: ", __LINE__); fprintf(stderr, __VA_ARGS__); fprintf(stderr, "\n")
18
19static int done = 0;
20
21static void
22tls_log_func (int level, const char *str)
23{
24 fprintf(stderr, "|<%d>| %s", level, str);
25}
26
27static const char*
28SSL_GNUTLS_PRINT_HANDSHAKE_STATUS(gnutls_handshake_description_t status)
29{
30 switch (status)
31 {
32 case GNUTLS_HANDSHAKE_HELLO_REQUEST:
33 return "Hello request";
34 case GNUTLS_HANDSHAKE_CLIENT_HELLO:
35 return "Client hello";
36 case GNUTLS_HANDSHAKE_SERVER_HELLO:
37 return "Server hello";
38 case GNUTLS_HANDSHAKE_CERTIFICATE_PKT:
39 return "Certificate packet";
40 case GNUTLS_HANDSHAKE_SERVER_KEY_EXCHANGE:
41 return "Server key exchange";
42 case GNUTLS_HANDSHAKE_CERTIFICATE_REQUEST:
43 return "Certificate request";
44 case GNUTLS_HANDSHAKE_SERVER_HELLO_DONE:
45 return "Server hello done";
46 case GNUTLS_HANDSHAKE_CERTIFICATE_VERIFY:
47 return "Certificate verify";
48 case GNUTLS_HANDSHAKE_CLIENT_KEY_EXCHANGE:
49 return "Client key exchange";
50 case GNUTLS_HANDSHAKE_FINISHED:
51 return "Finished";
52 case GNUTLS_HANDSHAKE_SUPPLEMENTAL:
53 return "Supplemental";
54 }
55 return NULL;
56}
57
58/* Connects to the peer and returns a socket
59 * descriptor.
60 */
61static int
62tcp_connect (void)
63{
64 const char *PORT = "443";
65 const char *SERVER = "69.58.181.89"; //verisign.com
66 int err, sd;
67 int flag = 1, curstate = 0;
68 struct sockaddr_in sa;
69
70 /* sets some fd options such as nonblock */
71 sd = socket (AF_INET, SOCK_STREAM, 0);
72 fcntl(sd, F_SETFL, O_NONBLOCK);
73 fcntl(sd, F_SETFD, FD_CLOEXEC);
74 setsockopt(sd, SOL_SOCKET, SO_REUSEADDR, (const void *)&curstate, sizeof(curstate));
75
76 setsockopt(sd, IPPROTO_TCP, TCP_NODELAY, (char *)&flag, sizeof(int));
77
78 memset (&sa, '\0', sizeof (sa));
79 sa.sin_family = AF_INET;
80 sa.sin_port = htons (atoi (PORT));
81 inet_pton (AF_INET, SERVER, &sa.sin_addr);
82
83 /* connects to server
84 */
85 err = connect (sd, (struct sockaddr *) &sa, sizeof (sa));
86 if ((err < 0) && (errno != EINPROGRESS))
87 {
88 print("Connect error\n");
89 exit (1);
90 }
91
92 return sd;
93}
94
95/* closes the given socket descriptor.
96 */
97static void
98tcp_close (int sd)
99{
100 shutdown (sd, SHUT_RDWR); /* no more receptions */
101 close (sd);
102}
103
104static Eina_Bool
105_process_data(gnutls_session_t client, Ecore_Fd_Handler *fd_handler)
106{
107 static int ret, lastret;
108 static unsigned int count = 0;
109
110 if (!done)
111 {
112 lastret = ret;
113 ret = gnutls_handshake (client);
114 count++;
115 if (gnutls_record_get_direction(client))
116 ecore_main_fd_handler_active_set(fd_handler, ECORE_FD_WRITE);
117 else
118 ecore_main_fd_handler_active_set(fd_handler, ECORE_FD_READ);
119 /* avoid printing messages infinity times */
120 if (lastret != ret)
121 {
122 print("gnutls returned with: %s - %s", gnutls_strerror_name(ret), gnutls_strerror(ret));
123 if ((ret == GNUTLS_E_WARNING_ALERT_RECEIVED) || (ret == GNUTLS_E_FATAL_ALERT_RECEIVED))
124 print("Also received alert: %s", gnutls_alert_get_name(gnutls_alert_get(client)));
125 print("last out: %s", SSL_GNUTLS_PRINT_HANDSHAKE_STATUS(gnutls_handshake_get_last_out(client)));
126 print("last in: %s", SSL_GNUTLS_PRINT_HANDSHAKE_STATUS(gnutls_handshake_get_last_in(client)));
127 }
128
129 if (gnutls_error_is_fatal(ret))
130 {
131 print("yarrr this be an error!");
132 exit(1);
133 }
134
135 }
136 if (ret == GNUTLS_E_SUCCESS)
137 {
138 done = 1;
139 print("Handshake successful in %u handshake calls!", count);
140 ecore_main_loop_quit();
141 }
142
143 return ECORE_CALLBACK_RENEW;
144}
145
146int
147main (void)
148{
149 /* credentials */
150 gnutls_anon_client_credentials_t c_anoncred;
151 gnutls_certificate_credentials_t c_certcred;
152
153 gnutls_session_t client;
154 int sd;
155
156 /* General init. */
157 gnutls_global_init ();
158 ecore_init();
159 gnutls_global_set_log_function (tls_log_func);
160 gnutls_global_set_log_level (6);
161
162 /* Init client */
163 gnutls_anon_allocate_client_credentials (&c_anoncred);
164 gnutls_certificate_allocate_credentials (&c_certcred);
165 gnutls_init (&client, GNUTLS_CLIENT);
166 /* set very specific priorities */
167 gnutls_priority_set_direct(client, "NONE:%VERIFY_ALLOW_X509_V1_CA_CRT:+RSA:+DHE-RSA:+DHE-DSS:+ANON-DH:+COMP-DEFLATE:+COMP-NULL:+CTYPE-X509:+SHA1:+SHA256:+SHA384:+SHA512:+AES-256-CBC:+AES-128-CBC:+3DES-CBC:+VERS-TLS1.2:+VERS-TLS1.1:+VERS-TLS1.0:+VERS-SSL3.0", NULL);
168 gnutls_credentials_set (client, GNUTLS_CRD_ANON, c_anoncred);
169 gnutls_credentials_set (client, GNUTLS_CRD_CERTIFICATE, c_certcred);
170 gnutls_server_name_set(client, GNUTLS_NAME_DNS, "www.verisign.com", strlen("www.verisign.com"));
171
172
173 /* connect to the peer
174 */
175 sd = tcp_connect ();
176
177 /* associate gnutls with socket */
178 gnutls_transport_set_ptr (client, (gnutls_transport_ptr_t) sd);
179 /* add a callback for data being available for send/receive on socket */
180 if (!ecore_main_fd_handler_add(sd, ECORE_FD_READ | ECORE_FD_WRITE, (Ecore_Fd_Cb)_process_data, client, NULL, NULL))
181 {
182 print("could not create fd handler!");
183 exit(1);
184 }
185 /* begin main loop */
186 ecore_main_loop_begin();
187
188 gnutls_bye (client, GNUTLS_SHUT_RDWR);
189
190 gnutls_deinit (client);
191
192 tcp_close (sd);
193
194 return 0;
195}
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