1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
|
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <stdio.h>
#include <ecp/core.h>
#include <ecp/dir/dir.h>
#include <ecp/vconn/vconn.h>
#include <util.h>
#include "init_vconn.h"
#include "vc_common.h"
ECPContext ctx;
ECPSocket sock;
ECPConnHandler handler;
ECPConnHandler dir_handler;
ECPConnHandler vconn_handler;
ECPConnHandler vlink_handler;
#define CTYPE_TEST 0
#define MTYPE_MSG 0
static int handle_open(ECPConnection *conn, ECP2Buffer *b) {
printf("OPEN\n");
return ECP_OK;
}
static ssize_t handle_msg(ECPConnection *conn, ecp_seq_t seq, unsigned char mtype, unsigned char *msg, size_t msg_size, ECP2Buffer *b) {
char *_msg = "VAISTINU JE CAR!";
ssize_t rv;
printf("MSG:%s size:%ld\n", msg, msg_size);
rv = ecp_msg_send(conn, MTYPE_MSG, (unsigned char *)_msg, strlen(_msg)+1);
return msg_size;
}
static ssize_t handle_dir_msg(ECPConnection *conn, ecp_seq_t seq, unsigned char mtype, unsigned char *msg, size_t msg_size, ECP2Buffer *b) {
size_t rsize;
uint16_t count;
ECPConnection *vlink;
int rv;
if (msg_size < sizeof(uint16_t)) return ECP_ERR_SIZE;
count = \
((uint16_t)msg[0] << 8) | \
((uint16_t)msg[1]);
printf("DIR MSG:%d\n", count);
rsize = sizeof(uint16_t) + count * ECP_SIZE_DIR_ITEM;
if (msg_size < rsize) return ECP_ERR_SIZE;
msg += sizeof(uint16_t);
vlink = malloc(sizeof(ECPConnection));
if (vlink == NULL) return ECP_ERR_ALLOC;
ecp_vlink_init(vlink, conn->sock);
rv = vc_open_inb(vlink, msg, count, &conn->sock->key_perma.public);
if (rv) {
free(vlink);
return rv;
}
return rsize;
}
static void usage(char *arg) {
fprintf(stderr, "Usage: %s <my.priv> <dir pub> <dir addr>\n", arg);
exit(1);
}
int main(int argc, char *argv[]) {
ECPConnection *conn_dir;
ECPNode node_dir;
ecp_ecdh_public_t dir_pub;
ECPDHKey key_perma;
int rv;
if (argc != 4) usage(argv[0]);
rv = ecp_init(&ctx, &vconn_handler, &vlink_handler);
printf("ecp_init RV:%d\n", rv);
ecp_conn_handler_init(&dir_handler, ecp_dir_handle_open, NULL, handle_dir_msg, NULL);
ecp_ctx_set_handler(&ctx, ECP_CTYPE_DIR, &dir_handler);
ecp_conn_handler_init(&handler, handle_open, NULL, handle_msg, NULL);
ecp_ctx_set_handler(&ctx, CTYPE_TEST, &handler);
rv = ecp_util_load_key(argv[1], &key_perma.public, &key_perma.private);
printf("ecp_util_load_key RV:%d\n", rv);
key_perma.valid = 1;
rv = ecp_sock_create(&sock, &ctx, &key_perma);
printf("ecp_sock_create RV:%d\n", rv);
rv = ecp_sock_open(&sock, NULL);
printf("ecp_sock_open RV:%d\n", rv);
rv = ecp_start_receiver(&sock);
printf("ecp_start_receiver RV:%d\n", rv);
rv = ecp_util_load_key(argv[2], &dir_pub, NULL);
printf("ecp_util_load_key RV:%d\n", rv);
ecp_node_init(&node_dir, &dir_pub, NULL);
rv = ecp_node_set_addr(&node_dir, argv[3]);
printf("ecp_node_set_addr RV:%d\n", rv);
conn_dir = malloc(sizeof(ECPConnection));
if (conn_dir == NULL) printf("out of memory\n");
ecp_dir_conn_init(conn_dir, &sock);
rv = ecp_conn_open(conn_dir, &node_dir);
printf("ecp_conn_open RV:%d\n", rv);
while (1) sleep(1);
}
|
