7 #include "../src/meshlink.h"
8 #include "../src/node.h"
10 volatile bool bar_reachable = false;
11 volatile bool bar_responded = false;
13 void log_cb(meshlink_handle_t *mesh, meshlink_log_level_t level, const char *text) {
14 static struct timeval tv0;
18 gettimeofday(&tv0, NULL);
19 gettimeofday(&tv, NULL);
20 fprintf(stderr, "%u.%.03u ", (unsigned int)(tv.tv_sec-tv0.tv_sec), (unsigned int)tv.tv_usec/1000);
23 fprintf(stderr, "(%s) ", mesh->name);
24 fprintf(stderr, "[%d] %s\n", level, text);
27 void status_cb(meshlink_handle_t *mesh, meshlink_node_t *node, bool reachable) {
28 printf("status_cb: %s %sreachable\n", node->name, reachable?"":"un");
29 if(!strcmp(node->name, "bar"))
30 bar_reachable = reachable;
33 void foo_receive_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, const void *data, size_t len) {
34 printf("foo_receive_cb %zu: ", len); fwrite(data, 1, len, stdout); printf("\n");
35 if(len == 5 && !memcmp(data, "Hello", 5))
39 void bar_receive_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, const void *data, size_t len) {
40 printf("bar_receive_cb %zu: ", len); fwrite(data, 1, len, stdout);
41 // Echo the data back.
42 meshlink_channel_send(mesh, channel, data, len);
45 bool reject_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, uint16_t port, const void *data, size_t len) {
49 bool accept_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, uint16_t port, const void *data, size_t len) {
50 printf("accept_cb: (from %s on port %u) ", channel->node->name, (unsigned int)port);
51 if(data) { fwrite(data, 1, len, stdout); printf("\n"); }
55 meshlink_set_channel_receive_cb(mesh, channel, bar_receive_cb);
57 bar_receive_cb(mesh, channel, data, len);
61 void poll_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, size_t len) {
62 meshlink_set_channel_poll_cb(mesh, channel, NULL);
63 if(meshlink_channel_send(mesh, channel, "Hello", 5) != 5)
64 fprintf(stderr, "Could not send whole message\n");
67 int main(int argc, char *argv[]) {
68 meshlink_set_log_cb(NULL, MESHLINK_DEBUG, log_cb);
70 // Open two new meshlink instance.
72 meshlink_handle_t *mesh1 = meshlink_open("channels_conf.1", "foo", "channels", DEV_CLASS_BACKBONE);
74 fprintf(stderr, "Could not initialize configuration for foo\n");
78 meshlink_handle_t *mesh2 = meshlink_open("channels_conf.2", "bar", "channels", DEV_CLASS_BACKBONE);
80 fprintf(stderr, "Could not initialize configuration for bar\n");
84 meshlink_set_log_cb(mesh1, MESHLINK_DEBUG, log_cb);
85 meshlink_set_log_cb(mesh2, MESHLINK_DEBUG, log_cb);
87 // Import and export both side's data
89 meshlink_add_address(mesh1, "localhost");
91 char *data = meshlink_export(mesh1);
93 fprintf(stderr, "Foo could not export its configuration\n");
97 if(!meshlink_import(mesh2, data)) {
98 fprintf(stderr, "Bar could not import foo's configuration\n");
104 data = meshlink_export(mesh2);
106 fprintf(stderr, "Bar could not export its configuration\n");
110 if(!meshlink_import(mesh1, data)) {
111 fprintf(stderr, "Foo could not import bar's configuration\n");
117 // Set the callbacks.
119 meshlink_set_channel_accept_cb(mesh1, reject_cb);
120 meshlink_set_channel_accept_cb(mesh2, accept_cb);
122 meshlink_set_node_status_cb(mesh1, status_cb);
124 // Start both instances
126 if(!meshlink_start(mesh1)) {
127 fprintf(stderr, "Foo could not start\n");
131 if(!meshlink_start(mesh2)) {
132 fprintf(stderr, "Bar could not start\n");
136 // Wait for the two to connect.
138 for(int i = 0; i < 20; i++) {
145 fprintf(stderr, "Bar not reachable for foo after 20 seconds\n");
149 // Open a channel from foo to bar.
151 meshlink_node_t *bar = meshlink_get_node(mesh1, "bar");
153 fprintf(stderr, "Foo could not find bar\n");
157 // XXX not enough to wait for reachable, must wait for SPTPS to complete
158 for(int i=0; i < 20; i++) {
160 if(((node_t *)bar)->status.validkey)
163 if(!((node_t *)bar)->status.validkey) {
164 fprintf(stderr, "No key exchange after 20 seconds\n");
168 meshlink_channel_t *channel = meshlink_channel_open(mesh1, bar, 7, foo_receive_cb, NULL, 0);
169 meshlink_set_channel_poll_cb(mesh1, channel, poll_cb);
171 for(int i = 0; i < 5; i++) {
178 fprintf(stderr, "Bar did not respond to foo's channel message\n");
182 meshlink_channel_close(mesh1, channel);
186 meshlink_stop(mesh2);
187 meshlink_stop(mesh1);
188 meshlink_close(mesh2);
189 meshlink_close(mesh1);