#include <unistd.h>
#include <stdlib.h>
#include <string.h>
+#include <sys/time.h>
-#include "meshlink.h"
+#include "../src/meshlink.h"
volatile bool bar_reachable = false;
volatile bool bar_responded = false;
+void log_cb(meshlink_handle_t *mesh, meshlink_log_level_t level, const char *text) {
+ static struct timeval tv0;
+ struct timeval tv;
+
+ if(tv0.tv_sec == 0) {
+ gettimeofday(&tv0, NULL);
+ }
+
+ gettimeofday(&tv, NULL);
+ fprintf(stderr, "%u.%.03u ", (unsigned int)(tv.tv_sec - tv0.tv_sec), (unsigned int)tv.tv_usec / 1000);
+
+ if(mesh) {
+ fprintf(stderr, "(%s) ", mesh->name);
+ }
+
+ fprintf(stderr, "[%d] %s\n", level, text);
+}
+
void status_cb(meshlink_handle_t *mesh, meshlink_node_t *node, bool reachable) {
- if(!strcmp(node->name, "bar"))
+ (void)mesh;
+
+ printf("status_cb: %s %sreachable\n", node->name, reachable ? "" : "un");
+
+ if(!strcmp(node->name, "bar")) {
bar_reachable = reachable;
+ }
}
void foo_receive_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, const void *data, size_t len) {
- if(len == 5 && !memcmp(data, "Hello", 5))
+ (void)mesh;
+ (void)channel;
+
+ printf("foo_receive_cb %zu: ", len);
+ fwrite(data, 1, len, stdout);
+ printf("\n");
+
+ if(len == 5 && !memcmp(data, "Hello", 5)) {
bar_responded = true;
+ }
}
void bar_receive_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, const void *data, size_t len) {
+ printf("bar_receive_cb %zu: ", len);
+ fwrite(data, 1, len, stdout);
+ printf("\n");
// Echo the data back.
meshlink_channel_send(mesh, channel, data, len);
}
-bool accept_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, meshlink_node_t *node, uint16_t port, const void *data, size_t len) {
- if(port != 7)
+bool reject_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, uint16_t port, const void *data, size_t len) {
+ (void)mesh;
+ (void)channel;
+ (void)port;
+ (void)data;
+ (void)len;
+
+ return false;
+}
+
+bool accept_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, uint16_t port, const void *data, size_t len) {
+ printf("accept_cb: (from %s on port %u) ", channel->node->name, (unsigned int)port);
+
+ if(data) {
+ fwrite(data, 1, len, stdout);
+ }
+
+ printf("\n");
+
+ if(port != 7) {
return false;
+ }
+
meshlink_set_channel_receive_cb(mesh, channel, bar_receive_cb);
- if(data)
+
+ if(data) {
bar_receive_cb(mesh, channel, data, len);
+ }
+
return true;
}
-int main(int argc, char *argv[]) {
+void poll_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, size_t len) {
+ (void)len;
+
+ meshlink_set_channel_poll_cb(mesh, channel, NULL);
+
+ if(meshlink_channel_send(mesh, channel, "Hello", 5) != 5) {
+ fprintf(stderr, "Could not send whole message\n");
+ }
+}
+
+int main() {
+ meshlink_set_log_cb(NULL, MESHLINK_DEBUG, log_cb);
+
// Open two new meshlink instance.
- meshlink_handle_t *mesh1 = meshlink_open("channels_conf.1", "foo");
+ meshlink_handle_t *mesh1 = meshlink_open("channels_conf.1", "foo", "channels", DEV_CLASS_BACKBONE);
+
if(!mesh1) {
fprintf(stderr, "Could not initialize configuration for foo\n");
return 1;
}
- meshlink_handle_t *mesh2 = meshlink_open("channels_conf.2", "bar");
+ meshlink_handle_t *mesh2 = meshlink_open("channels_conf.2", "bar", "channels", DEV_CLASS_BACKBONE);
+
if(!mesh2) {
fprintf(stderr, "Could not initialize configuration for bar\n");
return 1;
}
+ meshlink_enable_discovery(mesh1, false);
+ meshlink_enable_discovery(mesh2, false);
+ meshlink_set_log_cb(mesh1, MESHLINK_DEBUG, log_cb);
+ meshlink_set_log_cb(mesh2, MESHLINK_DEBUG, log_cb);
+
// Import and export both side's data
meshlink_add_address(mesh1, "localhost");
- meshlink_add_address(mesh2, "localhost");
char *data = meshlink_export(mesh1);
+
if(!data) {
fprintf(stderr, "Foo could not export its configuration\n");
return 1;
free(data);
data = meshlink_export(mesh2);
+
if(!data) {
fprintf(stderr, "Bar could not export its configuration\n");
return 1;
}
-
if(!meshlink_import(mesh1, data)) {
fprintf(stderr, "Foo could not import bar's configuration\n");
return 1;
free(data);
- // Set the channel accept callback on bar.
-
+ // Set the callbacks.
+
+ meshlink_set_channel_accept_cb(mesh1, reject_cb);
meshlink_set_channel_accept_cb(mesh2, accept_cb);
+ meshlink_set_node_status_cb(mesh1, status_cb);
+
// Start both instances
- meshlink_set_node_status_cb(mesh1, status_cb);
-
if(!meshlink_start(mesh1)) {
fprintf(stderr, "Foo could not start\n");
return 1;
for(int i = 0; i < 20; i++) {
sleep(1);
- if(bar_reachable)
+
+ if(bar_reachable) {
break;
+ }
}
if(!bar_reachable) {
}
// Open a channel from foo to bar.
-
+
meshlink_node_t *bar = meshlink_get_node(mesh1, "bar");
+
if(!bar) {
fprintf(stderr, "Foo could not find bar\n");
return 1;
}
- meshlink_channel_t *channel = meshlink_channel_open(mesh1, bar, 7, foo_receive_cb, "Hello", 5);
+ meshlink_channel_t *channel = meshlink_channel_open(mesh1, bar, 7, foo_receive_cb, NULL, 0);
+ meshlink_set_channel_poll_cb(mesh1, channel, poll_cb);
- for(int i = 0; i < 5; i++) {
+ for(int i = 0; i < 20; i++) {
sleep(1);
- if(bar_responded)
+
+ if(bar_responded) {
break;
+ }
}
if(!bar_responded) {
projects / meshlink / blobdiff