4 #include "../src/meshlink.h"
6 static void receive(meshlink_handle_t *mesh, meshlink_node_t *source, const char *data, size_t len) {
7 if(!len || data[len - 1]) {
8 fprintf(stderr, "Received invalid data from %s\n", source->name);
12 printf("%s says: %s\n", source->name, data);
15 static void node_status(meshlink_handle_t *mesh, meshlink_node_t *node, bool reachable) {
17 printf("%s joined.\n", node->name);
19 printf("%s left.\n", node->name);
22 static void parse_command(meshlink_handle_t *mesh, char *buf) {
23 char *arg = strchr(buf, ' ');
27 if(!strcasecmp(buf, "invite")) {
31 fprintf(stderr, "/invite requires an argument!\n");
35 invitation = meshlink_invite(mesh, arg);
37 fprintf(stderr, "Could not invite '%s': %s\n", arg, meshlink_errstr);
41 printf("Invitation for %s: %s\n", arg, invitation);
43 } else if(!strcasecmp(buf, "join")) {
45 fprintf(stderr, "/join requires an argument!\n");
49 if(!meshlink_join(mesh, arg))
50 fprintf(stderr, "Could not join using invitation: %s\n", meshlink_errstr);
52 fprintf(stderr, "Invitation accepted!\n");
53 } else if(!strcasecmp(buf, "kick")) {
55 fprintf(stderr, "/kick requires an argument!\n");
59 meshlink_node_t *node = meshlink_get_node(mesh, arg);
61 fprintf(stderr, "Unknown node '%s'\n", arg);
65 meshlink_blacklist(mesh, node);
67 printf("Node '%s' blacklisted.\n", arg);
68 } else if(!strcasecmp(buf, "quit")) {
72 fprintf(stderr, "Unknown command '/%s'\n", buf);
76 static void parse_input(meshlink_handle_t *mesh, char *buf) {
77 static meshlink_node_t *destination;
87 if(len && buf[len - 1] == '\n')
90 if(len && buf[len - 1] == '\r')
93 // Ignore empty lines.
98 // Commands start with '/'
101 return parse_command(mesh, buf + 1);
103 // Lines in the form "name: message..." set the destination node.
106 char *colon = strchr(buf, ':');
114 destination = meshlink_get_node(mesh, buf);
116 fprintf(stderr, "Unknown node '%s'\n", buf);
122 fprintf(stderr, "Who are you talking to? Write 'name: message...'\n");
126 if(!meshlink_send(mesh, destination, msg, strlen(msg) + 1)) {
127 fprintf(stderr, "Could not send message to '%s': %s\n", destination->name, meshlink_errstr);
131 printf("Message sent to '%s'.\n", destination->name);
134 int main(int argc, char *argv[]) {
135 const char *confbase = ".chat";
136 const char *nick = NULL;
145 mesh = meshlink_open(confbase, nick);
147 fprintf(stderr, "Could not open MeshLink: %s\n", meshlink_errstr);
151 meshlink_set_receive_cb(receive);
152 meshlink_set_node_status_cb(node_changed);
154 if(!meshlink_start(mesh)) {
155 fprintf(stderr, "Could not start MeshLink: %s\n", meshlink_errstr);
159 printf("Chat started.\n");
161 while(fgets(buf, sizeof buf, stdin))
162 parse_input(mesh, buf);
164 printf("Chat stopping.\n");
167 meshlink_close(mesh);