4 #include "../src/meshlink.h"
6 static void log_message(meshlink_handle_t *mesh, meshlink_log_level_t level, const char *text) {
7 const char *levelstr[] = {"DEBUG", "INFO", "WARNING", "ERROR", "CRITICAL"};
8 fprintf(stderr, "%s: %s\n", levelstr[level], text);
11 static void receive(meshlink_handle_t *mesh, meshlink_node_t *source, const void *data, size_t len) {
12 const char *msg = data;
14 if(!len || msg[len - 1]) {
15 fprintf(stderr, "Received invalid data from %s\n", source->name);
19 printf("%s says: %s\n", source->name, msg);
22 static void node_status(meshlink_handle_t *mesh, meshlink_node_t *node, bool reachable) {
24 printf("%s joined.\n", node->name);
26 printf("%s left.\n", node->name);
29 static void parse_command(meshlink_handle_t *mesh, char *buf) {
30 char *arg = strchr(buf, ' ');
34 if(!strcasecmp(buf, "invite")) {
38 fprintf(stderr, "/invite requires an argument!\n");
42 invitation = meshlink_invite(mesh, arg);
44 fprintf(stderr, "Could not invite '%s': %s\n", arg, mesh->errstr);
48 printf("Invitation for %s: %s\n", arg, invitation);
50 } else if(!strcasecmp(buf, "join")) {
52 fprintf(stderr, "/join requires an argument!\n");
56 if(!meshlink_join(mesh, arg))
57 fprintf(stderr, "Could not join using invitation: %s\n", mesh->errstr);
59 fprintf(stderr, "Invitation accepted!\n");
60 } else if(!strcasecmp(buf, "kick")) {
62 fprintf(stderr, "/kick requires an argument!\n");
66 meshlink_node_t *node = meshlink_get_node(mesh, arg);
68 fprintf(stderr, "Unknown node '%s'\n", arg);
72 meshlink_blacklist(mesh, node);
74 printf("Node '%s' blacklisted.\n", arg);
75 } else if(!strcasecmp(buf, "quit")) {
79 fprintf(stderr, "Unknown command '/%s'\n", buf);
83 static void parse_input(meshlink_handle_t *mesh, char *buf) {
84 static meshlink_node_t *destination;
94 if(len && buf[len - 1] == '\n')
97 if(len && buf[len - 1] == '\r')
100 // Ignore empty lines.
105 // Commands start with '/'
108 return parse_command(mesh, buf + 1);
110 // Lines in the form "name: message..." set the destination node.
113 char *colon = strchr(buf, ':');
121 destination = meshlink_get_node(mesh, buf);
123 fprintf(stderr, "Unknown node '%s'\n", buf);
129 fprintf(stderr, "Who are you talking to? Write 'name: message...'\n");
133 if(!meshlink_send(mesh, destination, msg, strlen(msg) + 1)) {
134 fprintf(stderr, "Could not send message to '%s': %s\n", destination->name, mesh->errstr);
138 printf("Message sent to '%s'.\n", destination->name);
141 int main(int argc, char *argv[]) {
142 const char *confbase = ".chat";
143 const char *nick = NULL;
152 meshlink_handle_t *mesh = meshlink_open(confbase, nick);
154 fprintf(stderr, "Could not open MeshLink: %s\n", mesh->errstr);
158 meshlink_set_receive_cb(mesh, receive);
159 meshlink_set_node_status_cb(mesh, node_status);
160 meshlink_set_log_cb(mesh, MESHLINK_INFO, log_message);
162 if(!meshlink_start(mesh)) {
163 fprintf(stderr, "Could not start MeshLink: %s\n", mesh->errstr);
167 printf("Chat started.\n");
169 while(fgets(buf, sizeof buf, stdin))
170 parse_input(mesh, buf);
172 printf("Chat stopping.\n");
175 meshlink_close(mesh);