static unsigned short telnet_port = 4444;
-int handle_exit_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_telnet_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-
static char *negotiate =
"\xFF\xFB\x03" /* IAC WILL Suppress Go Ahead */
"\xFF\xFB\x01" /* IAC WILL Echo */
* we write to it, we will fail. Subsequent write operations will
* succeed. Shudder!
*/
-int telnet_write(connection_t *connection, const void *data, int len)
+int telnet_write(struct connection *connection, const void *data, int len)
{
- telnet_connection_t *t_con = connection->priv;
+ struct telnet_connection *t_con = connection->priv;
if (t_con->closed)
return ERROR_SERVER_REMOTE_CLOSED;
return ERROR_SERVER_REMOTE_CLOSED;
}
-int telnet_prompt(connection_t *connection)
+int telnet_prompt(struct connection *connection)
{
- telnet_connection_t *t_con = connection->priv;
+ struct telnet_connection *t_con = connection->priv;
telnet_write(connection, "\r", 1); /* the prompt is always placed at the line beginning */
return telnet_write(connection, t_con->prompt, strlen(t_con->prompt));
}
-int telnet_outputline(connection_t *connection, const char *line)
+int telnet_outputline(struct connection *connection, const char *line)
{
int len;
return ERROR_OK;
}
-int telnet_output(struct command_context_s *cmd_ctx, const char* line)
+int telnet_output(struct command_context *cmd_ctx, const char* line)
{
- connection_t *connection = cmd_ctx->output_handler_priv;
+ struct connection *connection = cmd_ctx->output_handler_priv;
return telnet_outputline(connection, line);
}
-void telnet_log_callback(void *priv, const char *file, int line,
+void telnet_log_callback(void *priv, const char *file, unsigned line,
const char *function, const char *string)
{
- connection_t *connection = priv;
- telnet_connection_t *t_con = connection->priv;
+ struct connection *connection = priv;
+ struct telnet_connection *t_con = connection->priv;
int i;
/* if there is no prompt, simply output the message */
telnet_write(connection, "\b", 1);
}
-int telnet_new_connection(connection_t *connection)
+int telnet_new_connection(struct connection *connection)
{
- telnet_connection_t *telnet_connection = malloc(sizeof(telnet_connection_t));
- telnet_service_t *telnet_service = connection->service->priv;
+ struct telnet_connection *telnet_connection = malloc(sizeof(struct telnet_connection));
+ struct telnet_service *telnet_service = connection->service->priv;
int i;
connection->priv = telnet_connection;
return ERROR_OK;
}
-void telnet_clear_line(connection_t *connection, telnet_connection_t *t_con)
+void telnet_clear_line(struct connection *connection, struct telnet_connection *t_con)
{
/* move to end of line */
if (t_con->line_cursor < t_con->line_size)
t_con->line_cursor = 0;
}
-int telnet_input(connection_t *connection)
+int telnet_input(struct connection *connection)
{
int bytes_read;
char buffer[TELNET_BUFFER_SIZE];
char *buf_p;
- telnet_connection_t *t_con = connection->priv;
- command_context_t *command_context = connection->cmd_ctx;
+ struct telnet_connection *t_con = connection->priv;
+ struct command_context *command_context = connection->cmd_ctx;
bytes_read = read_socket(connection->fd, buffer, TELNET_BUFFER_SIZE);
return ERROR_OK;
}
-int telnet_connection_closed(connection_t *connection)
+int telnet_connection_closed(struct connection *connection)
{
- telnet_connection_t *t_con = connection->priv;
+ struct telnet_connection *t_con = connection->priv;
int i;
log_remove_callback(telnet_log_callback, connection);
return ERROR_OK;
}
-int telnet_set_prompt(connection_t *connection, char *prompt)
+int telnet_set_prompt(struct connection *connection, char *prompt)
{
- telnet_connection_t *t_con = connection->priv;
+ struct telnet_connection *t_con = connection->priv;
if (t_con->prompt != NULL)
free(t_con->prompt);
int telnet_init(char *banner)
{
- telnet_service_t *telnet_service = malloc(sizeof(telnet_service_t));
+ struct telnet_service *telnet_service = malloc(sizeof(struct telnet_service));
if (telnet_port == 0)
{
LOG_INFO("telnet port disabled");
+ free(telnet_service);
return ERROR_OK;
}
return ERROR_OK;
}
-int telnet_register_commands(command_context_t *command_context)
+/* daemon configuration command telnet_port */
+COMMAND_HANDLER(handle_telnet_port_command)
{
- register_command(command_context, NULL, "exit", handle_exit_command,
- COMMAND_EXEC, "exit telnet session");
-
- register_command(command_context, NULL, "telnet_port", handle_telnet_port_command,
- COMMAND_ANY, "port on which to listen for incoming telnet connections");
-
- return ERROR_OK;
+ return CALL_COMMAND_HANDLER(server_port_command, &telnet_port);
}
-/* daemon configuration command telnet_port */
-int handle_telnet_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+COMMAND_HANDLER(handle_exit_command)
{
- if (argc == 0)
- {
- command_print(cmd_ctx, "%d", telnet_port);
- return ERROR_OK;
- }
-
- telnet_port = strtoul(args[0], NULL, 0);
-
- return ERROR_OK;
+ return ERROR_COMMAND_CLOSE_CONNECTION;
}
-int handle_exit_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+static const struct command_registration telnet_command_handlers[] = {
+ {
+ .name = "exit",
+ .handler = &handle_exit_command,
+ .mode = COMMAND_EXEC,
+ .help = "exit telnet session",
+ },
+ {
+ .name = "telnet_port",
+ .handler = &handle_telnet_port_command,
+ .mode = COMMAND_ANY,
+ .help = "port on which to listen "
+ "for incoming telnet connections",
+ .usage = "<port>",
+ },
+ COMMAND_REGISTRATION_DONE
+};
+
+int telnet_register_commands(struct command_context *cmd_ctx)
{
- return ERROR_COMMAND_CLOSE_CONNECTION;
+ return register_commands(cmd_ctx, NULL, telnet_command_handlers);
}