CTL_STATUS_t ctl_cli_getchar(CTL_CLI_CONTEXT_t *self);
ctl_cli_getchar waits for and returns a single character for the the CLI self. ctl_cli_getchar processes standard NVT and ANSI sequences and returns these sequences as single values; for example, the three-character sequence "Escape, [, A" is recognized as a cursor up sequence and is compressed to the single CURSOR_UP code.