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wpa_cli: Clean up redrawing and filter out BSS added/removed events

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This commit is contained in:
Jouni Malinen 2010-07-18 14:30:24 -07:00 committed by Jouni Malinen
parent 6195adda9b
commit f3f0f648d7
1 changed files with 54 additions and 18 deletions
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72
wpa_supplicant/wpa_cli.c
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@ -127,6 +127,42 @@ static void usage(void)
}
static void readline_redraw()
{
#ifdef CONFIG_READLINE
rl_on_new_line();
rl_redisplay();
#endif /* CONFIG_READLINE */
}
static int str_starts(const char *src, const char *match)
{
return os_strncmp(src, match, os_strlen(match)) == 0;
}
static int wpa_cli_show_event(const char *event)
{
const char *start;
start = os_strchr(event, '>');
if (start == NULL)
return 1;
start++;
/*
* Skip BSS added/removed events since they can be relatively frequent
* and are likely of not much use for an interactive user.
*/
if (str_starts(start, WPA_EVENT_BSS_ADDED) ||
str_starts(start, WPA_EVENT_BSS_REMOVED))
return 0;
return 1;
}
#ifdef CONFIG_WPA_CLI_FORK
static int in_query = 0;
@ -138,16 +174,19 @@ static void wpa_cli_monitor_sig(int sig)
in_query = 0;
}
static void wpa_cli_monitor(void)
{
char buf[256];
size_t len = sizeof(buf) - 1;
struct timeval tv;
fd_set rfds;
int ppid;
signal(SIGUSR1, wpa_cli_monitor_sig);
signal(SIGUSR2, wpa_cli_monitor_sig);
ppid = getppid();
while (mon_conn) {
int s = wpa_ctrl_get_fd(mon_conn);
tv.tv_sec = 5;
@ -170,10 +209,12 @@ static void wpa_cli_monitor(void)
break;
}
buf[len] = '\0';
if (in_query)
printf("\r");
printf("%s\n", buf);
kill(getppid(), SIGUSR1);
if (wpa_cli_show_event(buf)) {
if (in_query)
printf("\r");
printf("%s\n", buf);
kill(ppid, SIGUSR1);
}
}
}
}
@ -1951,14 +1992,13 @@ static void wpa_cli_recv_pending(struct wpa_ctrl *ctrl, int in_read,
if (action_monitor)
wpa_cli_action_process(buf);
else {
if (in_read && first)
printf("\r");
first = 0;
printf("%s\n", buf);
#ifdef CONFIG_READLINE
rl_on_new_line();
rl_redisplay();
#endif /* CONFIG_READLINE */
if (wpa_cli_show_event(buf)) {
if (in_read && first)
printf("\r");
first = 0;
printf("%s\n", buf);
readline_redraw();
}
}
} else {
printf("Could not read pending message.\n");
@ -2005,8 +2045,7 @@ static char * wpa_cli_dummy_gen(const char *text, int state)
if (os_strncasecmp(rl_line_buffer, cmd, len) == 0 &&
rl_line_buffer[len] == ' ') {
printf("\n%s\n", wpa_cli_commands[i].usage);
rl_on_new_line();
rl_redisplay();
readline_redraw();
break;
}
}
@ -2246,10 +2285,7 @@ static void wpa_cli_terminate(int sig)
#ifdef CONFIG_WPA_CLI_FORK
static void wpa_cli_usr1(int sig)
{
#ifdef CONFIG_READLINE
rl_on_new_line();
rl_redisplay();
#endif /* CONFIG_READLINE */
readline_redraw();
}
#endif /* CONFIG_WPA_CLI_FORK */