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| author |  Christian Hesse <mail@eworm.de> | 2014-08-06 14:11:57 +0200 |
|---|---|---|
| committer | Christian Hesse <mail@eworm.de> | 2014-08-06 14:11:57 +0200 |
| commit | e657eb874cab9a39ec2310d6b478526bb5206e94 (patch) | |
| tree | e493d512dab35106ac84d474cdab158f9bf32c03 | |
| parent | 5d82914c34b3cb86e1d6ef50f6a15470de13cbaf (diff) | |
| download | nullshell-e657eb874cab9a39ec2310d6b478526bb5206e94.tar.gz nullshell-e657eb874cab9a39ec2310d6b478526bb5206e94.tar.zst | |
show banner in relation to start time
| -rw-r--r-- | nullshell.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/nullshell.c b/nullshell.c index 0b24ef0..7422b4a 100644 --- a/nullshell.c +++ b/nullshell.c @@ -8,6 +8,7 @@ * by Mario A. Valdez-Ramirez (http://www.mariovaldez.net/) */ +#include <inttypes.h> #include <signal.h> #include <stdio.h> #include <stdlib.h> @@ -26,9 +27,14 @@ void sig_callback(int signal) { int main(int argc, char **argv) { time_t now; + uint8_t start; char *ssh_connection, *ssh_client, *ssh_tty; char * string = BANNER; + /* get the start time and calculate modulo */ + time(&now); + start = (now / 30) % 30; + /* read environment variables */ ssh_connection = getenv("SSH_CONNECTION"); ssh_client = getenv("SSH_CLIENT"); @@ -57,7 +63,7 @@ int main(int argc, char **argv) { fflush(NULL); if (*string == 0) { time(&now); - if ((now / 30) % 30 > 0) + if ((now / 30) % 30 != start) string = ctime(&now); else string = BANNER; |