de-ansify
format better, now readable in most cases on 80-char wide screens and it looks pretty.
This commit is contained in:
deraadt
parent
b52aae9d1e
commit
85889786ad
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@ -32,7 +32,7 @@
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*/
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#ifndef lint
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static char rcsid[] = "$Id: rusers.c,v 1.4 1993/08/02 17:55:46 mycroft Exp $";
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static char rcsid[] = "$Id: rusers.c,v 1.5 1993/11/10 04:19:03 deraadt Exp $";
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#endif /* not lint */
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#include <sys/types.h>
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@ -47,7 +47,7 @@ static char rcsid[] = "$Id: rusers.c,v 1.4 1993/08/02 17:55:46 mycroft Exp $";
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#define MAX_INT 0x7fffffff
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#define HOST_WIDTH 20
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#define LINE_WIDTH 15
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#define LINE_WIDTH 8
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char *argv0;
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int longopt;
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@ -58,7 +58,9 @@ struct host_list {
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struct in_addr addr;
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} *hosts;
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int search_host(struct in_addr addr)
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int
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search_host(addr)
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struct in_addr addr;
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{
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struct host_list *hp;
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@ -72,7 +74,9 @@ int search_host(struct in_addr addr)
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return(0);
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}
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void remember_host(struct in_addr addr)
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void
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remember_host(addr)
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struct in_addr addr;
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{
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struct host_list *hp;
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@ -85,123 +89,129 @@ void remember_host(struct in_addr addr)
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hosts = hp;
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}
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rusers_reply(char *replyp, struct sockaddr_in *raddrp)
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rusers_reply(replyp, raddrp)
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char *replyp;
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struct sockaddr_in *raddrp;
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{
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int x, idle;
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char date[32], idle_time[64], remote[64];
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struct hostent *hp;
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utmpidlearr *up = (utmpidlearr *)replyp;
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char *host;
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int days, hours, minutes, seconds;
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int x, idle;
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char date[32], idle_time[64], remote[64];
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struct hostent *hp;
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utmpidlearr *up = (utmpidlearr *)replyp;
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char *host;
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int days, hours, minutes, seconds;
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if (search_host(raddrp->sin_addr))
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return(0);
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if (!allopt && !up->utmpidlearr_len)
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return(0);
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hp = gethostbyaddr((char *)&raddrp->sin_addr.s_addr,
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sizeof(struct in_addr), AF_INET);
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if (hp)
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host = hp->h_name;
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else
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host = inet_ntoa(raddrp->sin_addr);
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if (!longopt)
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printf("%-*s ", HOST_WIDTH, host);
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for (x = 0; x < up->utmpidlearr_len; x++) {
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strncpy(date,
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&(ctime((time_t *)&(up->utmpidlearr_val[x].ui_utmp.ut_time))[4]),
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sizeof(date)-1);
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if (!allopt && !up->utmpidlearr_len)
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return(0);
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hp = gethostbyaddr((char *)&raddrp->sin_addr.s_addr,
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sizeof(struct in_addr), AF_INET);
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if (hp)
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host = hp->h_name;
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else
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host = inet_ntoa(raddrp->sin_addr);
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if (!longopt)
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printf("%-*.*s ", HOST_WIDTH, HOST_WIDTH, host);
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for (x = 0; x < up->utmpidlearr_len; x++) {
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strncpy(date,
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&(ctime((time_t *)&(up->utmpidlearr_val[x].ui_utmp.ut_time))[4]),
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sizeof(date)-1);
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idle = up->utmpidlearr_val[x].ui_idle;
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sprintf(idle_time, " :%02d", idle);
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if (idle == MAX_INT)
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strcpy(idle_time, "??");
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else if (idle == 0)
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strcpy(idle_time, "");
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else {
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seconds = idle;
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days = seconds/(60*60*24);
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seconds %= (60*60*24);
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hours = seconds/(60*60);
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seconds %= (60*60);
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minutes = seconds/60;
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seconds %= 60;
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if (idle > 60)
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sprintf(idle_time, "%d:%02d",
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minutes, seconds);
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if (idle >= (60*60))
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sprintf(idle_time, "%d:%02d:%02d",
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hours, minutes, seconds);
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if (idle >= (24*60*60))
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sprintf(idle_time, "%d days, %d:%02d:%02d",
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days, hours, minutes, seconds);
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}
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idle = up->utmpidlearr_val[x].ui_idle;
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sprintf(idle_time, " :%02d", idle);
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if (idle == MAX_INT)
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strcpy(idle_time, "??");
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else if (idle == 0)
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strcpy(idle_time, "");
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else {
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seconds = idle;
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days = seconds/(60*60*24);
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seconds %= (60*60*24);
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hours = seconds/(60*60);
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seconds %= (60*60);
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minutes = seconds/60;
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seconds %= 60;
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if (idle > 60)
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sprintf(idle_time, "%2d:%02d",
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minutes, seconds);
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if (idle >= (60*60))
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sprintf(idle_time, "%2d:%02d:%02d",
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hours, minutes, seconds);
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if (idle >= (24*60*60))
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sprintf(idle_time, "%d days, %d:%02d:%02d",
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days, hours, minutes, seconds);
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}
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strncpy(remote, up->utmpidlearr_val[x].ui_utmp.ut_host, sizeof(remote)-1);
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if (strlen(remote) != 0)
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sprintf(remote, "(%.16s)", up->utmpidlearr_val[x].ui_utmp.ut_host);
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strncpy(remote, up->utmpidlearr_val[x].ui_utmp.ut_host,
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sizeof(remote)-1);
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if (strlen(remote) != 0)
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sprintf(remote, "(%.16s)",
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up->utmpidlearr_val[x].ui_utmp.ut_host);
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if (longopt)
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printf("%-8.8s %*s:%-*.*s %-12.12s %6s %.18s\n",
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up->utmpidlearr_val[x].ui_utmp.ut_name,
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HOST_WIDTH, host,
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LINE_WIDTH, LINE_WIDTH, up->utmpidlearr_val[x].ui_utmp.ut_line,
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date,
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idle_time,
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remote
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);
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else
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printf("%s ",
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up->utmpidlearr_val[x].ui_utmp.ut_name);
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}
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if (!longopt)
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putchar('\n');
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if (longopt)
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printf("%-8.8s %-*.*s:%-*.*s %-12.12s %8s %.18s\n",
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up->utmpidlearr_val[x].ui_utmp.ut_name,
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HOST_WIDTH, HOST_WIDTH, host,
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LINE_WIDTH, LINE_WIDTH,
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up->utmpidlearr_val[x].ui_utmp.ut_line,
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date,
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idle_time,
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remote);
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else
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printf("%s ",
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up->utmpidlearr_val[x].ui_utmp.ut_name);
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}
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if (!longopt)
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putchar('\n');
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remember_host(raddrp->sin_addr);
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return(0);
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}
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onehost(char *host)
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onehost(host)
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char *host;
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{
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utmpidlearr up;
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CLIENT *rusers_clnt;
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struct sockaddr_in addr;
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struct hostent *hp;
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hp = gethostbyname(host);
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if (hp == NULL) {
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fprintf(stderr, "%s: unknown host \"%s\"\n",
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argv0, host);
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exit(1);
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}
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utmpidlearr up;
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CLIENT *rusers_clnt;
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struct sockaddr_in addr;
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struct hostent *hp;
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hp = gethostbyname(host);
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if (hp == NULL) {
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fprintf(stderr, "%s: unknown host \"%s\"\n",
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argv0, host);
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exit(1);
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}
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rusers_clnt = clnt_create(host, RUSERSPROG, RUSERSVERS_IDLE, "udp");
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if (rusers_clnt == NULL) {
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clnt_pcreateerror(argv0);
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exit(1);
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}
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rusers_clnt = clnt_create(host, RUSERSPROG, RUSERSVERS_IDLE, "udp");
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if (rusers_clnt == NULL) {
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clnt_pcreateerror(argv0);
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exit(1);
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}
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bzero((char *)&up, sizeof(up));
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if (clnt_call(rusers_clnt, RUSERSPROC_NAMES, xdr_void, NULL, xdr_utmpidlearr, &up, NULL) != RPC_SUCCESS) {
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clnt_perror(rusers_clnt, argv0);
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exit(1);
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}
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addr.sin_addr.s_addr = *(int *)hp->h_addr;
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rusers_reply((char *)&up, &addr);
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if (clnt_call(rusers_clnt, RUSERSPROC_NAMES, xdr_void, NULL,
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xdr_utmpidlearr, &up, NULL) != RPC_SUCCESS) {
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clnt_perror(rusers_clnt, argv0);
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exit(1);
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}
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addr.sin_addr.s_addr = *(int *)hp->h_addr;
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rusers_reply((char *)&up, &addr);
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}
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allhosts()
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{
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utmpidlearr up;
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utmpidlearr up;
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enum clnt_stat clnt_stat;
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bzero((char *)&up, sizeof(up));
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clnt_stat = clnt_broadcast(RUSERSPROG, RUSERSVERS_IDLE, RUSERSPROC_NAMES,
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xdr_void, NULL,
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xdr_utmpidlearr, &up, rusers_reply);
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clnt_stat = clnt_broadcast(RUSERSPROG, RUSERSVERS_IDLE,
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RUSERSPROC_NAMES, xdr_void, NULL, xdr_utmpidlearr,
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&up, rusers_reply);
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if (clnt_stat != RPC_SUCCESS && clnt_stat != RPC_TIMEDOUT) {
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fprintf(stderr, "%s: %s\n", argv0, clnt_sperrno(clnt_stat));
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exit(1);
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@ -210,40 +220,42 @@ allhosts()
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usage()
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{
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fprintf(stderr, "Usage: %s [-la] [hosts ...]\n", argv0);
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exit(1);
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fprintf(stderr, "Usage: %s [-la] [hosts ...]\n", argv0);
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exit(1);
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}
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main(int argc, char *argv[])
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main(argc, argv)
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int argc;
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char *argv[];
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{
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int ch;
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extern int optind;
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if (!(argv0 = rindex(argv[0], '/')))
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argv0 = argv[0];
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else
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argv0++;
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int ch;
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extern int optind;
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if (!(argv0 = rindex(argv[0], '/')))
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argv0 = argv[0];
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else
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argv0++;
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while ((ch = getopt(argc, argv, "al")) != -1)
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switch (ch) {
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case 'a':
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allopt++;
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break;
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case 'l':
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longopt++;
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break;
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default:
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usage();
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/*NOTREACHED*/
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}
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while ((ch = getopt(argc, argv, "al")) != -1)
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switch (ch) {
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case 'a':
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allopt++;
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break;
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case 'l':
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longopt++;
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break;
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default:
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usage();
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/*NOTREACHED*/
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}
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setlinebuf(stdout);
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setlinebuf(stdout);
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if (argc == optind)
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allhosts();
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else {
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for (; optind < argc; optind++)
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(void) onehost(argv[optind]);
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}
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exit(0);
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exit(0);
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}
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