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- #include <stdio.h>
- #include <time.h>
- #include "global.h"
- #include "mbuf.h"
- #include "trace.h"
-
- static struct outmp {
- char out_line[9]; /* tty name */
- char out_name[9]; /* user id */
- int32 out_time; /* time on */
- };
-
- static struct whod {
- char wd_vers;
- char wd_type;
- char wd_fill[2];
- int32 wd_sendtime;
- int32 wd_recvtime;
- char wd_hostname[33];
- int32 wd_loadav[3];
- int32 wd_boottime;
- struct whoent {
- struct outmp we_utmp;
- int32 we_idle;
- } wd_we[1024 / sizeof (struct whoent)];
- };
-
- static int ntohrwhod __ARGS((struct whod *wp,struct mbuf **bpp));
-
- void
- rwho_dump(fp,bpp)
- FILE *fp;
- struct mbuf **bpp;
- {
- int i;
- int32 t;
- char *cp;
- struct whod rwhod;
- if(bpp == NULLBUFP || *bpp == NULLBUF)
- return;
- fprintf(fp,"RWHO: ");
- if(ntohrwhod(&rwhod,bpp) == -1) {
- fprintf(fp,"bad data\n");
- return;
- }
- if(rwhod.wd_vers != 1)
- fprintf(fp,"version %d ",rwhod.wd_vers);
- if(rwhod.wd_type != 1)
- fprintf(fp,"type %d ",rwhod.wd_type);
- cp = ctime(&rwhod.wd_sendtime);
- cp[24] = '\0';
- fprintf(fp,"send %s ",cp);
- t = rwhod.wd_recvtime;
- if(t / 86400)
- fprintf(fp,"%ld:",t/86400);
- t %= 86400;
- fprintf(fp,"recv %02ld:%02ld\n",t / 3600,(t % 3600)/60);
- fprintf(fp," host %s loadvg %ld %ld %ld ",rwhod.wd_hostname,
- rwhod.wd_loadav[0],rwhod.wd_loadav[1],
- rwhod.wd_loadav[2]);
- fprintf(fp,"boot %s",ctime(&rwhod.wd_boottime));
- i = 0;
- while(rwhod.wd_we[i].we_utmp.out_line[0] != '\0') {
- fprintf(fp," %-12s%-12s",rwhod.wd_we[i].we_utmp.out_name,
- rwhod.wd_we[i].we_utmp.out_line);
- t = rwhod.wd_we[i].we_idle;
- if(t / 86400)
- fprintf(fp,"%ld:",t/86400);
- else
- fprintf(fp," ");
- t %= 86400;
- fprintf(fp,"%02ld:%02ld ",t / 3600, (t % 3600)/60);
- fprintf(fp,"%s",ctime(&rwhod.wd_we[i].we_utmp.out_time));
- ++i;
- }
- }
- static int
- ntohrwhod(wp,bpp)
- struct whod *wp;
- struct mbuf **bpp;
- {
- int i;
- char wbuf[60];
- if(pullup(bpp,wbuf,60) != 60)
- return -1;
- wp->wd_vers = wbuf[0];
- wp->wd_type = wbuf[1];
- wp->wd_fill[0] = wbuf[2];
- wp->wd_fill[1] = wbuf[3];
- wp->wd_sendtime = get32(&wbuf[4]);
- wp->wd_recvtime = get32(&wbuf[8]);
- memcpy(wp->wd_hostname,&wbuf[12],32);
- wp->wd_hostname[32] = '\0';
- wp->wd_loadav[0] = get32(&wbuf[44]);
- wp->wd_loadav[1] = get32(&wbuf[48]);
- wp->wd_loadav[2] = get32(&wbuf[52]);
- wp->wd_boottime = get32(&wbuf[56]);
- for(i = 0; i < 42; ++i) {
- if(pullup(bpp,wbuf,24) != 24) {
- wp->wd_we[i].we_utmp.out_line[0] = '\0';
- return 0;
- }
- memcpy(wp->wd_we[i].we_utmp.out_line,wbuf,8);
- wp->wd_we[i].we_utmp.out_line[8] = '\0';
- memcpy(wp->wd_we[i].we_utmp.out_name,&wbuf[8],8);
- wp->wd_we[i].we_utmp.out_name[8] = '\0';
- wp->wd_we[i].we_utmp.out_time = get32(&wbuf[16]);
- wp->wd_we[i].we_idle = get32(&wbuf[20]);
- }
- return 0;
- }
-
-