minix/servers/is/dmp_pm.c

   1 /* This file contains procedures to dump to PM' data structures.
   2  *
   3  * The entry points into this file are
   4  *   mproc_dmp:         display PM process table
   5  *
   6  * Created:
   7  *   May 11, 2005:      by Jorrit N. Herder
   8  */
   9
  10 #include "inc.h"
  11 #include "../pm/mproc.h"
  12 #include <minix/timers.h>
  13 #include <minix/config.h>
  14 #include <minix/type.h>
  15
  16 struct mproc mproc[NR_PROCS];
  17
  18 /*===========================================================================*
  19  *                              mproc_dmp                                    *
  20  *===========================================================================*/
  21 static char *flags_str(int flags)
  22 {
  23         static char str[12];
  24         str[0] = (flags & WAITING) ? 'W' : '-';
  25         str[1] = (flags & ZOMBIE)  ? 'Z' : '-';
  26         str[2] = (flags & ALARM_ON)  ? 'A' : '-';
  27         str[3] = (flags & EXITING) ? 'E' : '-';
  28         str[4] = (flags & TRACE_STOPPED)  ? 'T' : '-';
  29         str[5] = (flags & SIGSUSPENDED)  ? 'U' : '-';
  30         str[6] = (flags & VFS_CALL) ? 'F' : '-';
  31         str[7] = (flags & PROC_STOPPED) ? 's' : '-';
  32         str[8] = (flags & PRIV_PROC)  ? 'p' : '-';
  33         str[9] = (flags & PARTIAL_EXEC) ? 'x' : '-';
  34         str[10] = (flags & DELAY_CALL) ? 'd' : '-';
  35         str[11] = '\0';
  36
  37         return str;
  38 }
  39
  40 void mproc_dmp()
  41 {
  42   struct mproc *mp;
  43   int i, n=0;
  44   static int prev_i = 0;
  45
  46   if (getsysinfo(PM_PROC_NR, SI_PROC_TAB, mproc, sizeof(mproc)) != OK) {
  47         printf("Error obtaining table from PM. Perhaps recompile IS?\n");
  48         return;
  49   }
  50
  51   printf("Process manager (PM) process table dump\n");
  52   printf("-process- -nr-pnr-tnr- --pid--ppid--pgrp- -uid--  -gid--  -nice- -flags-----\n");
  53   for (i=prev_i; i<NR_PROCS; i++) {
  54         mp = &mproc[i];
  55         if (mp->mp_pid == 0 && i != PM_PROC_NR) continue;
  56         if (++n > 22) break;
  57         printf("%8.8s %4d%4d%4d  %5d %5d %5d  ",
  58                 mp->mp_name, i, mp->mp_parent, mp->mp_tracer, mp->mp_pid, mproc[mp->mp_parent].mp_pid, mp->mp_procgrp);
  59         printf("%2d(%2d)  %2d(%2d)   ",
  60                 mp->mp_realuid, mp->mp_effuid, mp->mp_realgid, mp->mp_effgid);
  61         printf(" %3d  %s  ",
  62                 mp->mp_nice, flags_str(mp->mp_flags));
  63         printf("\n");
  64   }
  65   if (i >= NR_PROCS) i = 0;
  66   else printf("--more--\r");
  67   prev_i = i;
  68 }
  69
  70 /*===========================================================================*
  71  *                              sigaction_dmp                                *
  72  *===========================================================================*/
  73 void sigaction_dmp()
  74 {
  75   struct mproc *mp;
  76   int i, n=0;
  77   static int prev_i = 0;
  78   clock_t uptime;
  79
  80   if (getsysinfo(PM_PROC_NR, SI_PROC_TAB, mproc, sizeof(mproc)) != OK) {
  81         printf("Error obtaining table from PM. Perhaps recompile IS?\n");
  82         return;
  83   }
  84   getticks(&uptime);
  85
  86   printf("Process manager (PM) signal action dump\n");
  87   printf("-process- -nr- --ignore- --catch- --block- -pending- -alarm---\n");
  88   for (i=prev_i; i<NR_PROCS; i++) {
  89         mp = &mproc[i];
  90         if (mp->mp_pid == 0 && i != PM_PROC_NR) continue;
  91         if (++n > 22) break;
  92         printf("%8.8s  %3d  ", mp->mp_name, i);
  93         printf(" %08x %08x %08x ",
  94                 mp->mp_ignore.__bits[0], mp->mp_catch.__bits[0],
  95                 mp->mp_sigmask.__bits[0]);
  96         printf("%08x  ", mp->mp_sigpending.__bits[0]);
  97         if (mp->mp_flags & ALARM_ON) printf("%8lu", mp->mp_timer.tmr_exp_time-uptime);
  98         else printf("       -");
  99         printf("\n");
 100   }
 101   if (i >= NR_PROCS) i = 0;
 102   else printf("--more--\r");
 103   prev_i = i;
 104 }
 105
 106