src/bin/listport.c

   1 // ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
   2 //
   3 //  Copyright (c) 2001-2003, OpenBeOS
   4 //
   5 //  This software is part of the OpenBeOS distribution and is covered
   6 //  by the MIT License.
   7 //
   8 //
   9 //  File:        listport.c
  10 //  Author:      Daniel Reinhold (danielre@users.sf.net)
  11 //  Description: lists all open ports in the system, organized by team
  12 //
  13 // ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
  14
  15 #include <stdio.h>
  16 #include <stdlib.h>
  17 #include <OS.h>
  18
  19
  20 void list_team_ports  (team_id id);
  21 void show_port_totals (void);
  22
  23
  24
  25 int
  26 main(int argc, char **argv)
  27 {
  28         show_port_totals();
  29
  30         if (argc == 1) {
  31                 int32     cookie = 0;
  32                 team_info info;
  33
  34                 // list for all teams
  35                 while (get_next_team_info(&cookie, &info) >= B_OK)
  36                         list_team_ports(info.team);
  37         }
  38         else
  39                 // list for each team_id on the command line
  40                 while (--argc)
  41                         list_team_ports(atoi(*++argv));
  42
  43         return 0;
  44 }
  45
  46
  47 void
  48 show_port_totals()
  49 {
  50         int32       max = 0, used = 0, left;
  51         system_info sys;
  52
  53         if (get_system_info(&sys) == B_OK) {
  54                 max  = sys.max_ports;
  55                 used = sys.used_ports;
  56         }
  57
  58         left = max - used;
  59
  60         printf("port: total: %5ld, used: %5ld, left: %5ld\n", max, used, left);
  61 }
  62
  63
  64 void
  65 list_team_ports(team_id id)
  66 {
  67         int32      cookie = 0;
  68         port_info  this_port;
  69         team_info  this_team;
  70
  71         if (get_team_info(id, &this_team) == B_BAD_TEAM_ID) {
  72                 printf("\nteam %ld unknown\n", id);
  73                 return;
  74         }
  75
  76         printf("\nTEAM %4ld (%s):\n", id, this_team.args);
  77         printf("   ID                         name  capacity  queued\n");
  78         printf("----------------------------------------------------\n");
  79
  80         while (get_next_port_info(id, &cookie, &this_port) == B_OK) {
  81                 printf("%5ld %28s  %8ld  %6ld\n",
  82                         this_port.port,
  83                         this_port.name,
  84                         this_port.capacity,
  85                         this_port.queue_count);
  86         }
  87 }
  88