105 lines
3.1 KiB
C
105 lines
3.1 KiB
C
/* This file contains procedures to dump to FS' data structures.
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*
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* The entry points into this file are
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* dtab_dump: display device <-> driver mappings
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* fproc_dump: display FS process table
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*
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* Created:
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* Oct 01, 2004: by Jorrit N. Herder
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*/
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#include "inc.h"
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#include "../mfs/const.h"
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#include "../vfs/const.h"
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#include "../vfs/fproc.h"
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#include "../vfs/dmap.h"
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#include <minix/dmap.h>
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PUBLIC struct fproc fproc[NR_PROCS];
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PUBLIC struct dmap dmap[NR_DEVICES];
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/*===========================================================================*
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* fproc_dmp *
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*===========================================================================*/
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PUBLIC void fproc_dmp()
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{
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struct fproc *fp;
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int i, n=0;
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static int prev_i;
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getsysinfo(VFS_PROC_NR, SI_PROC_TAB, fproc);
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printf("File System (FS) process table dump\n");
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printf("-nr- -pid- -tty- -umask- --uid-- --gid-- -ldr- -sus-rev-proc-\n");
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for (i=prev_i; i<NR_PROCS; i++) {
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fp = &fproc[i];
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if (fp->fp_pid <= 0) continue;
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if (++n > 22) break;
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printf("%3d %4d %2d/%d 0x%05x %2d (%2d) %2d (%2d) %3d %3d %3d ",
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i, fp->fp_pid,
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((fp->fp_tty>>MAJOR)&BYTE), ((fp->fp_tty>>MINOR)&BYTE),
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fp->fp_umask,
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fp->fp_realuid, fp->fp_effuid, fp->fp_realgid, fp->fp_effgid,
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fp->fp_sesldr,
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fp->fp_blocked_on, !!fp->fp_revived
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);
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if (fp->fp_blocked_on == FP_BLOCKED_ON_OTHER)
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printf("%4d\n", fp->fp_task);
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else
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printf(" nil\n");
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}
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if (i >= NR_PROCS) i = 0;
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else printf("--more--\r");
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prev_i = i;
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}
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/*===========================================================================*
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* dmap_flags *
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*===========================================================================*/
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PRIVATE char * dmap_flags(int flags)
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{
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static char fl[10];
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strcpy(fl, "-----");
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if(flags & DRV_FORCED) fl[0] = 'F';
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return fl;
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}
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/*===========================================================================*
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* dmap_style *
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*===========================================================================*/
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PRIVATE char * dmap_style(int dev_style)
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{
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static char str[16];
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switch(dev_style) {
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case STYLE_DEV: strcpy(str, "STYLE_DEV"); break;
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case STYLE_DEVA: strcpy(str, "STYLE_DEVA"); break;
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case STYLE_TTY: strcpy(str, "STYLE_TTY"); break;
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case STYLE_CTTY: strcpy(str, "STYLE_CTTY"); break;
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case STYLE_CLONE: strcpy(str, "STYLE_CLONE"); break;
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default: strcpy(str, "UNKNOWN"); break;
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}
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return str;
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}
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/*===========================================================================*
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* dtab_dmp *
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*===========================================================================*/
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PUBLIC void dtab_dmp()
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{
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int i;
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getsysinfo(VFS_PROC_NR, SI_DMAP_TAB, dmap);
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printf("File System (FS) device <-> driver mappings\n");
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printf(" Label Major Driver ept Flags Style \n");
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printf("------------- ----- ---------- ----- -------------\n");
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for (i=0; i<NR_DEVICES; i++) {
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if (dmap[i].dmap_driver == NONE) continue;
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printf("%13s %5d %10d %s %-13s\n",
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dmap[i].dmap_label, i, dmap[i].dmap_driver,
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dmap_flags(dmap[i].dmap_flags), dmap_style(dmap[i].dmap_style));
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}
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}
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