/*
 * dfile.c - PTX file processing functions for lsof
 */


/*
 * Copyright 1995 Purdue Research Foundation, West Lafayette, Indiana
 * 47907.  All rights reserved.
 *
 * Written by Victor A. Abell
 *
 * This software is not subject to any license of the American Telephone
 * and Telegraph Company or the Regents of the University of California.
 *
 * Permission is granted to anyone to use this software for any purpose on
 * any computer system, and to alter it and redistribute it freely, subject
 * to the following restrictions:
 *
 * 1. Neither the authors nor Purdue University are responsible for any
 *    consequences of the use of this software.
 *
 * 2. The origin of this software must not be misrepresented, either by
 *    explicit claim or by omission.  Credit to the authors and Purdue
 *    University must appear in documentation and sources.
 *
 * 3. Altered versions must be plainly marked as such, and must not be
 *    misrepresented as being the original software.
 *
 * 4. This notice may not be removed or altered.
 */

#ifndef lint
static char copyright[] =
"@(#) Copyright 1995 Purdue Research Foundation.\nAll rights reserved.\n";
static char *rcsid = "$Id: dfile.c,v 1.6 96/02/20 06:49:13 abe Exp $";
#endif


#include "lsof.h"


/*
 * print_file() - print file
 */

void
print_file()
{
	char buf[16];

	if (Hdr == 0) {
	    (void) printf("COMMAND     PID%s     USER   FD   TYPE     DEVICE ",
		Fpgrp ? "   PGRP" : "");
	    (void) printf("%10s", Foffset ? "OFFSET"
					  : Fsize ? "SIZE"
						  : "SIZE/OFF");
	    (void) puts("      INODE NAME");
	    Hdr++;
	}
	(void) printf("%-9.9s%6d", Lp->cmd, Lp->pid);
	if (Fpgrp)
	    printf(" %6d", Lp->pgrp);
	(void) printf(" %8.8s %4s%c%c %4.4s ",
			printuid((UID_ARG)Lp->uid, NULL),
			Lf->fd,
			Lf->access,
			Lf->lock,
			Lf->type
		);
	if (Lf->dev_def) {

#if	_PTXV>=400
		if (major(Lf->dev) == NAMEFS_DEV)
			(void) printf(" NMFS");
		else
#endif	/* _PTXV>=400 */

			(void) printf(" %4d", major(Lf->dev));
		(void) printf(",%4d ", minor(Lf->dev));
	} else {
		if (Lf->dev_ch) {
			(void) fputs(Lf->dev_ch, stdout);
			putchar(' ');
		} else
			(void) fputs("           ", stdout);
	}
	if (Lf->sz_def)
		(void) printf("%10lu", Lf->sz);
	else if (Lf->off_def) {
		if (Lf->off < 100000000l) {
			(void) sprintf(buf, "0t%ld", Lf->off);
			(void) printf("%10.10s", buf);
		} else
			(void) printf("%#10x", (Lf->off & 0xffffffff));
	} else
		(void) fputs("          ", stdout);
	switch (Lf->inp_ty) {
	case 1:
		(void) printf(" %10lu ", Lf->inode);
		break;
	case 2:
		if (Lf->iproto[0] == '\0')
			(void) fputs("            ", stdout);
		else
			(void) printf(" %10.10s ", Lf->iproto);
		break;
	default:
		(void) fputs("            ", stdout);
	}

#if	defined(HASLFILEADD)
	if (Fxopt && (Lf->fct_def || Lf->ina_def)) {
		printname(0);
		if (Lf->fct_def)
			(void) printf(" ct=%ld", Lf->fct);
		if (Lf->ina_def)
			(void) printf(" ina=0x%lx\n", Lf->ina);
		else
			putchar('\n');
	} else
#endif	/* defined(HASLFILEADD) */

		printname(1);
}


/*
 * process_file() - process file
 */

void
process_file(fp)
	struct file *fp;		/* kernel file structure address */
{
	struct file f;
	int flag;

	if (kread((KA_T)fp, (char *)&f, sizeof(f))) {
		(void) sprintf(Namech, "can't read file struct from %#x", fp);
		enter_nm(Namech);
		return;
	}
	Lf->off = (unsigned long)f.f_offset;

#if	defined(HASLFILEADD)
	Lf->fct = f.f_count;
	Lf->fct_def = 1;
#endif	/* defined(HASLFILEADD) */

	if (f.f_count) {

	/*
	 * Construct access code.
	 */
		if ((flag = (f.f_flag & (FREAD | FWRITE))) == FREAD)
			Lf->access = 'r';
		else if (flag == FWRITE)
			Lf->access = 'w';
		else if (flag == (FREAD | FWRITE))
			Lf->access = 'u';
	/*
	 * Process structure.
	 */
		process_node((caddr_t)f.f_vnode);
		return;

	}
	enter_nm("no more information");
}


/*
 * The ck_file_arg() function is obtained from ../common/ckfa.frag.
 * The is_file_named() function is obtained from ../common/isfn.frag.
 */

/* CKFA_EXPDEV is not defined. */
/* CKFA_MPXCHAN is not defined. */