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/* $OpenBSD: print.c,v 1.2 1996/06/26 05:33:00 deraadt Exp $ */
/*
* print.c - debugging printout routines
*
* Copyright (c) Ian F. Darwin, 1987.
* Written by Ian F. Darwin.
*
* This software is not subject to any license of the American Telephone
* and Telegraph Company or of 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. The author is not responsible for the consequences of use of this
* software, no matter how awful, even if they arise from flaws in it.
*
* 2. The origin of this software must not be misrepresented, either by
* explicit claim or by omission. Since few users ever read sources,
* credits must appear in the documentation.
*
* 3. Altered versions must be plainly marked as such, and must not be
* misrepresented as being the original software. Since few users
* ever read sources, credits must appear in the documentation.
*
* 4. This notice may not be removed or altered.
*/
#include <stdio.h>
#include <errno.h>
#include <string.h>
#if __STDC__
# include <stdarg.h>
#else
# include <varargs.h>
#endif
#include <stdlib.h>
#include <unistd.h>
#include <time.h>
#include "file.h"
#ifndef lint
static char *moduleid = "$OpenBSD: print.c,v 1.2 1996/06/26 05:33:00 deraadt Exp $";
#endif /* lint */
#define SZOF(a) (sizeof(a) / sizeof(a[0]))
void
mdump(m)
struct magic *m;
{
static char *typ[] = { "invalid", "byte", "short", "invalid",
"long", "string", "date", "beshort",
"belong", "bedate", "leshort", "lelong",
"ledate" };
(void) fputc('[', stderr);
(void) fprintf(stderr, ">>>>>>>> %d" + 8 - (m->cont_level & 7),
m->offset);
if (m->flag & INDIR)
(void) fprintf(stderr, "(%s,%ld),",
(m->in.type >= 0 && m->in.type < SZOF(typ)) ?
typ[(unsigned char) m->in.type] :
"*bad*",
m->in.offset);
(void) fprintf(stderr, " %s%s", (m->flag & UNSIGNED) ? "u" : "",
(m->type >= 0 && m->type < SZOF(typ)) ?
typ[(unsigned char) m->type] :
"*bad*");
if (m->mask != ~0L)
(void) fprintf(stderr, " & %.8lx", m->mask);
(void) fprintf(stderr, ",%c", m->reln);
if (m->reln != 'x') {
switch (m->type) {
case BYTE:
case SHORT:
case LONG:
case LESHORT:
case LELONG:
case BESHORT:
case BELONG:
(void) fprintf(stderr, "%ld", m->value.l);
break;
case STRING:
showstr(stderr, m->value.s, -1);
break;
case DATE:
case LEDATE:
case BEDATE:
{
char *rt, *pp = ctime((time_t*) &m->value.l);
if ((rt = strchr(pp, '\n')) != NULL)
*rt = '\0';
(void) fprintf(stderr, "%s,", pp);
if (rt)
*rt = '\n';
}
break;
default:
(void) fputs("*bad*", stderr);
break;
}
}
(void) fprintf(stderr, ",\"%s\"]\n", m->desc);
}
/*
* ckfputs - futs, but with error checking
* ckfprintf - fprintf, but with error checking
*/
void
ckfputs(str, fil)
const char *str;
FILE *fil;
{
if (fputs(str,fil) == EOF)
error("write failed.\n");
}
/*VARARGS*/
void
#if __STDC__
ckfprintf(FILE *f, const char *fmt, ...)
#else
ckfprintf(va_alist)
va_dcl
#endif
{
va_list va;
#if __STDC__
va_start(va, fmt);
#else
FILE *f;
const char *fmt;
va_start(va);
f = va_arg(va, FILE *);
fmt = va_arg(va, const char *);
#endif
(void) vfprintf(f, fmt, va);
if (ferror(f))
error("write failed.\n");
va_end(va);
}
/*
* error - print best error message possible and exit
*/
/*VARARGS*/
void
#if __STDC__
error(const char *f, ...)
#else
error(va_alist)
va_dcl
#endif
{
va_list va;
#if __STDC__
va_start(va, f);
#else
const char *f;
va_start(va);
f = va_arg(va, const char *);
#endif
/* cuz we use stdout for most, stderr here */
(void) fflush(stdout);
if (progname != NULL)
(void) fprintf(stderr, "%s: ", progname);
(void) vfprintf(stderr, f, va);
va_end(va);
exit(1);
}
/*VARARGS*/
void
#if __STDC__
magwarn(const char *f, ...)
#else
magwarn(va_alist)
va_dcl
#endif
{
va_list va;
#if __STDC__
va_start(va, f);
#else
const char *f;
va_start(va);
f = va_arg(va, const char *);
#endif
/* cuz we use stdout for most, stderr here */
(void) fflush(stdout);
if (progname != NULL)
(void) fprintf(stderr, "%s: %s, %d: ",
progname, magicfile, lineno);
(void) vfprintf(stderr, f, va);
va_end(va);
fputc('\n', stderr);
}
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