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/*
* 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 "system.h"
#include "file.h"
#include "debug.h"
FILE_RCSID("@(#)Id: print.c,v 1.38 2002/07/03 18:37:44 christos Exp ")
/*@access fmagic @*/
/*@-compmempass@*/
/*@unchecked@*/
static struct fmagic_s myfmagic;
/*@unchecked@*/
fmagic global_fmagic = &myfmagic;
/*@=compmempass@*/
#define SZOF(a) (sizeof(a) / sizeof(a[0]))
#ifndef COMPILE_ONLY
void
file_mdump(struct magic *m)
{
/*@observer@*/
static const char *typ[] = { "invalid", "byte", "short", "invalid",
"long", "string", "date", "beshort",
"belong", "bedate", "leshort", "lelong",
"ledate", "pstring", "ldate", "beldate",
"leldate", "regex" };
static const char optyp[] = { '@', '&', '|', '^', '+', '-',
'*', '/', '%' };
(void) fputc('[', stderr);
/*@-formatconst@*/
(void) fprintf(stderr, ">>>>>>>> %d" + 8 - (m->cont_level & 7),
m->offset);
/*@=formatconst@*/
if (m->flag & INDIR) {
(void) fprintf(stderr, "(%s,",
/* Note: type is unsigned */
(m->in_type < SZOF(typ)) ?
typ[m->in_type] : "*bad*");
if (m->in_op & FILE_OPINVERSE)
(void) fputc('~', stderr);
(void) fprintf(stderr, "%c%d),",
((m->in_op&0x7F) < SZOF(optyp)) ?
optyp[m->in_op&0x7F] : '?',
m->in_offset);
}
(void) fprintf(stderr, " %s%s", (m->flag & UNSIGNED) ? "u" : "",
/* Note: type is unsigned */
(m->type < SZOF(typ)) ? typ[m->type] : "*bad*");
if (m->mask_op & FILE_OPINVERSE)
(void) fputc('~', stderr);
if (m->mask) {
((m->mask_op&0x7F) < SZOF(optyp)) ?
(void) fputc(optyp[m->mask_op&0x7F], stderr) :
(void) fputc('?', stderr);
if (m->type != FILE_STRING || m->type != FILE_PSTRING)
(void) fprintf(stderr, "%.8x", m->mask);
else {
if (m->mask & STRING_IGNORE_LOWERCASE)
(void) fputc(CHAR_IGNORE_LOWERCASE, stderr);
if (m->mask & STRING_COMPACT_BLANK)
(void) fputc(CHAR_COMPACT_BLANK, stderr);
if (m->mask & STRING_COMPACT_OPTIONAL_BLANK)
(void) fputc(CHAR_COMPACT_OPTIONAL_BLANK,
stderr);
}
}
(void) fprintf(stderr, ",%c", m->reln);
if (m->reln != 'x') {
switch (m->type) {
case FILE_BYTE:
case FILE_SHORT:
case FILE_LONG:
case FILE_LESHORT:
case FILE_LELONG:
case FILE_BESHORT:
case FILE_BELONG:
(void) fprintf(stderr, "%d", m->value.l);
break;
case FILE_STRING:
case FILE_PSTRING:
case FILE_REGEX:
file_showstr(stderr, m->value.s, ~0U);
break;
case FILE_DATE:
case FILE_LEDATE:
case FILE_BEDATE:
(void)fprintf(stderr, "%s,",
file_fmttime(m->value.l, 1));
break;
case FILE_LDATE:
case FILE_LELDATE:
case FILE_BELDATE:
(void)fprintf(stderr, "%s,",
file_fmttime(m->value.l, 0));
break;
default:
(void) fputs("*bad*", stderr);
break;
}
}
(void) fprintf(stderr, ",\"%s\"]\n", m->desc);
}
#endif
#if !defined(HAVE_ERROR) || defined(__LCLINT__)
/*
* error - print best error message possible and exit
*/
/*VARARGS*/
void
error(int status, /*@unused@*/ int errnum, const char * format, ...)
{
va_list va;
va_start(va, format);
/* cuz we use stdout for most, stderr here */
(void) fflush(stdout);
if (__progname != NULL)
(void) fprintf(stderr, "%s: ", __progname);
(void) vfprintf(stderr, format, va);
va_end(va);
#if NOTYET
if (status)
#endif
exit(status);
}
#endif
/*VARARGS*/
void
file_magwarn(const char *f, ...)
{
fmagic fm = global_fmagic;
va_list va;
va_start(va, f);
/* cuz we use stdout for most, stderr here */
(void) fflush(stdout);
if (__progname != NULL)
(void) fprintf(stderr, "%s: %s, %d: ",
__progname, fm->magicfile, fm->lineno);
(void) vfprintf(stderr, f, va);
va_end(va);
(void) fputc('\n', stderr);
/*@-globstate@*/ /* FIX: __progname might be null */
return;
/*@=globstate@*/
}
void
file_printf(const fmagic fm, const char *f, ...)
{
va_list va;
size_t nob;
int rc;
va_start(va, f);
/*@-boundswrite@*/
rc = vsnprintf(fm->obp, fm->nob, f, va);
/*@=boundswrite@*/
va_end(va);
fm->obuf[sizeof(fm->obuf)-1] = '\0';
nob = strlen(fm->obp);
fm->obp += nob;
fm->nob -= nob;
}
#ifndef COMPILE_ONLY
const char *
file_fmttime(uint32_t v, int local)
{
char *pp = "???";
char *rt;
time_t t = (time_t)v;
struct tm *tm;
if (local) {
pp = ctime(&t);
} else {
#ifndef HAVE_DAYLIGHT && !defined(__LCLINT__)
static int daylight = 0;
#ifdef HAVE_TM_ISDST
static time_t now = (time_t)0;
if (now == (time_t)0) {
struct tm *tm1;
(void)time(&now);
tm1 = localtime(&now);
daylight = tm1->tm_isdst;
}
#endif /* HAVE_TM_ISDST */
#endif /* HAVE_DAYLIGHT */
if (daylight)
t += 3600;
tm = gmtime(&t);
if (tm != NULL)
pp = asctime(tm);
}
/*@-modobserver@*/
if ((rt = strchr(pp, '\n')) != NULL)
*rt = '\0';
/*@=modobserver@*/
return pp;
}
#endif
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