246 lines
		
	
	
		
			6.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			246 lines
		
	
	
		
			6.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*	$NetBSD: print.c,v 1.3 2011/09/16 21:06:26 christos Exp $	*/
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| 
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| /*
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|  * Copyright (c) Ian F. Darwin 1986-1995.
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|  * Software written by Ian F. Darwin and others;
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|  * maintained 1995-present by Christos Zoulas and others.
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|  * 
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|  * Redistribution and use in source and binary forms, with or without
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|  * modification, are permitted provided that the following conditions
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|  * are met:
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|  * 1. Redistributions of source code must retain the above copyright
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|  *    notice immediately at the beginning of the file, without modification,
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|  *    this list of conditions, and the following disclaimer.
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|  * 2. Redistributions in binary form must reproduce the above copyright
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|  *    notice, this list of conditions and the following disclaimer in the
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|  *    documentation and/or other materials provided with the distribution.
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|  *  
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|  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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|  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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|  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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|  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
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|  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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|  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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|  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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|  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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|  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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|  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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|  * SUCH DAMAGE.
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|  */
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| /*
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|  * print.c - debugging printout routines
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|  */
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| 
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| #include "file.h"
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| 
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| #ifndef lint
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| #if 0
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| FILE_RCSID("@(#)$File: print.c,v 1.70 2011/08/14 09:03:12 christos Exp $")
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| #else
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| __RCSID("$NetBSD: print.c,v 1.3 2011/09/16 21:06:26 christos Exp $");
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| #endif
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| #endif  /* lint */
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| 
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| #include <string.h>
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| #include <stdarg.h>
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| #include <stdlib.h>
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| #ifdef HAVE_UNISTD_H
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| #include <unistd.h>
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| #endif
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| #include <time.h>
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| 
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| #define SZOF(a)	(sizeof(a) / sizeof(a[0]))
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| 
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| #ifndef COMPILE_ONLY
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| protected void
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| file_mdump(struct magic *m)
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| {
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| 	private const char optyp[] = { FILE_OPS };
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| 
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| 	(void) fprintf(stderr, "%.*s %u", (m->cont_level & 7) + 1, ">>>>>>>>",
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| 		       m->offset);
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| 
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| 	if (m->flag & INDIR) {
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| 		(void) fprintf(stderr, "(%s,",
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| 			       /* Note: type is unsigned */
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| 			       (m->in_type < file_nnames) ? 
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| 					file_names[m->in_type] : "*bad*");
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| 		if (m->in_op & FILE_OPINVERSE)
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| 			(void) fputc('~', stderr);
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| 		(void) fprintf(stderr, "%c%u),",
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| 			       ((size_t)(m->in_op & FILE_OPS_MASK) <
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| 			       SZOF(optyp)) ? 
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| 					optyp[m->in_op & FILE_OPS_MASK] : '?',
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| 				m->in_offset);
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| 	}
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| 	(void) fprintf(stderr, " %s%s", (m->flag & UNSIGNED) ? "u" : "",
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| 		       /* Note: type is unsigned */
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| 		       (m->type < file_nnames) ? file_names[m->type] : "*bad*");
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| 	if (m->mask_op & FILE_OPINVERSE)
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| 		(void) fputc('~', stderr);
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| 
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| 	if (IS_STRING(m->type)) {
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| 		if (m->str_flags) {
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| 			(void) fputc('/', stderr);
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| 			if (m->str_flags & STRING_COMPACT_WHITESPACE) 
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| 				(void) fputc(CHAR_COMPACT_WHITESPACE, stderr);
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| 			if (m->str_flags & STRING_COMPACT_OPTIONAL_WHITESPACE) 
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| 				(void) fputc(CHAR_COMPACT_OPTIONAL_WHITESPACE,
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| 				    stderr);
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| 			if (m->str_flags & STRING_IGNORE_LOWERCASE) 
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| 				(void) fputc(CHAR_IGNORE_LOWERCASE, stderr);
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| 			if (m->str_flags & STRING_IGNORE_UPPERCASE) 
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| 				(void) fputc(CHAR_IGNORE_UPPERCASE, stderr);
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| 			if (m->str_flags & REGEX_OFFSET_START) 
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| 				(void) fputc(CHAR_REGEX_OFFSET_START, stderr);
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| 		}
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| 		if (m->str_range)
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| 			(void) fprintf(stderr, "/%u", m->str_range);
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| 	}
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| 	else {
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| 		if ((size_t)(m->mask_op & FILE_OPS_MASK) < SZOF(optyp))
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| 			(void) fputc(optyp[m->mask_op & FILE_OPS_MASK], stderr);
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| 		else
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| 			(void) fputc('?', stderr);
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| 			
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| 		if (m->num_mask) {
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| 			(void) fprintf(stderr, "%.8llx",
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| 			    (unsigned long long)m->num_mask);
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| 		}
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| 	}
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| 	(void) fprintf(stderr, ",%c", m->reln);
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| 
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| 	if (m->reln != 'x') {
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| 		switch (m->type) {
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| 		case FILE_BYTE:
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| 		case FILE_SHORT:
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| 		case FILE_LONG:
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| 		case FILE_LESHORT:
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| 		case FILE_LELONG:
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| 		case FILE_MELONG:
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| 		case FILE_BESHORT:
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| 		case FILE_BELONG:
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| 			(void) fprintf(stderr, "%d", m->value.l);
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| 			break;
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| 		case FILE_BEQUAD:
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| 		case FILE_LEQUAD:
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| 		case FILE_QUAD:
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| 			(void) fprintf(stderr, "%" INT64_T_FORMAT "d",
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| 			    (unsigned long long)m->value.q);
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| 			break;
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| 		case FILE_PSTRING:
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| 		case FILE_STRING:
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| 		case FILE_REGEX:
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| 		case FILE_BESTRING16:
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| 		case FILE_LESTRING16:
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| 		case FILE_SEARCH:
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| 			file_showstr(stderr, m->value.s, (size_t)m->vallen);
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| 			break;
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| 		case FILE_DATE:
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| 		case FILE_LEDATE:
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| 		case FILE_BEDATE:
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| 		case FILE_MEDATE:
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| 			(void)fprintf(stderr, "%s,",
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| 			    file_fmttime(m->value.l, 1));
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| 			break;
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| 		case FILE_LDATE:
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| 		case FILE_LELDATE:
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| 		case FILE_BELDATE:
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| 		case FILE_MELDATE:
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| 			(void)fprintf(stderr, "%s,",
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| 			    file_fmttime(m->value.l, 0));
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| 			break;
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| 		case FILE_QDATE:
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| 		case FILE_LEQDATE:
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| 		case FILE_BEQDATE:
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| 			(void)fprintf(stderr, "%s,",
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| 			    file_fmttime((uint32_t)m->value.q, 1));
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| 			break;
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| 		case FILE_QLDATE:
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| 		case FILE_LEQLDATE:
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| 		case FILE_BEQLDATE:
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| 			(void)fprintf(stderr, "%s,",
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| 			    file_fmttime((uint32_t)m->value.q, 0));
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| 			break;
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| 		case FILE_FLOAT:
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| 		case FILE_BEFLOAT:
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| 		case FILE_LEFLOAT:
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| 			(void) fprintf(stderr, "%G", m->value.f);
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| 			break;
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| 		case FILE_DOUBLE:
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| 		case FILE_BEDOUBLE:
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| 		case FILE_LEDOUBLE:
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| 			(void) fprintf(stderr, "%G", m->value.d);
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| 			break;
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| 		case FILE_DEFAULT:
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| 			/* XXX - do anything here? */
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| 			break;
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| 		default:
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| 			(void) fputs("*bad*", stderr);
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| 			break;
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| 		}
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| 	}
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| 	(void) fprintf(stderr, ",\"%s\"]\n", m->desc);
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| }
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| #endif
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| 
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| /*VARARGS*/
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| protected void
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| file_magwarn(struct magic_set *ms, const char *f, ...)
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| {
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| 	va_list va;
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| 
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| 	/* cuz we use stdout for most, stderr here */
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| 	(void) fflush(stdout); 
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| 
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| 	if (ms->file)
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| 		(void) fprintf(stderr, "%s, %lu: ", ms->file,
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| 		    (unsigned long)ms->line);
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| 	(void) fprintf(stderr, "Warning: ");
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| 	va_start(va, f);
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| 	(void) vfprintf(stderr, f, va);
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| 	va_end(va);
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| 	(void) fputc('\n', stderr);
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| }
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| 
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| protected const char *
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| file_fmttime(uint32_t v, int local)
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| {
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| 	char *pp;
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| 	time_t t = (time_t)v;
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| 	struct tm *tm;
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| 
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| 	if (local) {
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| 		pp = ctime(&t);
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| 	} else {
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| #ifndef HAVE_DAYLIGHT
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| 		private int daylight = 0;
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| #ifdef HAVE_TM_ISDST
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| 		private time_t now = (time_t)0;
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| 
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| 		if (now == (time_t)0) {
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| 			struct tm *tm1;
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| 			(void)time(&now);
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| 			tm1 = localtime(&now);
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| 			if (tm1 == NULL)
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| 				goto out;
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| 			daylight = tm1->tm_isdst;
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| 		}
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| #endif /* HAVE_TM_ISDST */
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| #endif /* HAVE_DAYLIGHT */
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| 		if (daylight)
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| 			t += 3600;
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| 		tm = gmtime(&t);
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| 		if (tm == NULL)
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| 			goto out;
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| 		pp = asctime(tm);
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| 	}
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| 
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| 	if (pp == NULL)
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| 		goto out;
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| 	pp[strcspn(pp, "\n")] = '\0';
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| 	return pp;
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| out:
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| 	return "*Invalid time*";
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| }
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