mirror of
https://github.com/php/php-src.git
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277 lines
7.5 KiB
C
277 lines
7.5 KiB
C
/*
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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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#include "php.h"
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#include "file.h"
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#ifndef lint
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FILE_RCSID("@(#)$File: print.c,v 1.88 2020/05/09 18:57:15 christos Exp $")
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#endif /* lint */
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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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#include "cdf.h"
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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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static const char optyp[] = { FILE_OPS };
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char tbuf[256];
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(void) fprintf(stderr, "%u: %.*s %u", m->lineno,
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(m->cont_level & 7) + 1, ">>>>>>>>", m->offset);
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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) ? file_names[m->in_type] :
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"*bad in_type*");
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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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(CAST(size_t, m->in_op & FILE_OPS_MASK) <
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__arraycount(optyp)) ?
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optyp[m->in_op & FILE_OPS_MASK] : '?', 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 type");
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if (m->mask_op & FILE_OPINVERSE)
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(void) fputc('~', stderr);
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if (IS_LIBMAGIC_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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if (m->str_flags & STRING_TEXTTEST)
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(void) fputc(CHAR_TEXTTEST, stderr);
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if (m->str_flags & STRING_BINTEST)
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(void) fputc(CHAR_BINTEST, stderr);
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if (m->str_flags & PSTRING_1_BE)
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(void) fputc(CHAR_PSTRING_1_BE, stderr);
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if (m->str_flags & PSTRING_2_BE)
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(void) fputc(CHAR_PSTRING_2_BE, stderr);
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if (m->str_flags & PSTRING_2_LE)
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(void) fputc(CHAR_PSTRING_2_LE, stderr);
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if (m->str_flags & PSTRING_4_BE)
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(void) fputc(CHAR_PSTRING_4_BE, stderr);
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if (m->str_flags & PSTRING_4_LE)
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(void) fputc(CHAR_PSTRING_4_LE, stderr);
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if (m->str_flags & PSTRING_LENGTH_INCLUDES_ITSELF)
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(void) fputc(
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CHAR_PSTRING_LENGTH_INCLUDES_ITSELF,
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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 (CAST(size_t, m->mask_op & FILE_OPS_MASK) <
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__arraycount(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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if (m->num_mask) {
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(void) fprintf(stderr, "%.8llx",
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CAST(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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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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case FILE_INDIRECT:
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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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case FILE_OFFSET:
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(void) fprintf(stderr, "%" INT64_T_FORMAT "d",
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CAST(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,
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CAST(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(tbuf, sizeof(tbuf), m->value.l, 0));
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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(tbuf, sizeof(tbuf), m->value.l,
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FILE_T_LOCAL));
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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(tbuf, sizeof(tbuf), m->value.q, 0));
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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(tbuf, sizeof(tbuf), m->value.q,
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FILE_T_LOCAL));
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break;
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case FILE_QWDATE:
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case FILE_LEQWDATE:
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case FILE_BEQWDATE:
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(void)fprintf(stderr, "%s,",
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file_fmttime(tbuf, sizeof(tbuf), m->value.q,
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FILE_T_WINDOWS));
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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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case FILE_USE:
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case FILE_NAME:
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case FILE_DER:
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(void) fprintf(stderr, "'%s'", m->value.s);
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break;
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case FILE_GUID:
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(void) file_print_guid(tbuf, sizeof(tbuf),
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m->value.guid);
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(void) fprintf(stderr, "%s", tbuf);
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break;
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default:
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(void) fprintf(stderr, "*bad type %d*", m->type);
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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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/*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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char *expanded_format = NULL;
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int expanded_len;
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va_start(va, f);
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expanded_len = vasprintf(&expanded_format, f, va);
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va_end(va);
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if (expanded_len >= 0 && expanded_format) {
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php_error_docref(NULL, E_WARNING, "%s", expanded_format);
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free(expanded_format);
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}
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}
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protected const char *
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file_fmttime(char *buf, size_t bsize, uint64_t v, int flags)
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{
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char *pp;
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time_t t;
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struct tm *tm, tmz;
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if (flags & FILE_T_WINDOWS) {
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struct timespec ts;
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cdf_timestamp_to_timespec(&ts, CAST(cdf_timestamp_t, v));
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t = ts.tv_sec;
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} else {
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// XXX: perhaps detect and print something if overflow
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// on 32 bit time_t?
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t = CAST(time_t, v);
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}
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if (flags & FILE_T_LOCAL) {
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tm = php_localtime_r(&t, &tmz);
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} else {
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tm = php_gmtime_r(&t, &tmz);
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}
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if (tm == NULL)
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goto out;
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pp = php_asctime_r(tm, buf);
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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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strlcpy(buf, "*Invalid time*", bsize);
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return buf;
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}
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