1 files changed, 0 insertions, 391 deletions

diff --git a/contrib/file/funcs.c b/contrib/file/funcs.c
deleted file mode 100644
index 5cf1181..0000000
--- a/contrib/file/funcs.c
+++ /dev/null
@@ -1,391 +0,0 @@
-/*
- * Copyright (c) Christos Zoulas 2003.
- * All Rights Reserved.
- * 
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice immediately at the beginning of the file, without modification,
- *    this list of conditions, and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *  
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
- * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-#include "file.h"
-#include "magic.h"
-#include <stdarg.h>
-#include <stdlib.h>
-#include <string.h>
-#include <ctype.h>
-#if defined(HAVE_WCHAR_H)
-#include <wchar.h>
-#endif
-#if defined(HAVE_WCTYPE_H)
-#include <wctype.h>
-#endif
-#if defined(HAVE_LIMITS_H)
-#include <limits.h>
-#endif
-#ifndef SIZE_T_MAX
-#ifdef __LP64__
-#define SIZE_T_MAX (size_t)0xffffffffffffffffU
-#else
-#define SIZE_T_MAX (size_t)0xffffffffU
-#endif
-#endif
-
-#ifndef	lint
-FILE_RCSID("@(#)$File: funcs.c,v 1.35 2007/12/27 16:35:59 christos Exp $")
-#endif	/* lint */
-
-#ifndef HAVE_VSNPRINTF
-int vsnprintf(char *, size_t, const char *, va_list);
-#endif
-
-/*
- * Like printf, only we print to a buffer and advance it.
- */
-protected int
-file_printf(struct magic_set *ms, const char *fmt, ...)
-{
-	va_list ap;
-	size_t size;
-	ssize_t len;
-	char *buf;
-
-	va_start(ap, fmt);
-
-	len = vsnprintf(ms->o.ptr, ms->o.left, fmt, ap);
-	if (len == -1)
-		goto out;
-	if (len >= (ssize_t)ms->o.left) {
-		long diff;	/* XXX: really ptrdiff_t */
-
-		va_end(ap);
-		size = (ms->o.size - ms->o.left) + len + 1024;
-		if ((buf = realloc(ms->o.buf, size)) == NULL) {
-			file_oomem(ms, size);
-			return -1;
-		}
-		diff = ms->o.ptr - ms->o.buf;
-		ms->o.ptr = buf + diff;
-		ms->o.buf = buf;
-		ms->o.left = size - diff;
-		ms->o.size = size;
-
-		va_start(ap, fmt);
-		len = vsnprintf(ms->o.ptr, ms->o.left, fmt, ap);
-		if (len == -1)
-			goto out;
-	}
-	va_end(ap);
-	ms->o.ptr += len;
-	ms->o.left -= len;
-	return 0;
-out:
-	file_error(ms, errno, "vsnprintf failed");
-	return -1;
-}
-
-/*
- * error - print best error message possible
- */
-/*VARARGS*/
-private void
-file_error_core(struct magic_set *ms, int error, const char *f, va_list va,
-    uint32_t lineno)
-{
-	size_t len;
-	/* Only the first error is ok */
-	if (ms->haderr)
-		return;
-	len = 0;
-	if (lineno != 0) {
-		(void)snprintf(ms->o.buf, ms->o.size, "line %u: ", lineno);
-		len = strlen(ms->o.buf);
-	}
-	(void)vsnprintf(ms->o.buf + len, ms->o.size - len, f, va);
-	if (error > 0) {
-		len = strlen(ms->o.buf);
-		(void)snprintf(ms->o.buf + len, ms->o.size - len, " (%s)",
-		    strerror(error));
-	}
-	ms->haderr++;
-	ms->error = error;
-}
-
-/*VARARGS*/
-protected void
-file_error(struct magic_set *ms, int error, const char *f, ...)
-{
-	va_list va;
-	va_start(va, f);
-	file_error_core(ms, error, f, va, 0);
-	va_end(va);
-}
-
-/*
- * Print an error with magic line number.
- */
-/*VARARGS*/
-protected void
-file_magerror(struct magic_set *ms, const char *f, ...)
-{
-	va_list va;
-	va_start(va, f);
-	file_error_core(ms, 0, f, va, ms->line);
-	va_end(va);
-}
-
-protected void
-file_oomem(struct magic_set *ms, size_t len)
-{
-	file_error(ms, errno, "cannot allocate %zu bytes", len);
-}
-
-protected void
-file_badseek(struct magic_set *ms)
-{
-	file_error(ms, errno, "error seeking");
-}
-
-protected void
-file_badread(struct magic_set *ms)
-{
-	file_error(ms, errno, "error reading");
-}
-
-#ifndef COMPILE_ONLY
-protected int
-file_buffer(struct magic_set *ms, int fd, const char *inname, const void *buf,
-    size_t nb)
-{
-	int m;
-	int mime = ms->flags & MAGIC_MIME;
-
-	if (nb == 0) {
-		if ((!mime || (mime & MAGIC_MIME_TYPE)) &&
-		    file_printf(ms, mime ? "application/x-empty" :
-		    "empty") == -1)
-			return -1;
-		return 1;
-	} else if (nb == 1) {
-		if ((!mime || (mime & MAGIC_MIME_TYPE)) &&
-		    file_printf(ms, mime ?  "application/octet-stream" :
-		    "very short file (no magic)") == -1)
-			return -1;
-		return 1;
-	}
-
-#ifdef __EMX__
-	if ((ms->flags & MAGIC_NO_CHECK_APPTYPE) == 0 && inname) {
-		switch (file_os2_apptype(ms, inname, buf, nb)) {
-		case -1:
-			return -1;
-		case 0:
-			break;
-		default:
-			return 1;
-		}
-	}
-#endif
-
-	/* try compression stuff */
-	if ((ms->flags & MAGIC_NO_CHECK_COMPRESS) != 0 ||
-	    (m = file_zmagic(ms, fd, inname, buf, nb)) == 0) {
-	    /* Check if we have a tar file */
-	    if ((ms->flags & MAGIC_NO_CHECK_TAR) != 0 ||
-		(m = file_is_tar(ms, buf, nb)) == 0) {
-		/* try tests in /etc/magic (or surrogate magic file) */
-		if ((ms->flags & MAGIC_NO_CHECK_SOFT) != 0 ||
-		    (m = file_softmagic(ms, buf, nb)) == 0) {
-		    /* try known keywords, check whether it is ASCII */
-		    if ((ms->flags & MAGIC_NO_CHECK_ASCII) != 0 ||
-			(m = file_ascmagic(ms, buf, nb)) == 0) {
-			/* abandon hope, all ye who remain here */
-			if ((!mime || (mime & MAGIC_MIME_TYPE)) &&
-			    file_printf(ms, mime ?  "application/octet-stream" :
-				"data") == -1)
-				return -1;
-			m = 1;
-		    }
-		}
-	    }
-	}
-#ifdef BUILTIN_ELF
-	if ((ms->flags & MAGIC_NO_CHECK_ELF) == 0 && m == 1 &&
-	    nb > 5 && fd != -1) {
-		/*
-		 * We matched something in the file, so this *might*
-		 * be an ELF file, and the file is at least 5 bytes
-		 * long, so if it's an ELF file it has at least one
-		 * byte past the ELF magic number - try extracting
-		 * information from the ELF headers that cannot easily
-		 * be extracted with rules in the magic file.
-		 */
-		(void)file_tryelf(ms, fd, buf, nb);
-	}
-#endif
-	return m;
-}
-#endif
-
-protected int
-file_reset(struct magic_set *ms)
-{
-	if (ms->mlist == NULL) {
-		file_error(ms, 0, "no magic files loaded");
-		return -1;
-	}
-	ms->o.ptr = ms->o.buf;
-	ms->o.left = ms->o.size;
-	ms->haderr = 0;
-	ms->error = -1;
-	return 0;
-}
-
-#define OCTALIFY(n, o)	\
-	/*LINTED*/ \
-	(void)(*(n)++ = '\\', \
-	*(n)++ = (((uint32_t)*(o) >> 6) & 3) + '0', \
-	*(n)++ = (((uint32_t)*(o) >> 3) & 7) + '0', \
-	*(n)++ = (((uint32_t)*(o) >> 0) & 7) + '0', \
-	(o)++)
-
-protected const char *
-file_getbuffer(struct magic_set *ms)
-{
-	char *pbuf, *op, *np;
-	size_t psize, len;
-
-	if (ms->haderr)
-		return NULL;
-
-	if (ms->flags & MAGIC_RAW)
-		return ms->o.buf;
-
-	len = ms->o.size - ms->o.left;
-	/* * 4 is for octal representation, + 1 is for NUL */
-	if (len > (SIZE_T_MAX - 1) / 4) {
-		file_oomem(ms, len);
-		return NULL;
-	}
-	psize = len * 4 + 1;
-	if (ms->o.psize < psize) {
-		if ((pbuf = realloc(ms->o.pbuf, psize)) == NULL) {
-			file_oomem(ms, psize);
-			return NULL;
-		}
-		ms->o.psize = psize;
-		ms->o.pbuf = pbuf;
-	}
-
-#if defined(HAVE_WCHAR_H) && defined(HAVE_MBRTOWC) && defined(HAVE_WCWIDTH)
-	{
-		mbstate_t state;
-		wchar_t nextchar;
-		int mb_conv = 1;
-		size_t bytesconsumed;
-		char *eop;
-		(void)memset(&state, 0, sizeof(mbstate_t));
-
-		np = ms->o.pbuf;
-		op = ms->o.buf;
-		eop = op + strlen(ms->o.buf);
-
-		while (op < eop) {
-			bytesconsumed = mbrtowc(&nextchar, op,
-			    (size_t)(eop - op), &state);
-			if (bytesconsumed == (size_t)(-1) ||
-			    bytesconsumed == (size_t)(-2)) {
-				mb_conv = 0;
-				break;
-			}
-
-			if (iswprint(nextchar)) {
-				(void)memcpy(np, op, bytesconsumed);
-				op += bytesconsumed;
-				np += bytesconsumed;
-			} else {
-				while (bytesconsumed-- > 0)
-					OCTALIFY(np, op);
-			}
-		}
-		*np = '\0';
-
-		/* Parsing succeeded as a multi-byte sequence */
-		if (mb_conv != 0)
-			return ms->o.pbuf;
-	}
-#endif
-
-	for (np = ms->o.pbuf, op = ms->o.buf; *op; op++) {
-		if (isprint((unsigned char)*op)) {
-			*np++ = *op;	
-		} else {
-			OCTALIFY(np, op);
-		}
-	}
-	*np = '\0';
-	return ms->o.pbuf;
-}
-
-protected int
-file_check_mem(struct magic_set *ms, unsigned int level)
-{
-	size_t len;
-
-	if (level >= ms->c.len) {
-		len = (ms->c.len += 20) * sizeof(*ms->c.li);
-		ms->c.li = (ms->c.li == NULL) ? malloc(len) :
-		    realloc(ms->c.li, len);
-		if (ms->c.li == NULL) {
-			file_oomem(ms, len);
-			return -1;
-		}
-	}
-	ms->c.li[level].got_match = 0;
-#ifdef ENABLE_CONDITIONALS
-	ms->c.li[level].last_match = 0;
-	ms->c.li[level].last_cond = COND_NONE;
-#endif /* ENABLE_CONDITIONALS */
-	return 0;
-}
-/*
- * Yes these wrappers suffer from buffer overflows, but if your OS does not
- * have the real functions, maybe you should consider replacing your OS?
- */
-#ifndef HAVE_VSNPRINTF
-int
-vsnprintf(char *buf, size_t len, const char *fmt, va_list ap)
-{
-	return vsprintf(buf, fmt, ap);
-}
-#endif
-
-#ifndef HAVE_SNPRINTF
-/*ARGSUSED*/
-int
-snprintf(char *buf, size_t len, const char *fmt, ...)
-{
-	int rv;
-	va_list ap;
-	va_start(ap, fmt);
-	rv = vsprintf(buf, fmt, ap);
-	va_end(ap);
-	return rv;
-}
-#endif