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8187443: Forest Consolidation: Move files to unified layout
Reviewed-by: darcy, ihse
This commit is contained in:
Erik Joelsson
parent
270fe13182
commit
3789983e89
56923 changed files with 3 additions and 15727 deletions
281
src/java.base/share/native/libzip/zip_util.h
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281
src/java.base/share/native/libzip/zip_util.h
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/*
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* Copyright (c) 1995, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* Prototypes for zip file support
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*/
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#ifndef _ZIP_H_
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#define _ZIP_H_
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/*
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* Header signatures
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*/
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#define PKZIP_SIGNATURE_AT(p, b2, b3) \
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(((p)[0] == 'P') & ((p)[1] == 'K') & ((p)[2] == b2) & ((p)[3] == b3))
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#define CENSIG_AT(p) PKZIP_SIGNATURE_AT(p, 1, 2)
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#define LOCSIG_AT(p) PKZIP_SIGNATURE_AT(p, 3, 4)
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#define ENDSIG_AT(p) PKZIP_SIGNATURE_AT(p, 5, 6)
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#define EXTSIG_AT(p) PKZIP_SIGNATURE_AT(p, 7, 8)
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#define ZIP64_ENDSIG_AT(p) PKZIP_SIGNATURE_AT(p, 6, 6)
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#define ZIP64_LOCSIG_AT(p) PKZIP_SIGNATURE_AT(p, 6, 7)
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/*
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* Header sizes including signatures
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*/
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#define LOCHDR 30
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#define EXTHDR 16
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#define CENHDR 46
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#define ENDHDR 22
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#define ZIP64_ENDHDR 56 // ZIP64 end header size
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#define ZIP64_LOCHDR 20 // ZIP64 end loc header size
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#define ZIP64_EXTHDR 24 // EXT header size
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#define ZIP64_EXTID 1 // Extra field Zip64 header ID
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#define ZIP64_MAGICVAL 0xffffffffLL
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#define ZIP64_MAGICCOUNT 0xffff
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/*
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* Header field access macros
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*/
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#define CH(b, n) (((unsigned char *)(b))[n])
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#define SH(b, n) (CH(b, n) | (CH(b, n+1) << 8))
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#define LG(b, n) ((SH(b, n) | (SH(b, n+2) << 16)) &0xffffffffUL)
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#define LL(b, n) (((jlong)LG(b, n)) | (((jlong)LG(b, n+4)) << 32))
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#define GETSIG(b) LG(b, 0)
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/*
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* Macros for getting local file (LOC) header fields
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*/
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#define LOCVER(b) SH(b, 4) /* version needed to extract */
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#define LOCFLG(b) SH(b, 6) /* general purpose bit flags */
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#define LOCHOW(b) SH(b, 8) /* compression method */
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#define LOCTIM(b) LG(b, 10) /* modification time */
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#define LOCCRC(b) LG(b, 14) /* crc of uncompressed data */
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#define LOCSIZ(b) LG(b, 18) /* compressed data size */
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#define LOCLEN(b) LG(b, 22) /* uncompressed data size */
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#define LOCNAM(b) SH(b, 26) /* filename length */
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#define LOCEXT(b) SH(b, 28) /* extra field length */
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/*
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* Macros for getting extra local (EXT) header fields
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*/
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#define EXTCRC(b) LG(b, 4) /* crc of uncompressed data */
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#define EXTSIZ(b) LG(b, 8) /* compressed size */
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#define EXTLEN(b) LG(b, 12) /* uncompressed size */
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/*
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* Macros for getting central directory header (CEN) fields
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*/
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#define CENVEM(b) SH(b, 4) /* version made by */
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#define CENVER(b) SH(b, 6) /* version needed to extract */
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#define CENFLG(b) SH(b, 8) /* general purpose bit flags */
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#define CENHOW(b) SH(b, 10) /* compression method */
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#define CENTIM(b) LG(b, 12) /* modification time */
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#define CENCRC(b) LG(b, 16) /* crc of uncompressed data */
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#define CENSIZ(b) LG(b, 20) /* compressed size */
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#define CENLEN(b) LG(b, 24) /* uncompressed size */
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#define CENNAM(b) SH(b, 28) /* length of filename */
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#define CENEXT(b) SH(b, 30) /* length of extra field */
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#define CENCOM(b) SH(b, 32) /* file comment length */
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#define CENDSK(b) SH(b, 34) /* disk number start */
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#define CENATT(b) SH(b, 36) /* internal file attributes */
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#define CENATX(b) LG(b, 38) /* external file attributes */
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#define CENOFF(b) LG(b, 42) /* offset of local header */
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/*
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* Macros for getting end of central directory header (END) fields
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*/
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#define ENDSUB(b) SH(b, 8) /* number of entries on this disk */
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#define ENDTOT(b) SH(b, 10) /* total number of entries */
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#define ENDSIZ(b) LG(b, 12) /* central directory size */
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#define ENDOFF(b) LG(b, 16) /* central directory offset */
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#define ENDCOM(b) SH(b, 20) /* size of zip file comment */
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/*
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* Macros for getting Zip64 end of central directory header fields
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*/
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#define ZIP64_ENDLEN(b) LL(b, 4) /* size of zip64 end of central dir */
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#define ZIP64_ENDVEM(b) SH(b, 12) /* version made by */
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#define ZIP64_ENDVER(b) SH(b, 14) /* version needed to extract */
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#define ZIP64_ENDNMD(b) LG(b, 16) /* number of this disk */
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#define ZIP64_ENDDSK(b) LG(b, 20) /* disk number of start */
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#define ZIP64_ENDTOD(b) LL(b, 24) /* total number of entries on this disk */
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#define ZIP64_ENDTOT(b) LL(b, 32) /* total number of entries */
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#define ZIP64_ENDSIZ(b) LL(b, 40) /* central directory size in bytes */
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#define ZIP64_ENDOFF(b) LL(b, 48) /* offset of first CEN header */
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/*
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* Macros for getting Zip64 end of central directory locator fields
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*/
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#define ZIP64_LOCDSK(b) LG(b, 4) /* disk number start */
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#define ZIP64_LOCOFF(b) LL(b, 8) /* offset of zip64 end */
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#define ZIP64_LOCTOT(b) LG(b, 16) /* total number of disks */
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/*
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* Supported compression methods
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*/
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#define STORED 0
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#define DEFLATED 8
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/*
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* Support for reading ZIP/JAR files. Some things worth noting:
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*
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* - Zip file entries larger than 2**32 bytes are not supported.
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* - jzentry time and crc fields are signed even though they really
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* represent unsigned quantities.
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* - If csize is zero then the entry is uncompressed.
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* - If extra != 0 then the first two bytes are the length of the extra
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* data in intel byte order.
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* - If pos <= 0 then it is the position of entry LOC header.
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* If pos > 0 then it is the position of entry data.
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* pos should not be accessed directly, but only by ZIP_GetEntryDataOffset.
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* - entry name may include embedded null character, use nlen for length
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*/
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typedef struct jzentry { /* Zip file entry */
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char *name; /* entry name */
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jlong time; /* modification time */
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jlong size; /* size of uncompressed data */
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jlong csize; /* size of compressed data (zero if uncompressed) */
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jint crc; /* crc of uncompressed data */
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char *comment; /* optional zip file comment */
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jbyte *extra; /* optional extra data */
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jlong pos; /* position of LOC header or entry data */
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jint flag; /* general purpose flag */
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jint nlen; /* length of the entry name */
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} jzentry;
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/*
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* In-memory hash table cell.
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* In a typical system we have a *lot* of these, as we have one for
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* every entry in every active JAR.
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* Note that in order to save space we don't keep the name in memory,
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* but merely remember a 32 bit hash.
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*/
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typedef struct jzcell {
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unsigned int hash; /* 32 bit hashcode on name */
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unsigned int next; /* hash chain: index into jzfile->entries */
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jlong cenpos; /* Offset of central directory file header */
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} jzcell;
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typedef struct cencache {
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char *data; /* A cached page of CEN headers */
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jlong pos; /* file offset of data */
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} cencache;
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/*
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* Use ZFILE to represent access to a file in a platform-indepenent
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* fashion.
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*/
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#ifdef WIN32
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#define ZFILE jlong
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#else
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#define ZFILE int
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#endif
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/*
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* Descriptor for a ZIP file.
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*/
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typedef struct jzfile { /* Zip file */
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char *name; /* zip file name */
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jint refs; /* number of active references */
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jlong len; /* length (in bytes) of zip file */
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#ifdef USE_MMAP
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unsigned char *maddr; /* beginning address of the CEN & ENDHDR */
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jlong mlen; /* length (in bytes) mmaped */
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jlong offset; /* offset of the mmapped region from the
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start of the file. */
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jboolean usemmap; /* if mmap is used. */
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#endif
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jboolean locsig; /* if zip file starts with LOCSIG */
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cencache cencache; /* CEN header cache */
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ZFILE zfd; /* open file descriptor */
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void *lock; /* read lock */
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char *comment; /* zip file comment */
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jint clen; /* length of the zip file comment */
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char *msg; /* zip error message */
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jzcell *entries; /* array of hash cells */
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jint total; /* total number of entries */
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jint *table; /* Hash chain heads: indexes into entries */
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jint tablelen; /* number of hash heads */
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struct jzfile *next; /* next zip file in search list */
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jzentry *cache; /* we cache the most recently freed jzentry */
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/* Information on metadata names in META-INF directory */
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char **metanames; /* array of meta names (may have null names) */
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jint metacurrent; /* the next empty slot in metanames array */
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jint metacount; /* number of slots in metanames array */
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jlong lastModified; /* last modified time */
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jlong locpos; /* position of first LOC header (usually 0) */
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} jzfile;
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/*
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* Index representing end of hash chain
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*/
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#define ZIP_ENDCHAIN ((jint)-1)
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jzentry * JNICALL
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ZIP_FindEntry(jzfile *zip, char *name, jint *sizeP, jint *nameLenP);
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jboolean JNICALL
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ZIP_ReadEntry(jzfile *zip, jzentry *entry, unsigned char *buf, char *entrynm);
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jzentry * JNICALL
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ZIP_GetNextEntry(jzfile *zip, jint n);
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jzfile * JNICALL
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ZIP_Open(const char *name, char **pmsg);
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jzfile *
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ZIP_Open_Generic(const char *name, char **pmsg, int mode, jlong lastModified);
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jzfile *
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ZIP_Get_From_Cache(const char *name, char **pmsg, jlong lastModified);
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jzfile *
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ZIP_Put_In_Cache(const char *name, ZFILE zfd, char **pmsg, jlong lastModified);
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jzfile *
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ZIP_Put_In_Cache0(const char *name, ZFILE zfd, char **pmsg, jlong lastModified, jboolean usemmap);
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void JNICALL
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ZIP_Close(jzfile *zip);
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jzentry * ZIP_GetEntry(jzfile *zip, char *name, jint ulen);
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void ZIP_Lock(jzfile *zip);
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void ZIP_Unlock(jzfile *zip);
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jint ZIP_Read(jzfile *zip, jzentry *entry, jlong pos, void *buf, jint len);
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void JNICALL
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ZIP_FreeEntry(jzfile *zip, jzentry *ze);
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jlong ZIP_GetEntryDataOffset(jzfile *zip, jzentry *entry);
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jzentry * ZIP_GetEntry2(jzfile *zip, char *name, jint ulen, jboolean addSlash);
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jboolean JNICALL
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ZIP_InflateFully(void *inBuf, jlong inLen, void *outBuf, jlong outLen, char **pmsg);
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#endif /* !_ZIP_H_ */
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