| /* | |
| * Copyright (c) 2003, 2024, Oracle and/or its affiliates. All rights reserved. | |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| * | |
| * This code is free software; you can redistribute it and/or modify it | |
| * under the terms of the GNU General Public License version 2 only, as | |
| * published by the Free Software Foundation. Oracle designates this | |
| * particular file as subject to the "Classpath" exception as provided | |
| * by Oracle in the LICENSE file that accompanied this code. | |
| * | |
| * This code is distributed in the hope that it will be useful, but WITHOUT | |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| * version 2 for more details (a copy is included in the LICENSE file that | |
| * accompanied this code). | |
| * | |
| * You should have received a copy of the GNU General Public License version | |
| * 2 along with this work; if not, write to the Free Software Foundation, | |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| * | |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| * or visit www.oracle.com if you need additional information or have any | |
| * questions. | |
| */ | |
| #ifndef _MANIFEST_INFO_H | |
| #define _MANIFEST_INFO_H | |
| #include <sys/types.h> | |
| #include "jni.h" | |
| /* | |
| * Zip file header signatures | |
| */ | |
| #define SIGSIZ 4 /* size of all header signatures */ | |
| #define PKZIP_SIGNATURE_AT(p, b2, b3) \ | |
| (((p)[0] == 'P') & ((p)[1] == 'K') & ((p)[2] == b2) & ((p)[3] == b3)) | |
| #define CENSIG_AT(p) PKZIP_SIGNATURE_AT(p, 1, 2) | |
| #define LOCSIG_AT(p) PKZIP_SIGNATURE_AT(p, 3, 4) | |
| #define ENDSIG_AT(p) PKZIP_SIGNATURE_AT(p, 5, 6) | |
| #define EXTSIG_AT(p) PKZIP_SIGNATURE_AT(p, 7, 8) | |
| #define ZIP64_ENDSIG_AT(p) PKZIP_SIGNATURE_AT(p, 6, 6) | |
| #define ZIP64_LOCSIG_AT(p) PKZIP_SIGNATURE_AT(p, 6, 7) | |
| /* | |
| * Header sizes including signatures | |
| */ | |
| #define LOCHDR 30 | |
| #define EXTHDR 16 | |
| #define CENHDR 46 | |
| #define ENDHDR 22 | |
| #define ZIP64_ENDHDR 56 // ZIP64 end header size | |
| #define ZIP64_LOCHDR 20 // ZIP64 end loc header size | |
| #define ZIP64_EXTHDR 24 // EXT header size | |
| #define ZIP64_EXTID 1 // Extra field Zip64 header ID | |
| #define ZIP64_MAGICVAL 0xffffffffLL | |
| #define ZIP64_MAGICCOUNT 0xffff | |
| /* | |
| * Header field access macros | |
| */ | |
| #define CH(b, n) (((unsigned char *)(b))[n]) | |
| #define SH(b, n) (CH(b, n) | (CH(b, n+1) << 8)) | |
| #define LG(b, n) ((SH(b, n) | (SH(b, n+2) << 16)) &0xffffffffUL) | |
| #define LL(b, n) (((jlong)LG(b, n)) | (((jlong)LG(b, n+4)) << 32)) | |
| #define GETSIG(b) LG(b, 0) | |
| /* | |
| * Macros for getting local file (LOC) header fields | |
| */ | |
| #define LOCVER(b) SH(b, 4) /* version needed to extract */ | |
| #define LOCFLG(b) SH(b, 6) /* general purpose bit flags */ | |
| #define LOCHOW(b) SH(b, 8) /* compression method */ | |
| #define LOCTIM(b) LG(b, 10) /* modification time */ | |
| #define LOCCRC(b) LG(b, 14) /* crc of uncompressed data */ | |
| #define LOCSIZ(b) LG(b, 18) /* compressed data size */ | |
| #define LOCLEN(b) LG(b, 22) /* uncompressed data size */ | |
| #define LOCNAM(b) SH(b, 26) /* filename length */ | |
| #define LOCEXT(b) SH(b, 28) /* extra field length */ | |
| /* | |
| * Macros for getting extra local (EXT) header fields | |
| */ | |
| #define EXTCRC(b) LG(b, 4) /* crc of uncompressed data */ | |
| #define EXTSIZ(b) LG(b, 8) /* compressed size */ | |
| #define EXTLEN(b) LG(b, 12) /* uncompressed size */ | |
| /* | |
| * Macros for getting central directory header (CEN) fields | |
| */ | |
| #define CENVEM(b) SH(b, 4) /* version made by */ | |
| #define CENVER(b) SH(b, 6) /* version needed to extract */ | |
| #define CENFLG(b) SH(b, 8) /* general purpose bit flags */ | |
| #define CENHOW(b) SH(b, 10) /* compression method */ | |
| #define CENTIM(b) LG(b, 12) /* modification time */ | |
| #define CENCRC(b) LG(b, 16) /* crc of uncompressed data */ | |
| #define CENSIZ(b) LG(b, 20) /* compressed size */ | |
| #define CENLEN(b) LG(b, 24) /* uncompressed size */ | |
| #define CENNAM(b) SH(b, 28) /* length of filename */ | |
| #define CENEXT(b) SH(b, 30) /* length of extra field */ | |
| #define CENCOM(b) SH(b, 32) /* file comment length */ | |
| #define CENDSK(b) SH(b, 34) /* disk number start */ | |
| #define CENATT(b) SH(b, 36) /* internal file attributes */ | |
| #define CENATX(b) LG(b, 38) /* external file attributes */ | |
| #define CENOFF(b) LG(b, 42) /* offset of local header */ | |
| /* | |
| * Macros for getting end of central directory header (END) fields | |
| */ | |
| #define ENDNMD(b) SH(b, 4) /* number of this disk */ | |
| #define ENDDSK(b) SH(b, 6) /* disk number of start */ | |
| #define ENDSUB(b) SH(b, 8) /* number of entries on this disk */ | |
| #define ENDTOT(b) SH(b, 10) /* total number of entries */ | |
| #define ENDSIZ(b) LG(b, 12) /* central directory size */ | |
| #define ENDOFF(b) LG(b, 16) /* central directory offset */ | |
| #define ENDCOM(b) SH(b, 20) /* size of zip file comment */ | |
| /* | |
| * Macros for getting Zip64 end of central directory header fields | |
| */ | |
| #define ZIP64_ENDLEN(b) LL(b, 4) /* size of zip64 end of central dir */ | |
| #define ZIP64_ENDVEM(b) SH(b, 12) /* version made by */ | |
| #define ZIP64_ENDVER(b) SH(b, 14) /* version needed to extract */ | |
| #define ZIP64_ENDNMD(b) LG(b, 16) /* number of this disk */ | |
| #define ZIP64_ENDDSK(b) LG(b, 20) /* disk number of start */ | |
| #define ZIP64_ENDTOD(b) LL(b, 24) /* total number of entries on this disk */ | |
| #define ZIP64_ENDTOT(b) LL(b, 32) /* total number of entries */ | |
| #define ZIP64_ENDSIZ(b) LL(b, 40) /* central directory size in bytes */ | |
| #define ZIP64_ENDOFF(b) LL(b, 48) /* offset of first CEN header */ | |
| /* | |
| * Macros for getting Zip64 end of central directory locator fields | |
| */ | |
| #define ZIP64_LOCDSK(b) LG(b, 4) /* disk number start */ | |
| #define ZIP64_LOCOFF(b) LL(b, 8) /* offset of zip64 end */ | |
| #define ZIP64_LOCTOT(b) LG(b, 16) /* total number of disks */ | |
| /* | |
| * A comment of maximum length of 64kb can follow the END record. This | |
| * is the furthest the END record can be from the end of the file. | |
| */ | |
| #define END_MAXLEN (0xFFFF + ENDHDR) | |
| /* | |
| * Supported compression methods. | |
| */ | |
| #define STORED 0 | |
| #define DEFLATED 8 | |
| /* | |
| * Information from the CEN entry to inflate a file. | |
| */ | |
| typedef struct zentry { /* Zip file entry */ | |
| size_t isize; /* size of inflated data */ | |
| size_t csize; /* size of compressed data (zero if uncompressed) */ | |
| jlong offset; /* position of compressed data */ | |
| int how; /* compression method (if any) */ | |
| } zentry; | |
| /* | |
| * Information returned from the Manifest file by the ParseManifest() routine. | |
| * Certainly (much) more could be returned, but this is the information | |
| * currently of interest to the C based Java utilities (particularly the | |
| * Java launcher). | |
| */ | |
| typedef struct manifest_info { /* Interesting fields from the Manifest */ | |
| char *splashscreen_image_file_name; /* splashscreen image file */ | |
| } manifest_info; | |
| /* | |
| * Attribute closure to provide to manifest_iterate. | |
| */ | |
| typedef void (*attribute_closure)(const char *name, const char *value, | |
| void *user_data); | |
| /* | |
| * Function prototypes. | |
| */ | |
| int JLI_ParseManifest(char *jarfile, manifest_info *info); | |
| void *JLI_JarUnpackFile(const char *jarfile, const char *filename, | |
| int *size); | |
| void JLI_FreeManifest(void); | |
| JNIEXPORT int JNICALL | |
| JLI_ManifestIterate(const char *jarfile, attribute_closure ac, | |
| void *user_data); | |
| #endif /* _MANIFEST_INFO_H */ |