xref: /freebsd/contrib/file/magic/Magdir/java (revision 48c779cdecb5f803e5fe5d761987e976ca9609db)
1b6cee71dSXin LI
2b6cee71dSXin LI#------------------------------------------------------------
3*48c779cdSXin LI# $File: java,v 1.21 2019/02/18 17:58:50 christos Exp $
4b6cee71dSXin LI# Java ByteCode and Mach-O binaries (e.g., Mac OS X) use the
5b6cee71dSXin LI# same magic number, 0xcafebabe, so they are both handled
6b6cee71dSXin LI# in the entry called "cafebabe".
7b6cee71dSXin LI#------------------------------------------------------------
8b6cee71dSXin LI# Java serialization
9b6cee71dSXin LI# From Martin Pool (m.pool@pharos.com.au)
10b6cee71dSXin LI0	beshort		0xaced		Java serialization data
11b6cee71dSXin LI>2	beshort		>0x0004		\b, version %d
12b6cee71dSXin LI
13b6cee71dSXin LI0	belong		0xfeedfeed	Java KeyStore
14b6cee71dSXin LI!:mime	application/x-java-keystore
15b6cee71dSXin LI0	belong		0xcececece	Java JCE KeyStore
16b6cee71dSXin LI!:mime	application/x-java-jce-keystore
17b6cee71dSXin LI
18b6cee71dSXin LI# Java source
193e41d09dSXin LI0	regex	\^import.*;$	Java source
20b6cee71dSXin LI!:mime	text/x-java
213e41d09dSXin LI
223e41d09dSXin LI# Java HPROF dumps
233e41d09dSXin LI# https://java.net/downloads/heap-snapshot/hprof-binary-format.html
243e41d09dSXin LI0	string		JAVA\x20PROFILE\x201.0.
25*48c779cdSXin LI>0x12	byte		0
26*48c779cdSXin LI>>0x11	ubyte-0x31	<2      Java HPROF dump,
27*48c779cdSXin LI>>>0x17	beqdate/1000	x       created %s
28*48c779cdSXin LI
29*48c779cdSXin LI# Java jmod module
30*48c779cdSXin LI# See https://hg.openjdk.java.net/jdk9/jdk9/jdk/file/tip/src/java.base/share/classes/jdk/internal/jmod/JmodFile.java
31*48c779cdSXin LI# Grr. 2 byte magic "JM", really? In 2019?
32*48c779cdSXin LI0	belong		0x4a4d0100	Java jmod module version 1.0
33*48c779cdSXin LI!:mime	application/x-java-jmod
34*48c779cdSXin LI
35*48c779cdSXin LI# Java jlinked image
36*48c779cdSXin LI# See https://hg.openjdk.java.net/jdk9/jdk9/jdk/file/tip/src/java.base/share/native/libjimage/imageFile.hpp
37*48c779cdSXin LI0	belong	0xcafedada	Java module image (big endian)
38*48c779cdSXin LI>4	beshort	>0x00	\b, version %d
39*48c779cdSXin LI>6	beshort	x	\b.%d
40*48c779cdSXin LI!:mime	application/x-java-image
41*48c779cdSXin LI
42*48c779cdSXin LI0	lelong	0xcafedada	Java module image (little endian)
43*48c779cdSXin LI>6	leshort	>0x00	\b, version %d
44*48c779cdSXin LI>4	leshort	x	\b.%d
45*48c779cdSXin LI!:mime	application/x-java-image
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