Change Hachoir can't support PY2 so backport their PY3 to prevent a need for system dependant external binaries like mediainfo.
Backported 400 revisions from rev 1de4961-8897c5b (2018-2014).
Move core/benchmark, core/cmd_line, core/memory, core/profiler and core/timeout to core/optional/*
Remove metadata/qt*
PORT: Version 2.0a3 (inline with 3.0a3 @ f80c7d5).
Basic Support for XMP Packets.
tga: improvements to adhere more closely to the spec.
pdf: slightly improved parsing.
rar: fix TypeError on unknown block types.
Add MacRoman win32 codepage.
tiff/exif: support SubIFDs and tiled images.
Add method to export metadata in dictionary.
mpeg_video: don't attempt to parse Stream past length.
mpeg_video: parse ESCR correctly, add SCR value.
Change centralise CustomFragments.
field: don't set parser class if class is None, to enable autodetect.
field: add value/display for CustomFragment.
parser: inline warning to enable tracebacks in debug mode.
Fix empty bytestrings in makePrintable.
Fix contentSize in jpeg.py to account for image_data blocks.
Fix the ELF parser.
Enhance the AR archive parser.
elf parser: fix wrong wrong fields order in parsing little endian section flags.
elf parser: add s390 as a machine type.
Flesh out mp4 parser.
PORT: Version 2.0a1 (inline with 3.0a1).
Major refactoring and PEP8.
Fix ResourceWarning warnings on files. Add a close() method and support for the context manager protocol ("with obj: ...") to parsers, input and output streams.
metadata: get comment from ZIP.
Support for InputIOStream.read(0).
Fix sizeGe when size is None.
Remove unused new_seekable_field_set file.
Remove parser Mapsforge .map.
Remove parser Parallel Realities Starfighter .pak files.
sevenzip: fix for newer archives.
java: update access flags and modifiers for Java 1.7 and update description text for most recent Java.
Support ustar prefix field in tar archives.
Remove file_system* parsers.
Remove misc parsers 3d0, 3ds, gnome_keyring, msoffice*, mstask, ole*, word*.
Remove program parsers macho, nds, prc.
Support non-8bit Character subclasses.
Python parser supports Python 3.7.
Enhance mpeg_ts parser to support MTS/M2TS.
Support for creation date in tiff.
Change don't hardcode errno constant.
PORT: 1.9.1
Internal Only: The following are legacy reference to upstream commit messages.
Relevant changes up to b0a115f8.
Use integer division.
Replace HACHOIR_ERRORS with Exception.
Fix metadata.Data: make it sortable.
Import fixes from e7de492.
PORT: Version 2.0a1 (inline with 3.0a1 @ e9f8fad).
Replace hachoir.core.field with hachoir.field
Replace hachoir.core.stream with hachoir.stream
Remove the compatibility module for PY1.5 to PY2.5.
metadata: support TIFF picture.
metadata: fix string normalization.
metadata: fix datetime regex Fix hachoir bug #57.
FileFromInputStream: fix comparison between None and an int.
InputIOStream: open the file in binary mode.
2018-03-24 14:04:15 +00:00
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from hachoir.field import (FieldSet,
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Bit, UInt8, UInt16, UInt32, Bytes,
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PaddingBits, PaddingBytes, NullBits, NullBytes)
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from hachoir.core.text_handler import textHandler, hexadecimal, filesizeHandler
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2014-03-10 05:18:05 +00:00
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class NE_Header(FieldSet):
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Change Hachoir can't support PY2 so backport their PY3 to prevent a need for system dependant external binaries like mediainfo.
Backported 400 revisions from rev 1de4961-8897c5b (2018-2014).
Move core/benchmark, core/cmd_line, core/memory, core/profiler and core/timeout to core/optional/*
Remove metadata/qt*
PORT: Version 2.0a3 (inline with 3.0a3 @ f80c7d5).
Basic Support for XMP Packets.
tga: improvements to adhere more closely to the spec.
pdf: slightly improved parsing.
rar: fix TypeError on unknown block types.
Add MacRoman win32 codepage.
tiff/exif: support SubIFDs and tiled images.
Add method to export metadata in dictionary.
mpeg_video: don't attempt to parse Stream past length.
mpeg_video: parse ESCR correctly, add SCR value.
Change centralise CustomFragments.
field: don't set parser class if class is None, to enable autodetect.
field: add value/display for CustomFragment.
parser: inline warning to enable tracebacks in debug mode.
Fix empty bytestrings in makePrintable.
Fix contentSize in jpeg.py to account for image_data blocks.
Fix the ELF parser.
Enhance the AR archive parser.
elf parser: fix wrong wrong fields order in parsing little endian section flags.
elf parser: add s390 as a machine type.
Flesh out mp4 parser.
PORT: Version 2.0a1 (inline with 3.0a1).
Major refactoring and PEP8.
Fix ResourceWarning warnings on files. Add a close() method and support for the context manager protocol ("with obj: ...") to parsers, input and output streams.
metadata: get comment from ZIP.
Support for InputIOStream.read(0).
Fix sizeGe when size is None.
Remove unused new_seekable_field_set file.
Remove parser Mapsforge .map.
Remove parser Parallel Realities Starfighter .pak files.
sevenzip: fix for newer archives.
java: update access flags and modifiers for Java 1.7 and update description text for most recent Java.
Support ustar prefix field in tar archives.
Remove file_system* parsers.
Remove misc parsers 3d0, 3ds, gnome_keyring, msoffice*, mstask, ole*, word*.
Remove program parsers macho, nds, prc.
Support non-8bit Character subclasses.
Python parser supports Python 3.7.
Enhance mpeg_ts parser to support MTS/M2TS.
Support for creation date in tiff.
Change don't hardcode errno constant.
PORT: 1.9.1
Internal Only: The following are legacy reference to upstream commit messages.
Relevant changes up to b0a115f8.
Use integer division.
Replace HACHOIR_ERRORS with Exception.
Fix metadata.Data: make it sortable.
Import fixes from e7de492.
PORT: Version 2.0a1 (inline with 3.0a1 @ e9f8fad).
Replace hachoir.core.field with hachoir.field
Replace hachoir.core.stream with hachoir.stream
Remove the compatibility module for PY1.5 to PY2.5.
metadata: support TIFF picture.
metadata: fix string normalization.
metadata: fix datetime regex Fix hachoir bug #57.
FileFromInputStream: fix comparison between None and an int.
InputIOStream: open the file in binary mode.
2018-03-24 14:04:15 +00:00
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static_size = 64 * 8
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2014-03-10 05:18:05 +00:00
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def createFields(self):
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yield Bytes(self, "signature", 2, "New executable signature (NE)")
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yield UInt8(self, "link_ver", "Linker version number")
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yield UInt8(self, "link_rev", "Linker revision number")
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yield UInt16(self, "entry_table_ofst", "Offset to the entry table")
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yield UInt16(self, "entry_table_size", "Length (in bytes) of the entry table")
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yield PaddingBytes(self, "reserved[]", 4)
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yield Bit(self, "is_dll", "Is a dynamic-link library (DLL)?")
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yield Bit(self, "is_win_app", "Is a Windows application?")
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yield PaddingBits(self, "reserved[]", 9)
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yield Bit(self, "first_seg_code", "First segment contains code that loads the application?")
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yield NullBits(self, "reserved[]", 1)
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yield Bit(self, "link_error", "Load even if linker detects errors?")
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yield NullBits(self, "reserved[]", 1)
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yield Bit(self, "is_lib", "Is a library module?")
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yield UInt16(self, "auto_data_seg", "Automatic data segment number")
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yield filesizeHandler(UInt16(self, "local_heap_size", "Initial size (in bytes) of the local heap"))
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yield filesizeHandler(UInt16(self, "stack_size", "Initial size (in bytes) of the stack"))
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yield textHandler(UInt32(self, "cs_ip", "Value of CS:IP"), hexadecimal)
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yield textHandler(UInt32(self, "ss_sp", "Value of SS:SP"), hexadecimal)
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yield UInt16(self, "nb_entry_seg_tab", "Number of entries in the segment table")
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yield UInt16(self, "nb_entry_modref_tab", "Number of entries in the module-reference table")
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yield filesizeHandler(UInt16(self, "size_nonres_name_tab", "Number of bytes in the nonresident-name table"))
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yield UInt16(self, "seg_tab_ofs", "Segment table offset")
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yield UInt16(self, "rsrc_ofs", "Resource offset")
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yield UInt16(self, "res_name_tab_ofs", "Resident-name table offset")
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yield UInt16(self, "mod_ref_tab_ofs", "Module-reference table offset")
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yield UInt16(self, "import_tab_ofs", "Imported-name table offset")
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yield UInt32(self, "non_res_name_tab_ofs", "Nonresident-name table offset")
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yield UInt16(self, "nb_mov_ent_pt", "Number of movable entry points")
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yield UInt16(self, "log2_sector_size", "Log2 of the segment sector size")
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yield UInt16(self, "nb_rsrc_seg", "Number of resource segments")
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yield Bit(self, "unknown_os_format", "Operating system format is unknown")
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yield PaddingBits(self, "reserved[]", 1)
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yield Bit(self, "os_windows", "Operating system is Microsoft Windows")
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yield NullBits(self, "reserved[]", 6)
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yield Bit(self, "is_win20_prot", "Is Windows 2.x application running in version 3.x protected mode")
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yield Bit(self, "is_win20_font", "Is Windows 2.x application supporting proportional fonts")
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yield Bit(self, "fast_load", "Contains a fast-load area?")
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yield NullBits(self, "reserved[]", 4)
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yield UInt16(self, "fastload_ofs", "Fast-load area offset (in sector)")
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yield UInt16(self, "fastload_size", "Fast-load area length (in sector)")
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yield NullBytes(self, "reserved[]", 2)
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yield textHandler(UInt16(self, "win_version", "Expected Windows version number"), hexadecimal)
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