POS File Format

Format of Position Data Files in “WinHex”

File format v1.0. Valid as of WinHex 8.32. POS files are used to store selected file or disk offsets along with a textual description.

Offset (0X) Type Description
0 char[15] File signature. ASCII characters “WinHex Pos v1.0” + 0X00
10 32 bit Specifies the number of position chunks stored in the POS file.
14 PositionChunk[] Position chunks of variable size, each containing one position offset and description.


Position chunk format:

Type Element Description
64 bit Offset Specifies the position itself, i. e. the offset within a file or a disk.
8 bit DescrLen Designates the length of Descr in ASCII characters. May be zero if no description is provided.
char[DescrLen] Descr Contains the position description. Not null-terminated.


THE INFORMATION PROVIDED ON THIS PAGE IS PROVIDED “AS IS” WITHOUT WARRANTY OF ANY KIND.