chmod-calc

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Comprehensive File and Directory Inspection Tool

SYNOPSIS

chmod-calc <file_path>

DESCRIPTION

chmod-calc is a comprehensive file and directory inspection tool that consolidates various Linux command functionalities into a single utility. It displays detailed information about a file or directory, including:

• Basic permissions (Owner, Group, Public)
• Octal representation of permissions
• File type (Regular File, Directory, Symlink, Hardlink, etc.)
• Owner and group information
• Access Control Lists (ACLs) status
• Extended attributes (xattr) status
• Linux capabilities (getcap)
• Immutable attribute (chattr +i)
• File size and link count
• Special attributes (SUID, SGID, Sticky Bit)
• Hidden file detection

RETURN VALUES

• 0 Successfully retrieved and displayed file information.
• 1 File not found or an error occurred.

EXAMPLE

Run chmod-calc.

Note: replace ./example_file with the actual path to the file or folder.

chmod-calc ./example_file

Sample output:

Permissions for: ./example_file
Type: Regular File
Owner: user   Group: user
Octal Permissions: 644
File Size: 123 bytes
Link Count: 1
Hidden File: No
ACLs: none
Extended Attributes: none
Capabilities: None
Immutable (chattr +i): No

Category   Read   Write   Execute
Owner      Yes    Yes     No
Group      Yes    No      No
Public     Yes    No      No

Special Attributes:
SUID: Not Set
SGID: Not Set
Sticky Bit: Not Set

SOURCE CODE

• https://github.com/Kicksecure/helper-scripts/blob/master/usr/bin/chmod-calc

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Kicksecure is proudly supported until 2025 by Power Up Privacy, a privacy advocacy group that seeks to supercharge privacy projects with resources so they can complete their mission of making our world a better place. (Strictly subject to our sponsorship policy.)

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