Tianocore includes UEFI developer tools for creating ‘blobs’. But it also includes one tool useful for security researchers to examine existing Firmware Volumes. It is an OS-present tool that works on Mac/Windows/Linux, not a UEFI Shell tool.
https://github.com/tianocore/edk2/blob/master/BaseTools/Source/C/VolInfo/VolInfo.c
https://github.com/tianocore/edk2/tree/master/BaseTools/Source/C/VolInfo
https://github.com/tianocore/tianocore.github.io/wiki/EDK-II-Tools-List
https://github.com/tianocore/edk2/tree/master/BaseTools/UserManuals
https://raw.githubusercontent.com/tianocore/edk2/master/BaseTools/UserManuals/VolInfo_Utility_Man_Page.rtf
https://edk2-docs.gitbooks.io/edk-ii-build-specification/content/v/release/1.27/2_design_discussion/22_uefipi_firmware_images.html
http://wiki.phoenix.com/wiki/index.php/EFI_FIRMWARE_VOLUME_HEADER
Usage: VolInfo [options] <input_file>
Display Tiano Firmware Volume FFS image information
-h, –help — Show this help message and exit
–version — Show program’s version number and exit
-d [DEBUG], –debug [DEBUG] — Output DEBUG statements, where DEBUG_LEVEL is 0 (min) – 9 (max)
-v, –verbose — Print informational statements
-q, –quiet — Returns the exit code, error messages will be displayed
-s, –silent — Returns only the exit code; informational and errorvmessages are not displayed
-x XREF_FILENAME, –xref XREF_FILENAME — Parse the basename to file-guid cross reference file(s)
-f OFFSET, –offset OFFSET — The offset from the start of the input file to start processing an FV
–hash — Generate HASH value of the entire PE image
