CopyFile copies a file from src to dst.

Exists returns true if the file or directory exists in the file system.

GetFilenames returns a slize of files and directories for the specified path.

HashStringOf calcualtes the hash of the 'data' and returns it.

HashStringOfReturnHex calcualtes the hash of the 'data' and returns it.

InsertImage adds an image to the document on the current page.

Keccak256 use the Ethereum Keccak hasing fucntions to return a hash from a list of values.

MatchFn returns true if the 'need' file is in the list of avaiable files.

MerkleHash calcualtes a Merkle tree hash for the [][]byte input.

MerkleLeaves calculates the hash of the passed leaf hashes.

MoveFile will move a file from one path to a new path - this is a rename.

NewDocImageProcTypeServer will create a copy of the server for testing.

NewReport retunes an initialized pdf document with a title of 'Document'.

SavePDF writes the pdf to the specified file name.

SearializeDocumentType searalizes a documentType for hashing.

SearializeMetaDocumentType searalizes a metaDocumentType for hashing.

SizeOfImage returns the height and width of the image in pixels.