#------------------------------------------------------------------------------ # $File: kerberos,v 1.3 2019/04/19 00:42:27 christos Exp $ # kerberos: MIT kerberos file binary formats # # This magic entry is for demonstration purposes and could be improved # if the following features were implemented in file: # # Strings inside [[ .. ]] in the descriptions have special meanings and # are not printed. # # - Provide some form of iteration in number of components # [[${counter}=%d]] in the description # then append # [${counter}--] in the offset of the entries # - Provide a way to round the next offset # Add [R:4] after the offset? # - Provide a way to have optional entries # XXX: Syntax: # - Provide a way to "save" entries to print them later. # if the description is [[${name}=%s]], then nothing is # printed and a subsequent entry in the same magic file # can refer to ${name} # - Provide a way to format strings as hex values # # https://www.gnu.org/software/shishi/manual/html_node/\ # The-Keytab-Binary-File-Format.html # 0 name keytab_entry #>0 beshort x \b, size=%d #>2 beshort x \b, components=%d >4 pstring/H x \b, realm=%s >>&0 pstring/H x \b, principal=%s/ >>>&0 pstring/H x \b%s >>>>&0 belong x \b, type=%d >>>>>&0 bedate x \b, date=%s >>>>>>&0 byte x \b, kvno=%u #>>>>>>>&0 pstring/H x #>>>>>>>>&0 belong x #>>>>>>>>>>&0 use keytab_entry 0 belong 0x05020000 Kerberos Keytab file >4 use keytab_entry |