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(* Created: 12-Mar-2013 10:27:10 by OpenVMS SDL EV3-3      *)
(* Source:  13-JAN-2012 16:21:42 $1$DGA106:[ENCRYPT.SRC]ENCRYPT_DEF.SDL;1 *)
(********************************************************************************************************************************)
 
MODULE ENCRYPT_DEF ;
 
[HIDDEN] TYPE	(**** Pre-declared data types ****)
	$BYTE = [BYTE] -128..127;
	$WORD = [WORD] -32768..32767;
	$QUAD = [QUAD,UNSAFE] RECORD
		L0:UNSIGNED; L1:INTEGER; END;
	$OCTA = [OCTA,UNSAFE] RECORD
		L0,L1,L2:UNSIGNED; L3:INTEGER; END;
	$UBYTE = [BYTE] 0..255;
	$UWORD = [WORD] 0..65535;
	$UQUAD = [QUAD,UNSAFE] RECORD
		L0,L1:UNSIGNED; END;
	$UOCTA = [OCTA,UNSAFE] RECORD
		L0,L1,L2,L3:UNSIGNED; END;
	$UOCTAQUAD = [OCTA(2),UNSAFE] RECORD
		L0,L1,L2,L3,L4,L5,L6,L7:UNSIGNED; END;
	$PACKED_DEC = [BIT(4),UNSAFE] 0..15;
	$DEFTYP = [UNSAFE] INTEGER;
	$DEFPTR = [UNSAFE] ^$DEFTYP;
	$BOOL = [BIT(1),UNSAFE] BOOLEAN;
	$BIT2 = [BIT(2),UNSAFE] 0..3;
	$BIT3 = [BIT(3),UNSAFE] 0..7;
	$BIT4 = [BIT(4),UNSAFE] 0..15;
	$BIT5 = [BIT(5),UNSAFE] 0..31;
	$BIT6 = [BIT(6),UNSAFE] 0..63;
	$BIT7 = [BIT(7),UNSAFE] 0..127;
	$BIT8 = [BIT(8),UNSAFE] 0..255;
	$BIT9 = [BIT(9),UNSAFE] 0..511;
	$BIT10 = [BIT(10),UNSAFE] 0..1023;
	$BIT11 = [BIT(11),UNSAFE] 0..2047;
	$BIT12 = [BIT(12),UNSAFE] 0..4095;
	$BIT13 = [BIT(13),UNSAFE] 0..8191;
	$BIT14 = [BIT(14),UNSAFE] 0..16383;
	$BIT15 = [BIT(15),UNSAFE] 0..32767;
	$BIT16 = [BIT(16),UNSAFE] 0..65535;
	$BIT17 = [BIT(17),UNSAFE] 0..131071;
	$BIT18 = [BIT(18),UNSAFE] 0..262143;
	$BIT19 = [BIT(19),UNSAFE] 0..524287;
	$BIT20 = [BIT(20),UNSAFE] 0..1048575;
	$BIT21 = [BIT(21),UNSAFE] 0..2097151;
	$BIT22 = [BIT(22),UNSAFE] 0..4194303;
	$BIT23 = [BIT(23),UNSAFE] 0..8388607;
	$BIT24 = [BIT(24),UNSAFE] 0..16777215;
	$BIT25 = [BIT(25),UNSAFE] 0..33554431;
	$BIT26 = [BIT(26),UNSAFE] 0..67108863;
	$BIT27 = [BIT(27),UNSAFE] 0..134217727;
	$BIT28 = [BIT(28),UNSAFE] 0..268435455;
	$BIT29 = [BIT(29),UNSAFE] 0..536870911;
	$BIT30 = [BIT(30),UNSAFE] 0..1073741823;
	$BIT31 = [BIT(31),UNSAFE] 0..2147483647;
	$BIT32 = [BIT(32),UNSAFE] UNSIGNED;
 
(*** MODULE encrypt_def IDENT V01.10 ***)
 
(*                                                                          *)
(* Initialize context for encrypt/decrypt operations                        *)
(* Accepts following arguments                                              *)
(*   context : type - longword integer signed; access - write only; mechanism - by reference *)
(*   algorithm : type - char_string; access - read/write; mechanism - by descriptor *)
(*   key-type : type - longword logical unsigned; access - read only; mechanism - by reference *)
(*   key-name : type - char_string; access - read only; mechanism - by descriptor *)
(*   [ p1 ] : type - quadword[1] (DES), quadword[2] (AES); access - read only; mechanism - by reference *)
(*                                                                          *)
 
[ASYNCHRONOUS] FUNCTION encrypt$init (
	VAR context : [VOLATILE] UNSIGNED;
	algorithm : [CLASS_S] PACKED ARRAY [$l2..$u2:INTEGER] OF CHAR;
	key_type : UNSIGNED;
	key_descriptor : [CLASS_S] PACKED ARRAY [$l4..$u4:INTEGER] OF CHAR;
	extra_parameter : UNSIGNED := %IMMED 0) : INTEGER; EXTERNAL;
 
(*                                                                          *)
(* Perform encryption of next record of plaintext                           *)
(* Accepts following arguments                                              *)
(*   context : type - longword integer signed; access - write only; mechanism - by reference *)
(*   input : type - char_string; access - read only; mechanism - by descriptor *)
(*   output : type - char_string; access - write only; mechanism - by descriptor *)
(*  [output-length] : type - word integer; access - write only; mechanism - by reference *)
(*  [p1] : type - quadword[1] (DES), quadword[2] (AES); access - read only; mechanism - by reference *)
(*                                                                          *)
 
[ASYNCHRONOUS] FUNCTION encrypt$encrypt (
	context : UNSIGNED;
	input : [CLASS_S] PACKED ARRAY [$l2..$u2:INTEGER] OF CHAR;
	VAR output : [CLASS_S,VOLATILE] PACKED ARRAY [$l3..$u3:INTEGER] OF CHAR;
	VAR output_count : [VOLATILE] UNSIGNED := %IMMED 0;
	extra_parameter : UNSIGNED := %IMMED 0) : INTEGER; EXTERNAL;
 
(*                                                                          *)
(* Perform decryption of next record of plaintext                           *)
(* Accepts following arguments                                              *)
(*   context : type - longword integer signed; access - write only; mechanism - by reference *)
(*   input : type - char_string; access - read only; mechanism - by descriptor *)
(*   output : type - char_string; access - write only; mechanism - by descriptor *)
(*  [output-length] : type - word integer; access - write only; mechanism - by reference *)
(*  [p1] : type - quadword[1] (DES), quadword[2] (AES); access - read only; mechanism - by reference *)
(*                                                                          *)
 
[ASYNCHRONOUS] FUNCTION encrypt$decrypt (
	context : UNSIGNED;
	input : [CLASS_S] PACKED ARRAY [$l2..$u2:INTEGER] OF CHAR;
	VAR output : [CLASS_S,VOLATILE] PACKED ARRAY [$l3..$u3:INTEGER] OF CHAR;
	VAR output_count : [VOLATILE] UNSIGNED := %IMMED 0;
	extra_parameter : UNSIGNED := %IMMED 0) : INTEGER; EXTERNAL;
 
(*                                                                          *)
(* Disassociates the encryption context and releases it                     *)
(* Accepts following arguments                                              *)
(*   context : type - longword integer signed; access - read/write; mechanism - by reference *)
(*                                                                          *)
 
[ASYNCHRONOUS] FUNCTION encrypt$fini (
	VAR context : [VOLATILE] UNSIGNED;
	extra_parameter : UNSIGNED := %IMMED 0) : INTEGER; EXTERNAL;
 
(*                                                                          *)
(* Gains access to the statistics maintained by the Encryption software     *)
(* Accepts following arguments                                              *)
(*   context : type - longword; access - read only; mechanism - by reference *)
(*   code : type - longword; access - read only; mechanism - by reference   *)
(*   destination : type - char_string; access - write only; mechanism - by descriptor *)
(*   return-length : type - longword; access - write only; mechanism - by reference *)
(*                                                                          *)
 
[ASYNCHRONOUS] FUNCTION encrypt$statistics (
	context : UNSIGNED;
	code : UNSIGNED;
	VAR destination : [CLASS_S,VOLATILE] PACKED ARRAY [$l3..$u3:INTEGER] OF CHAR;
	VAR return_length : [VOLATILE] UNSIGNED) : INTEGER; EXTERNAL;
 
(*                                                                          *)
(* Places a key definition into the process, group, job, or system key storage table *)
(* Accepts following arguments                                              *)
(*   key-name : type - char_string; access - read only; mechanism - by descriptor *)
(*   key-value : type - char_string; access - read only; mechanism - by descriptor *)
(*   key-flags : type - longword; access - read only; mechanism - by reference *)
(*                                                                          *)
 
[ASYNCHRONOUS] FUNCTION encrypt$define_key (
	key_name : [CLASS_S] PACKED ARRAY [$l1..$u1:INTEGER] OF CHAR;
	key_value : [CLASS_S] PACKED ARRAY [$l2..$u2:INTEGER] OF CHAR;
	key_flags : UNSIGNED;
	key_protection : UNSIGNED := %IMMED 0) : INTEGER; EXTERNAL;
 
(*                                                                          *)
(* Deletes a key definition from a key storage table                        *)
(* Accepts following arguments                                              *)
(*   key-name : type - char_string; access - read only; mechanism - by descriptor *)
(*   key-flags : type - longword; access - read only; mechanism - by reference *)
(*                                                                          *)
 
[ASYNCHRONOUS] FUNCTION encrypt$delete_key (
	key_name : [CLASS_S] PACKED ARRAY [$l1..$u1:INTEGER] OF CHAR;
	key_flags : UNSIGNED) : INTEGER; EXTERNAL;
 
(*                                                                          *)
(* Encrypts or decrypts data files                                          *)
(* Accepts following arguments                                              *)
(*   input-file : type - char_string; access - read only; mechanism - by descriptor *)
(*   output-file : type - char_string; access - read only; mechanism - by descriptor *)
(*   key-name : type - char_string; access - read only; mechanism - by descriptor *)
(*   algorithm : type - char_string; access - read only; mechanism - by descriptor *)
(*   file-flags : type - longword; access - read only; mechanism - by reference *)
(*  [item-list] : type - item_list_3; access - read only; mechanism - by descriptor *)
(*                                                                          *)
 
[ASYNCHRONOUS] FUNCTION encrypt$encrypt_file (
	input_file : [CLASS_S] PACKED ARRAY [$l1..$u1:INTEGER] OF CHAR;
	output_file : [CLASS_S] PACKED ARRAY [$l2..$u2:INTEGER] OF CHAR;
	key_name : [CLASS_S] PACKED ARRAY [$l3..$u3:INTEGER] OF CHAR;
	algorithm : [CLASS_S] PACKED ARRAY [$l4..$u4:INTEGER] OF CHAR;
	file_flags : UNSIGNED;
	item_list : UNSIGNED := %IMMED 0) : INTEGER; EXTERNAL;
 
(*                                                                          *)
(* Encrypts a small amount of data in an encrypt stream                     *)
(* Accepts following arguments                                              *)
(*   input : type - char_string; access - read only; mechanism - by descriptor *)
(*   output : type - char_string; access - write only; mechanism - by descriptor *)
(*   key-name : type - char_string; access - read only; mechanism - by descriptor *)
(*   algorithm : type - char_string; access - read only; mechanism - by descriptor *)
(*                                                                          *)
 
[ASYNCHRONOUS] FUNCTION encrypt$encrypt_one_record (
	input : [CLASS_S] PACKED ARRAY [$l1..$u1:INTEGER] OF CHAR;
	VAR output : [CLASS_S,VOLATILE] PACKED ARRAY [$l2..$u2:INTEGER] OF CHAR;
	key_name : [CLASS_S] PACKED ARRAY [$l3..$u3:INTEGER] OF CHAR;
	algorithm : [CLASS_S] PACKED ARRAY [$l4..$u4:INTEGER] OF CHAR) : INTEGER; EXTERNAL;
 
(*                                                                          *)
(* Decrypts a small amount of data on a decrypt stream                      *)
(* Accepts following arguments                                              *)
(*   input : type - char_string; access - read only; mechanism - by descriptor *)
(*   output : type - char_string; access - write only; mechanism - by descriptor *)
(*   key-name : type - char_string; access - read only; mechanism - by descriptor *)
(*   algorithm : type - char_string; access - read only; mechanism - by descriptor *)
(*                                                                          *)
 
[ASYNCHRONOUS] FUNCTION encrypt$decrypt_one_record (
	input : [CLASS_S] PACKED ARRAY [$l1..$u1:INTEGER] OF CHAR;
	VAR output : [CLASS_S,VOLATILE] PACKED ARRAY [$l2..$u2:INTEGER] OF CHAR;
	key_name : [CLASS_S] PACKED ARRAY [$l3..$u3:INTEGER] OF CHAR;
	algorithm : [CLASS_S] PACKED ARRAY [$l4..$u4:INTEGER] OF CHAR) : INTEGER; EXTERNAL;
 
(*                                                                          *)
(* Generates a random key value                                             *)
(* Accepts following arguments                                              *)
(*   algorithm-name : type - char_string; access - read only; mechanism - by descriptor *)
(*   key-length : type - word unsigned; access - read only; mechanism - by reference *)
(*  [factor-a] : type - char_string; access - read only; mechanism - by descriptor *)
(*  [factor-b] : type - char_string; access - read only; mechanism - by descriptor *)
(*  [factor-c] : type - char_string; access - read only; mechanism - by descriptor *)
(*  [key-buffer] : type - char_string; access - write; mechanism - by descriptor *)
(*                                                                          *)
 
[ASYNCHRONOUS] FUNCTION encrypt$generate_key (
	algorithm : [CLASS_S] PACKED ARRAY [$l1..$u1:INTEGER] OF CHAR;
	key_length : UNSIGNED;
	factor_a : [CLASS_S] PACKED ARRAY [$l3..$u3:INTEGER] OF CHAR;
	factor_b : [CLASS_S] PACKED ARRAY [$l4..$u4:INTEGER] OF CHAR;
	factor_c : [CLASS_S] PACKED ARRAY [$l5..$u5:INTEGER] OF CHAR;
	VAR key_buffer : [CLASS_S,VOLATILE] PACKED ARRAY [$l6..$u6:INTEGER] OF CHAR) : INTEGER; EXTERNAL;
 
(*                                                                          *)
(* Unsupported calls                                                        *)
(*                                                                          *)
 
[ASYNCHRONOUS] FUNCTION encrypt$init_asyn (
	efn : UNSIGNED;
	VAR context : [VOLATILE] UNSIGNED;
	%IMMED [UNBOUND, ASYNCHRONOUS] PROCEDURE ast_address;
	ast_parameter : UNSIGNED;
	status_block : $QUAD;
	item_list : UNSIGNED) : INTEGER; EXTERNAL;
 
[ASYNCHRONOUS] FUNCTION encrypt$encrypt_asyn (
	efn : UNSIGNED;
	context : UNSIGNED;
	input : [CLASS_S] PACKED ARRAY [$l3..$u3:INTEGER] OF CHAR;
	VAR output : [CLASS_S,VOLATILE] PACKED ARRAY [$l4..$u4:INTEGER] OF CHAR;
	%IMMED [UNBOUND, ASYNCHRONOUS] PROCEDURE ast_address;
	ast_parameter : UNSIGNED;
	status_block : $QUAD;
	item_list : UNSIGNED) : INTEGER; EXTERNAL;
 
[ASYNCHRONOUS] FUNCTION encrypt$decrypt_asyn (
	efn : UNSIGNED;
	context : UNSIGNED;
	input : [CLASS_S] PACKED ARRAY [$l3..$u3:INTEGER] OF CHAR;
	VAR output : [CLASS_S,VOLATILE] PACKED ARRAY [$l4..$u4:INTEGER] OF CHAR;
	%IMMED [UNBOUND, ASYNCHRONOUS] PROCEDURE ast_address;
	ast_parameter : UNSIGNED;
	status_block : $QUAD;
	item_list : UNSIGNED) : INTEGER; EXTERNAL;
 
[ASYNCHRONOUS] FUNCTION encrypt$fini_asyn (
	efn : UNSIGNED;
	VAR context : [VOLATILE] UNSIGNED;
	%IMMED [UNBOUND, ASYNCHRONOUS] PROCEDURE ast_address;
	ast_parameter : UNSIGNED;
	status_block : $QUAD;
	item_list : UNSIGNED) : INTEGER; EXTERNAL;
 
[ASYNCHRONOUS] FUNCTION encrypt$sync_asyn (
	efn : UNSIGNED;
	context : UNSIGNED;
	status_block : $QUAD) : INTEGER; EXTERNAL;
 
END.