Document revision date: 19 July 1999

Table B-2 lists the OpenVMS data types and their corresponding Ada data type declarations.

Table B-2 Ada Implementations

OpenVMS Data Types	Ada Declarations
access_bit_names	STARLET.ACCESS_BIT_NAMES_TYPE
access_mode	STARLET.ACCESS_MODE_TYPE
address	SYSTEM.ADDRESS
address_range	STARLET.ADDRESS_RANGE_TYPE
arg_list	STARLET.ARG_LIST_TYPE
ast_procedure	SYSTEM.AST_HANDLER
boolean	STANDARD.BOOLEAN
byte_signed	STANDARD.SHORT_SHORT_INTEGER
byte_unsigned	SYSTEM.UNSIGNED_BYTE
channel	STARLET.CHANNEL_TYPE
char_string	STANDARD.STRING
complex_number	User-defined record
cond_value	CONDITION_HANDLING.COND_VALUE_TYPE
context	STARLET.CONTEXT_TYPE
date_time	STARLET.DATE_TIME_TYPE
device_name	STARLET.DEVICE_NAME_TYPE
ef_cluster_name	STARLET.EF_CLUSTER_NAME_TYPE
ef_number	STARLET.EF_NUMBER_TYPE
exit_handler_block	STARLET.EXIT_HANDLER_BLOCK_TYPE
fab	STARLET.FAB_TYPE
file_protection	STARLET.FILE_PROTECTION_TYPE
floating_point	STANDARD.FLOAT STANDARD.LONG_FLOAT STANDARD.LONG_LONG_FLOAT SYSTEM.F_FLOAT SYSTEM.D_FLOAT SYSTEM.G_FLOAT SYSTEM.H_FLOAT ++SYSTEM.IEEE_SINGLE_FLOAT ++SYSTEM.IEEE_DOUBLE_FLOAT
function_code	STARLET.FUNCTION_CODE_TYPE
identifier	SYSTEM.UNSIGNED_LONGWORD
++invo_context_blk	User-defined record
++invo_handle	SYSTEM.UNSIGNED_LONGWORD
io_status_block	STARLET.IOSB_TYPE
item_list_pair	SYSTEM.UNSIGNED_LONGWORD
item_list_2	STARLET.ITEM_LIST_2_TYPE
item_list_3	STARLET.ITEM_LIST_3_TYPE
item_quota_list	User-defined record
lock_id	STARLET.LOCK_ID_TYPE
lock_status_block	STARLET.LOCK_STATUS_BLOCK_TYPE
lock_value_block	STARLET.LOCK_VALUE_BLOCK_TYPE
logical_name	STARLET.LOGICAL_NAME_TYPE
longword_signed	STANDARD.INTEGER
longword_unsigned	SYSTEM.UNSIGNED_LONGWORD
mask_byte	SYSTEM.UNSIGNED_BYTE
mask_longword	SYSTEM.UNSIGNED_LONGWORD
mask_quadword	SYSTEM.UNSIGNED_QUADWORD
mask_word	SYSTEM.UNSIGNED_WORD
mechanism_args	STARLET.CHFDEF2_TYPE
null_arg	SYSTEM.UNSIGNED_LONGWORD
octaword_signed	array(1..4) of SYSTEM.UNSIGNED_LONGWORD
octaword_unsigned	array(1..4) of SYSTEM.UNSIGNED_LONGWORD
page_protection	STARLET.PAGE_PROTECTION_TYPE
procedure	SYSTEM.ADDRESS
process_id	STARLET.PROCESS_ID_TYPE
process_name	STARLET.PROCESS_NAME_TYPE
quadword_signed	SYSTEM.UNSIGNED_QUADWORD
quadword_unsigned	SYSTEM.UNSIGNED_QUADWORD
rights_holder	STARLET.RIGHTS_HOLDER_TYPE
rights_id	STARLET.RIGHTS_ID_TYPE
rab	STARLET.RAB_TYPE
section_id	STARLET.SECTION_ID_TYPE
section_name	STARLET.SECTION_NAME_TYPE
system_access_id	STARLET.SYSTEM_ACCESS_ID_TYPE
time_name	STARLET.TIME_NAME_TYPE
transaction_id	array(1..4) of SYSTEM.UNSIGNED_LONGWORD
uic	STARLET.UIC_TYPE
user_arg	STARLET.USER_ARG_TYPE
varying_arg	SYSTEM.UNSIGNED_LONGWORD
vector_byte_signed	array(1.. n) of STANDARD.SHORT_SHORT_INTEGER
vector_byte_unsigned	array(1.. n) of SYSTEM.UNSIGNED_BYTE
vector_longword_signed	array(1.. n) of STANDARD.INTEGER
vector_longword_unsigned	array(1.. n) of SYSTEM.UNSIGNED_LONGWORD
vector_quadword_signed	array(1.. n) of SYSTEM.UNSIGNED_QUADWORD
vector_quadword_unsigned	array(1.. n) of SYSTEM.UNSIGNED_QUADWORD
vector_word_signed	array(1.. n) of STANDARD.SHORT_INTEGER
vector_word_unsigned	array(1.. n) of SYSTEM.UNSIGNED_WORD
word_signed	STANDARD.SHORT_INTEGER
word_unsigned	SYSTEM.UNSIGNED_WORD

Table B-3 lists the OpenVMS data types and their corresponding APL data type declarations.

Table B-3 APL Implementations

OpenVMS Data Types	APL Declarations
access_bit_names	na
access_mode	/TYPE=BU
address	na
address_range	na
arg_list	na
ast_procedure	na
boolean	/TYPE=V
byte_signed	/TYPE=B
byte_unsigned	/TYPE=BU
channel	/TYPE=WU
char_string	/TYPE=T
complex_number	/TYPE=FC /TYPE=DC /TYPE=GC /TYPE=HC
cond_value	/TYPE=LU
context	na
date_time	na
device_name	/TYPE=T
ef_cluster_name	/TYPE=T
ef_number	/TYPE=LU
exit_handler_block	na
fab	na
file_protection	/TYPE=WU
floating_point	/TYPE=F /TYPE=D /TYPE=G /TYPE=H
function_code	na
identifier	na
io_status_block	na
item_list_2	na
item_list_3	na
item_list_pair	na
item_quota_list	na
lock_id	/TYPE=LU
lock_status_block	na
lock_value_block	na
logical_name	/TYPE=T
longword_signed	/TYPE=L
longword_unsigned	/TYPE=LU
mask_byte	/TYPE=BU
mask_longword	/TYPE=LU
mask_quadword	na
mask_word	/TYPE=WU
null_arg	/TYPE=LU
octaword_signed	na
octaword_unsigned	na
page_protection	/TYPE=LU
procedure	na
process_id	/TYPE=LU
process_name	/TYPE=T
quadword_signed	na
quadword_unsigned	na
rights_holder	na
rights_id	/TYPE=LU
rab	na
section_id	na
section_name	/TYPE=T
system_access_id	na
time_name	/TYPE=T
transaction_id	na
uic	/TYPE=LU
user_arg	/TYPE=LU
varying_arg	na
vector_byte_signed	/TYPE=B
vector_byte_unsigned	/TYPE=BU
vector_longword_signed	/TYPE=L
vector_longword_unsigned	/TYPE=LU
vector_quadword_signed	na
vector_quadword_unsigned	na
vector_word_signed	/TYPE=W
vector_word_unsigned	/TYPE=WU
word_signed	/TYPE=W
word_unsigned	/TYPE=WU

Table B-4 lists the OpenVMS data types and their corresponding BASIC data type declarations.

Table B-4 BASIC Implementations

OpenVMS Data Type	BASIC Declarations
access_bit_names	na
access_mode	BYTE (signed)
address	LONG
address_range	LONG address_range (1) or RECORD address_range LONG beginning_address LONG ending_address END RECORD
arg_list	na
ast_procedure	EXTERNAL LONG ast_proc
boolean	LONG
byte_signed	BYTE
byte_unsigned	BYTE 1
channel	WORD
char_string	STRING
complex_number	RECORD complex REAL real_part REAL imaginary_part END RECORD
cond_value	LONG
context	LONG
date_time	RECORD date_time LONG FILL (2) END RECORD
device_name	STRING
ef_cluster_name	STRING
ef_number	LONG
exit_handler_block	RECORD EHCB LONG flink LONG handler_addr BYTE arg_count BYTE FILL (3) LONG status_value_addr END RECORD
fab	na
file_protection	LONG
floating_point	SINGLE DOUBLE GFLOAT HFLOAT
function_code	RECORD function-code WORD major-function WORD subfunction END RECORD
identifier	LONG
io_status_block	RECORD iosb WORD iosb-field (3) END RECORD
item_list_2	RECORD item_list_two GROUP item(15) VARIANT CASE WORD comp_length WORD code LONG comp_address CASE LONG terminator END VARIANT END GROUP END RECORD
item_list_3	RECORD item_list_3 GROUP item (15) VARIANT CASE WORD buf_len WORD code LONG buffer_address LONG length_address CASE LONG terminator END VARIANT END GROUP END RECORD
item_list_pair	RECORD item_list_pair GROUP item (15) VARIANT CASE LONG code LONG value CASE LONG terminator END VARIANT END GROUP END RECORD item_list_pair
item_quota_list	RECORD item_quota_list GROUP quota ( n) VARIANT CASE BYTE quota_name LONG value CASE BYTE list_end END VARIANT END GROUP END RECORD
lock_id	LONG
lock_status_block	na
lock_value_block	na
logical_name	STRING
longword_signed	LONG
longword_unsigned	LONG 1
mask_byte	BYTE
mask_longword	LONG
mask_quadword	RECORD quadword LONG FILL (2) END RECORD 1
mask_word	WORD
null_arg	A null argument is indicated by a comma used as a placeholder in the argument list.
octaword_signed	na
octaword_unsigned	na
page_protection	LONG
procedure	EXTERNAL LONG proc
process_id	LONG
process_name	STRING
quadword_signed	RECORD quadword LONG FILL (2) END RECORD
quadword_unsigned	RECORD quadword LONG FILL (2) END RECORD 1
rights_holder	RECORD quadword LONG FILL (2) END RECORD 1
rights_id	LONG
rab	na
section_id	RECORD quadword LONG FILL (2) END RECORD 1
section_name	STRING
system_access_id	RECORD quadword LONG FILL (2) END RECORD 1
time_name	STRING
transaction_id	na
uic	LONG
user_arg	LONG
varying_arg	Depends on the application.
vector_byte_signed	BYTE array n
vector_byte_unsigned	BYTE array n 1
vector_longword_signed	LONG array n
vector_longword_unsigned	LONG array n 1
vector_quadword_signed	na
vector_quadword_unsigned	na
vector_word_signed	WORD array n
vector_word_unsigned	WORD array n 1
word_signed	WORD
word_unsigned	WORD 1

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