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|
!****h* ROBODoc/H5VL
!
! NAME
! MODULE H5VL
!
! PURPOSE
! This file contains Fortran interfaces for H5VL (VOL) functions.
!
! COPYRIGHT
! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
! Copyright by The HDF Group. *
! Copyright by the Board of Trustees of the University of Illinois. *
! All rights reserved. *
! *
! This file is part of HDF5. The full HDF5 copyright notice, including *
! terms governing use, modification, and redistribution, is contained in *
! the COPYING file, which can be found at the root of the source code *
! distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. *
! If you do not have access to either file, you may request a copy from *
! help@hdfgroup.org. *
! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
!
! NOTES
! _____ __ __ _____ ____ _____ _______ _ _ _______
! |_ _| \/ | __ \ / __ \| __ \__ __|/\ | \ | |__ __|
! **** | | | \ / | |__) | | | | |__) | | | / \ | \| | | | ****
! **** | | | |\/| | ___/| | | | _ / | | / /\ \ | . ` | | | ****
! **** _| |_| | | | | | |__| | | \ \ | |/ ____ \| |\ | | | ****
! |_____|_| |_|_| \____/|_| \_\ |_/_/ \_\_| \_| |_|
!
! If you add a new H5VL function you must add the function name to the
! Windows dll file 'hdf5_fortrandll.def.in' in the fortran/src directory.
! This is needed for Windows based operating systems.
!
!*****
MODULE H5VL
USE, INTRINSIC :: ISO_C_BINDING, ONLY : C_PTR, C_FUNPTR, C_CHAR, C_INT64_T, C_INT
USE H5GLOBAL
USE H5fortkit
IMPLICIT NONE
CONTAINS
! H5VLregister_connector
!
!****s* H5VL/H5VLregister_connector_by_name_f
!
! NAME
! H5VLregister_connector_by_name_f
!
! PURPOSE
! Registers a new VOL connector as a member of the virtual object
! layer class by name.
!
! INPUTS
! name - Connector name
! OUTPUTS
! vol_id - VOL id
! hdferr - Returns 0 if successful and -1 if fails
! SOURCE
SUBROUTINE H5VLregister_connector_by_name_f(name, vol_id, hdferr, vipl_id)
IMPLICIT NONE
CHARACTER(LEN=*), INTENT(IN) :: name
INTEGER(HID_T), INTENT(OUT) :: vol_id
INTEGER, INTENT(OUT) :: hdferr
INTEGER(HID_T), OPTIONAL, INTENT(IN) :: vipl_id
!*****
CHARACTER(LEN=LEN_TRIM(name)+1,KIND=C_CHAR) :: c_name
INTEGER(HID_T) :: vipl_id_default
INTERFACE
INTEGER(HID_T) FUNCTION H5VLregister_connector_by_name(name, vipl_id) &
BIND(C,NAME='H5VLregister_connector_by_name')
IMPORT :: C_CHAR
IMPORT :: HID_T
CHARACTER(KIND=C_CHAR), DIMENSION(*), INTENT(IN) :: name
INTEGER(HID_T), INTENT(IN), VALUE :: vipl_id
END FUNCTION H5VLregister_connector_by_name
END INTERFACE
vipl_id_default = H5P_DEFAULT_F
IF(PRESENT(vipl_id)) vipl_id_default = vipl_id
c_name = TRIM(name)//C_NULL_CHAR
vol_id = H5VLregister_connector_by_name(c_name, vipl_id_default)
hdferr = 0
IF(vol_id.LT.0) hdferr = H5I_INVALID_HID_F
END SUBROUTINE H5VLregister_connector_by_name_f
SUBROUTINE H5VLregister_connector_by_value_f(connector_value, vol_id, hdferr, vipl_id)
IMPLICIT NONE
INTEGER, INTENT(IN) :: connector_value
INTEGER(HID_T), INTENT(OUT) :: vol_id
INTEGER, INTENT(OUT) :: hdferr
INTEGER(HID_T), OPTIONAL, INTENT(IN) :: vipl_id
!*****
INTEGER(HID_T) :: vipl_id_default
INTERFACE
INTEGER(HID_T) FUNCTION H5VLregister_connector_by_value(connector_value, vipl_id) &
BIND(C,NAME='H5VLregister_connector_by_value')
IMPORT :: HID_T
IMPORT :: C_INT
INTEGER(C_INT), VALUE :: connector_value
INTEGER(HID_T), INTENT(IN), VALUE :: vipl_id
END FUNCTION H5VLregister_connector_by_value
END INTERFACE
vipl_id_default = H5P_DEFAULT_F
IF(PRESENT(vipl_id)) vipl_id_default = vipl_id
vol_id = H5VLregister_connector_by_value(INT(connector_value,C_INT), vipl_id_default)
hdferr = 0
IF(vol_id.LT.0) hdferr = H5I_INVALID_HID_F
END SUBROUTINE H5VLregister_connector_by_value_f
!
!****s* H5VL/H5VLis_connector_registered_f
!
! NAME
! H5VLis_connector_registered_f
!
! PURPOSE
! Tests whether a VOL class has been registered or not.
!
! INPUTS
! name - Connector name
! OUTPUTS
! registered - state of VOL class registration
! hdferr - Returns 0 if successful and -1 if fails
! SOURCE
SUBROUTINE H5VLis_connector_registered_f(name, registered, hdferr)
IMPLICIT NONE
CHARACTER(LEN=*), INTENT(IN) :: name
LOGICAL, INTENT(OUT) :: registered
INTEGER, INTENT(OUT) :: hdferr
!*****
CHARACTER(LEN=LEN_TRIM(name)+1,KIND=C_CHAR) :: c_name
INTEGER(C_INT) :: registered_c
INTERFACE
INTEGER(C_INT) FUNCTION H5VLis_connector_registered(name) BIND(C,NAME='H5VLis_connector_registered')
IMPORT :: C_CHAR
IMPORT :: C_INT
CHARACTER(KIND=C_CHAR), DIMENSION(*), INTENT(IN) :: name
END FUNCTION H5VLis_connector_registered
END INTERFACE
c_name = TRIM(name)//C_NULL_CHAR
registered_c = H5VLis_connector_registered(c_name)
hdferr = 0
registered = .FALSE.
IF(registered_c .GT. 0) registered = .TRUE.
IF(registered_c .LT. 0) hdferr = INT(registered_c)
END SUBROUTINE H5VLis_connector_registered_f
!
!****s* H5VL/H5VLis_connector_registered_f
!
! NAME
! H5VLis_connector_registered_f
!
! PURPOSE
! Retrieves the ID for a registered VOL connector.
!
! INPUTS
! name - Connector name
! OUTPUTS
! vol_id - Connector id
! hdferr - Returns 0 if successful and -1 if fails
! SOURCE
SUBROUTINE H5VLget_connector_id_f(name, vol_id, hdferr)
IMPLICIT NONE
CHARACTER(LEN=*), INTENT(IN) :: name
INTEGER(HID_T), INTENT(OUT) :: vol_id
INTEGER, INTENT(OUT) :: hdferr
!*****
CHARACTER(LEN=LEN_TRIM(name)+1,KIND=C_CHAR) :: c_name
INTERFACE
INTEGER(HID_T) FUNCTION H5VLget_connector_id(name) BIND(C,NAME='H5VLget_connector_id')
IMPORT :: C_CHAR
IMPORT :: HID_T
CHARACTER(KIND=C_CHAR), DIMENSION(*), INTENT(IN) :: name
END FUNCTION H5VLget_connector_id
END INTERFACE
c_name = TRIM(name)//C_NULL_CHAR
vol_id = H5VLget_connector_id(c_name)
IF(vol_id.LT.0)THEN
hdferr = -1
vol_id = H5I_INVALID_HID_F
ENDIF
END SUBROUTINE H5VLget_connector_id_f
SUBROUTINE H5VLget_connector_name_f(obj_id, name, hdferr, name_len)
IMPLICIT NONE
INTEGER(HID_T), INTENT(IN) :: obj_id
CHARACTER(LEN=*), INTENT(OUT) :: name
INTEGER, INTENT(OUT) :: hdferr
INTEGER(SIZE_T), OPTIONAL :: name_len
!*****
CHARACTER(LEN=1,KIND=C_CHAR), DIMENSION(1:LEN(name)+1), TARGET :: c_name
INTEGER(SIZE_T) :: l
TYPE(C_PTR) :: f_ptr
INTERFACE
INTEGER(SIZE_T) FUNCTION H5VLget_connector_name(obj_id, name, size) BIND(C,NAME='H5VLget_connector_name')
IMPORT :: HID_T, SIZE_T, C_PTR, C_CHAR
IMPLICIT NONE
INTEGER(HID_T) , INTENT(IN), VALUE :: obj_id
CHARACTER(KIND=C_CHAR), DIMENSION(*), INTENT(OUT) :: name
! TYPE(C_PTR), value :: name
INTEGER(SIZE_T), INTENT(IN), VALUE :: size
END FUNCTION H5VLget_connector_name
END INTERFACE
hdferr = 0
IF(PRESENT(name_len))THEN
c_name(1:1)(1:1) = C_NULL_CHAR
name_len = INT(H5VLget_connector_name(obj_id, c_name, 1_SIZE_T), SIZE_T)
IF(name_len.LT.0) hdferr = H5I_INVALID_HID_F
ELSE
l = INT(LEN(name)+1,SIZE_T)
IF(INT(H5VLget_connector_name(obj_id, c_name, l), SIZE_T).LT.0)THEN
hdferr = H5I_INVALID_HID_F
ELSE
CALL HD5c2fstring(name,c_name,LEN(name))
ENDIF
ENDIF
END SUBROUTINE H5VLget_connector_name_f
!
!
!****s* H5VL/H5VLclose_f
!
! NAME
! H5VLclose_f
!
! PURPOSE
! Closes a VOL connector ID.
!
! INPUTS
! vol_id - A valid identifier of the connectory to unregister.
!
! OUTPUTS
! hdferr - Returns 0 if successful and -1 if fails
! SOURCE
SUBROUTINE H5VLclose_f(vol_id, hdferr)
IMPLICIT NONE
INTEGER(HID_T), INTENT(IN) :: vol_id
INTEGER, INTENT(OUT) :: hdferr
!*****
INTERFACE
INTEGER FUNCTION H5VLclose(vol_id) BIND(C, NAME='H5VLclose')
IMPORT :: HID_T
INTEGER(HID_T), INTENT(IN), VALUE :: vol_id
END FUNCTION H5VLclose
END INTERFACE
hdferr = INT(H5VLclose(vol_id))
END SUBROUTINE H5VLclose_f
!
!****s* H5VL/H5VLunregister_connector_f
!
! NAME
! H5VLunregister_connector_f
!
! PURPOSE
! Removes a VOL connector ID from the library.
!
! INPUTS
! plugin_id - A valid identifier of the connector to unregister.
!
! OUTPUTS
! hdferr - Returns 0 if successful and -1 if fails
! SOURCE
SUBROUTINE H5VLunregister_connector_f(plugin_id, hdferr)
IMPLICIT NONE
INTEGER(HID_T), INTENT(IN) :: plugin_id
INTEGER, INTENT(OUT) :: hdferr
!*****
INTERFACE
INTEGER FUNCTION H5VLunregister_connector(plugin_id) BIND(C, NAME='H5VLunregister_connector')
IMPORT :: HID_T
INTEGER(HID_T), INTENT(IN), VALUE :: plugin_id
END FUNCTION H5VLunregister_connector
END INTERFACE
hdferr = INT(H5VLunregister_connector(plugin_id))
END SUBROUTINE H5VLunregister_connector_f
END MODULE H5VL
|
