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Diffstat (limited to 'fortran/src/H5VLff.F90')
| -rw-r--r-- | fortran/src/H5VLff.F90 | 315 |
1 files changed, 315 insertions, 0 deletions
diff --git a/fortran/src/H5VLff.F90 b/fortran/src/H5VLff.F90 new file mode 100644 index 0000000..e21f38f --- /dev/null +++ b/fortran/src/H5VLff.F90 @@ -0,0 +1,315 @@ +!****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 + + 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 |