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| -rw-r--r-- | test/dynlib3.c | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/test/dynlib3.c b/test/dynlib3.c new file mode 100644 index 0000000..d1c57d2 --- /dev/null +++ b/test/dynlib3.c @@ -0,0 +1,83 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * 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 files COPYING and Copyright.html. COPYING can be found at the root * + * of the source code distribution tree; Copyright.html can be found at the * + * root level of an installed copy of the electronic HDF5 document set and * + * is linked from the top-level documents page. It can also be found at * + * http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have * + * access to either file, you may request a copy from help@hdfgroup.org. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +/* + * Programmer: Raymond Lu + * 1 April 2013 + * + * Purpose: Tests the plugin module (H5PL) + */ + +#include <stdlib.h> +#include <stdio.h> +#include <hdf5.h> + +#define H5Z_FILTER_DYNLIB3 259 + +static size_t H5Z_filter_dynlib3(unsigned int flags, size_t cd_nelmts, + const unsigned int *cd_values, size_t nbytes, size_t *buf_size, void **buf); + +/* This message derives from H5Z */ +const H5Z_class2_t H5Z_DYNLIB3[1] = {{ + H5Z_CLASS_T_VERS, /* H5Z_class_t version */ + H5Z_FILTER_DYNLIB3, /* Filter id number */ + 1, 1, /* Encoding and decoding enabled */ + "dynlib3", /* Filter name for debugging */ + NULL, /* The "can apply" callback */ + NULL, /* The "set local" callback */ + (H5Z_func_t)H5Z_filter_dynlib3, /* The actual filter function */ +}}; + +const H5PL_type_t H5PL_get_plugin_type(void) {return H5PL_TYPE_FILTER;} +const H5Z_class2_t* H5PL_get_plugin_info(void) {return H5Z_DYNLIB3;} + +/*------------------------------------------------------------------------- + * Function: H5Z_filter_dynlib3 + * + * Purpose: A dynlib3 filter method that adds on and subtract from + * the original value with another value. It will be built + * as a shared library. plugin.c test will load and use + * this filter library. + * + * Return: Success: Data chunk size + * + * Failure: 0 + * + * Programmer: Robb Matzke + * 1 April 2013 + * + *------------------------------------------------------------------------- + */ +static size_t +H5Z_filter_dynlib3(unsigned int flags, size_t cd_nelmts, + const unsigned int *cd_values, size_t nbytes, + size_t *buf_size, void **buf) +{ + int *int_ptr=(int *)*buf; /* Pointer to the data values */ + size_t buf_left=*buf_size; /* Amount of data buffer left to process */ + int add_on = 0; + + /* Check for the correct number of parameters */ + if(cd_nelmts>0) + return(0); + + if(flags & H5Z_FLAG_REVERSE) { /*read*/ + ; + } else { /*write*/ + ; + } /* end else */ + + return nbytes; +} |