Update for blosc2 in plugins and prefix hdf5 cmake varnames (#4468)

2025-02-23 16:20:57 +08:00 · 2024-05-10 13:01:28 -05:00 · 2024-05-10 13:01:28 -05:00 · f17ca5689e
commit f17ca5689e
parent 239d2f849d
60 changed files with 582 additions and 183 deletions
--- a/CMakeFilters.cmake
+++ b/CMakeFilters.cmake
@ -71,20 +71,20 @@ if (HDF5_ENABLE_Z_LIB_SUPPORT)
  if (NOT H5_ZLIB_HEADER)
    if (NOT ZLIB_USE_EXTERNAL)
      find_package (ZLIB NAMES ${ZLIB_PACKAGE_NAME}${HDF_PACKAGE_EXT} COMPONENTS static shared)
-      if (NOT ZLIB_FOUND)
+      if (NOT H5_ZLIB_FOUND)
        find_package (ZLIB) # Legacy find
      endif ()
-      if (ZLIB_FOUND)
+      if (H5_ZLIB_FOUND)
        set (H5_ZLIB_HEADER "zlib.h")
-        set (ZLIB_INCLUDE_DIR_GEN ${ZLIB_INCLUDE_DIR})
-        set (ZLIB_INCLUDE_DIRS ${ZLIB_INCLUDE_DIRS} ${ZLIB_INCLUDE_DIR})
-        set (LINK_COMP_LIBS ${LINK_COMP_LIBS} ${ZLIB_LIBRARIES})
+        set (H5_ZLIB_INCLUDE_DIR_GEN ${H5_ZLIB_INCLUDE_DIR})
+        set (H5_ZLIB_INCLUDE_DIRS ${H5_ZLIB_INCLUDE_DIRS} ${H5_ZLIB_INCLUDE_DIR})
+        set (LINK_COMP_LIBS ${LINK_COMP_LIBS} ${H5_ZLIB_LIBRARIES})
      endif ()
    else ()
      if (HDF5_ALLOW_EXTERNAL_SUPPORT MATCHES "GIT" OR HDF5_ALLOW_EXTERNAL_SUPPORT MATCHES "TGZ")
        EXTERNAL_ZLIB_LIBRARY (${HDF5_ALLOW_EXTERNAL_SUPPORT})
        message (VERBOSE "Filter HDF5_ZLIB is built")
-        set (LINK_COMP_LIBS ${LINK_COMP_LIBS} ${ZLIB_STATIC_LIBRARY})
+        set (LINK_COMP_LIBS ${LINK_COMP_LIBS} ${H5_ZLIB_STATIC_LIBRARY})
      endif ()
    endif ()
  else ()
@ -93,14 +93,14 @@ if (HDF5_ENABLE_Z_LIB_SUPPORT)
    set (H5_HAVE_ZLIB_H 1)
    set (H5_HAVE_LIBZ 1)
  endif ()
-  if (ZLIB_FOUND)
+  if (H5_ZLIB_FOUND)
    set (H5_HAVE_FILTER_DEFLATE 1)
    set (H5_HAVE_ZLIB_H 1)
    set (H5_HAVE_LIBZ 1)
    if (H5_HAVE_FILTER_DEFLATE)
      set (EXTERNAL_FILTERS "${EXTERNAL_FILTERS} DEFLATE")
    endif ()
-    set (HDF5_COMP_INCLUDE_DIRECTORIES "${HDF5_COMP_INCLUDE_DIRECTORIES};${ZLIB_INCLUDE_DIRS}")
+    set (HDF5_COMP_INCLUDE_DIRECTORIES "${HDF5_COMP_INCLUDE_DIRECTORIES};${H5_ZLIB_INCLUDE_DIRS}")
    message (VERBOSE "Filter HDF5_ZLIB is ON")
  else ()
    set (HDF5_ENABLE_Z_LIB_SUPPORT OFF CACHE BOOL "" FORCE)
@ -115,36 +115,36 @@ option (HDF5_ENABLE_SZIP_SUPPORT "Use SZip Filter" ON)
 if (HDF5_ENABLE_SZIP_SUPPORT)
  option (HDF5_ENABLE_SZIP_ENCODING "Use SZip Encoding" ON)
  if (NOT SZIP_USE_EXTERNAL)
-    set(SZIP_FOUND FALSE)
+    set(H5_SZIP_FOUND FALSE)
    set(libaec_USE_STATIC_LIBS ${USE_LIBAEC_STATIC})
    find_package (libaec 1.0.5 CONFIG)
-    if (SZIP_FOUND)
-      set (LINK_COMP_LIBS ${LINK_COMP_LIBS} ${SZIP_LIBRARIES})
+    if (H5_SZIP_FOUND)
+      set (LINK_COMP_LIBS ${LINK_COMP_LIBS} ${H5_SZIP_LIBRARIES})
    endif ()
-    if (NOT SZIP_FOUND)
+    if (NOT H5_SZIP_FOUND)
      find_package (SZIP NAMES ${LIBAEC_PACKAGE_NAME}${HDF_PACKAGE_EXT} COMPONENTS static shared)
-      if (NOT SZIP_FOUND)
+      if (NOT H5_SZIP_FOUND)
        find_package (SZIP) # Legacy find
      endif ()
    endif ()
-    if (SZIP_FOUND)
-      set (SZIP_INCLUDE_DIR_GEN ${SZIP_INCLUDE_DIR})
-      set (SZIP_INCLUDE_DIRS ${SZIP_INCLUDE_DIRS} ${SZIP_INCLUDE_DIR})
-      set (LINK_COMP_LIBS ${LINK_COMP_LIBS} ${SZIP_LIBRARIES})
+    if (H5_SZIP_FOUND)
+      set (H5_SZIP_INCLUDE_DIR_GEN ${H5_SZIP_INCLUDE_DIR})
+      set (H5_SZIP_INCLUDE_DIRS ${H5_SZIP_INCLUDE_DIRS} ${H5_SZIP_INCLUDE_DIR})
+      set (LINK_COMP_LIBS ${LINK_COMP_LIBS} ${H5_SZIP_LIBRARIES})
    endif ()
  else ()
    if (HDF5_ALLOW_EXTERNAL_SUPPORT MATCHES "GIT" OR HDF5_ALLOW_EXTERNAL_SUPPORT MATCHES "TGZ")
      EXTERNAL_SZIP_LIBRARY (${HDF5_ALLOW_EXTERNAL_SUPPORT} ${HDF5_ENABLE_SZIP_ENCODING})
      message (VERBOSE "Filter SZIP is built")
      message (VERBOSE "... with library AEC")
-      set (LINK_COMP_LIBS ${LINK_COMP_LIBS} ${SZIP_STATIC_LIBRARY})
+      set (LINK_COMP_LIBS ${LINK_COMP_LIBS} ${H5_SZIP_STATIC_LIBRARY})
    endif ()
  endif ()
-  if (SZIP_FOUND)
+  if (H5_SZIP_FOUND)
    set (H5_HAVE_FILTER_SZIP 1)
    set (H5_HAVE_SZLIB_H 1)
    set (H5_HAVE_LIBSZ 1)
-    set (HDF5_COMP_INCLUDE_DIRECTORIES "${HDF5_COMP_INCLUDE_DIRECTORIES};${SZIP_INCLUDE_DIRS}")
+    set (HDF5_COMP_INCLUDE_DIRECTORIES "${HDF5_COMP_INCLUDE_DIRECTORIES};${H5_SZIP_INCLUDE_DIRS}")
    message (VERBOSE "Filter SZIP is ON")
    if (H5_HAVE_FILTER_SZIP)
      set (EXTERNAL_FILTERS "${EXTERNAL_FILTERS} DECODE")
--- a/CMakeInstallation.cmake
+++ b/CMakeInstallation.cmake
@ -454,20 +454,20 @@ The HDF5 data model, file format, API, library, and tools are open and distribut

  if (HDF5_PACKAGE_EXTLIBS)
    if (HDF5_ALLOW_EXTERNAL_SUPPORT MATCHES "GIT" OR HDF5_ALLOW_EXTERNAL_SUPPORT MATCHES "TGZ")
-      if (ZLIB_FOUND AND ZLIB_USE_EXTERNAL)
+      if (H5_ZLIB_FOUND AND ZLIB_USE_EXTERNAL)
        if (WIN32)
-          set (CPACK_INSTALL_CMAKE_PROJECTS "${CPACK_INSTALL_CMAKE_PROJECTS};${ZLIB_INCLUDE_DIR_GEN};HDF5_ZLIB;ALL;/")
+          set (CPACK_INSTALL_CMAKE_PROJECTS "${CPACK_INSTALL_CMAKE_PROJECTS};${H5_ZLIB_INCLUDE_DIR_GEN};HDF5_ZLIB;ALL;/")
        else ()
-          set (CPACK_INSTALL_CMAKE_PROJECTS "${CPACK_INSTALL_CMAKE_PROJECTS};${ZLIB_INCLUDE_DIR_GEN};HDF5_ZLIB;libraries;/")
-          set (CPACK_INSTALL_CMAKE_PROJECTS "${CPACK_INSTALL_CMAKE_PROJECTS};${ZLIB_INCLUDE_DIR_GEN};HDF5_ZLIB;configinstall;/")
+          set (CPACK_INSTALL_CMAKE_PROJECTS "${CPACK_INSTALL_CMAKE_PROJECTS};${H5_ZLIB_INCLUDE_DIR_GEN};HDF5_ZLIB;libraries;/")
+          set (CPACK_INSTALL_CMAKE_PROJECTS "${CPACK_INSTALL_CMAKE_PROJECTS};${H5_ZLIB_INCLUDE_DIR_GEN};HDF5_ZLIB;configinstall;/")
        endif ()
      endif ()
-      if (SZIP_FOUND AND SZIP_USE_EXTERNAL)
+      if (H5_SZIP_FOUND AND SZIP_USE_EXTERNAL)
        if (WIN32)
-          set (CPACK_INSTALL_CMAKE_PROJECTS "${CPACK_INSTALL_CMAKE_PROJECTS};${SZIP_INCLUDE_DIR_GEN};SZIP;ALL;/")
+          set (CPACK_INSTALL_CMAKE_PROJECTS "${CPACK_INSTALL_CMAKE_PROJECTS};${H5_SZIP_INCLUDE_DIR_GEN};SZIP;ALL;/")
        else ()
-          set (CPACK_INSTALL_CMAKE_PROJECTS "${CPACK_INSTALL_CMAKE_PROJECTS};${SZIP_INCLUDE_DIR_GEN};SZIP;libraries;/")
-          set (CPACK_INSTALL_CMAKE_PROJECTS "${CPACK_INSTALL_CMAKE_PROJECTS};${SZIP_INCLUDE_DIR_GEN};SZIP;configinstall;/")
+          set (CPACK_INSTALL_CMAKE_PROJECTS "${CPACK_INSTALL_CMAKE_PROJECTS};${H5_SZIP_INCLUDE_DIR_GEN};SZIP;libraries;/")
+          set (CPACK_INSTALL_CMAKE_PROJECTS "${CPACK_INSTALL_CMAKE_PROJECTS};${H5_SZIP_INCLUDE_DIR_GEN};SZIP;configinstall;/")
        endif ()
      endif ()
      if (PLUGIN_FOUND AND PLUGIN_USE_EXTERNAL)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@ -105,8 +105,8 @@ mark_as_advanced (HDF5_LIB_INFIX)
 #     else ()
 #       set (H5_ZLIB_HEADER "vtk_zlib.h")
 #       # Set vars that FindZlib would have set if used in sub project
-#       set (ZLIB_INCLUDE_DIRS "${VTK_ZLIB_INCLUDE_DIRS}")
-#       set (ZLIB_LIBRARIES vtkzlib)
+#       set (H5_ZLIB_INCLUDE_DIRS "${VTK_H5_ZLIB_INCLUDE_DIRS}")
+#       set (H5_ZLIB_LIBRARIES vtkzlib)
 #     endif ()
 #   endif ()
 #
@ -955,7 +955,7 @@ endif ()
 add_subdirectory (src)

 if (HDF5_ALLOW_EXTERNAL_SUPPORT MATCHES "GIT" OR HDF5_ALLOW_EXTERNAL_SUPPORT MATCHES "TGZ")
-  if ((ZLIB_FOUND AND ZLIB_USE_EXTERNAL) OR (SZIP_FOUND AND SZIP_USE_EXTERNAL))
+  if ((H5_ZLIB_FOUND AND ZLIB_USE_EXTERNAL) OR (H5_SZIP_FOUND AND SZIP_USE_EXTERNAL))
    if (BUILD_STATIC_LIBS)
      add_dependencies (${HDF5_LIB_TARGET} ${LINK_COMP_LIBS})
    endif ()
--- a/CMakePresets.json
+++ b/CMakePresets.json
@ -46,6 +46,8 @@
        "BLOSC_PACKAGE_NAME": {"type": "STRING", "value": "blosc"},
        "BLOSC_ZLIB_TGZ_NAME": {"type": "STRING", "value": "zlib-1.3.tar.gz"},
        "BLOSC_ZLIB_PACKAGE_NAME": {"type": "STRING", "value": "zlib"},
+        "BLOSC2_TGZ_NAME": {"type": "STRING", "value": "c-blosc2-2.14.4.tar.gz"},
+        "BLOSC2_PACKAGE_NAME": {"type": "STRING", "value": "blosc2"},
        "BZ2_TGZ_NAME": {"type": "STRING", "value": "bzip2-bzip2-1.0.8.tar.gz"},
        "BZ2_PACKAGE_NAME": {"type": "STRING", "value": "bz2"},
        "FPZIP_TGZ_NAME": {"type": "STRING", "value": "fpzip-1.3.0.tar.gz"},
--- a/HDF5Examples/C/H5FLT/CMakeLists.txt
+++ b/HDF5Examples/C/H5FLT/CMakeLists.txt
@ -24,6 +24,14 @@ else ()
  set (BLOSC_AVAILABLE 0)
 endif ()

+option (ENABLE_BLOSC2 "Enable Library Building for blosc2 plugin" ON)
+if (ENABLE_BLOSC2)
+  set (BLOSC_AVAILABLE 1)
+  set (dyn_examples ${dyn_examples} h5ex_d_blosc2)
+else ()
+  set (BLOSC_AVAILABLE 0)
+endif ()
+
 option (ENABLE_BSHUF "Enable Library Building for bshuf plugin" ON)
 if (ENABLE_BSHUF)
  if (NOT CMAKE_C_COMPILER_ID STREQUAL "Intel")
--- a/HDF5Examples/C/H5FLT/h5ex_d_blosc2.c
+++ b/HDF5Examples/C/H5FLT/h5ex_d_blosc2.c
@ -0,0 +1,234 @@
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Copyright by The HDF Group.                                               *
+ * All rights reserved.                                                      *
+ *                                                                           *
+ * This file is part of the HDF5 BLOSC2 filter plugin source.  The full       *
+ * copyright notice, including terms governing use, modification, and        *
+ * terms governing use, modification, and redistribution, is contained in    *
+ * the file COPYING, which can be found at the root of the BLOSC2 source code *
+ * distribution tree.  If you do not have access to this file, you may       *
+ * request a copy from help@hdfgroup.org.                                    *
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+/************************************************************
+
+  This example shows how to write data and read it from a dataset
+  using blosc2 compression.
+  blosc2 filter is not available in HDF5.
+  The example uses a new feature available in HDF5 version 1.8.11
+  to discover, load and register filters at run time.
+
+ ************************************************************/
+
+#include "hdf5.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+#define FILE              "h5ex_d_blosc2.h5"
+#define DATASET           "DS1"
+#define DIM0              32
+#define DIM1              64
+#define CHUNK0            4
+#define CHUNK1            8
+#define H5Z_FILTER_BLOSC2 32026
+
+int
+main(void)
+{
+    hid_t              file_id  = H5I_INVALID_HID; /* Handles */
+    hid_t              space_id = H5I_INVALID_HID; /* Handles */
+    hid_t              dset_id  = H5I_INVALID_HID; /* Handles */
+    hid_t              dcpl_id  = H5I_INVALID_HID; /* Handles */
+    herr_t             status;
+    htri_t             avail;
+    H5Z_filter_t       filter_id = 0;
+    char               filter_name[128];
+    hsize_t            dims[2] = {DIM0, DIM1}, chunk[2] = {CHUNK0, CHUNK1};
+    size_t             nelmts = 10; /* number of elements in cd_values */
+    unsigned int       flags;
+    unsigned           filter_config;
+    const unsigned int cd_values[10]  = {0, 0, 0, 0, 4, 1, 2, 2, 4, 8}; /* blosc parameters */
+    unsigned int       values_out[10] = {99, 99, 99, 99, 99, 99, 99, 99, 99, 99};
+    int                wdata[DIM0][DIM1], /* Write buffer */
+        rdata[DIM0][DIM1],                /* Read buffer */
+        max;
+    hsize_t i, j;
+    int     ret_value = 1;
+
+    /*
+     * Initialize data.
+     */
+    for (i = 0; i < DIM0; i++)
+        for (j = 0; j < DIM1; j++)
+            wdata[i][j] = i * j - j;
+
+    /*
+     * Create a new file using the default properties.
+     */
+    file_id = H5Fcreate(FILE, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
+    if (file_id < 0)
+        goto done;
+
+    /*
+     * Create dataspace.  Setting maximum size to NULL sets the maximum
+     * size to be the current size.
+     */
+    space_id = H5Screate_simple(2, dims, NULL);
+    if (space_id < 0)
+        goto done;
+
+    /*
+     * Create the dataset creation property list, add the gzip
+     * compression filter and set the chunk size.
+     */
+    dcpl_id = H5Pcreate(H5P_DATASET_CREATE);
+    if (dcpl_id < 0)
+        goto done;
+
+    status = H5Pset_filter(dcpl_id, H5Z_FILTER_BLOSC2, H5Z_FLAG_OPTIONAL, nelmts, cd_values);
+    if (status < 0)
+        goto done;
+
+    /*
+     * Check that filter is registered with the library now.
+     * If it is registered, retrieve filter's configuration.
+     */
+    avail = H5Zfilter_avail(H5Z_FILTER_BLOSC2);
+    if (avail) {
+        status = H5Zget_filter_info(H5Z_FILTER_BLOSC2, &filter_config);
+        if ((filter_config & H5Z_FILTER_CONFIG_ENCODE_ENABLED) &&
+            (filter_config & H5Z_FILTER_CONFIG_DECODE_ENABLED))
+            printf("blosc2 filter is available for encoding and decoding.\n");
+    }
+    else {
+        printf("H5Zfilter_avail - not found.\n");
+        goto done;
+    }
+    status = H5Pset_chunk(dcpl_id, 2, chunk);
+    if (status < 0)
+        printf("failed to set chunk.\n");
+
+    /*
+     * Create the dataset.
+     */
+    printf("....Create dataset ................\n");
+    dset_id = H5Dcreate(file_id, DATASET, H5T_STD_I32LE, space_id, H5P_DEFAULT, dcpl_id, H5P_DEFAULT);
+    if (dset_id < 0) {
+        printf("failed to create dataset.\n");
+        goto done;
+    }
+
+    /*
+     * Write the data to the dataset.
+     */
+    printf("....Writing blosc2 compressed data ................\n");
+    status = H5Dwrite(dset_id, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, wdata[0]);
+    if (status < 0)
+        printf("failed to write data.\n");
+
+    /*
+     * Close and release resources.
+     */
+    H5Dclose(dset_id);
+    dset_id = -1;
+    H5Pclose(dcpl_id);
+    dcpl_id = -1;
+    H5Sclose(space_id);
+    space_id = -1;
+    H5Fclose(file_id);
+    file_id = -1;
+    status  = H5close();
+    if (status < 0) {
+        printf("/nFAILED to close library/n");
+        goto done;
+    }
+
+    printf("....Close the file and reopen for reading ........\n");
+    /*
+     * Now we begin the read section of this example.
+     */
+
+    /*
+     * Open file and dataset using the default properties.
+     */
+    file_id = H5Fopen(FILE, H5F_ACC_RDONLY, H5P_DEFAULT);
+    if (file_id < 0)
+        goto done;
+
+    dset_id = H5Dopen(file_id, DATASET, H5P_DEFAULT);
+    if (dset_id < 0)
+        goto done;
+
+    /*
+     * Retrieve dataset creation property list.
+     */
+    dcpl_id = H5Dget_create_plist(dset_id);
+    if (dcpl_id < 0)
+        goto done;
+
+    /*
+     * Retrieve and print the filter id, compression level and filter's name for blosc.
+     */
+    filter_id = H5Pget_filter2(dcpl_id, (unsigned)0, &flags, &nelmts, values_out, sizeof(filter_name),
+                               filter_name, NULL);
+    printf("Filter info is available from the dataset creation property\n ");
+    printf("  Filter identifier is ");
+    switch (filter_id) {
+        case H5Z_FILTER_BLOSC2:
+            printf("%d\n", filter_id);
+            printf("   Number of parameters is %d with the value %u %u %u\n", nelmts, values_out[4],
+                   values_out[5], values_out[6]);
+            printf("   To find more about the filter check %s\n", filter_name);
+            break;
+        default:
+            printf("Not expected filter\n");
+            break;
+    }
+
+    /*
+     * Read the data using the default properties.
+     */
+    printf("....Reading blosc2 compressed data ................\n");
+    status = H5Dread(dset_id, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, rdata[0]);
+    if (status < 0)
+        printf("failed to read data.\n");
+
+    /*
+     * Find the maximum value in the dataset, to verify that it was
+     * read correctly.
+     */
+    max = rdata[0][0];
+    for (i = 0; i < DIM0; i++)
+        for (j = 0; j < DIM1; j++) {
+            /*printf("%d \n", rdata[i][j]); */
+            if (max < rdata[i][j])
+                max = rdata[i][j];
+        }
+    /*
+     * Print the maximum value.
+     */
+    printf("Maximum value in %s is %d\n", DATASET, max);
+    /*
+     * Check that filter is registered with the library now.
+     */
+    avail = H5Zfilter_avail(H5Z_FILTER_BLOSC2);
+    if (avail)
+        printf("blosc2 filter is available now since H5Dread triggered loading of the filter.\n");
+
+    ret_value = 0;
+
+done:
+    /*
+     * Close and release resources.
+     */
+    if (dcpl_id >= 0)
+        H5Pclose(dcpl_id);
+    if (dset_id >= 0)
+        H5Dclose(dset_id);
+    if (space_id >= 0)
+        H5Sclose(space_id);
+    if (file_id >= 0)
+        H5Fclose(file_id);
+
+    return ret_value;
+}
--- a/HDF5Examples/C/H5FLT/tfiles/h5ex_d_blosc2.ddl
+++ b/HDF5Examples/C/H5FLT/tfiles/h5ex_d_blosc2.ddl
@ -0,0 +1,209 @@
+HDF5 "h5ex_d_blosc2.h5" {
+GROUP "/" {
+   DATASET "DS1" {
+      DATATYPE  H5T_STD_I32LE
+      DATASPACE  SIMPLE { ( 32, 64 ) / ( 32, 64 ) }
+      STORAGE_LAYOUT {
+         CHUNKED ( 4, 8 )
+         SIZE 21247 (0.386:1 COMPRESSION)
+      }
+      FILTERS {
+         USER_DEFINED_FILTER {
+            FILTER_ID 32026
+            COMMENT HDF5 blosc2 filter; see https://github.com/HDFGroup/hdf5_plugins/blob/master/docs/RegisteredFilterPlugins.md
+            PARAMS { 1 0 4 128 4 1 2 2 4 8 }
+         }
+      }
+      FILLVALUE {
+         FILL_TIME H5D_FILL_TIME_IFSET
+         VALUE  H5D_FILL_VALUE_DEFAULT
+      }
+      ALLOCATION_TIME {
+         H5D_ALLOC_TIME_INCR
+      }
+      DATA {
+      (0,0): 0, -1, -2, -3, -4, -5, -6, -7, -8, -9, -10, -11, -12, -13, -14,
+      (0,15): -15, -16, -17, -18, -19, -20, -21, -22, -23, -24, -25, -26,
+      (0,27): -27, -28, -29, -30, -31, -32, -33, -34, -35, -36, -37, -38,
+      (0,39): -39, -40, -41, -42, -43, -44, -45, -46, -47, -48, -49, -50,
+      (0,51): -51, -52, -53, -54, -55, -56, -57, -58, -59, -60, -61, -62,
+      (0,63): -63,
+      (1,0): 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+      (1,21): 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+      (1,42): 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+      (1,63): 0,
+      (2,0): 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17,
+      (2,18): 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33,
+      (2,34): 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49,
+      (2,50): 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
+      (3,0): 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32,
+      (3,17): 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64,
+      (3,33): 66, 68, 70, 72, 74, 76, 78, 80, 82, 84, 86, 88, 90, 92, 94, 96,
+      (3,49): 98, 100, 102, 104, 106, 108, 110, 112, 114, 116, 118, 120, 122,
+      (3,62): 124, 126,
+      (4,0): 0, 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48,
+      (4,17): 51, 54, 57, 60, 63, 66, 69, 72, 75, 78, 81, 84, 87, 90, 93, 96,
+      (4,33): 99, 102, 105, 108, 111, 114, 117, 120, 123, 126, 129, 132, 135,
+      (4,46): 138, 141, 144, 147, 150, 153, 156, 159, 162, 165, 168, 171,
+      (4,58): 174, 177, 180, 183, 186, 189,
+      (5,0): 0, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56, 60, 64,
+      (5,17): 68, 72, 76, 80, 84, 88, 92, 96, 100, 104, 108, 112, 116, 120,
+      (5,31): 124, 128, 132, 136, 140, 144, 148, 152, 156, 160, 164, 168,
+      (5,43): 172, 176, 180, 184, 188, 192, 196, 200, 204, 208, 212, 216,
+      (5,55): 220, 224, 228, 232, 236, 240, 244, 248, 252,
+      (6,0): 0, 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75,
+      (6,16): 80, 85, 90, 95, 100, 105, 110, 115, 120, 125, 130, 135, 140,
+      (6,29): 145, 150, 155, 160, 165, 170, 175, 180, 185, 190, 195, 200,
+      (6,41): 205, 210, 215, 220, 225, 230, 235, 240, 245, 250, 255, 260,
+      (6,53): 265, 270, 275, 280, 285, 290, 295, 300, 305, 310, 315,
+      (7,0): 0, 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66, 72, 78, 84, 90,
+      (7,16): 96, 102, 108, 114, 120, 126, 132, 138, 144, 150, 156, 162, 168,
+      (7,29): 174, 180, 186, 192, 198, 204, 210, 216, 222, 228, 234, 240,
+      (7,41): 246, 252, 258, 264, 270, 276, 282, 288, 294, 300, 306, 312,
+      (7,53): 318, 324, 330, 336, 342, 348, 354, 360, 366, 372, 378,
+      (8,0): 0, 7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84, 91, 98, 105,
+      (8,16): 112, 119, 126, 133, 140, 147, 154, 161, 168, 175, 182, 189,
+      (8,28): 196, 203, 210, 217, 224, 231, 238, 245, 252, 259, 266, 273,
+      (8,40): 280, 287, 294, 301, 308, 315, 322, 329, 336, 343, 350, 357,
+      (8,52): 364, 371, 378, 385, 392, 399, 406, 413, 420, 427, 434, 441,
+      (9,0): 0, 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104, 112, 120,
+      (9,16): 128, 136, 144, 152, 160, 168, 176, 184, 192, 200, 208, 216,
+      (9,28): 224, 232, 240, 248, 256, 264, 272, 280, 288, 296, 304, 312,
+      (9,40): 320, 328, 336, 344, 352, 360, 368, 376, 384, 392, 400, 408,
+      (9,52): 416, 424, 432, 440, 448, 456, 464, 472, 480, 488, 496, 504,
+      (10,0): 0, 9, 18, 27, 36, 45, 54, 63, 72, 81, 90, 99, 108, 117, 126,
+      (10,15): 135, 144, 153, 162, 171, 180, 189, 198, 207, 216, 225, 234,
+      (10,27): 243, 252, 261, 270, 279, 288, 297, 306, 315, 324, 333, 342,
+      (10,39): 351, 360, 369, 378, 387, 396, 405, 414, 423, 432, 441, 450,
+      (10,51): 459, 468, 477, 486, 495, 504, 513, 522, 531, 540, 549, 558,
+      (10,63): 567,
+      (11,0): 0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, 130, 140,
+      (11,15): 150, 160, 170, 180, 190, 200, 210, 220, 230, 240, 250, 260,
+      (11,27): 270, 280, 290, 300, 310, 320, 330, 340, 350, 360, 370, 380,
+      (11,39): 390, 400, 410, 420, 430, 440, 450, 460, 470, 480, 490, 500,
+      (11,51): 510, 520, 530, 540, 550, 560, 570, 580, 590, 600, 610, 620,
+      (11,63): 630,
+      (12,0): 0, 11, 22, 33, 44, 55, 66, 77, 88, 99, 110, 121, 132, 143, 154,
+      (12,15): 165, 176, 187, 198, 209, 220, 231, 242, 253, 264, 275, 286,
+      (12,27): 297, 308, 319, 330, 341, 352, 363, 374, 385, 396, 407, 418,
+      (12,39): 429, 440, 451, 462, 473, 484, 495, 506, 517, 528, 539, 550,
+      (12,51): 561, 572, 583, 594, 605, 616, 627, 638, 649, 660, 671, 682,
+      (12,63): 693,
+      (13,0): 0, 12, 24, 36, 48, 60, 72, 84, 96, 108, 120, 132, 144, 156,
+      (13,14): 168, 180, 192, 204, 216, 228, 240, 252, 264, 276, 288, 300,
+      (13,26): 312, 324, 336, 348, 360, 372, 384, 396, 408, 420, 432, 444,
+      (13,38): 456, 468, 480, 492, 504, 516, 528, 540, 552, 564, 576, 588,
+      (13,50): 600, 612, 624, 636, 648, 660, 672, 684, 696, 708, 720, 732,
+      (13,62): 744, 756,
+      (14,0): 0, 13, 26, 39, 52, 65, 78, 91, 104, 117, 130, 143, 156, 169,
+      (14,14): 182, 195, 208, 221, 234, 247, 260, 273, 286, 299, 312, 325,
+      (14,26): 338, 351, 364, 377, 390, 403, 416, 429, 442, 455, 468, 481,
+      (14,38): 494, 507, 520, 533, 546, 559, 572, 585, 598, 611, 624, 637,
+      (14,50): 650, 663, 676, 689, 702, 715, 728, 741, 754, 767, 780, 793,
+      (14,62): 806, 819,
+      (15,0): 0, 14, 28, 42, 56, 70, 84, 98, 112, 126, 140, 154, 168, 182,
+      (15,14): 196, 210, 224, 238, 252, 266, 280, 294, 308, 322, 336, 350,
+      (15,26): 364, 378, 392, 406, 420, 434, 448, 462, 476, 490, 504, 518,
+      (15,38): 532, 546, 560, 574, 588, 602, 616, 630, 644, 658, 672, 686,
+      (15,50): 700, 714, 728, 742, 756, 770, 784, 798, 812, 826, 840, 854,
+      (15,62): 868, 882,
+      (16,0): 0, 15, 30, 45, 60, 75, 90, 105, 120, 135, 150, 165, 180, 195,
+      (16,14): 210, 225, 240, 255, 270, 285, 300, 315, 330, 345, 360, 375,
+      (16,26): 390, 405, 420, 435, 450, 465, 480, 495, 510, 525, 540, 555,
+      (16,38): 570, 585, 600, 615, 630, 645, 660, 675, 690, 705, 720, 735,
+      (16,50): 750, 765, 780, 795, 810, 825, 840, 855, 870, 885, 900, 915,
+      (16,62): 930, 945,
+      (17,0): 0, 16, 32, 48, 64, 80, 96, 112, 128, 144, 160, 176, 192, 208,
+      (17,14): 224, 240, 256, 272, 288, 304, 320, 336, 352, 368, 384, 400,
+      (17,26): 416, 432, 448, 464, 480, 496, 512, 528, 544, 560, 576, 592,
+      (17,38): 608, 624, 640, 656, 672, 688, 704, 720, 736, 752, 768, 784,
+      (17,50): 800, 816, 832, 848, 864, 880, 896, 912, 928, 944, 960, 976,
+      (17,62): 992, 1008,
+      (18,0): 0, 17, 34, 51, 68, 85, 102, 119, 136, 153, 170, 187, 204, 221,
+      (18,14): 238, 255, 272, 289, 306, 323, 340, 357, 374, 391, 408, 425,
+      (18,26): 442, 459, 476, 493, 510, 527, 544, 561, 578, 595, 612, 629,
+      (18,38): 646, 663, 680, 697, 714, 731, 748, 765, 782, 799, 816, 833,
+      (18,50): 850, 867, 884, 901, 918, 935, 952, 969, 986, 1003, 1020, 1037,
+      (18,62): 1054, 1071,
+      (19,0): 0, 18, 36, 54, 72, 90, 108, 126, 144, 162, 180, 198, 216, 234,
+      (19,14): 252, 270, 288, 306, 324, 342, 360, 378, 396, 414, 432, 450,
+      (19,26): 468, 486, 504, 522, 540, 558, 576, 594, 612, 630, 648, 666,
+      (19,38): 684, 702, 720, 738, 756, 774, 792, 810, 828, 846, 864, 882,
+      (19,50): 900, 918, 936, 954, 972, 990, 1008, 1026, 1044, 1062, 1080,
+      (19,61): 1098, 1116, 1134,
+      (20,0): 0, 19, 38, 57, 76, 95, 114, 133, 152, 171, 190, 209, 228, 247,
+      (20,14): 266, 285, 304, 323, 342, 361, 380, 399, 418, 437, 456, 475,
+      (20,26): 494, 513, 532, 551, 570, 589, 608, 627, 646, 665, 684, 703,
+      (20,38): 722, 741, 760, 779, 798, 817, 836, 855, 874, 893, 912, 931,
+      (20,50): 950, 969, 988, 1007, 1026, 1045, 1064, 1083, 1102, 1121, 1140,
+      (20,61): 1159, 1178, 1197,
+      (21,0): 0, 20, 40, 60, 80, 100, 120, 140, 160, 180, 200, 220, 240, 260,
+      (21,14): 280, 300, 320, 340, 360, 380, 400, 420, 440, 460, 480, 500,
+      (21,26): 520, 540, 560, 580, 600, 620, 640, 660, 680, 700, 720, 740,
+      (21,38): 760, 780, 800, 820, 840, 860, 880, 900, 920, 940, 960, 980,
+      (21,50): 1000, 1020, 1040, 1060, 1080, 1100, 1120, 1140, 1160, 1180,
+      (21,60): 1200, 1220, 1240, 1260,
+      (22,0): 0, 21, 42, 63, 84, 105, 126, 147, 168, 189, 210, 231, 252, 273,
+      (22,14): 294, 315, 336, 357, 378, 399, 420, 441, 462, 483, 504, 525,
+      (22,26): 546, 567, 588, 609, 630, 651, 672, 693, 714, 735, 756, 777,
+      (22,38): 798, 819, 840, 861, 882, 903, 924, 945, 966, 987, 1008, 1029,
+      (22,50): 1050, 1071, 1092, 1113, 1134, 1155, 1176, 1197, 1218, 1239,
+      (22,60): 1260, 1281, 1302, 1323,
+      (23,0): 0, 22, 44, 66, 88, 110, 132, 154, 176, 198, 220, 242, 264, 286,
+      (23,14): 308, 330, 352, 374, 396, 418, 440, 462, 484, 506, 528, 550,
+      (23,26): 572, 594, 616, 638, 660, 682, 704, 726, 748, 770, 792, 814,
+      (23,38): 836, 858, 880, 902, 924, 946, 968, 990, 1012, 1034, 1056,
+      (23,49): 1078, 1100, 1122, 1144, 1166, 1188, 1210, 1232, 1254, 1276,
+      (23,59): 1298, 1320, 1342, 1364, 1386,
+      (24,0): 0, 23, 46, 69, 92, 115, 138, 161, 184, 207, 230, 253, 276, 299,
+      (24,14): 322, 345, 368, 391, 414, 437, 460, 483, 506, 529, 552, 575,
+      (24,26): 598, 621, 644, 667, 690, 713, 736, 759, 782, 805, 828, 851,
+      (24,38): 874, 897, 920, 943, 966, 989, 1012, 1035, 1058, 1081, 1104,
+      (24,49): 1127, 1150, 1173, 1196, 1219, 1242, 1265, 1288, 1311, 1334,
+      (24,59): 1357, 1380, 1403, 1426, 1449,
+      (25,0): 0, 24, 48, 72, 96, 120, 144, 168, 192, 216, 240, 264, 288, 312,
+      (25,14): 336, 360, 384, 408, 432, 456, 480, 504, 528, 552, 576, 600,
+      (25,26): 624, 648, 672, 696, 720, 744, 768, 792, 816, 840, 864, 888,
+      (25,38): 912, 936, 960, 984, 1008, 1032, 1056, 1080, 1104, 1128, 1152,
+      (25,49): 1176, 1200, 1224, 1248, 1272, 1296, 1320, 1344, 1368, 1392,
+      (25,59): 1416, 1440, 1464, 1488, 1512,
+      (26,0): 0, 25, 50, 75, 100, 125, 150, 175, 200, 225, 250, 275, 300,
+      (26,13): 325, 350, 375, 400, 425, 450, 475, 500, 525, 550, 575, 600,
+      (26,25): 625, 650, 675, 700, 725, 750, 775, 800, 825, 850, 875, 900,
+      (26,37): 925, 950, 975, 1000, 1025, 1050, 1075, 1100, 1125, 1150, 1175,
+      (26,48): 1200, 1225, 1250, 1275, 1300, 1325, 1350, 1375, 1400, 1425,
+      (26,58): 1450, 1475, 1500, 1525, 1550, 1575,
+      (27,0): 0, 26, 52, 78, 104, 130, 156, 182, 208, 234, 260, 286, 312,
+      (27,13): 338, 364, 390, 416, 442, 468, 494, 520, 546, 572, 598, 624,
+      (27,25): 650, 676, 702, 728, 754, 780, 806, 832, 858, 884, 910, 936,
+      (27,37): 962, 988, 1014, 1040, 1066, 1092, 1118, 1144, 1170, 1196,
+      (27,47): 1222, 1248, 1274, 1300, 1326, 1352, 1378, 1404, 1430, 1456,
+      (27,57): 1482, 1508, 1534, 1560, 1586, 1612, 1638,
+      (28,0): 0, 27, 54, 81, 108, 135, 162, 189, 216, 243, 270, 297, 324,
+      (28,13): 351, 378, 405, 432, 459, 486, 513, 540, 567, 594, 621, 648,
+      (28,25): 675, 702, 729, 756, 783, 810, 837, 864, 891, 918, 945, 972,
+      (28,37): 999, 1026, 1053, 1080, 1107, 1134, 1161, 1188, 1215, 1242,
+      (28,47): 1269, 1296, 1323, 1350, 1377, 1404, 1431, 1458, 1485, 1512,
+      (28,57): 1539, 1566, 1593, 1620, 1647, 1674, 1701,
+      (29,0): 0, 28, 56, 84, 112, 140, 168, 196, 224, 252, 280, 308, 336,
+      (29,13): 364, 392, 420, 448, 476, 504, 532, 560, 588, 616, 644, 672,
+      (29,25): 700, 728, 756, 784, 812, 840, 868, 896, 924, 952, 980, 1008,
+      (29,37): 1036, 1064, 1092, 1120, 1148, 1176, 1204, 1232, 1260, 1288,
+      (29,47): 1316, 1344, 1372, 1400, 1428, 1456, 1484, 1512, 1540, 1568,
+      (29,57): 1596, 1624, 1652, 1680, 1708, 1736, 1764,
+      (30,0): 0, 29, 58, 87, 116, 145, 174, 203, 232, 261, 290, 319, 348,
+      (30,13): 377, 406, 435, 464, 493, 522, 551, 580, 609, 638, 667, 696,
+      (30,25): 725, 754, 783, 812, 841, 870, 899, 928, 957, 986, 1015, 1044,
+      (30,37): 1073, 1102, 1131, 1160, 1189, 1218, 1247, 1276, 1305, 1334,
+      (30,47): 1363, 1392, 1421, 1450, 1479, 1508, 1537, 1566, 1595, 1624,
+      (30,57): 1653, 1682, 1711, 1740, 1769, 1798, 1827,
+      (31,0): 0, 30, 60, 90, 120, 150, 180, 210, 240, 270, 300, 330, 360,
+      (31,13): 390, 420, 450, 480, 510, 540, 570, 600, 630, 660, 690, 720,
+      (31,25): 750, 780, 810, 840, 870, 900, 930, 960, 990, 1020, 1050, 1080,
+      (31,37): 1110, 1140, 1170, 1200, 1230, 1260, 1290, 1320, 1350, 1380,
+      (31,47): 1410, 1440, 1470, 1500, 1530, 1560, 1590, 1620, 1650, 1680,
+      (31,57): 1710, 1740, 1770, 1800, 1830, 1860, 1890
+      }
+   }
+}
+}
--- a/HDF5Examples/C/H5FLT/tfiles/h5ex_d_blosc2.h5
+++ b/HDF5Examples/C/H5FLT/tfiles/h5ex_d_blosc2.h5
--- a/HDF5Examples/C/H5FLT/tfiles/h5ex_d_blosc2.tst
+++ b/HDF5Examples/C/H5FLT/tfiles/h5ex_d_blosc2.tst
@ -0,0 +1,11 @@
+blosc2 filter is available for encoding and decoding.
+....Create dataset ................
+....Writing blosc2 compressed data ................
+....Close the file and reopen for reading ........
+Filter info is available from the dataset creation property
+   Filter identifier is 32026
+   Number of parameters is 10 with the value 4 1 2
+   To find more about the filter check HDF5 blosc2 filter; see https://github.com/HDFGroup/hdf5_plugins/blob/master/docs/RegisteredFilterPlugins.md
+....Reading blosc2 compressed data ................
+Maximum value in DS1 is 1890
+blosc2 filter is available now since H5Dread triggered loading of the filter.
--- a/config/cmake/HDF5PluginCache.cmake
+++ b/config/cmake/HDF5PluginCache.cmake
@ -6,7 +6,7 @@

 # examples are the tests for plugins
 set (H5PL_BUILD_TESTING ON CACHE BOOL "Enable H5PL testing" FORCE)
-set (BUILD_EXAMPLES ${HDF5_BUILD_EXAMPLES} CACHE BOOL "Build H5PL Examples" FORCE)
+set (H5PL_BUILD_EXAMPLES ${HDF5_BUILD_EXAMPLES} CACHE BOOL "Build H5PL Examples" FORCE)

 #preset HDF5 cache vars to this projects libraries instead of searching
 set (H5PL_HDF5_HEADER "H5pubconf.h" CACHE STRING "Name of HDF5 header" FORCE)
--- a/config/cmake/HDFLibMacros.cmake
+++ b/config/cmake/HDFLibMacros.cmake
@ -34,13 +34,13 @@ macro (EXTERNAL_ZLIB_LIBRARY compress_type)
  endif()

  add_library(${HDF_PACKAGE_NAMESPACE}zlib-static ALIAS zlib-static)
-  set (ZLIB_STATIC_LIBRARY "${HDF_PACKAGE_NAMESPACE}zlib-static")
-  set (ZLIB_LIBRARIES ${ZLIB_STATIC_LIBRARY})
+  set (H5_ZLIB_STATIC_LIBRARY "${HDF_PACKAGE_NAMESPACE}zlib-static")
+  set (H5_ZLIB_LIBRARIES ${H5_ZLIB_STATIC_LIBRARY})

-  set (ZLIB_INCLUDE_DIR_GEN "${hdf5_zlib_BINARY_DIR}")
-  set (ZLIB_INCLUDE_DIR "${hdf5_zlib_SOURCE_DIR}")
-  set (ZLIB_FOUND 1)
-  set (ZLIB_INCLUDE_DIRS ${ZLIB_INCLUDE_DIR_GEN} ${ZLIB_INCLUDE_DIR})
+  set (H5_ZLIB_INCLUDE_DIR_GEN "${hdf5_zlib_BINARY_DIR}")
+  set (H5_ZLIB_INCLUDE_DIR "${hdf5_zlib_SOURCE_DIR}")
+  set (H5_ZLIB_FOUND 1)
+  set (H5_ZLIB_INCLUDE_DIRS ${H5_ZLIB_INCLUDE_DIR_GEN} ${H5_ZLIB_INCLUDE_DIR})
 endmacro ()

 #-------------------------------------------------------------------------------
@ -70,11 +70,11 @@ macro (EXTERNAL_SZIP_LIBRARY compress_type encoding)

  add_library (${HDF_PACKAGE_NAMESPACE}szaec-static ALIAS szaec-static)
  add_library (${HDF_PACKAGE_NAMESPACE}aec-static ALIAS aec-static)
-  set (SZIP_STATIC_LIBRARY "${HDF_PACKAGE_NAMESPACE}szaec-static;${HDF_PACKAGE_NAMESPACE}aec-static")
-  set (SZIP_LIBRARIES ${SZIP_STATIC_LIBRARY})
+  set (H5_SZIP_STATIC_LIBRARY "${HDF_PACKAGE_NAMESPACE}szaec-static;${HDF_PACKAGE_NAMESPACE}aec-static")
+  set (H5_SZIP_LIBRARIES ${H5_SZIP_STATIC_LIBRARY})

-  set (SZIP_INCLUDE_DIR_GEN "${szip_BINARY_DIR}")
-  set (SZIP_INCLUDE_DIR "${szip_SOURCE_DIR}/include")
-  set (SZIP_FOUND 1)
-  set (SZIP_INCLUDE_DIRS ${SZIP_INCLUDE_DIR_GEN} ${SZIP_INCLUDE_DIR})
+  set (H5_SZIP_INCLUDE_DIR_GEN "${szip_BINARY_DIR}")
+  set (H5_SZIP_INCLUDE_DIR "${szip_SOURCE_DIR}/include")
+  set (H5_SZIP_FOUND 1)
+  set (H5_SZIP_INCLUDE_DIRS ${H5_SZIP_INCLUDE_DIR_GEN} ${H5_SZIP_INCLUDE_DIR})
 endmacro ()
--- a/config/cmake/cacheinit.cmake
+++ b/config/cmake/cacheinit.cmake
@ -110,6 +110,18 @@ set (BLOSC_ZLIB_TGZ_NAME "zlib-1.3.tar.gz" CACHE STRING "Use ZLib from compresse

 set (BLOSC_ZLIB_PACKAGE_NAME "zlib" CACHE STRING "Name of BLOSC_ZLIB package" FORCE)

+########
+# blosc2
+########
+
+set (BLOSC2_GIT_URL "https://github.com/Blosc/c-blosc2.git" CACHE STRING "Use BLOSC2 from Github repository" FORCE)
+set (BLOSC2_GIT_BRANCH "main" CACHE STRING "" FORCE)
+
+set (BLOSC2_TGZ_ORIGPATH "https://github.com/Blosc/c-blosc2/archive/refs/tags" CACHE STRING "Use PLUGINS from original location" FORCE)
+set (BLOSC2_TGZ_NAME "c-blosc2-2.14.4.tar.gz" CACHE STRING "Use BLOSC2 from compressed file" FORCE)
+
+set (BLOSC2_PACKAGE_NAME "blosc2" CACHE STRING "Name of BLOSC2 package" FORCE)
+
 ########
 # bzip2
 ########
--- a/config/cmake/scripts/HDF5options.cmake
+++ b/config/cmake/scripts/HDF5options.cmake
@ -62,9 +62,9 @@ set (ADD_BUILD_OPTIONS "${ADD_BUILD_OPTIONS} -DHDF5_ALLOW_EXTERNAL_SUPPORT:STRIN
 ### ext libs on system
 #set (ADD_BUILD_OPTIONS "${ADD_BUILD_OPTIONS} -DHDF5_ALLOW_EXTERNAL_SUPPORT:STRING=NO")
 #set(ENV{ZLIB_ROOT} "some_location")
-#set (ADD_BUILD_OPTIONS "${ADD_BUILD_OPTIONS} -DZLIB_LIBRARY:FILEPATH=some_location/lib/zlib.lib -DZLIB_INCLUDE_DIR:PATH=some_location/include")
+#set (ADD_BUILD_OPTIONS "${ADD_BUILD_OPTIONS} -DH5_ZLIB_LIBRARY:FILEPATH=some_location/lib/zlib.lib -DH5_ZLIB_INCLUDE_DIR:PATH=some_location/include")
 #set(ENV{SZIP_ROOT} "some_location")
-#set (ADD_BUILD_OPTIONS "${ADD_BUILD_OPTIONS} -DSZIP_LIBRARY:FILEPATH=some_location/lib/szlib.lib -DSZIP_INCLUDE_DIR:PATH=some_location/include")
+#set (ADD_BUILD_OPTIONS "${ADD_BUILD_OPTIONS} -DH5_SZIP_LIBRARY:FILEPATH=some_location/lib/szlib.lib -DH5_SZIP_INCLUDE_DIR:PATH=some_location/include")

 ### disable using ext zlib
 #set (ADD_BUILD_OPTIONS "${ADD_BUILD_OPTIONS} -DHDF5_ENABLE_Z_LIB_SUPPORT:BOOL=OFF")
--- a/java/lib/junit.jar
+++ b/java/lib/junit.jar
--- a/java/test/junit.sh.in
+++ b/java/test/junit.sh.in
@ -351,8 +351,6 @@ TESTING JUnit-TestH5
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5.ext > JUnit-TestH5.out

 if diff JUnit-TestH5.out JUnit-TestH5.txt > /dev/null; then
@ -372,8 +370,6 @@ TESTING JUnit-TestH5Eparams
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Eparams.ext > JUnit-TestH5Eparams.out

 if diff JUnit-TestH5Eparams.out JUnit-TestH5Eparams.txt > /dev/null; then
@ -393,8 +389,6 @@ TESTING JUnit-TestH5Eregister
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Eregister.ext > JUnit-TestH5Eregister.out

 if diff JUnit-TestH5Eregister.out JUnit-TestH5Eregister.txt > /dev/null; then
@ -414,8 +408,6 @@ TESTING JUnit-TestH5Fparams
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Fparams.ext > JUnit-TestH5Fparams.out

 if diff JUnit-TestH5Fparams.out JUnit-TestH5Fparams.txt > /dev/null; then
@ -435,8 +427,6 @@ TESTING JUnit-TestH5Fbasic
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Fbasic.ext > JUnit-TestH5Fbasic.out

 if diff JUnit-TestH5Fbasic.out JUnit-TestH5Fbasic.txt > /dev/null; then
@ -456,8 +446,6 @@ TESTING JUnit-TestH5F
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5F.ext > JUnit-TestH5F.out

 if diff JUnit-TestH5F.out JUnit-TestH5F.txt > /dev/null; then
@ -477,8 +465,6 @@ TESTING JUnit-TestH5Fswmr
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Fswmr.ext > JUnit-TestH5Fswmr.out

 if diff JUnit-TestH5Fswmr.out JUnit-TestH5Fswmr.txt > /dev/null; then
@ -498,8 +484,6 @@ TESTING JUnit-TestH5Gbasic
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Gbasic.ext > JUnit-TestH5Gbasic.out

 if diff JUnit-TestH5Gbasic.out JUnit-TestH5Gbasic.txt > /dev/null; then
@ -519,8 +503,6 @@ TESTING JUnit-TestH5G
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5G.ext > JUnit-TestH5G.out

 if diff JUnit-TestH5G.out JUnit-TestH5G.txt > /dev/null; then
@ -540,8 +522,6 @@ TESTING JUnit-TestH5Sbasic
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Sbasic.ext > JUnit-TestH5Sbasic.out

 if diff JUnit-TestH5Sbasic.out JUnit-TestH5Sbasic.txt > /dev/null; then
@ -561,8 +541,6 @@ TESTING JUnit-TestH5S
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5S.ext > JUnit-TestH5S.out

 if diff JUnit-TestH5S.out JUnit-TestH5S.txt > /dev/null; then
@ -582,8 +560,6 @@ TESTING JUnit-TestH5Tparams
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Tparams.ext > JUnit-TestH5Tparams.out

 if diff JUnit-TestH5Tparams.out JUnit-TestH5Tparams.txt > /dev/null; then
@ -603,8 +579,6 @@ TESTING JUnit-TestH5Tbasic
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Tbasic.ext > JUnit-TestH5Tbasic.out

 if diff JUnit-TestH5Tbasic.out JUnit-TestH5Tbasic.txt > /dev/null; then
@ -624,8 +598,6 @@ TESTING JUnit-TestH5T
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5T.ext > JUnit-TestH5T.out

 if diff JUnit-TestH5T.out JUnit-TestH5T.txt > /dev/null; then
@ -645,8 +617,6 @@ TESTING JUnit-TestH5Dparams
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Dparams.ext > JUnit-TestH5Dparams.out

 if diff JUnit-TestH5Dparams.out JUnit-TestH5Dparams.txt > /dev/null; then
@ -666,8 +636,6 @@ TESTING JUnit-TestH5D
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5D.ext > JUnit-TestH5D.out

 if diff JUnit-TestH5D.out JUnit-TestH5D.txt > /dev/null; then
@ -687,8 +655,6 @@ TESTING JUnit-TestH5Drw
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Drw.ext > JUnit-TestH5Drw.out

 if diff JUnit-TestH5Drw.out JUnit-TestH5Drw.txt > /dev/null; then
@ -708,8 +674,6 @@ TESTING JUnit-TestH5Dplist
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Dplist.ext > JUnit-TestH5Dplist.out

 if diff JUnit-TestH5Dplist.out JUnit-TestH5Dplist.txt > /dev/null; then
@ -729,8 +693,6 @@ TESTING JUnit-TestH5Lparams
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Lparams.ext > JUnit-TestH5Lparams.out

 if diff JUnit-TestH5Lparams.out JUnit-TestH5Lparams.txt > /dev/null; then
@ -750,8 +712,6 @@ TESTING JUnit-TestH5Lbasic
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Lbasic.ext > JUnit-TestH5Lbasic.out

 if diff JUnit-TestH5Lbasic.out JUnit-TestH5Lbasic.txt > /dev/null; then
@ -771,8 +731,6 @@ TESTING JUnit-TestH5Lcreate
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Lcreate.ext > JUnit-TestH5Lcreate.out

 if diff JUnit-TestH5Lcreate.out JUnit-TestH5Lcreate.txt > /dev/null; then
@ -792,8 +750,6 @@ TESTING JUnit-TestH5R
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5R.ext > JUnit-TestH5R.out

 if diff JUnit-TestH5R.out JUnit-TestH5R.txt > /dev/null; then
@ -813,8 +769,6 @@ TESTING JUnit-TestH5Rref
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Rref.ext > JUnit-TestH5Rref.out

 if diff JUnit-TestH5Rref.out JUnit-TestH5Rref.txt > /dev/null; then
@ -834,8 +788,6 @@ TESTING JUnit-TestH5P
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5P.ext > JUnit-TestH5P.out

 if diff JUnit-TestH5P.out JUnit-TestH5P.txt > /dev/null; then
@ -855,8 +807,6 @@ TESTING JUnit-TestH5PData
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5PData.ext > JUnit-TestH5PData.out

 if diff JUnit-TestH5PData.out JUnit-TestH5PData.txt > /dev/null; then
@ -876,8 +826,6 @@ TESTING JUnit-TestH5Pfapl
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Pfapl.ext > JUnit-TestH5Pfapl.out

 if diff JUnit-TestH5Pfapl.out JUnit-TestH5Pfapl.txt > /dev/null; then
@ -897,8 +845,6 @@ TESTING JUnit-TestH5Pvirtual
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Pvirtual.ext > JUnit-TestH5Pvirtual.out

 if diff JUnit-TestH5Pvirtual.out JUnit-TestH5Pvirtual.txt > /dev/null; then
@ -918,8 +864,6 @@ TESTING JUnit-TestH5Plist
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Plist.ext > JUnit-TestH5Plist.out

 if diff JUnit-TestH5Plist.out JUnit-TestH5Plist.txt > /dev/null; then
@ -939,8 +883,6 @@ TESTING JUnit-TestH5A
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5A.ext > JUnit-TestH5A.out

 if diff JUnit-TestH5A.out JUnit-TestH5A.txt > /dev/null; then
@ -960,8 +902,6 @@ TESTING JUnit-TestH5Arw
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Arw.ext > JUnit-TestH5Arw.out

 if diff JUnit-TestH5Arw.out JUnit-TestH5Arw.txt > /dev/null; then
@ -981,8 +921,6 @@ TESTING JUnit-TestH5Oparams
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Oparams.ext > JUnit-TestH5Oparams.out

 if diff JUnit-TestH5Oparams.out JUnit-TestH5Oparams.txt > /dev/null; then
@ -1002,8 +940,6 @@ TESTING JUnit-TestH5Obasic
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Obasic.ext > JUnit-TestH5Obasic.out

 if diff JUnit-TestH5Obasic.out JUnit-TestH5Obasic.txt > /dev/null; then
@ -1023,8 +959,6 @@ TESTING JUnit-TestH5Ocreate
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Ocreate.ext > JUnit-TestH5Ocreate.out

 if diff JUnit-TestH5Ocreate.out JUnit-TestH5Ocreate.txt > /dev/null; then
@ -1044,8 +978,6 @@ TESTING JUnit-TestH5OcopyOld
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5OcopyOld.ext > JUnit-TestH5OcopyOld.out

 if diff JUnit-TestH5OcopyOld.out JUnit-TestH5OcopyOld.txt > /dev/null; then
@ -1065,8 +997,6 @@ TESTING JUnit-TestH5Ocopy
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Ocopy.ext > JUnit-TestH5Ocopy.out

 if diff JUnit-TestH5Ocopy.out JUnit-TestH5Ocopy.txt > /dev/null; then
@ -1086,8 +1016,6 @@ TESTING JUnit-TestH5PL
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5PL.ext > JUnit-TestH5PL.out

 if diff JUnit-TestH5PL.out JUnit-TestH5PL.txt > /dev/null; then
@ -1107,8 +1035,6 @@ TESTING JUnit-TestH5VL
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5VL.ext > JUnit-TestH5VL.out

 if diff JUnit-TestH5VL.out JUnit-TestH5VL.txt > /dev/null; then
@ -1128,8 +1054,6 @@ TESTING JUnit-TestH5Z
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Z.ext > JUnit-TestH5Z.out

 if diff JUnit-TestH5Z.out JUnit-TestH5Z.txt > /dev/null; then
@ -1149,8 +1073,6 @@ TESTING JUnit-TestH5E
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5E.ext > JUnit-TestH5E.out

 if diff JUnit-TestH5E.out JUnit-TestH5E.txt > /dev/null; then
@ -1170,8 +1092,6 @@ TESTING JUnit-TestH5Edefault
 sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
    -e 's/line [0-9]*/line (number)/' \
    -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-    -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-    -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
    JUnit-TestH5Edefault.ext > JUnit-TestH5Edefault.out

 if diff JUnit-TestH5Edefault.out JUnit-TestH5Edefault.txt > /dev/null; then
@ -1192,8 +1112,6 @@ if test $USE_FILTER_SZIP = "yes"; then
    sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
        -e 's/line [0-9]*/line (number)/' \
        -e 's/Time: [0-9]*[\.,[0-9]*]*/Time:  XXXX/' \
-        -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-        -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
        JUnit-TestH5Giterate.ext > JUnit-TestH5Giterate.out

    if diff JUnit-TestH5Giterate.out JUnit-TestH5Giterate.txt > /dev/null; then
@ -1214,8 +1132,6 @@ if test "X$ROS3_VFD" = "Xyes"; then
    sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
        -e 's/line [0-9]*/line (number)/' \
        -e 's/Time: [0-9]*\.,[0-9]*/Time:  XXXX/' \
-        -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-        -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
        JUnit-TestH5Pfapls3.ext > JUnit-TestH5Pfapls3.out

    if diff JUnit-TestH5Pfapls3.out JUnit-TestH5Pfapls3.txt > /dev/null; then
@ -1236,8 +1152,6 @@ if test "X$HAVE_LIBHDFS" = "Xyes"; then
    sed -e 's/ thread [0-9]*//' -e 's/: .*\.c /: (file name) /' \
        -e 's/line [0-9]*/line (number)/' \
        -e 's/Time: [0-9]*\.,[0-9]*/Time:  XXXX/' \
-        -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
-        -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
        JUnit-TestH5Pfaplhdfs.ext > JUnit-TestH5Pfaplhdfs.out

    if diff JUnit-TestH5Pfaplhdfs.out JUnit-TestH5Pfaplhdfs.txt > /dev/null; then
--- a/java/test/testfiles/JUnit-TestH5.txt
+++ b/java/test/testfiles/JUnit-TestH5.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5get_libversion_null_param
 .testJ2C
 .testIsSerializable
--- a/java/test/testfiles/JUnit-TestH5A.txt
+++ b/java/test/testfiles/JUnit-TestH5A.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Acreate2_nullname
 .testH5Acreate_by_name
 .testH5Aget_name_by_idx
--- a/java/test/testfiles/JUnit-TestH5Arw.txt
+++ b/java/test/testfiles/JUnit-TestH5Arw.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Aread_128bit_floats
 .testH5Aread_64bit_floats
 .testH5Aread_8bit_ints
--- a/java/test/testfiles/JUnit-TestH5D.txt
+++ b/java/test/testfiles/JUnit-TestH5D.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5DArrayenum_rw
 .testH5DVLwrVL
 .testH5Dget_storage_size
--- a/java/test/testfiles/JUnit-TestH5Dparams.txt
+++ b/java/test/testfiles/JUnit-TestH5Dparams.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Dget_space_status_invalid
 .testH5Dget_access_plist_invalid
 .testH5Dget_type_invalid
--- a/java/test/testfiles/JUnit-TestH5Dplist.txt
+++ b/java/test/testfiles/JUnit-TestH5Dplist.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5P_dset_no_attrs_hint
 .testH5Dset_extent

--- a/java/test/testfiles/JUnit-TestH5Drw.txt
+++ b/java/test/testfiles/JUnit-TestH5Drw.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Dread_32bit_floats
 .testH5Dread_32bit_ints
 .testH5Dread_64bit_ints
--- a/java/test/testfiles/JUnit-TestH5E.txt
+++ b/java/test/testfiles/JUnit-TestH5E.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Eget_msg_major
 .testH5Eget_msg_minor
 .testH5Epush
--- a/java/test/testfiles/JUnit-TestH5Edefault.txt
+++ b/java/test/testfiles/JUnit-TestH5Edefault.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Eset_current_stack_invalid_stkid
 .testH5Eset_current_stack
 .testH5Eget_num
--- a/java/test/testfiles/JUnit-TestH5Eparams.txt
+++ b/java/test/testfiles/JUnit-TestH5Eparams.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5EprintInt
 .testH5Eget_msg
 .testH5Eget_num
--- a/java/test/testfiles/JUnit-TestH5Eregister.txt
+++ b/java/test/testfiles/JUnit-TestH5Eregister.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Eregister_class_lib_name_null
 .testH5Eregister_class_version_null
 .testH5Eunregister_class_invalid_classid
--- a/java/test/testfiles/JUnit-TestH5F.txt
+++ b/java/test/testfiles/JUnit-TestH5F.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Fget_access_plist
 .testH5Fget_fileno_diff
 .testH5Fget_fileno_same
--- a/java/test/testfiles/JUnit-TestH5Fbasic.txt
+++ b/java/test/testfiles/JUnit-TestH5Fbasic.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Fget_mdc_size
 .testH5Fget_mdc_hit_rate
 .testH5F_dset_no_attrs_hint
--- a/java/test/testfiles/JUnit-TestH5Fparams.txt
+++ b/java/test/testfiles/JUnit-TestH5Fparams.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Fis_accessible_null
 .testH5Fcreate_null
 .testH5Fflush_local
--- a/java/test/testfiles/JUnit-TestH5Fswmr.txt
+++ b/java/test/testfiles/JUnit-TestH5Fswmr.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Fstart_swmr_write
 .testH5Fswmr_read_attempts

--- a/java/test/testfiles/JUnit-TestH5G.txt
+++ b/java/test/testfiles/JUnit-TestH5G.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Gget_info_by_name
 .testH5Gget_create_plist
 .testH5Gopen
--- a/java/test/testfiles/JUnit-TestH5Gbasic.txt
+++ b/java/test/testfiles/JUnit-TestH5Gbasic.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Gget_info_by_name_not_exists
 .testH5Gget_info_by_idx_not_exists
 .testH5Gget_info_by_name
--- a/java/test/testfiles/JUnit-TestH5Giterate.txt
+++ b/java/test/testfiles/JUnit-TestH5Giterate.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Gget_obj_info_all

 Time:  XXXX
--- a/java/test/testfiles/JUnit-TestH5Lbasic.txt
+++ b/java/test/testfiles/JUnit-TestH5Lbasic.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Lget_info_by_idx_not_exist_name
 .testH5Lget_name_by_idx_not_exist
 .testH5Lvisit
--- a/java/test/testfiles/JUnit-TestH5Lcreate.txt
+++ b/java/test/testfiles/JUnit-TestH5Lcreate.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Lget_info_by_idx_n0_create
 .testH5Ldelete_soft_link_dangle
 .testH5Lget_value_by_idx_external_create
--- a/java/test/testfiles/JUnit-TestH5Lparams.txt
+++ b/java/test/testfiles/JUnit-TestH5Lparams.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Lcopy_invalid
 .testH5Lget_value_by_idx_null
 .testH5Lcreate_external_invalid
--- a/java/test/testfiles/JUnit-TestH5Obasic.txt
+++ b/java/test/testfiles/JUnit-TestH5Obasic.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Oexists_by_name
 .testH5Oget_native_info_dataset
 .testH5Oopen_by_token
--- a/java/test/testfiles/JUnit-TestH5Ocopy.txt
+++ b/java/test/testfiles/JUnit-TestH5Ocopy.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5OcopyRefsDatasettosameFile
 .testH5OcopyNullRef
 .testH5OcopyRefsDatasettodiffFile
--- a/java/test/testfiles/JUnit-TestH5OcopyOld.txt
+++ b/java/test/testfiles/JUnit-TestH5OcopyOld.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5OcopyRefsDatasettosameFile
 .testH5OcopyNullRef
 .testH5OcopyRefsDatasettodiffFile
--- a/java/test/testfiles/JUnit-TestH5Ocreate.txt
+++ b/java/test/testfiles/JUnit-TestH5Ocreate.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Oget_info_by_idx_n0_create
 .testH5Oget_info_softlink_dangle
 .testH5Oget_info_softlink
--- a/java/test/testfiles/JUnit-TestH5Oparams.txt
+++ b/java/test/testfiles/JUnit-TestH5Oparams.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Oget_comment_by_name_null
 .testH5Oget_native_info_by_name_invalid
 .testH5Ovisit_by_name_nullname
--- a/java/test/testfiles/JUnit-TestH5P.txt
+++ b/java/test/testfiles/JUnit-TestH5P.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Pset_nbit
 .testH5Pset_shared_mesg_index_InvalidFlag
 .testH5Pset_shared_mesg_phase_change
--- a/java/test/testfiles/JUnit-TestH5PData.txt
+++ b/java/test/testfiles/JUnit-TestH5PData.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5P_buffer
 .testH5Pdata_transform

--- a/java/test/testfiles/JUnit-TestH5PL.txt
+++ b/java/test/testfiles/JUnit-TestH5PL.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .TestH5PLplugins
 .TestH5PLpaths

--- a/java/test/testfiles/JUnit-TestH5Pfapl.txt
+++ b/java/test/testfiles/JUnit-TestH5Pfapl.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5P_elink_fapl
 .testH5P_fapl_direct
 .testH5P_alignment
--- a/java/test/testfiles/JUnit-TestH5Pfaplhdfs.txt
+++ b/java/test/testfiles/JUnit-TestH5Pfaplhdfs.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Pget_fapl_hdfs_invalid_fapl_id
 .testH5Pget_fapl_hdfs_fapl_id_of_wrong_driver_type
 .testHDFS_fapl
--- a/java/test/testfiles/JUnit-TestH5Pfapls3.txt
+++ b/java/test/testfiles/JUnit-TestH5Pfapls3.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Pset_fapl_ros3_specified
 .testH5Pset_fapl_ros3
 .testH5Pget_fapl_ros3_invalid_fapl_id
--- a/java/test/testfiles/JUnit-TestH5Plist.txt
+++ b/java/test/testfiles/JUnit-TestH5Plist.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5P_genprop_basic_class
 .testH5P_genprop_class_iter
 .testH5P_genprop_basic_class_prop
--- a/java/test/testfiles/JUnit-TestH5Pvirtual.txt
+++ b/java/test/testfiles/JUnit-TestH5Pvirtual.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Pget_source_datasetname
 .testH5Pvirtual_storage
 .testH5Pget_selection_source_dataset
--- a/java/test/testfiles/JUnit-TestH5R.txt
+++ b/java/test/testfiles/JUnit-TestH5R.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Ropen_attr_Nullref
 .testH5Rget_attr_name_Nullref
 .testH5Ropen_region_Nullref
--- a/java/test/testfiles/JUnit-TestH5Rref.txt
+++ b/java/test/testfiles/JUnit-TestH5Rref.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Rget_region_dataset
 .testH5Rget_object
 .testH5Rget_region_attribute
--- a/java/test/testfiles/JUnit-TestH5S.txt
+++ b/java/test/testfiles/JUnit-TestH5S.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Sget_select_npoints
 .testH5Sget_select_type
 .testH5Sset_extent_simple
--- a/java/test/testfiles/JUnit-TestH5Sbasic.txt
+++ b/java/test/testfiles/JUnit-TestH5Sbasic.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Sclose_invalid
 .testH5Screate_simple_max_default
 .testH5Screate_simple_dims_null
--- a/java/test/testfiles/JUnit-TestH5T.txt
+++ b/java/test/testfiles/JUnit-TestH5T.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Tvlen_create
 .testH5Tenum_create_functions
 .testH5Tenum_functions
--- a/java/test/testfiles/JUnit-TestH5Tbasic.txt
+++ b/java/test/testfiles/JUnit-TestH5Tbasic.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Tequal_not
 .testH5Tcopy
 .testH5Tequal
--- a/java/test/testfiles/JUnit-TestH5Tparams.txt
+++ b/java/test/testfiles/JUnit-TestH5Tparams.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Tget_member_type_invalid
 .testH5Treclaim_invalid
 .testH5Tenum_insert_null
--- a/java/test/testfiles/JUnit-TestH5VL.txt
+++ b/java/test/testfiles/JUnit-TestH5VL.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5VLget_connector_id_by_name
 .testH5VLget_connector_id_by_value
 .testH5VLget_connector_id
--- a/java/test/testfiles/JUnit-TestH5Z.txt
+++ b/java/test/testfiles/JUnit-TestH5Z.txt
@ -1,4 +1,4 @@
-JUnit version 4.11
+JUnit version 4.13.2
 .testH5Zfilter_avail
 .testH5Zunregister_predefined
 .testH5Zget_filter_info
--- a/release_docs/INSTALL_CMake.txt
+++ b/release_docs/INSTALL_CMake.txt
@ -283,11 +283,11 @@ IV. Further considerations
      A. Download the binary packages and install them in a central location.
         For example on Windows, create a folder extlibs and install the
         packages there. Add the following CMake options:
-            -DZLIB_LIBRARY:FILEPATH=some_location/lib/zlib.lib
-            -DZLIB_INCLUDE_DIR:PATH=some_location/include
+            -DH5_ZLIB_LIBRARY:FILEPATH=some_location/lib/zlib.lib
+            -DH5_ZLIB_INCLUDE_DIR:PATH=some_location/include
            -DZLIB_USE_EXTERNAL:BOOL=OFF
-            -DSZIP_LIBRARY:FILEPATH=some_location/lib/szlib.lib
-            -DSZIP_INCLUDE_DIR:PATH=some_location/include
+            -DH5_SZIP_LIBRARY:FILEPATH=some_location/lib/szlib.lib
+            -DH5_SZIP_INCLUDE_DIR:PATH=some_location/include
            -DSZIP_USE_EXTERNAL:BOOL=OFF
         where "some_location" is the full path to the extlibs folder.
         Also the appropriate environment variable must be set;
@ -499,10 +499,10 @@ These five steps are described in detail below.
            * Visual Studio 17 2022

        <options> is:
-            * SZIP_INCLUDE_DIR:PATH=<path to szip includes directory>
-            * SZIP_LIBRARY:FILEPATH=<path to szip/library file>
-            * ZLIB_INCLUDE_DIR:PATH=<path to zlib includes directory>
-            * ZLIB_LIBRARY:FILEPATH=<path to zlib/library file>
+            * H5_SZIP_INCLUDE_DIR:PATH=<path to szip includes directory>
+            * H5_SZIP_LIBRARY:FILEPATH=<path to szip/library file>
+            * H5_ZLIB_INCLUDE_DIR:PATH=<path to zlib includes directory>
+            * H5_ZLIB_LIBRARY:FILEPATH=<path to zlib/library file>
            * <HDF5OPTION>:BOOL=[ON | OFF]

        <cacheinit.cmake> is:
@ -574,6 +574,14 @@ These five steps are described in detail below.
            set (BLOSC_ZLIB_TGZ_NAME "zlib-1.3.tar.gz" CACHE STRING "Use ZLib from compressed file" FORCE)
            set (BLOSC_ZLIB_PACKAGE_NAME "zlib" CACHE STRING "Name of BLOSC_ZLIB package" FORCE)
            ########
+            # blosc2
+            ########
+            set (BLOSC2_GIT_URL "https://github.com/Blosc/c-blosc2.git" CACHE STRING "Use BLOSC2 from Github repository" FORCE)
+            set (BLOSC2_GIT_BRANCH "main" CACHE STRING "" FORCE)
+            set (BLOSC2_TGZ_ORIGPATH "https://github.com/Blosc/c-blosc2/archive/refs/tags" CACHE STRING "Use PLUGINS from original location" FORCE)
+            set (BLOSC2_TGZ_NAME "c-blosc2-2.14.4.tar.gz" CACHE STRING "Use BLOSC2 from compressed file" FORCE)
+            set (BLOSC2_PACKAGE_NAME "blosc2" CACHE STRING "Name of BLOSC2 package" FORCE)
+            ########
            # bzip2
            ########
            set (BZ2_GIT_URL "https://github.com/libarchive/bzip2.git" CACHE STRING "Use BZ2 from  GitHub repository" FORCE)
--- a/src/H5Dmodule.h
+++ b/src/H5Dmodule.h
@ -2737,6 +2737,7 @@ allocated if necessary.
 * <table>
 * <tr><th>Filter</th><th>SetFilter Params</th></tr>
 * <tr><td>BLOSC</td><td>UD=32001,0,0</td></tr>
+ * <tr><td>BLOSC2</td><td>UD=32026,0,0</td></tr>
 * <tr><td>BSHUF</td><td>UD=32004,0,0</td></tr>
 * <tr><td>BZIP2</td><td>UD=307,0,1,9</td></tr>
 * <tr><td>JPEG</td><td>UD=32019,0,4,q,c,r,t</td></tr>