Third batch of checkin:

1) Free space manager for the metadata file
2) Delayed free space release linked list
3) H5F_update_vfd_swmr_metadata_file()
3) VFD SWMR driver: read callback
4) Flushing for VFD SWMR
5) Port one concurrent test from swmr test set
6) Bug fixes and refactoring

1 files changed, 78 insertions, 0 deletions

diff --git a/test/vfd_swmr_common.h b/test/vfd_swmr_common.h
new file mode 100644
index 0000000..e77a5ff
--- /dev/null
+++ b/test/vfd_swmr_common.h
@@ -0,0 +1,78 @@
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * 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.                                                        *
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+#ifndef _SWMR_COMMON_H
+#define _SWMR_COMMON_H
+
+/***********/
+/* Headers */
+/***********/
+
+#include "h5test.h"
+
+/**********/
+/* Macros */
+/**********/
+
+#define NLEVELS         5   /* # of datasets in the SWMR test file */
+
+#define NMAPPING        9   
+
+#define FILENAME        "vfd_swmr_data.h5"  /* SWMR test file name */
+#define DTYPE_SIZE      150             /* Data size in opaque type */
+
+/* The message sent by writer that the file open is done--releasing the file lock */
+#define WRITER_MESSAGE "SWMR_WRITER_MESSAGE"
+
+/************/
+/* Typedefs */
+/************/
+
+/* Information about a symbol/dataset */
+typedef struct {
+    char *name;         /* Dataset name for symbol */
+    hid_t dsid;         /* Dataset ID for symbol */
+    hsize_t nrecords;   /* Number of records for the symbol */
+} symbol_info_t;
+
+/* A symbol's record */
+typedef struct {
+    uint64_t rec_id;    /* ID for this record (unique in symbol) */
+    uint8_t info[DTYPE_SIZE];   /* "Other" information for this record */
+} symbol_t;
+
+/********************/
+/* Global Variables */
+/********************/
+H5TEST_DLLVAR symbol_info_t *symbol_info[NLEVELS];
+H5TEST_DLLVAR unsigned symbol_count[NLEVELS];
+
+/**************/
+/* Prototypes */
+/**************/
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+H5TEST_DLL symbol_info_t * choose_dataset(void);
+H5TEST_DLL hid_t create_symbol_datatype(void);
+H5TEST_DLL int generate_name(char *name_buf, unsigned level, unsigned count);
+H5TEST_DLL int generate_symbols(void);
+H5TEST_DLL int shutdown_symbols(void);
+H5TEST_DLL int print_metadata_retries_info(hid_t fid);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _SWMR_COMMON_H */