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-rw-r--r--tools/lib/h5tools.c335
-rw-r--r--tools/lib/h5tools.h33
2 files changed, 186 insertions, 182 deletions
diff --git a/tools/lib/h5tools.c b/tools/lib/h5tools.c
index 2f641d0..cc51e2c 100644
--- a/tools/lib/h5tools.c
+++ b/tools/lib/h5tools.c
@@ -434,138 +434,126 @@ h5tools_set_error_file(const char *fname, int is_bin)
}
/*-------------------------------------------------------------------------
- * Function: h5tools_set_vfd_fapl
+ * Function: h5tools_set_fapl_vfd
*
* Purpose: Given a VFL driver name, sets the appropriate driver on the
* specified FAPL.
*
- * TODO: Add handling for Windows VFD.
- *
* Return: positive - succeeded
* negative - failed
*-------------------------------------------------------------------------
*/
static herr_t
-h5tools_set_vfd_fapl(hid_t fapl, h5tools_fapl_info_t *fapl_info)
+h5tools_set_fapl_vfd(hid_t fapl_id, h5tools_vfd_info_t *vfd_info)
{
herr_t ret_value = SUCCEED;
- switch (fapl_info->type) {
- /* Currently, only retrieving a VFD by name is supported */
- case VFD_BY_NAME:
- /* Determine which driver the user wants to open the file with */
- if (!HDstrcmp(fapl_info->u.name, drivernames[SEC2_VFD_IDX])) {
- /* SEC2 Driver */
- if (H5Pset_fapl_sec2(fapl) < 0)
- H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_sec2 failed");
- }
- else if (!HDstrcmp(fapl_info->u.name, drivernames[DIRECT_VFD_IDX])) {
+ /* Determine which driver the user wants to open the file with */
+ if (!HDstrcmp(vfd_info->name, drivernames[SEC2_VFD_IDX])) {
+ /* SEC2 Driver */
+ if (H5Pset_fapl_sec2(fapl_id) < 0)
+ H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_sec2 failed");
+ }
+ else if (!HDstrcmp(vfd_info->name, drivernames[DIRECT_VFD_IDX])) {
#ifdef H5_HAVE_DIRECT
- /* Direct Driver */
- if (H5Pset_fapl_direct(fapl, 1024, 4096, 8 * 4096) < 0)
- H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_direct failed");
+ /* Direct Driver */
+ if (H5Pset_fapl_direct(fapl_id, 1024, 4096, 8 * 4096) < 0)
+ H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_direct failed");
#else
- H5TOOLS_GOTO_ERROR(FAIL, "Direct VFD is not enabled");
+ H5TOOLS_GOTO_ERROR(FAIL, "Direct VFD is not enabled");
#endif
- }
- else if (!HDstrcmp(fapl_info->u.name, drivernames[LOG_VFD_IDX])) {
- unsigned long long log_flags = H5FD_LOG_LOC_IO | H5FD_LOG_ALLOC;
+ }
+ else if (!HDstrcmp(vfd_info->name, drivernames[LOG_VFD_IDX])) {
+ unsigned long long log_flags = H5FD_LOG_LOC_IO | H5FD_LOG_ALLOC;
- /* Log Driver */
- if (H5Pset_fapl_log(fapl, NULL, log_flags, (size_t) 0) < 0)
- H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_sec2 failed");
- }
- else if (!HDstrcmp(fapl_info->u.name, drivernames[WINDOWS_VFD_IDX])) {
+ /* Log Driver */
+ if (H5Pset_fapl_log(fapl_id, NULL, log_flags, (size_t) 0) < 0)
+ H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_log failed");
+ }
+ else if (!HDstrcmp(vfd_info->name, drivernames[WINDOWS_VFD_IDX])) {
#ifdef H5_HAVE_WINDOWS
-
+ /* There is no Windows VFD - use SEC2 */
+ if (H5Pset_fapl_sec2(fapl_id) < 0)
+ H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_sec2 failed");
#else
- H5TOOLS_GOTO_ERROR(FAIL, "Windows VFD is not enabled");
+ H5TOOLS_GOTO_ERROR(FAIL, "Windows VFD is not enabled");
#endif
- }
- else if (!HDstrcmp(fapl_info->u.name, drivernames[STDIO_VFD_IDX])) {
- /* Stdio Driver */
- if (H5Pset_fapl_stdio(fapl) < 0)
- H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_stdio failed");
- }
- else if (!HDstrcmp(fapl_info->u.name, drivernames[CORE_VFD_IDX])) {
- /* Core Driver */
- if (H5Pset_fapl_core(fapl, (size_t) H5_MB, TRUE) < 0)
- H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_stdio failed");
- }
- else if (!HDstrcmp(fapl_info->u.name, drivernames[FAMILY_VFD_IDX])) {
- /* FAMILY Driver */
-
- /* Set member size to be 0 to indicate the current first member size
- * is the member size.
- */
- if (H5Pset_fapl_family(fapl, (hsize_t) 0, H5P_DEFAULT) < 0)
- H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_family failed");
- }
- else if (!HDstrcmp(fapl_info->u.name, drivernames[SPLIT_VFD_IDX])) {
- /* SPLIT Driver */
- if (H5Pset_fapl_split(fapl, "-m.h5", H5P_DEFAULT, "-r.h5", H5P_DEFAULT) < 0)
- H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_split failed");
- }
- else if (!HDstrcmp(fapl_info->u.name, drivernames[MULTI_VFD_IDX])) {
- /* MULTI Driver */
- if (H5Pset_fapl_multi(fapl, NULL, NULL, NULL, NULL, TRUE) < 0)
- H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_multi failed");
- }
- else if (!HDstrcmp(fapl_info->u.name, drivernames[MPIO_VFD_IDX])) {
+ }
+ else if (!HDstrcmp(vfd_info->name, drivernames[STDIO_VFD_IDX])) {
+ /* Stdio Driver */
+ if (H5Pset_fapl_stdio(fapl_id) < 0)
+ H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_stdio failed");
+ }
+ else if (!HDstrcmp(vfd_info->name, drivernames[CORE_VFD_IDX])) {
+ /* Core Driver */
+ if (H5Pset_fapl_core(fapl_id, (size_t) H5_MB, TRUE) < 0)
+ H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_core failed");
+ }
+ else if (!HDstrcmp(vfd_info->name, drivernames[FAMILY_VFD_IDX])) {
+ /* FAMILY Driver */
+ /* Set member size to be 0 to indicate the current first member size
+ * is the member size.
+ */
+ if (H5Pset_fapl_family(fapl_id, (hsize_t) 0, H5P_DEFAULT) < 0)
+ H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_family failed");
+ }
+ else if (!HDstrcmp(vfd_info->name, drivernames[SPLIT_VFD_IDX])) {
+ /* SPLIT Driver */
+ if (H5Pset_fapl_split(fapl_id, "-m.h5", H5P_DEFAULT, "-r.h5", H5P_DEFAULT) < 0)
+ H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_split failed");
+ }
+ else if (!HDstrcmp(vfd_info->name, drivernames[MULTI_VFD_IDX])) {
+ /* MULTI Driver */
+ if (H5Pset_fapl_multi(fapl_id, NULL, NULL, NULL, NULL, TRUE) < 0)
+ H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_multi failed");
+ }
+ else if (!HDstrcmp(vfd_info->name, drivernames[MPIO_VFD_IDX])) {
#ifdef H5_HAVE_PARALLEL
- int mpi_initialized, mpi_finalized;
+ int mpi_initialized, mpi_finalized;
- /* MPI-I/O Driver */
+ /* MPI-I/O Driver */
- /* check if MPI is available. */
- MPI_Initialized(&mpi_initialized);
- MPI_Finalized(&mpi_finalized);
+ /* check if MPI is available. */
+ MPI_Initialized(&mpi_initialized);
+ MPI_Finalized(&mpi_finalized);
- if (mpi_initialized && !mpi_finalized) {
- if (H5Pset_fapl_mpio(fapl, MPI_COMM_WORLD, MPI_INFO_NULL) < 0)
- H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_mpio failed");
- } /* end if */
+ if (mpi_initialized && !mpi_finalized) {
+ if (H5Pset_fapl_mpio(fapl_id, MPI_COMM_WORLD, MPI_INFO_NULL) < 0)
+ H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_mpio failed");
+ }
#else
- H5TOOLS_GOTO_ERROR(FAIL, "MPI-I/O VFD is not enabled");
+ H5TOOLS_GOTO_ERROR(FAIL, "MPI-I/O VFD is not enabled");
#endif /* H5_HAVE_PARALLEL */
- }
- else if (!HDstrcmp(fapl_info->u.name, drivernames[ROS3_VFD_IDX])) {
+ }
+ else if (!HDstrcmp(vfd_info->name, drivernames[ROS3_VFD_IDX])) {
#ifdef H5_HAVE_ROS3_VFD
- if (!fapl_info->info_string)
- H5TOOLS_GOTO_ERROR(FAIL, "Read-only S3 VFD info is invalid");
- if (H5Pset_fapl_ros3(fapl, (H5FD_ros3_fapl_t *)fapl_info->info_string) < 0)
- H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_ros3() failed");
+ if (!vfd_info->info)
+ H5TOOLS_GOTO_ERROR(FAIL, "Read-only S3 VFD info is invalid");
+ if (H5Pset_fapl_ros3(fapl_id, (H5FD_ros3_fapl_t *)vfd_info->info) < 0)
+ H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_ros3() failed");
#else
- H5TOOLS_GOTO_ERROR(FAIL, "Read-only S3 VFD is not enabled");
+ H5TOOLS_GOTO_ERROR(FAIL, "Read-only S3 VFD is not enabled");
#endif
- }
- else if (!HDstrcmp(fapl_info->u.name, drivernames[HDFS_VFD_IDX])) {
+ }
+ else if (!HDstrcmp(vfd_info->name, drivernames[HDFS_VFD_IDX])) {
#ifdef H5_HAVE_LIBHDFS
- if (!fapl_info->info_string)
- H5TOOLS_GOTO_ERROR(FAIL, "HDFS VFD info is invalid");
- if (H5Pset_fapl_hdfs(fapl, (H5FD_hdfs_fapl_t *)fapl_info->info_string) < 0)
- H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_hdfs() failed");
+ if (!vfd_info->info)
+ H5TOOLS_GOTO_ERROR(FAIL, "HDFS VFD info is invalid");
+ if (H5Pset_fapl_hdfs(fapl_id, (H5FD_hdfs_fapl_t *)vfd_info->info) < 0)
+ H5TOOLS_GOTO_ERROR(FAIL, "H5Pset_fapl_hdfs() failed");
#else
- H5TOOLS_GOTO_ERROR(FAIL, "The HDFS VFD is not enabled");
+ H5TOOLS_GOTO_ERROR(FAIL, "The HDFS VFD is not enabled");
#endif
- }
- else
- H5TOOLS_GOTO_ERROR(FAIL, "invalid VFD name");
-
- break;
-
- case VOL_BY_NAME:
- case VOL_BY_VALUE:
- default:
- H5TOOLS_GOTO_ERROR(FAIL, "invalid VFD retrieval type");
}
+ else
+ H5TOOLS_GOTO_ERROR(FAIL, "invalid VFD name");
done:
return ret_value;
}
/*-------------------------------------------------------------------------
- * Function: h5tools_set_vol_fapl
+ * Function: h5tools_set_fapl_vol
*
* Purpose: Given a VOL connector name or ID, sets the appropriate
* connector on the specified FAPL.
@@ -575,83 +563,86 @@ done:
*-------------------------------------------------------------------------
*/
static herr_t
-h5tools_set_vol_fapl(hid_t fapl_id, h5tools_fapl_info_t *fapl_info)
+h5tools_set_fapl_vol(hid_t fapl_id, h5tools_vol_info_t *vol_info)
{
htri_t connector_is_registered;
hid_t connector_id = H5I_INVALID_HID;
- void *vol_info = NULL;
+ void *connector_info = NULL;
herr_t ret_value = SUCCEED;
- switch (fapl_info->type) {
+ switch (vol_info->type) {
case VOL_BY_NAME:
/* Retrieve VOL connector by name */
- if ((connector_is_registered = H5VLis_connector_registered_by_name(fapl_info->u.name)) < 0)
+ if ((connector_is_registered = H5VLis_connector_registered_by_name(vol_info->u.name)) < 0)
H5TOOLS_GOTO_ERROR(FAIL, "can't check if VOL connector is registered");
if (connector_is_registered) {
- if ((connector_id = H5VLget_connector_id_by_name(fapl_info->u.name)) < 0)
+ if ((connector_id = H5VLget_connector_id_by_name(vol_info->u.name)) < 0)
H5TOOLS_GOTO_ERROR(FAIL, "can't get VOL connector ID");
}
else {
- /* Check for VOL connectors that ship with the library */
- if (!HDstrcmp(fapl_info->u.name, H5VL_NATIVE_NAME)) {
+ /* Check for VOL connectors that ship with the library, then try
+ * registering by name if that fails.
+ */
+ if (!HDstrcmp(vol_info->u.name, H5VL_NATIVE_NAME)) {
connector_id = H5VL_NATIVE;
}
- else if (!HDstrcmp(fapl_info->u.name, H5VL_PASSTHRU_NAME)) {
+ else if (!HDstrcmp(vol_info->u.name, H5VL_PASSTHRU_NAME)) {
connector_id = H5VL_PASSTHRU;
}
else {
- if ((connector_id = H5VLregister_connector_by_name(fapl_info->u.name, H5P_DEFAULT)) < 0)
+ /* NOTE: Not being able to pass in a VIPL may be a limitation for some
+ * connectors.
+ */
+ if ((connector_id = H5VLregister_connector_by_name(vol_info->u.name, H5P_DEFAULT)) < 0)
H5TOOLS_GOTO_ERROR(FAIL, "can't register VOL connector");
}
}
- /* Convert the info string */
- if (fapl_info->info_string)
- if (H5VLconnector_str_to_info(fapl_info->info_string, connector_id, &vol_info) < 0)
- H5TOOLS_GOTO_ERROR(FAIL, "can't get VOL info from string");
-
break;
case VOL_BY_VALUE:
/* Retrieve VOL connector by ID */
- if ((connector_is_registered = H5VLis_connector_registered_by_value(fapl_info->u.value)) < 0)
+ if ((connector_is_registered = H5VLis_connector_registered_by_value(vol_info->u.value)) < 0)
H5TOOLS_GOTO_ERROR(FAIL, "can't check if VOL connector is registered");
if (connector_is_registered) {
- if ((connector_id = H5VLget_connector_id_by_value(fapl_info->u.value)) < 0)
+ if ((connector_id = H5VLget_connector_id_by_value(vol_info->u.value)) < 0)
H5TOOLS_GOTO_ERROR(FAIL, "can't get VOL connector ID");
}
else {
/* Check for VOL connectors that ship with the library */
- if (fapl_info->u.value == H5VL_NATIVE_VALUE) {
+ if (vol_info->u.value == H5VL_NATIVE_VALUE) {
connector_id = H5VL_NATIVE;
}
- else if (fapl_info->u.value == H5VL_PASSTHRU_VALUE) {
+ else if (vol_info->u.value == H5VL_PASSTHRU_VALUE) {
connector_id = H5VL_PASSTHRU;
}
else {
- if ((connector_id = H5VLregister_connector_by_value(fapl_info->u.value, H5P_DEFAULT)) < 0)
+ /* NOTE: Not being able to pass in a VIPL may be a limitation for some
+ * connectors.
+ */
+ if ((connector_id = H5VLregister_connector_by_value(vol_info->u.value, H5P_DEFAULT)) < 0)
H5TOOLS_GOTO_ERROR(FAIL, "can't register VOL connector");
}
}
- /* Convert the info string */
- if (fapl_info->info_string)
- if (H5VLconnector_str_to_info(fapl_info->info_string, connector_id, &vol_info) < 0)
- H5TOOLS_GOTO_ERROR(FAIL, "can't get VOL info from string");
-
break;
- case VFD_BY_NAME:
default:
H5TOOLS_GOTO_ERROR(FAIL, "invalid VOL retrieval type");
}
- if (H5Pset_vol(fapl_id, connector_id, vol_info) < 0)
+ /* Convert the info string, if provided */
+ if (vol_info->info_string)
+ if (H5VLconnector_str_to_info(vol_info->info_string, connector_id, &connector_info) < 0)
+ H5TOOLS_GOTO_ERROR(FAIL, "can't get VOL connector info from string");
+
+ /* Set the VOL connector on the fapl */
+ if (H5Pset_vol(fapl_id, connector_id, connector_info) < 0)
H5TOOLS_GOTO_ERROR(FAIL, "can't set VOL connector on FAPL");
done:
- if (vol_info)
- if (H5VLfree_connector_info(connector_id, vol_info))
+ if (connector_info)
+ if (H5VLfree_connector_info(connector_id, connector_info))
H5TOOLS_ERROR(FAIL, "failed to free VOL connector-specific info");
if (ret_value < 0) {
@@ -665,45 +656,43 @@ done:
/*-------------------------------------------------------------------------
* Function: h5tools_get_fapl
*
- * Purpose: Get a FAPL for a given VFL driver name, VOL connector name
- * or VOL connector ID.
+ * Purpose: Copies an input fapl and then sets a VOL and/or a VFD on it.
+ *
+ * The returned fapl must be closed by the caller.
*
* Return: positive - succeeded
* negative - failed
*-------------------------------------------------------------------------
*/
hid_t
-h5tools_get_fapl(hid_t prev_fapl_id, h5tools_fapl_info_t *fapl_info)
+h5tools_get_fapl(hid_t prev_fapl_id, h5tools_vol_info_t *vol_info,
+ h5tools_vfd_info_t *vfd_info)
{
hid_t new_fapl_id = H5I_INVALID_HID;
hid_t ret_value = H5I_INVALID_HID;
if (prev_fapl_id < 0)
H5TOOLS_GOTO_ERROR(FAIL, "invalid FAPL");
- if (!fapl_info)
- H5TOOLS_GOTO_ERROR(FAIL, "invalid FAPL retrieval info");
- /* Make a copy of the FAPL if necessary, or create a FAPL if
- * H5P_DEFAULT is specified. */
+ /* Make a copy of the FAPL or create one if H5P_DEFAULT is specified. */
if (H5P_DEFAULT == prev_fapl_id) {
if ((new_fapl_id = H5Pcreate(H5P_FILE_ACCESS)) < 0)
H5TOOLS_GOTO_ERROR(H5I_INVALID_HID, "H5Pcreate failed");
- } /* end if */
+ }
else {
if ((new_fapl_id = H5Pcopy(prev_fapl_id)) < 0)
H5TOOLS_GOTO_ERROR(H5I_INVALID_HID, "H5Pcopy failed");
}
- if (VFD_BY_NAME == fapl_info->type) {
- if (h5tools_set_vfd_fapl(new_fapl_id, fapl_info) < 0)
- H5TOOLS_GOTO_ERROR(H5I_INVALID_HID, "failed to set VFD on FAPL");
- }
- else if (VOL_BY_NAME == fapl_info->type || VOL_BY_VALUE == fapl_info->type) {
- if (h5tools_set_vol_fapl(new_fapl_id, fapl_info) < 0)
+ /* Set non-default VOL connector, if requested */
+ if (vol_info)
+ if (h5tools_set_fapl_vol(new_fapl_id, vol_info) < 0)
H5TOOLS_GOTO_ERROR(H5I_INVALID_HID, "failed to set VOL on FAPL");
- }
- else
- H5TOOLS_GOTO_ERROR(H5I_INVALID_HID, "invalid FAPL retrieval type");
+
+ /* Set non-default virtual file driver, if requested */
+ if (vfd_info)
+ if (h5tools_set_fapl_vfd(new_fapl_id, vfd_info) < 0)
+ H5TOOLS_GOTO_ERROR(H5I_INVALID_HID, "failed to set VFD on FAPL");
ret_value = new_fapl_id;
@@ -851,13 +840,12 @@ done:
*-------------------------------------------------------------------------
*/
hid_t
-h5tools_fopen(const char *fname, unsigned flags, hid_t fapl, hbool_t use_specific_driver,
+h5tools_fopen(const char *fname, unsigned flags, hid_t fapl_id, hbool_t use_specific_driver,
char *drivername, size_t drivername_size)
{
hid_t fid = H5I_INVALID_HID;
- hid_t tmp_vol_fapl = H5I_INVALID_HID;
- hid_t tmp_vfd_fapl = H5I_INVALID_HID;
- hid_t used_fapl = H5I_INVALID_HID;
+ hid_t tmp_fapl_id = H5I_INVALID_HID;
+ hid_t used_fapl_id = H5I_INVALID_HID;
unsigned volnum, drivernum;
hid_t ret_value = H5I_INVALID_HID;
@@ -872,17 +860,17 @@ h5tools_fopen(const char *fname, unsigned flags, hid_t fapl, hbool_t use_specifi
/* Allow error stack display if --enable-error-stack has optional arg number */
if (enable_error_stack > 1) {
- fid = H5Fopen(fname, flags, fapl);
+ fid = H5Fopen(fname, flags, fapl_id);
}
else {
H5E_BEGIN_TRY {
- fid = H5Fopen(fname, flags, fapl);
+ fid = H5Fopen(fname, flags, fapl_id);
} H5E_END_TRY;
}
/* If we succeeded in opening the file, we're done. */
if (fid >= 0) {
- used_fapl = fapl;
+ used_fapl_id = fapl_id;
H5TOOLS_GOTO_DONE(fid);
}
@@ -900,18 +888,16 @@ h5tools_fopen(const char *fname, unsigned flags, hid_t fapl, hbool_t use_specifi
* connector being looked at, also try using each of the available VFL drivers.
*/
for (volnum = 0; volnum < NUM_VOLS; volnum++) {
- h5tools_fapl_info_t vol_info;
+ h5tools_vol_info_t vol_info;
vol_info.type = VOL_BY_NAME;
vol_info.info_string = NULL;
vol_info.u.name = volnames[volnum];
- /* Get a FAPL for the current VOL connector */
- if ((tmp_vol_fapl = h5tools_get_fapl(fapl, &vol_info)) < 0)
- continue;
-
/* TODO: For now, we have no way of determining if an arbitrary
- * VOL connector is native-terminal. */
+ * VOL connector is native-terminal so we only try VFDs with the
+ * actual native VOL connector.
+ */
if (NATIVE_VOL_IDX == volnum) {
/*
* If using the native VOL connector, or a VOL connector which has the
@@ -919,7 +905,7 @@ h5tools_fopen(const char *fname, unsigned flags, hid_t fapl, hbool_t use_specifi
* VFL drivers as well.
*/
for (drivernum = 0; drivernum < NUM_DRIVERS; drivernum++) {
- h5tools_fapl_info_t vfd_info;
+ h5tools_vfd_info_t vfd_info;
/* Skip the log VFD as it prints out to standard out
* and is fundamentally SEC2 anyway.
@@ -927,34 +913,41 @@ h5tools_fopen(const char *fname, unsigned flags, hid_t fapl, hbool_t use_specifi
if (drivernum == LOG_VFD_IDX)
continue;
- vfd_info.type = VFD_BY_NAME;
- vfd_info.info_string = NULL;
- vfd_info.u.name = drivernames[drivernum];
+ vfd_info.info = NULL;
+ vfd_info.name = drivernames[drivernum];
- /* Using the current VOL FAPL as a base, get the correct FAPL for the given VFL driver */
- if ((tmp_vfd_fapl = h5tools_get_fapl(tmp_vol_fapl, &vfd_info)) < 0)
+ /* Get a fapl reflecting the selected VOL connector and VFD */
+ if ((tmp_fapl_id = h5tools_get_fapl(fapl_id, &vol_info, &vfd_info)) < 0)
continue;
- if ((fid = h5tools_fopen(fname, flags, tmp_vfd_fapl, TRUE, drivername, drivername_size)) >= 0) {
- used_fapl = tmp_vfd_fapl;
+ /* Can we open the file with this combo? */
+ if ((fid = h5tools_fopen(fname, flags, tmp_fapl_id, TRUE, drivername, drivername_size)) >= 0) {
+ used_fapl_id = tmp_fapl_id;
H5TOOLS_GOTO_DONE(fid);
}
else {
- /* Close the temporary VFD FAPL */
- H5Pclose(tmp_vfd_fapl);
- tmp_vfd_fapl = H5I_INVALID_HID;
+ /* Close the temporary fapl */
+ H5Pclose(tmp_fapl_id);
+ tmp_fapl_id = H5I_INVALID_HID;
}
}
}
else {
- if ((fid = h5tools_fopen(fname, flags, tmp_vol_fapl, TRUE, drivername, drivername_size)) >= 0) {
- used_fapl = tmp_vol_fapl;
+ /* NOT the native VOL connector */
+
+ /* Get a FAPL for the current VOL connector */
+ if ((tmp_fapl_id = h5tools_get_fapl(fapl_id, &vol_info, NULL)) < 0)
+ continue;
+
+ /* Can we open the file with this connector? */
+ if ((fid = h5tools_fopen(fname, flags, tmp_fapl_id, TRUE, drivername, drivername_size)) >= 0) {
+ used_fapl_id = tmp_fapl_id;
H5TOOLS_GOTO_DONE(fid);
}
else {
/* Close the temporary VOL FAPL */
- H5Pclose(tmp_vol_fapl);
- tmp_vol_fapl = H5I_INVALID_HID;
+ H5Pclose(tmp_fapl_id);
+ tmp_fapl_id = H5I_INVALID_HID;
}
}
}
@@ -965,13 +958,11 @@ h5tools_fopen(const char *fname, unsigned flags, hid_t fapl, hbool_t use_specifi
done:
/* Save the driver name if using a native-terminal VOL connector */
if (drivername && drivername_size && ret_value >= 0)
- if (used_fapl >= 0 && h5tools_get_vfd_name(used_fapl, drivername, drivername_size) < 0)
+ if (used_fapl_id >= 0 && h5tools_get_vfd_name(used_fapl_id, drivername, drivername_size) < 0)
H5TOOLS_ERROR(H5I_INVALID_HID, "failed to retrieve name of VFD used to open file");
- if (tmp_vfd_fapl >= 0)
- H5Pclose(tmp_vfd_fapl);
- if (tmp_vol_fapl >= 0)
- H5Pclose(tmp_vol_fapl);
+ if (tmp_fapl_id >= 0)
+ H5Pclose(tmp_fapl_id);
return ret_value;
}
diff --git a/tools/lib/h5tools.h b/tools/lib/h5tools.h
index b931dc8..2b6fffb 100644
--- a/tools/lib/h5tools.h
+++ b/tools/lib/h5tools.h
@@ -539,24 +539,36 @@ typedef struct h5tools_context_t {
int display_char; /* */
} h5tools_context_t;
+/* VOL and VFD info structs used to set the file access property
+ * lists in the tools.
+ */
+
typedef enum {
- VFD_BY_NAME,
VOL_BY_NAME,
VOL_BY_VALUE
-} h5tools_fapl_info_type_t;
+} h5tools_vol_info_type_t;
-typedef struct h5tools_fapl_info_t {
- h5tools_fapl_info_type_t type;
+typedef struct h5tools_vol_info_t {
+ h5tools_vol_info_type_t type;
- /* Pointer to information to be passed to the driver/connector for its setup */
+ /* Pointer to information string to be passed to the connector for its setup */
const char *info_string;
- /* Field specifying either the driver's/connector's name or ID */
+ /* Field specifying either the connector's name or value (ID) */
union {
- const char *name; /* VOL and VFD */
- H5VL_class_value_t value; /* VOL only */
+ const char *name;
+ H5VL_class_value_t value;
} u;
-} h5tools_fapl_info_t;
+} h5tools_vol_info_t;
+
+typedef struct h5tools_vfd_info_t {
+
+ /* Pointer to information to be passed to the driver for its setup */
+ const void *info;
+
+ /* Name of the VFD */
+ const char *name;
+} h5tools_vfd_info_t;
H5TOOLS_DLLVAR const char *volnames[];
H5TOOLS_DLLVAR const char *drivernames[];
@@ -637,7 +649,8 @@ H5TOOLS_DLL int h5tools_set_attr_output_file(const char *fname, int is_bin);
H5TOOLS_DLL int h5tools_set_input_file(const char *fname, int is_bin);
H5TOOLS_DLL int h5tools_set_output_file(const char *fname, int is_bin);
H5TOOLS_DLL int h5tools_set_error_file(const char *fname, int is_bin);
-H5TOOLS_DLL hid_t h5tools_get_fapl(hid_t prev_fapl_id, h5tools_fapl_info_t *fapl_info);
+H5TOOLS_DLL hid_t h5tools_get_fapl(hid_t prev_fapl_id, h5tools_vol_info_t *vol_info,
+ h5tools_vfd_info_t *vfd_info);
H5TOOLS_DLL herr_t h5tools_get_vfd_name(hid_t fapl_id, char *drivername, size_t drivername_size);
H5TOOLS_DLL hid_t h5tools_fopen(const char *fname, unsigned flags, hid_t fapl,
hbool_t use_specific_driver, char *drivername, size_t drivername_size);
generated by cgit v0.12 at 2024-12-27 11:46:32 (GMT)