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author | Vailin Choi <vchoi@jam.ad.hdfgroup.org> | 2017-10-03 19:57:36 (GMT) |
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committer | Vailin Choi <vchoi@jam.ad.hdfgroup.org> | 2017-10-03 19:57:36 (GMT) |
commit | fe70476a225d2e0576149e0f1bdf95689f922c77 (patch) | |
tree | ca07b675475ec83f9c8588c0256d585e69688578 /src/H5Ofill.c | |
parent | 9d6ba29a01079e0f81ffa530605d8cd830378f9c (diff) | |
download | hdf5-fe70476a225d2e0576149e0f1bdf95689f922c77.zip hdf5-fe70476a225d2e0576149e0f1bdf95689f922c77.tar.gz hdf5-fe70476a225d2e0576149e0f1bdf95689f922c77.tar.bz2 |
Initial checkin for library version bounds
Code changes to provide versioning support when adding to the enumerated defines for H5F_libver_t.
Diffstat (limited to 'src/H5Ofill.c')
-rw-r--r-- | src/H5Ofill.c | 33 |
1 files changed, 24 insertions, 9 deletions
diff --git a/src/H5Ofill.c b/src/H5Ofill.c index 5419762..613b521 100644 --- a/src/H5Ofill.c +++ b/src/H5Ofill.c @@ -151,6 +151,13 @@ const H5O_msg_class_t H5O_MSG_FILL_NEW[1] = {{ H5O_fill_new_shared_debug /*debug the message */ }}; +/* Format version bounds for fill value */ +static const unsigned H5O_fill_ver_bounds[] = { + H5O_FILL_VERSION_1, /* H5F_LIBVER_EARLIEST */ + H5O_FILL_VERSION_3, /* H5F_LIBVER_V18 */ + H5O_FILL_VERSION_LATEST /* H5F_LIBVER_LATEST */ +}; + /* Masks, shift values & flags for fill value message */ #define H5O_FILL_MASK_ALLOC_TIME 0x03 #define H5O_FILL_SHIFT_ALLOC_TIME 0 @@ -997,11 +1004,11 @@ done: /*------------------------------------------------------------------------- - * Function: H5O_fill_set_latest_version + * Function: H5O_fill_set_version * - * Purpose: Set the encoding for a fill value to the latest version. + * Purpose: Set the version to encode a fill value with. * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success/Negative on failure * * Programmer: Quincey Koziol * Tuesday, July 24, 2007 @@ -1009,16 +1016,24 @@ done: *------------------------------------------------------------------------- */ herr_t -H5O_fill_set_latest_version(H5O_fill_t *fill) +H5O_fill_set_version(H5F_t *f, H5O_fill_t *fill) { - FUNC_ENTER_NOAPI_NOINIT_NOERR + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI(FAIL) /* Sanity check */ + HDassert(f); HDassert(fill); - /* Set encoding of fill value to latest version */ - fill->version = H5O_FILL_VERSION_LATEST; + /* Upgrade to the version indicated by the file's low bound if higher */ + fill->version = MAX(fill->version, H5O_fill_ver_bounds[H5F_LOW_BOUND(f)]); - FUNC_LEAVE_NOAPI(SUCCEED) -} /* end H5O_fill_set_latest_version() */ + /* File bound check */ + if(fill->version > H5O_fill_ver_bounds[H5F_HIGH_BOUND(f)]) + HGOTO_ERROR(H5E_OHDR, H5E_BADRANGE, FAIL, "Filter pipeline version out of bounds") + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5O_fill_set_version() */ |