diff options
Diffstat (limited to 'src/H5S.c')
| -rw-r--r-- | src/H5S.c | 61 |
1 files changed, 40 insertions, 21 deletions
@@ -57,6 +57,12 @@ static htri_t H5S_is_simple(const H5S_t *sdim); /* Package initialization variable */ hbool_t H5_PKG_INIT_VAR = FALSE; +/* Format version bounds for dataspace */ +const unsigned H5O_sdspace_ver_bounds[] = { + H5O_SDSPACE_VERSION_1, /* H5F_LIBVER_EARLIEST */ + H5O_SDSPACE_VERSION_2, /* H5F_LIBVER_V18 */ + H5O_SDSPACE_VERSION_LATEST /* H5F_LIBVER_LATEST */ +}; /*****************************/ /* Library Private Variables */ @@ -84,6 +90,7 @@ static const H5I_class_t H5I_DATASPACE_CLS[1] = {{ (H5I_free_t)H5S_close /* Callback routine for closing objects of this class */ }}; + /* Flag indicating "top" of interface has been initialized */ static hbool_t H5S_top_package_initialize_s = FALSE; @@ -1544,10 +1551,10 @@ H5Sencode(hid_t obj_id, void *buf, size_t *nalloc) H5TRACE3("e", "i*x*z", obj_id, buf, nalloc); /* Check argument and retrieve object */ - if (NULL==(dspace=(H5S_t *)H5I_object_verify(obj_id, H5I_DATASPACE))) + if (NULL == (dspace = (H5S_t *)H5I_object_verify(obj_id, H5I_DATASPACE))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataspace") - if(H5S_encode(dspace, (unsigned char **)&buf, nalloc)<0) + if(H5S_encode(dspace, (unsigned char **)&buf, nalloc, H5P_FILE_ACCESS_DEFAULT)<0) HGOTO_ERROR(H5E_DATASPACE, H5E_CANTENCODE, FAIL, "can't encode dataspace") done: @@ -1572,7 +1579,7 @@ done: *------------------------------------------------------------------------- */ herr_t -H5S_encode(H5S_t *obj, unsigned char **p, size_t *nalloc) +H5S_encode(H5S_t *obj, unsigned char **p, size_t *nalloc, hid_t fapl_id) { H5F_t *f = NULL; /* Fake file structure*/ size_t extent_size; /* Size of serialized dataspace extent */ @@ -1583,7 +1590,7 @@ H5S_encode(H5S_t *obj, unsigned char **p, size_t *nalloc) FUNC_ENTER_NOAPI_NOINIT /* Allocate "fake" file structure */ - if(NULL == (f = H5F_fake_alloc((uint8_t)0))) + if(NULL == (f = H5F_fake_alloc((uint8_t)0, fapl_id))) HGOTO_ERROR(H5E_DATASPACE, H5E_CANTALLOC, FAIL, "can't allocate fake file struct") /* Find out the size of buffer needed for extent */ @@ -1591,7 +1598,7 @@ H5S_encode(H5S_t *obj, unsigned char **p, size_t *nalloc) HGOTO_ERROR(H5E_DATASPACE, H5E_BADSIZE, FAIL, "can't find dataspace size") /* Find out the size of buffer needed for selection */ - if((sselect_size = H5S_SELECT_SERIAL_SIZE(obj)) < 0) + if((sselect_size = H5S_SELECT_SERIAL_SIZE(obj, f)) < 0) HGOTO_ERROR(H5E_DATASPACE, H5E_BADSIZE, FAIL, "can't find dataspace selection size") H5_CHECKED_ASSIGN(select_size, size_t, sselect_size, hssize_t); @@ -1621,7 +1628,7 @@ H5S_encode(H5S_t *obj, unsigned char **p, size_t *nalloc) /* Encode the selection part of dataspace. */ *p = pp; - if(H5S_SELECT_SERIALIZE(obj, p) < 0) + if(H5S_SELECT_SERIALIZE(obj, p, f) < 0) HGOTO_ERROR(H5E_DATASPACE, H5E_CANTENCODE, FAIL, "can't encode select space") } /* end else */ @@ -1715,16 +1722,16 @@ H5S_decode(const unsigned char **p) sizeof_size = *pp++; /* Allocate "fake" file structure */ - if(NULL == (f = H5F_fake_alloc(sizeof_size))) - HGOTO_ERROR(H5E_DATASPACE, H5E_CANTALLOC, NULL, "can't allocate fake file struct") + if(NULL == (f = H5F_fake_alloc(sizeof_size, H5P_FILE_ACCESS_DEFAULT))) + HGOTO_ERROR(H5E_DATASPACE, H5E_CANTALLOC, NULL, "can't allocate fake file struct") /* Decode size of extent information */ UINT32DECODE(pp, extent_size); /* Decode the extent part of dataspace */ /* (pass mostly bogus file pointer and bogus DXPL) */ - if((extent = (H5S_extent_t *)H5O_msg_decode(f, H5P_DEFAULT, NULL, H5O_SDSPACE_ID, pp))==NULL) - HGOTO_ERROR(H5E_DATASPACE, H5E_CANTDECODE, NULL, "can't decode object") + if((extent = (H5S_extent_t *)H5O_msg_decode(f, H5P_DEFAULT, NULL, H5O_SDSPACE_ID, extent_size, pp)) == NULL) + HGOTO_ERROR(H5E_DATASPACE, H5E_CANTDECODE, NULL, "can't decode object") pp += extent_size; /* Copy the extent into dataspace structure */ @@ -2167,30 +2174,42 @@ H5S_extent_nelem(const H5S_extent_t *ext) /*------------------------------------------------------------------------- - * Function: H5S_set_latest_version + * Function: H5S_set_version * - * Purpose: Set the encoding for a dataspace to the latest version. + * Purpose: Set the version to encode a dataspace with. * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success/Negative on failure * - * Programmer: Quincey Koziol - * Tuesday, July 24, 2007 + * Programmer: Vailin Choi; December 2017 * *------------------------------------------------------------------------- */ herr_t -H5S_set_latest_version(H5S_t *ds) +H5S_set_version(H5F_t *f, H5S_t *ds) { - FUNC_ENTER_NOAPI_NOINIT_NOERR + unsigned version; /* Message version */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI(FAIL) /* Sanity check */ + HDassert(f); HDassert(ds); - /* Set encoding of extent to latest version */ - ds->extent.version = H5O_SDSPACE_VERSION_LATEST; + /* Upgrade to the version indicated by the file's low bound if higher */ + version = MAX(ds->extent.version, H5O_sdspace_ver_bounds[H5F_LOW_BOUND(f)]); + + /* Version bounds check */ + if(version > H5O_sdspace_ver_bounds[H5F_HIGH_BOUND(f)]) + HGOTO_ERROR(H5E_DATASET, H5E_BADRANGE, FAIL, "Dataspace version out of bounds") + + /* Set the message version */ + ds->extent.version = version; + +done: + FUNC_LEAVE_NOAPI(ret_value) - FUNC_LEAVE_NOAPI(SUCCEED) -} /* end H5S_set_latest_version() */ +} /* end H5S_set_version() */ #ifndef H5_NO_DEPRECATED_SYMBOLS |