diff options
Diffstat (limited to 'src/H5CX.c')
| -rw-r--r-- | src/H5CX.c | 222 |
1 files changed, 222 insertions, 0 deletions
@@ -181,6 +181,10 @@ typedef struct H5CX_t { hid_t dxpl_id; /* DXPL ID for API operation */ H5P_genplist_t *dxpl; /* Dataset Transfer Property List */ + /* LCPL */ + hid_t lcpl_id; /* LCPL ID for API operation */ + H5P_genplist_t *lcpl; /* Link Creation Property List */ + /* LAPL */ hid_t lapl_id; /* LAPL ID for API operation */ H5P_genplist_t *lapl; /* Link Access Property List */ @@ -278,6 +282,12 @@ typedef struct H5CX_t { #endif /* H5_HAVE_INSTRUMENTED_LIBRARY */ #endif /* H5_HAVE_PARALLEL */ + /* Cached LCPL properties */ + H5T_cset_t encoding; /* Link name character encoding */ + hbool_t encoding_valid; /* Whether link name character encoding is valid */ + unsigned intermediate_group; /* Whether to create intermediate groups */ + hbool_t intermediate_group_valid; /* Whether create intermediate group flag is valid */ + /* Cached LAPL properties */ size_t nlinks; /* Number of soft / UD links to traverse (H5L_ACS_NLINKS_NAME) */ hbool_t nlinks_valid; /* Whether number of soft / UD links to traverse is valid */ @@ -285,6 +295,8 @@ typedef struct H5CX_t { /* Cached DCPL properties */ hbool_t do_min_dset_ohdr; /* Whether to minimize dataset object header */ hbool_t do_min_dset_ohdr_valid; /* Whether minimize dataset object header flag is valid */ + uint8_t ohdr_flags; /* Object header flags */ + hbool_t ohdr_flags_valid; /* Whether the object headers flags are valid */ /* Cached DAPL properties */ const char *extfile_prefix; /* Prefix for external file */ @@ -346,6 +358,13 @@ typedef struct H5CX_dxpl_cache_t { H5T_conv_cb_t dt_conv_cb; /* Datatype conversion struct (H5D_XFER_CONV_CB_NAME) */ } H5CX_dxpl_cache_t; +/* Typedef for cached default link creation property list information */ +/* (Same as the cached DXPL struct, above, except for the default LCPL) */ +typedef struct H5CX_lcpl_cache_t { + H5T_cset_t encoding; /* Link name character encoding */ + unsigned intermediate_group; /* Whether to create intermediate groups */ +} H5CX_lcpl_cache_t; + /* Typedef for cached default link access property list information */ /* (Same as the cached DXPL struct, above, except for the default LAPL) */ typedef struct H5CX_lapl_cache_t { @@ -356,6 +375,7 @@ typedef struct H5CX_lapl_cache_t { /* (Same as the cached DXPL struct, above, except for the default DCPL) */ typedef struct H5CX_dcpl_cache_t { hbool_t do_min_dset_ohdr; /* Whether to minimize dataset object header */ + uint8_t ohdr_flags; /* Object header flags */ } H5CX_dcpl_cache_t; /* Typedef for cached default dataset access property list information */ @@ -401,6 +421,9 @@ static H5CX_node_t *H5CX_head_g = NULL; /* Pointer to head of context st /* Define a "default" dataset transfer property list cache structure to use for default DXPLs */ static H5CX_dxpl_cache_t H5CX_def_dxpl_cache; +/* Define a "default" link creation property list cache structure to use for default LCPLs */ +static H5CX_lcpl_cache_t H5CX_def_lcpl_cache; + /* Define a "default" link access property list cache structure to use for default LAPLs */ static H5CX_lapl_cache_t H5CX_def_lapl_cache; @@ -435,6 +458,7 @@ herr_t H5CX__init_package(void) { H5P_genplist_t *dx_plist; /* Data transfer property list */ + H5P_genplist_t *lc_plist; /* Link creation property list */ H5P_genplist_t *la_plist; /* Link access property list */ H5P_genplist_t *dc_plist; /* Dataset creation property list */ H5P_genplist_t *da_plist; /* Dataset access property list */ @@ -525,6 +549,23 @@ H5CX__init_package(void) if(H5P_get(dx_plist, H5D_XFER_CONV_CB_NAME, &H5CX_def_dxpl_cache.dt_conv_cb) < 0) HGOTO_ERROR(H5E_CONTEXT, H5E_CANTGET, FAIL, "Can't retrieve datatype conversion exception callback") + /* Reset the "default LCPL cache" information */ + HDmemset(&H5CX_def_lcpl_cache, 0, sizeof(H5CX_lcpl_cache_t)); + + /* Get the default LCPL cache information */ + + /* Get the default link creation property list */ + if(NULL == (lc_plist = (H5P_genplist_t *)H5I_object(H5P_LINK_CREATE_DEFAULT))) + HGOTO_ERROR(H5E_CONTEXT, H5E_BADTYPE, FAIL, "not a link creation property list") + + /* Get link name character encoding */ + if(H5P_get(lc_plist, H5P_STRCRT_CHAR_ENCODING_NAME, &H5CX_def_lcpl_cache.encoding) < 0) + HGOTO_ERROR(H5E_CONTEXT, H5E_CANTGET, FAIL, "Can't retrieve link name encoding") + + /* Get flag whether to create intermediate groups */ + if(H5P_get(lc_plist, H5L_CRT_INTERMEDIATE_GROUP_NAME, &H5CX_def_lcpl_cache.intermediate_group) < 0) + HGOTO_ERROR(H5E_CONTEXT, H5E_CANTGET, FAIL, "Can't retrieve intermediate group creation flag") + /* Reset the "default LAPL cache" information */ HDmemset(&H5CX_def_lapl_cache, 0, sizeof(H5CX_lapl_cache_t)); @@ -552,6 +593,10 @@ H5CX__init_package(void) if(H5P_get(dc_plist, H5D_CRT_MIN_DSET_HDR_SIZE_NAME, &H5CX_def_dcpl_cache.do_min_dset_ohdr) < 0) HGOTO_ERROR(H5E_CONTEXT, H5E_CANTGET, FAIL, "Can't retrieve dataset minimize flag") + /* Get object header flags */ + if(H5P_get(dc_plist, H5O_CRT_OHDR_FLAGS_NAME, &H5CX_def_dcpl_cache.ohdr_flags) < 0) + HGOTO_ERROR(H5E_CONTEXT, H5E_CANTGET, FAIL, "Can't retrieve object header flags") + /* Reset the "default DAPL cache" information */ HDmemset(&H5CX_def_dapl_cache, 0, sizeof(H5CX_dapl_cache_t)); @@ -710,6 +755,7 @@ H5CX__push_common(H5CX_node_t *cnode) cnode->ctx.dxpl_id = H5P_DATASET_XFER_DEFAULT; cnode->ctx.dcpl_id = H5P_DATASET_CREATE_DEFAULT; cnode->ctx.dapl_id = H5P_DATASET_ACCESS_DEFAULT; + cnode->ctx.lcpl_id = H5P_LINK_CREATE_DEFAULT; cnode->ctx.lapl_id = H5P_LINK_ACCESS_DEFAULT; cnode->ctx.fapl_id = H5P_FILE_ACCESS_DEFAULT; cnode->ctx.tag = H5AC__INVALID_TAG; @@ -820,6 +866,18 @@ H5CX_retrieve_state(H5CX_state_t **api_state) if(NULL == (*api_state = H5FL_CALLOC(H5CX_state_t))) HGOTO_ERROR(H5E_CONTEXT, H5E_CANTALLOC, FAIL, "unable to allocate new API context state") + /* Check for non-default DCPL */ + if(H5P_DATASET_CREATE_DEFAULT != (*head)->ctx.dcpl_id) { + /* Retrieve the DCPL property list */ + H5CX_RETRIEVE_PLIST(dcpl, FAIL) + + /* Copy the DCPL ID */ + if(((*api_state)->dcpl_id = H5P_copy_plist((H5P_genplist_t *)(*head)->ctx.dcpl, FALSE)) < 0) + HGOTO_ERROR(H5E_CONTEXT, H5E_CANTCOPY, FAIL, "can't copy property list") + } /* end if */ + else + (*api_state)->dcpl_id = H5P_DATASET_CREATE_DEFAULT; + /* Check for non-default DXPL */ if(H5P_DATASET_XFER_DEFAULT != (*head)->ctx.dxpl_id) { /* Retrieve the DXPL property list */ @@ -844,6 +902,18 @@ H5CX_retrieve_state(H5CX_state_t **api_state) else (*api_state)->lapl_id = H5P_LINK_ACCESS_DEFAULT; + /* Check for non-default LCPL */ + if(H5P_LINK_CREATE_DEFAULT != (*head)->ctx.lcpl_id) { + /* Retrieve the LCPL property list */ + H5CX_RETRIEVE_PLIST(lcpl, FAIL) + + /* Copy the LCPL ID */ + if(((*api_state)->lcpl_id = H5P_copy_plist((H5P_genplist_t *)(*head)->ctx.lcpl, FALSE)) < 0) + HGOTO_ERROR(H5E_CONTEXT, H5E_CANTCOPY, FAIL, "can't copy property list") + } /* end if */ + else + (*api_state)->lcpl_id = H5P_LINK_CREATE_DEFAULT; + /* Keep a reference to the current VOL wrapping context */ (*api_state)->vol_wrap_ctx = (*head)->ctx.vol_wrap_ctx; if(NULL != (*api_state)->vol_wrap_ctx) @@ -916,6 +986,10 @@ H5CX_restore_state(const H5CX_state_t *api_state) HDassert(head && *head); HDassert(api_state); + /* Restore the DCPL info */ + (*head)->ctx.dcpl_id = api_state->dcpl_id; + (*head)->ctx.dcpl = NULL; + /* Restore the DXPL info */ (*head)->ctx.dxpl_id = api_state->dxpl_id; (*head)->ctx.dxpl = NULL; @@ -924,6 +998,10 @@ H5CX_restore_state(const H5CX_state_t *api_state) (*head)->ctx.lapl_id = api_state->lapl_id; (*head)->ctx.lapl = NULL; + /* Restore the LCPL info */ + (*head)->ctx.lcpl_id = api_state->lcpl_id; + (*head)->ctx.lcpl = NULL; + /* Restore the VOL wrapper context */ (*head)->ctx.vol_wrap_ctx = api_state->vol_wrap_ctx; @@ -964,6 +1042,11 @@ H5CX_free_state(H5CX_state_t *api_state) /* Sanity check */ HDassert(api_state); + /* Release the DCPL */ + if(api_state->dcpl_id != H5P_DATASET_CREATE_DEFAULT) + if(H5I_dec_ref(api_state->dcpl_id) < 0) + HGOTO_ERROR(H5E_CONTEXT, H5E_CANTDEC, FAIL, "can't decrement refcount on DCPL") + /* Release the DXPL */ if(api_state->dxpl_id != H5P_DATASET_XFER_DEFAULT) if(H5I_dec_ref(api_state->dxpl_id) < 0) @@ -974,6 +1057,11 @@ H5CX_free_state(H5CX_state_t *api_state) if(H5I_dec_ref(api_state->lapl_id) < 0) HGOTO_ERROR(H5E_CONTEXT, H5E_CANTDEC, FAIL, "can't decrement refcount on LAPL") + /* Release the LCPL */ + if(api_state->lcpl_id != H5P_LINK_CREATE_DEFAULT) + if(H5I_dec_ref(api_state->lcpl_id) < 0) + HGOTO_ERROR(H5E_CONTEXT, H5E_CANTDEC, FAIL, "can't decrement refcount on LCPL") + /* Release the VOL wrapper context */ if(api_state->vol_wrap_ctx) if(H5VL_dec_vol_wrapper(api_state->vol_wrap_ctx) < 0) @@ -1119,6 +1207,35 @@ done: /*------------------------------------------------------------------------- + * Function: H5CX_set_lcpl + * + * Purpose: Sets the LCPL for the current API call context. + * + * Return: <none> + * + * Programmer: Chris Hogan + * October 28, 2019 + * + *------------------------------------------------------------------------- + */ +void +H5CX_set_lcpl(hid_t lcpl_id) +{ + H5CX_node_t **head = H5CX_get_my_context(); /* Get the pointer to the head of the API context, for this thread */ + + FUNC_ENTER_NOAPI_NOINIT_NOERR + + /* Sanity check */ + HDassert(*head); + + /* Set the API context's LCPL to a new value */ + (*head)->ctx.lcpl_id = lcpl_id; + + FUNC_LEAVE_NOAPI_VOID +} /* end H5CX_set_lcpl() */ + + +/*------------------------------------------------------------------------- * Function: H5CX_set_lapl * * Purpose: Sets the LAPL for the current API call context. @@ -2371,6 +2488,76 @@ done: /*------------------------------------------------------------------------- + * Function: H5CX_get_encoding + * + * Purpose: Retrieves the character encoding for the current API call context. + * + * Return: Non-negative on success / Negative on failure + * + * Programmer: Gerd Heber + * October 21, 2019 + * + *------------------------------------------------------------------------- + */ +herr_t +H5CX_get_encoding(H5T_cset_t* encoding) +{ + H5CX_node_t **head = H5CX_get_my_context(); /* Get the pointer to the head of the API context, for this thread */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI(FAIL) + + /* Sanity check */ + HDassert(encoding); + HDassert(head && *head); + HDassert(H5P_DEFAULT != (*head)->ctx.lcpl_id); + + H5CX_RETRIEVE_PROP_VALID(lcpl, H5P_LINK_CREATE_DEFAULT, H5P_STRCRT_CHAR_ENCODING_NAME, encoding) + + /* Get the value */ + *encoding = (*head)->ctx.encoding; + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5CX_get_encoding() */ + + +/*------------------------------------------------------------------------- + * Function: H5CX_get_intermediate_group + * + * Purpose: Retrieves the create intermediate group flag for the current API call context. + * + * Return: Non-negative on success / Negative on failure + * + * Programmer: Gerd Heber + * October 21, 2019 + * + *------------------------------------------------------------------------- + */ +herr_t +H5CX_get_intermediate_group(unsigned* crt_intermed_group) +{ + H5CX_node_t **head = H5CX_get_my_context(); /* Get the pointer to the head of the API context, for this thread */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI(FAIL) + + /* Sanity check */ + HDassert(crt_intermed_group); + HDassert(head && *head); + HDassert(H5P_DEFAULT != (*head)->ctx.lcpl_id); + + H5CX_RETRIEVE_PROP_VALID(lcpl, H5P_LINK_CREATE_DEFAULT, H5L_CRT_INTERMEDIATE_GROUP_NAME, intermediate_group) + + /* Get the value */ + *crt_intermed_group = (*head)->ctx.intermediate_group; + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5CX_get_create_intermediate_group() */ + + +/*------------------------------------------------------------------------- * Function: H5CX_get_nlinks * * Purpose: Retrieves the # of soft / UD links to traverse for the current API call context. @@ -3284,6 +3471,41 @@ done: /*------------------------------------------------------------------------- + * Function: H5CX_get_ohdr_flags + * + * Purpose: Retrieves the object header flags for the current API call context. + * + * Return: Non-negative on success / Negative on failure + * + * Programmer: Chris Hogan + * November 15, 2019 + * + *------------------------------------------------------------------------- + */ +herr_t +H5CX_get_ohdr_flags(uint8_t *ohdr_flags) +{ + H5CX_node_t **head = H5CX_get_my_context(); /* Get the pointer to the head of the API context, for this thread */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI(FAIL) + + /* Sanity check */ + HDassert(ohdr_flags); + HDassert(head && *head); + HDassert(H5P_DEFAULT != (*head)->ctx.dcpl_id); + + H5CX_RETRIEVE_PROP_VALID(dcpl, H5P_DATASET_CREATE_DEFAULT, H5O_CRT_OHDR_FLAGS_NAME, ohdr_flags) + + /* Get the value */ + *ohdr_flags = (*head)->ctx.ohdr_flags; + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* End H5CX_get_ohdr_flags() */ + + +/*------------------------------------------------------------------------- * Function: H5CX__pop_common * * Purpose: Common code for popping the context for an API call. |