diff options
| -rw-r--r-- | src/H5PLint.c | 21 | ||||
| -rw-r--r-- | src/H5PLplugin_cache.c | 26 | ||||
| -rw-r--r-- | src/H5Z.c | 715 |
3 files changed, 422 insertions, 340 deletions
diff --git a/src/H5PLint.c b/src/H5PLint.c index c887f86..e969cbf 100644 --- a/src/H5PLint.c +++ b/src/H5PLint.c @@ -342,19 +342,38 @@ H5PL__open(const char *path, H5PL_type_t type, int id, hbool_t *success, const v /* Check if the filter IDs match */ if (info->id == id) { + H5Z_class2_t *plugin_copy = NULL; /* Store the plugin in the cache */ if (H5PL__add_plugin(type, id, handle)) HGOTO_ERROR(H5E_PLUGIN, H5E_CANTINSERT, FAIL, "unable to add new plugin to plugin cache") + /* allocate local copy of plugin info */ + if (NULL == (plugin_copy = (H5Z_class2_t *)H5MM_calloc(sizeof(H5Z_class2_t)))) + HGOTO_ERROR(H5E_PLUGIN, H5E_CANTALLOC, FAIL, "can't allocate memory for plugin info") + /* Set the plugin info to return */ + *plugin_info = (const void *)info; + + plugin_copy->version = info->version; + plugin_copy->id = info->id; + plugin_copy->encoder_present = info->encoder_present; + plugin_copy->decoder_present = info->decoder_present; + plugin_copy->can_apply = info->can_apply; + plugin_copy->set_local = info->set_local; + plugin_copy->filter = info->filter; + /* copy the user's string into the property */ + if(NULL == (plugin_copy->name = (char *)H5MM_xstrdup(info->name))) + HGOTO_ERROR(H5E_PLUGIN, H5E_NOSPACE, FAIL, "can't allocate memory for plugin info name") + /* Set output parameters */ *success = TRUE; - *plugin_info = (const void *)info; } } done: if (!success && handle) + if (*plugin_info) { + *plugin_info = (H5Z_class2_t *)H5MM_xfree(*plugin_info); if (H5PL__close(handle) < 0) HDONE_ERROR(H5E_PLUGIN, H5E_CLOSEERROR, FAIL, "can't close dynamic library") diff --git a/src/H5PLplugin_cache.c b/src/H5PLplugin_cache.c index d826ba0..ec14159 100644 --- a/src/H5PLplugin_cache.c +++ b/src/H5PLplugin_cache.c @@ -280,18 +280,34 @@ H5PL__find_plugin_in_cache(const H5PL_search_params_t *search_params, hbool_t *f H5PL_get_plugin_info_t get_plugin_info_function; const H5Z_class2_t *filter_info; + H5Z_class2_t *plugin_copy = NULL; /* Get the "get plugin info" function from the plugin. */ if (NULL == (get_plugin_info_function = (H5PL_get_plugin_info_t)H5PL_GET_LIB_FUNC((H5PL_cache_g[u]).handle, "H5PLget_plugin_info"))) - HGOTO_ERROR(H5E_DATATYPE, H5E_CANTGET, FAIL, "can't get function for H5PLget_plugin_info") + HGOTO_ERROR(H5E_PLUGIN, H5E_CANTGET, FAIL, "can't get function for H5PLget_plugin_info") /* Call the "get plugin info" function */ if (NULL == (filter_info = (const H5Z_class2_t *)(*get_plugin_info_function)())) - HGOTO_ERROR(H5E_DATATYPE, H5E_CANTGET, FAIL, "can't get plugin info") + HGOTO_ERROR(H5E_PLUGIN, H5E_CANTGET, FAIL, "can't get plugin info") + + if (NULL == (plugin_copy = (H5Z_class2_t *)H5MM_calloc(sizeof(H5Z_class2_t)))) + HGOTO_ERROR(H5E_PLUGIN, H5E_CANTALLOC, FAIL, "can't allocate memory for plugin info") + /* Set the plugin info to return */ + *plugin_info = plugin_copy; + + plugin_copy->version = filter_info->version; + plugin_copy->id = filter_info->id; + plugin_copy->encoder_present = filter_info->encoder_present; + plugin_copy->decoder_present = filter_info->decoder_present; + plugin_copy->can_apply = filter_info->can_apply; + plugin_copy->set_local = filter_info->set_local; + plugin_copy->filter = filter_info->filter; + /* copy the user's string into the property */ + if(NULL == (plugin_copy->name = (char *)H5MM_xstrdup(filter_info->name))) + HGOTO_ERROR(H5E_PLUGIN, H5E_NOSPACE, FAIL, "can't allocate memory for plugin info name") /* Set output parameters */ *found = TRUE; - *plugin_info = filter_info; /* No need to continue processing */ break; @@ -301,6 +317,10 @@ H5PL__find_plugin_in_cache(const H5PL_search_params_t *search_params, hbool_t *f } /* end for */ done: + /* unallocate local copy of plugin info on failure */ + if (FAIL == ret_value && *plugin_info) { + *plugin_info = (H5Z_class2_t *)H5MM_xfree(*plugin_info); + } FUNC_LEAVE_NOAPI(ret_value) } /* end H5PL__find_plugin_in_cache() */ #pragma GCC diagnostic pop @@ -34,15 +34,15 @@ #ifdef H5Z_DEBUG typedef struct H5Z_stats_t { struct { - hsize_t total; /*total number of bytes processed */ - hsize_t errors; /*bytes of total attributable to errors */ - H5_timer_t timer; /*execution time including errors */ - } stats[2]; /*0=output, 1=input */ + hsize_t total; /* total number of bytes processed */ + hsize_t errors; /* bytes of total attributable to errors */ + H5_timer_t timer; /* execution time including errors */ + } stats[2]; /* 0=output, 1=input */ } H5Z_stats_t; #endif /* H5Z_DEBUG */ typedef struct H5Z_object_t { - H5Z_filter_t filter_id; /* ID of the filter we're looking for */ + H5Z_filter_t filter_id; /* ID of the filter we're looking for */ htri_t found; /* Whether we find an object using the filter */ } H5Z_object_t; @@ -86,23 +86,23 @@ H5Z__init_package(void) FUNC_ENTER_PACKAGE /* Internal filters */ - if(H5Z_register(H5Z_SHUFFLE) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register shuffle filter") - if(H5Z_register(H5Z_FLETCHER32) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register fletcher32 filter") - if(H5Z_register(H5Z_NBIT) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register nbit filter") - if(H5Z_register(H5Z_SCALEOFFSET) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register scaleoffset filter") + if (H5Z_register (H5Z_SHUFFLE) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register shuffle filter") + if (H5Z_register (H5Z_FLETCHER32) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register fletcher32 filter") + if (H5Z_register (H5Z_NBIT) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register nbit filter") + if (H5Z_register (H5Z_SCALEOFFSET) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register scaleoffset filter") /* External filters */ #ifdef H5_HAVE_FILTER_DEFLATE - if(H5Z_register(H5Z_DEFLATE) < 0) + if (H5Z_register (H5Z_DEFLATE) < 0) HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register deflate filter") #endif /* H5_HAVE_FILTER_DEFLATE */ #ifdef H5_HAVE_FILTER_SZIP H5Z_SZIP->encoder_present = SZ_encoder_enabled(); - if(H5Z_register(H5Z_SZIP) < 0) + if (H5Z_register (H5Z_SZIP) < 0) HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register szip filter") #endif /* H5_HAVE_FILTER_SZIP */ @@ -123,6 +123,7 @@ int H5Z_term_package(void) { int n = 0; + size_t i; FUNC_ENTER_NOAPI_NOINIT_NOERR @@ -130,7 +131,6 @@ H5Z_term_package(void) #ifdef H5Z_DEBUG char comment[16], bandwidth[32]; int dir, nprint = 0; - size_t i; if(H5DEBUG(Z)) { for(i = 0; i < H5Z_table_used_g; i++) { @@ -179,6 +179,12 @@ H5Z_term_package(void) } /* end for */ } /* end if */ #endif /* H5Z_DEBUG */ + for (i = 0; i < H5Z_table_used_g; i++) { + H5Z_class2_t *cls = (H5Z_class2_t *)(H5Z_table_g+i); + /* deallocate plugin info name */ + if (cls->name) + cls->name = (char *)H5MM_xfree(cls->name); + } /* Free the table of filters */ if(H5Z_table_g) { H5Z_table_g = (H5Z_class2_t *)H5MM_xfree(H5Z_table_g); @@ -211,8 +217,8 @@ herr_t H5Zregister(const void *cls) { const H5Z_class2_t *cls_real = (const H5Z_class2_t *) cls; /* "Real" class pointer */ - H5Z_class2_t cls_new; /* Translated class struct */ - herr_t ret_value=SUCCEED; /* Return value */ + H5Z_class2_t cls_new; /* Translated class struct */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE1("e", "*x", cls); @@ -231,7 +237,7 @@ H5Zregister(const void *cls) * at least 256, there should be no overlap and the version of the struct * can be determined by the value of the first field. */ - if(cls_real->version != H5Z_CLASS_T_VERS) { + if (cls_real->version != H5Z_CLASS_T_VERS) { #ifndef H5_NO_DEPRECATED_SYMBOLS /* Assume it is an old "H5Z_class1_t" instead */ const H5Z_class1_t *cls_old = (const H5Z_class1_t *) cls; @@ -251,19 +257,19 @@ H5Zregister(const void *cls) #else /* H5_NO_DEPRECATED_SYMBOLS */ /* Deprecated symbols not allowed, throw an error */ - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid H5Z_class_t version number"); + HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "invalid H5Z_class_t version number"); #endif /* H5_NO_DEPRECATED_SYMBOLS */ } /* end if */ - if (cls_real->id<0 || cls_real->id>H5Z_FILTER_MAX) + if (cls_real->id < 0 || cls_real->id > H5Z_FILTER_MAX) HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "invalid filter identification number") - if (cls_real->id<H5Z_FILTER_RESERVED) + if (cls_real->id < H5Z_FILTER_RESERVED) HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "unable to modify predefined filters") - if (cls_real->filter==NULL) - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no filter function specified") + if (cls_real->filter == NULL) + HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "no filter function specified") /* Do it */ - if (H5Z_register (cls_real)<0) + if (H5Z_register (cls_real) < 0) HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register filter") done: @@ -277,39 +283,40 @@ done: * Purpose: Same as the public version except this one allows filters * to be set for predefined method numbers <H5Z_FILTER_RESERVED * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ herr_t H5Z_register (const H5Z_class2_t *cls) { - size_t i; - herr_t ret_value = SUCCEED; /* Return value */ + size_t i; + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(FAIL) - HDassert(cls); - HDassert(cls->id >= 0 && cls->id <= H5Z_FILTER_MAX); + HDassert (cls); + HDassert (cls->id >= 0 && cls->id <= H5Z_FILTER_MAX); /* Is the filter already registered? */ - for(i = 0; i < H5Z_table_used_g; i++) - if(H5Z_table_g[i].id == cls->id) + for (i = 0; i < H5Z_table_used_g; i++) + if (H5Z_table_g[i].id == cls->id) break; /* Filter not already registered */ - if(i >= H5Z_table_used_g) { - if(H5Z_table_used_g >= H5Z_table_alloc_g) { - size_t n = MAX(H5Z_MAX_NFILTERS, 2*H5Z_table_alloc_g); + if (i >= H5Z_table_used_g) { + if (H5Z_table_used_g >= H5Z_table_alloc_g) { + size_t n = MAX(H5Z_MAX_NFILTERS, 2 * H5Z_table_alloc_g); H5Z_class2_t *table = (H5Z_class2_t *)H5MM_realloc(H5Z_table_g, n * sizeof(H5Z_class2_t)); #ifdef H5Z_DEBUG H5Z_stats_t *stat_table = (H5Z_stats_t *)H5MM_realloc(H5Z_stat_table_g, n * sizeof(H5Z_stats_t)); #endif /* H5Z_DEBUG */ - if(!table) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "unable to extend filter table") + if (!table) + HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "unable to extend filter table") H5Z_table_g = table; #ifdef H5Z_DEBUG - if(!stat_table) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "unable to extend filter statistics table") + if (!stat_table) + HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "unable to extend filter statistics table") H5Z_stat_table_g = stat_table; #endif /* H5Z_DEBUG */ H5Z_table_alloc_g = n; @@ -317,15 +324,21 @@ H5Z_register (const H5Z_class2_t *cls) /* Initialize */ i = H5Z_table_used_g++; - HDmemcpy(H5Z_table_g+i, cls, sizeof(H5Z_class2_t)); + HDmemcpy (H5Z_table_g+i, cls, sizeof(H5Z_class2_t)); + H5Z_table_g[i].name = (char *)H5MM_xstrdup(cls->name); #ifdef H5Z_DEBUG - HDmemset(H5Z_stat_table_g+i, 0, sizeof(H5Z_stats_t)); + HDmemset (H5Z_stat_table_g+i, 0, sizeof(H5Z_stats_t)); #endif /* H5Z_DEBUG */ } /* end if */ /* Filter already registered */ else { + H5Z_class2_t *old_cls = (H5Z_class2_t *)(H5Z_table_g+i); + /* deallocate plugin info name */ + if (old_cls->name) + old_cls->name = (char *)H5MM_xfree(old_cls->name); /* Replace old contents */ - HDmemcpy(H5Z_table_g+i, cls, sizeof(H5Z_class2_t)); + HDmemcpy (old_cls, cls, sizeof(H5Z_class2_t)); + old_cls->name = (char *)H5MM_xstrdup(cls->name); } /* end else */ done: @@ -338,25 +351,26 @@ done: * * Purpose: This function unregisters a filter. * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ herr_t H5Zunregister(H5Z_filter_t id) { - herr_t ret_value=SUCCEED; /* Return value */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE1("e", "Zf", id); /* Check args */ - if(id < 0 || id > H5Z_FILTER_MAX) + if (id < 0 || id > H5Z_FILTER_MAX) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid filter identification number") - if(id < H5Z_FILTER_RESERVED) + if (id < H5Z_FILTER_RESERVED) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unable to modify predefined filters") /* Do it */ - if(H5Z_unregister(id) < 0) + if (H5Z_unregister(id) < 0) HGOTO_ERROR(H5E_PLINE, H5E_CANTINIT, FAIL, "unable to unregister filter") done: @@ -370,27 +384,29 @@ done: * Purpose: Same as the public version except this one allows filters * to be unset for predefined method numbers <H5Z_FILTER_RESERVED * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ herr_t H5Z_unregister(H5Z_filter_t filter_id) { - size_t filter_index; /* Local index variable for filter */ + size_t filter_index; /* Local index variable for filter */ H5Z_object_t object; - herr_t ret_value=SUCCEED; /* Return value */ + herr_t ret_value = SUCCEED; /* Return value */ + H5Z_class2_t *old_cls = NULL; FUNC_ENTER_NOAPI(FAIL) HDassert(filter_id>=0 && filter_id<=H5Z_FILTER_MAX); /* Is the filter already registered? */ - for (filter_index=0; filter_index<H5Z_table_used_g; filter_index++) - if (H5Z_table_g[filter_index].id==filter_id) + for (filter_index = 0; filter_index < H5Z_table_used_g; filter_index++) + if (H5Z_table_g[filter_index].id == filter_id) break; /* Fail if filter not found */ - if (filter_index>=H5Z_table_used_g) + if (filter_index >= H5Z_table_used_g) HGOTO_ERROR(H5E_PLINE, H5E_NOTFOUND, FAIL, "filter is not registered") /* Initialize the structure object for iteration */ @@ -398,28 +414,32 @@ H5Z_unregister(H5Z_filter_t filter_id) object.found = FALSE; /* Iterate through all opened datasets, returns a failure if any of them uses the filter */ - if(H5I_iterate(H5I_DATASET, H5Z__check_unregister_dset_cb, &object, FALSE) < 0) + if (H5I_iterate(H5I_DATASET, H5Z__check_unregister_dset_cb, &object, FALSE) < 0) HGOTO_ERROR(H5E_FILE, H5E_BADITER, FAIL, "iteration failed") - if(object.found) + if (object.found) HGOTO_ERROR(H5E_PLINE, H5E_CANTRELEASE, FAIL, "can't unregister filter because a dataset is still using it") /* Iterate through all opened groups, returns a failure if any of them uses the filter */ - if(H5I_iterate(H5I_GROUP, H5Z__check_unregister_group_cb, &object, FALSE) < 0) + if (H5I_iterate(H5I_GROUP, H5Z__check_unregister_group_cb, &object, FALSE) < 0) HGOTO_ERROR(H5E_FILE, H5E_BADITER, FAIL, "iteration failed") - if(object.found) + if (object.found) HGOTO_ERROR(H5E_PLINE, H5E_CANTRELEASE, FAIL, "can't unregister filter because a group is still using it") /* Iterate through all opened files and flush them */ - if(H5I_iterate(H5I_FILE, H5Z__flush_file_cb, NULL, FALSE) < 0) + if (H5I_iterate(H5I_FILE, H5Z__flush_file_cb, NULL, FALSE) < 0) HGOTO_ERROR(H5E_FILE, H5E_BADITER, FAIL, "iteration failed") + /* deallocate plugin info name */ + old_cls = (H5Z_class2_t *)(H5Z_table_g+filter_index); + if (old_cls->name) + old_cls->name = (char *)H5MM_xfree(old_cls->name); /* Remove filter from table */ /* Don't worry about shrinking table size (for now) */ - HDmemmove(&H5Z_table_g[filter_index],&H5Z_table_g[filter_index+1],sizeof(H5Z_class2_t)*((H5Z_table_used_g-1)-filter_index)); + HDmemmove (&H5Z_table_g[filter_index], &H5Z_table_g[filter_index+1], sizeof(H5Z_class2_t)*((H5Z_table_used_g-1)-filter_index)); #ifdef H5Z_DEBUG - HDmemmove(&H5Z_stat_table_g[filter_index],&H5Z_stat_table_g[filter_index+1],sizeof(H5Z_stats_t)*((H5Z_table_used_g-1)-filter_index)); + HDmemmove (&H5Z_stat_table_g[filter_index], &H5Z_stat_table_g[filter_index+1], sizeof(H5Z_stats_t)*((H5Z_table_used_g-1)-filter_index)); #endif /* H5Z_DEBUG */ H5Z_table_used_g--; @@ -431,10 +451,10 @@ done: /*------------------------------------------------------------------------- * Function: H5Z__check_unregister * - * Purpose: Check if an object uses the filter to be unregistered. + * Purpose: Check if an object uses the filter to be unregistered. * - * Return: TRUE if the object uses the filter. - * FALSE if not, NEGATIVE on error. + * Return: TRUE if the object uses the filter. + * FALSE if not, NEGATIVE on error. *------------------------------------------------------------------------- */ static htri_t @@ -446,12 +466,12 @@ H5Z__check_unregister(hid_t ocpl_id, H5Z_filter_t filter_id) FUNC_ENTER_STATIC /* Get the plist structure of object creation */ - if(NULL == (plist = H5P_object_verify(ocpl_id, H5P_OBJECT_CREATE))) - HGOTO_ERROR(H5E_PLINE, H5E_BADATOM, FAIL, "can't find object for ID") + if (NULL == (plist = H5P_object_verify(ocpl_id, H5P_OBJECT_CREATE))) + HGOTO_ERROR (H5E_PLINE, H5E_BADATOM, FAIL, "can't find object for ID") /* Check if the object creation property list uses the filter */ - if((ret_value = H5P_filter_in_pline(plist, filter_id)) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "can't check filter in pipeline") + if ((ret_value = H5P_filter_in_pline(plist, filter_id)) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTGET, FAIL, "can't check filter in pipeline") done: FUNC_LEAVE_NOAPI(ret_value) @@ -483,25 +503,25 @@ H5Z__check_unregister_group_cb(void *obj_ptr, hid_t H5_ATTR_UNUSED obj_id, void HDassert(obj_ptr); /* Get the group creation property */ - if((ocpl_id = H5G_get_create_plist((H5G_t *)obj_ptr)) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "can't get group creation property list") + if ((ocpl_id = H5G_get_create_plist((H5G_t *)obj_ptr)) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTGET, FAIL, "can't get group creation property list") /* Check if the filter is in the group creation property list */ - if((filter_in_pline = H5Z__check_unregister(ocpl_id, object->filter_id)) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "can't check filter in pipeline") + if ((filter_in_pline = H5Z__check_unregister(ocpl_id, object->filter_id)) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTGET, FAIL, "can't check filter in pipeline") /* H5I_iterate expects TRUE to stop the loop over objects. Stop the loop and * let H5Z_unregister return failure. */ - if(filter_in_pline) { + if (filter_in_pline) { object->found = TRUE; ret_value = TRUE; } /* end if */ done: - if(ocpl_id > 0) - if(H5I_dec_app_ref(ocpl_id) < 0) - HDONE_ERROR(H5E_PLINE, H5E_CANTDEC, FAIL, "can't release plist") + if (ocpl_id > 0) + if (H5I_dec_app_ref(ocpl_id) < 0) + HDONE_ERROR (H5E_PLINE, H5E_CANTDEC, FAIL, "can't release plist") FUNC_LEAVE_NOAPI(ret_value) } /* end H5Z__check_unregister_group_cb() */ @@ -510,13 +530,13 @@ done: /*------------------------------------------------------------------------- * Function: H5Z__check_unregister_dset_cb * - * Purpose: The callback function for H5Z_unregister. It iterates - * through all opened objects. If the object is a dataset - * or a group and it uses the filter to be unregistered, the - * function returns TRUE. + * Purpose: The callback function for H5Z_unregister. It iterates + * through all opened objects. If the object is a dataset + * or a group and it uses the filter to be unregistered, the + * function returns TRUE. * - * Return: TRUE if the object uses the filter. - * FALSE otherwise. + * Return: TRUE if the object uses the filter. + * FALSE otherwise. *------------------------------------------------------------------------- */ static int @@ -529,28 +549,28 @@ H5Z__check_unregister_dset_cb(void *obj_ptr, hid_t H5_ATTR_UNUSED obj_id, void * FUNC_ENTER_STATIC - HDassert(obj_ptr); + HDassert (obj_ptr); /* Get the dataset creation property */ - if((ocpl_id = H5D_get_create_plist((H5D_t *)obj_ptr)) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "can't get dataset creation property list") + if ((ocpl_id = H5D_get_create_plist((H5D_t *)obj_ptr)) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTGET, FAIL, "can't get dataset creation property list") /* Check if the filter is in the dataset creation property list */ - if((filter_in_pline = H5Z__check_unregister(ocpl_id, object->filter_id)) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "can't check filter in pipeline") + if ((filter_in_pline = H5Z__check_unregister(ocpl_id, object->filter_id)) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTGET, FAIL, "can't check filter in pipeline") /* H5I_iterate expects TRUE to stop the loop over objects. Stop the loop and * let H5Z_unregister return failure. */ - if(filter_in_pline) { + if (filter_in_pline) { object->found = TRUE; ret_value = TRUE; } /* end if */ done: - if(ocpl_id > 0) - if(H5I_dec_app_ref(ocpl_id) < 0) - HDONE_ERROR(H5E_PLINE, H5E_CANTDEC, FAIL, "can't release plist") + if (ocpl_id > 0) + if (H5I_dec_app_ref(ocpl_id) < 0) + HDONE_ERROR (H5E_PLINE, H5E_CANTDEC, FAIL, "can't release plist") FUNC_LEAVE_NOAPI(ret_value) } /* end H5Z__check_unregister_dset_cb() */ @@ -569,17 +589,17 @@ done: static int H5Z__flush_file_cb(void *obj_ptr, hid_t H5_ATTR_UNUSED obj_id, void H5_ATTR_UNUSED *key) { - int ret_value = FALSE; /* Return value */ + int ret_value = FALSE; /* Return value */ FUNC_ENTER_STATIC - HDassert(obj_ptr); + HDassert (obj_ptr); /* Call the flush routine for mounted file hierarchies. Do a global flush * if the file is opened for write */ - if(H5F_ACC_RDWR & H5F_INTENT((H5F_t *)obj_ptr)) { - if(H5F_flush_mounts((H5F_t *)obj_ptr, H5AC_ind_read_dxpl_id, H5AC_rawdata_dxpl_id) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTFLUSH, FAIL, "unable to flush file hierarchy") + if (H5F_ACC_RDWR & H5F_INTENT((H5F_t *)obj_ptr)) { + if (H5F_flush_mounts((H5F_t *)obj_ptr, H5AC_ind_read_dxpl_id, H5AC_rawdata_dxpl_id) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTFLUSH, FAIL, "unable to flush file hierarchy") } /* end if */ done: @@ -598,17 +618,17 @@ done: htri_t H5Zfilter_avail(H5Z_filter_t id) { - htri_t ret_value=FALSE; /* Return value */ + htri_t ret_value = FALSE; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE1("t", "Zf", id); /* Check args */ - if(id<0 || id>H5Z_FILTER_MAX) + if (id < 0 || id > H5Z_FILTER_MAX) HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "invalid filter identification number") - if((ret_value = H5Z_filter_avail(id)) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_NOTFOUND, FAIL, "unable to check the availability of the filter") + if ((ret_value = H5Z_filter_avail(id)) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_NOTFOUND, FAIL, "unable to check the availability of the filter") done: FUNC_LEAVE_API(ret_value) @@ -626,21 +646,25 @@ done: htri_t H5Z_filter_avail(H5Z_filter_t id) { - size_t i; /* Local index variable */ - const H5Z_class2_t *filter_info; - htri_t ret_value = FALSE; /* Return value */ + size_t i; /* Local index variable */ + H5Z_class2_t *filter_info; + htri_t ret_value = FALSE; /* Return value */ FUNC_ENTER_NOAPI(FAIL) /* Is the filter already registered? */ - for(i = 0; i < H5Z_table_used_g; i++) - if(H5Z_table_g[i].id == id) - HGOTO_DONE(TRUE) - - if(NULL != (filter_info = (const H5Z_class2_t *)H5PL_load(H5PL_TYPE_FILTER, (int)id))) { - if(H5Z_register(filter_info) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register loaded filter") - HGOTO_DONE(TRUE) + for (i = 0; i < H5Z_table_used_g; i++) + if (H5Z_table_g[i].id == id) + HGOTO_DONE (TRUE) + + if (NULL != (filter_info = (const H5Z_class2_t *)H5PL_load(H5PL_TYPE_FILTER, (int)id))) { + herr_t status = H5Z_register(filter_info); + if (filter_info->name) + filter_info->name = (char *)H5MM_xfree(filter_info->name); + filter_info = (H5Z_class2_t *)H5MM_xfree(filter_info); + if (status < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register loaded filter") + HGOTO_DONE (TRUE) } done: FUNC_LEAVE_NOAPI(ret_value) @@ -666,59 +690,59 @@ H5Z_prelude_callback(const H5O_pline_t *pline, hid_t dcpl_id, hid_t type_id, { H5Z_class2_t *fclass; /* Individual filter information */ size_t u; /* Local index variable */ - htri_t ret_value = TRUE; /* Return value */ + htri_t ret_value = TRUE; /* Return value */ FUNC_ENTER_NOAPI_NOINIT HDassert(pline->nused > 0); /* Iterate over filters */ - for(u = 0; u < pline->nused; u++) { + for (u = 0; u < pline->nused; u++) { /* Get filter information */ - if(NULL == (fclass = H5Z_find(pline->filter[u].id))) { + if (NULL == (fclass = H5Z_find(pline->filter[u].id))) { /* Ignore errors from optional filters */ - if(pline->filter[u].flags & H5Z_FLAG_OPTIONAL) - H5E_clear_stack(NULL); + if (pline->filter[u].flags & H5Z_FLAG_OPTIONAL) + H5E_clear_stack (NULL); else - HGOTO_ERROR(H5E_PLINE, H5E_NOTFOUND, FAIL, "required filter was not located") + HGOTO_ERROR (H5E_PLINE, H5E_NOTFOUND, FAIL, "required filter was not located") } /* end if */ else { /* Make correct callback */ - switch(prelude_type) { + switch (prelude_type) { case H5Z_PRELUDE_CAN_APPLY: /* Check if filter is configured to be able to encode */ - if(!fclass->encoder_present) - HGOTO_ERROR(H5E_PLINE, H5E_NOENCODER, FAIL, "Filter present but encoding is disabled."); + if (!fclass->encoder_present) + HGOTO_ERROR (H5E_PLINE, H5E_NOENCODER, FAIL, "Filter present but encoding is disabled."); /* Check if there is a "can apply" callback */ - if(fclass->can_apply) { + if (fclass->can_apply) { /* Make callback to filter's "can apply" function */ htri_t status = (fclass->can_apply)(dcpl_id, type_id, space_id); /* Indicate error during filter callback */ - if(status < 0) + if (status < 0) HGOTO_ERROR(H5E_PLINE, H5E_CANAPPLY, FAIL, "error during user callback") /* Indicate filter can't apply to this combination of parameters. * If the filter is NOT optional, returns failure. */ - if(status == FALSE && !(pline->filter[u].flags & H5Z_FLAG_OPTIONAL)) + if (status == FALSE && !(pline->filter[u].flags & H5Z_FLAG_OPTIONAL)) HGOTO_ERROR(H5E_PLINE, H5E_CANAPPLY, FAIL, "filter parameters not appropriate") } /* end if */ break; case H5Z_PRELUDE_SET_LOCAL: /* Check if there is a "set local" callback */ - if(fclass->set_local) { + if (fclass->set_local) { /* Make callback to filter's "set local" function */ - if((fclass->set_local)(dcpl_id, type_id, space_id) < 0) + if ((fclass->set_local)(dcpl_id, type_id, space_id) < 0) /* Indicate error during filter callback */ - HGOTO_ERROR(H5E_PLINE, H5E_SETLOCAL, FAIL, "error during user callback") + HGOTO_ERROR (H5E_PLINE, H5E_SETLOCAL, FAIL, "error during user callback") } /* end if */ break; default: - HDassert("invalid prelude type" && 0); + HDassert ("invalid prelude type" && 0); } /* end switch */ } /* end else */ } /* end for */ @@ -745,62 +769,62 @@ done: static herr_t H5Z_prepare_prelude_callback_dcpl(hid_t dcpl_id, hid_t type_id, H5Z_prelude_type_t prelude_type) { - hid_t space_id = -1; /* ID for dataspace describing chunk */ - herr_t ret_value = SUCCEED; /* Return value */ + hid_t space_id = -1; /* ID for dataspace describing chunk */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT - HDassert(H5I_GENPROP_LST == H5I_get_type(dcpl_id)); - HDassert(H5I_DATATYPE == H5I_get_type(type_id)); + HDassert (H5I_GENPROP_LST == H5I_get_type(dcpl_id)); + HDassert (H5I_DATATYPE == H5I_get_type(type_id)); /* Check if the property list is non-default */ - if(dcpl_id != H5P_DATASET_CREATE_DEFAULT) { - H5P_genplist_t *dc_plist; /* Dataset creation property list object */ - H5O_layout_t dcpl_layout; /* Dataset's layout information */ + if (dcpl_id != H5P_DATASET_CREATE_DEFAULT) { + H5P_genplist_t *dc_plist; /* Dataset creation property list object */ + H5O_layout_t dcpl_layout; /* Dataset's layout information */ /* Get dataset creation property list object */ - if(NULL == (dc_plist = (H5P_genplist_t *)H5I_object(dcpl_id))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "can't get dataset creation property list") + if (NULL == (dc_plist = (H5P_genplist_t *)H5I_object(dcpl_id))) + HGOTO_ERROR (H5E_ARGS, H5E_BADTYPE, FAIL, "can't get dataset creation property list") /* Peek at the layout information */ - if(H5P_peek(dc_plist, H5D_CRT_LAYOUT_NAME, &dcpl_layout) < 0) - HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't retrieve layout") + if (H5P_peek(dc_plist, H5D_CRT_LAYOUT_NAME, &dcpl_layout) < 0) + HGOTO_ERROR (H5E_PLIST, H5E_CANTGET, FAIL, "can't retrieve layout") /* Check if the dataset is chunked */ - if(H5D_CHUNKED == dcpl_layout.type) { + if (H5D_CHUNKED == dcpl_layout.type) { H5O_pline_t dcpl_pline; /* Object's I/O pipeline information */ /* Get I/O pipeline information */ - if(H5P_peek(dc_plist, H5O_CRT_PIPELINE_NAME, &dcpl_pline) < 0) - HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't retrieve pipeline filter") + if (H5P_peek(dc_plist, H5O_CRT_PIPELINE_NAME, &dcpl_pline) < 0) + HGOTO_ERROR (H5E_PLIST, H5E_CANTGET, FAIL, "can't retrieve pipeline filter") /* Check if the chunks have filters */ - if(dcpl_pline.nused > 0) { + if (dcpl_pline.nused > 0) { hsize_t chunk_dims[H5O_LAYOUT_NDIMS]; /* Size of chunk dimensions */ - H5S_t *space; /* Dataspace describing chunk */ - size_t u; /* Local index variable */ + H5S_t *space; /* Dataspace describing chunk */ + size_t u; /* Local index variable */ - /* Create a data space for a chunk & set the extent */ - for(u = 0; u < dcpl_layout.u.chunk.ndims; u++) + /* Create a dataspace for a chunk & set the extent */ + for (u = 0; u < dcpl_layout.u.chunk.ndims; u++) chunk_dims[u] = dcpl_layout.u.chunk.dim[u]; - if(NULL == (space = H5S_create_simple(dcpl_layout.u.chunk.ndims, chunk_dims, NULL))) - HGOTO_ERROR(H5E_DATASPACE, H5E_CANTCREATE, FAIL, "can't create simple dataspace") + if (NULL == (space = H5S_create_simple(dcpl_layout.u.chunk.ndims, chunk_dims, NULL))) + HGOTO_ERROR (H5E_DATASPACE, H5E_CANTCREATE, FAIL, "can't create simple dataspace") /* Get ID for dataspace to pass to filter routines */ - if((space_id = H5I_register(H5I_DATASPACE, space, FALSE)) < 0) { - (void)H5S_close(space); - HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to register dataspace ID") + if ((space_id = H5I_register(H5I_DATASPACE, space, FALSE)) < 0) { + (void)H5S_close (space); + HGOTO_ERROR (H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to register dataspace ID") } /* end if */ /* Make the callbacks */ - if(H5Z_prelude_callback(&dcpl_pline, dcpl_id, type_id, space_id, prelude_type) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANAPPLY, FAIL, "unable to apply filter") + if (H5Z_prelude_callback(&dcpl_pline, dcpl_id, type_id, space_id, prelude_type) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANAPPLY, FAIL, "unable to apply filter") } /* end if */ } /* end if */ } /* end if */ done: - if(space_id > 0 && H5I_dec_ref(space_id) < 0) + if (space_id > 0 && H5I_dec_ref(space_id) < 0) HDONE_ERROR(H5E_PLINE, H5E_CANTRELEASE, FAIL, "unable to close dataspace") FUNC_LEAVE_NOAPI(ret_value) @@ -814,7 +838,8 @@ done: * property list can be applied to a particular combination of * datatype and dataspace for a dataset. * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success + * Negative on failure * * Notes: The chunk dimensions are used to create a dataspace, instead * of passing in the dataset's dataspace, since the chunk @@ -829,8 +854,8 @@ H5Z_can_apply(hid_t dcpl_id, hid_t type_id) FUNC_ENTER_NOAPI(FAIL) /* Make "can apply" callbacks for filters in pipeline */ - if(H5Z_prepare_prelude_callback_dcpl(dcpl_id, type_id, H5Z_PRELUDE_CAN_APPLY) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANAPPLY, FAIL, "unable to apply filter") + if (H5Z_prepare_prelude_callback_dcpl(dcpl_id, type_id, H5Z_PRELUDE_CAN_APPLY) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANAPPLY, FAIL, "unable to apply filter") done: FUNC_LEAVE_NOAPI(ret_value) @@ -844,7 +869,8 @@ done: * settings for filters on a new dataset, based on the datatype * and dataspace of that dataset (chunk). * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success + * Negative on failure * * Notes: The chunk dimensions are used to create a dataspace, instead * of passing in the dataset's dataspace, since the chunk @@ -859,8 +885,8 @@ H5Z_set_local(hid_t dcpl_id, hid_t type_id) FUNC_ENTER_NOAPI(FAIL) /* Make "set local" callbacks for filters in pipeline */ - if(H5Z_prepare_prelude_callback_dcpl(dcpl_id, type_id, H5Z_PRELUDE_SET_LOCAL) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_SETLOCAL, FAIL, "local filter parameters not set") + if (H5Z_prepare_prelude_callback_dcpl(dcpl_id, type_id, H5Z_PRELUDE_SET_LOCAL) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_SETLOCAL, FAIL, "local filter parameters not set") done: FUNC_LEAVE_NOAPI(ret_value) @@ -874,7 +900,8 @@ done: * applied to an opaque byte stream (currently only a group). * The pipeline is assumed to have at least one filter. * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ herr_t @@ -884,11 +911,11 @@ H5Z_can_apply_direct(const H5O_pline_t *pline) FUNC_ENTER_NOAPI(FAIL) - HDassert(pline->nused > 0); + HDassert (pline->nused > 0); /* Make "can apply" callbacks for filters in pipeline */ - if(H5Z_prelude_callback(pline, (hid_t)-1, (hid_t)-1, (hid_t)-1, H5Z_PRELUDE_CAN_APPLY) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANAPPLY, FAIL, "unable to apply filter") + if (H5Z_prelude_callback(pline, (hid_t)-1, (hid_t)-1, (hid_t)-1, H5Z_PRELUDE_CAN_APPLY) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANAPPLY, FAIL, "unable to apply filter") done: FUNC_LEAVE_NOAPI(ret_value) @@ -902,7 +929,8 @@ done: * new opaque object. The pipeline is assumed to have at * least one filter. * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success + * Negative on failure * * Notes: This callback will almost certainly not do anything * useful, other than to make certain that the filter will @@ -916,11 +944,11 @@ H5Z_set_local_direct(const H5O_pline_t *pline) FUNC_ENTER_NOAPI(FAIL) - HDassert(pline->nused > 0); + HDassert (pline->nused > 0); /* Make "set local" callbacks for filters in pipeline */ - if(H5Z_prelude_callback(pline, (hid_t)-1, (hid_t)-1, (hid_t)-1, H5Z_PRELUDE_SET_LOCAL) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_SETLOCAL, FAIL, "local filter parameters not set") + if (H5Z_prelude_callback(pline, (hid_t)-1, (hid_t)-1, (hid_t)-1, H5Z_PRELUDE_SET_LOCAL) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_SETLOCAL, FAIL, "local filter parameters not set") done: FUNC_LEAVE_NOAPI(ret_value) @@ -930,58 +958,59 @@ done: /*------------------------------------------------------------------------- * Function: H5Z_modify * - * Purpose: Modify filter parameters for specified pipeline. + * Purpose: Modify filter parameters for specified pipeline. * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ herr_t H5Z_modify(const H5O_pline_t *pline, H5Z_filter_t filter, unsigned flags, size_t cd_nelmts, const unsigned int cd_values[/*cd_nelmts*/]) { - size_t idx; /* Index of filter in pipeline */ - herr_t ret_value = SUCCEED; /* Return value */ + size_t idx; /* Index of filter in pipeline */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(FAIL) - HDassert(pline); - HDassert(filter >= 0 && filter <= H5Z_FILTER_MAX); - HDassert(0 == (flags & ~((unsigned)H5Z_FLAG_DEFMASK))); - HDassert(0 == cd_nelmts || cd_values); + HDassert (pline); + HDassert (filter >= 0 && filter <= H5Z_FILTER_MAX); + HDassert (0 == (flags & ~((unsigned)H5Z_FLAG_DEFMASK))); + HDassert (0 == cd_nelmts || cd_values); /* Locate the filter in the pipeline */ - for(idx = 0; idx < pline->nused; idx++) - if(pline->filter[idx].id == filter) + for (idx = 0; idx < pline->nused; idx++) + if (pline->filter[idx].id == filter) break; /* Check if the filter was not already in the pipeline */ - if(idx > pline->nused) - HGOTO_ERROR(H5E_PLINE, H5E_NOTFOUND, FAIL, "filter not in pipeline") + if (idx > pline->nused) + HGOTO_ERROR (H5E_PLINE, H5E_NOTFOUND, FAIL, "filter not in pipeline") /* Change parameters for filter */ pline->filter[idx].flags = flags; pline->filter[idx].cd_nelmts = cd_nelmts; /* Free any existing parameters */ - if(pline->filter[idx].cd_values != NULL && pline->filter[idx].cd_values != pline->filter[idx]._cd_values) + if (pline->filter[idx].cd_values != NULL && pline->filter[idx].cd_values != pline->filter[idx]._cd_values) H5MM_xfree(pline->filter[idx].cd_values); /* Set parameters */ - if(cd_nelmts > 0) { - size_t i; /* Local index variable */ + if (cd_nelmts > 0) { + size_t i; /* Local index variable */ /* Allocate memory or point at internal buffer */ - if(cd_nelmts > H5Z_COMMON_CD_VALUES) { + if (cd_nelmts > H5Z_COMMON_CD_VALUES) { pline->filter[idx].cd_values = (unsigned *)H5MM_malloc(cd_nelmts * sizeof(unsigned)); - if(NULL == pline->filter[idx].cd_values) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for filter parameters") + if (NULL == pline->filter[idx].cd_values) + HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for filter parameters") } /* end if */ else pline->filter[idx].cd_values = pline->filter[idx]._cd_values; /* Copy client data values */ - for(i = 0; i < cd_nelmts; i++) - pline->filter[idx].cd_values[i] = cd_values[i]; + for (i = 0; i < cd_nelmts; i++) + pline->filter[idx].cd_values[i] = cd_values[i]; } /* end if */ else pline->filter[idx].cd_values = NULL; @@ -996,36 +1025,37 @@ done: * * Purpose: Append another filter to the specified pipeline. * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ herr_t H5Z_append(H5O_pline_t *pline, H5Z_filter_t filter, unsigned flags, size_t cd_nelmts, const unsigned int cd_values[/*cd_nelmts*/]) { - size_t idx; - herr_t ret_value = SUCCEED; /* Return value */ + size_t idx; + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(FAIL) - HDassert(pline); - HDassert(filter >= 0 && filter <= H5Z_FILTER_MAX); - HDassert(0 == (flags & ~((unsigned)H5Z_FLAG_DEFMASK))); - HDassert(0 == cd_nelmts || cd_values); + HDassert (pline); + HDassert (filter >= 0 && filter <= H5Z_FILTER_MAX); + HDassert (0 == (flags & ~((unsigned)H5Z_FLAG_DEFMASK))); + HDassert (0 == cd_nelmts || cd_values); /* * Check filter limit. We do it here for early warnings although we may * decide to relax this restriction in the future. */ - if(pline->nused >= H5Z_MAX_NFILTERS) - HGOTO_ERROR(H5E_PLINE, H5E_CANTINIT, FAIL, "too many filters in pipeline") + if (pline->nused >= H5Z_MAX_NFILTERS) + HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "too many filters in pipeline") /* Check for freshly allocated filter pipeline */ - if(pline->version == 0) + if (pline->version == 0) pline->version = H5O_PLINE_VERSION_1; /* Allocate additional space in the pipeline if it's full */ - if(pline->nused >= pline->nalloc) { + if (pline->nused >= pline->nalloc) { H5O_pline_t x; size_t n; @@ -1036,14 +1066,14 @@ H5Z_append(H5O_pline_t *pline, H5Z_filter_t filter, unsigned flags, * filter struct is reallocated. Set these pointers to ~NULL * so that we can reset them after reallocating the filters array. */ - for(n = 0; n < pline->nalloc; ++n) - if(pline->filter[n].cd_values == pline->filter[n]._cd_values) + for (n = 0; n < pline->nalloc; ++n) + if (pline->filter[n].cd_values == pline->filter[n]._cd_values) pline->filter[n].cd_values = (unsigned *)((void *) ~((size_t)NULL)); x.nalloc = MAX(H5Z_MAX_NFILTERS, 2 * pline->nalloc); x.filter = (H5Z_filter_info_t *)H5MM_realloc(pline->filter, x.nalloc * sizeof(x.filter[0])); - if(NULL == x.filter) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for filter pipeline") + if (NULL == x.filter) + HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for filter pipeline") /* Fix pointers in previous filters that need to point to their own * internal data. @@ -1061,22 +1091,22 @@ H5Z_append(H5O_pline_t *pline, H5Z_filter_t filter, unsigned flags, idx = pline->nused; pline->filter[idx].id = filter; pline->filter[idx].flags = flags; - pline->filter[idx].name = NULL; /* we'll pick it up later*/ + pline->filter[idx].name = NULL; /*we'll pick it up later*/ pline->filter[idx].cd_nelmts = cd_nelmts; - if(cd_nelmts > 0) { - size_t i; /* Local index variable */ + if (cd_nelmts > 0) { + size_t i; /* Local index variable */ /* Allocate memory or point at internal buffer */ - if(cd_nelmts > H5Z_COMMON_CD_VALUES) { + if (cd_nelmts > H5Z_COMMON_CD_VALUES) { pline->filter[idx].cd_values = (unsigned *)H5MM_malloc(cd_nelmts * sizeof(unsigned)); - if(NULL == pline->filter[idx].cd_values) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for filter") + if (NULL == pline->filter[idx].cd_values) + HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for filter") } /* end if */ else pline->filter[idx].cd_values = pline->filter[idx]._cd_values; /* Copy client data values */ - for(i = 0; i < cd_nelmts; i++) + for (i = 0; i < cd_nelmts; i++) pline->filter[idx].cd_values[i] = cd_values[i]; } /* end if */ else @@ -1095,8 +1125,8 @@ done: * Purpose: Given a filter ID return the offset in the global array * that holds all the registered filters. * - * Return: Success: Non-negative index of entry in global filter table. - * Failure: Negative + * Return: Success: Non-negative index of entry in global filter table. + * Failure: Negative *------------------------------------------------------------------------- */ static int @@ -1107,9 +1137,9 @@ H5Z_find_idx(H5Z_filter_t id) FUNC_ENTER_NOAPI_NOINIT_NOERR - for (i=0; i<H5Z_table_used_g; i++) + for (i = 0; i < H5Z_table_used_g; i++) if (H5Z_table_g[i].id == id) - HGOTO_DONE((int)i) + HGOTO_DONE ((int)i) done: FUNC_LEAVE_NOAPI(ret_value) @@ -1122,24 +1152,24 @@ done: * Purpose: Given a filter ID return a pointer to a global struct that * defines the filter. * - * Return: Success: Ptr to entry in global filter table. - * Failure: NULL + * Return: Success: Ptr to entry in global filter table. + * Failure: NULL *------------------------------------------------------------------------- */ H5Z_class2_t * H5Z_find(H5Z_filter_t id) { - int idx; /* Filter index in global table */ - H5Z_class2_t *ret_value=NULL; /* Return value */ + int idx; /* Filter index in global table */ + H5Z_class2_t *ret_value = NULL; /* Return value */ FUNC_ENTER_NOAPI(NULL) /* Get the index in the global table */ - if((idx=H5Z_find_idx(id))<0) - HGOTO_ERROR(H5E_PLINE, H5E_NOTFOUND, NULL, "required filter %d is not registered", id) + if ((idx = H5Z_find_idx(id)) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_NOTFOUND, NULL, "required filter %d is not registered", id) /* Set return value */ - ret_value=H5Z_table_g+idx; + ret_value = H5Z_table_g+idx; done: FUNC_LEAVE_NOAPI(ret_value) @@ -1149,23 +1179,24 @@ done: /*------------------------------------------------------------------------- * Function: H5Z_pipeline * - * Purpose: Process data through the filter pipeline. The FLAGS argument - * is the filter invocation flags (definition flags come from - * the PLINE->filter[].flags). The filters are processed in - * definition order unless the H5Z_FLAG_REVERSE is set. The - * FILTER_MASK is a bit-mask to indicate which filters to skip - * and on exit will indicate which filters failed. Each - * filter has an index number in the pipeline and that index - * number is the filter's bit in the FILTER_MASK. NBYTES is the - * number of bytes of data to filter and on exit should be the - * number of resulting bytes while BUF_SIZE holds the total - * allocated size of the buffer, which is pointed to BUF. - * - * If the buffer must grow during processing of the pipeline - * then the pipeline function should free the original buffer - * and return a fresh buffer, adjusting BUF_SIZE accordingly. - * - * Return: Non-negative on success/Negative on failure + * Purpose: Process data through the filter pipeline. The FLAGS argument + * is the filter invocation flags (definition flags come from + * the PLINE->filter[].flags). The filters are processed in + * definition order unless the H5Z_FLAG_REVERSE is set. The + * FILTER_MASK is a bit-mask to indicate which filters to skip + * and on exit will indicate which filters failed. Each + * filter has an index number in the pipeline and that index + * number is the filter's bit in the FILTER_MASK. NBYTES is the + * number of bytes of data to filter and on exit should be the + * number of resulting bytes while BUF_SIZE holds the total + * allocated size of the buffer, which is pointed to BUF. + * + * If the buffer must grow during processing of the pipeline + * then the pipeline function should free the original buffer + * and return a fresh buffer, adjusting BUF_SIZE accordingly. + * + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ herr_t @@ -1174,51 +1205,55 @@ H5Z_pipeline(const H5O_pline_t *pline, unsigned flags, H5Z_cb_t cb_struct, size_t *nbytes/*in,out*/, size_t *buf_size/*in,out*/, void **buf/*in,out*/) { - size_t i, idx, new_nbytes; - int fclass_idx; /* Index of filter class in global table */ - H5Z_class2_t *fclass = NULL; /* Filter class pointer */ + size_t i, idx, new_nbytes; + int fclass_idx; /* Index of filter class in global table */ + H5Z_class2_t *fclass=NULL; /* Filter class pointer */ #ifdef H5Z_DEBUG - H5Z_stats_t *fstats = NULL; /* Filter stats pointer */ + H5Z_stats_t *fstats=NULL; /* Filter stats pointer */ H5_timer_t timer; #endif - unsigned failed = 0; - unsigned tmp_flags; - herr_t ret_value = SUCCEED; /* Return value */ + unsigned failed = 0; + unsigned tmp_flags; + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(FAIL) - HDassert(0 == (flags & ~((unsigned)H5Z_FLAG_INVMASK))); - HDassert(filter_mask); - HDassert(nbytes && *nbytes > 0); - HDassert(buf_size && *buf_size > 0); - HDassert(buf && *buf); - HDassert(!pline || pline->nused < H5Z_MAX_NFILTERS); + HDassert (0 == (flags & ~((unsigned)H5Z_FLAG_INVMASK))); + HDassert (filter_mask); + HDassert (nbytes && *nbytes>0); + HDassert (buf_size && *buf_size>0); + HDassert (buf && *buf); + HDassert (!pline || pline->nused<H5Z_MAX_NFILTERS); if (pline && (flags & H5Z_FLAG_REVERSE)) { /* Read */ for (i = pline->nused; i > 0; --i) { - idx = i - 1; + idx = i-1; if (*filter_mask & ((unsigned)1 << idx)) { failed |= (unsigned)1 << idx; - continue;/*filter excluded*/ + continue; /* filter excluded */ } /* If the filter isn't registered and the application doesn't - * indicate no plugin through HDF5_PRELOAD_PLUG (using the symbol "::"), - * try to load it dynamically and register it. Otherwise, return failure - */ - if((fclass_idx = H5Z_find_idx(pline->filter[idx].id)) < 0) { + * indicate no plugin through HDF5_PRELOAD_PLUG (using the symbol "::"), + * try to load it dynamically and register it. Otherwise, return failure + */ + if ((fclass_idx = H5Z_find_idx(pline->filter[idx].id)) < 0) { hbool_t issue_error = FALSE; - const H5Z_class2_t *filter_info; + H5Z_class2_t *filter_info; /* Try loading the filter */ - if(NULL != (filter_info = (const H5Z_class2_t *)H5PL_load(H5PL_TYPE_FILTER, (int)(pline->filter[idx].id)))) { + if (NULL != (filter_info = (const H5Z_class2_t *)H5PL_load(H5PL_TYPE_FILTER, (int)(pline->filter[idx].id)))) { /* Register the filter we loaded */ - if(H5Z_register(filter_info) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register filter") + herr_t status = H5Z_register(filter_info); + if (filter_info->name) + filter_info->name = (char *)H5MM_xfree(filter_info->name); + filter_info = (H5Z_class2_t *)H5MM_xfree(filter_info); + if (status < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTINIT, FAIL, "unable to register filter") /* Search in the table of registered filters again to find the dynamic filter just loaded and registered */ - if((fclass_idx = H5Z_find_idx(pline->filter[idx].id)) < 0) + if ((fclass_idx = H5Z_find_idx(pline->filter[idx].id)) < 0) issue_error = TRUE; } /* end if */ else @@ -1227,8 +1262,8 @@ H5Z_pipeline(const H5O_pline_t *pline, unsigned flags, /* Check for error */ if(issue_error) { /* Print out the filter name to give more info. But the name is optional for - * the filter */ - if(pline->filter[idx].name) + * the filter */ + if (pline->filter[idx].name) HGOTO_ERROR(H5E_PLINE, H5E_READERROR, FAIL, "required filter '%s' is not registered", pline->filter[idx].name) else HGOTO_ERROR(H5E_PLINE, H5E_READERROR, FAIL, "required filter (name unavailable) is not registered") @@ -1238,26 +1273,26 @@ H5Z_pipeline(const H5O_pline_t *pline, unsigned flags, fclass = &H5Z_table_g[fclass_idx]; #ifdef H5Z_DEBUG fstats = &H5Z_stat_table_g[fclass_idx]; - H5_timer_begin(&timer); + H5_timer_begin (&timer); #endif - tmp_flags = flags|(pline->filter[idx].flags); + tmp_flags = flags | (pline->filter[idx].flags); tmp_flags |= (edc_read== H5Z_DISABLE_EDC) ? H5Z_FLAG_SKIP_EDC : 0; new_nbytes = (fclass->filter)(tmp_flags, pline->filter[idx].cd_nelmts, - pline->filter[idx].cd_values, *nbytes, buf_size, buf); + pline->filter[idx].cd_values, *nbytes, buf_size, buf); #ifdef H5Z_DEBUG - H5_timer_end(&(fstats->stats[1].timer), &timer); + H5_timer_end (&(fstats->stats[1].timer), &timer); fstats->stats[1].total += MAX(*nbytes, new_nbytes); if (0 == new_nbytes) fstats->stats[1].errors += *nbytes; #endif - if(0==new_nbytes) { - if((cb_struct.func && (H5Z_CB_FAIL == cb_struct.func(pline->filter[idx].id, *buf, *buf_size, cb_struct.op_data))) || !cb_struct.func) - HGOTO_ERROR(H5E_PLINE, H5E_READERROR, FAIL, "filter returned failure during read") + if (0 == new_nbytes) { + if ((cb_struct.func && (H5Z_CB_FAIL == cb_struct.func (pline->filter[idx].id, *buf, *buf_size, cb_struct.op_data))) || !cb_struct.func) + HGOTO_ERROR (H5E_PLINE, H5E_READERROR, FAIL, "filter returned failure during read") *nbytes = *buf_size; failed |= (unsigned)1 << idx; - H5E_clear_stack(NULL); + H5E_clear_stack (NULL); } else { *nbytes = new_nbytes; @@ -1276,35 +1311,34 @@ H5Z_pipeline(const H5O_pline_t *pline, unsigned flags, HGOTO_ERROR(H5E_PLINE, H5E_WRITEERROR, FAIL, "required filter is not registered") failed |= (unsigned)1 << idx; - H5E_clear_stack(NULL); + H5E_clear_stack (NULL); continue; /*filter excluded*/ } fclass = &H5Z_table_g[fclass_idx]; #ifdef H5Z_DEBUG fstats = &H5Z_stat_table_g[fclass_idx]; - H5_timer_begin(&timer); + H5_timer_begin (&timer); #endif - new_nbytes = (fclass->filter)(flags|(pline->filter[idx].flags), pline->filter[idx].cd_nelmts, - pline->filter[idx].cd_values, *nbytes, buf_size, buf); + new_nbytes = (fclass->filter)(flags | (pline->filter[idx].flags), pline->filter[idx].cd_nelmts, + pline->filter[idx].cd_values, *nbytes, buf_size, buf); #ifdef H5Z_DEBUG - H5_timer_end(&(fstats->stats[0].timer), &timer); + H5_timer_end (&(fstats->stats[0].timer), &timer); fstats->stats[0].total += MAX(*nbytes, new_nbytes); if (0 == new_nbytes) fstats->stats[0].errors += *nbytes; #endif - if(0 == new_nbytes) { + if (0 == new_nbytes) { if (0 == (pline->filter[idx].flags & H5Z_FLAG_OPTIONAL)) { - if((cb_struct.func && (H5Z_CB_FAIL == cb_struct.func(pline->filter[idx].id, *buf, *nbytes, cb_struct.op_data))) || !cb_struct.func) - HGOTO_ERROR(H5E_PLINE, H5E_WRITEERROR, FAIL, "filter returned failure") + if ((cb_struct.func && (H5Z_CB_FAIL == cb_struct.func (pline->filter[idx].id, *buf, *nbytes, cb_struct.op_data))) || !cb_struct.func) + HGOTO_ERROR (H5E_PLINE, H5E_WRITEERROR, FAIL, "filter returned failure") *nbytes = *buf_size; } failed |= (unsigned)1 << idx; - H5E_clear_stack(NULL); + H5E_clear_stack (NULL); } - else { + else *nbytes = new_nbytes; - } } } @@ -1320,7 +1354,8 @@ done: * * Purpose: Get pointer to filter info for pipeline * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ H5Z_filter_info_t * @@ -1331,17 +1366,17 @@ H5Z_filter_info(const H5O_pline_t *pline, H5Z_filter_t filter) FUNC_ENTER_NOAPI(NULL) - HDassert(pline); - HDassert(filter >= 0 && filter <= H5Z_FILTER_MAX); + HDassert (pline); + HDassert (filter >= 0 && filter <= H5Z_FILTER_MAX); /* Locate the filter in the pipeline */ - for(idx = 0; idx < pline->nused; idx++) - if(pline->filter[idx].id == filter) + for (idx = 0; idx < pline->nused; idx++) + if (pline->filter[idx].id == filter) break; /* Check if the filter was not already in the pipeline */ - if(idx >= pline->nused) - HGOTO_ERROR(H5E_PLINE, H5E_NOTFOUND, NULL, "filter not in pipeline") + if (idx >= pline->nused) + HGOTO_ERROR (H5E_PLINE, H5E_NOTFOUND, NULL, "filter not in pipeline") /* Set return value */ ret_value = &pline->filter[idx]; @@ -1365,21 +1400,21 @@ done: htri_t H5Z_filter_in_pline(const H5O_pline_t *pline, H5Z_filter_t filter) { - size_t idx; /* Index of filter in pipeline */ - htri_t ret_value = TRUE; /* Return value */ + size_t idx; /* Index of filter in pipeline */ + htri_t ret_value = TRUE; /* Return value */ FUNC_ENTER_NOAPI(FAIL) - HDassert(pline); - HDassert(filter >= 0 && filter <= H5Z_FILTER_MAX); + HDassert (pline); + HDassert (filter >= 0 && filter <= H5Z_FILTER_MAX); /* Locate the filter in the pipeline */ - for(idx = 0; idx < pline->nused; idx++) - if(pline->filter[idx].id == filter) + for (idx = 0; idx < pline->nused; idx++) + if (pline->filter[idx].id == filter) break; /* Check if the filter was not already in the pipeline */ - if(idx >= pline->nused) + if (idx >= pline->nused) ret_value = FALSE; done: @@ -1394,30 +1429,31 @@ done: * Purpose: Verify that all the filters in a pipeline are currently * available (i.e. registered) * - * Return: Non-negative (TRUE/FALSE) on success/Negative on failure + * Return: Non-negative (TRUE/FALSE) on success + * Negative on failure *------------------------------------------------------------------------- */ htri_t H5Z_all_filters_avail(const H5O_pline_t *pline) { - size_t i,j; /* Local index variable */ - htri_t ret_value=TRUE; /* Return value */ + size_t i, j; /* Local index variable */ + htri_t ret_value = TRUE; /* Return value */ FUNC_ENTER_NOAPI(FAIL) /* Check args */ - HDassert(pline); + HDassert (pline); /* Iterate through all the filters in pipeline */ - for(i = 0; i < pline->nused; i++) { + for (i = 0; i < pline->nused; i++) { /* Look for each filter in the list of registered filters */ - for(j = 0; j < H5Z_table_used_g; j++) - if(H5Z_table_g[j].id == pline->filter[i].id) + for (j = 0; j < H5Z_table_used_g; j++) + if (H5Z_table_g[j].id == pline->filter[i].id) break; /* Check if we didn't find the filter */ - if(j == H5Z_table_used_g) - HGOTO_DONE(FALSE) + if (j == H5Z_table_used_g) + HGOTO_DONE (FALSE) } /* end for */ done: @@ -1432,7 +1468,8 @@ done: * Purpose: Delete filter FILTER from pipeline PLINE; * deletes all filters if FILTER is H5Z_FILTER_NONE * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success + * Negative on failure *------------------------------------------------------------------------- */ herr_t @@ -1443,52 +1480,52 @@ H5Z_delete(H5O_pline_t *pline, H5Z_filter_t filter) FUNC_ENTER_NOAPI(FAIL) /* Check args */ - HDassert(pline); - HDassert(filter >= 0 && filter <= H5Z_FILTER_MAX); + HDassert (pline); + HDassert (filter >= 0 && filter <= H5Z_FILTER_MAX); /* if the pipeline has no filters, just return */ - if(pline->nused == 0) - HGOTO_DONE(SUCCEED) + if (pline->nused == 0) + HGOTO_DONE (SUCCEED) /* Delete all filters */ - if(H5Z_FILTER_ALL == filter) { - if(H5O_msg_reset(H5O_PLINE_ID, pline) < 0) + if (H5Z_FILTER_ALL == filter) { + if (H5O_msg_reset(H5O_PLINE_ID, pline) < 0) HGOTO_ERROR(H5E_PLINE, H5E_CANTFREE, FAIL, "can't release pipeline info") } /* end if */ /* Delete filter */ else { - size_t idx; /* Index of filter in pipeline */ - hbool_t found = FALSE; /* Indicate filter was found in pipeline */ + size_t idx; /* Index of filter in pipeline */ + hbool_t found = FALSE; /* Indicate filter was found in pipeline */ /* Locate the filter in the pipeline */ - for(idx = 0; idx < pline->nused; idx++) - if(pline->filter[idx].id == filter) { + for (idx = 0; idx < pline->nused; idx++) + if (pline->filter[idx].id == filter) { found = TRUE; break; } /* end if */ /* filter was not found in the pipeline */ - if(!found) - HGOTO_ERROR(H5E_PLINE, H5E_NOTFOUND, FAIL, "filter not in pipeline") + if (!found) + HGOTO_ERROR (H5E_PLINE, H5E_NOTFOUND, FAIL, "filter not in pipeline") /* Free information for deleted filter */ - if(pline->filter[idx].name && pline->filter[idx].name != pline->filter[idx]._name) - HDassert((HDstrlen(pline->filter[idx].name) + 1) > H5Z_COMMON_NAME_LEN); - if(pline->filter[idx].name != pline->filter[idx]._name) + if (pline->filter[idx].name && pline->filter[idx].name != pline->filter[idx]._name) + HDassert ((HDstrlen(pline->filter[idx].name) + 1) > H5Z_COMMON_NAME_LEN); + if (pline->filter[idx].name != pline->filter[idx]._name) pline->filter[idx].name = (char *)H5MM_xfree(pline->filter[idx].name); - if(pline->filter[idx].cd_values && pline->filter[idx].cd_values != pline->filter[idx]._cd_values) - HDassert(pline->filter[idx].cd_nelmts > H5Z_COMMON_CD_VALUES); - if(pline->filter[idx].cd_values != pline->filter[idx]._cd_values) + if (pline->filter[idx].cd_values && pline->filter[idx].cd_values != pline->filter[idx]._cd_values) + HDassert (pline->filter[idx].cd_nelmts > H5Z_COMMON_CD_VALUES); + if (pline->filter[idx].cd_values != pline->filter[idx]._cd_values) pline->filter[idx].cd_values = (unsigned *)H5MM_xfree(pline->filter[idx].cd_values); /* Remove filter from pipeline array */ - if((idx + 1) < pline->nused) { + if ((idx + 1) < pline->nused) { /* Copy filters down & fix up any client data value arrays using internal storage */ - for(; (idx + 1) < pline->nused; idx++) { + for (; (idx + 1) < pline->nused; idx++) { pline->filter[idx] = pline->filter[idx + 1]; - if(pline->filter[idx].name && (HDstrlen(pline->filter[idx].name) + 1) <= H5Z_COMMON_NAME_LEN) + if (pline->filter[idx].name && (HDstrlen(pline->filter[idx].name) + 1) <= H5Z_COMMON_NAME_LEN) pline->filter[idx].name = pline->filter[idx]._name; - if(pline->filter[idx].cd_nelmts <= H5Z_COMMON_CD_VALUES) + if (pline->filter[idx].cd_nelmts <= H5Z_COMMON_CD_VALUES) pline->filter[idx].cd_values = pline->filter[idx]._cd_values; } /* end for */ } /* end if */ @@ -1497,7 +1534,7 @@ H5Z_delete(H5O_pline_t *pline, H5Z_filter_t filter) pline->nused--; /* Reset information for previous last filter in pipeline */ - HDmemset(&pline->filter[pline->nused], 0, sizeof(H5Z_filter_info_t)); + HDmemset (&pline->filter[pline->nused], 0, sizeof(H5Z_filter_info_t)); } /* end else */ done: @@ -1510,6 +1547,9 @@ done: * * Purpose: Gets information about a pipeline data filter and stores it * in filter_config_flags. + * + * Return: zero on success + * negative on failure *------------------------------------------------------------------------- */ herr_t @@ -1521,8 +1561,8 @@ H5Zget_filter_info(H5Z_filter_t filter, unsigned int *filter_config_flags) H5TRACE2("e", "Zf*Iu", filter, filter_config_flags); /* Get the filter info */ - if(H5Z_get_filter_info(filter, filter_config_flags) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "Filter info not retrieved") + if (H5Z_get_filter_info(filter, filter_config_flags) < 0) + HGOTO_ERROR (H5E_PLINE, H5E_CANTGET, FAIL, "Filter info not retrieved") done: FUNC_LEAVE_API(ret_value) @@ -1534,6 +1574,9 @@ done: * * Purpose: Gets information about a pipeline data filter and stores it * in filter_config_flags. + * + * Return: zero on success + * negative on failure *------------------------------------------------------------------------- */ herr_t @@ -1545,16 +1588,16 @@ H5Z_get_filter_info(H5Z_filter_t filter, unsigned int *filter_config_flags) FUNC_ENTER_NOAPI(FAIL) /* Look up the filter class info */ - if(NULL == (fclass = H5Z_find(filter))) - HGOTO_ERROR(H5E_PLINE, H5E_BADVALUE, FAIL, "Filter not defined") + if (NULL == (fclass = H5Z_find(filter))) + HGOTO_ERROR (H5E_PLINE, H5E_BADVALUE, FAIL, "Filter not defined") /* Set the filter config flags for the application */ - if(filter_config_flags != NULL) { + if (filter_config_flags != NULL) { *filter_config_flags = 0; - if(fclass->encoder_present) + if (fclass->encoder_present) *filter_config_flags |= H5Z_FILTER_CONFIG_ENCODE_ENABLED; - if(fclass->decoder_present) + if (fclass->decoder_present) *filter_config_flags |= H5Z_FILTER_CONFIG_DECODE_ENABLED; } /* end if */ |