diff options
Diffstat (limited to 'src/H5F.c')
| -rw-r--r-- | src/H5F.c | 31 |
1 files changed, 28 insertions, 3 deletions
@@ -213,6 +213,7 @@ H5F_init_interface(void) H5F_close_degree_t close_degree = H5F_CLOSE_DEGREE_DEF; hsize_t family_offset = H5F_ACS_FAMILY_OFFSET_DEF; hsize_t family_newsize = H5F_ACS_FAMILY_NEWSIZE_DEF; + hbool_t family_to_sec2 = H5F_ACS_FAMILY_TO_SEC2_DEF; H5FD_mem_t mem_type = H5F_ACS_MULTI_TYPE_DEF; /* File mount property class variable. @@ -366,7 +367,11 @@ H5F_init_interface(void) /* Register the private property of new family file size. It's used by h5repart only. */ if(H5P_register(acs_pclass,H5F_ACS_FAMILY_NEWSIZE_NAME,H5F_ACS_FAMILY_NEWSIZE_SIZE, &family_newsize,NULL,NULL,NULL,NULL,NULL,NULL,NULL)<0) HGOTO_ERROR(H5E_PLIST, H5E_CANTINSERT, FAIL, "can't insert property into class") - + + /* Register the private property of whether convert family to sec2 driver. It's used by h5repart only. */ + if(H5P_register(acs_pclass,H5F_ACS_FAMILY_TO_SEC2_NAME,H5F_ACS_FAMILY_TO_SEC2_SIZE, &family_to_sec2,NULL,NULL,NULL,NULL,NULL,NULL,NULL)<0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTINSERT, FAIL, "can't insert property into class") + /* Register the data type of multi driver info */ if(H5P_register(acs_pclass,H5F_ACS_MULTI_TYPE_NAME,H5F_ACS_MULTI_TYPE_SIZE, &mem_type,NULL,NULL,NULL,NULL,NULL,NULL,NULL)<0) HGOTO_ERROR(H5E_PLIST, H5E_CANTINSERT, FAIL, "can't insert property into class") @@ -1789,6 +1794,7 @@ H5F_open(const char *name, unsigned flags, hid_t fcpl_id, hid_t fapl_id, hid_t d hbool_t driver_has_cmp; /*`cmp' callback defined? */ H5P_genplist_t *a_plist; /*file access property list */ H5F_close_degree_t fc_degree; /*file close degree */ + hbool_t fam_sec2=FALSE; /*change family to sec2 driver? */ H5F_t *ret_value; /*actual return value */ FUNC_ENTER_NOAPI(H5F_open, NULL) @@ -1907,6 +1913,20 @@ H5F_open(const char *name, unsigned flags, hid_t fcpl_id, hid_t fapl_id, hid_t d file->intent = flags; file->name = H5MM_xstrdup(name); + if(NULL == (a_plist = H5I_object(fapl_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, NULL, "not file access property list") + + /* This step is for h5repart tool only. If user wants to change file driver from + * family to sec2 while using h5repart, this private property should be set so that + * in the later step, the library can ignore the family driver information saved + * in the superblock. + */ + if(H5P_exist_plist(a_plist, H5F_ACS_FAMILY_TO_SEC2_NAME) > 0) + if(H5P_get(a_plist, H5F_ACS_FAMILY_TO_SEC2_NAME, &fam_sec2) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, NULL, "can't get property of changing family to sec2") + + file->shared->fam_to_sec2 = fam_sec2; + /* * Read or write the file superblock, depending on whether the file is * empty or not. @@ -2047,8 +2067,6 @@ H5F_open(const char *name, unsigned flags, hid_t fcpl_id, hid_t fapl_id, hid_t d * second time or later, verify the access property list value matches * the degree in shared file structure. */ - if(NULL == (a_plist = H5I_object(fapl_id))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, NULL, "not file access property list") if(H5P_get(a_plist, H5F_CLOSE_DEGREE_NAME, &fc_degree) < 0) HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, NULL, "can't get file close degree") @@ -2583,6 +2601,13 @@ H5F_read_superblock(H5F_t *f, hid_t dxpl_id, H5G_entry_t *root_ent, haddr_t addr /* Set the super block checksum */ shared->super_chksum = chksum; + /* This step is for h5repart tool only. If user wants to change file driver from + * family to sec2 while using h5repart, set the driver address to undefined to let + * the library ignore the family driver information saved in the superblock. + */ + if(shared->fam_to_sec2) + shared->driver_addr = HADDR_UNDEF; + /* Decode the optional driver information block */ if (H5F_addr_defined(shared->driver_addr)) { haddr_t drv_addr = shared->base_addr + shared->driver_addr; |