diff options
Diffstat (limited to 'src/H5Oint.c')
-rw-r--r-- | src/H5Oint.c | 512 |
1 files changed, 129 insertions, 383 deletions
diff --git a/src/H5Oint.c b/src/H5Oint.c index b543d1b..aa96cb4 100644 --- a/src/H5Oint.c +++ b/src/H5Oint.c @@ -42,7 +42,7 @@ #include "H5MMprivate.h" /* Memory management */ #endif /* H5O_ENABLE_BOGUS */ #include "H5Opkg.h" /* Object headers */ -#include "H5SMprivate.h" /* Shared object header messages */ +#include "H5VLprivate.h" /* Virtual Object Layer */ /****************/ @@ -664,28 +664,28 @@ done: /*------------------------------------------------------------------------- - * Function: H5O_open_name + * Function: H5O_open_name * - * Purpose: Opens an object within an HDF5 file. + * Purpose: Opens an object by name * - * Return: Success: An open object identifier - * Failure: Negative + * Return: Success: Pointer to object data + * Failure: NULL * * Programmer: Quincey Koziol * March 5 2007 * *------------------------------------------------------------------------- */ -hid_t -H5O_open_name(const H5G_loc_t *loc, const char *name, hbool_t app_ref) +void * +H5O_open_name(const H5G_loc_t *loc, const char *name, H5I_type_t *opened_type) { H5G_loc_t obj_loc; /* Location used to open group */ H5G_name_t obj_path; /* Opened object group hier. path */ H5O_loc_t obj_oloc; /* Opened object object location */ hbool_t loc_found = FALSE; /* Entry at 'name' found */ - hid_t ret_value = H5I_INVALID_HID; + void *ret_value = NULL; /* Return value */ - FUNC_ENTER_NOAPI(H5I_INVALID_HID) + FUNC_ENTER_NOAPI(NULL) /* Check args */ HDassert(loc); @@ -698,85 +698,46 @@ H5O_open_name(const H5G_loc_t *loc, const char *name, hbool_t app_ref) /* Find the object's location */ if(H5G_loc_find(loc, name, &obj_loc/*out*/) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_NOTFOUND, H5I_INVALID_HID, "object not found") + HGOTO_ERROR(H5E_OHDR, H5E_NOTFOUND, NULL, "object not found") loc_found = TRUE; /* Open the object */ - if((ret_value = H5O__open_by_loc(&obj_loc, app_ref)) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTOPENOBJ, H5I_INVALID_HID, "unable to open object") + if(NULL == (ret_value = H5O_open_by_loc(&obj_loc, opened_type))) + HGOTO_ERROR(H5E_OHDR, H5E_CANTOPENOBJ, NULL, "unable to open object") done: - if(ret_value < 0 && loc_found) - if(H5G_loc_free(&obj_loc) < 0) - HDONE_ERROR(H5E_OHDR, H5E_CANTRELEASE, H5I_INVALID_HID, "can't free location") + if(NULL == ret_value) + if(loc_found && H5G_loc_free(&obj_loc) < 0) + HDONE_ERROR(H5E_OHDR, H5E_CANTRELEASE, NULL, "can't free location") FUNC_LEAVE_NOAPI(ret_value) } /* end H5O_open_name() */ /*------------------------------------------------------------------------- - * Function: H5O__open_name - * - * Purpose: Internal routine to open an object by name - * - * Note: This routine is needed so that there's a non-API routine - * that can set up VOL / SWMR info (which need a DXPL). - * - * Return: Success: Non-negative - * Failure: Negative - * - * Programmer: Quincey Koziol - * December 28, 2017 - * - *------------------------------------------------------------------------- - */ -hid_t -H5O__open_name(const H5G_loc_t *loc, const char *name) -{ - hid_t ret_value = H5I_INVALID_HID; /* Return value */ - - FUNC_ENTER_PACKAGE_VOL - - /* Check arguments */ - HDassert(loc); - HDassert(name); - - /* Open the object */ - if((ret_value = H5O_open_name(loc, name, TRUE)) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTOPENOBJ, H5I_INVALID_HID, "unable to open object") - -done: - FUNC_LEAVE_NOAPI_VOL(ret_value) -} /* end H5O__open_name() */ - - -/*------------------------------------------------------------------------- - * Function: H5O__open_by_idx + * Function: H5O_open_by_idx * * Purpose: Internal routine to open an object by index within group * - * Note: This routine is needed so that there's a non-API routine - * that can set up VOL / SWMR info (which need a DXPL). - * - * Return: Success: Non-negative - * Failure: Negative + * Return: Success: Pointer to object data + * Failure: NULL * * Programmer: Quincey Koziol * December 28, 2017 * *------------------------------------------------------------------------- */ -hid_t -H5O__open_by_idx(const H5G_loc_t *loc, const char *name, H5_index_t idx_type, - H5_iter_order_t order, hsize_t n) +void * +H5O_open_by_idx(const H5G_loc_t *loc, const char *name, H5_index_t idx_type, + H5_iter_order_t order, hsize_t n, H5I_type_t *opened_type) { H5G_loc_t obj_loc; /* Location used to open group */ H5G_name_t obj_path; /* Opened object group hier. path */ H5O_loc_t obj_oloc; /* Opened object object location */ hbool_t loc_found = FALSE; /* Entry at 'name' found */ - hid_t ret_value = H5I_INVALID_HID; /* Return value */ + void *ret_value = NULL; /* Return value */ - FUNC_ENTER_PACKAGE_VOL + FUNC_ENTER_NOAPI(NULL) /* Check arguments */ HDassert(loc); @@ -788,48 +749,45 @@ H5O__open_by_idx(const H5G_loc_t *loc, const char *name, H5_index_t idx_type, /* Find the object's location, according to the order in the index */ if(H5G_loc_find_by_idx(loc, name, idx_type, order, n, &obj_loc/*out*/) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_NOTFOUND, H5I_INVALID_HID, "group not found") + HGOTO_ERROR(H5E_OHDR, H5E_NOTFOUND, NULL, "group not found") loc_found = TRUE; /* Open the object */ - if((ret_value = H5O__open_by_loc(&obj_loc, TRUE)) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTOPENOBJ, H5I_INVALID_HID, "unable to open object") + if(NULL == (ret_value = H5O_open_by_loc(&obj_loc, opened_type))) + HGOTO_ERROR(H5E_OHDR, H5E_CANTOPENOBJ, NULL, "unable to open object") done: /* Release the object location if we failed after copying it */ - if(ret_value < 0 && loc_found) - if(H5G_loc_free(&obj_loc) < 0) - HDONE_ERROR(H5E_OHDR, H5E_CANTRELEASE, H5I_INVALID_HID, "can't free location") + if(NULL == ret_value) + if(loc_found && H5G_loc_free(&obj_loc) < 0) + HDONE_ERROR(H5E_OHDR, H5E_CANTRELEASE, NULL, "can't free location") - FUNC_LEAVE_NOAPI_VOL(ret_value) -} /* end H5O__open_by_idx() */ + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5O_open_by_idx() */ /*------------------------------------------------------------------------- - * Function: H5O__open_by_addr + * Function: H5O_open_by_addr * * Purpose: Internal routine to open an object by its address * - * Note: This routine is needed so that there's a non-API routine - * that can set up VOL / SWMR info (which need a DXPL). - * - * Return: Success: Non-negative - * Failure: Negative + * Return: Success: Pointer to object data + * Failure: NULL * * Programmer: Quincey Koziol * December 28, 2017 * *------------------------------------------------------------------------- */ -hid_t -H5O__open_by_addr(const H5G_loc_t *loc, haddr_t addr) +void * +H5O_open_by_addr(const H5G_loc_t *loc, haddr_t addr, H5I_type_t *opened_type) { H5G_loc_t obj_loc; /* Location used to open group */ H5G_name_t obj_path; /* Opened object group hier. path */ H5O_loc_t obj_oloc; /* Opened object object location */ - hid_t ret_value = H5I_INVALID_HID; /* Return value */ + void *ret_value = NULL; /* Return value */ - FUNC_ENTER_PACKAGE_VOL + FUNC_ENTER_NOAPI(NULL) /* Check arguments */ HDassert(loc); @@ -843,87 +801,49 @@ H5O__open_by_addr(const H5G_loc_t *loc, haddr_t addr) H5G_name_reset(obj_loc.path); /* objects opened through this routine don't have a path name */ /* Open the object */ - if((ret_value = H5O__open_by_loc(&obj_loc, TRUE)) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTOPENOBJ, H5I_INVALID_HID, "unable to open object") + if(NULL == (ret_value = H5O_open_by_loc(&obj_loc, opened_type))) + HGOTO_ERROR(H5E_OHDR, H5E_CANTOPENOBJ, NULL, "unable to open object") done: - FUNC_LEAVE_NOAPI_VOL(ret_value) -} /* end H5O__open_by_addr() */ + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5O_open_by_addr() */ /*------------------------------------------------------------------------- - * Function: H5O__open_by_loc + * Function: H5O_open_by_loc * - * Purpose: Opens an object and returns an ID given its group loction. + * Purpose: Opens an object * - * Return: Success: Open object identifier - * Failure: Negative + * Return: Success: Pointer to object data + * Failure: NULL * * Programmer: James Laird * July 25 2006 * *------------------------------------------------------------------------- */ -hid_t -H5O__open_by_loc(const H5G_loc_t *obj_loc, hbool_t app_ref) +void * +H5O_open_by_loc(const H5G_loc_t *obj_loc, H5I_type_t *opened_type) { const H5O_obj_class_t *obj_class; /* Class of object for location */ - hid_t ret_value = H5I_INVALID_HID; /* Return value */ + void *ret_value = NULL; /* Return value */ - FUNC_ENTER_PACKAGE + FUNC_ENTER_NOAPI(NULL) HDassert(obj_loc); /* Get the object class for this location */ if(NULL == (obj_class = H5O__obj_class(obj_loc->oloc))) - HGOTO_ERROR(H5E_OHDR, H5E_CANTGET, H5I_INVALID_HID, "unable to determine object class") + HGOTO_ERROR(H5E_OHDR, H5E_CANTGET, NULL, "unable to determine object class") /* Call the object class's 'open' routine */ HDassert(obj_class->open); - if((ret_value = obj_class->open(obj_loc, app_ref)) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTOPENOBJ, H5I_INVALID_HID, "unable to open object") + if(NULL == (ret_value = obj_class->open(obj_loc, opened_type))) + HGOTO_ERROR(H5E_OHDR, H5E_CANTOPENOBJ, NULL, "unable to open object") done: FUNC_LEAVE_NOAPI(ret_value) -} /* end H5O__open_by_loc() */ - - -/*------------------------------------------------------------------------- - * Function: H5O__create_link - * - * Purpose: Internal routine to create a link from a group to an object - * - * Note: This routine is needed so that there's a non-API routine - * that can set up VOL / SWMR info (which need a DXPL). - * - * Return: Success: Non-negative - * Failure: Negative - * - * Programmer: Quincey Koziol - * December 28, 2017 - * - *------------------------------------------------------------------------- - */ -herr_t -H5O__create_link(const H5G_loc_t *new_loc, const char *new_name, - H5G_loc_t *obj_loc, hid_t lcpl_id) -{ - herr_t ret_value = SUCCEED; /* Return value */ - - FUNC_ENTER_PACKAGE_VOL - - /* Check arguments */ - HDassert(new_loc); - HDassert(new_name && *new_name); - HDassert(obj_loc); - - /* Link to the object */ - if(H5L_link(new_loc, new_name, obj_loc, lcpl_id) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTCREATE, FAIL, "unable to create link") - -done: - FUNC_LEAVE_NOAPI_VOL(ret_value) -} /* end H5O__create_link() */ +} /* end H5O_open_by_loc() */ /*------------------------------------------------------------------------- @@ -964,11 +884,10 @@ H5O_close(H5O_loc_t *loc, hbool_t *file_closed /*out*/) #ifdef H5O_DEBUG if(H5DEBUG(O)) { - if(H5F_FILE_ID(loc->file)< 0 && 1 == H5F_NREFS(loc->file)) - HDfprintf(H5DEBUG(O), "< %a auto %lu remaining\n", - loc->addr, (unsigned long)H5F_NOPEN_OBJS(loc->file)); - else - HDfprintf(H5DEBUG(O), "< %a\n", loc->addr); + if(FALSE == H5F_ID_EXISTS(loc->file) && 1 == H5F_NREFS(loc->file)) + HDfprintf(H5DEBUG(O), "< %a auto %lu remaining\n", loc->addr, (unsigned long)H5F_NOPEN_OBJS(loc->file)); + else + HDfprintf(H5DEBUG(O), "< %a\n", loc->addr); } #endif @@ -991,14 +910,14 @@ done: /*------------------------------------------------------------------------- - * Function: H5O__link_oh + * Function: H5O__link_oh * - * Purpose: Adjust the link count for an open object header by adding - * ADJUST to the link count. + * Purpose: Adjust the link count for an open object header by adding + * ADJUST to the link count. * - * Return: Success: New link count + * Return: Success: New link count * - * Failure: Negative + * Failure: -1 * * Programmer: Robb Matzke * matzke@llnl.gov @@ -1024,14 +943,14 @@ H5O__link_oh(H5F_t *f, int adjust, H5O_t *oh, hbool_t *deleted) if(adjust < 0) { /* Check for too large of an adjustment */ if((unsigned)(-adjust) > oh->nlink) - HGOTO_ERROR(H5E_OHDR, H5E_LINKCOUNT, FAIL, "link count would be negative") + HGOTO_ERROR(H5E_OHDR, H5E_LINKCOUNT, (-1), "link count would be negative") /* Adjust the link count for the object header */ oh->nlink = (unsigned)((int)oh->nlink + adjust); /* Mark object header as dirty in cache */ if(H5AC_mark_entry_dirty(oh) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTMARKDIRTY, FAIL, "unable to mark object header as dirty") + HGOTO_ERROR(H5E_OHDR, H5E_CANTMARKDIRTY, (-1), "unable to mark object header as dirty") /* Check if the object should be deleted */ if(oh->nlink == 0) { @@ -1039,7 +958,7 @@ H5O__link_oh(H5F_t *f, int adjust, H5O_t *oh, hbool_t *deleted) if(H5FO_opened(f, addr) != NULL) { /* Flag the object to be deleted when it's closed */ if(H5FO_mark(f, addr, TRUE) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTDELETE, FAIL, "can't mark object for deletion") + HGOTO_ERROR(H5E_OHDR, H5E_CANTDELETE, (-1), "can't mark object for deletion") } /* end if */ else { /* Mark the object header for deletion */ @@ -1054,7 +973,7 @@ H5O__link_oh(H5F_t *f, int adjust, H5O_t *oh, hbool_t *deleted) if(H5FO_marked(f, addr)) { /* Remove "delete me" flag on the object */ if(H5FO_mark(f, addr, FALSE) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTDELETE, FAIL, "can't mark object for deletion") + HGOTO_ERROR(H5E_OHDR, H5E_CANTDELETE, (-1), "can't mark object for deletion") } /* end if */ } /* end if */ @@ -1063,7 +982,7 @@ H5O__link_oh(H5F_t *f, int adjust, H5O_t *oh, hbool_t *deleted) /* Mark object header as dirty in cache */ if(H5AC_mark_entry_dirty(oh) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTMARKDIRTY, FAIL, "unable to mark object header as dirty") + HGOTO_ERROR(H5E_OHDR, H5E_CANTMARKDIRTY, (-1), "unable to mark object header as dirty") } /* end if */ /* Check for operations on refcount message */ @@ -1073,7 +992,7 @@ H5O__link_oh(H5F_t *f, int adjust, H5O_t *oh, hbool_t *deleted) /* Check for removing refcount message */ if(oh->nlink <= 1) { if(H5O__msg_remove_real(f, oh, H5O_MSG_REFCOUNT, H5O_ALL, NULL, NULL, TRUE) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTDELETE, FAIL, "unable to delete refcount message") + HGOTO_ERROR(H5E_OHDR, H5E_CANTDELETE, (-1), "unable to delete refcount message") oh->has_refcount_msg = FALSE; } /* end if */ /* Update refcount message with new link count */ @@ -1081,7 +1000,7 @@ H5O__link_oh(H5F_t *f, int adjust, H5O_t *oh, hbool_t *deleted) H5O_refcount_t refcount = oh->nlink; if(H5O__msg_write_real(f, oh, H5O_MSG_REFCOUNT, H5O_MSG_FLAG_DONTSHARE, 0, &refcount) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTUPDATE, FAIL, "unable to update refcount message") + HGOTO_ERROR(H5E_OHDR, H5E_CANTUPDATE, (-1), "unable to update refcount message") } /* end else */ } /* end if */ else { @@ -1090,7 +1009,7 @@ H5O__link_oh(H5F_t *f, int adjust, H5O_t *oh, hbool_t *deleted) H5O_refcount_t refcount = oh->nlink; if(H5O__msg_append_real(f, oh, H5O_MSG_REFCOUNT, H5O_MSG_FLAG_DONTSHARE, 0, &refcount) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTINSERT, FAIL, "unable to create new refcount message") + HGOTO_ERROR(H5E_OHDR, H5E_CANTINSERT, (-1), "unable to create new refcount message") oh->has_refcount_msg = TRUE; } /* end if */ } /* end else */ @@ -1154,41 +1073,6 @@ done: /*------------------------------------------------------------------------- - * Function: H5O__link - * - * Purpose: Internal routine to change the refcount for an object - * - * Note: This routine is needed so that there's a non-API routine - * that can set up VOL / SWMR info (which need a DXPL). - * - * Return: Success: Non-negative - * Failure: Negative - * - * Programmer: Quincey Koziol - * December 28, 2017 - * - *------------------------------------------------------------------------- - */ -herr_t -H5O__link(const H5O_loc_t *oloc, int adjust) -{ - herr_t ret_value = SUCCEED; /* Return value */ - - FUNC_ENTER_PACKAGE_VOL - - /* Check arguments */ - HDassert(oloc); - - /* Change the object's refcount */ - if(H5O_link(oloc, adjust) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_LINKCOUNT, FAIL, "modifying object link count failed") - -done: - FUNC_LEAVE_NOAPI_VOL(ret_value) -} /* end H5O__link() */ - - -/*------------------------------------------------------------------------- * Function: H5O_protect * * Purpose: Wrapper around H5AC_protect for use during a H5O_protect-> @@ -1326,7 +1210,7 @@ H5O_protect(const H5O_loc_t *loc, unsigned prot_flags, hbool_t pin_all_chunks) } /* end if */ #ifdef H5O_DEBUG -H5O_assert(oh); +H5O__assert(oh); #endif /* H5O_DEBUG */ /* Pin the other chunks also when requested, so that the object header @@ -1590,8 +1474,9 @@ H5O_touch_oh(H5F_t *f, H5O_t *oh, hbool_t force) chk_dirtied = TRUE; } /* end if */ else { - /* XXX: For now, update access time & change fields in the object header */ - /* (will need to add some code to update modification time appropriately) */ + /* XXX: For now, update access time & change fields in the object header + * (will need to add some code to update modification time appropriately) + */ oh->atime = oh->ctime = now; /* Mark object header as dirty in cache */ @@ -1691,25 +1576,25 @@ H5O_bogus_oh(H5F_t *f, H5O_t *oh, unsigned bogus_id, unsigned mesg_flags) H5O_bogus_t *bogus; /* Pointer to the bogus information */ /* Allocate the native message in memory */ - if(NULL == (bogus = H5MM_malloc(sizeof(H5O_bogus_t)))) - HGOTO_ERROR(H5E_OHDR, H5E_CANTINIT, FAIL, "memory allocation failed for 'bogus' message") + if(NULL == (bogus = H5MM_malloc(sizeof(H5O_bogus_t)))) + HGOTO_ERROR(H5E_OHDR, H5E_CANTINIT, FAIL, "memory allocation failed for 'bogus' message") /* Update the native value */ bogus->u = H5O_BOGUS_VALUE; - if(bogus_id == H5O_BOGUS_VALID_ID) - type = H5O_MSG_BOGUS_VALID; - else if(bogus_id == H5O_BOGUS_INVALID_ID) - type = H5O_MSG_BOGUS_INVALID; - else - HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "invalid ID for 'bogus' message") + if(bogus_id == H5O_BOGUS_VALID_ID) + type = H5O_MSG_BOGUS_VALID; + else if(bogus_id == H5O_BOGUS_INVALID_ID) + type = H5O_MSG_BOGUS_INVALID; + else + HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "invalid ID for 'bogus' message") /* Allocate space in the object header for bogus message */ - if(H5O__msg_alloc(f, oh, type, &mesg_flags, bogus, &idx) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTINIT, FAIL, "unable to allocate space for 'bogus' message") + if(H5O__msg_alloc(f, oh, type, &mesg_flags, bogus, &idx) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTINIT, FAIL, "unable to allocate space for 'bogus' message") /* Point to "bogus" information (take it over) */ - oh->mesg[idx].native = bogus; + oh->mesg[idx].native = bogus; /* Set the appropriate flags for the message */ oh->mesg[idx].flags = mesg_flags; @@ -1899,23 +1784,23 @@ H5O__obj_type_real(const H5O_t *oh, H5O_type_t *obj_type) /* Set type to "unknown" */ *obj_type = H5O_TYPE_UNKNOWN; - } /* end if */ + } else { /* Set object type */ *obj_type = obj_class->type; - } /* end else */ + } FUNC_LEAVE_NOAPI(SUCCEED) } /* end H5O__obj_type_real() */ /*------------------------------------------------------------------------- - * Function: H5O__obj_class + * Function: H5O__obj_class * - * Purpose: Returns the class of object pointed to by `loc'. + * Purpose: Returns the class of object pointed to by 'loc'. * - * Return: Success: An object class - * Failure: NULL + * Return: Success: An object class + * Failure: NULL * * Programmer: Quincey Koziol * Monday, November 6, 2006 @@ -1928,7 +1813,7 @@ H5O__obj_class(const H5O_loc_t *loc) H5O_t *oh = NULL; /* Object header for location */ const H5O_obj_class_t *ret_value = NULL; /* Return value */ - FUNC_ENTER_STATIC_TAG(loc->addr) + FUNC_ENTER_PACKAGE_TAG(loc->addr) /* Load the object header */ if(NULL == (oh = H5O_protect(loc, H5AC__READ_ONLY_FLAG, FALSE))) @@ -1940,7 +1825,7 @@ H5O__obj_class(const H5O_loc_t *loc) done: if(oh && H5O_unprotect(loc, oh, H5AC__NO_FLAGS_SET) < 0) - HDONE_ERROR(H5E_OHDR, H5E_CANTUNPROTECT, NULL, "unable to release object header") + HDONE_ERROR(H5E_OHDR, H5E_CANTUNPROTECT, NULL, "unable to release object header") FUNC_LEAVE_NOAPI_TAG(ret_value) } /* end H5O__obj_class() */ @@ -1979,7 +1864,7 @@ H5O__obj_class_real(const H5O_t *oh) HGOTO_ERROR(H5E_OHDR, H5E_CANTINIT, NULL, "unable to determine object type") else if(isa) HGOTO_DONE(H5O_obj_class_g[i - 1]) - } /* end for */ + } if(0 == i) HGOTO_ERROR(H5E_OHDR, H5E_CANTINIT, NULL, "unable to determine object type") @@ -2032,6 +1917,7 @@ H5O_get_loc(hid_t object_id) case H5I_ATTR: case H5I_REFERENCE: case H5I_VFL: + case H5I_VOL: case H5I_GENPROP_CLS: case H5I_GENPROP_LST: case H5I_ERROR_CLASS: @@ -2201,42 +2087,6 @@ done: /*------------------------------------------------------------------------- - * Function: H5O__exists_by_name - * - * Purpose: Internal routine to check if an object exists - * - * Note: This routine is needed so that there's a non-API routine - * that can set up VOL / SWMR info (which need a DXPL). - * - * Return: Success: Non-negative - * Failure: Negative - * - * Programmer: Quincey Koziol - * December 28, 2017 - * - *------------------------------------------------------------------------- - */ -htri_t -H5O__exists_by_name(const H5G_loc_t *loc, const char *name) -{ - htri_t ret_value = FAIL; /* Return value */ - - FUNC_ENTER_PACKAGE_VOL - - /* Check arguments */ - HDassert(loc); - HDassert(name && *name); - - /* Check if the object exists */ - if((ret_value = H5G_loc_exists(loc, name)) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTGET, FAIL, "unable to determine if '%s' exists", name) - -done: - FUNC_LEAVE_NOAPI_VOL(ret_value) -} /* end H5O__exists_by_name() */ - - -/*------------------------------------------------------------------------- * Function: H5O_get_hdr_info * * Purpose: Retrieve the object header information for an object @@ -2413,7 +2263,7 @@ H5O_get_info(const H5O_loc_t *loc, H5O_info_t *oinfo, unsigned fields) /* Set the object's reference count */ oinfo->rc = oh->nlink; - } + } /* end if */ /* Get time information, if requested */ if(fields & H5O_INFO_TIME) { @@ -2465,7 +2315,7 @@ H5O_get_info(const H5O_loc_t *loc, H5O_info_t *oinfo, unsigned fields) /* Retrieve # of attributes */ if(fields & H5O_INFO_NUM_ATTRS) - if(H5O_attr_count_real(loc->file, oh, &oinfo->num_attrs) < 0) + if(H5O__attr_count_real(loc->file, oh, &oinfo->num_attrs) < 0) HGOTO_ERROR(H5E_OHDR, H5E_CANTGET, FAIL, "can't retrieve attribute count") /* Get B-tree & heap metadata storage size, if requested */ @@ -2492,52 +2342,11 @@ done: /*------------------------------------------------------------------------- - * Function: H5O__get_info_by_name - * - * Purpose: Internal routine to retrieve an object's info - * - * Note: This routine is needed so that there's a non-API routine - * that can set up VOL / SWMR info (which need a DXPL). - * - * Note: Add a parameter "fields" to indicate selection of object info. - * - * Return: Success: Non-negative - * Failure: Negative - * - * Programmer: Quincey Koziol - * December 28, 2017 - * - *------------------------------------------------------------------------- - */ -herr_t -H5O__get_info_by_name(const H5G_loc_t *loc, const char *name, H5O_info_t *oinfo, unsigned fields) -{ - herr_t ret_value = SUCCEED; /* Return value */ - - FUNC_ENTER_PACKAGE_VOL - - /* Check arguments */ - HDassert(loc); - HDassert(name && *name); - HDassert(oinfo); - - /* Retrieve the object's information */ - if(H5G_loc_info(loc, name, oinfo/*out*/, fields) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTGET, FAIL, "can't retrieve object info") - -done: - FUNC_LEAVE_NOAPI_VOL(ret_value) -} /* end H5O__get_info_by_name() */ - - -/*------------------------------------------------------------------------- * Function: H5O__get_info_by_idx * * Purpose: Internal routine to retrieve an object's info according to * an index within a group. * - * Note: This routine is needed so that there's a non-API routine - * that can set up VOL / SWMR info (which need a DXPL). * * Note: Add a parameter "fields" to indicate selection of object info. * @@ -2559,7 +2368,7 @@ H5O__get_info_by_idx(const H5G_loc_t *loc, const char *group_name, H5_index_t id hbool_t loc_found = FALSE; /* Entry at 'name' found */ herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_PACKAGE_VOL + FUNC_ENTER_PACKAGE /* Check arguments */ HDassert(loc); @@ -2585,85 +2394,11 @@ done: if(loc_found && H5G_loc_free(&obj_loc) < 0) HDONE_ERROR(H5E_OHDR, H5E_CANTRELEASE, FAIL, "can't free location") - FUNC_LEAVE_NOAPI_VOL(ret_value) + FUNC_LEAVE_NOAPI(ret_value) } /* end H5O__get_info_by_idx() */ /*------------------------------------------------------------------------- - * Function: H5O__set_comment_by_name - * - * Purpose: Internal routine to set an object's "comment" - * - * Note: This routine is needed so that there's a non-API routine - * that can set up VOL / SWMR info (which need a DXPL). - * - * Return: Success: Non-negative - * Failure: Negative - * - * Programmer: Quincey Koziol - * December 28, 2017 - * - *------------------------------------------------------------------------- - */ -herr_t -H5O__set_comment_by_name(const H5G_loc_t *loc, const char *name, - const char *comment) -{ - herr_t ret_value = SUCCEED; /* Return value */ - - FUNC_ENTER_PACKAGE_VOL - - /* Check arguments */ - HDassert(loc); - HDassert(name && *name); - - /* (Re)set the object's comment */ - if(H5G_loc_set_comment(loc, name, comment) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTSET, FAIL, "can't set comment for object") - -done: - FUNC_LEAVE_NOAPI_VOL(ret_value) -} /* end H5O__set_comment_by_name() */ - - -/*------------------------------------------------------------------------- - * Function: H5O__get_comment_by_name - * - * Purpose: Internal routine to retrieve an object's "comment" - * - * Note: This routine is needed so that there's a non-API routine - * that can set up VOL / SWMR info (which need a DXPL). - * - * Return: Success: Non-negative - * Failure: Negative - * - * Programmer: Quincey Koziol - * December 28, 2017 - * - *------------------------------------------------------------------------- - */ -ssize_t -H5O__get_comment_by_name(const H5G_loc_t *loc, const char *name, - char *comment, size_t bufsize) -{ - ssize_t ret_value = FAIL; /* Return value */ - - FUNC_ENTER_PACKAGE_VOL - - /* Check arguments */ - HDassert(loc); - HDassert(name && *name); - - /* Retrieve the object's comment */ - if((ret_value = H5G_loc_get_comment(loc, name, comment/*out*/, bufsize)) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTGET, FAIL, "can't get comment for object") - -done: - FUNC_LEAVE_NOAPI_VOL(ret_value) -} /* end H5O__get_comment_by_name() */ - - -/*------------------------------------------------------------------------- * Function: H5O_get_create_plist * * Purpose: Retrieve the object creation properties for an object @@ -3053,7 +2788,7 @@ done: /*------------------------------------------------------------------------- - * Function: H5O__visit + * Function: H5O__visit * * Purpose: Recursively visit an object and all the objects reachable * from it. If the starting object is a group, all the objects @@ -3074,12 +2809,12 @@ done: * Note: Add a parameter "fields" to indicate selection of object info. * * Return: Success: The return value of the first operator that - * returns non-zero, or zero if all members were - * processed with no operator returning non-zero. + * returns non-zero, or zero if all members were + * processed with no operator returning non-zero. * * Failure: Negative if something goes wrong within the - * library, or the negative value returned by one - * of the operators. + * library, or the negative value returned by one + * of the operators. * * Programmer: Quincey Koziol * November 24 2007 @@ -3087,27 +2822,27 @@ done: *------------------------------------------------------------------------- */ herr_t -H5O__visit(hid_t loc_id, const char *obj_name, H5_index_t idx_type, +H5O__visit(H5G_loc_t *loc, const char *obj_name, H5_index_t idx_type, H5_iter_order_t order, H5O_iterate_t op, void *op_data, unsigned fields) { H5O_iter_visit_ud_t udata; /* User data for callback */ - H5G_loc_t loc; /* Location of reference object */ H5G_loc_t obj_loc; /* Location used to open object */ H5G_name_t obj_path; /* Opened object group hier. path */ H5O_loc_t obj_oloc; /* Opened object object location */ hbool_t loc_found = FALSE; /* Entry at 'name' found */ H5O_info_t oinfo; /* Object info struct */ - hid_t obj_id = (-1); /* ID of object */ + void *obj = NULL; /* Object */ + H5I_type_t opened_type; /* ID type of object */ + hid_t obj_id = H5I_INVALID_HID; /* ID of object */ herr_t ret_value = FAIL; /* Return value */ - FUNC_ENTER_PACKAGE_VOL + FUNC_ENTER_PACKAGE /* Portably initialize user data struct to zeros */ HDmemset(&udata, 0, sizeof(udata)); /* Check args */ - if(H5G_loc(loc_id, &loc) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a location") + HDassert(loc); /* Set up opened group location to fill in */ obj_loc.oloc = &obj_oloc; @@ -3115,7 +2850,7 @@ H5O__visit(hid_t loc_id, const char *obj_name, H5_index_t idx_type, H5G_loc_reset(&obj_loc); /* Find the object's location */ - if(H5G_loc_find(&loc, obj_name, &obj_loc/*out*/) < 0) + if(H5G_loc_find(loc, obj_name, &obj_loc/*out*/) < 0) HGOTO_ERROR(H5E_OHDR, H5E_NOTFOUND, FAIL, "object not found") loc_found = TRUE; @@ -3125,9 +2860,13 @@ H5O__visit(hid_t loc_id, const char *obj_name, H5_index_t idx_type, /* Open the object */ /* (Takes ownership of the obj_loc information) */ - if((obj_id = H5O__open_by_loc(&obj_loc, TRUE)) < 0) + if(NULL == (obj = H5O_open_by_loc(&obj_loc, &opened_type))) HGOTO_ERROR(H5E_OHDR, H5E_CANTOPENOBJ, FAIL, "unable to open object") + /* Get an ID for the visited object */ + if((obj_id = H5VL_wrap_register(opened_type, obj, TRUE)) < 0) + HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to register visited object") + /* Make callback for starting object */ if((ret_value = op(obj_id, ".", &oinfo, op_data)) < 0) HGOTO_ERROR(H5E_OHDR, H5E_BADITER, FAIL, "can't visit objects") @@ -3139,6 +2878,7 @@ H5O__visit(hid_t loc_id, const char *obj_name, H5_index_t idx_type, /* Check for object being a group */ if(oinfo.type == H5O_TYPE_GROUP) { H5G_loc_t start_loc; /* Location of starting group */ + H5G_loc_t vis_loc; /* Location of visited group */ /* Get the location of the starting group */ if(H5G_loc(obj_id, &start_loc) < 0) @@ -3171,24 +2911,30 @@ H5O__visit(hid_t loc_id, const char *obj_name, H5_index_t idx_type, /* Add to list of visited objects */ if(H5SL_insert(udata.visited, obj_pos, obj_pos) < 0) HGOTO_ERROR(H5E_OHDR, H5E_CANTINSERT, FAIL, "can't insert object node into visited list") - } /* end if */ + } + + /* Get the location of the visited group */ + if(H5G_loc(obj_id, &vis_loc) < 0) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a location") /* Call internal group visitation routine */ - if((ret_value = H5G_visit(obj_id, ".", idx_type, order, H5O__visit_cb, &udata)) < 0) + if((ret_value = H5G_visit(&vis_loc, ".", idx_type, order, H5O__visit_cb, &udata)) < 0) HGOTO_ERROR(H5E_OHDR, H5E_BADITER, FAIL, "object visitation failed") } /* end if */ done: - if(obj_id > 0) { +/* XXX (VOL MERGE): Probably also want to consider closing obj here on failures */ + if(obj_id != H5I_INVALID_HID) { if(H5I_dec_app_ref(obj_id) < 0) HDONE_ERROR(H5E_OHDR, H5E_CANTRELEASE, FAIL, "unable to close object") - } /* end if */ + } else if(loc_found && H5G_loc_free(&obj_loc) < 0) HDONE_ERROR(H5E_OHDR, H5E_CANTRELEASE, FAIL, "can't free location") + if(udata.visited) H5SL_destroy(udata.visited, H5O__free_visit_visited, NULL); - FUNC_LEAVE_NOAPI_VOL(ret_value) + FUNC_LEAVE_NOAPI(ret_value) } /* end H5O__visit() */ |