diff options
Diffstat (limited to 'src/H5Gloc.c')
| -rw-r--r-- | src/H5Gloc.c | 187 |
1 files changed, 176 insertions, 11 deletions
diff --git a/src/H5Gloc.c b/src/H5Gloc.c index 40d56c6..4d89abb 100644 --- a/src/H5Gloc.c +++ b/src/H5Gloc.c @@ -73,15 +73,24 @@ typedef struct { H5G_loc_t *loc; /* Group location to set */ } H5G_loc_fbi_t; -/* User data for getting an object's info in a group */ +/* User data for getting an object's data model info in a group */ typedef struct { /* downward */ - unsigned fields; /* which fields in H5O_info_t struct to fill in */ + unsigned fields; /* which fields in H5O_info2_t struct to fill in */ /* upward */ - H5O_info_t *oinfo; /* Object information to retrieve */ + H5O_info2_t *oinfo; /* Object information to retrieve */ } H5G_loc_info_t; +/* User data for getting an object's native info in a group */ +typedef struct { + /* downward */ + unsigned fields; /* which fields in H5O_native_info_t struct to fill in */ + + /* upward */ + H5O_native_info_t *oinfo; /* Object information to retrieve */ +} H5G_loc_native_info_t; + /* User data for setting an object's comment in a group */ typedef struct { /* downward */ @@ -112,6 +121,12 @@ static herr_t H5G__loc_find_cb(H5G_loc_t *grp_loc, const char *name, static herr_t H5G__loc_find_by_idx_cb(H5G_loc_t *grp_loc, const char *name, const H5O_link_t *lnk, H5G_loc_t *obj_loc, void *_udata, H5G_own_loc_t *own_loc); +static herr_t H5G__loc_addr_cb(H5G_loc_t *grp_loc, const char *name, + const H5O_link_t *lnk, H5G_loc_t *obj_loc, void *_udata, H5G_own_loc_t *own_loc); +static herr_t H5G__loc_info_cb(H5G_loc_t *grp_loc, const char *name, + const H5O_link_t *lnk, H5G_loc_t *obj_loc, void *_udata, H5G_own_loc_t *own_loc); +static herr_t H5G__loc_native_info_cb(H5G_loc_t *grp_loc, const char *name, + const H5O_link_t *lnk, H5G_loc_t *obj_loc, void *_udata, H5G_own_loc_t *own_loc); static herr_t H5G__loc_set_comment_cb(H5G_loc_t *grp_loc, const char *name, const H5O_link_t *lnk, H5G_loc_t *obj_loc, void *_udata, H5G_own_loc_t *own_loc); @@ -684,9 +699,81 @@ done: /*------------------------------------------------------------------------- - * Function: H5G_loc_info_cb + * Function: H5G__loc_addr_cb * - * Purpose: Callback for retrieving object info for an object in a group + * Purpose: Callback for retrieving the address for an object in a group + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Quincey Koziol + * Saturday, December 21, 2019 + * + *------------------------------------------------------------------------- + */ +static herr_t +H5G__loc_addr_cb(H5G_loc_t H5_ATTR_UNUSED *grp_loc/*in*/, const char H5_ATTR_UNUSED *name, + const H5O_link_t H5_ATTR_UNUSED *lnk, H5G_loc_t *obj_loc, + void *_udata/*in,out*/, H5G_own_loc_t *own_loc/*out*/) +{ + haddr_t *udata = (haddr_t *)_udata; /* User data passed in */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_STATIC + + /* Check if the name in this group resolved to a valid link */ + if(obj_loc == NULL) + HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "name doesn't exist") + + /* Set address of object */ + *udata = obj_loc->oloc->addr; + +done: + /* Indicate that this callback didn't take ownership of the group * + * location for the object */ + *own_loc = H5G_OWN_NONE; + + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5G__loc_addr_cb() */ + + +/*------------------------------------------------------------------------- + * Function: H5G__loc_addr + * + * Purpose: Retrieve the information for an object from a group location + * and path to that object + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Quincey Koziol + * Thursday, November 23, 2006 + * + *------------------------------------------------------------------------- + */ +herr_t +H5G__loc_addr(const H5G_loc_t *loc, const char *name, haddr_t *addr/*out*/) +{ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_PACKAGE + + /* Check args. */ + HDassert(loc); + HDassert(name && *name); + HDassert(addr); + + /* Traverse group hierarchy to locate object */ + if(H5G_traverse(loc, name, H5G_TARGET_NORMAL, H5G__loc_addr_cb, addr) < 0) + HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "can't find object") + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5G__loc_addr() */ + + +/*------------------------------------------------------------------------- + * Function: H5G__loc_info_cb + * + * Purpose: Callback for retrieving data model info for an object in a group * * Return: Non-negative on success/Negative on failure * @@ -696,13 +783,13 @@ done: *------------------------------------------------------------------------- */ static herr_t -H5G_loc_info_cb(H5G_loc_t H5_ATTR_UNUSED *grp_loc/*in*/, const char H5_ATTR_UNUSED *name, const H5O_link_t H5_ATTR_UNUSED *lnk, +H5G__loc_info_cb(H5G_loc_t H5_ATTR_UNUSED *grp_loc/*in*/, const char H5_ATTR_UNUSED *name, const H5O_link_t H5_ATTR_UNUSED *lnk, H5G_loc_t *obj_loc, void *_udata/*in,out*/, H5G_own_loc_t *own_loc/*out*/) { H5G_loc_info_t *udata = (H5G_loc_info_t *)_udata; /* User data passed in */ herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_NOAPI_NOINIT + FUNC_ENTER_STATIC /* Check if the name in this group resolved to a valid link */ if(obj_loc == NULL) @@ -718,13 +805,13 @@ done: *own_loc = H5G_OWN_NONE; FUNC_LEAVE_NOAPI(ret_value) -} /* end H5G_loc_info_cb() */ +} /* end H5G__loc_info_cb() */ /*------------------------------------------------------------------------- * Function: H5G_loc_info * - * Purpose: Retrieve the information for an object from a group location + * Purpose: Retrieve the data model information for an object from a group location * and path to that object * * Return: Non-negative on success/Negative on failure @@ -735,7 +822,7 @@ done: *------------------------------------------------------------------------- */ herr_t -H5G_loc_info(const H5G_loc_t *loc, const char *name, H5O_info_t *oinfo/*out*/, unsigned fields) +H5G_loc_info(const H5G_loc_t *loc, const char *name, H5O_info2_t *oinfo/*out*/, unsigned fields) { H5G_loc_info_t udata; /* User data for traversal callback */ herr_t ret_value = SUCCEED; /* Return value */ @@ -752,7 +839,7 @@ H5G_loc_info(const H5G_loc_t *loc, const char *name, H5O_info_t *oinfo/*out*/, u udata.oinfo = oinfo; /* Traverse group hierarchy to locate object */ - if(H5G_traverse(loc, name, H5G_TARGET_NORMAL, H5G_loc_info_cb, &udata) < 0) + if(H5G_traverse(loc, name, H5G_TARGET_NORMAL, H5G__loc_info_cb, &udata) < 0) HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "can't find object") done: @@ -761,6 +848,84 @@ done: /*------------------------------------------------------------------------- + * Function: H5G__loc_native_info_cb + * + * Purpose: Callback for retrieving native info for an object in a group + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Quincey Koziol + * Thursday, November 23, 2006 + * + *------------------------------------------------------------------------- + */ +static herr_t +H5G__loc_native_info_cb(H5G_loc_t H5_ATTR_UNUSED *grp_loc/*in*/, const char H5_ATTR_UNUSED *name, const H5O_link_t H5_ATTR_UNUSED *lnk, + H5G_loc_t *obj_loc, void *_udata/*in,out*/, H5G_own_loc_t *own_loc/*out*/) +{ + H5G_loc_native_info_t *udata = (H5G_loc_native_info_t *)_udata; /* User data passed in */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_STATIC + + /* Check if the name in this group resolved to a valid link */ + if(obj_loc == NULL) + HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "name doesn't exist") + + /* Query object information */ + if(H5O_get_native_info(obj_loc->oloc, udata->oinfo, udata->fields) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't get object info") + +done: + /* Indicate that this callback didn't take ownership of the group * + * location for the object */ + *own_loc = H5G_OWN_NONE; + + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5G__loc_native_info_cb() */ + + +/*------------------------------------------------------------------------- + * Function: H5G_loc_native_info + * + * Purpose: Retrieve the native information for an object from a group location + * and path to that object + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Quincey Koziol + * Thursday, November 23, 2006 + * + *------------------------------------------------------------------------- + */ +herr_t +H5G_loc_native_info(const H5G_loc_t *loc, const char *name, H5O_native_info_t *oinfo/*out*/, + unsigned fields) +{ + H5G_loc_native_info_t udata; /* User data for traversal callback */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI(FAIL) + + /* Check args. */ + HDassert(loc); + HDassert(name && *name); + HDassert(oinfo); + + /* Set up user data for locating object */ + udata.fields = fields; + udata.oinfo = oinfo; + + /* Traverse group hierarchy to locate object */ + if(H5G_traverse(loc, name, H5G_TARGET_NORMAL, H5G__loc_native_info_cb, &udata) < 0) + HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "can't find object") + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5G_loc_native_info() */ + + +/*------------------------------------------------------------------------- * Function: H5G__loc_set_comment_cb * * Purpose: Callback for (re)setting object comment for an object in a group |