/*
* get the directory page of the object.
*
* returns:
* -EINVAL: invalid arg, ignore used_len
* -ENOENT: error, attribute not found
* OSD_ERROR: some other error
* OSD_OK: success, used_outlen modified
*/
int attr_get_dir_page(struct db_context *dbc, uint64_t pid, uint64_t oid,
uint32_t page, uint64_t outlen, void *outdata,
uint8_t listfmt, uint32_t *used_outlen)
{
int ret = 0;
sqlite3_stmt *stmt = NULL;
assert(dbc && dbc->db && dbc->attr && dbc->attr->dirpage);
if (page != USEROBJECT_DIR_PG && page != COLLECTION_DIR_PG &&
page != PARTITION_DIR_PG && page != ROOT_DIR_PG)
return -EINVAL;
repeat:
ret = 0;
stmt = dbc->attr->dirpage;
ret |= sqlite3_bind_blob(stmt, 1, unid_page, sizeof(unid_page),
SQLITE_TRANSIENT);
ret |= sqlite3_bind_int64(stmt, 2, pid);
ret |= sqlite3_bind_int64(stmt, 3, oid);
ret = exec_attr_rtrvl_stmt(dbc, stmt, ret, __func__, oid, page,
GATHER_DIR_PAGE, outlen, outdata, listfmt,
used_outlen);
if (ret == OSD_REPEAT) {
goto repeat;
} else if (ret == -ENOENT) {
osd_debug("%s: dir page not found!", __func__);
}
return ret;
}
/*
* get all attributes for an object in a list format
*
* XXX:SD If the page is defined and we don't have name for the page (attr
* num == 0), then we don't return its name. That is a bug
*
* returns:
* -EINVAL: invalid arg, ignore used_len
* -ENOENT: error, attribute not found
* OSD_ERROR: some other error
* OSD_OK: success, used_outlen modified
*/
int attr_get_all_attrs(struct db_context *dbc, uint64_t pid, uint64_t oid,
uint64_t outlen, void *outdata, uint8_t listfmt,
uint32_t *used_outlen)
{
int ret = 0;
sqlite3_stmt *stmt = NULL;
assert(dbc && dbc->db && dbc->attr && dbc->attr->getall);
repeat:
ret = 0;
stmt = dbc->attr->getall;
ret |= sqlite3_bind_int64(stmt, 1, pid);
ret |= sqlite3_bind_int64(stmt, 2, oid);
ret = exec_attr_rtrvl_stmt(dbc, stmt, ret, __func__, oid, 0,
GATHER_ATTR, outlen, outdata, listfmt,
used_outlen);
if (ret == OSD_REPEAT) {
goto repeat;
} else if (ret == -ENOENT) {
osd_debug("%s: attr (%llu %llu * *) not found!", __func__,
llu(pid), llu(oid));
}
return ret;
}
/*
* return the type of the object
*
* returns:
* -EINVAL: invalid arg, ignore value of obj_type
* OSD_ERROR: any other error, ignore value of obj_type
* OSD_OK: success in determining the type, either valid or invalid.
* obj_types set to the determined type.
*/
int obj_get_type(void *ohandle, uint64_t pid, uint64_t oid,
uint8_t *obj_type)
{
struct db_context *dbc = ((struct handle*)ohandle)->dbc;
int ret = 0;
int bound = 0;
*obj_type = ILLEGAL_OBJ;
assert(dbc && dbc->db && dbc->obj && dbc->obj->gettype);
repeat:
ret = 0;
ret |= sqlite3_bind_int64(dbc->obj->gettype, 1, pid);
ret |= sqlite3_bind_int64(dbc->obj->gettype, 2, oid);
bound = (ret == SQLITE_OK);
if (!bound) {
error_sql(dbc->db, "%s: bind failed", __func__);
goto out_reset;
}
while ((ret = sqlite3_step(dbc->obj->gettype)) == SQLITE_BUSY);
if (ret == SQLITE_ROW) {
*obj_type = sqlite3_column_int(dbc->obj->gettype, 0);
} else if (ret == SQLITE_DONE) {
osd_debug("%s: object (%llu %llu) doesn't exist", __func__,
llu(pid), llu(oid));
}
out_reset:
ret = db_reset_stmt(dbc, dbc->obj->gettype, bound, __func__);
if (ret == OSD_REPEAT)
goto repeat;
out:
return ret;
}
/*
* get one attribute value.
*
* -EINVAL: invalid arg, ignore used_len
* -ENOENT: error, attribute not found
* OSD_ERROR: some other error
* OSD_OK: success, used_outlen modified
*/
int attr_get_val(struct db_context *dbc, uint64_t pid, uint64_t oid,
uint32_t page, uint32_t number, uint64_t outlen,
void *outdata, uint32_t *used_outlen)
{
int ret = 0;
sqlite3_stmt *stmt = NULL;
assert(dbc && dbc->db && dbc->attr && dbc->attr->getval);
repeat:
ret = 0;
stmt = dbc->attr->getval;
ret |= sqlite3_bind_int64(stmt, 1, pid);
ret |= sqlite3_bind_int64(stmt, 2, oid);
ret |= sqlite3_bind_int(stmt, 3, page);
ret |= sqlite3_bind_int(stmt, 4, number);
ret = exec_attr_rtrvl_stmt(dbc, stmt, ret, __func__, oid, 0,
GATHER_VAL, outlen, outdata, 0,
used_outlen);
if (ret == OSD_REPEAT) {
goto repeat;
} else if (ret == -ENOENT) {
osd_debug("%s: attr (%llu %llu %u %u) not found!", __func__,
llu(pid), llu(oid), page, number);
}
return ret;
}
static int do_osd_debug(cmd_tbl_t *cmdtp, int flag, int argc,
char *const argv[])
{
int ret = 0;
int level = 0;
switch (argc) {
case 1:
osd_debug();
break;
case 2:
level = simple_strtoul(argv[1], NULL, 10);
osd_set_log_level(level);
break;
default:
return CMD_RET_USAGE;
}
return ret;
}
