fifo.c 1.0 KB

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  1. /*
  2. * Copyright Institute of Communication and Computer Systems (ICCS)
  3. *
  4. * Licensed under the Apache License, Version 2.0 (the "License");
  5. * you may not use this file except in compliance with the License.
  6. * You may obtain a copy of the License at
  7. *
  8. * http://www.apache.org/licenses/LICENSE-2.0
  9. *
  10. * Unless required by applicable law or agreed to in writing, software
  11. * distributed under the License is distributed on an "AS IS" BASIS,
  12. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13. * See the License for the specific language governing permissions and
  14. * limitations under the License.
  15. *
  16. */
  17. #include "freelist/ordering/fifo.h"
  18. #include "freelist/block_header_funcs.h"
  19. void add_to_fifo_ordered(freelist_rb_t *raw_block, block_header_t *block) {
  20. if(raw_block->fl_tail != NULL) {
  21. raw_block->fl_tail->pointers.sle_next = block;
  22. block->pointers.sle_next = NULL;
  23. } else {
  24. SLIST_INSERT_HEAD(&raw_block->fl_head, block, pointers);
  25. }
  26. raw_block->fl_tail = block;
  27. }