From 7cd468a3d7dee7d6c92f69a0bb7061ae208ec727 Mon Sep 17 00:00:00 2001 From: Damjan Marion Date: Mon, 19 Dec 2016 23:05:39 +0100 Subject: Reorganize source tree to use single autotools instance Change-Id: I7b51f88292e057c6443b12224486f2d0c9f8ae23 Signed-off-by: Damjan Marion --- src/vppinfra/test_dlist.c | 193 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 193 insertions(+) create mode 100644 src/vppinfra/test_dlist.c (limited to 'src/vppinfra/test_dlist.c') diff --git a/src/vppinfra/test_dlist.c b/src/vppinfra/test_dlist.c new file mode 100644 index 00000000000..c5535c854a6 --- /dev/null +++ b/src/vppinfra/test_dlist.c @@ -0,0 +1,193 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include + +typedef struct +{ + dlist_elt_t *test_pool; + u32 head_index; +} test_main_t; + +test_main_t test_main; + +int +test_dlist_main (unformat_input_t * input) +{ + test_main_t *tm = &test_main; + dlist_elt_t *head, *elt; + u32 elt_index, head_index; + u32 value; + int i; + + pool_get (tm->test_pool, head); + head_index = head - tm->test_pool; + clib_dlist_init (tm->test_pool, head - tm->test_pool); + + for (i = 1; i <= 3; i++) + { + pool_get (tm->test_pool, elt); + elt_index = elt - tm->test_pool; + + clib_dlist_init (tm->test_pool, elt_index); + elt->value = i; + clib_dlist_addtail (tm->test_pool, head_index, elt_index); + } + + head = pool_elt_at_index (tm->test_pool, head_index); + + fformat (stdout, "Dump forward links\n"); + elt_index = head->next; + i = 1; + value = 0; + while (value != ~0) + { + elt = pool_elt_at_index (tm->test_pool, elt_index); + fformat (stdout, "elt %d value %d\n", i++, elt->value); + elt_index = elt->next; + value = elt->value; + } + + fformat (stdout, "Dump reverse links\n"); + elt_index = head->prev; + i = 1; + value = 0; + while (value != ~0) + { + elt = pool_elt_at_index (tm->test_pool, elt_index); + fformat (stdout, "elt %d value %d\n", i++, elt->value); + elt_index = elt->prev; + value = elt->value; + } + + fformat (stdout, "remove first element\n"); + + elt_index = clib_dlist_remove_head (tm->test_pool, head_index); + elt = pool_elt_at_index (tm->test_pool, elt_index); + + fformat (stdout, "removed index %d value %d\n", elt_index, elt->value); + + head = pool_elt_at_index (tm->test_pool, head_index); + + fformat (stdout, "Dump forward links\n"); + elt_index = head->next; + i = 1; + value = 0; + while (value != ~0) + { + elt = pool_elt_at_index (tm->test_pool, elt_index); + fformat (stdout, "elt %d value %d\n", i++, elt->value); + elt_index = elt->next; + value = elt->value; + } + + fformat (stdout, "Dump reverse links\n"); + elt_index = head->prev; + i = 1; + value = 0; + while (value != ~0) + { + elt = pool_elt_at_index (tm->test_pool, elt_index); + fformat (stdout, "elt %d value %d\n", i++, elt->value); + elt_index = elt->prev; + value = elt->value; + } + + fformat (stdout, "re-insert index %d value %d at head\n", 1, 1); + + clib_dlist_addhead (tm->test_pool, head_index, 1); + + fformat (stdout, "Dump forward links\n"); + elt_index = head->next; + i = 1; + value = 0; + while (value != ~0) + { + elt = pool_elt_at_index (tm->test_pool, elt_index); + fformat (stdout, "elt %d value %d\n", i++, elt->value); + elt_index = elt->next; + value = elt->value; + } + + fformat (stdout, "Dump reverse links\n"); + elt_index = head->prev; + i = 1; + value = 0; + while (value != ~0) + { + elt = pool_elt_at_index (tm->test_pool, elt_index); + fformat (stdout, "elt %d value %d\n", i++, elt->value); + elt_index = elt->prev; + value = elt->value; + } + + fformat (stdout, "Remove middle element\n"); + + clib_dlist_remove (tm->test_pool, 2); + elt = pool_elt_at_index (tm->test_pool, 2); + + fformat (stdout, "removed index %d value %d\n", elt_index, elt->value); + + fformat (stdout, "Dump forward links\n"); + elt_index = head->next; + i = 1; + value = 0; + while (value != ~0) + { + elt = pool_elt_at_index (tm->test_pool, elt_index); + fformat (stdout, "elt %d value %d\n", i++, elt->value); + elt_index = elt->next; + value = elt->value; + } + + fformat (stdout, "Dump reverse links\n"); + elt_index = head->prev; + i = 1; + value = 0; + while (value != ~0) + { + elt = pool_elt_at_index (tm->test_pool, elt_index); + fformat (stdout, "elt %d value %d\n", i++, elt->value); + elt_index = elt->prev; + value = elt->value; + } + + return 0; +} + +#ifdef CLIB_UNIX +int +main (int argc, char *argv[]) +{ + unformat_input_t i; + int ret; + + clib_mem_init (0, 3ULL << 30); + + unformat_init_command_line (&i, argv); + ret = test_dlist_main (&i); + unformat_free (&i); + + return ret; +} +#endif /* CLIB_UNIX */ + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ -- cgit 1.2.3-korg