1 // Copyright 2021 The Pigweed Authors
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not
4 // use this file except in compliance with the License. You may obtain a copy of
5 // the License at
6 //
7 // https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12 // License for the specific language governing permissions and limitations under
13 // the License.
14
15 #include <cstring>
16
17 #include "pw_assert/check.h"
18 #include "pw_bloat/bloat_this_binary.h"
19 #include "pw_kvs/flash_test_partition.h"
20 #include "pw_kvs/key_value_store.h"
21 #include "pw_log/log.h"
22
23 char working_buffer[256];
24 volatile bool is_set;
25
26 constexpr size_t kMaxSectorCount = 64;
27 constexpr size_t kKvsMaxEntries = 32;
28
29 // For KVS magic value always use a random 32 bit integer rather than a human
30 // readable 4 bytes. See pw_kvs/format.h for more information.
31 static constexpr pw::kvs::EntryFormat kvs_format = {.magic = 0x22d3f8a0,
32 .checksum = nullptr};
33
34 volatile size_t kvs_entry_count;
35
36 pw::kvs::KeyValueStoreBuffer<kKvsMaxEntries, kMaxSectorCount> kvs(
37 &pw::kvs::FlashTestPartition(), kvs_format);
38
39 int volatile* unoptimizable;
40
main()41 int main() {
42 pw::bloat::BloatThisBinary();
43
44 // Ensure we are paying the cost for log and assert.
45 PW_CHECK_INT_GE(*unoptimizable, 0, "Ensure this CHECK logic stays");
46 PW_LOG_INFO("We care about optimizing: %d", *unoptimizable);
47
48 void* result =
49 std::memset((void*)working_buffer, 0x55, sizeof(working_buffer));
50 is_set = (result != nullptr);
51
52 kvs.Init().IgnoreError(); // TODO: b/242598609 - Handle Status properly
53
54 unsigned kvs_value = 42;
55 kvs.Put("example_key", kvs_value)
56 .IgnoreError(); // TODO: b/242598609 - Handle Status properly
57
58 kvs_entry_count = kvs.size();
59
60 unsigned read_value = 0;
61 kvs.Get("example_key", &read_value)
62 .IgnoreError(); // TODO: b/242598609 - Handle Status properly
63
64 return 0;
65 }
66