1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
/*
* Copyright (c) 2017-2019 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.
*/
/**
* A type-safe wrapper for Missives around a {@link PARCDeque}. We only
* implement the subset of functions used.
*
*/
#include <parc/algol/parc_Deque.h>
#include <parc/algol/parc_Memory.h>
#include <parc/assert/parc_Assert.h>
#include <src/config.h>
#include <stdio.h>
#include <src/messenger/missive.h>
#include <src/messenger/missiveDeque.h>
struct missive_deque {
PARCDeque *queue;
};
MissiveDeque *missiveDeque_Create(void) {
MissiveDeque *missiveDeque =
parcMemory_AllocateAndClear(sizeof(MissiveDeque));
parcAssertNotNull(missiveDeque,
"parcMemory_AllocateAndClear(%zu) returned NULL",
sizeof(MissiveDeque));
missiveDeque->queue = parcDeque_Create();
return missiveDeque;
}
void missiveDeque_Release(MissiveDeque **dequePtr) {
parcAssertNotNull(dequePtr, "Double pointer must be non-null");
parcAssertNotNull(*dequePtr, "Double pointer must dereference to non-null");
MissiveDeque *missiveDeque = *dequePtr;
// flush the queue
while (!parcDeque_IsEmpty(missiveDeque->queue)) {
Missive *missive = missiveDeque_RemoveFirst(missiveDeque);
missive_Release(&missive);
}
parcDeque_Release(&missiveDeque->queue);
parcMemory_Deallocate((void **)&missiveDeque);
*dequePtr = NULL;
}
MissiveDeque *missiveDeque_Append(MissiveDeque *deque, Missive *missive) {
parcAssertNotNull(deque, "Parameter deque must be non-null");
parcAssertNotNull(missive, "Parameter missive must be non-null");
parcDeque_Append(deque->queue, missive);
return deque;
}
Missive *missiveDeque_RemoveFirst(MissiveDeque *deque) {
parcAssertNotNull(deque, "Parameter deque must be non-null");
return (Missive *)parcDeque_RemoveFirst(deque->queue);
}
size_t missiveDeque_Size(const MissiveDeque *deque) {
parcAssertNotNull(deque, "Parameter deque must be non-null");
return parcDeque_Size(deque->queue);
}
|
