2 * Copyright (c) 2014 VMware, Inc.
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:
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
20 #define OVS_MEMORY_TAG 'TSVO'
21 #define OVS_FIX_SIZE_NBL_POOL_TAG 'FSVO'
22 #define OVS_VARIABLE_SIZE_NBL_POOL_TAG 'VSVO'
23 #define OVS_NBL_ONLY_POOL_TAG 'OSVO'
24 #define OVS_NET_BUFFER_POOL_TAG 'NSVO'
25 #define OVS_OTHER_POOL_TAG 'MSVO'
26 #define OVS_MDL_POOL_TAG 'BSVO'
27 #define OVS_DATAPATH_POOL_TAG 'DSVO'
28 #define OVS_EVENT_POOL_TAG 'ESVO'
29 #define OVS_FLOW_POOL_TAG 'LSVO'
30 #define OVS_VXLAN_POOL_TAG 'XSVO'
31 #define OVS_IPHELPER_POOL_TAG 'HSVO'
32 #define OVS_OID_POOL_TAG 'ASVO'
33 #define OVS_SWITCH_POOL_TAG 'SSVO'
34 #define OVS_USER_POOL_TAG 'USVO'
35 #define OVS_VPORT_POOL_TAG 'PSVO'
36 #define OVS_STT_POOL_TAG 'RSVO'
37 #define OVS_GRE_POOL_TAG 'GSVO'
38 #define OVS_TUNFLT_POOL_TAG 'WSVO'
40 VOID *OvsAllocateMemory(size_t size);
41 VOID *OvsAllocateMemoryWithTag(size_t size, ULONG tag);
42 VOID *OvsAllocateAlignedMemory(size_t size, UINT16 align);
43 VOID OvsFreeMemory(VOID *ptr);
44 VOID OvsFreeMemoryWithTag(VOID *ptr, ULONG tag);
45 VOID OvsFreeAlignedMemory(VOID *ptr);
47 #define LIST_FORALL(_headPtr, _itemPtr) \
48 for (_itemPtr = (_headPtr)->Flink; \
49 _itemPtr != _headPtr; \
50 _itemPtr = (_itemPtr)->Flink)
52 #define LIST_FORALL_SAFE(_headPtr, _itemPtr, _nextPtr) \
53 for (_itemPtr = (_headPtr)->Flink, _nextPtr = (_itemPtr)->Flink; \
54 _itemPtr != _headPtr; \
55 _itemPtr = _nextPtr, _nextPtr = (_itemPtr)->Flink)
57 #define LIST_FORALL_REVERSE(_headPtr, _itemPtr) \
58 for (_itemPtr = (_headPtr)->Blink; \
59 _itemPtr != _headPtr; \
60 _itemPtr = (_itemPtr)->Blink)
62 #define LIST_FORALL_REVERSE_SAFE(_headPtr, _itemPtr, _nextPtr) \
63 for (_itemPtr = (_headPtr)->Blink, _nextPtr = (_itemPtr)->Blink; \
64 _itemPtr != _headPtr; \
65 _itemPtr = _nextPtr, _nextPtr = (_itemPtr)->Blink)
67 VOID OvsAppendList(PLIST_ENTRY dst, PLIST_ENTRY src);
70 #define MIN(_a, _b) ((_a) > (_b) ? (_b) : (_a))
71 #define ARRAY_SIZE(_x) ((sizeof(_x))/sizeof (_x)[0])
72 #define OVS_SWITCH_PORT_ID_INVALID (NDIS_SWITCH_PORT_ID)(-1)
75 #define htons(_x) _byteswap_ushort((USHORT)(_x))
76 #define ntohs(_x) _byteswap_ushort((USHORT)(_x))
77 #define htonl(_x) _byteswap_ulong((ULONG)(_x))
78 #define ntohl(_x) _byteswap_ulong((ULONG)(_x))
81 #define OVS_INIT_OBJECT_HEADER(_obj, _type, _revision, _size) \
83 PNDIS_OBJECT_HEADER hdrp = _obj; \
85 hdrp->Revision = _revision; \
90 #define BIT16(_x) ((UINT16)0x1 << (_x))
91 #define BIT32(_x) ((UINT32)0x1 << (_x))
93 BOOLEAN OvsCompareString(PVOID string1, PVOID string2);
95 #endif /* __UTIL_H_ */