ReactOS  0.4.13-dev-100-gc8611ae
apibuf.c
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1 /*
2  * Copyright 2002 Andriy Palamarchuk
3  *
4  * Net API buffer calls
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19  */
20 
21 #include "netapi32.h"
22 
24 
25 /************************************************************
26  * NetApiBufferAllocate (NETAPI32.@)
27  */
29 {
30  TRACE("(%d, %p)\n", ByteCount, Buffer);
31 
32  if (Buffer == NULL) return ERROR_INVALID_PARAMETER;
34  if (*Buffer)
35  return NERR_Success;
36  else
37  return GetLastError();
38 }
39 
40 /************************************************************
41  * NetApiBufferFree (NETAPI32.@)
42  */
44 {
45  TRACE("(%p)\n", Buffer);
47  return NERR_Success;
48 }
49 
50 /************************************************************
51  * NetApiBufferReallocate (NETAPI32.@)
52  */
54  LPVOID* NewBuffer)
55 {
56  TRACE("(%p, %d, %p)\n", OldBuffer, NewByteCount, NewBuffer);
57  if (NewByteCount)
58  {
59  if (OldBuffer)
60  *NewBuffer = HeapReAlloc(GetProcessHeap(), 0, OldBuffer, NewByteCount);
61  else
62  *NewBuffer = HeapAlloc(GetProcessHeap(), 0, NewByteCount);
63  return *NewBuffer ? NERR_Success : GetLastError();
64  }
65  else
66  {
67  if (!HeapFree(GetProcessHeap(), 0, OldBuffer))
68  return GetLastError();
69  *NewBuffer = 0;
70  return NERR_Success;
71  }
72 }
73 
74 /************************************************************
75  * NetApiBufferSize (NETAPI32.@)
76  */
78 {
79  DWORD dw;
80 
81  TRACE("(%p, %p)\n", Buffer, ByteCount);
82  if (Buffer == NULL)
85  TRACE("size: %d\n", dw);
86  if (dw != 0xFFFFFFFF)
87  *ByteCount = dw;
88  else
89  *ByteCount = 0;
90 
91  return NERR_Success;
92 }
NET_API_STATUS WINAPI NetApiBufferAllocate(DWORD ByteCount, LPVOID *Buffer)
Definition: apibuf.c:28
#define ERROR_INVALID_PARAMETER
Definition: compat.h:91
DWORD WINAPI GetLastError(VOID)
Definition: except.c:1059
SIZE_T WINAPI HeapSize(HANDLE, DWORD, LPCVOID)
#define NERR_Success
Definition: lmerr.h:5
smooth NULL
Definition: ftsmooth.c:416
Definition: bufpool.h:45
DWORD NET_API_STATUS
Definition: ms-dtyp.idl:91
NET_API_STATUS WINAPI NetApiBufferReallocate(LPVOID OldBuffer, DWORD NewByteCount, LPVOID *NewBuffer)
Definition: apibuf.c:53
#define TRACE(s)
Definition: solgame.cpp:4
#define GetProcessHeap()
Definition: compat.h:395
PVOID WINAPI HeapAlloc(HANDLE, DWORD, SIZE_T)
#define WINAPI
Definition: msvc.h:8
unsigned long DWORD
Definition: ntddk_ex.h:95
NET_API_STATUS WINAPI NetApiBufferSize(LPVOID Buffer, LPDWORD ByteCount)
Definition: apibuf.c:77
REFIID LPVOID DWORD dw
Definition: atlbase.h:40
_Must_inspect_result_ typedef _In_ PHYSICAL_ADDRESS _In_ LARGE_INTEGER ByteCount
Definition: iotypes.h:1060
NET_API_STATUS WINAPI NetApiBufferFree(LPVOID Buffer)
Definition: apibuf.c:43
#define HeapReAlloc
Definition: compat.h:393
uint32_t * LPDWORD
Definition: typedefs.h:57
WINE_DEFAULT_DEBUG_CHANNEL(netapi32)
#define HeapFree(x, y, z)
Definition: compat.h:394