+/*
+ * nspapi.h
+ *
+ * Windows Sockets Namespace Service Provider API definitions.
+ *
+ *
+ * $Id$
+ *
+ * Written by Anders Norlander <anorland@hem2.passagen.se>
+ * Copyright (C) 1998, 1999, 2002, 2004, 2017, MinGW.org Project
+ *
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ */
#ifndef _NSPAPI_H
-#define _NSPAPI_H
-#if __GNUC__ >=3
#pragma GCC system_header
-#endif
-#ifdef __cplusplus
-extern "C" {
+/* <winsock2.h> will include <nspapi.i> selectively, to resolve circular
+ * definition references; thus...
+ */
+#ifndef __WINSOCK2_H_SOURCED__
+/* ...only when NOT engaged in such selective inclusion, do we process
+ * the entire content of <nspapi.h>; furthermore, before we DO process
+ * the full content, we must process the WinSock API declarations from
+ * <winsock.h> or <winsock2.h>, BEFORE we define the <nspapi.h> repeat
+ * inclusion guard, so that <winsock2.h> may, if necessary, recurse to
+ * access the selectively exposed content.
+ */
+#ifndef _WINSOCK_H
+/* We must include <winsock.h> or <winsock2.h>; (we favour <winsock2.h>
+ * over <winsock.h>, on the same basis as our <windows.h> does).
+ */
+#include <sdkddkver.h>
+#if _WIN32_WINNT >= _WIN32_WINNT_WIN2K
+#include <winsock2.h>
+
+#else /* _WIN32_WINNT < Win2K */
+#include <winsock.h>
#endif
-#define NS_ALL 0
+#endif /* !_WINSOCK_H */
+/* We can now be confident that the WinSock API has been appropriately
+ * declared; we may now define the <nspapi.h> repeat inclusion guard.
+ */
+#define _NSPAPI_H
-#define NS_SAP 1
-#define NS_NDS 2
-#define NS_PEER_BROWSE 3
+#define NS_ALL 0
-#define NS_TCPIP_LOCAL 10
-#define NS_TCPIP_HOSTS 11
-#define NS_DNS 12
-#define NS_NETBT 13
-#define NS_WINS 14
+#define NS_SAP 1
+#define NS_NDS 2
+#define NS_PEER_BROWSE 3
-#define NS_NBP 20
+#define NS_TCPIP_LOCAL 10
+#define NS_TCPIP_HOSTS 11
+#define NS_DNS 12
+#define NS_NETBT 13
+#define NS_WINS 14
-#define NS_MS 30
-#define NS_STDA 31
-#define NS_NTDS 32
+#define NS_NBP 20
-#define NS_X500 40
-#define NS_NIS 41
-#define NS_NISPLUS 42
+#define NS_MS 30
+#define NS_STDA 31
+#define NS_NTDS 32
-#define NS_WRQ 50
+#define NS_X500 40
+#define NS_NIS 41
+#define NS_NISPLUS 42
-#define SERVICE_REGISTER 1
-#define SERVICE_DEREGISTER 2
-#define SERVICE_FLUSH 3
-#define SERVICE_FLAG_HARD 0x00000002
+#define NS_WRQ 50
-#ifndef RC_INVOKED
+#define SERVICE_REGISTER 1
+#define SERVICE_DEREGISTER 2
+#define SERVICE_FLUSH 3
+#define SERVICE_FLAG_HARD 0x00000002
-#if defined (_WINSOCK_H) || defined (_WINSOCK2_H) /* needed for LPSOCKADDR */
-#ifndef __CSADDR_T_DEFINED /* also in winsock2.h, but not in winsock.h */
-#define __CSADDR_T_DEFINED
-typedef struct _SOCKET_ADDRESS {
- LPSOCKADDR lpSockaddr;
- INT iSockaddrLength;
-} SOCKET_ADDRESS,*PSOCKET_ADDRESS,*LPSOCKET_ADDRESS;
-typedef struct _CSADDR_INFO {
- SOCKET_ADDRESS LocalAddr;
- SOCKET_ADDRESS RemoteAddr;
- INT iSocketType;
- INT iProtocol;
-} CSADDR_INFO,*PCSADDR_INFO,*LPCSADDR_INFO;
-#endif
-#endif
-
-#ifndef __BLOB_T_DEFINED /* also in wtypes.h and winsock2.h */
-#define __BLOB_T_DEFINED
-typedef struct _BLOB {
- ULONG cbSize;
- BYTE *pBlobData;
-} BLOB,*PBLOB,*LPBLOB;
-#endif
+#endif /* !__WINSOCK2_H_SOURCED__ */
-typedef struct _SERVICE_ADDRESS {
- DWORD dwAddressType;
- DWORD dwAddressFlags;
- DWORD dwAddressLength;
- DWORD dwPrincipalLength;
- BYTE *lpAddress;
- BYTE *lpPrincipal;
+#ifndef RC_INVOKED
+#if ! (defined _NSPAPI_H && defined _WINSOCK2_H)
+/* The following definitions are exposed either when <nspapi.h> is included
+ * directly, or when selectively included by <winsock2.h>, but we must take
+ * care to define them only on the first time of reading.
+ *
+ * We need a complete definition for the BLOB data type, which is provided
+ * in "wtypes.h", (and possibly exposed due to prior selective inclusion by
+ * <winsock2.h>); if neither of these have been included previously, we may
+ * acquire the requisite definition by selective inclusion now.
+ */
+#define __NSPAPI_H_SOURCED__ 1
+#include "wtypes.h"
+
+_BEGIN_C_DECLS
+
+/* Technically, according to MSDN, the SOCKET_ADDRESS structure should be
+ * defined in <winsock2.h>, which has not necessarily been included by the
+ * time we get to here, yet the CSADDR_INFO structure, (which is correctly
+ * defined in this file), requires its full definition. Furthermore, the
+ * CSADDR_INFO structure is representative of the data which is returned
+ * by the GetAddressByName() function, (also declared in this file), which
+ * is declared as deprecated in WinSock v2, (and thus, we would not expect
+ * any such dependency on this WinSock v2 specific <winsock2.h> data type).
+ * This Microsoft API design is critically flawed, but we can mitigate the
+ * fault by defining the SOCKET_ADDRESS structure here, whence we make it
+ * available to <winsock2.h> via selective inclusion.
+ */
+typedef
+struct _SOCKET_ADDRESS
+{ LPSOCKADDR lpSockaddr;
+ INT iSockaddrLength;
+} SOCKET_ADDRESS, *PSOCKET_ADDRESS, *LPSOCKET_ADDRESS;
+
+/* Notwithstanding that, according to MSDN, the CSADDR_INFO structure is
+ * correctly defined below, (it should not be defined in <winsock2.h>, and
+ * user code should include <nspapi.h> to obtain the complete definition),
+ * <winsock2.h> DOES define the WSAQUERYSET data type, which requires at
+ * least an incomplete type definition for the LPCSADDR_INFO pointer type;
+ * thus, it is convenient to expose this incomplete definition when this
+ * file, <nspapi.h>, is selectively included by <winsock2.h>, whereas the
+ * complete definition of the CSADDR_INFO data type may be deferred until
+ * the user includes <nspapi.h> directly.
+ */
+typedef struct _CSADDR_INFO CSADDR_INFO, *PCSADDR_INFO, *LPCSADDR_INFO;
+
+_END_C_DECLS
+
+#undef __NSPAPI_H_SOURCED__
+#endif /* ! (_NSPAPI_H && _WINSOCK2_H) */
+
+#ifdef _NSPAPI_H
+/* This indicates that <nspapi.h> has been included directly...
+ */
+_BEGIN_C_DECLS
+
+/* ...thus it is now appropriate to provide the complete type definition
+ * for the CSADDR_INFO structure...
+ */
+struct _CSADDR_INFO
+{ SOCKET_ADDRESS LocalAddr;
+ SOCKET_ADDRESS RemoteAddr;
+ INT iSocketType;
+ INT iProtocol;
+};
+
+/* ...in addition to other data types, and function prototypes, which are
+ * specific to this header file.
+ */
+typedef
+struct _SERVICE_ADDRESS
+{ DWORD dwAddressType;
+ DWORD dwAddressFlags;
+ DWORD dwAddressLength;
+ DWORD dwPrincipalLength;
+ BYTE *lpAddress;
+ BYTE *lpPrincipal;
} SERVICE_ADDRESS;
-typedef struct _SERVICE_ADDRESSES {
- DWORD dwAddressCount;
- SERVICE_ADDRESS Addresses[1];
+
+typedef
+struct _SERVICE_ADDRESSES
+{ DWORD dwAddressCount;
+ SERVICE_ADDRESS Addresses[1];
} SERVICE_ADDRESSES, *PSERVICE_ADDRESSES, *LPSERVICE_ADDRESSES;
-typedef struct _SERVICE_INFOA {
- LPGUID lpServiceType;
- LPSTR lpServiceName;
- LPSTR lpComment;
- LPSTR lpLocale;
- DWORD dwDisplayHint;
- DWORD dwVersion;
- DWORD dwTime;
- LPSTR lpMachineName;
- LPSERVICE_ADDRESSES lpServiceAddress;
- BLOB ServiceSpecificInfo;
+
+typedef
+struct _SERVICE_INFOA
+{ LPGUID lpServiceType;
+ LPSTR lpServiceName;
+ LPSTR lpComment;
+ LPSTR lpLocale;
+ DWORD dwDisplayHint;
+ DWORD dwVersion;
+ DWORD dwTime;
+ LPSTR lpMachineName;
+ LPSERVICE_ADDRESSES lpServiceAddress;
+ BLOB ServiceSpecificInfo;
} SERVICE_INFOA, *LPSERVICE_INFOA;
-typedef struct _SERVICE_INFOW {
- LPGUID lpServiceType;
- LPWSTR lpServiceName;
- LPWSTR lpComment;
- LPWSTR lpLocale;
- DWORD dwDisplayHint;
- DWORD dwVersion;
- DWORD dwTime;
- LPWSTR lpMachineName;
- LPSERVICE_ADDRESSES lpServiceAddress;
- BLOB ServiceSpecificInfo;
+
+typedef
+struct _SERVICE_INFOW
+{ LPGUID lpServiceType;
+ LPWSTR lpServiceName;
+ LPWSTR lpComment;
+ LPWSTR lpLocale;
+ DWORD dwDisplayHint;
+ DWORD dwVersion;
+ DWORD dwTime;
+ LPWSTR lpMachineName;
+ LPSERVICE_ADDRESSES lpServiceAddress;
+ BLOB ServiceSpecificInfo;
} SERVICE_INFOW, *LPSERVICE_INFOW;
+typedef __AW_ALIAS__(SERVICE_INFO), *LPSERVICE_INFO;
typedef void *LPSERVICE_ASYNC_INFO;
-INT WINAPI SetServiceA(DWORD,DWORD,DWORD,LPSERVICE_INFOA,LPSERVICE_ASYNC_INFO,LPDWORD);
-INT WINAPI SetServiceW(DWORD,DWORD,DWORD,LPSERVICE_INFOW,LPSERVICE_ASYNC_INFO,LPDWORD);
-INT WINAPI GetAddressByNameA(DWORD,LPGUID,LPSTR,LPINT,DWORD,LPSERVICE_ASYNC_INFO,LPVOID,LPDWORD,LPSTR,LPDWORD);
-INT WINAPI GetAddressByNameW(DWORD,LPGUID,LPWSTR,LPINT,DWORD,LPSERVICE_ASYNC_INFO,LPVOID,LPDWORD,LPWSTR,LPDWORD);
-
-#ifdef UNICODE
-typedef SERVICE_INFOW SERVICE_INFO, *LPSERVICE_INFO;
-#define _SERVICE_INFO SERVICE_INFOW
-#define SetService SetServiceW
-#define GetAddressByName GetAddressByNameW
-#else
-typedef SERVICE_INFOA SERVICE_INFO, *LPSERVICE_INFO;
-#define _SERVICE_INFO SERVICE_INFOA
-#define SetService SetServiceA
-#define GetAddressByName GetAddressByNameA
-#endif
-#endif /* RC_INVOKED */
+#define SetService __AW_SUFFIXED__(SetService)
+INT WINAPI SetServiceA
+ ( DWORD, DWORD, DWORD, LPSERVICE_INFOA, LPSERVICE_ASYNC_INFO, LPDWORD
+ );
+INT WINAPI SetServiceW
+ ( DWORD, DWORD, DWORD, LPSERVICE_INFOW, LPSERVICE_ASYNC_INFO, LPDWORD
+ );
-#ifdef __cplusplus
-}
-#endif
-#endif /* _NSPAPI_H */
+#define GetAddressByName __AW_SUFFIXED__(GetAddressByName)
+INT WINAPI GetAddressByNameA
+ ( DWORD, LPGUID, LPSTR, LPINT, DWORD, LPSERVICE_ASYNC_INFO, LPVOID,
+ LPDWORD, LPSTR, LPDWORD
+ );
+INT WINAPI GetAddressByNameW
+ ( DWORD, LPGUID, LPWSTR, LPINT, DWORD, LPSERVICE_ASYNC_INFO, LPVOID,
+ LPDWORD, LPWSTR, LPDWORD
+ );
+
+#define _SERVICE_INFO __AW_SUFFIXED__(SERVICE_INFO)
+
+_END_C_DECLS
+
+#endif /* _NSPAPI_H */
+#endif /* ! RC_INVOKED */
+
+#endif /* _NSPAPI_H: $RCSfile$: end of file */
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