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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (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.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is the Netscape Portable Runtime (NSPR).
+ *
+ * The Initial Developer of the Original Code is
+ * Netscape Communications Corporation.
+ * Portions created by the Initial Developer are Copyright (C) 1998-2000
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+/*
+** File: pprio.h
+**
+** Description: Private definitions for I/O related structures
+*/
+
+#ifndef pprio_h___
+#define pprio_h___
+
+#include "prtypes.h"
+#include "prio.h"
+
+#ifdef VBOX_WITH_XPCOM_NAMESPACE_CLEANUP
+#define PR_GetFileMethods VBoxNsprPR_GetFileMethods
+#define PR_GetTCPMethods VBoxNsprPR_GetTCPMethods
+#define PR_GetUDPMethods VBoxNsprPR_GetUDPMethods
+#define PR_GetPipeMethods VBoxNsprPR_GetPipeMethods
+#define PR_FileDesc2NativeHandle VBoxNsprPR_FileDesc2NativeHandle
+#define PR_ChangeFileDescNativeHandle VBoxNsprPR_ChangeFileDescNativeHandle
+#define PR_AllocFileDesc VBoxNsprPR_AllocFileDesc
+#define PR_FreeFileDesc VBoxNsprPR_FreeFileDesc
+#define PR_ImportFile VBoxNsprPR_ImportFile
+#define PR_ImportPipe VBoxNsprPR_ImportPipe
+#define PR_ImportTCPSocket VBoxNsprPR_ImportTCPSocket
+#define PR_ImportUDPSocket VBoxNsprPR_ImportUDPSocket
+#define PR_CreateSocketPollFd VBoxNsprPR_CreateSocketPollFd
+#define PR_DestroySocketPollFd VBoxNsprPR_DestroySocketPollFd
+#define PR_Socket VBoxNsprPR_Socket
+#define PR_LockFile VBoxNsprPR_LockFile
+#define PR_TLockFile VBoxNsprPR_TLockFile
+#define PR_UnlockFile VBoxNsprPR_UnlockFile
+#define PR_EmulateAcceptRead VBoxNsprPR_EmulateAcceptRead
+#define PR_EmulateSendFile VBoxNsprPR_EmulateSendFile
+#define PR_NTFast_AcceptRead VBoxNsprPR_NTFast_AcceptRead
+#define PR_NTFast_AcceptRead_WithTimeoutCallback VBoxNsprPR_NTFast_AcceptRead_WithTimeoutCallback
+#define PR_NTFast_Accept VBoxNsprPR_NTFast_Accept
+#define PR_NTFast_UpdateAcceptContext VBoxNsprPR_NTFast_UpdateAcceptContext
+#define PR_NT_CancelIo VBoxNsprPR_NT_CancelIo
+#define PR_Init_Log VBoxNsprPR_Init_Log
+#endif /* VBOX_WITH_XPCOM_NAMESPACE_CLEANUP */
+
+PR_BEGIN_EXTERN_C
+
+/************************************************************************/
+/************************************************************************/
+
+/* Return the method tables for files, tcp sockets and udp sockets */
+NSPR_API(const PRIOMethods*) PR_GetFileMethods(void);
+NSPR_API(const PRIOMethods*) PR_GetTCPMethods(void);
+NSPR_API(const PRIOMethods*) PR_GetUDPMethods(void);
+NSPR_API(const PRIOMethods*) PR_GetPipeMethods(void);
+
+/*
+** Convert a NSPR Socket Handle to a Native Socket handle.
+** This function will be obsoleted with the next release; avoid using it.
+*/
+NSPR_API(PRInt32) PR_FileDesc2NativeHandle(PRFileDesc *);
+NSPR_API(void) PR_ChangeFileDescNativeHandle(PRFileDesc *, PRInt32);
+NSPR_API(PRFileDesc*) PR_AllocFileDesc(PRInt32 osfd,
+ const PRIOMethods *methods);
+NSPR_API(void) PR_FreeFileDesc(PRFileDesc *fd);
+/*
+** Import an existing OS file to NSPR.
+*/
+NSPR_API(PRFileDesc*) PR_ImportFile(PRInt32 osfd);
+NSPR_API(PRFileDesc*) PR_ImportPipe(PRInt32 osfd);
+NSPR_API(PRFileDesc*) PR_ImportTCPSocket(PRInt32 osfd);
+NSPR_API(PRFileDesc*) PR_ImportUDPSocket(PRInt32 osfd);
+
+
+/*
+ *************************************************************************
+ * FUNCTION: PR_CreateSocketPollFd
+ * DESCRIPTION:
+ * Create a PRFileDesc wrapper for a native socket handle, for use with
+ * PR_Poll only
+ * INPUTS:
+ * None
+ * OUTPUTS:
+ * None
+ * RETURN: PRFileDesc*
+ * Upon successful completion, PR_CreateSocketPollFd returns a pointer
+ * to the PRFileDesc created for the native socket handle
+ * Returns a NULL pointer if the create of a new PRFileDesc failed
+ *
+ **************************************************************************
+ */
+
+NSPR_API(PRFileDesc*) PR_CreateSocketPollFd(PRInt32 osfd);
+
+/*
+ *************************************************************************
+ * FUNCTION: PR_DestroySocketPollFd
+ * DESCRIPTION:
+ * Destroy the PRFileDesc wrapper created by PR_CreateSocketPollFd
+ * INPUTS:
+ * None
+ * OUTPUTS:
+ * None
+ * RETURN: PRFileDesc*
+ * Upon successful completion, PR_DestroySocketPollFd returns
+ * PR_SUCCESS, else PR_FAILURE
+ *
+ **************************************************************************
+ */
+
+NSPR_API(PRStatus) PR_DestroySocketPollFd(PRFileDesc *fd);
+
+
+/*
+** Macros for PR_Socket
+**
+** Socket types: PR_SOCK_STREAM, PR_SOCK_DGRAM
+*/
+
+#ifdef WIN32
+
+#define PR_SOCK_STREAM 1
+#define PR_SOCK_DGRAM 2
+
+#else /* WIN32 */
+
+#define PR_SOCK_STREAM SOCK_STREAM
+#define PR_SOCK_DGRAM SOCK_DGRAM
+
+#endif /* WIN32 */
+
+/*
+** Create a new Socket; this function is obsolete.
+*/
+NSPR_API(PRFileDesc*) PR_Socket(PRInt32 domain, PRInt32 type, PRInt32 proto);
+
+/* FUNCTION: PR_LockFile
+** DESCRIPTION:
+** Lock a file for exclusive access.
+** RETURNS:
+** PR_SUCCESS when the lock is held
+** PR_FAILURE otherwise
+*/
+NSPR_API(PRStatus) PR_LockFile(PRFileDesc *fd);
+
+/* FUNCTION: PR_TLockFile
+** DESCRIPTION:
+** Test and Lock a file for exclusive access. Do not block if the
+** file cannot be locked immediately.
+** RETURNS:
+** PR_SUCCESS when the lock is held
+** PR_FAILURE otherwise
+*/
+NSPR_API(PRStatus) PR_TLockFile(PRFileDesc *fd);
+
+/* FUNCTION: PR_UnlockFile
+** DESCRIPTION:
+** Unlock a file which has been previously locked successfully by this
+** process.
+** RETURNS:
+** PR_SUCCESS when the lock is released
+** PR_FAILURE otherwise
+*/
+NSPR_API(PRStatus) PR_UnlockFile(PRFileDesc *fd);
+
+/*
+** Emulate acceptread by accept and recv.
+*/
+NSPR_API(PRInt32) PR_EmulateAcceptRead(PRFileDesc *sd, PRFileDesc **nd,
+ PRNetAddr **raddr, void *buf, PRInt32 amount, PRIntervalTime timeout);
+
+/*
+** Emulate sendfile by reading from the file and writing to the socket.
+** The file is memory-mapped if memory-mapped files are supported.
+*/
+NSPR_API(PRInt32) PR_EmulateSendFile(
+ PRFileDesc *networkSocket, PRSendFileData *sendData,
+ PRTransmitFileFlags flags, PRIntervalTime timeout);
+
+#ifdef WIN32
+/* FUNCTION: PR_NTFast_AcceptRead
+** DESCRIPTION:
+** NT has the notion of an "accept context", which is only needed in
+** order to make certain calls. By default, a socket connected via
+** AcceptEx can only do a limited number of things without updating
+** the acceptcontext. The generic version of PR_AcceptRead always
+** updates the accept context. This version does not.
+**/
+NSPR_API(PRInt32) PR_NTFast_AcceptRead(PRFileDesc *sd, PRFileDesc **nd,
+ PRNetAddr **raddr, void *buf, PRInt32 amount, PRIntervalTime t);
+
+typedef void (*_PR_AcceptTimeoutCallback)(void *);
+
+/* FUNCTION: PR_NTFast_AcceptRead_WithTimeoutCallback
+** DESCRIPTION:
+** The AcceptEx call combines the accept with the read function. However,
+** our daemon threads need to be able to wakeup and reliably flush their
+** log buffers if the Accept times out. However, with the current blocking
+** interface to AcceptRead, there is no way for us to timeout the Accept;
+** this is because when we timeout the Read, we can close the newly
+** socket and continue; but when we timeout the accept itself, there is no
+** new socket to timeout. So instead, this version of the function is
+** provided. After the initial timeout period elapses on the accept()
+** portion of the function, it will call the callback routine and then
+** continue the accept. If the timeout occurs on the read, it will
+** close the connection and return error.
+*/
+NSPR_API(PRInt32) PR_NTFast_AcceptRead_WithTimeoutCallback(
+ PRFileDesc *sd,
+ PRFileDesc **nd,
+ PRNetAddr **raddr,
+ void *buf,
+ PRInt32 amount,
+ PRIntervalTime t,
+ _PR_AcceptTimeoutCallback callback,
+ void *callback_arg);
+
+/* FUNCTION: PR_NTFast_Accept
+** DESCRIPTION:
+** NT has the notion of an "accept context", which is only needed in
+** order to make certain calls. By default, a socket connected via
+** AcceptEx can only do a limited number of things without updating
+** the acceptcontext. The generic version of PR_Accept always
+** updates the accept context. This version does not.
+**/
+NSPR_API(PRFileDesc*) PR_NTFast_Accept(PRFileDesc *fd, PRNetAddr *addr,
+ PRIntervalTime timeout);
+
+/* FUNCTION: PR_NTFast_Update
+** DESCRIPTION:
+** For sockets accepted with PR_NTFast_Accept or PR_NTFastAcceptRead,
+** this function will update the accept context for those sockets,
+** so that the socket can make general purpose socket calls.
+** Without calling this, the only operations supported on the socket
+** Are PR_Read, PR_Write, PR_Transmitfile, and PR_Close.
+*/
+NSPR_API(void) PR_NTFast_UpdateAcceptContext(PRFileDesc *acceptSock,
+ PRFileDesc *listenSock);
+
+
+/* FUNCTION: PR_NT_CancelIo
+** DESCRIPTION:
+** Cancel IO operations on fd.
+*/
+NSPR_API(PRStatus) PR_NT_CancelIo(PRFileDesc *fd);
+
+
+#endif /* WIN32 */
+
+/*
+** Need external access to this on Mac so we can first set up our faux
+** environment vars
+*/
+#ifdef XP_MAC
+NSPR_API(void) PR_Init_Log(void);
+#endif
+
+
+PR_END_EXTERN_C
+
+#endif /* pprio_h___ */