245 lines
8.5 KiB
Plaintext
245 lines
8.5 KiB
Plaintext
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#include "nsIInputStream.idl"
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#include "nsIOutputStream.idl"
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#include "nsILocalFile.idl"
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[scriptable, uuid(e3d56a20-c7ec-11d3-8cda-0060b0fc14a3)]
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interface nsIFileInputStream : nsIInputStream
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{
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void init(in nsILocalFile file);
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};
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[scriptable, uuid(e6f68040-c7ec-11d3-8cda-0060b0fc14a3)]
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interface nsIFileOutputStream : nsIOutputStream
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{
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void init(in nsILocalFile file, in long flags, in long mode);
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};
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[scriptable, uuid(e9de5df0-c7ec-11d3-8cda-0060b0fc14a3)]
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interface nsISeekableStream : nsISupports
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{
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// correspond to PRSeekWhence values
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const long NS_SEEK_SET = 0;
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const long NS_SEEK_CUR = 1;
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const long NS_SEEK_END = 2;
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void seek(in long whence, in long offset);
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unsigned long tell();
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};
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[scriptable, uuid(616f5b48-da09-11d3-8cda-0060b0fc14a3)]
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interface nsIBufferedInputStream : nsIInputStream
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{
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void init(in nsIInputStream fillFromStream,
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in unsigned long bufferSize);
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};
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[scriptable, uuid(6476378a-da09-11d3-8cda-0060b0fc14a3)]
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interface nsIBufferedOutputStream : nsIOutputStream
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{
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void init(in nsIOutputStream sinkToStream,
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in unsigned long bufferSize);
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};
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%{C++
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////////////////////////////////////////////////////////////////////////////////
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#define NS_FILEINPUTSTREAM_CLASSNAME "File Input Stream"
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#define NS_FILEINPUTSTREAM_PROGID "component://netscape/network/file-input-stream"
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#define NS_FILEINPUTSTREAM_CID \
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{ /* be9a53ae-c7e9-11d3-8cda-0060b0fc14a3 */ \
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0xbe9a53ae, \
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0xc7e9, \
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0x11d3, \
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{0x8c, 0xda, 0x00, 0x60, 0xb0, 0xfc, 0x14, 0xa3} \
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}
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#define NS_FILEOUTPUTSTREAM_CLASSNAME "File Output Stream"
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#define NS_FILEOUTPUTSTREAM_PROGID "component://netscape/network/file-output-stream"
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#define NS_FILEOUTPUTSTREAM_CID \
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{ /* c272fee0-c7e9-11d3-8cda-0060b0fc14a3 */ \
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0xc272fee0, \
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0xc7e9, \
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0x11d3, \
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{0x8c, 0xda, 0x00, 0x60, 0xb0, 0xfc, 0x14, 0xa3} \
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}
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////////////////////////////////////////////////////////////////////////////////
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#define NS_BUFFEREDINPUTSTREAM_CLASSNAME "Buffered Input Stream"
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#define NS_BUFFEREDINPUTSTREAM_PROGID "component://netscape/network/buffered-input-stream"
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#define NS_BUFFEREDINPUTSTREAM_CID \
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{ /* 9226888e-da08-11d3-8cda-0060b0fc14a3 */ \
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0x9226888e, \
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0xda08, \
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0x11d3, \
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{0x8c, 0xda, 0x00, 0x60, 0xb0, 0xfc, 0x14, 0xa3} \
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}
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#define NS_BUFFEREDOUTPUTSTREAM_CLASSNAME "Buffered Output Stream"
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#define NS_BUFFEREDOUTPUTSTREAM_PROGID "component://netscape/network/buffered-output-stream"
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#define NS_BUFFEREDOUTPUTSTREAM_CID \
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{ /* 9868b4ce-da08-11d3-8cda-0060b0fc14a3 */ \
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0x9868b4ce, \
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0xda08, \
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0x11d3, \
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{0x8c, 0xda, 0x00, 0x60, 0xb0, 0xfc, 0x14, 0xa3} \
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}
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////////////////////////////////////////////////////////////////////////////////
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// move to nsNetUtil.h later...
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#include "nsILoadGroup.h"
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#include "nsIInterfaceRequestor.h"
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#include "nsCOMPtr.h"
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#include "nsIServiceManager.h"
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#include "nsIChannel.h"
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#include "nsILocalFile.h"
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#include "nsIInputStream.h"
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#include "nsIOutputStream.h"
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#include "prio.h" // for read/write modes, etc.
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inline nsresult
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NS_NewFileChannel(nsIFile* file,
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PRInt32 mode,
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const char* contentType,
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PRUint32 contentLength,
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nsILoadGroup* group,
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nsIInterfaceRequestor* notificationCallbacks,
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nsLoadFlags loadAttributes,
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nsIURI* originalURI,
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PRUint32 bufferSegmentSize,
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PRUint32 bufferMaxSize,
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nsIFileChannel **result)
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{
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nsresult rv;
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nsCOMPtr<nsIFileChannel> channel;
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static NS_DEFINE_CID(kFileChannelCID, NS_FILECHANNEL_CID);
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rv = nsComponentManager::CreateInstance(kFileChannelCID,
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nsnull,
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NS_GET_IID(nsIFileChannel),
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getter_AddRefs(channel));
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if (NS_FAILED(rv)) return rv;
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rv = channel->Init(file, mode, contentType, contentLength, group,
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notificationCallbacks, loadAttributes, originalURI,
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bufferSegmentSize, bufferMaxSize);
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if (NS_FAILED(rv)) return rv;
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*result = channel;
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NS_ADDREF(*result);
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return NS_OK;
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}
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inline nsresult
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NS_NewFileInputStream(nsIFile* file, nsIInputStream* *result)
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{
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nsresult rv;
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nsCOMPtr<nsIFileInputStream> in;
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static NS_DEFINE_CID(kFileInputStreamCID, NS_FILEINPUTSTREAM_CID);
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rv = nsComponentManager::CreateInstance(kFileInputStreamCID,
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nsnull,
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NS_GET_IID(nsIFileInputStream),
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getter_AddRefs(in));
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if (NS_FAILED(rv)) return rv;
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nsCOMPtr<nsILocalFile> localFile = do_QueryInterface(file, &rv);
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if (NS_FAILED(rv)) return rv;
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rv = in->Init(localFile);
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if (NS_FAILED(rv)) return rv;
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*result = in;
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NS_ADDREF(*result);
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return NS_OK;
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}
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inline nsresult
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NS_NewFileOutputStream(nsIFile* file, PRInt32 flags, PRInt32 mode,
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nsIOutputStream* *result)
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{
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nsresult rv;
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nsCOMPtr<nsIFileOutputStream> out;
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static NS_DEFINE_CID(kFileOutputStreamCID, NS_FILEOUTPUTSTREAM_CID);
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rv = nsComponentManager::CreateInstance(kFileOutputStreamCID,
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nsnull,
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NS_GET_IID(nsIFileOutputStream),
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getter_AddRefs(out));
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if (NS_FAILED(rv)) return rv;
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nsCOMPtr<nsILocalFile> localFile = do_QueryInterface(file, &rv);
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if (NS_FAILED(rv)) return rv;
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rv = out->Init(localFile, flags, mode);
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if (NS_FAILED(rv)) return rv;
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*result = out;
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NS_ADDREF(*result);
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return NS_OK;
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}
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////////////////////////////////////////////////////////////////////////////////
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inline nsresult
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NS_NewBufferedInputStream(nsIInputStream* str, PRUint32 bufferSize,
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nsIInputStream* *result)
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{
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nsresult rv;
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nsCOMPtr<nsIBufferedInputStream> in;
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static NS_DEFINE_CID(kBufferedInputStreamCID, NS_BUFFEREDINPUTSTREAM_CID);
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rv = nsComponentManager::CreateInstance(kBufferedInputStreamCID,
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nsnull,
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NS_GET_IID(nsIBufferedInputStream),
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getter_AddRefs(in));
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if (NS_FAILED(rv)) return rv;
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rv = in->Init(str, bufferSize);
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if (NS_FAILED(rv)) return rv;
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*result = in;
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NS_ADDREF(*result);
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return NS_OK;
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}
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inline nsresult
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NS_NewBufferedOutputStream(nsIOutputStream* str, PRUint32 bufferSize,
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nsIOutputStream* *result)
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{
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nsresult rv;
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nsCOMPtr<nsIBufferedOutputStream> out;
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static NS_DEFINE_CID(kBufferedOutputStreamCID, NS_BUFFEREDOUTPUTSTREAM_CID);
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rv = nsComponentManager::CreateInstance(kBufferedOutputStreamCID,
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nsnull,
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NS_GET_IID(nsIBufferedOutputStream),
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getter_AddRefs(out));
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if (NS_FAILED(rv)) return rv;
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rv = out->Init(str, bufferSize);
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if (NS_FAILED(rv)) return rv;
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*result = out;
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NS_ADDREF(*result);
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return NS_OK;
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}
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%}
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