diff options
Diffstat (limited to 'src/libs/xpcom18a4/xpcom/obsolete/nsFileSpecImpl.cpp')
| -rw-r--r-- | src/libs/xpcom18a4/xpcom/obsolete/nsFileSpecImpl.cpp | 879 |
1 files changed, 879 insertions, 0 deletions
diff --git a/src/libs/xpcom18a4/xpcom/obsolete/nsFileSpecImpl.cpp b/src/libs/xpcom18a4/xpcom/obsolete/nsFileSpecImpl.cpp new file mode 100644 index 00000000..b0e3cc15 --- /dev/null +++ b/src/libs/xpcom18a4/xpcom/obsolete/nsFileSpecImpl.cpp @@ -0,0 +1,879 @@ +/* -*- Mode: C++; tab-width: 2; 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 mozilla.org code. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1998 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Pierre Phaneuf <pp@ludusdesign.com> + * + * Alternatively, the contents of this file may be used under the terms of + * either of 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 ***** */ + +#include "nsFileSpecImpl.h"// Always first, to ensure that it compiles alone. + +#include "nsIFileStream.h" +#include "nsFileStream.h" + +#include "nsILocalFile.h" +#include "nsNativeCharsetUtils.h" + +#include "prmem.h" + +NS_IMPL_THREADSAFE_ISUPPORTS1(nsFileSpecImpl, nsIFileSpec) + +#ifdef NS_DEBUG +#define TEST_OUT_PTR(p) \ + if (!(p)) \ + return NS_ERROR_NULL_POINTER; +#else +#define TEST_OUT_PTR(p) +#endif + +//---------------------------------------------------------------------------------------- +nsFileSpecImpl::nsFileSpecImpl() +//---------------------------------------------------------------------------------------- + : mInputStream(nsnull) + , mOutputStream(nsnull) +{ +// NS_ASSERTION(0, "nsFileSpec is unsupported - use nsIFile!"); + +} + +//---------------------------------------------------------------------------------------- +nsFileSpecImpl::nsFileSpecImpl(const nsFileSpec& inSpec) +//---------------------------------------------------------------------------------------- + : mFileSpec(inSpec) + , mInputStream(nsnull) + , mOutputStream(nsnull) +{ +// NS_ASSERTION(0, "nsFileSpec is unsupported - use nsIFile!"); + +} + +//---------------------------------------------------------------------------------------- +nsFileSpecImpl::~nsFileSpecImpl() +//---------------------------------------------------------------------------------------- +{ + CloseStream(); +} + +//---------------------------------------------------------------------------------------- +/* static */ +nsresult nsFileSpecImpl::MakeInterface(const nsFileSpec& inSpec, nsIFileSpec** result) +//---------------------------------------------------------------------------------------- +{ + nsFileSpecImpl* it = new nsFileSpecImpl(inSpec); + if (!it) + return NS_ERROR_OUT_OF_MEMORY; + return it->QueryInterface(NS_GET_IID(nsIFileSpec), (void **) result); +} // nsFileSpecImpl::MakeInterface + +#define FILESPEC(ifilespec) ((nsFileSpecImpl*)ifilespec)->mFileSpec + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::FromFileSpec(const nsIFileSpec *original) +//---------------------------------------------------------------------------------------- +{ + if (original) { + nsresult rv = ((nsIFileSpec *)original)->GetFileSpec( &mFileSpec); + if (NS_SUCCEEDED( rv)) + return mFileSpec.Error(); + else + return( rv); + } + else + return( NS_ERROR_FAILURE); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::IsChildOf(nsIFileSpec *possibleParent, + PRBool *_retval) +{ + *_retval = mFileSpec.IsChildOf(FILESPEC(possibleParent)); + return mFileSpec.Error(); +} +//---------------------------------------------------------------------------------------- + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::GetURLString(char * *aURLString) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(aURLString) + if (mFileSpec.Failed()) + return mFileSpec.Error(); + nsFileURL url(mFileSpec); + *aURLString = nsCRT::strdup(url.GetURLString()); + if (!*aURLString) + return NS_ERROR_OUT_OF_MEMORY; + return NS_OK; +} // nsFileSpecImpl::GetURLString + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::SetURLString(const char * aURLString) +//---------------------------------------------------------------------------------------- +{ + mFileSpec = nsFileURL(aURLString); + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::GetUnixStyleFilePath(char * *aUnixStyleFilePath) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(aUnixStyleFilePath) + if (mFileSpec.Failed()) + return mFileSpec.Error(); + nsFilePath path(mFileSpec); + *aUnixStyleFilePath = nsCRT::strdup((const char*) path); + if (!*aUnixStyleFilePath) + return NS_ERROR_OUT_OF_MEMORY; + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::SetUnixStyleFilePath(const char * aUnixStyleFilePath) +//---------------------------------------------------------------------------------------- +{ + mFileSpec = nsFilePath(aUnixStyleFilePath); + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::GetPersistentDescriptorString(char * *aPersistentDescriptorString) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(aPersistentDescriptorString) + if (mFileSpec.Failed()) + return mFileSpec.Error(); + nsPersistentFileDescriptor desc(mFileSpec); + nsCAutoString data; + desc.GetData(data); + *aPersistentDescriptorString = ToNewCString(data); + if (!*aPersistentDescriptorString) + return NS_ERROR_OUT_OF_MEMORY; + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::SetPersistentDescriptorString(const char * aPersistentDescriptorString) +//---------------------------------------------------------------------------------------- +{ + nsPersistentFileDescriptor desc(mFileSpec); + desc.SetData(nsDependentCString(aPersistentDescriptorString)); + mFileSpec = desc; + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::GetNativePath(char * *aNativePath) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(aNativePath) + if (mFileSpec.Failed()) + return mFileSpec.Error(); + *aNativePath = nsCRT::strdup(mFileSpec.GetNativePathCString()); + if (!*aNativePath) + return NS_ERROR_OUT_OF_MEMORY; + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::SetNativePath(const char * aNativePath) +//---------------------------------------------------------------------------------------- +{ + mFileSpec = aNativePath; + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::GetUnicodePath(nsAString & aUnicodePath) +//---------------------------------------------------------------------------------------- +{ + nsCAutoString native; + native = mFileSpec.GetNativePathCString(); + NS_CopyNativeToUnicode(native, aUnicodePath); + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::SetUnicodePath(const nsAString & aUnicodePath) +//---------------------------------------------------------------------------------------- +{ + nsCAutoString native; + + NS_CopyUnicodeToNative(aUnicodePath, native); + mFileSpec = native.get(); + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::GetNSPRPath(char * *aNSPRPath) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(aNSPRPath) + if (mFileSpec.Failed()) + return mFileSpec.Error(); + nsNSPRPath path(mFileSpec); + *aNSPRPath = nsCRT::strdup((const char*) path); + if (!*aNSPRPath) + return NS_ERROR_OUT_OF_MEMORY; + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::Error() +//---------------------------------------------------------------------------------------- +{ + return mFileSpec.Error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::IsValid(PRBool *_retval) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(_retval) + *_retval = mFileSpec.Valid(); + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::Failed(PRBool *_retval) +//---------------------------------------------------------------------------------------- +{ + *_retval = mFileSpec.Failed(); + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::GetLeafName(char * *aLeafName) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(aLeafName) + *aLeafName = mFileSpec.GetLeafName(); + return mFileSpec.Error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::SetLeafName(const char * aLeafName) +//---------------------------------------------------------------------------------------- +{ + mFileSpec.SetLeafName(aLeafName); + return mFileSpec.Error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::GetParent(nsIFileSpec * *aParent) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(aParent) + nsFileSpec parent; + mFileSpec.GetParent(parent); + return MakeInterface(parent, aParent); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::MakeUnique() +//---------------------------------------------------------------------------------------- +{ + mFileSpec.MakeUnique(); + return mFileSpec.Error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::MakeUniqueWithSuggestedName(const char *suggestedName) +//---------------------------------------------------------------------------------------- +{ + mFileSpec.MakeUnique(suggestedName); + return mFileSpec.Error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::GetModDate(PRUint32 *aModDate) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(aModDate) + nsFileSpec::TimeStamp stamp; + mFileSpec.GetModDate(stamp); + *aModDate = stamp; + return mFileSpec.Error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::ModDateChanged(PRUint32 oldStamp, PRBool *_retval) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(_retval) + *_retval = mFileSpec.ModDateChanged(oldStamp); + return mFileSpec.Error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::IsDirectory(PRBool *_retval) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(_retval) + *_retval = mFileSpec.IsDirectory(); + return mFileSpec.Error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::IsFile(PRBool *_retval) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(_retval) + *_retval = mFileSpec.IsFile(); + return mFileSpec.Error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::Exists(PRBool *_retval) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(_retval) + *_retval = mFileSpec.Exists(); + return mFileSpec.Error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::IsHidden(PRBool *_retval) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(_retval) + *_retval = mFileSpec.IsHidden(); + return mFileSpec.Error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::IsSymlink(PRBool *_retval) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(_retval) + *_retval = mFileSpec.IsSymlink(); + return mFileSpec.Error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::ResolveSymlink() +//---------------------------------------------------------------------------------------- +{ + PRBool ignore; + return mFileSpec.ResolveSymlink(ignore); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::GetFileSize(PRUint32 *aFileSize) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(aFileSize) + *aFileSize = mFileSpec.GetFileSize(); + return mFileSpec.Error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::GetDiskSpaceAvailable(PRInt64 *aDiskSpaceAvailable) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(aDiskSpaceAvailable) + *aDiskSpaceAvailable = mFileSpec.GetDiskSpaceAvailable(); + return mFileSpec.Error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::AppendRelativeUnixPath(const char *relativePath) +//---------------------------------------------------------------------------------------- +{ + mFileSpec += relativePath; + return mFileSpec.Error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::Touch() +//---------------------------------------------------------------------------------------- +{ + // create an empty file, like the UNIX touch command. + nsresult rv; + rv = OpenStreamForWriting(); + if (NS_FAILED(rv)) return rv; + rv = CloseStream(); + return rv; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::CreateDir() +//---------------------------------------------------------------------------------------- +{ + mFileSpec.CreateDir(); + return mFileSpec.Error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::Delete(PRBool aRecursive) +//---------------------------------------------------------------------------------------- +{ + mFileSpec.Delete(aRecursive); + return mFileSpec.Error(); +} +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::Truncate(PRInt32 aNewLength) +//---------------------------------------------------------------------------------------- +{ + return mFileSpec.Truncate(aNewLength); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::Rename(const char *newLeafName) +//---------------------------------------------------------------------------------------- +{ + return mFileSpec.Rename(newLeafName); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::CopyToDir(const nsIFileSpec *newParentDir) +//---------------------------------------------------------------------------------------- +{ + return mFileSpec.CopyToDir(FILESPEC(newParentDir)); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::MoveToDir(const nsIFileSpec *newParentDir) +//---------------------------------------------------------------------------------------- +{ + return mFileSpec.MoveToDir(FILESPEC(newParentDir)); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::Execute(const char *args) +//---------------------------------------------------------------------------------------- +{ + return mFileSpec.Execute(args); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::OpenStreamForReading() +//---------------------------------------------------------------------------------------- +{ + if (mInputStream || mOutputStream) + return NS_ERROR_FAILURE; + return NS_NewTypicalInputFileStream((nsISupports**)&mInputStream, mFileSpec); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::OpenStreamForWriting() +//---------------------------------------------------------------------------------------- +{ + if (mInputStream || mOutputStream) + return NS_ERROR_FAILURE; + return NS_NewTypicalOutputFileStream((nsISupports**)&mOutputStream, mFileSpec); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::OpenStreamForReadingAndWriting() +//---------------------------------------------------------------------------------------- +{ + if (mInputStream || mOutputStream) + return NS_ERROR_FAILURE; + nsresult result = NS_NewTypicalInputFileStream((nsISupports**)&mInputStream, mFileSpec); + if (NS_SUCCEEDED(result)) + result = NS_NewTypicalOutputFileStream((nsISupports**)&mOutputStream, mFileSpec); + return result; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::CloseStream() +//---------------------------------------------------------------------------------------- +{ + NS_IF_RELEASE(mInputStream); + NS_IF_RELEASE(mOutputStream); + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::IsStreamOpen(PRBool *_retval) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(_retval) + *_retval = (mInputStream || mOutputStream); + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::GetInputStream(nsIInputStream** _retval) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(_retval) + if (!mInputStream) { + nsresult rv = OpenStreamForReading(); + if (NS_FAILED(rv)) return rv; + } + *_retval = mInputStream; + NS_IF_ADDREF(mInputStream); + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::GetOutputStream(nsIOutputStream** _retval) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(_retval) + if (!mOutputStream) { + nsresult rv = OpenStreamForWriting(); + if (NS_FAILED(rv)) return rv; + } + *_retval = mOutputStream; + NS_IF_ADDREF(mOutputStream); + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::SetFileContents(const char* inString) +//---------------------------------------------------------------------------------------- +{ + nsresult rv = OpenStreamForWriting(); + if (NS_FAILED(rv)) return rv; + PRInt32 count; + rv = Write(inString, PL_strlen(inString), &count); + nsresult rv2 = CloseStream(); + return NS_FAILED(rv) ? rv : rv2; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::GetFileContents(char** _retval) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(_retval) + *_retval = nsnull; + nsresult rv = OpenStreamForReading(); + if (NS_FAILED(rv)) return rv; + PRInt32 theSize; + rv = GetFileSize((PRUint32*)&theSize); + if (NS_SUCCEEDED(rv)) + rv = Read(_retval, theSize, &theSize); + if (NS_SUCCEEDED(rv)) + (*_retval)[theSize] = 0; + nsresult rv2 = CloseStream(); + return NS_FAILED(rv) ? rv : rv2; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::GetFileSpec(nsFileSpec *aFileSpec) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(aFileSpec) + *aFileSpec = mFileSpec; + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::Equals(nsIFileSpec *spec, PRBool *result) +//---------------------------------------------------------------------------------------- +{ + nsresult rv; + + if (!result || !spec) return NS_ERROR_NULL_POINTER; + + nsFileSpec otherSpec; + + rv = spec->GetFileSpec(&otherSpec); + if (NS_FAILED(rv)) return rv; + + if (mFileSpec == otherSpec) { + *result = PR_TRUE; + } + else { + *result = PR_FALSE; + } + + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::SetFromFileSpec(const nsFileSpec& aFileSpec) +//---------------------------------------------------------------------------------------- +{ + mFileSpec = aFileSpec; + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::Eof(PRBool *_retval) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(_retval) + if (!mInputStream) + return NS_ERROR_NULL_POINTER; + nsInputFileStream s(mInputStream); + *_retval = s.eof(); + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::Read(char** buffer, PRInt32 requestedCount, PRInt32 *_retval) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(_retval) + TEST_OUT_PTR(buffer) + if (!mInputStream) { + nsresult rv = OpenStreamForReading(); + if (NS_FAILED(rv)) return rv; + } + if (!*buffer) + *buffer = (char*)PR_Malloc(requestedCount + 1); + if (!mInputStream) + return NS_ERROR_NULL_POINTER; + nsInputFileStream s(mInputStream); + *_retval = s.read(*buffer, requestedCount); + return s.error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::ReadLine(char** line, PRInt32 bufferSize, PRBool *wasTruncated) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(wasTruncated) + TEST_OUT_PTR(line) + if (!mInputStream) { + nsresult rv = OpenStreamForReading(); + if (NS_FAILED(rv)) return rv; + } + if (!*line) + *line = (char*)PR_Malloc(bufferSize + 1); + if (!mInputStream) + return NS_ERROR_NULL_POINTER; + nsInputFileStream s(mInputStream); + *wasTruncated = !s.readline(*line, bufferSize); + return s.error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::Write(const char * data, PRInt32 requestedCount, PRInt32 *_retval) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(_retval) + //if (!mOutputStream) + // return NS_ERROR_NULL_POINTER; + if (!mOutputStream) { + nsresult rv = OpenStreamForWriting(); + if (NS_FAILED(rv)) + return rv; + } + nsOutputFileStream s(mOutputStream); + *_retval = s.write(data, requestedCount); + return s.error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::Flush() +//---------------------------------------------------------------------------------------- +{ + if (!mOutputStream) + return NS_ERROR_NULL_POINTER; + nsOutputFileStream s(mOutputStream); + s.flush(); + return s.error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::Seek(PRInt32 offset) +//---------------------------------------------------------------------------------------- +{ + nsresult result = NS_OK; + if (mOutputStream) + { + nsOutputFileStream os(mOutputStream); + os.seek(offset); + result = os.error(); + } + if (NS_SUCCEEDED(result) && mInputStream) + { + nsInputFileStream is(mInputStream); + is.seek(offset); + result = is.error(); + } + return result; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::Tell(PRInt32 *_retval) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(_retval) + if (!mInputStream) + return NS_ERROR_NULL_POINTER; + nsInputFileStream s(mInputStream); + *_retval = s.tell(); + return s.error(); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::EndLine() +//---------------------------------------------------------------------------------------- +{ + nsOutputFileStream s(mOutputStream); + s << nsEndl; + return s.error(); +} + +NS_IMPL_ISUPPORTS1(nsDirectoryIteratorImpl, nsIDirectoryIterator) + +//---------------------------------------------------------------------------------------- +nsDirectoryIteratorImpl::nsDirectoryIteratorImpl() +//---------------------------------------------------------------------------------------- + : mDirectoryIterator(nsnull) +{ +} + +//---------------------------------------------------------------------------------------- +nsDirectoryIteratorImpl::~nsDirectoryIteratorImpl() +//---------------------------------------------------------------------------------------- +{ + delete mDirectoryIterator; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsDirectoryIteratorImpl::Init(nsIFileSpec *parent, PRBool resolveSymlink) +//---------------------------------------------------------------------------------------- +{ + delete mDirectoryIterator; + mDirectoryIterator = new nsDirectoryIterator(FILESPEC(parent), resolveSymlink); + if (!mDirectoryIterator) + return NS_ERROR_OUT_OF_MEMORY; + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsDirectoryIteratorImpl::Exists(PRBool *_retval) +//---------------------------------------------------------------------------------------- +{ + TEST_OUT_PTR(_retval) + if (!mDirectoryIterator) + return NS_ERROR_NULL_POINTER; + *_retval = mDirectoryIterator->Exists(); + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsDirectoryIteratorImpl::Next() +//---------------------------------------------------------------------------------------- +{ + if (!mDirectoryIterator) + return NS_ERROR_NULL_POINTER; + (*mDirectoryIterator)++; + return NS_OK; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsDirectoryIteratorImpl::GetCurrentSpec(nsIFileSpec * *aCurrentSpec) +//---------------------------------------------------------------------------------------- +{ + if (!mDirectoryIterator) + return NS_ERROR_NULL_POINTER; + return nsFileSpecImpl::MakeInterface(mDirectoryIterator->Spec(), aCurrentSpec); +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsDirectoryIteratorImpl::Create(nsISupports* outer, const nsIID& aIID, void* *aIFileSpec) +//---------------------------------------------------------------------------------------- +{ + if (aIFileSpec == NULL) + return NS_ERROR_NULL_POINTER; + + nsDirectoryIteratorImpl* it = new nsDirectoryIteratorImpl; + if (!it) + return NS_ERROR_OUT_OF_MEMORY; + + nsresult rv = it->QueryInterface(aIID, aIFileSpec); + if (NS_FAILED(rv)) + { + delete it; + return rv; + } + return rv; +} + +//---------------------------------------------------------------------------------------- +NS_IMETHODIMP nsFileSpecImpl::Create(nsISupports* outer, const nsIID& aIID, void* *aIFileSpec) +//---------------------------------------------------------------------------------------- +{ + if (aIFileSpec == NULL) + return NS_ERROR_NULL_POINTER; + + nsFileSpecImpl* it = new nsFileSpecImpl; + if (!it) + return NS_ERROR_OUT_OF_MEMORY; + + nsresult rv = it->QueryInterface(aIID, aIFileSpec); + if (NS_FAILED(rv)) + { + delete it; + return rv; + } + return rv; +} + +//---------------------------------------------------------------------------------------- +nsresult NS_NewFileSpecWithSpec(const nsFileSpec& aSrcFileSpec, nsIFileSpec **result) +//---------------------------------------------------------------------------------------- +{ + if (!result) + return NS_ERROR_NULL_POINTER; + + return nsFileSpecImpl::MakeInterface(aSrcFileSpec, result); +} + +//---------------------------------------------------------------------------------------- +nsresult NS_NewFileSpec(nsIFileSpec** result) +//---------------------------------------------------------------------------------------- +{ + return nsFileSpecImpl::Create(nsnull, NS_GET_IID(nsIFileSpec), (void**)result); +} + +//---------------------------------------------------------------------------------------- +nsresult NS_NewFileSpecFromIFile(nsIFile *aFile, nsIFileSpec **result) +//---------------------------------------------------------------------------------------- +{ + nsresult rv = nsFileSpecImpl::Create(nsnull, NS_GET_IID(nsIFileSpec), (void**)result); + if (NS_FAILED(rv)) return rv; + + nsCAutoString path; + rv = aFile->GetNativePath(path); + if (NS_FAILED(rv)) return rv; + + rv = (*result)->SetNativePath(path.get()); + if (NS_FAILED(rv)) + NS_RELEASE(*result); + return rv; +} + +//---------------------------------------------------------------------------------------- +nsresult NS_NewDirectoryIterator(nsIDirectoryIterator** result) +//---------------------------------------------------------------------------------------- +{ + return nsDirectoryIteratorImpl::Create(nsnull, NS_GET_IID(nsIDirectoryIterator), (void**)result); +} |