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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 16:49:04 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 16:49:04 +0000
commit16f504a9dca3fe3b70568f67b7d41241ae485288 (patch)
treec60f36ada0496ba928b7161059ba5ab1ab224f9d /src/libs/xpcom18a4/xpcom/obsolete/nsFileSpecUnix.cpp
parentInitial commit. (diff)
downloadvirtualbox-upstream.tar.xz
virtualbox-upstream.zip
Adding upstream version 7.0.6-dfsg.upstream/7.0.6-dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/libs/xpcom18a4/xpcom/obsolete/nsFileSpecUnix.cpp')
-rw-r--r--src/libs/xpcom18a4/xpcom/obsolete/nsFileSpecUnix.cpp703
1 files changed, 703 insertions, 0 deletions
diff --git a/src/libs/xpcom18a4/xpcom/obsolete/nsFileSpecUnix.cpp b/src/libs/xpcom18a4/xpcom/obsolete/nsFileSpecUnix.cpp
new file mode 100644
index 00000000..8acb6330
--- /dev/null
+++ b/src/libs/xpcom18a4/xpcom/obsolete/nsFileSpecUnix.cpp
@@ -0,0 +1,703 @@
+/* -*- 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):
+ * Henry Sobotka <sobotka@axess.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 ***** */
+
+// This file is included by nsFileSpec.cpp, and includes the Unix-specific
+// implementations.
+
+#include <sys/stat.h>
+#include <sys/param.h>
+#include <errno.h>
+#include <dirent.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <limits.h>
+#include "xpcom-private.h"
+#include "nsError.h"
+#include "prio.h" /* for PR_Rename */
+#include "nsAutoBuffer.h"
+
+#if defined(_SCO_DS)
+#define _SVID3 /* for statvfs.h */
+#endif
+
+#ifdef HAVE_SYS_STATVFS_H
+#include <sys/statvfs.h>
+#endif
+
+#ifdef HAVE_SYS_VFS_H
+#include <sys/vfs.h>
+#endif
+
+#ifdef HAVE_SYS_STATFS_H
+#include <sys/statfs.h>
+#endif
+
+#ifdef HAVE_SYS_MOUNT_H
+#include <sys/mount.h>
+#undef Free
+#endif
+
+#ifdef HAVE_STATVFS
+#define STATFS statvfs
+#else
+#define STATFS statfs
+#endif
+
+#ifndef MAXPATHLEN
+#define MAXPATHLEN 1024 /* Guessing this is okay. Works for SCO. */
+#endif
+
+#if defined(__QNX__)
+#include <unix.h> /* for realpath */
+#define f_bavail f_bfree
+extern "C" int truncate(const char *, off_t);
+#endif
+
+#if defined(SUNOS4)
+extern "C" int statfs(char *, struct statfs *);
+#endif
+
+#if defined(OSF1)
+extern "C" int statvfs(const char *, struct statvfs *);
+#endif
+
+#ifdef XP_MACOSX
+static void CopyUTF8toUTF16NFC(const nsACString& aSrc, nsAString& aResult);
+#endif
+
+//----------------------------------------------------------------------------------------
+void nsFileSpecHelpers::Canonify(nsSimpleCharString& ioPath, PRBool inMakeDirs)
+// Canonify, make absolute, and check whether directories exist
+//----------------------------------------------------------------------------------------
+{
+ if (ioPath.IsEmpty())
+ return;
+ if (inMakeDirs)
+ {
+ const mode_t mode = 0700;
+ nsFileSpecHelpers::MakeAllDirectories((const char*)ioPath, mode);
+ }
+
+ errno = 0; // needed?
+
+ if (ioPath[0] != '/')
+ {
+ // the ioPath that was passed in is relative. We must cat it to the cwd.
+ char buffer[MAXPATHLEN];
+
+ (void) getcwd(buffer, MAXPATHLEN);
+
+ strcat(buffer, "/");
+ strcat(buffer, ioPath);
+
+ ioPath = buffer;
+ }
+} // nsFileSpecHelpers::Canonify
+
+//----------------------------------------------------------------------------------------
+void nsFileSpec::SetLeafName(const char* inLeafName)
+//----------------------------------------------------------------------------------------
+{
+ mPath.LeafReplace('/', inLeafName);
+} // nsFileSpec::SetLeafName
+
+//----------------------------------------------------------------------------------------
+char* nsFileSpec::GetLeafName() const
+//----------------------------------------------------------------------------------------
+{
+#ifndef XP_MACOSX
+ return mPath.GetLeaf('/');
+#else
+ char *name = mPath.GetLeaf('/');
+ if (!name || !*name)
+ return name;
+ nsAutoString nameInNFC;
+ CopyUTF8toUTF16NFC(nsDependentCString(name), nameInNFC);
+ nsCRT::free(name);
+ return nsCRT::strdup(NS_ConvertUTF16toUTF8(nameInNFC).get());
+#endif
+} // nsFileSpec::GetLeafName
+
+//----------------------------------------------------------------------------------------
+PRBool nsFileSpec::Exists() const
+//----------------------------------------------------------------------------------------
+{
+ struct stat st;
+ return !mPath.IsEmpty() && 0 == stat(mPath, &st);
+} // nsFileSpec::Exists
+
+//----------------------------------------------------------------------------------------
+void nsFileSpec::GetModDate(TimeStamp& outStamp) const
+//----------------------------------------------------------------------------------------
+{
+ struct stat st;
+ if (!mPath.IsEmpty() && stat(mPath, &st) == 0)
+ outStamp = st.st_mtime;
+ else
+ outStamp = 0;
+} // nsFileSpec::GetModDate
+
+//----------------------------------------------------------------------------------------
+PRUint32 nsFileSpec::GetFileSize() const
+//----------------------------------------------------------------------------------------
+{
+ struct stat st;
+ if (!mPath.IsEmpty() && stat(mPath, &st) == 0)
+ return (PRUint32)st.st_size;
+ return 0;
+} // nsFileSpec::GetFileSize
+
+//----------------------------------------------------------------------------------------
+PRBool nsFileSpec::IsFile() const
+//----------------------------------------------------------------------------------------
+{
+ struct stat st;
+ return !mPath.IsEmpty() && stat(mPath, &st) == 0 && S_ISREG(st.st_mode);
+} // nsFileSpec::IsFile
+
+//----------------------------------------------------------------------------------------
+PRBool nsFileSpec::IsDirectory() const
+//----------------------------------------------------------------------------------------
+{
+ struct stat st;
+ return !mPath.IsEmpty() && 0 == stat(mPath, &st) && S_ISDIR(st.st_mode);
+} // nsFileSpec::IsDirectory
+
+//----------------------------------------------------------------------------------------
+PRBool nsFileSpec::IsHidden() const
+//----------------------------------------------------------------------------------------
+{
+ PRBool hidden = PR_FALSE;
+ char *leafname = GetLeafName();
+ if (nsnull != leafname)
+ {
+ // rjc: don't return ".", "..", or any file/directory that begins with a "."
+
+ /* if ((!strcmp(leafname, ".")) || (!strcmp(leafname, ".."))) */
+ if (leafname[0] == '.')
+ {
+ hidden = PR_TRUE;
+ }
+ nsCRT::free(leafname);
+ }
+ return hidden;
+} // nsFileSpec::IsHidden
+
+//----------------------------------------------------------------------------------------
+PRBool nsFileSpec::IsSymlink() const
+//----------------------------------------------------------------------------------------
+{
+ struct stat st;
+ if (!mPath.IsEmpty() && stat(mPath, &st) == 0 && S_ISLNK(st.st_mode))
+ return PR_TRUE;
+
+ return PR_FALSE;
+} // nsFileSpec::IsSymlink
+
+//----------------------------------------------------------------------------------------
+nsresult nsFileSpec::ResolveSymlink(PRBool& wasAliased)
+//----------------------------------------------------------------------------------------
+{
+ wasAliased = PR_FALSE;
+
+ char resolvedPath[MAXPATHLEN];
+ int charCount = readlink(mPath, (char*)&resolvedPath, MAXPATHLEN);
+ if (0 < charCount)
+ {
+ if (MAXPATHLEN > charCount)
+ resolvedPath[charCount] = '\0';
+
+ wasAliased = PR_TRUE;
+
+ /* if it's not an absolute path,
+ replace the leaf with what got resolved */
+ if (resolvedPath[0] != '/') {
+ SetLeafName(resolvedPath);
+ }
+ else {
+ mPath = (char*)&resolvedPath;
+ }
+
+ char* canonicalPath = realpath((const char *)mPath, resolvedPath);
+ NS_ASSERTION(canonicalPath, "realpath failed");
+ if (canonicalPath) {
+ mPath = (char*)&resolvedPath;
+ }
+ else {
+ return NS_ERROR_FAILURE;
+ }
+ }
+
+ return NS_OK;
+} // nsFileSpec::ResolveSymlink
+
+
+//----------------------------------------------------------------------------------------
+void nsFileSpec::GetParent(nsFileSpec& outSpec) const
+//----------------------------------------------------------------------------------------
+{
+ outSpec.mPath = mPath;
+ char* chars = (char*)outSpec.mPath;
+ chars[outSpec.mPath.Length() - 1] = '\0'; // avoid trailing separator, if any
+ char* cp = strrchr(chars, '/');
+ if (cp++)
+ outSpec.mPath.SetLength(cp - chars); // truncate.
+} // nsFileSpec::GetParent
+
+//----------------------------------------------------------------------------------------
+void nsFileSpec::operator += (const char* inRelativePath)
+//----------------------------------------------------------------------------------------
+{
+ NS_ASSERTION(inRelativePath, "Attempt to do += with a null string");
+
+ if (!inRelativePath || mPath.IsEmpty())
+ return;
+
+ char endChar = mPath[(int)(strlen(mPath) - 1)];
+ if (endChar == '/')
+ mPath += "x";
+ else
+ mPath += "/x";
+ SetLeafName(inRelativePath);
+} // nsFileSpec::operator +=
+
+//----------------------------------------------------------------------------------------
+void nsFileSpec::CreateDirectory(int mode)
+//----------------------------------------------------------------------------------------
+{
+ // Note that mPath is canonical!
+ if (mPath.IsEmpty())
+ return;
+ mkdir(mPath, mode);
+} // nsFileSpec::CreateDirectory
+
+//----------------------------------------------------------------------------------------
+void nsFileSpec::Delete(PRBool inRecursive) const
+// To check if this worked, call Exists() afterwards, see?
+//----------------------------------------------------------------------------------------
+{
+ if (IsDirectory())
+ {
+ if (inRecursive)
+ {
+ for (nsDirectoryIterator i(*this, PR_FALSE); i.Exists(); i++)
+ {
+ nsFileSpec& child = (nsFileSpec&)i;
+ child.Delete(inRecursive);
+ }
+ }
+ rmdir(mPath);
+ }
+ else if (!mPath.IsEmpty())
+ remove(mPath);
+} // nsFileSpec::Delete
+
+//----------------------------------------------------------------------------------------
+void nsFileSpec::RecursiveCopy(nsFileSpec newDir) const
+//----------------------------------------------------------------------------------------
+{
+ if (IsDirectory())
+ {
+ if (!(newDir.Exists()))
+ {
+ newDir.CreateDirectory();
+ }
+
+ for (nsDirectoryIterator i(*this, PR_FALSE); i.Exists(); i++)
+ {
+ nsFileSpec& child = (nsFileSpec&)i;
+
+ if (child.IsDirectory())
+ {
+ nsFileSpec tmpDirSpec(newDir);
+
+ char *leafname = child.GetLeafName();
+ tmpDirSpec += leafname;
+ nsCRT::free(leafname);
+
+ child.RecursiveCopy(tmpDirSpec);
+ }
+ else
+ {
+ child.RecursiveCopy(newDir);
+ }
+ }
+ }
+ else if (!mPath.IsEmpty())
+ {
+ nsFileSpec& filePath = (nsFileSpec&) *this;
+
+ if (!(newDir.Exists()))
+ {
+ newDir.CreateDirectory();
+ }
+
+ filePath.CopyToDir(newDir);
+ }
+} // nsFileSpec::RecursiveCopy
+
+
+//----------------------------------------------------------------------------------------
+nsresult nsFileSpec::Truncate(PRInt32 offset) const
+//----------------------------------------------------------------------------------------
+{
+ char* Path = nsCRT::strdup(mPath);
+
+ int rv = truncate(Path, offset) ;
+
+ nsCRT::free(Path) ;
+
+ if(!rv)
+ return NS_OK ;
+ else
+ return NS_ERROR_FAILURE ;
+} // nsFileSpec::Truncate
+
+//----------------------------------------------------------------------------------------
+nsresult nsFileSpec::Rename(const char* inNewName)
+//----------------------------------------------------------------------------------------
+{
+ NS_ASSERTION(inNewName, "Attempt to Rename with a null string");
+
+ // This function should not be used to move a file on disk.
+ if (mPath.IsEmpty() || strchr(inNewName, '/'))
+ return NS_FILE_FAILURE;
+
+ char* oldPath = nsCRT::strdup(mPath);
+
+ SetLeafName(inNewName);
+
+ if (PR_Rename(oldPath, mPath) != NS_OK)
+ {
+ // Could not rename, set back to the original.
+ mPath = oldPath;
+ return NS_FILE_FAILURE;
+ }
+
+ nsCRT::free(oldPath);
+
+ return NS_OK;
+} // nsFileSpec::Rename
+
+//----------------------------------------------------------------------------------------
+static int CrudeFileCopy(const char* in, const char* out)
+//----------------------------------------------------------------------------------------
+{
+ struct stat in_stat;
+ int stat_result = -1;
+
+ char buf [1024];
+ FILE *ifp, *ofp;
+ int rbytes, wbytes;
+
+ if (!in || !out)
+ return -1;
+
+ stat_result = stat (in, &in_stat);
+
+ ifp = fopen (in, "r");
+ if (!ifp)
+ {
+ return -1;
+ }
+
+ ofp = fopen (out, "w");
+ if (!ofp)
+ {
+ fclose (ifp);
+ return -1;
+ }
+
+ while ((rbytes = fread (buf, 1, sizeof(buf), ifp)) > 0)
+ {
+ while (rbytes > 0)
+ {
+ if ( (wbytes = fwrite (buf, 1, rbytes, ofp)) < 0 )
+ {
+ fclose (ofp);
+ fclose (ifp);
+ unlink(out);
+ return -1;
+ }
+ rbytes -= wbytes;
+ }
+ }
+ fclose (ofp);
+ fclose (ifp);
+
+ if (stat_result == 0)
+ chmod (out, in_stat.st_mode & 0777);
+
+ return 0;
+} // nsFileSpec::Rename
+
+//----------------------------------------------------------------------------------------
+nsresult nsFileSpec::CopyToDir(const nsFileSpec& inParentDirectory) const
+//----------------------------------------------------------------------------------------
+{
+ // We can only copy into a directory, and (for now) can not copy entire directories
+ nsresult result = NS_FILE_FAILURE;
+
+ if (inParentDirectory.IsDirectory() && (! IsDirectory() ) )
+ {
+ char *leafname = GetLeafName();
+ nsSimpleCharString destPath(inParentDirectory.GetCString());
+ destPath += "/";
+ destPath += leafname;
+ nsCRT::free(leafname);
+ result = NS_FILE_RESULT(CrudeFileCopy(GetCString(), destPath));
+ }
+ return result;
+} // nsFileSpec::CopyToDir
+
+//----------------------------------------------------------------------------------------
+nsresult nsFileSpec::MoveToDir(const nsFileSpec& inNewParentDirectory)
+//----------------------------------------------------------------------------------------
+{
+ // We can only copy into a directory, and (for now) can not copy entire directories
+ nsresult result = NS_FILE_FAILURE;
+
+ if (inNewParentDirectory.IsDirectory() && !IsDirectory())
+ {
+ char *leafname = GetLeafName();
+ nsSimpleCharString destPath(inNewParentDirectory.GetCString());
+ destPath += "/";
+ destPath += leafname;
+ nsCRT::free(leafname);
+
+ result = NS_FILE_RESULT(CrudeFileCopy(GetCString(), (const char*)destPath));
+ if (result == NS_OK)
+ {
+ // cast to fix const-ness
+ ((nsFileSpec*)this)->Delete(PR_FALSE);
+
+ *this = inNewParentDirectory + GetLeafName();
+ }
+ }
+ return result;
+}
+
+//----------------------------------------------------------------------------------------
+nsresult nsFileSpec::Execute(const char* inArgs ) const
+//----------------------------------------------------------------------------------------
+{
+ nsresult result = NS_FILE_FAILURE;
+
+ if (!mPath.IsEmpty() && !IsDirectory())
+ {
+ nsSimpleCharString fileNameWithArgs = mPath + " " + inArgs;
+ result = NS_FILE_RESULT(system(fileNameWithArgs));
+ }
+
+ return result;
+
+} // nsFileSpec::Execute
+
+//----------------------------------------------------------------------------------------
+PRInt64 nsFileSpec::GetDiskSpaceAvailable() const
+//----------------------------------------------------------------------------------------
+{
+ PRInt64 bytes; /* XXX dougt needs to fix this */
+ LL_I2L(bytes , LONG_MAX); // initialize to all the space in the world?
+
+
+#if defined(HAVE_SYS_STATFS_H) || defined(HAVE_SYS_STATVFS_H)
+
+ char curdir [MAXPATHLEN];
+ if (mPath.IsEmpty())
+ {
+ (void) getcwd(curdir, MAXPATHLEN);
+ if (!curdir)
+ return bytes; /* hope for the best as we did in cheddar */
+ }
+ else
+ sprintf(curdir, "%.200s", (const char*)mPath);
+
+ struct STATFS fs_buf;
+#if defined(__QNX__) && !defined(HAVE_STATVFS) /* Maybe this should be handled differently? */
+ if (STATFS(curdir, &fs_buf, 0, 0) < 0)
+#else
+ if (STATFS(curdir, &fs_buf) < 0)
+#endif
+ return bytes; /* hope for the best as we did in cheddar */
+
+#ifdef DEBUG_DISK_SPACE
+ printf("DiskSpaceAvailable: %d bytes\n",
+ fs_buf.f_bsize * (fs_buf.f_bavail - 1));
+#endif
+
+ PRInt64 bsize,bavail;
+ LL_I2L( bsize, fs_buf.f_bsize );
+ LL_I2L( bavail, fs_buf.f_bavail - 1 );
+ LL_MUL( bytes, bsize, bavail );
+ return bytes;
+
+#else
+ /*
+ ** This platform doesn't have statfs or statvfs, so we don't have much
+ ** choice but to "hope for the best as we did in cheddar".
+ */
+ return bytes;
+#endif /* HAVE_SYS_STATFS_H or HAVE_SYS_STATVFS_H */
+
+} // nsFileSpec::GetDiskSpace()
+
+//========================================================================================
+// nsDirectoryIterator
+//========================================================================================
+
+//----------------------------------------------------------------------------------------
+nsDirectoryIterator::nsDirectoryIterator(const nsFileSpec& inDirectory, PRBool resolveSymLinks)
+//----------------------------------------------------------------------------------------
+ : mCurrent(inDirectory)
+ , mExists(PR_FALSE)
+ , mResoveSymLinks(resolveSymLinks)
+ , mStarting(inDirectory)
+ , mDir(nsnull)
+
+{
+ mStarting += "sysygy"; // save off the starting directory
+ mCurrent += "sysygy"; // prepare the path for SetLeafName
+ mDir = opendir((const char*)nsFilePath(inDirectory));
+ ++(*this);
+} // nsDirectoryIterator::nsDirectoryIterator
+
+//----------------------------------------------------------------------------------------
+nsDirectoryIterator::~nsDirectoryIterator()
+//----------------------------------------------------------------------------------------
+{
+ if (mDir)
+ closedir(mDir);
+} // nsDirectoryIterator::nsDirectoryIterator
+
+//----------------------------------------------------------------------------------------
+nsDirectoryIterator& nsDirectoryIterator::operator ++ ()
+//----------------------------------------------------------------------------------------
+{
+ mExists = PR_FALSE;
+ if (!mDir)
+ return *this;
+ const char dot[] = ".";
+ const char dotdot[] = "..";
+ struct dirent* entry = readdir(mDir);
+ if (entry && strcmp(entry->d_name, dot) == 0)
+ entry = readdir(mDir);
+ if (entry && strcmp(entry->d_name, dotdot) == 0)
+ entry = readdir(mDir);
+ if (entry)
+ {
+ mExists = PR_TRUE;
+ mCurrent = mStarting; // restore mCurrent to be the starting directory. ResolveSymlink() may have taken us to another directory
+ mCurrent.SetLeafName(entry->d_name);
+ if (mResoveSymLinks)
+ {
+ PRBool ignore;
+ mCurrent.ResolveSymlink(ignore);
+ }
+ }
+ return *this;
+} // nsDirectoryIterator::operator ++
+
+//----------------------------------------------------------------------------------------
+nsDirectoryIterator& nsDirectoryIterator::operator -- ()
+//----------------------------------------------------------------------------------------
+{
+ return ++(*this); // can't do it backwards.
+} // nsDirectoryIterator::operator --
+
+// Convert a UTF-8 string to a UTF-16 string while normalizing to
+// Normalization Form C (composed Unicode). We need this because
+// Mac OS X file system uses NFD (Normalization Form D : decomposed Unicode)
+// while most other OS', server-side programs usually expect NFC.
+
+#ifdef XP_MACOSX
+typedef void (*UnicodeNormalizer) (CFMutableStringRef, CFStringNormalizationForm);
+static void CopyUTF8toUTF16NFC(const nsACString& aSrc, nsAString& aResult)
+{
+ static PRBool sChecked = PR_FALSE;
+ static UnicodeNormalizer sUnicodeNormalizer = NULL;
+
+ // CFStringNormalize was not introduced until Mac OS 10.2
+ if (!sChecked) {
+ CFBundleRef carbonBundle =
+ CFBundleGetBundleWithIdentifier(CFSTR("com.apple.Carbon"));
+ if (carbonBundle)
+ sUnicodeNormalizer = (UnicodeNormalizer)
+ ::CFBundleGetFunctionPointerForName(carbonBundle,
+ CFSTR("CFStringNormalize"));
+ sChecked = PR_TRUE;
+ }
+
+ if (!sUnicodeNormalizer) { // OS X 10.1 or earlier
+ CopyUTF8toUTF16(aSrc, aResult);
+ return;
+ }
+
+ const nsAFlatCString &inFlatSrc = PromiseFlatCString(aSrc);
+
+ // The number of 16bit code units in a UTF-16 string will never be
+ // larger than the number of bytes in the corresponding UTF-8 string.
+ CFMutableStringRef inStr =
+ ::CFStringCreateMutable(NULL, inFlatSrc.Length());
+
+ if (!inStr) {
+ CopyUTF8toUTF16(aSrc, aResult);
+ return;
+ }
+
+ ::CFStringAppendCString(inStr, inFlatSrc.get(), kCFStringEncodingUTF8);
+
+ sUnicodeNormalizer(inStr, kCFStringNormalizationFormC);
+
+ CFIndex length = CFStringGetLength(inStr);
+ const UniChar* chars = CFStringGetCharactersPtr(inStr);
+
+ if (chars)
+ aResult.Assign(chars, length);
+ else {
+ nsAutoBuffer<UniChar, 512> buffer;
+ if (buffer.EnsureElemCapacity(length)) {
+ CFStringGetCharacters(inStr, CFRangeMake(0, length), buffer.get());
+ aResult.Assign(buffer.get(), length);
+ }
+ else
+ CopyUTF8toUTF16(aSrc, aResult);
+ }
+ CFRelease(inStr);
+}
+#endif