2 // Copyright (c) 2012 Samsung Electronics Co., Ltd.
4 // Licensed under the Apache License, Version 2.0 (the License);
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
8 // http://www.apache.org/licenses/LICENSE-2.0
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
18 * @file FIo_FileUtil.cpp
19 * @brief This is the implementation file for _FileUtil class.
26 #include <sys/types.h>
33 #include <unique_ptr.h>
36 #include <FIoDirectory.h>
37 #include <FBaseResult.h>
38 #include <FBaseSysLog.h>
40 #include <FBase_StringConverter.h>
41 #include <FBase_NativeError.h>
42 #include <FApp_AppInfo.h>
43 #include <FIo_FileAttributesImpl.h>
44 #include <FIo_SecureIoUtil.h>
45 #include <FIo_FileImpl.h>
46 #include <FIo_FileUtil.h>
49 using namespace Tizen::Base;
50 using namespace Tizen::App;
52 namespace Tizen { namespace Io
55 static const int _BASE_YEAR = 1900;
56 static const int _MAX_COPY_BYTES = 4096;
58 //Holds app path prefixes
59 static const char* filePathAppPrefix[] =
73 "/Storagecard/DownloadedAppPackages",
81 //Holds Media path prefixes
82 static const char* filePathMediaPrefix[] =
88 //Holds system path prefixes
89 static const char* filePathSystemPrefix[] =
91 "/system/configuration",
96 _FileUtil::Remove(const String& filePath)
99 unique_ptr<char[]> pFilePath(_StringConverter::CopyToCharArrayN(filePath));
100 SysTryReturn(NID_IO, (pFilePath != null), GetLastResult(), GetLastResult(), ("[%s] Invalid file path."),
101 GetErrorMessage(GetLastResult()));
103 if (_FileUtil::IsFileExist(pFilePath.get()) == false)
105 SysSecureLogException(NID_IO, E_FILE_NOT_FOUND, "[E_FILE_NOT_FOUND] File (%s) does not exist.", pFilePath.get());
106 return E_FILE_NOT_FOUND;
109 char resolvedPath[PATH_MAX] = {0,};
110 if (realpath(pFilePath.get(), resolvedPath) == null)
115 r = E_ILLEGAL_ACCESS;
130 r = E_FILE_NOT_FOUND;
137 SysLog(NID_IO, "[%s] Failed to produce canonical absolute path (%ls). errno: %d (%s)",
138 GetErrorMessage(r), filePath.GetPointer(), errno, strerror(errno));
143 int ret = unlink(resolvedPath);
152 r = __ConvertNativeErrorToResult(errno);
153 SysLog(NID_IO, "[%s] Failed to unlink(), errno: %d (%s)", GetErrorMessage(r), errno, strerror(errno));
161 _FileUtil::Move(const String& oldFilePath, const String& newFilePath)
163 result r = E_SUCCESS;
164 struct stat64 statBuf;
166 unique_ptr<char[]> pOldPath(_StringConverter::CopyToCharArrayN(oldFilePath));
167 SysTryReturn(NID_IO, pOldPath != null, GetLastResult(), GetLastResult(),
168 "[%s] Invalid old file path.", GetErrorMessage(GetLastResult()));
170 unique_ptr<char[]> pNewPath(_StringConverter::CopyToCharArrayN(newFilePath));
171 SysTryReturn(NID_IO, pNewPath != null, GetLastResult(), GetLastResult(),
172 "[%s] Invalid new file path.", GetErrorMessage(GetLastResult()));
174 SysTryReturnResult(NID_IO, _FileUtil::IsFileExist(newFilePath) == false, E_FILE_ALREADY_EXIST,
175 "New file already exists.");
177 SysTryReturnResult(NID_IO, _FileUtil::IsFileExist(oldFilePath) == true, E_FILE_NOT_FOUND,
178 "Old filepath not found.");
180 if (stat64(pOldPath.get(), &statBuf) < 0)
182 r = __ConvertNativeErrorToResult(errno);
183 SysLogException(NID_IO, r, "[%s] stat64() failed, path: %s, errno: %d (%s)",
184 GetErrorMessage(r), pOldPath.get(), errno, strerror(errno));
187 SysTryReturnResult(NID_IO, S_ISDIR(statBuf.st_mode) == false, E_INVALID_ARG,
188 "The old path is a directory.");
190 int ret = rename(pOldPath.get(), pNewPath.get());
191 if (ret != 0 && errno != EXDEV)
193 r = __ConvertNativeErrorToResult(errno);
194 SysLog(NID_IO, "[%s] rename() failed, errno: %d (%s)", GetErrorMessage(r), errno, strerror(errno));
197 else if (errno == EXDEV)
199 r = File::Copy(oldFilePath, newFilePath, true);
200 SysTryReturn(NID_IO, !IsFailed(r), r, r, "[%s] Propagating to caller...", GetErrorMessage(r));
202 r = File::Remove(oldFilePath);
203 SysTryReturn(NID_IO, !IsFailed(r), r, r, "[%s] Propagating to caller...", GetErrorMessage(r));
210 _FileUtil::Copy(const String& srcFilePath, const String& destFilePath, bool failIfExist)
214 ssize_t readBytes = -1;
215 ssize_t writtenBytes = -1;
216 ssize_t remainingBytes = -1;
217 char* pBuffer = null;
218 char* pCopyBuf = null;
219 result r = E_SUCCESS;
221 unique_ptr<char[]> pSrcpath(_StringConverter::CopyToCharArrayN(srcFilePath));
222 SysTryReturn(NID_IO, pSrcpath != null, GetLastResult(), GetLastResult(),
223 "[%s] Invalid source file path.", GetErrorMessage(GetLastResult()));
225 unique_ptr<char[]> pDstpath(_StringConverter::CopyToCharArrayN(destFilePath));
226 SysTryReturn(NID_IO, pDstpath != null, GetLastResult(), GetLastResult(),
227 "[%s] Invalid destination file path.", GetErrorMessage(GetLastResult()));
229 SysTryReturnResult(NID_IO, _FileUtil::IsFileExist(srcFilePath) == true, E_FILE_NOT_FOUND,
230 "Source file(%s) does not exist.", pSrcpath.get());
232 if ((_FileUtil::IsFileExist(destFilePath) == true) && (failIfExist == true))
234 r = E_FILE_ALREADY_EXIST;
235 SysLog(NID_IO, "[E_FILE_ALREADY_EXIST] Destination file already exists.");
239 srcFd = open64(pSrcpath.get(), O_RDONLY);
242 r = __ConvertNativeErrorToResult(errno);
243 SysLogException(NID_IO, r, "[%s] Failed to open file (%s).", GetErrorMessage(r), pSrcpath.get());
246 dstFd = open64(pDstpath.get(), O_WRONLY | O_CREAT | O_TRUNC, 0644);
249 r = __ConvertNativeErrorToResult(errno);
250 SysLogException(NID_IO, r, "[%s] Failed to open file (%s), errno: %d (%s)",
251 GetErrorMessage(r), pDstpath.get(), errno, strerror(errno));
255 pBuffer = new (std::nothrow) char[_MAX_COPY_BYTES];
256 SysTryCatch(NID_IO, pBuffer != null, r = E_OUT_OF_MEMORY, E_OUT_OF_MEMORY, "[E_OUT_OF_MEMORY] The memory is insufficient.");
263 readBytes = read(srcFd, pCopyBuf, _MAX_COPY_BYTES);
265 while (readBytes < 0 && errno == EINTR);
268 r = __ConvertNativeErrorToResult(errno);
269 SysLogException(NID_IO, r, "[%s] Failed to read from source file (%s), errno: %d (%s)",
270 GetErrorMessage(r), pSrcpath.get(), errno, strerror(errno));
273 else if (readBytes == 0)
277 remainingBytes = readBytes;
281 writtenBytes = write(dstFd, pCopyBuf, remainingBytes);
283 while (writtenBytes < 0 && errno == EINTR);
284 if (writtenBytes < 0)
286 r = __ConvertNativeErrorToResult(errno);
287 SysLogException(NID_IO, r, "[%s] Failed to write to destination file (%s), errno: %d (%s)",
288 GetErrorMessage(r), pDstpath.get(), errno, strerror(errno));
291 else if (writtenBytes < remainingBytes)
293 remainingBytes = remainingBytes - writtenBytes;
294 pCopyBuf = const_cast< char* >(pCopyBuf) + writtenBytes;
317 _FileUtil::GetAttributes(const String& filePath, FileAttributes& attribute)
320 DateTime modifiedTime;
321 off64_t fileSize = 0;
322 unsigned long attr = 0;
323 result r = E_SUCCESS;
324 String fileName = L"";
327 unique_ptr<char[]> pFilePath(_StringConverter::CopyToCharArrayN(filePath));
328 SysTryReturn(NID_IO, (pFilePath != null), GetLastResult(), GetLastResult(), "[%s] Invalid source file path.",
329 GetErrorMessage(GetLastResult()));
331 struct stat64 statbuf;
332 if (stat64(pFilePath.get(), &statbuf) == -1)
334 r = __ConvertNativeErrorToResult(errno);
335 SysSecureLogException(NID_IO, r, "[%s] Failed to get file (%s) status. errno: %d (%s)",
336 GetErrorMessage(r), pFilePath.get(), errno, strerror(errno));
341 fileSize = statbuf.st_size;
344 attr = statbuf.st_mode;
347 struct tm* pTm = localtime_r(&statbuf.st_mtime, &resultTm);
348 SysTryReturnResult(NID_IO, pTm != null, E_SYSTEM, "Failed to get local time (%s).", strerror(errno));
350 r = dateTime.SetValue(_BASE_YEAR + pTm->tm_year, 1 + pTm->tm_mon, pTm->tm_mday, pTm->tm_hour, pTm->tm_min, pTm->tm_sec);
351 SysTryReturn(NID_IO, (!IsFailed(r)), r, r, "[%s] Failed to set DateTime.", GetErrorMessage(r));
353 r = modifiedTime.SetValue(_BASE_YEAR + pTm->tm_year, 1 + pTm->tm_mon, pTm->tm_mday, pTm->tm_hour, pTm->tm_min, pTm->tm_sec);
354 SysTryReturn(NID_IO, (!IsFailed(r)), r, r, "[%s] Failed to set DateTime.", GetErrorMessage(r));
356 fileName = _FileUtil::GetFileName(filePath);
357 if (fileName.StartsWith(L".", 0)) // including . and ..
362 _FileAttributesImpl::GetInstance(attribute)->Set(dateTime, modifiedTime, fileSize, attr, hidden);
368 _FileUtil::GetFileName(const String& filePath)
373 result r = filePath.LastIndexOf(L'/', filePath.GetLength() - 1, pos);
374 SysTryReturn(NID_IO, r == E_SUCCESS || r == E_OBJ_NOT_FOUND, fileName, E_INVALID_ARG,
375 "[E_INVALID_ARG] The file path is invalid.");
377 r = filePath.SubString(pos + 1, fileName);
378 SysTryReturn(NID_IO, !IsFailed(r), fileName, E_INVALID_ARG, "[E_INVALID_ARG] The file path is invalid.");
379 SysTryReturn(NID_IO, fileName.GetLength() > 0 && fileName.GetLength() <= NAME_MAX, fileName, E_INVALID_ARG,
380 "[E_INVALID_ARG] The length of file name is zero or exceeds system limitations.");
382 SetLastResult(E_SUCCESS);
387 _FileUtil::GetFileExtension(const String& filePath)
392 result r = filePath.LastIndexOf(L'/', filePath.GetLength() - 1, pos);
393 SysTryReturn(NID_IO, r == E_SUCCESS || r == E_OBJ_NOT_FOUND, extName, E_INVALID_ARG,
394 "[E_INVALID_ARG] The file path is invalid.");
397 r = filePath.SubString(pos + 1, fileName);
398 SysTryReturn(NID_IO, !IsFailed(r), extName, E_INVALID_ARG, "[E_INVALID_ARG] The file path is invalid.");
399 SysTryReturn(NID_IO, fileName.GetLength() > 0 && fileName.GetLength() <= NAME_MAX, extName, E_INVALID_ARG,
400 "[E_INVALID_ARG] The length of file name is zero or exceeds system limitations.");
402 r = fileName.LastIndexOf(L'.', fileName.GetLength() - 1, pos);
403 SysTryReturn(NID_IO, !IsFailed(r), extName, E_INVALID_ARG, "[E_INVALID_ARG] The file path is invalid.");
405 r = fileName.SubString(pos + 1, extName);
406 SysTryReturn(NID_IO, !IsFailed(r), extName, E_INVALID_ARG, "[E_INVALID_ARG] The file path is invalid.");
408 SetLastResult(E_SUCCESS);
413 _FileUtil::IsFileExist(const String& filePath)
416 result r = E_SUCCESS;
418 unique_ptr<char[]> pFilePath(_StringConverter::CopyToCharArrayN(filePath));
419 SysTryReturn(NID_IO, (pFilePath != null), false, GetLastResult(), ("[%s] Invalid file path."),
420 GetErrorMessage(GetLastResult()));
422 ret = access(pFilePath.get(), F_OK);
434 r = __ConvertNativeErrorToResult(errno);
440 return (ret == 0) ? true : false;
445 _FileUtil::IsEncrypted(const String& filePath)
447 result r = E_SUCCESS;
448 // TODO: int pathKind;
451 bool encrypted = false;
452 // TODO: bool checkPrivilege = false;
453 byte secureHeader[SECURE_FILE_HEADER_SIZE_V1 + SECURE_IO_LOF_SIZE];
454 byte reservedValue[SECURE_IO_STATIC_BIN_LEN] = {0xCA, 0xFE, 0xBE, 0xBE, 0xDA, 0xEF, 0xEB, 0xEB};
455 char magicNum1[SECURE_IO_MAGIC_NUMBER_SIZE] = {0xCA, 0xFE, 0xBE, 0xBE};
456 char magicNum2[SECURE_IO_MAGIC_NUMBER_SIZE] = {0xDA, 0xEF, 0xEF, 0xEB};
459 unique_ptr<char[]> pFilePath(_StringConverter::CopyToCharArrayN(filePath));
460 SysTryReturn(NID_IO, pFilePath != null, false, E_INVALID_ARG, "[E_INVALID_ARG] CopyToCharArrayN failed!");
462 fileLength = strlen(pFilePath.get());
463 SysTryReturn(NID_IO, fileLength > 0, false, E_INVALID_ARG, "[E_INVALID_ARG] CopyToCharArrayN failed!");
465 if (pFilePath[fileLength - 1] == ('/'))
467 pFilePath[fileLength - 1] = ('\0'); // remove last '/' character if exists.
470 // // TODO: check accessibility to path
471 // r = CheckAccessibilityToPath(pFilePath, &pathKind, 0);
475 // if(pathKind == __PATH_KIND_AUTHORIZED_MMC)
477 // __CheckPrivilege(PRV_INSTALLATION, checkPrivilege);
478 // if(!checkPrivilege)
480 // r = E_ILLEGAL_ACCESS;
484 // else if(pathKind == __PATH_KIND_AUTHORIZED_LINK || pathKind == __PATH_KIND_AUTHORIZED_NPKI ||
485 // pathKind == __PATH_KIND_AUTHORIZED_PRELOADED_MEDIA)
487 // __CheckPrivilege(PRV_PRIVILEGED_IO, checkPrivilege);
488 // if(!checkPrivilege)
490 // r = E_ILLEGAL_ACCESS;
494 // else if (pathKind == __PATH_KIND_APP_DENY)
496 // r = E_ILLEGAL_ACCESS;
500 pFile = fopen(pFilePath.get(), "r");
503 r = __ConvertNativeErrorToResult(errno);
504 SysLog(NID_IO, "[%s] Failed to open file (%s) in openMode (%s), (errno: %d).", GetErrorMessage(r), pFilePath.get(), "r", errno);
508 readItems = fread(secureHeader, 1, SECURE_FILE_HEADER_SIZE_V1 + SECURE_IO_LOF_SIZE, pFile);
510 if (readItems < (SECURE_FILE_HEADER_SIZE_V1 + SECURE_IO_LOF_SIZE))
512 int eof = feof((FILE*)pFile);
520 r = __ConvertNativeErrorToResult(errno);
521 SysLog(NID_IO, "[%s] Failed to open file (%s) in openMode (%s), (errno: %d).", GetErrorMessage(r), pFilePath.get(), "r", errno);
525 if (memcmp(secureHeader, SECURE_FILE_HEADER_STRING, SECURE_FILE_HEADER_STRING_SIZE) == 0 && \
526 memcmp(secureHeader + SECURE_FILE_HEADER_STRING_SIZE, reservedValue, SECURE_IO_STATIC_BIN_LEN) == 0)
530 else if (memcmp(secureHeader, SECURE_REG_HEADER_STRING, SECURE_REG_HEADER_STRING_SIZE) == 0 && \
531 memcmp(secureHeader + SECURE_REG_HEADER_STRING_SIZE, reservedValue, SECURE_IO_STATIC_BIN_LEN) == 0)
535 else if ((memcmp(secureHeader, magicNum1, SECURE_IO_MAGIC_NUMBER_SIZE) == 0) &&
536 (memcmp(secureHeader + SECURE_IO_STATIC_BIN_LEN, magicNum2, SECURE_IO_MAGIC_NUMBER_SIZE) == 0))
560 _FileUtil::IsAppPath(const String& filePath)
562 result r = E_SUCCESS;
564 if (VerifyFilePath(filePath, FILEPATH_TYPE_APP))
566 SetLastResult(E_SUCCESS);
576 _FileUtil::IsMediaPath(const String& filePath)
578 result r = E_SUCCESS;
580 if (VerifyFilePath(filePath, FILEPATH_TYPE_MEDIA))
582 SetLastResult(E_SUCCESS);
592 _FileUtil::IsSystemPath(const String& filePath)
594 result r = E_SUCCESS;
596 if (VerifyFilePath(filePath, FILEPATH_TYPE_SYSTEM))
598 SetLastResult(E_SUCCESS);
608 _FileUtil::VerifyFilePath(const String& filePath, _FilePathType pathType)
610 result r = E_SUCCESS;
612 String absolutePath("");
616 char** ppPathList = null;
617 bool candidateFound = false;
620 //TODO Apply realpath after data caging.
622 //char resolved_path[1024];
623 //char* pFilePath = _StringConverter::CopyToCharArrayN(filePath);
625 //r = GetLastResult();
627 //SysTryCatch(NID_IO, pFilePath != null,
628 // r, r, "[%s] Failed to get file path", GetErrorMessage(r));
631 //SysLog(NID_IO, "convert: %s", pFilePath);
632 //if (realpath(pFilePath, resolved_path) !=0)
634 // r = __ConvertNativeErrorToResult(errno);
635 // SysLog(NID_IO, "convert Error!!! [%s] %s", resolved_path, GetErrorMessage(r));
636 // delete[] pFilePath;
640 //SysLog(NID_IO, "convert result: %s", resolved_path);
641 //absolutePath.Append(resolved_path);
642 //delete[] pFilePath;
644 absolutePath.Append(filePath);
645 // This code does not handle paths without prefix '/' ex: "Home/myfile"
646 // since it depends on cwd.
649 case FILEPATH_TYPE_APP:
650 pathCount = MAX_FILEPATH_APP;
651 ppPathList = const_cast <char**>(filePathAppPrefix);
654 case FILEPATH_TYPE_MEDIA:
655 pathCount = MAX_FILEPATH_MEDIA;
656 ppPathList = const_cast <char**>(filePathMediaPrefix);
659 case FILEPATH_TYPE_SYSTEM:
660 pathCount = MAX_FILEPATH_SYSTEM;
661 ppPathList = const_cast <char**>(filePathSystemPrefix);
669 absolutePath.GetCharAt(absolutePath.GetLength() - 1, ch);
670 if (ch != L'/') // if last char of absolutePath is not '/' then append it to make path parsing easier
672 absolutePath.Append(L'/');
675 for (i = 0; i < pathCount; i++)
678 tmpStr.Append(ppPathList[i]);
680 if (absolutePath.IndexOf(tmpStr, 0, index) == E_SUCCESS)
685 if (absolutePath.GetCharAt(tmpStr.GetLength(), ch) == E_SUCCESS)
687 if (ch == L'/') // validate exact path. paths like /Home123/file.txt is not supported.
689 candidateFound = true;
697 if (candidateFound == true)
719 _FileUtil::ConvertToSecureFile(const String& plainFilePath, const String& secureFilePath, const ByteBuffer* pKey)
721 SysTryReturnResult(NID_IO, plainFilePath.GetLength() > 0 && plainFilePath.GetLength() <= PATH_MAX, E_INVALID_ARG,
722 "Invalid argument was passed. Given file name length is not correct!");
723 SysTryReturnResult(NID_IO, plainFilePath.EndsWith(L"/") == false, E_INVALID_ARG,
724 "Invalid argument was passed. Given file name is not correct! - ends with '/'");
726 SysTryReturnResult(NID_IO, secureFilePath.GetLength() > 0 && secureFilePath.GetLength() <= PATH_MAX, E_INVALID_ARG,
727 "Invalid argument was passed. Given file name length is not correct!");
728 SysTryReturnResult(NID_IO, secureFilePath.EndsWith(L"/") == false, E_INVALID_ARG,
729 "Invalid argument was passed. Given file name is not correct! - ends with '/'");
733 int lastBlockSize = 0;
737 unique_ptr<byte[]> pBuffer(null);
738 result r = E_SUCCESS;
740 if (File::IsFileExist(secureFilePath))
745 r = E_FILE_ALREADY_EXIST;
746 SysLog(NID_IO, "[E_FILE_ALREADY_EXIST] The secure file already exist.");
750 SysLog(NID_IO, "[%s] Propagated.", GetErrorMessage(r));
755 unique_ptr<File> pFile(new (std::nothrow) File());
756 SysTryReturnResult(NID_IO, pFile != null, E_OUT_OF_MEMORY, "Unable to create Io::File");
758 r = pFile->Construct(plainFilePath, L"r", false);
761 if (r == E_MAX_EXCEEDED)
765 SysLog(NID_IO, "[%s] Propagated.", GetErrorMessage(r));
769 r = pFile->Seek(FILESEEKPOSITION_END, 0);
770 SysTryReturn(NID_IO, r == E_SUCCESS , r, r, "[%s] Propagated", GetErrorMessage(r));
772 fileSize = pFile->Tell();
774 r = pFile->Seek(FILESEEKPOSITION_BEGIN, 0);
775 SysTryReturn(NID_IO, r == E_SUCCESS , r, r, "[%s] Propagated", GetErrorMessage(r));
777 unique_ptr<File> pSecureFile(new (std::nothrow) File());
778 SysTryReturnResult(NID_IO, pSecureFile != null, E_OUT_OF_MEMORY,
779 "Unable to create Io::File");
781 r = pSecureFile->Construct(secureFilePath, "w", *pKey);
782 SysTryReturn(NID_IO, r == E_SUCCESS , r, r, "[%s] Propagated", GetErrorMessage(r));
789 lastBlockSize = fileSize % CIPHER_BLOCK_SIZE;
790 if (lastBlockSize == 0)
792 blockCount = fileSize / CIPHER_BLOCK_SIZE;
793 lastBlockSize = CIPHER_BLOCK_SIZE;
797 blockCount = fileSize / CIPHER_BLOCK_SIZE + 1;
800 for(count = 0; count < blockCount; count++)
804 memset(pBuffer.get(), 0, CIPHER_BLOCK_SIZE);
807 if ((count + 1) == blockCount && pBuffer == null)
809 pBuffer.reset(new (std::nothrow) byte[lastBlockSize]);
810 SysTryReturnResult(NID_IO, pBuffer != null, E_OUT_OF_MEMORY, "The memory is insufficient.");
811 memset(pBuffer.get(), 0, lastBlockSize);
812 bufferSize = lastBlockSize;
815 else if ((count + 1) != blockCount && pBuffer == null)
817 pBuffer.reset(new (std::nothrow) byte[CIPHER_BLOCK_SIZE]);
818 SysTryReturnResult(NID_IO, pBuffer != null, E_OUT_OF_MEMORY, "The memory is insufficient.");
819 memset(pBuffer.get(), 0, CIPHER_BLOCK_SIZE);
820 bufferSize = CIPHER_BLOCK_SIZE;
823 readSize = pFile->Read(pBuffer.get(), bufferSize);
827 if (r == E_END_OF_FILE)
831 SysLog(NID_IO, "[%s] Propagated.", GetErrorMessage(r));
835 r = pSecureFile->Write(pBuffer.get(), readSize);
836 SysTryReturn(NID_IO, r == E_SUCCESS , r, r, "[%s] Propagated", GetErrorMessage(r));