bool SimpleCache::GetFileForIndex(int index, ByteBuffer & data) {
String filePath;
BuildPathForFileInCache(index, filePath);
if (!File::IsFileExist(filePath)) {
return false;
}
AppLog("Reading data from cached file at %S", filePath.GetPointer());
File cachedFile;
cachedFile.Construct(filePath, L"r+");
if (IsFailed(GetLastResult())) {
AppLog("Error opening destination file in cache");
return false;
}
FileAttributes fAttributes;
File::GetAttributes(filePath, fAttributes);
data.Construct(fAttributes.GetFileSize());
cachedFile.Read(data);
AppLog("Read cache: %d bytes", data.GetCapacity());
if (IsFailed(GetLastResult())) {
AppLog("Error reading from cached file");
return false;
}
return true;
}
bool BadaFileStream::seek(int32 offs, int whence) {
bool result = false;
switch (whence) {
case SEEK_SET:
// set from start of file
SetLastResult(file->Seek(FILESEEKPOSITION_BEGIN, offs));
result = (E_SUCCESS == GetLastResult());
break;
case SEEK_CUR:
// set relative to offs
if (bufferIndex < bufferLength && bufferIndex > (uint32)-offs) {
// re-position within the buffer
SetLastResult(E_SUCCESS);
bufferIndex += offs;
return true;
} else {
offs -= (bufferLength - bufferIndex);
if (offs < 0 && file->Tell() + offs < 0) {
// avoid negative positioning
offs = 0;
}
if (offs != 0) {
SetLastResult(file->Seek(FILESEEKPOSITION_CURRENT, offs));
result = (E_SUCCESS == GetLastResult());
} else {
result = true;
}
}
break;
case SEEK_END:
// set relative to end - positive will increase the file size
SetLastResult(file->Seek(FILESEEKPOSITION_END, offs));
result = (E_SUCCESS == GetLastResult());
break;
default:
AppLog("Invalid whence %d", whence);
return false;
}
if (!result) {
AppLog("seek failed");
}
bufferIndex = bufferLength = 0;
return result;
}
void
GDBPlot2DCommand::HandleSuccess
(
const JString& data
)
{
JArray<JFloat>* x = GetX();
JArray<JFloat>* y = GetY();
if ((GetLastResult()).BeginsWith("error,msg=\"No symbol"))
{
x->RemoveAll();
y->RemoveAll();
return;
}
const JIndex count = x->GetElementCount();
JIndex i;
JIndexRange r;
JArray<JIndexRange> matchRange1, matchRange2;
JString v1, v2;
for (i=1; i<=count; i++)
{
if (!prefixPattern.MatchAfter(data, r, &matchRange1))
{
break;
}
r = matchRange1.GetElement(1);
if (!prefixPattern.MatchAfter(data, r, &matchRange2))
{
break;
}
r = matchRange2.GetElement(1);
v1 = data.GetSubstring(matchRange1.GetElement(2));
v1.TrimWhitespace();
v2 = data.GetSubstring(matchRange2.GetElement(2));
v2.TrimWhitespace();
JFloat x1, y1;
if (!v1.ConvertToFloat(&x1) ||
!v2.ConvertToFloat(&y1))
{
break;
}
x->SetElement(i, x1);
y->SetElement(i, y1);
}
if (i <= count)
{
const JSize delta = count - (i-1);
x->RemoveNextElements(count - delta + 1, delta);
y->RemoveNextElements(count - delta + 1, delta);
}
}
CMLocation
GDBGetStopLocation::GetLocation()
const
{
const JString& data = GetLastResult();
CMLocation loc;
JIndexRange r;
if (locationPattern.Match(data, &r))
{
std::istringstream stream(data.GetCString());
stream.seekg(r.last);
JStringPtrMap<JString> map(JPtrArrayT::kDeleteAll);
JString *s, *s1, *fullName;
JIndex lineIndex;
const JBoolean parsed = GDBLink::ParseMap(stream, &map);
if (!parsed)
{
(CMGetLink())->Log("invalid data map");
}
else if (!map.GetElement("fullname", &fullName))
{
(CMGetLink())->Log("missing file name");
}
else if (!map.GetElement("line", &s))
{
(CMGetLink())->Log("missing line index");
}
else if (!s->ConvertToUInt(&lineIndex))
{
(CMGetLink())->Log("line index is not integer");
}
else
{
loc.SetFileName(*fullName);
loc.SetLineNumber(lineIndex);
}
if (parsed && map.GetElement("func", &s) && map.GetElement("addr", &s1))
{
loc.SetFunctionName(*s);
loc.SetMemoryAddress(*s1);
}
}
else
{
(CMGetLink())->Log("GDBGetStopLocation failed to match");
}
return loc;
}
bool SimpleCache::StoreFile(ByteBuffer & data, int position) {
String filePath;
BuildPathForFileInCache(position, filePath);
AppLog("Storing data object in file at %S", filePath.GetPointer());
File cachedFile;
cachedFile.Construct(filePath, L"w+");
if (IsFailed(GetLastResult())) {
AppLog("Error opening destination file in cache");
return false;
}
cachedFile.Write(data);
if (IsFailed(GetLastResult())) {
AppLog("Error writing data to destination file in cache");
return false;
}
return true;
}
uint64_t FileData::Pos() const
{
#ifdef OMIM_OS_TIZEN
int const pos = m_File->Tell();
result const error = GetLastResult();
if (IsFailed(error))
MYTHROW(Writer::PosException, (m_FileName, m_Op, error, pos));
return pos;
#else
int64_t const pos = ftell64(m_File);
if (pos == INVALID_POS)
MYTHROW(Writer::PosException, (GetErrorProlog(), pos));
ASSERT_GREATER_OR_EQUAL(pos, 0, ());
return static_cast<uint64_t>(pos);
#endif
}
void FileData::Read(uint64_t pos, void * p, size_t size)
{
#ifdef OMIM_OS_TIZEN
result error = m_File->Seek(Tizen::Io::FILESEEKPOSITION_BEGIN, pos);
if (IsFailed(error))
MYTHROW(Reader::ReadException, (error, pos));
int const bytesRead = m_File->Read(p, size);
error = GetLastResult();
if (static_cast<size_t>(bytesRead) != size || IsFailed(error))
MYTHROW(Reader::ReadException, (m_FileName, m_Op, error, bytesRead, pos, size));
#else
if (fseek64(m_File, pos, SEEK_SET))
MYTHROW(Reader::ReadException, (GetErrorProlog(), pos));
size_t const bytesRead = fread(p, 1, size, m_File);
if (bytesRead != size || ferror(m_File))
MYTHROW(Reader::ReadException, (GetErrorProlog(), bytesRead, pos, size));
#endif
}
void
GDBGetFrame::HandleSuccess
(
const JString& cmdData
)
{
const JString& data = GetLastResult();
JIndexRange r;
if (framePattern.Match(data, &r))
{
std::istringstream stream(data.GetCString());
stream.seekg(r.last);
JStringPtrMap<JString> map(JPtrArrayT::kDeleteAll);
JString* s;
JIndex frameIndex;
if (!GDBLink::ParseMap(stream, &map))
{
(CMGetLink())->Log("invalid data map");
}
else if (!map.GetElement("level", &s))
{
(CMGetLink())->Log("missing frame index");
}
else if (!s->ConvertToUInt(&frameIndex))
{
(CMGetLink())->Log("frame index is not integer");
}
else
{
itsWidget->SelectFrame(frameIndex);
}
}
else
{
(CMGetLink())->Log("GDBGetFrame failed to match");
}
}
void
GDBGetStack::HandleSuccess
(
const JString& cmdData
)
{
JTreeNode* root = (GetTree())->GetRoot();
JIndex initFrameIndex = 0;
const JString& data = GetLastResult();
std::istringstream stream(data.GetCString());
JIndexRange origRange, newRange;
JStringPtrMap<JString> map(JPtrArrayT::kDeleteAll);
JString frameName, fileName;
while (framePattern.MatchAfter(data, origRange, &newRange))
{
stream.seekg(newRange.last);
if (!GDBLink::ParseMap(stream, &map))
{
(CMGetLink())->Log("invalid data map");
break;
}
origRange.first = origRange.last = ((std::streamoff) stream.tellg()) + 1;
JString* s;
JIndex frameIndex;
if (!map.GetElement("level", &s))
{
(CMGetLink())->Log("missing frame index");
continue;
}
if (!s->ConvertToUInt(&frameIndex))
{
(CMGetLink())->Log("frame index is not integer");
continue;
}
frameName = *s;
while (frameName.GetLength() < kFrameIndexWidth)
{
frameName.PrependCharacter('0');
}
frameName += ": ";
JString* fnName;
if (!map.GetElement("func", &fnName))
{
(CMGetLink())->Log("missing function name");
continue;
}
frameName += *fnName;
if (map.GetElement("file", &s))
{
fileName = *s;
}
JIndex lineIndex = 0;
if (map.GetElement("line", &s) &&
!s->ConvertToUInt(&lineIndex))
{
(CMGetLink())->Log("line number is not integer");
continue;
}
CMStackFrameNode* node =
new CMStackFrameNode(root, frameIndex, frameName,
fileName, lineIndex);
assert( node != NULL );
root->Prepend(node);
if (assertPattern.Match(*fnName))
{
initFrameIndex = frameIndex + 1;
}
}
itsArgsCmd->Send();
(GetWidget())->FinishedLoading(initFrameIndex);
}
bool BadaFileStream::eos() const {
return (bufferLength - bufferIndex == 0) && (GetLastResult() == E_END_OF_FILE);
}
bool BadaFileStream::err() const {
result r = GetLastResult();
return (r != E_SUCCESS && r != E_END_OF_FILE);
}
bool BadaFileStream::flush() {
logEntered();
SetLastResult(file->Flush());
return (E_SUCCESS == GetLastResult());
}