void DviProtocolUpnp::WriteResource(const Brx& aUriTail, TIpAddress aAdapter, std::vector<char*>& aLanguageList, IResourceWriter& aResourceWriter)
{
if (aUriTail == kDeviceXmlName) {
Brh xml;
Brn xmlBuf;
AutoMutex _(iLock);
const TInt index = FindListenerForInterface(aAdapter);
if (index == -1) {
return;
}
if (iDevice.IsRoot()) {
const Brx& cachedXml = iAdapters[index]->DeviceXml();
if (cachedXml.Bytes() > 0) {
xmlBuf.Set(cachedXml);
}
}
if (xmlBuf.Bytes() == 0) {
GetDeviceXml(xml, aAdapter);
if (iDevice.IsRoot()) {
iAdapters[index]->SetDeviceXml(xml);
xmlBuf.Set(iAdapters[index]->DeviceXml());
}
else {
xmlBuf.Set(xml);
}
}
aResourceWriter.WriteResourceBegin(xmlBuf.Bytes(), kOhNetMimeTypeXml);
aResourceWriter.WriteResource(xmlBuf.Ptr(), xmlBuf.Bytes());
aResourceWriter.WriteResourceEnd();
}
else {
Parser parser(aUriTail);
Brn buf = parser.Next('/');
Brn rem = parser.Remaining();
if (buf == DviDevice::kResourceDir) {
IResourceManager* resMgr = iDevice.ResourceManager();
if (resMgr != NULL) {
resMgr->WriteResource(rem, aAdapter, aLanguageList, aResourceWriter);
}
}
else if (rem == kServiceXmlName) {
iLock.Wait();
DviService* service = 0;
const TUint count = iDevice.ServiceCount();
for (TUint i=0; i<count; i++) {
DviService& s = iDevice.Service(i);
if (s.ServiceType().PathUpnp() == buf) {
service = &s;
break;
}
}
iLock.Signal();
if (service == 0) {
THROW(ReaderError);
}
DviProtocolUpnpServiceXmlWriter::Write(*service, *this, aResourceWriter);
}
}
}
void DeviceBasic::WriteResource(const Brx& aUriTail, TIpAddress /*aInterface*/, std::vector<char*>& /*aLanguageList*/, IResourceWriter& aResourceWriter)
{
const Brn kIndexFile("index.html");
Bwh filePath(iConfigDir);
Brn file;
if (aUriTail.Bytes() == 0) {
file.Set(kIndexFile);
}
else {
file.Set(aUriTail);
}
const TByte sep =
#ifdef _WIN32
'\\';
#else
'/';
#endif
filePath.Grow(filePath.Bytes() + 1 + file.Bytes()+1);
filePath.Append(sep);
filePath.Append(file);
filePath.PtrZ();
const char* path = (const char*)filePath.Ptr();
FILE* fd = fopen(path, "rb");
if (fd == NULL) {
return;
}
static const TUint kMaxReadSize = 4096;
struct stat fileStats;
(void)stat(path, &fileStats);
TUint bytes = (TUint)fileStats.st_size;
const char* mime = NULL;
for (TUint i=filePath.Bytes()-1; i>0; i--) {
if (filePath[i] == '/' || filePath[i] == '\\') {
break;
}
if (filePath[i] == '.') {
const char* ext = (const char*)filePath.Split(i+1, filePath.Bytes()-i-1).Ptr();
if (strcmp(ext, "html") == 0 || strcmp(ext, "htm") == 0) {
mime = kOhNetMimeTypeHtml;
}
break;
}
}
aResourceWriter.WriteResourceBegin(bytes, mime);
do {
TByte buf[kMaxReadSize];
TUint size = (bytes<kMaxReadSize? bytes : kMaxReadSize);
size_t records_read = fread(buf, size, 1, fd);
ASSERT(records_read == 1);
aResourceWriter.WriteResource(buf, size);
bytes -= size;
} while (bytes > 0);
aResourceWriter.WriteResourceEnd();
(void)fclose(fd);
}
void DviProtocolUpnpServiceXmlWriter::Write(const DviService& aService, const DviProtocolUpnp& aDevice, IResourceWriter& aResourceWriter)
{
WriterBwh writer(1024);
WriteServiceXml(writer, aService, aDevice);
Brh xml;
writer.TransferTo(xml);
aResourceWriter.WriteResourceBegin(xml.Bytes(), kOhNetMimeTypeXml);
aResourceWriter.WriteResource(xml.Ptr(), xml.Bytes());
aResourceWriter.WriteResourceEnd();
}
int32_t STDCALL DviDeviceC::WriteResourceEnd(void* aPtr)
{ // static
IResourceWriter* writer = reinterpret_cast<IResourceWriter*>(aPtr);
ASSERT(writer != NULL);
try {
writer->WriteResourceEnd();
}
catch (...) {
return -1;
}
return 0;
}
int32_t STDCALL DviDeviceC::WriteResource(void* aPtr, const uint8_t* aData, uint32_t aBytes)
{ // static
IResourceWriter* writer = reinterpret_cast<IResourceWriter*>(aPtr);
ASSERT(writer != NULL);
try {
writer->WriteResource(aData, aBytes);
}
catch (...) {
return -1;
}
return 0;
}
int32_t STDCALL DviDeviceC::WriteResourceBegin(void* aPtr, uint32_t aTotalBytes, const char* aMimeType)
{ // static
IResourceWriter* writer = reinterpret_cast<IResourceWriter*>(aPtr);
ASSERT(writer != NULL);
try {
writer->WriteResourceBegin(aTotalBytes, aMimeType);
}
catch (...) {
return -1;
}
return 0;
}
void ExampleMediaPlayer::WriteResource(const Brx& aUriTail,
TIpAddress /*aInterface*/,
std::vector<char*>& /*aLanguageList*/,
IResourceWriter& aResourceWriter)
{
if (aUriTail == kSongcastSenderIconFileName)
{
aResourceWriter.WriteResourceBegin(sizeof(kIconDriverSongcastSender),
kIconDriverSongcastSenderMimeType);
aResourceWriter.WriteResource(kIconDriverSongcastSender,
sizeof(kIconDriverSongcastSender));
aResourceWriter.WriteResourceEnd();
}
}
