bool
nsFileInputStream::Read(const IPC::Message *aMsg, void **aIter)
{
using IPC::ReadParam;
nsCString path;
bool followLinks;
PRInt32 flags;
if (!ReadParam(aMsg, aIter, &path) ||
!ReadParam(aMsg, aIter, &followLinks) ||
!ReadParam(aMsg, aIter, &flags))
return false;
nsCOMPtr<nsIFile> file;
nsresult rv = NS_NewNativeLocalFile(path, followLinks, getter_AddRefs(file));
if (NS_FAILED(rv))
return false;
// IO flags = -1 means readonly, and
// permissions are unimportant since we're reading
rv = Init(file, -1, -1, flags);
if (NS_FAILED(rv))
return false;
return true;
}
bool
nsMultiplexInputStream::Read(const IPC::Message *aMsg, void **aIter)
{
using IPC::ReadParam;
PRUint32 count;
if (!ReadParam(aMsg, aIter, &count))
return PR_FALSE;
for (PRUint32 i = 0; i < count; i++) {
IPC::InputStream inputStream;
if (!ReadParam(aMsg, aIter, &inputStream))
return PR_FALSE;
nsCOMPtr<nsIInputStream> stream(inputStream);
nsresult rv = AppendStream(stream);
if (NS_FAILED(rv))
return PR_FALSE;
}
if (!ReadParam(aMsg, aIter, &mCurrentStream) ||
!ReadParam(aMsg, aIter, &mStartedReadingCurrent) ||
!ReadParam(aMsg, aIter, &mStatus))
return PR_FALSE;
return PR_TRUE;
}
bool
nsPartialFileInputStream::Read(const IPC::Message *aMsg, void **aIter)
{
using IPC::ReadParam;
// Grab our members first.
PRUint64 start;
PRUint64 length;
if (!ReadParam(aMsg, aIter, &start) ||
!ReadParam(aMsg, aIter, &length))
return false;
// Then run base class deserialization.
if (!nsFileInputStream::Read(aMsg, aIter))
return false;
// Set members.
mStart = start;
mLength = length;
// XXX This isn't really correct, we should probably set this to whatever
// the sender had. However, it doesn't look like nsFileInputStream deals
// with sending a partially-consumed stream either, so...
mPosition = 0;
// Mirror nsPartialFileInputStream::Init here. We can't call it directly
// because nsFileInputStream::Read() already calls the base class Init
// method.
return NS_SUCCEEDED(nsFileInputStream::Seek(NS_SEEK_SET, start));
}
PRBool
nsMIMEInputStream::Read(const IPC::Message *aMsg, void **aIter)
{
using IPC::ReadParam;
if (!ReadParam(aMsg, aIter, &mHeaders) ||
!ReadParam(aMsg, aIter, &mContentLength) ||
!ReadParam(aMsg, aIter, &mStartedReading))
return PR_FALSE;
// nsMIMEInputStream::Init() already appended mHeaderStream & mCLStream
mHeaderStream->ShareData(mHeaders.get(),
mStartedReading? mHeaders.Length() : 0);
mCLStream->ShareData(mContentLength.get(),
mStartedReading? mContentLength.Length() : 0);
IPC::InputStream inputStream;
if (!ReadParam(aMsg, aIter, &inputStream))
return PR_FALSE;
nsCOMPtr<nsIInputStream> stream(inputStream);
mData = stream;
if (stream) {
nsresult rv = mStream->AppendStream(mData);
if (NS_FAILED(rv))
return PR_FALSE;
}
if (!ReadParam(aMsg, aIter, &mAddContentLength))
return PR_FALSE;
return PR_TRUE;
}
bool
nsBufferedInputStream::Read(const IPC::Message *aMsg, void **aIter)
{
using IPC::ReadParam;
PRUint32 bufferSize;
IPC::InputStream inputStream;
if (!ReadParam(aMsg, aIter, &bufferSize) ||
!ReadParam(aMsg, aIter, &inputStream))
return false;
nsCOMPtr<nsIInputStream> stream(inputStream);
nsresult rv = Init(stream, bufferSize);
if (NS_FAILED(rv))
return false;
return true;
}
PRBool
nsBufferedInputStream::Read(const IPC::Message *aMsg, void **aIter)
{
#ifdef MOZ_IPC
using IPC::ReadParam;
PRUint32 bufferSize;
IPC::InputStream inputStream;
if (!ReadParam(aMsg, aIter, &bufferSize) ||
!ReadParam(aMsg, aIter, &inputStream))
return PR_FALSE;
nsCOMPtr<nsIInputStream> stream(inputStream);
nsresult rv = Init(stream, bufferSize);
if (NS_FAILED(rv))
return PR_FALSE;
return PR_TRUE;
#else
return PR_FALSE;
#endif
}
bool
nsStringInputStream::Read(const IPC::Message *aMsg, void **aIter)
{
using IPC::ReadParam;
nsCAutoString value;
if (!ReadParam(aMsg, aIter, &value))
return PR_FALSE;
nsresult rv = SetData(value.get(), value.Length());
if (NS_FAILED(rv))
return PR_FALSE;
return PR_TRUE;
}