mshtml: Handle aCount < buf_size case correctly in nsIInputStream::Read implementation.
This commit is contained in:
parent
372a0f24a2
commit
db0bd528e7
|
@ -152,18 +152,21 @@ static nsresult NSAPI nsInputStream_Read(nsIInputStream *iface, char *aBuf, PRUi
|
|||
PRUint32 *_retval)
|
||||
{
|
||||
nsProtocolStream *This = NSINSTREAM_THIS(iface);
|
||||
DWORD read = aCount;
|
||||
|
||||
TRACE("(%p)->(%p %d %p)\n", This, aBuf, aCount, _retval);
|
||||
|
||||
/* Gecko always calls Read with big enough buffer */
|
||||
if(aCount < This->buf_size)
|
||||
FIXME("aCount < This->buf_size\n");
|
||||
if(read > This->buf_size)
|
||||
read = This->buf_size;
|
||||
|
||||
*_retval = This->buf_size;
|
||||
if(This->buf_size)
|
||||
memcpy(aBuf, This->buf, This->buf_size);
|
||||
This->buf_size = 0;
|
||||
if(read) {
|
||||
memcpy(aBuf, This->buf, read);
|
||||
if(read < This->buf_size)
|
||||
memmove(This->buf, This->buf+read, This->buf_size-read);
|
||||
This->buf_size -= read;
|
||||
}
|
||||
|
||||
*_retval = read;
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in New Issue