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wininet: Return data available in current chunk in chunked_get_avail_data. 

Based on a patch by Hans Leidekker.

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2016-08-02 15:33:40 +02:00 committed by Alexandre Julliard
parent 0aefe854d1
commit 16d300cacd
1 changed files with 20 additions and 6 deletions
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26
dlls/wininet/http.c
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@ -2711,12 +2711,6 @@ static char next_chunked_data_char(chunked_stream_t *stream)
return stream->buf[stream->buf_pos++];
}
static DWORD chunked_get_avail_data(data_stream_t *stream, http_request_t *req)
{
/* Allow reading only from read buffer */
return 0;
}
static BOOL chunked_end_of_data(data_stream_t *stream, http_request_t *req)
{
chunked_stream_t *chunked_stream = (chunked_stream_t*)stream;
@ -2858,6 +2852,26 @@ static DWORD chunked_read(data_stream_t *stream, http_request_t *req, BYTE *buf,
return ERROR_SUCCESS;
}
static DWORD chunked_get_avail_data(data_stream_t *stream, http_request_t *req)
{
chunked_stream_t *chunked_stream = (chunked_stream_t*)stream;
DWORD avail = 0;
if(chunked_stream->state != CHUNKED_STREAM_STATE_READING_CHUNK) {
DWORD res, read;
/* try to process to the next chunk */
res = chunked_read(stream, req, NULL, 0, &read, BLOCKING_DISALLOW);
if(res != ERROR_SUCCESS || chunked_stream->state != CHUNKED_STREAM_STATE_READING_CHUNK)
return 0;
}
if(is_valid_netconn(req->netconn) && chunked_stream->buf_size < chunked_stream->chunk_size)
NETCON_query_data_available(req->netconn, &avail);
return min(avail + chunked_stream->buf_size, chunked_stream->chunk_size);
}
static BOOL chunked_drain_content(data_stream_t *stream, http_request_t *req)
{
chunked_stream_t *chunked_stream = (chunked_stream_t*)stream;