diff options
| -rw-r--r-- | source4/libcli/raw/rawreadwrite.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/source4/libcli/raw/rawreadwrite.c b/source4/libcli/raw/rawreadwrite.c index 7a47ce66f4..e7a3209d07 100644 --- a/source4/libcli/raw/rawreadwrite.c +++ b/source4/libcli/raw/rawreadwrite.c @@ -161,6 +161,20 @@ NTSTATUS smb_raw_read_recv(struct smbcli_request *req, union smb_read *parms) parms->readx.out.remaining = SVAL(req->in.vwv, VWV(2)); parms->readx.out.compaction_mode = SVAL(req->in.vwv, VWV(3)); parms->readx.out.nread = SVAL(req->in.vwv, VWV(5)); + + /* handle oversize replies for non-chained readx replies with + CAP_LARGE_READX. The snia spec has must to answer for. */ + if ((req->tree->session->transport->negotiate.capabilities & CAP_LARGE_READX) + && CVAL(req->in.vwv, VWV(0)) == SMB_CHAIN_NONE && + req->in.size >= 0x10000) { + parms->readx.out.nread += (SVAL(req->in.vwv, VWV(7)) << 16); + if (req->in.hdr + SVAL(req->in.vwv, VWV(6)) + + parms->readx.out.nread <= + req->in.buffer + req->in.size) { + req->in.data_size += (SVAL(req->in.vwv, VWV(7)) << 16); + } + } + if (parms->readx.out.nread > MAX(parms->readx.in.mincnt, parms->readx.in.maxcnt) || !smbcli_raw_pull_data(req, req->in.hdr + SVAL(req->in.vwv, VWV(6)), parms->readx.out.nread, |