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author | Andrew Tridgell <tridge@samba.org> | 2005-11-14 05:09:26 +0000 |
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committer | Gerald (Jerry) Carter <jerry@samba.org> | 2007-10-10 13:46:17 -0500 |
commit | c6395a30b057c87de8ce410d5ea5ebe2e017093d (patch) | |
tree | f33078b5880ae66d9f51fe809a6369a17d5aa931 /source4/libcli/smb2/write.c | |
parent | 6f49a2404cde1e3e8a20e7ce270e28191ab9037e (diff) | |
download | samba-c6395a30b057c87de8ce410d5ea5ebe2e017093d.tar.gz samba-c6395a30b057c87de8ce410d5ea5ebe2e017093d.tar.bz2 samba-c6395a30b057c87de8ce410d5ea5ebe2e017093d.zip |
r11715: added SMB2 read and write requests
(This used to be commit d3556cbfa38447d2d385b697c1855b3c13d42744)
Diffstat (limited to 'source4/libcli/smb2/write.c')
-rw-r--r-- | source4/libcli/smb2/write.c | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/source4/libcli/smb2/write.c b/source4/libcli/smb2/write.c new file mode 100644 index 0000000000..f842969b93 --- /dev/null +++ b/source4/libcli/smb2/write.c @@ -0,0 +1,82 @@ +/* + Unix SMB/CIFS implementation. + + SMB2 client write call + + Copyright (C) Andrew Tridgell 2005 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#include "includes.h" +#include "libcli/raw/libcliraw.h" +#include "libcli/smb2/smb2.h" +#include "libcli/smb2/smb2_calls.h" + +/* + send a write request +*/ +struct smb2_request *smb2_write_send(struct smb2_tree *tree, struct smb2_write *io) +{ + struct smb2_request *req; + + req = smb2_request_init_tree(tree, SMB2_OP_WRITE, io->in.data.length + 0x30); + if (req == NULL) return NULL; + + SSVAL(req->out.body, 0x00, io->in.buffer_code); + SSVAL(req->out.body, 0x02, req->out.body+0x30 - req->out.hdr); + SIVAL(req->out.body, 0x04, io->in.data.length); + SBVAL(req->out.body, 0x08, io->in.offset); + smb2_put_handle(req->out.body+0x10, io->in.handle); + memcpy(req->out.body+0x20, io->in._pad, 0x10); + memcpy(req->out.body+0x30, io->in.data.data, io->in.data.length); + + smb2_transport_send(req); + + return req; +} + + +/* + recv a write reply +*/ +NTSTATUS smb2_write_recv(struct smb2_request *req, struct smb2_write *io) +{ + if (!smb2_request_receive(req) || + smb2_request_is_error(req)) { + return smb2_request_destroy(req); + } + + if (req->in.body_size < 17) { + return NT_STATUS_BUFFER_TOO_SMALL; + } + + SMB2_CHECK_BUFFER_CODE(req, 0x11); + + io->out._pad = SVAL(req->in.body, 0x02); + io->out.nwritten = IVAL(req->in.body, 0x04); + memcpy(io->out.unknown, req->in.body+0x08, 9); + + return smb2_request_destroy(req); +} + +/* + sync write request +*/ +NTSTATUS smb2_write(struct smb2_tree *tree, struct smb2_write *io) +{ + struct smb2_request *req = smb2_write_send(tree, io); + return smb2_write_recv(req, io); +} |