mirror of
https://github.com/samba-team/samba.git
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de5d71aebe
and the pull ones also a TALLOC_CTX, then we can reuse this functions in the server later metze (This used to be commit 9b616516cae269f0870e9b9a9cecd8ee3f0a9095)
88 lines
2.3 KiB
C
88 lines
2.3 KiB
C
/*
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Unix SMB/CIFS implementation.
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SMB2 client write call
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Copyright (C) Andrew Tridgell 2005
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "includes.h"
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#include "libcli/raw/libcliraw.h"
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#include "libcli/smb2/smb2.h"
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#include "libcli/smb2/smb2_calls.h"
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/*
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send a write request
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*/
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struct smb2_request *smb2_write_send(struct smb2_tree *tree, struct smb2_write *io)
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{
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NTSTATUS status;
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struct smb2_request *req;
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req = smb2_request_init_tree(tree, SMB2_OP_WRITE, io->in.data.length + 0x30);
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if (req == NULL) return NULL;
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SSVAL(req->out.body, 0x00, io->in.buffer_code);
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SSVAL(req->out.body, 0x02, req->out.body+0x30 - req->out.hdr);
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SIVAL(req->out.body, 0x04, io->in.data.length);
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SBVAL(req->out.body, 0x08, io->in.offset);
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smb2_put_handle(req->out.body+0x10, &io->in.handle);
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memcpy(req->out.body+0x20, io->in._pad, 0x10);
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status = smb2_push_blob(&req->out, req->out.body+0x30, io->in.data);
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if (!NT_STATUS_IS_OK(status)) {
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return NULL;
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}
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smb2_transport_send(req);
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return req;
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}
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/*
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recv a write reply
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*/
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NTSTATUS smb2_write_recv(struct smb2_request *req, struct smb2_write *io)
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{
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if (!smb2_request_receive(req) ||
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smb2_request_is_error(req)) {
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return smb2_request_destroy(req);
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}
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if (req->in.body_size < 17) {
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return NT_STATUS_BUFFER_TOO_SMALL;
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}
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SMB2_CHECK_BUFFER_CODE(req, 0x11);
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io->out._pad = SVAL(req->in.body, 0x02);
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io->out.nwritten = IVAL(req->in.body, 0x04);
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memcpy(io->out.unknown, req->in.body+0x08, 9);
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return smb2_request_destroy(req);
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}
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/*
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sync write request
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*/
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NTSTATUS smb2_write(struct smb2_tree *tree, struct smb2_write *io)
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{
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struct smb2_request *req = smb2_write_send(tree, io);
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return smb2_write_recv(req, io);
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}
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