/* Unix SMB/CIFS implementation. client file operations Copyright (C) Andrew Tridgell 2003 Copyright (C) James J Myers 2003 <myersjj@samba.org> 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" #define SETUP_REQUEST(cmd, wct, buflen) do { \ req = smbcli_request_setup(tree, cmd, wct, buflen); \ if (!req) return NULL; \ } while (0) /* send a raw smb ioctl - async send */ static struct smbcli_request *smb_raw_smbioctl_send(struct smbcli_tree *tree, union smb_ioctl *parms) { struct smbcli_request *req; SETUP_REQUEST(SMBioctl, 3, 0); SSVAL(req->out.vwv, VWV(0), parms->ioctl.in.file.fnum); SIVAL(req->out.vwv, VWV(1), parms->ioctl.in.request); if (!smbcli_request_send(req)) { smbcli_request_destroy(req); return NULL; } return req; } /* send a raw smb ioctl - async recv */ static NTSTATUS smb_raw_smbioctl_recv(struct smbcli_request *req, TALLOC_CTX *mem_ctx, union smb_ioctl *parms) { if (!smbcli_request_receive(req) || smbcli_request_is_error(req)) { return smbcli_request_destroy(req); } parms->ioctl.out.blob = smbcli_req_pull_blob(req, mem_ctx, req->in.data, -1); return smbcli_request_destroy(req); } /**************************************************************************** NT ioctl (async send) ****************************************************************************/ static struct smbcli_request *smb_raw_ntioctl_send(struct smbcli_tree *tree, union smb_ioctl *parms) { struct smb_nttrans nt; uint8_t setup[8]; nt.in.max_setup = 4; nt.in.max_param = 0; nt.in.max_data = parms->ntioctl.in.max_data; nt.in.setup_count = 4; nt.in.setup = setup; SIVAL(setup, 0, parms->ntioctl.in.function); SSVAL(setup, 4, parms->ntioctl.in.file.fnum); SCVAL(setup, 6, parms->ntioctl.in.fsctl); SCVAL(setup, 7, parms->ntioctl.in.filter); nt.in.function = NT_TRANSACT_IOCTL; nt.in.params = data_blob(NULL, 0); nt.in.data = parms->ntioctl.in.blob; return smb_raw_nttrans_send(tree, &nt); } /**************************************************************************** NT ioctl (async recv) ****************************************************************************/ static NTSTATUS smb_raw_ntioctl_recv(struct smbcli_request *req, TALLOC_CTX *mem_ctx, union smb_ioctl *parms) { NTSTATUS status; struct smb_nttrans nt; TALLOC_CTX *tmp_mem; tmp_mem = talloc_new(mem_ctx); NT_STATUS_HAVE_NO_MEMORY(tmp_mem); status = smb_raw_nttrans_recv(req, tmp_mem, &nt); if (!NT_STATUS_IS_OK(status)) goto fail; parms->ntioctl.out.blob = nt.out.data; talloc_steal(mem_ctx, parms->ntioctl.out.blob.data); fail: talloc_free(tmp_mem); return status; } /* send a raw ioctl - async send */ struct smbcli_request *smb_raw_ioctl_send(struct smbcli_tree *tree, union smb_ioctl *parms) { struct smbcli_request *req = NULL; switch (parms->generic.level) { case RAW_IOCTL_IOCTL: req = smb_raw_smbioctl_send(tree, parms); break; case RAW_IOCTL_NTIOCTL: req = smb_raw_ntioctl_send(tree, parms); break; case RAW_IOCTL_SMB2: case RAW_IOCTL_SMB2_NO_HANDLE: return NULL; } return req; } /* recv a raw ioctl - async recv */ NTSTATUS smb_raw_ioctl_recv(struct smbcli_request *req, TALLOC_CTX *mem_ctx, union smb_ioctl *parms) { switch (parms->generic.level) { case RAW_IOCTL_IOCTL: return smb_raw_smbioctl_recv(req, mem_ctx, parms); case RAW_IOCTL_NTIOCTL: return smb_raw_ntioctl_recv(req, mem_ctx, parms); case RAW_IOCTL_SMB2: case RAW_IOCTL_SMB2_NO_HANDLE: break; } return NT_STATUS_INVALID_LEVEL; } /* send a raw ioctl - sync interface */ _PUBLIC_ NTSTATUS smb_raw_ioctl(struct smbcli_tree *tree, TALLOC_CTX *mem_ctx, union smb_ioctl *parms) { struct smbcli_request *req; req = smb_raw_ioctl_send(tree, parms); return smb_raw_ioctl_recv(req, mem_ctx, parms); }