diff options
Diffstat (limited to 'source4/libcli/smb_composite/smb2.c')
| -rw-r--r-- | source4/libcli/smb_composite/smb2.c | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/source4/libcli/smb_composite/smb2.c b/source4/libcli/smb_composite/smb2.c new file mode 100644 index 0000000000..7fccbe3a3c --- /dev/null +++ b/source4/libcli/smb_composite/smb2.c @@ -0,0 +1,194 @@ +/* + Unix SMB/CIFS implementation. + + Copyright (C) Andrew Tridgell 2008 + + 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 3 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, see <http://www.gnu.org/licenses/>. +*/ +/* + a composite API for making SMB-like calls using SMB2. This is useful + as SMB2 often requires more than one requests where a single SMB + request would do. In converting code that uses SMB to use SMB2, + these routines make life a lot easier +*/ + + +#include "includes.h" +#include "libcli/raw/libcliraw.h" +#include "libcli/raw/raw_proto.h" +#include "libcli/composite/composite.h" +#include "libcli/smb_composite/smb_composite.h" +#include "param/param.h" +#include "libcli/smb2/smb2_calls.h" + +/* + continue after a SMB2 close + */ +static void continue_close(struct smb2_request *req) +{ + struct composite_context *ctx = talloc_get_type(req->async.private_data, + struct composite_context); + NTSTATUS status; + struct smb2_close close_parm; + + status = smb2_close_recv(req, &close_parm); + composite_error(ctx, status); +} + +/* + continue after the create in a composite unlink + */ +static void continue_unlink(struct smb2_request *req) +{ + struct composite_context *ctx = talloc_get_type(req->async.private_data, + struct composite_context); + struct smb2_tree *tree = req->tree; + struct smb2_create create_parm; + struct smb2_close close_parm; + NTSTATUS status; + + status = smb2_create_recv(req, ctx, &create_parm); + if (!NT_STATUS_IS_OK(status)) { + composite_error(ctx, status); + return; + } + + ZERO_STRUCT(close_parm); + close_parm.in.file.handle = create_parm.out.file.handle; + + req = smb2_close_send(tree, &close_parm); + composite_continue_smb2(ctx, req, continue_close, ctx); +} + +/* + composite SMB2 unlink call +*/ +struct composite_context *smb2_composite_unlink_send(struct smb2_tree *tree, + union smb_unlink *io) +{ + struct composite_context *ctx; + struct smb2_create create_parm; + struct smb2_request *req; + + ctx = composite_create(tree, tree->session->transport->socket->event.ctx); + if (ctx == NULL) return NULL; + + /* check for wildcards - we could support these with a + search, but for now they aren't necessary */ + if (strpbrk(io->unlink.in.pattern, "*?<>") != NULL) { + composite_error(ctx, NT_STATUS_NOT_SUPPORTED); + return ctx; + } + + ZERO_STRUCT(create_parm); + create_parm.in.desired_access = SEC_STD_DELETE; + create_parm.in.create_disposition = NTCREATEX_DISP_OPEN; + create_parm.in.share_access = + NTCREATEX_SHARE_ACCESS_DELETE| + NTCREATEX_SHARE_ACCESS_READ| + NTCREATEX_SHARE_ACCESS_WRITE; + create_parm.in.create_options = NTCREATEX_OPTIONS_DELETE_ON_CLOSE; + create_parm.in.fname = io->unlink.in.pattern; + if (create_parm.in.fname[0] == '\\') { + create_parm.in.fname++; + } + + req = smb2_create_send(tree, &create_parm); + + composite_continue_smb2(ctx, req, continue_unlink, ctx); + return ctx; +} + + +/* + composite unlink call - sync interface +*/ +NTSTATUS smb2_composite_unlink(struct smb2_tree *tree, union smb_unlink *io) +{ + struct composite_context *c = smb2_composite_unlink_send(tree, io); + return composite_wait_free(c); +} + + + + +/* + continue after the create in a composite mkdir + */ +static void continue_mkdir(struct smb2_request *req) +{ + struct composite_context *ctx = talloc_get_type(req->async.private_data, + struct composite_context); + struct smb2_tree *tree = req->tree; + struct smb2_create create_parm; + struct smb2_close close_parm; + NTSTATUS status; + + status = smb2_create_recv(req, ctx, &create_parm); + if (!NT_STATUS_IS_OK(status)) { + composite_error(ctx, status); + return; + } + + ZERO_STRUCT(close_parm); + close_parm.in.file.handle = create_parm.out.file.handle; + + req = smb2_close_send(tree, &close_parm); + composite_continue_smb2(ctx, req, continue_close, ctx); +} + +/* + composite SMB2 mkdir call +*/ +struct composite_context *smb2_composite_mkdir_send(struct smb2_tree *tree, + union smb_mkdir *io) +{ + struct composite_context *ctx; + struct smb2_create create_parm; + struct smb2_request *req; + + ctx = composite_create(tree, tree->session->transport->socket->event.ctx); + if (ctx == NULL) return NULL; + + ZERO_STRUCT(create_parm); + + create_parm.in.desired_access = SEC_FLAG_MAXIMUM_ALLOWED; + create_parm.in.share_access = + NTCREATEX_SHARE_ACCESS_READ| + NTCREATEX_SHARE_ACCESS_WRITE; + create_parm.in.create_options = NTCREATEX_OPTIONS_DIRECTORY; + create_parm.in.file_attributes = FILE_ATTRIBUTE_DIRECTORY; + create_parm.in.create_disposition = NTCREATEX_DISP_CREATE; + create_parm.in.fname = io->mkdir.in.path; + if (create_parm.in.fname[0] == '\\') { + create_parm.in.fname++; + } + + req = smb2_create_send(tree, &create_parm); + + composite_continue_smb2(ctx, req, continue_mkdir, ctx); + + return ctx; +} + + +/* + composite mkdir call - sync interface +*/ +NTSTATUS smb2_composite_mkdir(struct smb2_tree *tree, union smb_mkdir *io) +{ + struct composite_context *c = smb2_composite_mkdir_send(tree, io); + return composite_wait_free(c); +} + |