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-rw-r--r--source4/libcli/raw/interfaces.h9
-rw-r--r--source4/libcli/smb2/smb2_calls.h4
-rw-r--r--source4/smb_server/smb2/config.mk1
-rw-r--r--source4/smb_server/smb2/fileio.c5
-rw-r--r--source4/smb_server/smb2/find.c167
5 files changed, 177 insertions, 9 deletions
diff --git a/source4/libcli/raw/interfaces.h b/source4/libcli/raw/interfaces.h
index f77d31a1c7..27b3510371 100644
--- a/source4/libcli/raw/interfaces.h
+++ b/source4/libcli/raw/interfaces.h
@@ -2224,6 +2224,12 @@ union smb_search_first {
#define SMB2_FIND_NAME_INFO 0x0C
#define SMB2_FIND_ID_BOTH_DIRECTORY_INFO 0x25
#define SMB2_FIND_ID_FULL_DIRECTORY_INFO 0x26
+
+/* flags for RAW_FILEINFO_SMB2_ALL_EAS */
+#define SMB2_CONTINUE_FLAG_RESTART 0x01
+#define SMB2_CONTINUE_FLAG_SINGLE 0x02
+#define SMB2_CONTINUE_FLAG_NEW 0x10
+
/* SMB2 Find */
struct smb2_find {
enum smb_search_level level;
@@ -2306,6 +2312,9 @@ union smb_search_next {
uint16_t end_of_search;
} out;
} t2fnext;
+
+ /* SMB2 Find */
+ struct smb2_find smb2;
};
/* union for search reply file data */
diff --git a/source4/libcli/smb2/smb2_calls.h b/source4/libcli/smb2/smb2_calls.h
index f870ddb38a..abb7f88ee2 100644
--- a/source4/libcli/smb2/smb2_calls.h
+++ b/source4/libcli/smb2/smb2_calls.h
@@ -57,10 +57,6 @@ struct smb2_negprot {
#define SMB2_GETINFO_FS 0x02
#define SMB2_GETINFO_SECURITY 0x03
-/* flags for RAW_FILEINFO_SMB2_ALL_EAS */
-#define SMB2_CONTINUE_FLAG_RESTART 0x01
-#define SMB2_CONTINUE_FLAG_SINGLE 0x02
-
/* NOTE! the getinfo fs and file levels exactly match up with the
'passthru' SMB levels, which are levels >= 1000. The SMB2 client
lib uses the names from the libcli/raw/ library */
diff --git a/source4/smb_server/smb2/config.mk b/source4/smb_server/smb2/config.mk
index 7fc222eba3..b878d404c8 100644
--- a/source4/smb_server/smb2/config.mk
+++ b/source4/smb_server/smb2/config.mk
@@ -9,6 +9,7 @@ OBJ_FILES = \
tcon.o \
fileio.o \
fileinfo.o \
+ find.o \
keepalive.o
PUBLIC_DEPENDENCIES = \
ntvfs LIBPACKET LIBCLI_SMB2
diff --git a/source4/smb_server/smb2/fileio.c b/source4/smb_server/smb2/fileio.c
index ab263d511c..18db782a79 100644
--- a/source4/smb_server/smb2/fileio.c
+++ b/source4/smb_server/smb2/fileio.c
@@ -239,11 +239,6 @@ void smb2srv_cancel_recv(struct smb2srv_request *req)
smb2srv_send_error(req, NT_STATUS_NOT_IMPLEMENTED);
}
-void smb2srv_find_recv(struct smb2srv_request *req)
-{
- smb2srv_send_error(req, STATUS_NO_MORE_FILES);
-}
-
void smb2srv_notify_recv(struct smb2srv_request *req)
{
smb2srv_send_error(req, NT_STATUS_NOT_IMPLEMENTED);
diff --git a/source4/smb_server/smb2/find.c b/source4/smb_server/smb2/find.c
new file mode 100644
index 0000000000..428d13366a
--- /dev/null
+++ b/source4/smb_server/smb2/find.c
@@ -0,0 +1,167 @@
+/*
+ Unix SMB/CIFS implementation.
+ SMB2 Find
+ Copyright (C) Andrew Tridgell 2003
+ Copyright (c) Stefan Metzmacher 2006
+
+ 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.
+*/
+/*
+ This file handles the parsing of transact2 requests
+*/
+
+#include "includes.h"
+#include "libcli/smb2/smb2.h"
+#include "libcli/smb2/smb2_calls.h"
+#include "smb_server/smb_server.h"
+#include "smb_server/service_smb_proto.h"
+#include "smb_server/smb2/smb2_server.h"
+#include "ntvfs/ntvfs.h"
+
+
+/* a structure to encapsulate the state information about an in-progress ffirst/fnext operation */
+struct smb2srv_find_state {
+ struct smb2srv_request *req;
+ struct smb2_find *info;
+ union smb_search_first *ff;
+ union smb_search_next *fn;
+ uint32_t last_entry_offset;
+};
+
+/* callback function for SMB2 Find */
+static BOOL smb2srv_find_callback(void *private, union smb_search_data *file)
+{
+ struct smb2srv_find_state *state = talloc_get_type(private, struct smb2srv_find_state);
+ struct smb2_find *info = state->info;
+ uint32_t old_length;
+ NTSTATUS status;
+
+ old_length = info->out.blob.length;
+
+ status = smbsrv_push_passthru_search(state, &info->out.blob, info->data_level, file, STR_UNICODE);
+ if (!NT_STATUS_IS_OK(status) ||
+ info->out.blob.length > info->in.max_response_size) {
+ /* restore the old length and tell the backend to stop */
+ smbsrv_blob_grow_data(state, &info->out.blob, old_length);
+ return False;
+ }
+
+ state->last_entry_offset = old_length;
+
+ return True;
+}
+
+static void smb2srv_find_send(struct ntvfs_request *ntvfs)
+{
+ struct smb2srv_request *req;
+ struct smb2srv_find_state *state;
+
+ SMB2SRV_CHECK_ASYNC_STATUS(state, struct smb2srv_find_state);
+ SMB2SRV_CHECK(smb2srv_setup_reply(req, 0x08, True, state->info->out.blob.length));
+
+ if (state->info->out.blob.length > 0) {
+ SIVAL(state->info->out.blob.data + state->last_entry_offset, 0, 0);
+ }
+
+ SMB2SRV_CHECK(smb2_push_o16s32_blob(&req->out, 0x02, state->info->out.blob));
+
+ smb2srv_send_reply(req);
+}
+
+static NTSTATUS smb2srv_find_backend(struct smb2srv_find_state *state)
+{
+ struct smb2_find *info = state->info;
+
+ switch (info->in.level) {
+ case SMB2_FIND_DIRECTORY_INFO:
+ info->data_level = RAW_SEARCH_DATA_DIRECTORY_INFO;
+ break;
+
+ case SMB2_FIND_FULL_DIRECTORY_INFO:
+ info->data_level = RAW_SEARCH_DATA_FULL_DIRECTORY_INFO;
+ break;
+
+ case SMB2_FIND_BOTH_DIRECTORY_INFO:
+ info->data_level = RAW_SEARCH_DATA_BOTH_DIRECTORY_INFO;
+ break;
+
+ case SMB2_FIND_NAME_INFO:
+ info->data_level = RAW_SEARCH_DATA_NAME_INFO;
+ break;
+
+ case SMB2_FIND_ID_BOTH_DIRECTORY_INFO:
+ info->data_level = RAW_SEARCH_DATA_ID_BOTH_DIRECTORY_INFO;
+ break;
+
+ case SMB2_FIND_ID_FULL_DIRECTORY_INFO:
+ info->data_level = RAW_SEARCH_DATA_ID_FULL_DIRECTORY_INFO;
+ break;
+
+ default:
+ return NT_STATUS_FOOBAR;
+ }
+
+ if (info->in.continue_flags & SMB2_CONTINUE_FLAG_NEW) {
+ state->ff = talloc(state, union smb_search_first);
+ NT_STATUS_HAVE_NO_MEMORY(state->ff);
+
+ state->ff->smb2 = *info;
+ state->info = &state->ff->smb2;
+ ZERO_STRUCT(state->ff->smb2.out);
+
+ return ntvfs_search_first(state->req->ntvfs, state->ff, state, smb2srv_find_callback);
+ } else {
+ state->fn = talloc(state, union smb_search_next);
+ NT_STATUS_HAVE_NO_MEMORY(state->fn);
+
+ state->fn->smb2 = *info;
+ state->info = &state->fn->smb2;
+ ZERO_STRUCT(state->fn->smb2.out);
+
+ return ntvfs_search_next(state->req->ntvfs, state->fn, state, smb2srv_find_callback);
+ }
+
+ /* should not be reached */
+ return NT_STATUS_INTERNAL_ERROR;
+}
+
+void smb2srv_find_recv(struct smb2srv_request *req)
+{
+ struct smb2srv_find_state *state;
+ struct smb2_find *info;
+
+ SMB2SRV_CHECK_BODY_SIZE(req, 0x20, True);
+ SMB2SRV_TALLOC_IO_PTR(info, struct smb2_find);
+ /* this overwrites req->io_ptr !*/
+ SMB2SRV_TALLOC_IO_PTR(state, struct smb2srv_find_state);
+ state->req = req;
+ state->info = info;
+ state->ff = NULL;
+ state->fn = NULL;
+ state->last_entry_offset= 0;
+ SMB2SRV_SETUP_NTVFS_REQUEST(smb2srv_find_send, NTVFS_ASYNC_STATE_MAY_ASYNC);
+
+ info->level = RAW_SEARCH_SMB2;
+ info->data_level = RAW_SEARCH_DATA_GENERIC;/* will be overwritten later */
+ info->in.level = CVAL(req->in.body, 0x02);
+ info->in.continue_flags = CVAL(req->in.body, 0x03);
+ info->in.unknown = IVAL(req->in.body, 0x04);
+ info->in.file.ntvfs = smb2srv_pull_handle(req, req->in.body, 0x08);
+ SMB2SRV_CHECK(smb2_pull_o16s16_string(&req->in, info, req->in.body+0x18, &info->in.pattern));
+ info->in.max_response_size = IVAL(req->in.body, 0x1C);
+
+ SMB2SRV_CHECK_FILE_HANDLE(info->in.file.ntvfs);
+ SMB2SRV_CALL_NTVFS_BACKEND(smb2srv_find_backend(state));
+}
generated by cgit (git 2.34.1) at 2024-11-28 11:10:11 +0000