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-rw-r--r--source4/smb_server/blob.c87
-rw-r--r--source4/smb_server/smb/trans2.c70
2 files changed, 102 insertions, 55 deletions
diff --git a/source4/smb_server/blob.c b/source4/smb_server/blob.c
index 6e798035a2..19d29edd84 100644
--- a/source4/smb_server/blob.c
+++ b/source4/smb_server/blob.c
@@ -32,6 +32,12 @@
NT_STATUS_NOT_OK_RETURN(_status); \
} while (0)
+#define BLOB_CHECK_MIN_SIZE(blob, size) do { \
+ if ((blob)->length < (size)) { \
+ return NT_STATUS_INFO_LENGTH_MISMATCH; \
+ } \
+} while (0)
+
/* grow the data size of a trans2 reply */
NTSTATUS smbsrv_blob_grow_data(TALLOC_CTX *mem_ctx,
DATA_BLOB *blob,
@@ -493,3 +499,84 @@ NTSTATUS smbsrv_push_passthru_fileinfo(TALLOC_CTX *mem_ctx,
return NT_STATUS_INVALID_LEVEL;
}
+
+NTSTATUS smbsrv_pull_passthru_sfileinfo(TALLOC_CTX *mem_ctx,
+ enum smb_setfileinfo_level level,
+ union smb_setfileinfo *st,
+ const DATA_BLOB *blob,
+ int default_str_flags,
+ struct smbsrv_request *req)
+{
+ uint32_t len;
+ DATA_BLOB str_blob;
+
+ switch (level) {
+ case SMB_SFILEINFO_BASIC_INFORMATION:
+ BLOB_CHECK_MIN_SIZE(blob, 36);
+
+ st->basic_info.in.create_time = pull_nttime(blob->data, 0);
+ st->basic_info.in.access_time = pull_nttime(blob->data, 8);
+ st->basic_info.in.write_time = pull_nttime(blob->data, 16);
+ st->basic_info.in.change_time = pull_nttime(blob->data, 24);
+ st->basic_info.in.attrib = IVAL(blob->data, 32);
+
+ return NT_STATUS_OK;
+
+ case SMB_SFILEINFO_DISPOSITION_INFORMATION:
+ BLOB_CHECK_MIN_SIZE(blob, 1);
+
+ st->disposition_info.in.delete_on_close = CVAL(blob->data, 0);
+
+ return NT_STATUS_OK;
+
+ case SMB_SFILEINFO_ALLOCATION_INFORMATION:
+ BLOB_CHECK_MIN_SIZE(blob, 8);
+
+ st->allocation_info.in.alloc_size = BVAL(blob->data, 0);
+
+ return NT_STATUS_OK;
+
+ case RAW_SFILEINFO_END_OF_FILE_INFORMATION:
+ BLOB_CHECK_MIN_SIZE(blob, 8);
+
+ st->end_of_file_info.in.size = BVAL(blob->data, 0);
+
+ return NT_STATUS_OK;
+
+ case RAW_SFILEINFO_RENAME_INFORMATION:
+ BLOB_CHECK_MIN_SIZE(blob, 12);
+
+ st->rename_information.in.overwrite = CVAL(blob->data, 0);
+ st->rename_information.in.root_fid = IVAL(blob->data, 4);
+ len = IVAL(blob->data, 8);
+ str_blob.data = blob->data+12;
+ str_blob.length = MIN(blob->length, len);
+ smbsrv_blob_pull_string(req, &str_blob, 0,
+ &st->rename_information.in.new_name,
+ STR_UNICODE);
+ if (st->rename_information.in.new_name == NULL) {
+ return NT_STATUS_FOOBAR;
+ }
+
+ return NT_STATUS_OK;
+
+ case RAW_SFILEINFO_POSITION_INFORMATION:
+ BLOB_CHECK_MIN_SIZE(blob, 8);
+
+ st->position_information.in.position = BVAL(blob->data, 0);
+
+ return NT_STATUS_OK;
+
+ case RAW_SFILEINFO_MODE_INFORMATION:
+ BLOB_CHECK_MIN_SIZE(blob, 4);
+
+ st->mode_information.in.mode = IVAL(blob->data, 0);
+
+ return NT_STATUS_OK;
+
+ default:
+ return NT_STATUS_INVALID_LEVEL;
+ }
+
+ return NT_STATUS_INVALID_LEVEL;
+}
diff --git a/source4/smb_server/smb/trans2.c b/source4/smb_server/smb/trans2.c
index 6280f41eea..00fd70413c 100644
--- a/source4/smb_server/smb/trans2.c
+++ b/source4/smb_server/smb/trans2.c
@@ -253,7 +253,7 @@ static NTSTATUS trans2_open(struct smbsrv_request *req, struct trans_op *op)
io->t2open.in.search_attrs = SVAL(trans->in.params.data, VWV(2));
io->t2open.in.file_attrs = SVAL(trans->in.params.data, VWV(3));
io->t2open.in.write_time = srv_pull_dos_date(req->smb_conn,
- trans->in.params.data + VWV(4));;
+ trans->in.params.data + VWV(4));
io->t2open.in.open_func = SVAL(trans->in.params.data, VWV(6));
io->t2open.in.size = IVAL(trans->in.params.data, VWV(7));
io->t2open.in.timeout = IVAL(trans->in.params.data, VWV(9));
@@ -546,8 +546,7 @@ static NTSTATUS trans2_parse_sfileinfo(struct smbsrv_request *req,
union smb_setfileinfo *st,
const DATA_BLOB *blob)
{
- uint32_t len;
- DATA_BLOB str_blob;
+ enum smb_setfileinfo_level passthru_level;
switch (st->generic.level) {
case RAW_SFILEINFO_GENERIC:
@@ -573,70 +572,29 @@ static NTSTATUS trans2_parse_sfileinfo(struct smbsrv_request *req,
case SMB_SFILEINFO_BASIC_INFO:
case SMB_SFILEINFO_BASIC_INFORMATION:
- CHECK_MIN_BLOB_SIZE(blob, 36);
-
- st->basic_info.in.create_time = pull_nttime(blob->data, 0);
- st->basic_info.in.access_time = pull_nttime(blob->data, 8);
- st->basic_info.in.write_time = pull_nttime(blob->data, 16);
- st->basic_info.in.change_time = pull_nttime(blob->data, 24);
- st->basic_info.in.attrib = IVAL(blob->data, 32);
-
- return NT_STATUS_OK;
+ passthru_level = SMB_SFILEINFO_BASIC_INFORMATION;
+ break;
case SMB_SFILEINFO_DISPOSITION_INFO:
case SMB_SFILEINFO_DISPOSITION_INFORMATION:
- CHECK_MIN_BLOB_SIZE(blob, 1);
-
- st->disposition_info.in.delete_on_close = CVAL(blob->data, 0);
-
- return NT_STATUS_OK;
+ passthru_level = SMB_SFILEINFO_DISPOSITION_INFORMATION;
+ break;
case SMB_SFILEINFO_ALLOCATION_INFO:
case SMB_SFILEINFO_ALLOCATION_INFORMATION:
- CHECK_MIN_BLOB_SIZE(blob, 8);
-
- st->allocation_info.in.alloc_size = BVAL(blob->data, 0);
-
- return NT_STATUS_OK;
+ passthru_level = SMB_SFILEINFO_ALLOCATION_INFORMATION;
+ break;
case RAW_SFILEINFO_END_OF_FILE_INFO:
case RAW_SFILEINFO_END_OF_FILE_INFORMATION:
- CHECK_MIN_BLOB_SIZE(blob, 8);
-
- st->end_of_file_info.in.size = BVAL(blob->data, 0);
-
- return NT_STATUS_OK;
+ passthru_level = RAW_SFILEINFO_END_OF_FILE_INFORMATION;
+ break;
case RAW_SFILEINFO_RENAME_INFORMATION:
- CHECK_MIN_BLOB_SIZE(blob, 12);
-
- st->rename_information.in.overwrite = CVAL(blob->data, 0);
- st->rename_information.in.root_fid = IVAL(blob->data, 4);
- len = IVAL(blob->data, 8);
- str_blob.data = blob->data+12;
- str_blob.length = MIN(blob->length, len);
- smbsrv_blob_pull_string(req, &str_blob, 0,
- &st->rename_information.in.new_name,
- STR_UNICODE);
- if (st->rename_information.in.new_name == NULL) {
- return NT_STATUS_FOOBAR;
- }
-
- return NT_STATUS_OK;
-
case RAW_SFILEINFO_POSITION_INFORMATION:
- CHECK_MIN_BLOB_SIZE(blob, 8);
-
- st->position_information.in.position = BVAL(blob->data, 0);
-
- return NT_STATUS_OK;
-
case RAW_SFILEINFO_MODE_INFORMATION:
- CHECK_MIN_BLOB_SIZE(blob, 4);
-
- st->mode_information.in.mode = IVAL(blob->data, 0);
-
- return NT_STATUS_OK;
+ passthru_level = st->generic.level;
+ break;
case RAW_SFILEINFO_UNIX_BASIC:
case RAW_SFILEINFO_UNIX_LINK:
@@ -650,7 +608,9 @@ static NTSTATUS trans2_parse_sfileinfo(struct smbsrv_request *req,
return NT_STATUS_INVALID_LEVEL;
}
- return NT_STATUS_INVALID_LEVEL;
+ return smbsrv_pull_passthru_sfileinfo(st, passthru_level, st,
+ blob, SMBSRV_REQ_DEFAULT_STR_FLAGS(req),
+ req);
}
/*
generated by cgit (git 2.34.1) at 2024-11-30 08:52:29 +0000