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-rw-r--r--source3/smbd/globals.h1
-rw-r--r--source3/smbd/negprot.c1
-rw-r--r--source3/smbd/smb2_negprot.c36
3 files changed, 38 insertions, 0 deletions
diff --git a/source3/smbd/globals.h b/source3/smbd/globals.h
index 22e4837bf3..d0935e10f1 100644
--- a/source3/smbd/globals.h
+++ b/source3/smbd/globals.h
@@ -206,6 +206,7 @@ DATA_BLOB negprot_spnego(void);
bool smbd_is_smb2_header(const uint8_t *inbuf, size_t size);
+void reply_smb2002(struct smb_request *req, uint16_t choice);
void smbd_smb2_first_negprot(struct smbd_server_connection *conn,
const uint8_t *inbuf, size_t size);
diff --git a/source3/smbd/negprot.c b/source3/smbd/negprot.c
index b3eb698a37..6d15f486df 100644
--- a/source3/smbd/negprot.c
+++ b/source3/smbd/negprot.c
@@ -481,6 +481,7 @@ static const struct {
void (*proto_reply_fn)(struct smb_request *req, uint16 choice);
int protocol_level;
} supported_protocols[] = {
+ {"SMB 2.002", "SMB2", reply_smb2002, PROTOCOL_SMB2},
{"NT LANMAN 1.0", "NT1", reply_nt1, PROTOCOL_NT1},
{"NT LM 0.12", "NT1", reply_nt1, PROTOCOL_NT1},
{"POSIX 2", "NT1", reply_nt1, PROTOCOL_NT1},
diff --git a/source3/smbd/smb2_negprot.c b/source3/smbd/smb2_negprot.c
index d82d04885d..38dfe6dab3 100644
--- a/source3/smbd/smb2_negprot.c
+++ b/source3/smbd/smb2_negprot.c
@@ -24,6 +24,42 @@
extern enum protocol_types Protocol;
+/*
+ * this is the entry point if SMB2 is selected via
+ * the SMB negprot
+ */
+void reply_smb2002(struct smb_request *req, uint16_t choice)
+{
+ uint8_t *smb2_inbuf;
+ uint8_t *smb2_hdr;
+ uint8_t *smb2_body;
+ uint8_t *smb2_dyn;
+ size_t len = 4 + SMB2_HDR_BODY + 0x24 + 2;
+
+ smb2_inbuf = talloc_zero_array(talloc_tos(), uint8_t, len);
+ if (smb2_inbuf == NULL) {
+ DEBUG(0, ("Could not push spnego blob\n"));
+ reply_nterror(req, NT_STATUS_NO_MEMORY);
+ return;
+ }
+ smb2_hdr = smb2_inbuf + 4;
+ smb2_body = smb2_hdr + SMB2_HDR_BODY;
+ smb2_dyn = smb2_body + 0x24;
+
+ SIVAL(smb2_hdr, SMB2_HDR_PROTOCOL_ID, SMB2_MAGIC);
+ SIVAL(smb2_hdr, SMB2_HDR_LENGTH, SMB2_HDR_BODY);
+
+ SSVAL(smb2_body, 0x00, 0x0024); /* struct size */
+ SSVAL(smb2_body, 0x02, 0x0001); /* dialect count */
+
+ SSVAL(smb2_dyn, 0x00, 0x0202); /* dialect 2.002 */
+
+ req->outbuf = NULL;
+
+ smbd_smb2_first_negprot(smbd_server_conn, smb2_inbuf, len);
+ return;
+}
+
NTSTATUS smbd_smb2_request_process_negprot(struct smbd_smb2_request *req)
{
const uint8_t *inbody;