smbd: introduce smbXsrv_session_info_lookup()

Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>

diff --git a/source3/smbd/globals.h b/source3/smbd/globals.h
index 16d1de4c49f5bfd8fdf964e055e71e92edcdf549..d91d174a776319c150b4b7f55e4d7663c16af25a 100644 (file)
--- a/source3/smbd/globals.h
+++ b/source3/smbd/globals.h
@@ -573,6 +573,9 @@ NTSTATUS smb1srv_session_table_init(struct smbXsrv_connection *conn);
 NTSTATUS smb1srv_session_lookup(struct smbXsrv_connection *conn,
                                uint16_t vuid, NTTIME now,
                                struct smbXsrv_session **session);
+NTSTATUS smbXsrv_session_info_lookup(struct smbXsrv_client *client,
+                                    uint64_t session_wire_id,
+                                    struct auth_session_info **si);
 NTSTATUS smb2srv_session_table_init(struct smbXsrv_connection *conn);
 NTSTATUS smb2srv_session_lookup_conn(struct smbXsrv_connection *conn,
                                     uint64_t session_id, NTTIME now,

diff --git a/source3/smbd/smbXsrv_session.c b/source3/smbd/smbXsrv_session.c
index 9f113cc9db68ea10148bad825d9cfe9c5fabb04a..f51615f74e2595248e40a5ca9e61c6a5b320d23b 100644 (file)
--- a/source3/smbd/smbXsrv_session.c
+++ b/source3/smbd/smbXsrv_session.c
@@ -1854,6 +1854,51 @@ NTSTATUS smb1srv_session_lookup(struct smbXsrv_connection *conn,
                                            session);
 }
 
+NTSTATUS smbXsrv_session_info_lookup(struct smbXsrv_client *client,
+                                    uint64_t session_wire_id,
+                                    struct auth_session_info **si)
+{
+       struct smbXsrv_session_table *table = client->session_table;
+       uint8_t key_buf[SMBXSRV_SESSION_LOCAL_TDB_KEY_SIZE];
+       struct smbXsrv_session_local_fetch_state state = {
+               .session = NULL,
+               .status = NT_STATUS_INTERNAL_ERROR,
+       };
+       TDB_DATA key;
+       NTSTATUS status;
+
+       if (session_wire_id == 0) {
+               return NT_STATUS_USER_SESSION_DELETED;
+       }
+
+       if (table == NULL) {
+               /* this might happen before the end of negprot */
+               return NT_STATUS_USER_SESSION_DELETED;
+       }
+
+       if (table->local.db_ctx == NULL) {
+               return NT_STATUS_INTERNAL_ERROR;
+       }
+
+       key = smbXsrv_session_local_id_to_key(session_wire_id, key_buf);
+
+       status = dbwrap_parse_record(table->local.db_ctx, key,
+                                    smbXsrv_session_local_fetch_parser,
+                                    &state);
+       if (!NT_STATUS_IS_OK(status)) {
+               return status;
+       }
+       if (!NT_STATUS_IS_OK(state.status)) {
+               return state.status;
+       }
+       if (state.session->global->auth_session_info == NULL) {
+               return NT_STATUS_USER_SESSION_DELETED;
+       }
+
+       *si = state.session->global->auth_session_info;
+       return NT_STATUS_OK;
+}
+
 NTSTATUS smb2srv_session_table_init(struct smbXsrv_connection *conn)
 {
        /*