Add documentation for SMB_COM_NEGOTIATE handling

lib/msf/core/exploit/smb/server/share/command/negotiate.rb

@@ -5,9 +5,13 @@ module Msf
     module Share
       module Command
         module Negotiate
+
+          # Handles an SMB_COM_NEGOTIATE command, used by the client to initiate an
+          # SMB connection between the client and the server.
           #
-          # Negotiates a SHARE session with the client
+          # @param c [Socket] The client sending the request.
-          #
+          # @param buff [String] The data including the client request.
+          # @return [Fixnum] The number of bytes returned to the client as response.
           def smb_cmd_negotiate(c, buff)
             pkt = CONST::SMB_NEG_PKT.make_struct
             pkt.from_s(buff)
@@ -29,6 +33,21 @@ module Msf
             })
           end
 
+          # Builds and sends an SMB_COM_CLOSE response.
+          #
+          # @param c [Socket] The client to answer.
+          # @param opts [Hash{Symbol => <String, Fixnum>}] Response custom values.
+          # @option opts [Fixnum] :dialect The index of the dialect selected by the server from the request.
+          # @option opts [Fixnum] :security_mode Security modes supported or required by the server.
+          # @option opts [Fixnum] :max_mpx The maximum number of outstanding SMB operations that the server supports.
+          # @option opts [Fixnum] :max_vcs The maximum number of virtual circuits between the client and the server.
+          # @option opts [Fixnum] :max_buff Largest SMB message that the server can handle.
+          # @option opts [Fixnum] :max_raw Max size for SMB_COM_WRITE_RAW requests and SMB_COM_READ_RAW responses.
+          # @option opts [Fixnum] :server_time_zone The server's time zone.
+          # @option opts [Fixnum] :capabilities The server capability indicators.
+          # @option opts [Fixnum] :key_length The challenge length.
+          # @option opts [Fixnum] :key The challenge.
+          # @return [Fixnum] The number of bytes returned to the client as response.
           def send_negotitate_res(c, opts = {})
             dialect = opts[:dialect] || 0
             security_mode = opts[:security_mode] || 0