Fix some bad copypasta from non-blocking write commit. This should make stream sessions happy again.

git-svn-id: file:///home/svn/framework3/trunk@12476 4d416f70-5f16-0410-b530-b9f4589650da

lib/rex/io/stream_abstraction.rb

@@ -68,19 +68,33 @@ module StreamAbstraction
 	end
 
 	#
-	# Writes to the local side.
+	# Low-level write to the local side.
 	#
 	def syswrite(buffer)
 		lsock.syswrite(buffer)
 	end
 
 	#
-	# Reads from the local side.
+	# Writes to the local side.
+	#
+	def write(buffer)
+		lsock.write(buffer)
+	end
+	
+	#
+	# Low-level read from the local side.
 	#
 	def sysread(length)
 		lsock.sysread(length)
 	end
 
+	#
+	# Reads from the local side.
+	#
+	def read(length)
+		lsock.read(length)
+	end
+	
 	#
 	# Shuts down the local side of the stream abstraction.
 	#
@@ -161,8 +175,12 @@ protected
 					while( total_sent < total_length )
 						begin
 							data = buf[total_sent, buf.length]
+							
+							# Note that this must be write() NOT syswrite() or put() or anything like it.
+							# Using syswrite() breaks SSL streams.
 							sent = self.write( data )
-							# sf: Only remove the data off the queue is syswrite was successfull.
+							
+							# sf: Only remove the data off the queue is write was successfull.
 							#     This way we naturally perform a resend if a failure occured.
 							#     Catches an edge case with meterpreter TCP channels where remote send
 							#     failes gracefully and a resend is required.