amd64/bareMetalOS-0.5.3/os/ipv4/udp.asm

   1 ; =============================================================================
   2 ; BareMetal -- a 64-bit OS written in Assembly for x86-64 systems
   3 ; Copyright (C) 2008-2012 Return Infinity -- see LICENSE.TXT
   4 ;
   5 ; UDP (User Datagram Protocol) over IPv4
   6 ; =============================================================================
   7
   8 align 16
   9 db 'DEBUG: IPv4 UDP '
  10 align 16
  11
  12
  13 ; os_ipv4_udp_sendto -- Writes data the remote host via UDP
  14 ; os_ipv4_udp_recvfrom -- Reads data from the remote host via UDP
  15
  16
  17 ; -----------------------------------------------------------------------------
  18 ; os_udp_handler -- Handle an incoming UDP packet; Called by Network interrupt
  19 ;  IN:  RCX = packet length
  20 ;       RSI = location of received UDP packet
  21 os_udp_handler:
  22         push rsi
  23         push rax
  24
  25
  26
  27         pop rax
  28         pop rsi
  29         ret
  30 ; -----------------------------------------------------------------------------
  31
  32
  33 ; =============================================================================
  34 ; EOF