<%
  from pwnlib.shellcraft import i386
  from pwnlib.constants import Constant
  from pwnlib.abi import linux_i386_syscall as abi
  from six import text_type
%>
<%page args="syscall = None, arg0 = None, arg1 = None, arg2 = None, arg3 = None, arg4 = None, arg5 = None"/>
<%docstring>
Args: [syscall_number, \*args]
    Does a syscall

Any of the arguments can be expressions to be evaluated by :func:`pwnlib.constants.eval`.
</%docstring>
<%
  append_cdq = False
  if isinstance(syscall, (str, text_type, Constant)) and str(syscall).startswith('SYS_'):
      syscall_repr = str(syscall)[4:] + "(%s)"
      args = []
  else:
      syscall_repr = 'syscall(%s)'
      if syscall == None:
          args = ['?']
      else:
          args = [repr(syscall)]

  for arg in [arg0, arg1, arg2, arg3, arg4, arg5]:
      if arg == None:
          args.append('?')
      else:
          args.append(repr(arg))
  while args and args[-1] == '?':
      args.pop()
  syscall_repr = syscall_repr % ', '.join(args)

  registers = abi.register_arguments
  arguments = [syscall, arg0, arg1, arg2, arg3, arg4, arg5]
  regctx    = dict(zip(registers, arguments))
%>\
    /* call ${syscall_repr} */
%if any(a is not None for a in arguments):
    ${i386.setregs(regctx)}
%endif
    int 0x80
