/* * $Header$ * * Copyright 2006 Massachusetts Institute of Technology. * All Rights Reserved. * * Export of this software from the United States of America may * require a specific license from the United States Government. * It is the responsibility of any person or organization contemplating * export to obtain such a license before exporting. * * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and * distribute this software and its documentation for any purpose and * without fee is hereby granted, provided that the above copyright * notice appear in all copies and that both that copyright notice and * this permission notice appear in supporting documentation, and that * the name of M.I.T. not be used in advertising or publicity pertaining * to distribution of the software without specific, written prior * permission. Furthermore if you modify this software you must label * your software as modified software and not distribute it in such a * fashion that it might be confused with the original M.I.T. software. * M.I.T. makes no representations about the suitability of * this software for any purpose. It is provided "as is" without express * or implied warranty. */ #include "ccs_common.h" #include "ccs_os_pipe.h" #include <mach/port.h> /* On Mac OS X ccs_pipe_t is a mach_port_t */ /* ------------------------------------------------------------------------ */ cc_int32 ccs_os_pipe_valid (ccs_pipe_t in_pipe) { return MACH_PORT_VALID (in_pipe); } /* ------------------------------------------------------------------------ */ cc_int32 ccs_os_pipe_compare (ccs_pipe_t in_pipe, ccs_pipe_t in_compare_to_pipe, cc_uint32 *out_equal) { cc_int32 err = ccNoError; if (!in_pipe ) { err = cci_check_error (ccErrBadParam); } if (!in_compare_to_pipe) { err = cci_check_error (ccErrBadParam); } if (!out_equal ) { err = cci_check_error (ccErrBadParam); } if (!err) { *out_equal = (in_pipe == in_compare_to_pipe); } return cci_check_error (err); } /* ------------------------------------------------------------------------ */ cc_int32 ccs_os_pipe_copy (ccs_pipe_t *out_pipe, ccs_pipe_t in_pipe) { cc_int32 err = 0; *out_pipe = in_pipe; return cci_check_error (err); } /* ------------------------------------------------------------------------ */ cc_int32 ccs_os_pipe_release (ccs_pipe_t io_pipe) { cc_int32 err = 0; /* Nothing to do here on Mac OS X */ return cci_check_error (err); }