53 lines
1.7 KiB
C
53 lines
1.7 KiB
C
/*
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* $QNXLicenseC:
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* Copyright 2007, QNX Software Systems. All Rights Reserved.
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*
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* You must obtain a written license from and pay applicable license fees to QNX
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* Software Systems before you may reproduce, modify or distribute this software,
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* or any work that includes all or part of this software. Free development
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* licenses are available for evaluation and non-commercial purposes. For more
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* information visit http://licensing.qnx.com or email licensing@qnx.com.
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*
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* This file may contain contributions from others. Please review this entire
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* file for other proprietary rights or license notices, as well as the QNX
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* Development Suite License Guide at http://licensing.qnx.com/license-guide/
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* for other information.
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* $
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*/
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#include <stdlib.h>
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#include <stddef.h>
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#include <unistd.h>
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#include <errno.h>
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#include <sys/iofunc.h>
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int iofunc_open_default(resmgr_context_t *ctp, io_open_t *msg, iofunc_attr_t *attr, void *extra) {
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int (*attr_lock)(iofunc_attr_t *), (*attr_unlock)(iofunc_attr_t *);
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iofunc_funcs_t *funcs;
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int status;
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if (attr->mount == NULL || (funcs = attr->mount->funcs) == NULL || funcs->nfuncs < (offsetof(iofunc_funcs_t, attr_unlock) / sizeof(void *)) || (attr_lock = funcs->attr_lock) == NULL || (attr_unlock = funcs->attr_unlock) == NULL) {
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attr_lock = iofunc_attr_lock, attr_unlock = iofunc_attr_unlock;
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}
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(void)(*attr_lock)(attr);
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if((status = iofunc_open(ctp, msg, attr, 0, 0)) != EOK) {
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(void)(*attr_unlock)(attr);
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return status;
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}
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if((status = iofunc_ocb_attach(ctp, msg, 0, attr, 0)) != EOK) {
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(void)(*attr_unlock)(attr);
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return status;
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}
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(void)(*attr_unlock)(attr);
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return EOK;
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}
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__SRCVERSION("iofunc_open_default.c $Rev: 153052 $");
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