65 lines
1.6 KiB
C
65 lines
1.6 KiB
C
/****************************************************************
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* *
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* Copyright 2001, 2009 Fidelity Information Services, Inc *
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* *
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* This source code contains the intellectual property *
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* of its copyright holder(s), and is made available *
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* under a license. If you do not know the terms of *
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* the license, please stop and do not read further. *
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* *
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****************************************************************/
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#include "mdef.h"
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#include "cmidef.h"
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#include "gtm_string.h"
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#include <errno.h>
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GBLDEF struct NTD *ntd_root;
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/* CLEAN-UP: 1. replace CMI_CMICHECK with new message
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2. find correct size and location of MBX_SIZE
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*/
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error_def(CMI_CMICHECK);
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cmi_status_t cmj_netinit(void)
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{
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struct NTD *tsk;
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struct sigaction sa;
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int rval;
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if (ntd_root)
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return CMI_CMICHECK;
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ntd_root = (struct NTD *)malloc(SIZEOF(*ntd_root));
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tsk = ntd_root;
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memset(tsk, 0, SIZEOF(*tsk));
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tsk->listen_fd = FD_INVALID;
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FD_ZERO(&tsk->rs);
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FD_ZERO(&tsk->ws);
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FD_ZERO(&tsk->es);
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/* to support CMI_MUTEX_ macros */
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sigemptyset(&tsk->mutex_set);
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sigaddset(&tsk->mutex_set, SIGIO);
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sigaddset(&tsk->mutex_set, SIGURG);
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/* setup signal handlers */
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/* I/O - SIGURG, SIGIO are I/O interrupts - highest priority */
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sa.sa_flags = SA_SIGINFO;
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sa.sa_handler = NULL;
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sa.sa_sigaction = cmj_handler;
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sigemptyset(&sa.sa_mask);
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sigaddset(&sa.sa_mask, SIGURG);
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rval = sigaction(SIGIO, &sa, NULL);
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if (rval < 0)
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return errno;
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sigemptyset(&sa.sa_mask);
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sigaddset(&sa.sa_mask, SIGIO);
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rval = sigaction(SIGURG, &sa, NULL);
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if (rval < 0)
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return errno;
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return SS_NORMAL;
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}
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