1 | #include <machine/rtems-bsd-user-space.h> |
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2 | |
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3 | /* $NetBSD: svc_run.c,v 1.17 2000/07/06 03:10:35 christos Exp $ */ |
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4 | |
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5 | /*- |
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6 | * Copyright (c) 2009, Sun Microsystems, Inc. |
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7 | * All rights reserved. |
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8 | * |
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9 | * Redistribution and use in source and binary forms, with or without |
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10 | * modification, are permitted provided that the following conditions are met: |
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11 | * - Redistributions of source code must retain the above copyright notice, |
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12 | * this list of conditions and the following disclaimer. |
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13 | * - Redistributions in binary form must reproduce the above copyright notice, |
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14 | * this list of conditions and the following disclaimer in the documentation |
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15 | * and/or other materials provided with the distribution. |
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16 | * - Neither the name of Sun Microsystems, Inc. nor the names of its |
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17 | * contributors may be used to endorse or promote products derived |
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18 | * from this software without specific prior written permission. |
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19 | * |
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20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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21 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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22 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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23 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
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24 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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25 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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26 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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27 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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28 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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29 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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30 | * POSSIBILITY OF SUCH DAMAGE. |
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31 | */ |
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32 | |
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33 | #if defined(LIBC_SCCS) && !defined(lint) |
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34 | static char *sccsid2 = "from: @(#)svc_run.c 1.1 87/10/13 Copyr 1984 Sun Micro"; |
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35 | static char *sccsid = "from: @(#)svc_run.c 2.1 88/07/29 4.0 RPCSRC"; |
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36 | #endif |
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37 | #include <sys/cdefs.h> |
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38 | __FBSDID("$FreeBSD$"); |
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39 | |
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40 | /* |
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41 | * This is the rpc server side idle loop |
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42 | * Wait for input, call server program. |
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43 | */ |
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44 | #include "namespace.h" |
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45 | #include "reentrant.h" |
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46 | #include <err.h> |
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47 | #include <errno.h> |
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48 | #include <rpc/rpc.h> |
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49 | #include <stdio.h> |
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50 | #include <string.h> |
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51 | #include <unistd.h> |
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52 | #include "un-namespace.h" |
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53 | |
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54 | #include <rpc/rpc.h> |
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55 | #include "rpc_com.h" |
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56 | #include "mt_misc.h" |
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57 | |
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58 | void |
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59 | svc_run() |
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60 | { |
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61 | fd_set readfds, cleanfds; |
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62 | struct timeval timeout; |
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63 | |
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64 | timeout.tv_sec = 30; |
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65 | timeout.tv_usec = 0; |
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66 | |
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67 | for (;;) { |
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68 | rwlock_rdlock(&svc_fd_lock); |
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69 | readfds = svc_fdset; |
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70 | cleanfds = svc_fdset; |
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71 | rwlock_unlock(&svc_fd_lock); |
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72 | switch (_select(svc_maxfd+1, &readfds, NULL, NULL, &timeout)) { |
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73 | case -1: |
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74 | FD_ZERO(&readfds); |
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75 | if (errno == EINTR) { |
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76 | continue; |
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77 | } |
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78 | _warn("svc_run: - select failed"); |
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79 | return; |
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80 | case 0: |
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81 | __svc_clean_idle(&cleanfds, 30, FALSE); |
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82 | continue; |
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83 | default: |
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84 | svc_getreqset(&readfds); |
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85 | } |
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86 | } |
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87 | } |
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88 | |
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89 | /* |
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90 | * This function causes svc_run() to exit by telling it that it has no |
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91 | * more work to do. |
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92 | */ |
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93 | void |
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94 | svc_exit() |
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95 | { |
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96 | rwlock_wrlock(&svc_fd_lock); |
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97 | FD_ZERO(&svc_fdset); |
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98 | rwlock_unlock(&svc_fd_lock); |
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99 | } |
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