1 1.2 pgoyette /* $NetBSD: compat_09_mod.c,v 1.2 2019/01/27 02:08:39 pgoyette Exp $ */ 2 1.2 pgoyette 3 1.2 pgoyette /*- 4 1.2 pgoyette * Copyright (c) 2018 The NetBSD Foundation, Inc. 5 1.2 pgoyette * All rights reserved. 6 1.2 pgoyette * 7 1.2 pgoyette * This code is derived from software developed for The NetBSD Foundation 8 1.2 pgoyette * by Paul Goyette 9 1.2 pgoyette * 10 1.2 pgoyette * Redistribution and use in source and binary forms, with or without 11 1.2 pgoyette * modification, are permitted provided that the following conditions 12 1.2 pgoyette * are met: 13 1.2 pgoyette * 1. Redistributions of source code must retain the above copyright 14 1.2 pgoyette * notice, this list of conditions and the following disclaimer. 15 1.2 pgoyette * 2. Redistributions in binary form must reproduce the above copyright 16 1.2 pgoyette * notice, this list of conditions and the following disclaimer in the 17 1.2 pgoyette * documentation and/or other materials provided with the distribution. 18 1.2 pgoyette * 19 1.2 pgoyette * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 1.2 pgoyette * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 1.2 pgoyette * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 1.2 pgoyette * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 1.2 pgoyette * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 1.2 pgoyette * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 1.2 pgoyette * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 1.2 pgoyette * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 1.2 pgoyette * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 1.2 pgoyette * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 1.2 pgoyette * POSSIBILITY OF SUCH DAMAGE. 30 1.2 pgoyette */ 31 1.2 pgoyette 32 1.2 pgoyette /* 33 1.2 pgoyette * Linkage for the compat module: spaghetti. 34 1.2 pgoyette */ 35 1.2 pgoyette 36 1.2 pgoyette #include <sys/cdefs.h> 37 1.2 pgoyette __KERNEL_RCSID(0, "$NetBSD: compat_09_mod.c,v 1.2 2019/01/27 02:08:39 pgoyette Exp $"); 38 1.2 pgoyette 39 1.2 pgoyette #if defined(_KERNEL_OPT) 40 1.2 pgoyette #include "opt_compat_netbsd.h" 41 1.2 pgoyette #endif 42 1.2 pgoyette 43 1.2 pgoyette #include <sys/systm.h> 44 1.2 pgoyette #include <sys/module.h> 45 1.2 pgoyette #include <sys/sysctl.h> 46 1.2 pgoyette #include <sys/syscall.h> 47 1.2 pgoyette #include <sys/syscallvar.h> 48 1.2 pgoyette #include <sys/syscallargs.h> 49 1.2 pgoyette #include <sys/compat_stub.h> 50 1.2 pgoyette 51 1.2 pgoyette #include <compat/common/compat_util.h> 52 1.2 pgoyette #include <compat/common/compat_mod.h> 53 1.2 pgoyette 54 1.2 pgoyette 55 1.2 pgoyette static int saved_pgid_mask; 56 1.2 pgoyette 57 1.2 pgoyette int 58 1.2 pgoyette compat_09_init(void) 59 1.2 pgoyette { 60 1.2 pgoyette 61 1.2 pgoyette kern_info_09_init(); 62 1.2 pgoyette saved_pgid_mask = kern_sig_43_pgid_mask; 63 1.2 pgoyette kern_sig_43_pgid_mask = 0xffff; 64 1.2 pgoyette return 0; 65 1.2 pgoyette } 66 1.2 pgoyette 67 1.2 pgoyette int 68 1.2 pgoyette compat_09_fini(void) 69 1.2 pgoyette { 70 1.2 pgoyette 71 1.2 pgoyette kern_info_09_fini(); 72 1.2 pgoyette kern_sig_43_pgid_mask = saved_pgid_mask; 73 1.2 pgoyette return 0; 74 1.2 pgoyette } 75 1.2 pgoyette 76 1.2 pgoyette MODULE(MODULE_CLASS_EXEC, compat_09, 77 1.2 pgoyette "compat_10,compat_util,compat_sysctl_09_43"); 78 1.2 pgoyette 79 1.2 pgoyette static int 80 1.2 pgoyette compat_09_modcmd(modcmd_t cmd, void *arg) 81 1.2 pgoyette { 82 1.2 pgoyette 83 1.2 pgoyette switch (cmd) { 84 1.2 pgoyette case MODULE_CMD_INIT: 85 1.2 pgoyette return compat_09_init(); 86 1.2 pgoyette case MODULE_CMD_FINI: 87 1.2 pgoyette return compat_09_fini(); 88 1.2 pgoyette default: 89 1.2 pgoyette return ENOTTY; 90 1.2 pgoyette } 91 1.2 pgoyette } 92