crypto/external/bsd/heimdal/dist/kcm/main.c

   1 /*      $NetBSD: main.c,v 1.1.1.2 2014/04/24 12:45:27 pettai Exp $      */
   2
   3 /*
   4  * Copyright (c) 1997-2002 Kungliga Tekniska Högskolan
   5  * (Royal Institute of Technology, Stockholm, Sweden).
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * 3. Neither the name of the Institute nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  */
  35
  36 #include "kcm_locl.h"
  37
  38 __RCSID("NetBSD");
  39
  40 sig_atomic_t exit_flag = 0;
  41
  42 krb5_context kcm_context = NULL;
  43
  44 const char *service_name = "org.h5l.kcm";
  45
  46 static RETSIGTYPE
  47 sigterm(int sig)
  48 {
  49     exit_flag = 1;
  50 }
  51
  52 static RETSIGTYPE
  53 sigusr1(int sig)
  54 {
  55     kcm_debug_ccache(kcm_context);
  56 }
  57
  58 static RETSIGTYPE
  59 sigusr2(int sig)
  60 {
  61     kcm_debug_events(kcm_context);
  62 }
  63
  64 int
  65 main(int argc, char **argv)
  66 {
  67     krb5_error_code ret;
  68     setprogname(argv[0]);
  69
  70     ret = krb5_init_context(&kcm_context);
  71     if (ret) {
  72         errx (1, "krb5_init_context failed: %d", ret);
  73         return ret;
  74     }
  75
  76     kcm_configure(argc, argv);
  77
  78 #ifdef HAVE_SIGACTION
  79     {
  80         struct sigaction sa;
  81
  82         sa.sa_flags = 0;
  83         sa.sa_handler = sigterm;
  84         sigemptyset(&sa.sa_mask);
  85
  86         sigaction(SIGINT, &sa, NULL);
  87         sigaction(SIGTERM, &sa, NULL);
  88
  89         sa.sa_handler = sigusr1;
  90         sigaction(SIGUSR1, &sa, NULL);
  91
  92         sa.sa_handler = sigusr2;
  93         sigaction(SIGUSR2, &sa, NULL);
  94
  95         sa.sa_handler = SIG_IGN;
  96         sigaction(SIGPIPE, &sa, NULL);
  97     }
  98 #else
  99     signal(SIGINT, sigterm);
 100     signal(SIGTERM, sigterm);
 101     signal(SIGUSR1, sigusr1);
 102     signal(SIGUSR2, sigusr2);
 103     signal(SIGPIPE, SIG_IGN);
 104 #endif
 105 #ifdef SUPPORT_DETACH
 106     if (detach_from_console)
 107         daemon(0, 0);
 108 #endif
 109     pidfile(NULL);
 110
 111     if (launchd_flag) {
 112         heim_sipc mach;
 113         heim_sipc_launchd_mach_init(service_name, kcm_service, NULL, &mach);
 114     } else {
 115         heim_sipc un;
 116         heim_sipc_service_unix(service_name, kcm_service, NULL, &un);
 117     }
 118
 119     heim_ipc_main();
 120
 121     krb5_free_context(kcm_context);
 122     return 0;
 123 }