security/apparmor/include/sig_names.h

   1 #include <linux/signal.h>
   2
   3 #define SIGUNKNOWN 0
   4 #define MAXMAPPED_SIG 35
   5 #define MAXMAPPED_SIGNAME (MAXMAPPED_SIG + 1)
   6
   7 /* provide a mapping of arch signal to internal signal # for mediation
   8  * those that are always an alias SIGCLD for SIGCLHD and SIGPOLL for SIGIO
   9  * map to the same entry those that may/or may not get a separate entry
  10  */
  11 static const int sig_map[MAXMAPPED_SIG] = {
  12         [0] = MAXMAPPED_SIG,    /* existence test */
  13         [SIGHUP] = 1,
  14         [SIGINT] = 2,
  15         [SIGQUIT] = 3,
  16         [SIGILL] = 4,
  17         [SIGTRAP] = 5,          /* -, 5, - */
  18         [SIGABRT] = 6,          /*  SIGIOT: -, 6, - */
  19         [SIGBUS] = 7,           /* 10, 7, 10 */
  20         [SIGFPE] = 8,
  21         [SIGKILL] = 9,
  22         [SIGUSR1] = 10,         /* 30, 10, 16 */
  23         [SIGSEGV] = 11,
  24         [SIGUSR2] = 12,         /* 31, 12, 17 */
  25         [SIGPIPE] = 13,
  26         [SIGALRM] = 14,
  27         [SIGTERM] = 15,
  28 #ifdef SIGSTKFLT
  29         [SIGSTKFLT] = 16,       /* -, 16, - */
  30 #endif
  31         [SIGCHLD] = 17,         /* 20, 17, 18.  SIGCHLD -, -, 18 */
  32         [SIGCONT] = 18,         /* 19, 18, 25 */
  33         [SIGSTOP] = 19,         /* 17, 19, 23 */
  34         [SIGTSTP] = 20,         /* 18, 20, 24 */
  35         [SIGTTIN] = 21,         /* 21, 21, 26 */
  36         [SIGTTOU] = 22,         /* 22, 22, 27 */
  37         [SIGURG] = 23,          /* 16, 23, 21 */
  38         [SIGXCPU] = 24,         /* 24, 24, 30 */
  39         [SIGXFSZ] = 25,         /* 25, 25, 31 */
  40         [SIGVTALRM] = 26,       /* 26, 26, 28 */
  41         [SIGPROF] = 27,         /* 27, 27, 29 */
  42         [SIGWINCH] = 28,        /* 28, 28, 20 */
  43         [SIGIO] = 29,           /* SIGPOLL: 23, 29, 22 */
  44         [SIGPWR] = 30,          /* 29, 30, 19.  SIGINFO 29, -, - */
  45 #ifdef SIGSYS
  46         [SIGSYS] = 31,          /* 12, 31, 12. often SIG LOST/UNUSED */
  47 #endif
  48 #ifdef SIGEMT
  49         [SIGEMT] = 32,          /* 7, - , 7 */
  50 #endif
  51 #if defined(SIGLOST) && SIGPWR != SIGLOST               /* sparc */
  52         [SIGLOST] = 33,         /* unused on Linux */
  53 #endif
  54 #if defined(SIGUNUSED) && \
  55     defined(SIGLOST) && defined(SIGSYS) && SIGLOST != SIGSYS
  56         [SIGUNUSED] = 34,       /* -, 31, - */
  57 #endif
  58 };
  59
  60 /* this table is ordered post sig_map[sig] mapping */
  61 static const char *const sig_names[MAXMAPPED_SIGNAME] = {
  62         "unknown",
  63         "hup",
  64         "int",
  65         "quit",
  66         "ill",
  67         "trap",
  68         "abrt",
  69         "bus",
  70         "fpe",
  71         "kill",
  72         "usr1",
  73         "segv",
  74         "usr2",
  75         "pipe",
  76         "alrm",
  77         "term",
  78         "stkflt",
  79         "chld",
  80         "cont",
  81         "stop",
  82         "stp",
  83         "ttin",
  84         "ttou",
  85         "urg",
  86         "xcpu",
  87         "xfsz",
  88         "vtalrm",
  89         "prof",
  90         "winch",
  91         "io",
  92         "pwr",
  93         "sys",
  94         "emt",
  95         "lost",
  96         "unused",
  97
  98         "exists",       /* always last existence test mapped to MAXMAPPED_SIG */
  99 };
 100