granicus.if.org Git - strace/blob - syslog.c

   1 #include "defs.h"
   2
   3 enum {
   4         SYSLOG_ACTION_CLOSE = 0,
   5         SYSLOG_ACTION_OPEN,
   6         SYSLOG_ACTION_READ,
   7         SYSLOG_ACTION_READ_ALL,
   8         SYSLOG_ACTION_READ_CLEAR,
   9         SYSLOG_ACTION_CLEAR,
  10         SYSLOG_ACTION_CONSOLE_OFF,
  11         SYSLOG_ACTION_CONSOLE_ON,
  12         SYSLOG_ACTION_CONSOLE_LEVEL,
  13         SYSLOG_ACTION_SIZE_UNREAD,
  14         SYSLOG_ACTION_SIZE_BUFFER
  15 };
  16
  17 #include "xlat/syslog_action_type.h"
  18
  19 SYS_FUNC(syslog)
  20 {
  21         int type = tcp->u_arg[0];
  22
  23         if (entering(tcp)) {
  24                 /* type */
  25                 printxval(syslog_action_type, type, "SYSLOG_ACTION_???");
  26                 tprints(", ");
  27         }
  28
  29         switch (type) {
  30                 case SYSLOG_ACTION_READ:
  31                 case SYSLOG_ACTION_READ_ALL:
  32                 case SYSLOG_ACTION_READ_CLEAR:
  33                         if (entering(tcp))
  34                                 return 0;
  35                         break;
  36                 default:
  37                         printaddr(tcp->u_arg[1]);
  38                         tprintf(", %lu", tcp->u_arg[2]);
  39                         return RVAL_DECODED;
  40         }
  41
  42         /* bufp */
  43         if (syserror(tcp))
  44                 printaddr(tcp->u_arg[1]);
  45         else
  46                 printstr(tcp, tcp->u_arg[1], tcp->u_rval);
  47         /* len */
  48         tprintf(", %d", (int) tcp->u_arg[2]);
  49
  50         return 0;
  51 }