void log_flushq(queue_t *q) { mblk_t *mp; log_t *lp = (log_t *)q->q_ptr; /* lp will be NULL if the queue was created via log_makeq */ while ((mp = getq_noenab(q, 0)) != NULL) log_sendmsg(mp, lp == NULL ? GLOBAL_ZONEID : lp->log_zoneid); }
static int log_wput(queue_t *q, mblk_t *mp) { log_t *lp = (log_t *)q->q_ptr; struct iocblk *iocp; mblk_t *mp2; cred_t *cr = DB_CRED(mp); zoneid_t zoneid; /* * Default to global zone if dblk doesn't have a valid cred. * Calls to syslog() go through putmsg(), which does set up * the cred. */ zoneid = (cr != NULL) ? crgetzoneid(cr) : GLOBAL_ZONEID; switch (DB_TYPE(mp)) { case M_FLUSH: if (*mp->b_rptr & FLUSHW) { flushq(q, FLUSHALL); *mp->b_rptr &= ~FLUSHW; } if (*mp->b_rptr & FLUSHR) { flushq(RD(q), FLUSHALL); qreply(q, mp); return (0); } break; case M_IOCTL: iocp = (struct iocblk *)mp->b_rptr; if (lp->log_major != LOG_LOGMIN) { /* write-only device */ miocnak(q, mp, 0, EINVAL); return (0); } if (iocp->ioc_count == TRANSPARENT) { miocnak(q, mp, 0, EINVAL); return (0); } if (lp->log_flags) { miocnak(q, mp, 0, EBUSY); return (0); } freemsg(lp->log_data); lp->log_data = mp->b_cont; mp->b_cont = NULL; switch (iocp->ioc_cmd) { case I_CONSLOG: log_update(lp, RD(q), SL_CONSOLE, log_console); break; case I_TRCLOG: if (lp->log_data == NULL) { miocnak(q, mp, 0, EINVAL); return (0); } log_update(lp, RD(q), SL_TRACE, log_trace); break; case I_ERRLOG: log_update(lp, RD(q), SL_ERROR, log_error); break; default: miocnak(q, mp, 0, EINVAL); return (0); } miocack(q, mp, 0, 0); return (0); case M_PROTO: if (MBLKL(mp) == sizeof (log_ctl_t) && mp->b_cont != NULL) { log_ctl_t *lc = (log_ctl_t *)mp->b_rptr; /* This code is used by savecore to log dump msgs */ if (mp->b_band != 0 && secpolicy_sys_config(CRED(), B_FALSE) == 0) { (void) putq(log_consq, mp); return (0); } if ((lc->pri & LOG_FACMASK) == LOG_KERN) lc->pri |= LOG_USER; mp2 = log_makemsg(LOG_MID, LOG_CONSMIN, lc->level, lc->flags, lc->pri, mp->b_cont->b_rptr, MBLKL(mp->b_cont) + 1, 0); if (mp2 != NULL) log_sendmsg(mp2, zoneid); } break; case M_DATA: mp2 = log_makemsg(LOG_MID, LOG_CONSMIN, 0, SL_CONSOLE, LOG_USER | LOG_INFO, mp->b_rptr, MBLKL(mp) + 1, 0); if (mp2 != NULL) log_sendmsg(mp2, zoneid); break; } freemsg(mp); return (0); }