コード例 #1
0
ファイル: BTRecordFile.cpp プロジェクト: apcomptec/Indexes
/**
 * @brief BTRecordFile::readRecordFromDiskTest
 * @param pDisk
 * @param pRecordID
 * Hace la lectura de un registro en la RAM
 */
void BTRecordFile::readRecordFromDiskTest(Disk pDisk, unsigned short pRecordID)
{
    const char *padre = pDisk.read(this->_metadataPtr->getFirstRecordPos(), 7);
    const char *hizq = pDisk.read(this->_metadataPtr->getFirstRecordPos() + 8, 7);
    const char *hder = pDisk.read(this->_metadataPtr->getFirstRecordPos() + 16, 7);
    std::string father(padre);          // obtiene el padre
    std::string HI(hizq);               // obtiene el hijo izq
    std::string HD(hder);               // obtiene el hijo der
    unsigned short _sizeCounter = this->_metadataPtr->getFirstRecordPos() + 24;       // inicio de la data
    DLL<IRecordDataType*> *tmp1 = _metadataPtr->getRecordStruct();
    DLLNode<IRecordDataType*> *tmp = tmp1->getHeadPtr();
    const char *data;

    cout << "Binario " << father << " " << HI << " " << HD << endl;
    std::string P = _conversion->binaryToDecimal(father);
    std::string PHI = _conversion->binaryToDecimal(HI);
    std::string PHD = _conversion->binaryToDecimal(HD);
    cout << P << " " << PHI << " " << PHD << " ";
    while (tmp != nullptr) {
        data = (dynamic_cast<RecordDataType<char>*>(tmp->getData()))->getDataPtr();
        const char *DATO = pDisk.read(_sizeCounter, 7);
        std::string DATOSTR(DATO);       // obtiene el padre
        _sizeCounter += 8;
        cout << sortUserDataFromDisk(DATOSTR, *data) << endl;
        tmp = tmp->getNextPtr();
    }
}
コード例 #2
0
static void map_dma(unsigned int i, unsigned int j) {
    unsigned int data_len = 0;
    unsigned int k, pci_dir;
    int count;
    struct scatterlist *sg;
    struct mscp *cpp;
    struct scsi_cmnd *SCpnt;

    cpp = &HD(j)->cp[i];
    SCpnt = cpp->SCpnt;
    pci_dir = SCpnt->sc_data_direction;

    if (SCpnt->sense_buffer)
        cpp->sense_addr = H2DEV(pci_map_single(HD(j)->pdev, SCpnt->sense_buffer,
                                               SCSI_SENSE_BUFFERSIZE, PCI_DMA_FROMDEVICE));

    cpp->sense_len = SCSI_SENSE_BUFFERSIZE;

    if (scsi_bufflen(SCpnt)) {
        count = scsi_dma_map(SCpnt);
        BUG_ON(count < 0);

        scsi_for_each_sg(SCpnt, sg, count, k) {
            cpp->sglist[k].address = H2DEV(sg_dma_address(sg));
            cpp->sglist[k].num_bytes = H2DEV(sg_dma_len(sg));
            data_len += sg->length;
        }

        cpp->sg = TRUE;
        cpp->use_sg = scsi_sg_count(SCpnt);
        cpp->data_address =
            H2DEV(pci_map_single(HD(j)->pdev, cpp->sglist,
                                 cpp->use_sg * sizeof(struct sg_list),
                                 pci_dir));
        cpp->data_len = H2DEV(data_len);

    } else {
コード例 #3
0
ファイル: getentropy_aix.c プロジェクト: aburgh/openbsd
static int
getentropy_fallback(void *buf, size_t len)
{
	uint8_t results[SHA512_DIGEST_LENGTH];
	int save_errno = errno, e, pgs = sysconf(_SC_PAGESIZE), faster = 0, repeat;
	static int cnt;
	struct timespec ts;
	struct timeval tv;
	perfstat_cpu_total_t cpustats;
#ifdef _AIX61
	perfstat_cpu_total_wpar_t cpustats_wpar;
#endif
	perfstat_partition_total_t lparstats;
	perfstat_disk_total_t diskinfo;
	perfstat_netinterface_total_t netinfo;
	struct rusage ru;
	sigset_t sigset;
	struct stat st;
	SHA512_CTX ctx;
	static pid_t lastpid;
	pid_t pid;
	size_t i, ii, m;
	char *p;

	pid = getpid();
	if (lastpid == pid) {
		faster = 1;
		repeat = 2;
	} else {
		faster = 0;
		lastpid = pid;
		repeat = REPEAT;
	}
	for (i = 0; i < len; ) {
		int j;
		SHA512_Init(&ctx);
		for (j = 0; j < repeat; j++) {
			HX((e = gettimeofday(&tv, NULL)) == -1, tv);
			if (e != -1) {
				cnt += (int)tv.tv_sec;
				cnt += (int)tv.tv_usec;
			}

			HX(perfstat_cpu_total(NULL, &cpustats,
			    sizeof(cpustats), 1) == -1, cpustats);

#ifdef _AIX61
			HX(perfstat_cpu_total_wpar(NULL, &cpustats_wpar,
			    sizeof(cpustats_wpar), 1) == -1, cpustats_wpar);
#endif

			HX(perfstat_partition_total(NULL, &lparstats,
			    sizeof(lparstats), 1) == -1, lparstats);

			HX(perfstat_disk_total(NULL, &diskinfo,
			    sizeof(diskinfo), 1) == -1, diskinfo);

			HX(perfstat_netinterface_total(NULL, &netinfo,
			    sizeof(netinfo), 1) == -1, netinfo);

			for (ii = 0; ii < sizeof(cl)/sizeof(cl[0]); ii++)
				HX(clock_gettime(cl[ii], &ts) == -1, ts);

			HX((pid = getpid()) == -1, pid);
			HX((pid = getsid(pid)) == -1, pid);
			HX((pid = getppid()) == -1, pid);
			HX((pid = getpgid(0)) == -1, pid);
			HX((e = getpriority(0, 0)) == -1, e);

			if (!faster) {
				ts.tv_sec = 0;
				ts.tv_nsec = 1;
				(void) nanosleep(&ts, NULL);
			}

			HX(sigpending(&sigset) == -1, sigset);
			HX(sigprocmask(SIG_BLOCK, NULL, &sigset) == -1,
			    sigset);

			HF(getentropy);	/* an addr in this library */
			HF(printf);		/* an addr in libc */
			p = (char *)&p;
			HD(p);		/* an addr on stack */
			p = (char *)&errno;
			HD(p);		/* the addr of errno */

			if (i == 0) {
				struct sockaddr_storage ss;
				struct statvfs stvfs;
				struct termios tios;
				socklen_t ssl;
				off_t off;

				/*
				 * Prime-sized mappings encourage fragmentation;
				 * thus exposing some address entropy.
				 */
				struct mm {
					size_t	npg;
					void	*p;
				} mm[] =	 {
					{ 17, MAP_FAILED }, { 3, MAP_FAILED },
					{ 11, MAP_FAILED }, { 2, MAP_FAILED },
					{ 5, MAP_FAILED }, { 3, MAP_FAILED },
					{ 7, MAP_FAILED }, { 1, MAP_FAILED },
					{ 57, MAP_FAILED }, { 3, MAP_FAILED },
					{ 131, MAP_FAILED }, { 1, MAP_FAILED },
				};

				for (m = 0; m < sizeof mm/sizeof(mm[0]); m++) {
					HX(mm[m].p = mmap(NULL,
					    mm[m].npg * pgs,
					    PROT_READ|PROT_WRITE,
					    MAP_PRIVATE|MAP_ANON, -1,
					    (off_t)0), mm[m].p);
					if (mm[m].p != MAP_FAILED) {
						size_t mo;

						/* Touch some memory... */
						p = mm[m].p;
						mo = cnt %
						    (mm[m].npg * pgs - 1);
						p[mo] = 1;
						cnt += (int)((long)(mm[m].p)
						    / pgs);
					}

					/* Check cnts and times... */
					for (ii = 0; ii < sizeof(cl)/sizeof(cl[0]);
					    ii++) {
						HX((e = clock_gettime(cl[ii],
						    &ts)) == -1, ts);
						if (e != -1)
							cnt += (int)ts.tv_nsec;
					}

					HX((e = getrusage(RUSAGE_SELF,
					    &ru)) == -1, ru);
					if (e != -1) {
						cnt += (int)ru.ru_utime.tv_sec;
						cnt += (int)ru.ru_utime.tv_usec;
					}
				}

				for (m = 0; m < sizeof mm/sizeof(mm[0]); m++) {
					if (mm[m].p != MAP_FAILED)
						munmap(mm[m].p, mm[m].npg * pgs);
					mm[m].p = MAP_FAILED;
				}

				HX(stat(".", &st) == -1, st);
				HX(statvfs(".", &stvfs) == -1, stvfs);

				HX(stat("/", &st) == -1, st);
				HX(statvfs("/", &stvfs) == -1, stvfs);

				HX((e = fstat(0, &st)) == -1, st);
				if (e == -1) {
					if (S_ISREG(st.st_mode) ||
					    S_ISFIFO(st.st_mode) ||
					    S_ISSOCK(st.st_mode)) {
						HX(fstatvfs(0, &stvfs) == -1,
						    stvfs);
						HX((off = lseek(0, (off_t)0,
						    SEEK_CUR)) < 0, off);
					}
					if (S_ISCHR(st.st_mode)) {
						HX(tcgetattr(0, &tios) == -1,
						    tios);
					} else if (S_ISSOCK(st.st_mode)) {
						memset(&ss, 0, sizeof ss);
						ssl = sizeof(ss);
						HX(getpeername(0,
						    (void *)&ss, &ssl) == -1,
						    ss);
					}
				}

				HX((e = getrusage(RUSAGE_CHILDREN,
				    &ru)) == -1, ru);
				if (e != -1) {
					cnt += (int)ru.ru_utime.tv_sec;
					cnt += (int)ru.ru_utime.tv_usec;
				}
			} else {
				/* Subsequent hashes absorb previous result */
				HD(results);
			}

			HX((e = gettimeofday(&tv, NULL)) == -1, tv);
			if (e != -1) {
				cnt += (int)tv.tv_sec;
				cnt += (int)tv.tv_usec;
			}

			HD(cnt);
		}
		SHA512_Final(results, &ctx);
		memcpy((char *)buf + i, results, min(sizeof(results), len - i));
		i += min(sizeof(results), len - i);
	}
	explicit_bzero(&ctx, sizeof ctx);
	explicit_bzero(results, sizeof results);
	if (gotdata(buf, len) == 0) {
		errno = save_errno;
		return 0;		/* satisfied */
	}
	errno = EIO;
	return -1;
}
コード例 #4
0
ファイル: libc.c プロジェクト: AlainODea/illumos-gate
/*ARGSUSED*/
static int
d_uberdata(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
	uberdata_t uberdata;
	int i;

	if (argc != 0)
		return (DCMD_USAGE);
	if (!(flags & DCMD_ADDRSPEC) && (addr = uberdata_addr()) == NULL)
		return (DCMD_ERR);

	if (mdb_vread(&uberdata, sizeof (uberdata), addr) !=
	    sizeof (uberdata)) {
		mdb_warn("failed to read uberdata at 0x%p", addr);
		return (DCMD_ERR);
	}

	mdb_printf("%#a\n", addr);

	HD("&link_lock            &ld_lock              &fork_lock");
	mdb_printf(OFFSTR "%s %s %s\n",
	    OFFSET(link_lock),
	    prt_addr((void *)(addr + OFFSET(link_lock)), 1),
	    prt_addr((void *)(addr + OFFSET(ld_lock)), 1),
	    prt_addr((void *)(addr + OFFSET(fork_lock)), 0));

	HD("&atfork_lock          &callout_lock         &tdb_hash_lock");
	mdb_printf(OFFSTR "%s %s %s\n",
	    OFFSET(atfork_lock),
	    prt_addr((void *)(addr + OFFSET(atfork_lock)), 1),
	    prt_addr((void *)(addr + OFFSET(callout_lock)), 1),
	    prt_addr((void *)(addr + OFFSET(tdb_hash_lock)), 0));

	HD("&tdb_hash_lock_stats  &siguaction[0]");
	mdb_printf(OFFSTR "%s %s\n",
	    OFFSET(tdb_hash_lock_stats),
	    prt_addr((void *)(addr + OFFSET(tdb_hash_lock_stats)), 1),
	    prt_addr((void *)(addr + OFFSET(siguaction)), 0));

	HD("&bucket               free_list             chunks");
	for (i = 0; i < NBUCKETS; i++) {
		mdb_printf(OFFSTR "%s %s %ld\n",
		    OFFSET(bucket[i]),
		    prt_addr((void *)(addr + OFFSET(bucket[i])), 1),
		    prt_addr(uberdata.bucket[i].free_list, 1),
		    uberdata.bucket[i].chunks);
	}

	HD("&atexit_root          head                  exit_frame_monitor");
	mdb_printf(OFFSTR "%s %s %s\n",
	    OFFSET(atexit_root),
	    prt_addr((void *)(addr + OFFSET(atexit_root.exitfns_lock)), 1),
	    prt_addr(uberdata.atexit_root.head, 1),
	    prt_addr(uberdata.atexit_root.exit_frame_monitor, 0));

	HD("&tsd_metadata         tsdm_nkeys tsdm_nused tsdm_destro");
	mdb_printf(OFFSTR "%s %-10d %-10d %s\n",
	    OFFSET(tsd_metadata),
	    prt_addr((void *)(addr + OFFSET(tsd_metadata.tsdm_lock)), 1),
	    uberdata.tsd_metadata.tsdm_nkeys,
	    uberdata.tsd_metadata.tsdm_nused,
	    prt_addr((void *)uberdata.tsd_metadata.tsdm_destro, 0));

	HD("&tls_metadata         tls_modinfo.data      tls_modinfo.size");
	mdb_printf(OFFSTR "%s %s %ld\n",
	    OFFSET(tls_metadata),
	    prt_addr((void *)(addr + OFFSET(tls_metadata.tls_lock)), 1),
	    prt_addr(uberdata.tls_metadata.tls_modinfo.tls_data, 1),
	    uberdata.tls_metadata.tls_modinfo.tls_size);

	HD("                      static_tls.data       static_tls.size");
	mdb_printf(OFFSTR "%s %s %ld\n",
	    OFFSET(tls_metadata.static_tls),
	    "                     ",
	    prt_addr(uberdata.tls_metadata.static_tls.tls_data, 1),
	    uberdata.tls_metadata.static_tls.tls_size);

	HD("primary_ma bucket_ini uflags.mt  uflags.pad uflags.trs uflags.ted");
	mdb_printf(OFFSTR "%-10d %-10d %-10d %-10d %-10d %d\n",
	    OFFSET(primary_map),
	    uberdata.primary_map,
	    uberdata.bucket_init,
	    uberdata.uberflags.uf_x.x_mt,
	    uberdata.uberflags.uf_x.x_pad,
	    uberdata.uberflags.uf_x.x_tdb_register_sync,
	    uberdata.uberflags.uf_x.x_thread_error_detection);

	HD("queue_head            thr_hash_table        hash_size  hash_mask");
	mdb_printf(OFFSTR "%s %s %-10d 0x%x\n",
	    OFFSET(queue_head),
	    prt_addr(uberdata.queue_head, 1),
	    prt_addr(uberdata.thr_hash_table, 1),
	    uberdata.hash_size,
	    uberdata.hash_mask);

	HD("ulwp_one              all_lwps              all_zombies");
	mdb_printf(OFFSTR "%s %s %s\n",
	    OFFSET(ulwp_one),
	    prt_addr(uberdata.ulwp_one, 1),
	    prt_addr(uberdata.all_lwps, 1),
	    prt_addr(uberdata.all_zombies, 0));

	HD("nthreads   nzombies   ndaemons   pid        sigacthandler");
	mdb_printf(OFFSTR "%-10d %-10d %-10d %-10d %s\n",
	    OFFSET(nthreads),
	    uberdata.nthreads,
	    uberdata.nzombies,
	    uberdata.ndaemons,
	    (int)uberdata.pid,
	    prt_addr((void *)uberdata.sigacthandler, 0));

	HD("lwp_stacks            lwp_laststack         nfreestack stk_cache");
	mdb_printf(OFFSTR "%s %s %-10d %d\n",
	    OFFSET(lwp_stacks),
	    prt_addr(uberdata.lwp_stacks, 1),
	    prt_addr(uberdata.lwp_laststack, 1),
	    uberdata.nfreestack,
	    uberdata.thread_stack_cache);

	HD("ulwp_freelist         ulwp_lastfree         ulwp_replace_free");
	mdb_printf(OFFSTR "%s %s %s\n",
	    OFFSET(ulwp_freelist),
	    prt_addr(uberdata.ulwp_freelist, 1),
	    prt_addr(uberdata.ulwp_lastfree, 1),
	    prt_addr(uberdata.ulwp_replace_free, 0));

	HD("ulwp_replace_last     atforklist");
	mdb_printf(OFFSTR "%s %s\n",
	    OFFSET(ulwp_replace_last),
	    prt_addr(uberdata.ulwp_replace_last, 1),
	    prt_addr(uberdata.atforklist, 0));

	HD("robustlocks           robustlist            progname");
	mdb_printf(OFFSTR "%s %s %s\n",
	    OFFSET(robustlocks),
	    prt_addr(uberdata.robustlocks, 1),
	    prt_addr(uberdata.robustlist, 1),
	    prt_addr(uberdata.progname, 0));

	HD("tdb_bootstrap         tdb_sync_addr_hash    tdb_'count tdb_'fail");
	mdb_printf(OFFSTR "%s %s %-10d %d\n",
	    OFFSET(tdb_bootstrap),
	    prt_addr(uberdata.tdb_bootstrap, 1),
	    prt_addr(uberdata.tdb.tdb_sync_addr_hash, 1),
	    uberdata.tdb.tdb_register_count,
	    uberdata.tdb.tdb_hash_alloc_failed);

	HD("tdb_sync_addr_free    tdb_sync_addr_last    tdb_sync_alloc");
	mdb_printf(OFFSTR "%s %s %ld\n",
	    OFFSET(tdb.tdb_sync_addr_free),
	    prt_addr(uberdata.tdb.tdb_sync_addr_free, 1),
	    prt_addr(uberdata.tdb.tdb_sync_addr_last, 1),
	    uberdata.tdb.tdb_sync_alloc);

	HD("tdb_ev_global_mask    tdb_events");
	mdb_printf(OFFSTR "0x%08x 0x%08x %s\n",
	    OFFSET(tdb.tdb_ev_global_mask),
	    uberdata.tdb.tdb_ev_global_mask.event_bits[0],
	    uberdata.tdb.tdb_ev_global_mask.event_bits[1],
	    prt_addr((void *)uberdata.tdb.tdb_events, 0));

	return (DCMD_OK);
}
コード例 #5
0
ファイル: libc.c プロジェクト: AlainODea/illumos-gate
/*ARGSUSED*/
static int
d_ulwp(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
	ulwp_t ulwp;

	if (argc != 0 || !(flags & DCMD_ADDRSPEC))
		return (DCMD_USAGE);

	if (mdb_vread(&ulwp, sizeof (ulwp), addr) != sizeof (ulwp) &&
	    (bzero(&ulwp, sizeof (ulwp)),
	    mdb_vread(&ulwp, REPLACEMENT_SIZE, addr)) != REPLACEMENT_SIZE) {
		mdb_warn("failed to read ulwp at 0x%p", addr);
		return (DCMD_ERR);
	}

	mdb_printf("%#a\n", addr);

	HD("self                  uberdata");
	mdb_printf(OFFSTR "%s %s\n",
	    OFFSET(ul_self),
	    prt_addr(ulwp.ul_self, 1),
	    prt_addr(ulwp.ul_uberdata, 0));

	HD("tlsent                ntlsent");
	mdb_printf(OFFSTR "%s %ld\n",
	    OFFSET(ul_tlsent),
	    prt_addr(ulwp.ul_tlsent, 1),
	    ulwp.ul_ntlsent);

	HD("forw                  back                  next");
	mdb_printf(OFFSTR "%s %s %s\n",
	    OFFSET(ul_forw),
	    prt_addr(ulwp.ul_forw, 1),
	    prt_addr(ulwp.ul_back, 1),
	    prt_addr(ulwp.ul_next, 0));

	HD("hash                  rval                  stk");
	mdb_printf(OFFSTR "%s %s %s\n",
	    OFFSET(ul_hash),
	    prt_addr(ulwp.ul_hash, 1),
	    prt_addr(ulwp.ul_rval, 1),
	    prt_addr(ulwp.ul_stk, 0));

	HD("mapsiz     guardsize  stktop                stksiz");
	mdb_printf(OFFSTR "%-10ld %-10ld %s %ld\n",
	    OFFSET(ul_mapsiz),
	    ulwp.ul_mapsiz,
	    ulwp.ul_guardsize,
	    prt_addr((void *)ulwp.ul_stktop, 1),
	    ulwp.ul_stksiz);

	HD("ustack.ss_sp          ustack.ss_size        ustack.ss_flags");
	mdb_printf(OFFSTR "%s %-21ld %s\n",
	    OFFSET(ul_ustack.ss_sp),
	    prt_addr(ulwp.ul_ustack.ss_sp, 1),
	    ulwp.ul_ustack.ss_size,
	    stack_flags(&ulwp.ul_ustack));

	HD("ix         lwpid      pri        epri       policy     cid");
	mdb_printf(OFFSTR "%-10d %-10d %-10d %-10d %-10d %d\n",
	    OFFSET(ul_ix),
	    ulwp.ul_ix,
	    ulwp.ul_lwpid,
	    ulwp.ul_pri,
	    ulwp.ul_epri,
	    ulwp.ul_policy,
	    ulwp.ul_cid);

	HD("cursig     pleasestop stop       signalled  dead       unwind");
	mdb_printf(OFFSTR "%-10d ",
	    OFFSET(ul_cursig),
	    ulwp.ul_cursig);
	mdb_printf(ulwp.ul_pleasestop? "0x%-8x " : "%-10d ",
	    ulwp.ul_pleasestop);
	mdb_printf(ulwp.ul_stop? "0x%-8x " : "%-10d ",
	    ulwp.ul_stop);
	mdb_printf("%-10d %-10d %d\n",
	    ulwp.ul_signalled,
	    ulwp.ul_dead,
	    ulwp.ul_unwind);

	HD("detached   writer     stopping   can'prolog preempt    savpreempt");
	mdb_printf(OFFSTR "%-10d %-10d %-10d %-10d %-10d %d\n",
	    OFFSET(ul_detached),
	    ulwp.ul_detached,
	    ulwp.ul_writer,
	    ulwp.ul_stopping,
	    ulwp.ul_cancel_prologue,
	    ulwp.ul_preempt,
	    ulwp.ul_savpreempt);

	HD("sigsuspend main       fork       primarymap m'spinners d'noreserv");
	mdb_printf(OFFSTR "%-10d %-10d %-10d %-10d %-10d %d\n",
	    OFFSET(ul_sigsuspend),
	    ulwp.ul_sigsuspend,
	    ulwp.ul_main,
	    ulwp.ul_fork,
	    ulwp.ul_primarymap,
	    ulwp.ul_max_spinners,
	    ulwp.ul_door_noreserve);

	HD("queue_fifo c'w'defer  e'detect'  async_safe rt         rtqueued");
	mdb_printf(OFFSTR "%-10d %-10d %-10d %-10d %-10d %d\n",
	    OFFSET(ul_queue_fifo),
	    ulwp.ul_queue_fifo,
	    ulwp.ul_cond_wait_defer,
	    ulwp.ul_error_detection,
	    ulwp.ul_async_safe,
	    ulwp.ul_rt,
	    ulwp.ul_rtqueued);

	HD("misaligned adapt'spin queue_spin critical   sigdefer   vfork");
	mdb_printf(OFFSTR "%-10d %-10d %-10d %-10d %-10d %d\n",
	    OFFSET(ul_misaligned),
	    ulwp.ul_misaligned,
	    ulwp.ul_adaptive_spin,
	    ulwp.ul_queue_spin,
	    ulwp.ul_critical,
	    ulwp.ul_sigdefer,
	    ulwp.ul_vfork);

	HD("cancelable c'pending  c'disabled c'async    save_async mutator");
	mdb_printf(OFFSTR "%-10d %-10d %-10d %-10d %-10d %d\n",
	    OFFSET(ul_cancelable),
	    ulwp.ul_cancelable,
	    ulwp.ul_cancel_pending,
	    ulwp.ul_cancel_disabled,
	    ulwp.ul_cancel_async,
	    ulwp.ul_save_async,
	    ulwp.ul_mutator);

	HD("created    replace    nocancel   errno      errnop");
	mdb_printf(OFFSTR "%-10d %-10d %-10d %-10d %s\n",
	    OFFSET(ul_created),
	    ulwp.ul_created,
	    ulwp.ul_replace,
	    ulwp.ul_nocancel,
	    ulwp.ul_errno,
	    prt_addr(ulwp.ul_errnop, 0));

	HD("clnup_hdr             schedctl_called       schedctl");
	mdb_printf(OFFSTR "%s %s %s\n",
	    OFFSET(ul_clnup_hdr),
	    prt_addr(ulwp.ul_clnup_hdr, 1),
	    prt_addr(ulwp.ul_schedctl_called, 1),
	    prt_addr((void *)ulwp.ul_schedctl, 0));

	HD("bindflags  libc_locks stsd                  &ftsd");
	mdb_printf(OFFSTR,
	    OFFSET(ul_bindflags));
	mdb_printf(ulwp.ul_bindflags? "0x%-8x " : "%-10d ",
	    ulwp.ul_bindflags);
	mdb_printf("%-10d ", ulwp.ul_libc_locks);
	mdb_printf("%s %s\n",
	    prt_addr(ulwp.ul_stsd, 1),
	    prt_addr((void *)(addr + OFFSET(ul_ftsd[0])), 0));

	HD("eventmask[0..1]       eventnum              eventdata");
	mdb_printf(OFFSTR "0x%08x 0x%08x %-21d %s\n",
	    OFFSET(ul_td_evbuf.eventmask.event_bits[0]),
	    ulwp.ul_td_evbuf.eventmask.event_bits[0],
	    ulwp.ul_td_evbuf.eventmask.event_bits[1],
	    ulwp.ul_td_evbuf.eventnum,
	    prt_addr(ulwp.ul_td_evbuf.eventdata, 0));

	HD("td'enable  sync'reg   qtype      cv_wake    rtld       usropts");
	mdb_printf(OFFSTR "%-10d %-10d %-10d %-10d %-10d ",
	    OFFSET(ul_td_events_enable),
	    ulwp.ul_td_events_enable,
	    ulwp.ul_sync_obj_reg,
	    ulwp.ul_qtype,
	    ulwp.ul_cv_wake,
	    ulwp.ul_rtld);
	mdb_printf(ulwp.ul_usropts? "0x%x\n" : "%d\n",
	    ulwp.ul_usropts);

	HD("startpc               startarg              wchan");
	mdb_printf(OFFSTR "%s %s %s\n",
	    OFFSET(ul_startpc),
	    prt_addr((void *)ulwp.ul_startpc, 1),
	    prt_addr(ulwp.ul_startarg, 1),
	    prt_addr(ulwp.ul_wchan, 0));

	HD("link                  sleepq                cvmutex");
	mdb_printf(OFFSTR "%s %s %s\n",
	    OFFSET(ul_link),
	    prt_addr(ulwp.ul_link, 1),
	    prt_addr(ulwp.ul_sleepq, 1),
	    prt_addr(ulwp.ul_cvmutex, 0));

	HD("mxchain               save_state");
	mdb_printf(OFFSTR "%s %d\n",
	    OFFSET(ul_mxchain),
	    prt_addr(ulwp.ul_mxchain, 1),
	    ulwp.ul_save_state);

	HD("rdlockcnt             rd_rwlock             rd_count");
	mdb_printf(OFFSTR "%-21d %s %d\n",
	    OFFSET(ul_rdlockcnt),
	    ulwp.ul_rdlockcnt,
	    prt_addr(ulwp.ul_readlock.single.rd_rwlock, 1),
	    ulwp.ul_readlock.single.rd_count);

	HD("heldlockcnt           heldlocks             tpdp");
	mdb_printf(OFFSTR "%-21d %s %s\n",
	    OFFSET(ul_heldlockcnt),
	    ulwp.ul_heldlockcnt,
	    prt_addr(ulwp.ul_heldlocks.single, 1),
	    prt_addr(ulwp.ul_tpdp, 0));

	HD("siglink               s'l'spin   s'l'spin2  s'l'sleep  s'l'wakeup");
	mdb_printf(OFFSTR "%s %-10d %-10d %-10d %d\n",
	    OFFSET(ul_siglink),
	    prt_addr(ulwp.ul_siglink, 1),
	    ulwp.ul_spin_lock_spin,
	    ulwp.ul_spin_lock_spin2,
	    ulwp.ul_spin_lock_sleep,
	    ulwp.ul_spin_lock_wakeup);

	HD("&queue_root           rtclassid  pilocks");
	mdb_printf(OFFSTR "%s %-10d %d\n",
	    OFFSET(ul_queue_root),
	    prt_addr((void *)(addr + OFFSET(ul_queue_root)), 1),
	    ulwp.ul_rtclassid,
	    ulwp.ul_pilocks);

	/*
	 * The remainder of the ulwp_t structure
	 * is invalid if this is a replacement.
	 */
	if (ulwp.ul_replace)
		return (DCMD_OK);

	HD("sigmask[0..3]");
	mdb_printf(OFFSTR "0x%08x 0x%08x 0x%08x 0x%08x\n",
	    OFFSET(ul_sigmask.__sigbits[0]),
	    ulwp.ul_sigmask.__sigbits[0],
	    ulwp.ul_sigmask.__sigbits[1],
	    ulwp.ul_sigmask.__sigbits[2],
	    ulwp.ul_sigmask.__sigbits[3]);

	HD("tmpmask[0..3]");
	mdb_printf(OFFSTR "0x%08x 0x%08x 0x%08x 0x%08x\n",
	    OFFSET(ul_tmpmask.__sigbits[0]),
	    ulwp.ul_tmpmask.__sigbits[0],
	    ulwp.ul_tmpmask.__sigbits[1],
	    ulwp.ul_tmpmask.__sigbits[2],
	    ulwp.ul_tmpmask.__sigbits[3]);

	HD("&siginfo              &spinlock             &fpuenv");
	mdb_printf(OFFSTR "%s %s %s\n",
	    OFFSET(ul_siginfo),
	    prt_addr((void *)(addr + OFFSET(ul_siginfo)), 1),
	    prt_addr((void *)(addr + OFFSET(ul_spinlock)), 1),
	    prt_addr((void *)(addr + OFFSET(ul_fpuenv)), 0));

	HD("tmem.size             &tmem.roots");
	mdb_printf(OFFSTR "%-21H %s\n",
	    OFFSET(ul_tmem),
	    ulwp.ul_tmem.tm_size,
	    prt_addr((void *)(addr + OFFSET(ul_tmem) + sizeof (size_t)), 0));

	return (DCMD_OK);
}
コード例 #6
0
static int
getentropy_fallback(void *buf, size_t len)
{
	uint8_t results[SHA512_DIGEST_LENGTH];
	int save_errno = errno, e, pgs = getpagesize(), faster = 0, repeat;
	static int cnt;
	struct timespec ts;
	struct timeval tv;
	struct rusage ru;
	sigset_t sigset;
	struct stat st;
	SHA512_CTX ctx;
	static pid_t lastpid;
	pid_t pid;
	size_t i, ii, m;
	char *p;
	struct tcpstat tcpstat;
	struct udpstat udpstat;
	struct ipstat ipstat;
	u_int64_t mach_time;
	unsigned int idata;
	void *addr;

	pid = getpid();
	if (lastpid == pid) {
		faster = 1;
		repeat = 2;
	} else {
		faster = 0;
		lastpid = pid;
		repeat = REPEAT;
	}
	for (i = 0; i < len; ) {
		int j;
		SHA512_Init(&ctx);
		for (j = 0; j < repeat; j++) {
			HX((e = gettimeofday(&tv, NULL)) == -1, tv);
			if (e != -1) {
				cnt += (int)tv.tv_sec;
				cnt += (int)tv.tv_usec;
			}

			mach_time = mach_absolute_time();
			HD(mach_time);

			ii = sizeof(addr);
			HX(sysctl(kmib, sizeof(kmib) / sizeof(kmib[0]),
			    &addr, &ii, NULL, 0) == -1, addr);

			ii = sizeof(idata);
			HX(sysctl(hwmib, sizeof(hwmib) / sizeof(hwmib[0]),
			    &idata, &ii, NULL, 0) == -1, idata);

			ii = sizeof(tcpstat);
			HX(sysctl(tcpmib, sizeof(tcpmib) / sizeof(tcpmib[0]),
			    &tcpstat, &ii, NULL, 0) == -1, tcpstat);

			ii = sizeof(udpstat);
			HX(sysctl(udpmib, sizeof(udpmib) / sizeof(udpmib[0]),
			    &udpstat, &ii, NULL, 0) == -1, udpstat);

			ii = sizeof(ipstat);
			HX(sysctl(ipmib, sizeof(ipmib) / sizeof(ipmib[0]),
			    &ipstat, &ii, NULL, 0) == -1, ipstat);

			HX((pid = getpid()) == -1, pid);
			HX((pid = getsid(pid)) == -1, pid);
			HX((pid = getppid()) == -1, pid);
			HX((pid = getpgid(0)) == -1, pid);
			HX((e = getpriority(0, 0)) == -1, e);

			if (!faster) {
				ts.tv_sec = 0;
				ts.tv_nsec = 1;
				(void) nanosleep(&ts, NULL);
			}

			HX(sigpending(&sigset) == -1, sigset);
			HX(sigprocmask(SIG_BLOCK, NULL, &sigset) == -1,
			    sigset);

			HF(getentropy);	/* an addr in this library */
			HF(printf);		/* an addr in libc */
			p = (char *)&p;
			HD(p);		/* an addr on stack */
			p = (char *)&errno;
			HD(p);		/* the addr of errno */

			if (i == 0) {
				struct sockaddr_storage ss;
				struct statvfs stvfs;
				struct termios tios;
				struct statfs stfs;
				socklen_t ssl;
				off_t off;

				/*
				 * Prime-sized mappings encourage fragmentation;
				 * thus exposing some address entropy.
				 */
				struct mm {
					size_t	npg;
					void	*p;
				} mm[] =	 {
					{ 17, MAP_FAILED }, { 3, MAP_FAILED },
					{ 11, MAP_FAILED }, { 2, MAP_FAILED },
					{ 5, MAP_FAILED }, { 3, MAP_FAILED },
					{ 7, MAP_FAILED }, { 1, MAP_FAILED },
					{ 57, MAP_FAILED }, { 3, MAP_FAILED },
					{ 131, MAP_FAILED }, { 1, MAP_FAILED },
				};

				for (m = 0; m < sizeof mm/sizeof(mm[0]); m++) {
					HX(mm[m].p = mmap(NULL,
					    mm[m].npg * pgs,
					    PROT_READ|PROT_WRITE,
					    MAP_PRIVATE|MAP_ANON, -1,
					    (off_t)0), mm[m].p);
					if (mm[m].p != MAP_FAILED) {
						size_t mo;

						/* Touch some memory... */
						p = mm[m].p;
						mo = cnt %
						    (mm[m].npg * pgs - 1);
						p[mo] = 1;
						cnt += (int)((long)(mm[m].p)
						    / pgs);
					}

					/* Check cnts and times... */
					mach_time = mach_absolute_time();
					HD(mach_time);
					cnt += (int)mach_time;

					HX((e = getrusage(RUSAGE_SELF,
					    &ru)) == -1, ru);
					if (e != -1) {
						cnt += (int)ru.ru_utime.tv_sec;
						cnt += (int)ru.ru_utime.tv_usec;
					}
				}

				for (m = 0; m < sizeof mm/sizeof(mm[0]); m++) {
					if (mm[m].p != MAP_FAILED)
						munmap(mm[m].p, mm[m].npg * pgs);
					mm[m].p = MAP_FAILED;
				}

				HX(stat(".", &st) == -1, st);
				HX(statvfs(".", &stvfs) == -1, stvfs);
				HX(statfs(".", &stfs) == -1, stfs);

				HX(stat("/", &st) == -1, st);
				HX(statvfs("/", &stvfs) == -1, stvfs);
				HX(statfs("/", &stfs) == -1, stfs);

				HX((e = fstat(0, &st)) == -1, st);
				if (e == -1) {
					if (S_ISREG(st.st_mode) ||
					    S_ISFIFO(st.st_mode) ||
					    S_ISSOCK(st.st_mode)) {
						HX(fstatvfs(0, &stvfs) == -1,
						    stvfs);
						HX(fstatfs(0, &stfs) == -1,
						    stfs);
						HX((off = lseek(0, (off_t)0,
						    SEEK_CUR)) < 0, off);
					}
					if (S_ISCHR(st.st_mode)) {
						HX(tcgetattr(0, &tios) == -1,
						    tios);
					} else if (S_ISSOCK(st.st_mode)) {
						memset(&ss, 0, sizeof ss);
						ssl = sizeof(ss);
						HX(getpeername(0,
						    (void *)&ss, &ssl) == -1,
						    ss);
					}
				}

				HX((e = getrusage(RUSAGE_CHILDREN,
				    &ru)) == -1, ru);
				if (e != -1) {
					cnt += (int)ru.ru_utime.tv_sec;
					cnt += (int)ru.ru_utime.tv_usec;
				}
			} else {
				/* Subsequent hashes absorb previous result */
				HD(results);
			}

			HX((e = gettimeofday(&tv, NULL)) == -1, tv);
			if (e != -1) {
				cnt += (int)tv.tv_sec;
				cnt += (int)tv.tv_usec;
			}

			HD(cnt);
		}

		SHA512_Final(results, &ctx);
		memcpy((char *)buf + i, results, min(sizeof(results), len - i));
		i += min(sizeof(results), len - i);
	}
	explicit_bzero(&ctx, sizeof ctx);
	explicit_bzero(results, sizeof results);
	if (gotdata(buf, len) == 0) {
		errno = save_errno;
		return (0);		/* satisfied */
	}
	errno = EIO;
	return (-1);
}
コード例 #7
0
static int
getentropy_fallback(void *buf, size_t len)
{
	uint8_t results[SHA512_DIGEST_LENGTH];
	int save_errno = errno, e, pgs = getpagesize(), faster = 0, repeat;
	static int cnt;
	struct timespec ts;
	struct timeval tv;
	struct rusage ru;
	sigset_t sigset;
	struct stat st;
	SHA512_CTX ctx;
	static pid_t lastpid;
	pid_t pid;
	size_t i, ii, m;
	char *p;

	pid = getpid();
	if (lastpid == pid) {
		faster = 1;
		repeat = 2;
	} else {
		faster = 0;
		lastpid = pid;
		repeat = REPEAT;
	}
	for (i = 0; i < len; ) {
		int j;
		SHA512_Init(&ctx);
		for (j = 0; j < repeat; j++) {
			HX((e = gettimeofday(&tv, NULL)) == -1, tv);
			if (e != -1) {
				cnt += (int)tv.tv_sec;
				cnt += (int)tv.tv_usec;
			}

			dl_iterate_phdr(getentropy_phdr, &ctx);

			for (ii = 0; ii < sizeof(cl)/sizeof(cl[0]); ii++)
				HX(clock_gettime(cl[ii], &ts) == -1, ts);

			HX((pid = getpid()) == -1, pid);
			HX((pid = getsid(pid)) == -1, pid);
			HX((pid = getppid()) == -1, pid);
			HX((pid = getpgid(0)) == -1, pid);
			HX((e = getpriority(0, 0)) == -1, e);

			if (!faster) {
				ts.tv_sec = 0;
				ts.tv_nsec = 1;
				(void) nanosleep(&ts, NULL);
			}

			HX(sigpending(&sigset) == -1, sigset);
			HX(sigprocmask(SIG_BLOCK, NULL, &sigset) == -1,
			    sigset);

#if 0
			HF(main);		/* an addr in program */
#endif
			HF(getentropy);	/* an addr in this library */
			HF(printf);		/* an addr in libc */
			p = (char *)&p;
			HD(p);		/* an addr on stack */
			p = (char *)&errno;
			HD(p);		/* the addr of errno */

			if (i == 0) {
				struct sockaddr_storage ss;
				struct statvfs stvfs;
				struct termios tios;
				struct statfs stfs;
				socklen_t ssl;
				off_t off;

				/*
				 * Prime-sized mappings encourage fragmentation;
				 * thus exposing some address entropy.
				 */
				struct mm {
					size_t	npg;
					void	*p;
				} mm[] =	 {
					{ 17, MAP_FAILED }, { 3, MAP_FAILED },
					{ 11, MAP_FAILED }, { 2, MAP_FAILED },
					{ 5, MAP_FAILED }, { 3, MAP_FAILED },
					{ 7, MAP_FAILED }, { 1, MAP_FAILED },
					{ 57, MAP_FAILED }, { 3, MAP_FAILED },
					{ 131, MAP_FAILED }, { 1, MAP_FAILED },
				};

				for (m = 0; m < sizeof mm/sizeof(mm[0]); m++) {
					HX(mm[m].p = mmap(NULL,
					    mm[m].npg * pgs,
					    PROT_READ|PROT_WRITE,
					    MAP_PRIVATE|MAP_ANON, -1,
					    (off_t)0), mm[m].p);
					if (mm[m].p != MAP_FAILED) {
						size_t mo;

						/* Touch some memory... */
						p = mm[m].p;
						mo = cnt %
						    (mm[m].npg * pgs - 1);
						p[mo] = 1;
						cnt += (int)((long)(mm[m].p)
						    / pgs);
					}

					/* Check cnts and times... */
					for (ii = 0; ii < sizeof(cl)/sizeof(cl[0]);
					    ii++) {
						HX((e = clock_gettime(cl[ii],
						    &ts)) == -1, ts);
						if (e != -1)
							cnt += (int)ts.tv_nsec;
					}

					HX((e = getrusage(RUSAGE_SELF,
					    &ru)) == -1, ru);
					if (e != -1) {
						cnt += (int)ru.ru_utime.tv_sec;
						cnt += (int)ru.ru_utime.tv_usec;
					}
				}

				for (m = 0; m < sizeof mm/sizeof(mm[0]); m++) {
					if (mm[m].p != MAP_FAILED)
						munmap(mm[m].p, mm[m].npg * pgs);
					mm[m].p = MAP_FAILED;
				}

				HX(stat(".", &st) == -1, st);
				HX(statvfs(".", &stvfs) == -1, stvfs);
				HX(statfs(".", &stfs) == -1, stfs);

				HX(stat("/", &st) == -1, st);
				HX(statvfs("/", &stvfs) == -1, stvfs);
				HX(statfs("/", &stfs) == -1, stfs);

				HX((e = fstat(0, &st)) == -1, st);
				if (e == -1) {
					if (S_ISREG(st.st_mode) ||
					    S_ISFIFO(st.st_mode) ||
					    S_ISSOCK(st.st_mode)) {
						HX(fstatvfs(0, &stvfs) == -1,
						    stvfs);
						HX(fstatfs(0, &stfs) == -1,
						    stfs);
						HX((off = lseek(0, (off_t)0,
						    SEEK_CUR)) < 0, off);
					}
					if (S_ISCHR(st.st_mode)) {
						HX(tcgetattr(0, &tios) == -1,
						    tios);
					} else if (S_ISSOCK(st.st_mode)) {
						memset(&ss, 0, sizeof ss);
						ssl = sizeof(ss);
						HX(getpeername(0,
						    (void *)&ss, &ssl) == -1,
						    ss);
					}
				}

				HX((e = getrusage(RUSAGE_CHILDREN,
				    &ru)) == -1, ru);
				if (e != -1) {
					cnt += (int)ru.ru_utime.tv_sec;
					cnt += (int)ru.ru_utime.tv_usec;
				}
			} else {
				/* Subsequent hashes absorb previous result */
				HD(results);
			}

			HX((e = gettimeofday(&tv, NULL)) == -1, tv);
			if (e != -1) {
				cnt += (int)tv.tv_sec;
				cnt += (int)tv.tv_usec;
			}

			HD(cnt);
		}
#ifdef HAVE_GETAUXVAL
#ifdef AT_RANDOM
		/* Not as random as you think but we take what we are given */
		p = (char *) getauxval(AT_RANDOM);
		if (p)
			HR(p, 16);
#endif
#ifdef AT_SYSINFO_EHDR
		p = (char *) getauxval(AT_SYSINFO_EHDR);
		if (p)
			HR(p, pgs);
#endif
#ifdef AT_BASE
		p = (char *) getauxval(AT_BASE);
		if (p)
			HD(p);
#endif
#endif

		SHA512_Final(results, &ctx);
		memcpy((char *)buf + i, results, min(sizeof(results), len - i));
		i += min(sizeof(results), len - i);
	}
	memset(results, 0, sizeof results);
	if (gotdata(buf, len) == 0) {
		errno = save_errno;
		return 0;		/* satisfied */
	}
	errno = EIO;
	return -1;
}
コード例 #8
0
static int port_detect \
(unsigned long port_base, unsigned int j, struct scsi_host_template *tpnt) {
    unsigned char irq, dma_channel, subversion, i;
    unsigned char in_byte;
    char *bus_type, dma_name[16];

    /* Allowed BIOS base addresses (NULL indicates reserved) */
    unsigned long bios_segment_table[8] = {
        0,
        0xc4000, 0xc8000, 0xcc000, 0xd0000,
        0xd4000, 0xd8000, 0xdc000
    };

    /* Allowed IRQs */
    unsigned char interrupt_table[4] = { 15, 14, 11, 10 };

    /* Allowed DMA channels for ISA (0 indicates reserved) */
    unsigned char dma_channel_table[4] = { 5, 6, 7, 0 };

    /* Head/sector mappings */
    struct {
        unsigned char heads;
        unsigned char sectors;
    } mapping_table[4] = {
        { 16, 63 }, { 64, 32 }, { 64, 63 }, { 64, 32 }
    };

    struct config_1 {

#if defined(__BIG_ENDIAN_BITFIELD)
        unsigned char dma_channel: 2, interrupt:2,
            removable_disks_as_fixed:1, bios_segment: 3;
#else
        unsigned char bios_segment: 3, removable_disks_as_fixed: 1,
                 interrupt: 2, dma_channel: 2;
#endif

        } config_1;

        struct config_2 {

#if defined(__BIG_ENDIAN_BITFIELD)
        unsigned char tfr_port: 2, bios_drive_number: 1,
                 mapping_mode: 2, ha_scsi_id: 3;
#else
        unsigned char ha_scsi_id: 3, mapping_mode: 2,
                 bios_drive_number: 1, tfr_port: 2;
#endif

    } config_2;

    char name[16];

    sprintf(name, "%s%d", driver_name, j);

    if (!request_region(port_base, REGION_SIZE, driver_name)) {
#if defined(DEBUG_DETECT)
        printk("%s: address 0x%03lx in use, skipping probe.\n", name, port_base);
#endif
        goto fail;
    }

    spin_lock_irq(&driver_lock);

    if (inb(port_base + REG_PRODUCT_ID1) != PRODUCT_ID1) goto freelock;

    in_byte = inb(port_base + REG_PRODUCT_ID2);

    if ((in_byte & 0xf0) != PRODUCT_ID2) goto freelock;

    *(char *)&config_1 = inb(port_base + REG_CONFIG1);
    *(char *)&config_2 = inb(port_base + REG_CONFIG2);

    irq = interrupt_table[config_1.interrupt];
    dma_channel = dma_channel_table[config_1.dma_channel];
    subversion = (in_byte & 0x0f);

    /* Board detected, allocate its IRQ */
    if (request_irq(irq, do_interrupt_handler,
                    IRQF_DISABLED | ((subversion == ESA) ? IRQF_SHARED : 0),
                    driver_name, (void *) &sha[j])) {
        printk("%s: unable to allocate IRQ %u, detaching.\n", name, irq);
        goto freelock;
    }

    if (subversion == ISA && request_dma(dma_channel, driver_name)) {
        printk("%s: unable to allocate DMA channel %u, detaching.\n",
               name, dma_channel);
        goto freeirq;
    }

    if (have_old_firmware) tpnt->use_clustering = DISABLE_CLUSTERING;

    spin_unlock_irq(&driver_lock);
    sh[j] = scsi_register(tpnt, sizeof(struct hostdata));
    spin_lock_irq(&driver_lock);

    if (sh[j] == NULL) {
        printk("%s: unable to register host, detaching.\n", name);
        goto freedma;
    }

    sh[j]->io_port = port_base;
    sh[j]->unique_id = port_base;
    sh[j]->n_io_port = REGION_SIZE;
    sh[j]->base = bios_segment_table[config_1.bios_segment];
    sh[j]->irq = irq;
    sh[j]->sg_tablesize = MAX_SGLIST;
    sh[j]->this_id = config_2.ha_scsi_id;
    sh[j]->can_queue = MAX_MAILBOXES;
    sh[j]->cmd_per_lun = MAX_CMD_PER_LUN;

#if defined(DEBUG_DETECT)
    {
        unsigned char sys_mask, lcl_mask;

        sys_mask = inb(sh[j]->io_port + REG_SYS_MASK);
        lcl_mask = inb(sh[j]->io_port + REG_LCL_MASK);
        printk("SYS_MASK 0x%x, LCL_MASK 0x%x.\n", sys_mask, lcl_mask);
    }
#endif

    /* Probably a bogus host scsi id, set it to the dummy value */
    if (sh[j]->this_id == 0) sh[j]->this_id = -1;

    /* If BIOS is disabled, force enable interrupts */
    if (sh[j]->base == 0) outb(CMD_ENA_INTR, sh[j]->io_port + REG_SYS_MASK);

    memset(HD(j), 0, sizeof(struct hostdata));
    HD(j)->heads = mapping_table[config_2.mapping_mode].heads;
    HD(j)->sectors = mapping_table[config_2.mapping_mode].sectors;
    HD(j)->subversion = subversion;
    HD(j)->pdev = NULL;
    HD(j)->board_number = j;

    if (have_old_firmware) sh[j]->sg_tablesize = MAX_SAFE_SGLIST;

    if (HD(j)->subversion == ESA) {
        sh[j]->unchecked_isa_dma = FALSE;
        sh[j]->dma_channel = NO_DMA;
        sprintf(BN(j), "U34F%d", j);
        bus_type = "VESA";
    }
    else {
        unsigned long flags;
        sh[j]->unchecked_isa_dma = TRUE;

        flags=claim_dma_lock();
        disable_dma(dma_channel);
        clear_dma_ff(dma_channel);
        set_dma_mode(dma_channel, DMA_MODE_CASCADE);
        enable_dma(dma_channel);
        release_dma_lock(flags);

        sh[j]->dma_channel = dma_channel;
        sprintf(BN(j), "U14F%d", j);
        bus_type = "ISA";
    }

    sh[j]->max_channel = MAX_CHANNEL - 1;
    sh[j]->max_id = MAX_TARGET;
    sh[j]->max_lun = MAX_LUN;

    if (HD(j)->subversion == ISA && !board_inquiry(j)) {
        HD(j)->board_id[40] = 0;

        if (strcmp(&HD(j)->board_id[32], "06000600")) {
            printk("%s: %s.\n", BN(j), &HD(j)->board_id[8]);
            printk("%s: firmware %s is outdated, FW PROM should be 28004-006.\n",
                   BN(j), &HD(j)->board_id[32]);
            sh[j]->hostt->use_clustering = DISABLE_CLUSTERING;
            sh[j]->sg_tablesize = MAX_SAFE_SGLIST;
        }
    }

    if (dma_channel == NO_DMA) sprintf(dma_name, "%s", "BMST");
    else                       sprintf(dma_name, "DMA %u", dma_channel);

    spin_unlock_irq(&driver_lock);

    for (i = 0; i < sh[j]->can_queue; i++)
        HD(j)->cp[i].cp_dma_addr = pci_map_single(HD(j)->pdev,
                                   &HD(j)->cp[i], sizeof(struct mscp), PCI_DMA_BIDIRECTIONAL);

    for (i = 0; i < sh[j]->can_queue; i++)
        if (! ((&HD(j)->cp[i])->sglist = kmalloc(
                                             sh[j]->sg_tablesize * sizeof(struct sg_list),
                                             (sh[j]->unchecked_isa_dma ? GFP_DMA : 0) | GFP_ATOMIC))) {
            printk("%s: kmalloc SGlist failed, mbox %d, detaching.\n", BN(j), i);
            goto release;
        }

    if (max_queue_depth > MAX_TAGGED_CMD_PER_LUN)
        max_queue_depth = MAX_TAGGED_CMD_PER_LUN;

    if (max_queue_depth < MAX_CMD_PER_LUN) max_queue_depth = MAX_CMD_PER_LUN;

    if (tag_mode != TAG_DISABLED && tag_mode != TAG_SIMPLE)
        tag_mode = TAG_ORDERED;

    if (j == 0) {
        printk("UltraStor 14F/34F: Copyright (C) 1994-2003 Dario Ballabio.\n");
        printk("%s config options -> of:%c, tm:%d, lc:%c, mq:%d, et:%c.\n",
               driver_name, YESNO(have_old_firmware), tag_mode,
               YESNO(linked_comm), max_queue_depth, YESNO(ext_tran));
    }

    printk("%s: %s 0x%03lx, BIOS 0x%05x, IRQ %u, %s, SG %d, MB %d.\n",
           BN(j), bus_type, (unsigned long)sh[j]->io_port, (int)sh[j]->base,
           sh[j]->irq, dma_name, sh[j]->sg_tablesize, sh[j]->can_queue);

    if (sh[j]->max_id > 8 || sh[j]->max_lun > 8)
        printk("%s: wide SCSI support enabled, max_id %u, max_lun %u.\n",
               BN(j), sh[j]->max_id, sh[j]->max_lun);

    for (i = 0; i <= sh[j]->max_channel; i++)
        printk("%s: SCSI channel %u enabled, host target ID %d.\n",
               BN(j), i, sh[j]->this_id);

    return TRUE;

freedma:
    if (subversion == ISA) free_dma(dma_channel);
freeirq:
    free_irq(irq, &sha[j]);
freelock:
    spin_unlock_irq(&driver_lock);
    release_region(port_base, REGION_SIZE);
fail:
    return FALSE;

release:
    u14_34f_release(sh[j]);
    return FALSE;
}
コード例 #9
0
static int board_inquiry(unsigned int j) {
    struct mscp *cpp;
    dma_addr_t id_dma_addr;
    unsigned int limit = 0;
    unsigned long time;

    id_dma_addr = pci_map_single(HD(j)->pdev, HD(j)->board_id,
                                 sizeof(HD(j)->board_id), PCI_DMA_BIDIRECTIONAL);
    cpp = &HD(j)->cp[0];
    cpp->cp_dma_addr = pci_map_single(HD(j)->pdev, cpp, sizeof(struct mscp),
                                      PCI_DMA_BIDIRECTIONAL);
    memset(cpp, 0, sizeof(struct mscp) - CP_TAIL_SIZE);
    cpp->opcode = OP_HOST_ADAPTER;
    cpp->xdir = DTD_IN;
    cpp->data_address = H2DEV(id_dma_addr);
    cpp->data_len = H2DEV(sizeof(HD(j)->board_id));
    cpp->cdb_len = 6;
    cpp->cdb[0] = HA_CMD_INQUIRY;

    if (wait_on_busy(sh[j]->io_port, MAXLOOP)) {
        printk("%s: board_inquiry, adapter busy.\n", BN(j));
        return TRUE;
    }

    HD(j)->cp_stat[0] = IGNORE;

    /* Clear the interrupt indication */
    outb(CMD_CLR_INTR, sh[j]->io_port + REG_SYS_INTR);

    /* Store pointer in OGM address bytes */
    outl(H2DEV(cpp->cp_dma_addr), sh[j]->io_port + REG_OGM);

    /* Issue OGM interrupt */
    outb(CMD_OGM_INTR, sh[j]->io_port + REG_LCL_INTR);

    spin_unlock_irq(&driver_lock);
    time = jiffies;
    while ((jiffies - time) < HZ && limit++ < 20000) udelay(100L);
    spin_lock_irq(&driver_lock);

    if (cpp->adapter_status || HD(j)->cp_stat[0] != FREE) {
        HD(j)->cp_stat[0] = FREE;
        printk("%s: board_inquiry, err 0x%x.\n", BN(j), cpp->adapter_status);
        return TRUE;
    }

    pci_unmap_single(HD(j)->pdev, cpp->cp_dma_addr, sizeof(struct mscp),
                     PCI_DMA_BIDIRECTIONAL);
    pci_unmap_single(HD(j)->pdev, id_dma_addr, sizeof(HD(j)->board_id),
                     PCI_DMA_BIDIRECTIONAL);
    return FALSE;
}
コード例 #10
0
ファイル: httpclient.cpp プロジェクト: Eisforinnovate/mongo
    int HttpClient::_go( const char * command , string url , const char * body , Result * result ) {
        bool ssl = false;
        if ( url.find( "https://" ) == 0 ) {
            ssl = true;
            url = url.substr( 8 );
        }
        else {
            uassert( 10271 ,  "invalid url" , url.find( "http://" ) == 0 );
            url = url.substr( 7 );
        }

        string host , path;
        if ( url.find( "/" ) == string::npos ) {
            host = url;
            path = "/";
        }
        else {
            host = url.substr( 0 , url.find( "/" ) );
            path = url.substr( url.find( "/" ) );
        }


        HD( "host [" << host << "]" );
        HD( "path [" << path << "]" );

        string server = host;
        int port = ssl ? 443 : 80;

        string::size_type idx = host.find( ":" );
        if ( idx != string::npos ) {
            server = host.substr( 0 , idx );
            string t = host.substr( idx + 1 );
            port = atoi( t.c_str() );
        }

        HD( "server [" << server << "]" );
        HD( "port [" << port << "]" );

        string req;
        {
            stringstream ss;
            ss << command << " " << path << " HTTP/1.1\r\n";
            ss << "Host: " << host << "\r\n";
            ss << "Connection: Close\r\n";
            ss << "User-Agent: mongodb http client\r\n";
            if ( body ) {
                ss << "Content-Length: " << strlen( body ) << "\r\n";
            }
            ss << "\r\n";
            if ( body ) {
                ss << body;
            }

            req = ss.str();
        }

        SockAddr addr( server.c_str() , port );
        HD( "addr: " << addr.toString() );

        Socket sock;
        if ( ! sock.connect( addr ) )
            return -1;
        
        if ( ssl ) {
#ifdef MONGO_SSL
            _checkSSLManager();
            sock.secure( _sslManager.get() );
#else
            uasserted( 15862 , "no ssl support" );
#endif
        }

        {
            const char * out = req.c_str();
            int toSend = req.size();
            sock.send( out , toSend, "_go" );
        }

        char buf[4096];
        int got = sock.unsafe_recv( buf , 4096 );
        buf[got] = 0;

        int rc;
        char version[32];
        assert( sscanf( buf , "%s %d" , version , &rc ) == 2 );
        HD( "rc: " << rc );

        StringBuilder sb;
        if ( result )
            sb << buf;

        while ( ( got = sock.unsafe_recv( buf , 4096 ) ) > 0) {
            if ( result )
                sb << buf;
        }

        if ( result ) {
            result->_init( rc , sb.str() );
        }

        return rc;
    }