ChamaraVishwajithRajapaksha/Code-Vulnerability-FineTune huggingface dataset:
test_bson_utf8_key (void)
{
/* euro currency symbol */
#define EU "\xe2\x82\xac"
#define FIVE_EUROS EU EU EU EU EU
   uint32_t length;
   bson_iter_t iter;
   const char *str;
   bson_t *b;
   size_t offset;

   b = get_bson ("eurokey.bson");
   BSON_ASSERT (bson_validate (b, BSON_VALIDATE_NONE, &offset));
   BSON_ASSERT (bson_iter_init (&iter, b));
   BSON_ASSERT (bson_iter_next (&iter));
   BSON_ASSERT (!strcmp (bson_iter_key (&iter), FIVE_EUROS));
   BSON_ASSERT ((str = bson_iter_utf8 (&iter, &length)));
   BSON_ASSERT (length == 15); /* 5 3-byte sequences. */
   BSON_ASSERT (!strcmp (str, FIVE_EUROS));
   bson_destroy (b);
}
static int tg3_mdio_write(struct mii_bus *bp, int mii_id, int reg, u16 val)
{
	struct tg3 *tp = bp->priv;
	u32 ret = 0;

	spin_lock_bh(&tp->lock);

	if (tg3_writephy(tp, reg, val))
		ret = -EIO;

	spin_unlock_bh(&tp->lock);

	return ret;
}
void tipc_crypto_stop(struct tipc_crypto **crypto)
{
	struct tipc_crypto *c = *crypto;
	u8 k;

	if (!c)
		return;

	/* Flush any queued works & destroy wq */
	if (is_tx(c)) {
		c->rekeying_intv = 0;
		cancel_delayed_work_sync(&c->work);
		destroy_workqueue(c->wq);
	}

	/* Release AEAD keys */
	rcu_read_lock();
	for (k = KEY_MIN; k <= KEY_MAX; k++)
		tipc_aead_put(rcu_dereference(c->aead[k]));
	rcu_read_unlock();
	pr_debug("%s: has been stopped\n", c->name);

	/* Free this crypto statistics */
	free_percpu(c->stats);

	*crypto = NULL;
	kfree_sensitive(c);
}
nfs4_async_handle_error(struct rpc_task *task, struct nfs_server *server,
			struct nfs4_state *state, long *timeout)
{
	struct nfs4_exception exception = {
		.state = state,
	};

	if (task->tk_status >= 0)
		return 0;
	if (timeout)
		exception.timeout = *timeout;
	task->tk_status = nfs4_async_handle_exception(task, server,
			task->tk_status,
			&exception);
	if (exception.delay && timeout)
		*timeout = exception.timeout;
	if (exception.retry)
		return -EAGAIN;
	return 0;
}
static int mount_rootfs_file(const char *rootfs, const char *target,
				             const char *options)
{
	struct dirent dirent, *direntp;
	struct loop_info64 loinfo;
	int ret = -1, fd = -1, rc;
	DIR *dir;
	char path[MAXPATHLEN];

	dir = opendir("/dev");
	if (!dir) {
		SYSERROR("failed to open '/dev'");
		return -1;
	}

	while (!readdir_r(dir, &dirent, &direntp)) {

		if (!direntp)
			break;

		if (!strcmp(direntp->d_name, "."))
			continue;

		if (!strcmp(direntp->d_name, ".."))
			continue;

		if (strncmp(direntp->d_name, "loop", 4))
			continue;

		rc = snprintf(path, MAXPATHLEN, "/dev/%s", direntp->d_name);
		if (rc < 0 || rc >= MAXPATHLEN)
			continue;

		fd = open(path, O_RDWR);
		if (fd < 0)
			continue;

		if (ioctl(fd, LOOP_GET_STATUS64, &loinfo) == 0) {
			close(fd);
			continue;
		}

		if (errno != ENXIO) {
			WARN("unexpected error for ioctl on '%s': %m",
			     direntp->d_name);
			close(fd);
			continue;
		}

		DEBUG("found '%s' free lodev", path);

		ret = setup_lodev(rootfs, fd, &loinfo);
		if (!ret)
			ret = mount_unknown_fs(path, target, options);
		close(fd);

		break;
	}

	if (closedir(dir))
		WARN("failed to close directory");

	return ret;
}
PrintTextTimeStampf (session *sess, time_t timestamp, const char *format, ...)
{
	va_list args;
	char *buf;

	va_start (args, format);
	buf = g_strdup_vprintf (format, args);
	va_end (args);

	PrintTextTimeStamp (sess, buf, timestamp);
	g_free (buf);
}
template<typename t1, typename t2, typename t3, typename t4, typename t5, typename t6, typename t7, typename t8>
    CImgList<T>& assign(const CImg<t1>& img1, const CImg<t2>& img2, const CImg<t3>& img3, const CImg<t4>& img4,
                        const CImg<t5>& img5, const CImg<t6>& img6, const CImg<t7>& img7, const CImg<t8>& img8,
                        const bool is_shared=false) {
      assign(8);
      _data[0].assign(img1,is_shared); _data[1].assign(img2,is_shared); _data[2].assign(img3,is_shared);
      _data[3].assign(img4,is_shared); _data[4].assign(img5,is_shared); _data[5].assign(img6,is_shared);
      _data[6].assign(img7,is_shared); _data[7].assign(img8,is_shared);
      return *this;
u32 hugetlb_fault_mutex_hash(struct hstate *h, struct mm_struct *mm,
			    struct vm_area_struct *vma,
			    struct address_space *mapping,
			    pgoff_t idx, unsigned long address)
{
	unsigned long key[2];
	u32 hash;

	if (vma->vm_flags & VM_SHARED) {
		key[0] = (unsigned long) mapping;
		key[1] = idx;
	} else {
		key[0] = (unsigned long) mm;
		key[1] = address >> huge_page_shift(h);
	}

	hash = jhash2((u32 *)&key, sizeof(key)/sizeof(u32), 0);

	return hash & (num_fault_mutexes - 1);
}
void PDFDoc::writeXRefStreamTrailer (Object &&trailerDict, XRef *uxref, Ref *uxrefStreamRef, Goffset uxrefOffset, OutStream* outStr, XRef *xRef)
{
  GooString stmData;

  // Fill stmData and some trailerDict fields
  uxref->writeStreamToBuffer(&stmData, trailerDict.getDict(), xRef);

  // Create XRef stream object and write it
  MemStream *mStream = new MemStream( stmData.c_str(), 0, stmData.getLength(), std::move(trailerDict) );
  writeObjectHeader(uxrefStreamRef, outStr);
  Object obj1(static_cast<Stream*>(mStream));
  writeObject(&obj1, outStr, xRef, 0, nullptr, cryptRC4, 0, 0, 0);
  writeObjectFooter(outStr);

  outStr->printf( "startxref\r\n");
  outStr->printf( "%lli\r\n", uxrefOffset);
  outStr->printf( "%%%%EOF\r\n");
}
AddToList(struct List* head, const char* token)
{
   struct List* l;
   struct List* tail;
   char* data;

#ifdef VMX86_DEBUG
   sLog(log_debug, "Adding to list %s. \n", token);
#endif
   data = malloc(strlen(token) + 1);
   if (!data) {
      SetDeployError("Error allocating memory. (%s)", strerror(errno));
      return NULL;
   }

   strcpy(data, token);

   l = malloc(sizeof(struct List));
   if (!l) {
      SetDeployError("Error allocating memory. (%s)", strerror(errno));
      return NULL;
   }

   l->data = data;
   l->next = NULL;

   tail = head;
   while (tail && tail->next) {
      tail = tail->next;
   }

   if (tail) {
      tail->next = l;
   }

   return head ? head : l;
}
idn2_to_ascii_lz (const char * input, char ** output, int flags)
{
  return idn2_lookup_ul (input, output, flags);
}
ClearPgTm(struct /* pg_ */ tm * tm, fsec_t *fsec)
{
	tm->tm_year = 0;
	tm->tm_mon = 0;
	tm->tm_mday = 0;
	tm->tm_hour = 0;
	tm->tm_min = 0;
	tm->tm_sec = 0;
	*fsec = 0;
}
static int kvm_debugfs_open(struct inode *inode, struct file *file,
			   int (*get)(void *, u64 *), int (*set)(void *, u64),
			   const char *fmt)
{
	struct kvm_stat_data *stat_data = (struct kvm_stat_data *)
					  inode->i_private;

	/* The debugfs files are a reference to the kvm struct which
	 * is still valid when kvm_destroy_vm is called.
	 * To avoid the race between open and the removal of the debugfs
	 * directory we test against the users count.
	 */
	if (!refcount_inc_not_zero(&stat_data->kvm->users_count))
		return -ENOENT;

	if (simple_attr_open(inode, file, get,
		    KVM_DBGFS_GET_MODE(stat_data->dbgfs_item) & 0222
		    ? set : NULL,
		    fmt)) {
		kvm_put_kvm(stat_data->kvm);
		return -ENOMEM;
	}

	return 0;
}
mm_auth2_read_banner(void)
{
	Buffer m;
	char *banner;

	debug3("%s entering", __func__);

	buffer_init(&m);
	mm_request_send(pmonitor->m_recvfd, MONITOR_REQ_AUTH2_READ_BANNER, &m);
	buffer_clear(&m);

	mm_request_receive_expect(pmonitor->m_recvfd,
	    MONITOR_ANS_AUTH2_READ_BANNER, &m);
	banner = buffer_get_string(&m, NULL);
	buffer_free(&m);

	/* treat empty banner as missing banner */
	if (strlen(banner) == 0) {
		free(banner);
		banner = NULL;
	}
	return (banner);
}
sync_create_state_control(Slapi_Entry *e, LDAPControl **ctrlp, int type, Sync_Cookie *cookie)
{
    int rc;
    BerElement *ber;
    struct berval *bvp;
    char *uuid;
    Slapi_Attr *attr = NULL;
    Slapi_Value *val = NULL;

    if (type == LDAP_SYNC_NONE || ctrlp == NULL || (ber = der_alloc()) == NULL) {
        return (LDAP_OPERATIONS_ERROR);
    }

    *ctrlp = NULL;

    slapi_entry_attr_find(e, SLAPI_ATTR_UNIQUEID, &attr);
    slapi_attr_first_value(attr, &val);
    if ((attr == NULL) || (val == NULL)) {
        /* It may happen with entries in special backends
         * such like cn=config, cn=shema, cn=monitor...
         */
        slapi_log_err(SLAPI_LOG_ERR, SYNC_PLUGIN_SUBSYSTEM,
		      "sync_create_state_control - Entries are missing nsuniqueid. Unable to proceed.\n");
        return (LDAP_OPERATIONS_ERROR);
    }
    uuid = sync_nsuniqueid2uuid(slapi_value_get_string(val));
    if ((rc = ber_printf(ber, "{eo", type, uuid, 16)) != -1) {
        if (cookie) {
            char *cookiestr = sync_cookie2str(cookie);
            rc = ber_printf(ber, "s}", cookiestr);
            slapi_ch_free((void **)&cookiestr);
        } else {
            rc = ber_printf(ber, "}");
        }
    }
    if (rc != -1) {
        rc = ber_flatten(ber, &bvp);
    }
    ber_free(ber, 1);
    slapi_ch_free((void **)&uuid);

    if (rc == -1) {
        return (LDAP_OPERATIONS_ERROR);
    }

    *ctrlp = (LDAPControl *)slapi_ch_malloc(sizeof(LDAPControl));
    (*ctrlp)->ldctl_iscritical = 0;
    (*ctrlp)->ldctl_oid = slapi_ch_strdup(LDAP_CONTROL_SYNC_STATE);
    (*ctrlp)->ldctl_value = *bvp; /* struct copy */

    bvp->bv_val = NULL;
    ber_bvfree(bvp);

    return (LDAP_SUCCESS);
}
static struct nfs4_opendata *nfs4_opendata_alloc(struct path *path,
		struct nfs4_state_owner *sp, int flags,
		const struct iattr *attrs)
{
	struct dentry *parent = dget_parent(path->dentry);
	struct inode *dir = parent->d_inode;
	struct nfs_server *server = NFS_SERVER(dir);
	struct nfs4_opendata *p;

	p = kzalloc(sizeof(*p), GFP_KERNEL);
	if (p == NULL)
		goto err;
	p->o_arg.seqid = nfs_alloc_seqid(&sp->so_seqid);
	if (p->o_arg.seqid == NULL)
		goto err_free;
	p->path.mnt = mntget(path->mnt);
	p->path.dentry = dget(path->dentry);
	p->dir = parent;
	p->owner = sp;
	atomic_inc(&sp->so_count);
	p->o_arg.fh = NFS_FH(dir);
	p->o_arg.open_flags = flags,
	p->o_arg.clientid = server->nfs_client->cl_clientid;
	p->o_arg.id = sp->so_owner_id.id;
	p->o_arg.name = &p->path.dentry->d_name;
	p->o_arg.server = server;
	p->o_arg.bitmask = server->attr_bitmask;
	p->o_arg.claim = NFS4_OPEN_CLAIM_NULL;
	if (flags & O_EXCL) {
		u32 *s = (u32 *) p->o_arg.u.verifier.data;
		s[0] = jiffies;
		s[1] = current->pid;
	} else if (flags & O_CREAT) {
		p->o_arg.u.attrs = &p->attrs;
		memcpy(&p->attrs, attrs, sizeof(p->attrs));
	}
	p->c_arg.fh = &p->o_res.fh;
	p->c_arg.stateid = &p->o_res.stateid;
	p->c_arg.seqid = p->o_arg.seqid;
	nfs4_init_opendata_res(p);
	kref_init(&p->kref);
	return p;
err_free:
	kfree(p);
err:
	dput(parent);
	return NULL;
}
tracing_buffers_read(struct file *filp, char __user *ubuf,
		     size_t count, loff_t *ppos)
{
	struct ftrace_buffer_info *info = filp->private_data;
	struct trace_iterator *iter = &info->iter;
	ssize_t ret = 0;
	ssize_t size;

	if (!count)
		return 0;

#ifdef CONFIG_TRACER_MAX_TRACE
	if (iter->snapshot && iter->tr->current_trace->use_max_tr)
		return -EBUSY;
#endif

	if (!info->spare) {
		info->spare = ring_buffer_alloc_read_page(iter->trace_buffer->buffer,
							  iter->cpu_file);
		if (IS_ERR(info->spare)) {
			ret = PTR_ERR(info->spare);
			info->spare = NULL;
		} else {
			info->spare_cpu = iter->cpu_file;
		}
	}
	if (!info->spare)
		return ret;

	/* Do we have previous read data to read? */
	if (info->read < PAGE_SIZE)
		goto read;

 again:
	trace_access_lock(iter->cpu_file);
	ret = ring_buffer_read_page(iter->trace_buffer->buffer,
				    &info->spare,
				    count,
				    iter->cpu_file, 0);
	trace_access_unlock(iter->cpu_file);

	if (ret < 0) {
		if (trace_empty(iter)) {
			if ((filp->f_flags & O_NONBLOCK))
				return -EAGAIN;

			ret = wait_on_pipe(iter, false);
			if (ret)
				return ret;

			goto again;
		}
		return 0;
	}

	info->read = 0;
 read:
	size = PAGE_SIZE - info->read;
	if (size > count)
		size = count;

	ret = copy_to_user(ubuf, info->spare + info->read, size);
	if (ret == size)
		return -EFAULT;

	size -= ret;

	*ppos += size;
	info->read += size;

	return size;
}
GF_Err mdia_box_read(GF_Box *s, GF_BitStream *bs)
{
	GF_Err e;
	u64 cookie = gf_bs_get_cookie(bs);
	cookie &= ~GF_ISOM_BS_COOKIE_VISUAL_TRACK;
	gf_bs_set_cookie(bs, cookie);
	e = gf_isom_box_array_read(s, bs, mdia_on_child_box);
	gf_bs_set_cookie(bs, cookie);

	if (e) return e;
	if (!((GF_MediaBox *)s)->information) {
		GF_LOG(GF_LOG_ERROR, GF_LOG_CONTAINER, ("[iso file] Missing MediaInformationBox\n"));
		return GF_ISOM_INVALID_FILE;
	}
	if (!((GF_MediaBox *)s)->handler) {
		GF_LOG(GF_LOG_ERROR, GF_LOG_CONTAINER, ("[iso file] Missing HandlerBox\n"));
		return GF_ISOM_INVALID_FILE;
	}
	if (!((GF_MediaBox *)s)->mediaHeader) {
		GF_LOG(GF_LOG_ERROR, GF_LOG_CONTAINER, ("[iso file] Missing MediaHeaderBox\n"));
		return GF_ISOM_INVALID_FILE;
	}
	return GF_OK;
}
int nfs_flush_incompatible(struct file *file, struct page *page)
{
	struct nfs_open_context *ctx = nfs_file_open_context(file);
	struct nfs_lock_context *l_ctx;
	struct nfs_page	*req;
	int do_flush, status;
	/*
	 * Look for a request corresponding to this page. If there
	 * is one, and it belongs to another file, we flush it out
	 * before we try to copy anything into the page. Do this
	 * due to the lack of an ACCESS-type call in NFSv2.
	 * Also do the same if we find a request from an existing
	 * dropped page.
	 */
	do {
		req = nfs_page_find_request(page);
		if (req == NULL)
			return 0;
		l_ctx = req->wb_lock_context;
		do_flush = req->wb_page != page || req->wb_context != ctx;
		if (l_ctx && ctx->dentry->d_inode->i_flock != NULL) {
			do_flush |= l_ctx->lockowner.l_owner != current->files
				|| l_ctx->lockowner.l_pid != current->tgid;
		}
		nfs_release_request(req);
		if (!do_flush)
			return 0;
		status = nfs_wb_page(page_file_mapping(page)->host, page);
	} while (status == 0);
	return status;
}
static void stub_recv_cmd_submit(struct stub_device *sdev,
				 struct usbip_header *pdu)
{
	int ret;
	struct stub_priv *priv;
	struct usbip_device *ud = &sdev->ud;
	struct usb_device *udev = sdev->udev;
	int pipe = get_pipe(sdev, pdu->base.ep, pdu->base.direction);

	if (pipe == -1)
		return;

	priv = stub_priv_alloc(sdev, pdu);
	if (!priv)
		return;

	/* setup a urb */
	if (usb_pipeisoc(pipe))
		priv->urb = usb_alloc_urb(pdu->u.cmd_submit.number_of_packets,
					  GFP_KERNEL);
	else
		priv->urb = usb_alloc_urb(0, GFP_KERNEL);

	if (!priv->urb) {
		usbip_event_add(ud, SDEV_EVENT_ERROR_MALLOC);
		return;
	}

	/* allocate urb transfer buffer, if needed */
	if (pdu->u.cmd_submit.transfer_buffer_length > 0) {
		priv->urb->transfer_buffer =
			kzalloc(pdu->u.cmd_submit.transfer_buffer_length,
				GFP_KERNEL);
		if (!priv->urb->transfer_buffer) {
			usbip_event_add(ud, SDEV_EVENT_ERROR_MALLOC);
			return;
		}
	}

	/* copy urb setup packet */
	priv->urb->setup_packet = kmemdup(&pdu->u.cmd_submit.setup, 8,
					  GFP_KERNEL);
	if (!priv->urb->setup_packet) {
		dev_err(&udev->dev, "allocate setup_packet\n");
		usbip_event_add(ud, SDEV_EVENT_ERROR_MALLOC);
		return;
	}

	/* set other members from the base header of pdu */
	priv->urb->context                = (void *) priv;
	priv->urb->dev                    = udev;
	priv->urb->pipe                   = pipe;
	priv->urb->complete               = stub_complete;

	usbip_pack_pdu(pdu, priv->urb, USBIP_CMD_SUBMIT, 0);


	if (usbip_recv_xbuff(ud, priv->urb) < 0)
		return;

	if (usbip_recv_iso(ud, priv->urb) < 0)
		return;

	/* no need to submit an intercepted request, but harmless? */
	tweak_special_requests(priv->urb);

	masking_bogus_flags(priv->urb);
	/* urb is now ready to submit */
	ret = usb_submit_urb(priv->urb, GFP_KERNEL);

	if (ret == 0)
		usbip_dbg_stub_rx("submit urb ok, seqnum %u\n",
				  pdu->base.seqnum);
	else {
		dev_err(&udev->dev, "submit_urb error, %d\n", ret);
		usbip_dump_header(pdu);
		usbip_dump_urb(priv->urb);

		/*
		 * Pessimistic.
		 * This connection will be discarded.
		 */
		usbip_event_add(ud, SDEV_EVENT_ERROR_SUBMIT);
	}

	usbip_dbg_stub_rx("Leave\n");
}
GF_Err iSFM_box_size(GF_Box *s)
{
	GF_ISMASampleFormatBox *ptr = (GF_ISMASampleFormatBox *)s;
	ptr->size += 3;
	return GF_OK;
}
getoid(FILE * fp, struct subid_s *id,   /* an array of subids */
       int length)
{                               /* the length of the array */
    register int    count;
    int             type;
    char            token[MAXTOKEN];

    if ((type = get_token(fp, token, MAXTOKEN)) != LEFTBRACKET) {
        print_error("Expected \"{\"", token, type);
        return 0;
    }
    type = get_token(fp, token, MAXTOKEN);
    for (count = 0; count < length; count++, id++) {
        id->label = NULL;
        id->modid = current_module;
        id->subid = -1;
        if (type == RIGHTBRACKET)
            return count;
        if (type == LABEL) {
            /*
             * this entry has a label 
             */
            id->label = strdup(token);
            type = get_token(fp, token, MAXTOKEN);
            if (type == LEFTPAREN) {
                type = get_token(fp, token, MAXTOKEN);
                if (type == NUMBER) {
                    id->subid = strtoul(token, NULL, 10);
                    if ((type =
                         get_token(fp, token, MAXTOKEN)) != RIGHTPAREN) {
                        print_error("Expected a closing parenthesis",
                                    token, type);
                        return 0;
                    }
                } else {
                    print_error("Expected a number", token, type);
                    return 0;
                }
            } else {
                continue;
            }
        } else if (type == NUMBER) {
            /*
             * this entry  has just an integer sub-identifier 
             */
            id->subid = strtoul(token, NULL, 10);
        } else {
            print_error("Expected label or number", token, type);
            return 0;
        }
        type = get_token(fp, token, MAXTOKEN);
    }
    print_error("Too long OID", token, type);
    return 0;
}
static int hci_sock_bind(struct socket *sock, struct sockaddr *addr,
			 int addr_len)
{
	struct sockaddr_hci haddr;
	struct sock *sk = sock->sk;
	struct hci_dev *hdev = NULL;
	int len, err = 0;

	BT_DBG("sock %p sk %p", sock, sk);

	if (!addr)
		return -EINVAL;

	memset(&haddr, 0, sizeof(haddr));
	len = min_t(unsigned int, sizeof(haddr), addr_len);
	memcpy(&haddr, addr, len);

	if (haddr.hci_family != AF_BLUETOOTH)
		return -EINVAL;

	lock_sock(sk);

	if (sk->sk_state == BT_BOUND) {
		err = -EALREADY;
		goto done;
	}

	switch (haddr.hci_channel) {
	case HCI_CHANNEL_RAW:
		if (hci_pi(sk)->hdev) {
			err = -EALREADY;
			goto done;
		}

		if (haddr.hci_dev != HCI_DEV_NONE) {
			hdev = hci_dev_get(haddr.hci_dev);
			if (!hdev) {
				err = -ENODEV;
				goto done;
			}

			atomic_inc(&hdev->promisc);
		}

		hci_pi(sk)->hdev = hdev;
		break;

	case HCI_CHANNEL_USER:
		if (hci_pi(sk)->hdev) {
			err = -EALREADY;
			goto done;
		}

		if (haddr.hci_dev == HCI_DEV_NONE) {
			err = -EINVAL;
			goto done;
		}

		if (!capable(CAP_NET_ADMIN)) {
			err = -EPERM;
			goto done;
		}

		hdev = hci_dev_get(haddr.hci_dev);
		if (!hdev) {
			err = -ENODEV;
			goto done;
		}

		if (test_bit(HCI_UP, &hdev->flags) ||
		    test_bit(HCI_INIT, &hdev->flags) ||
		    test_bit(HCI_SETUP, &hdev->dev_flags)) {
			err = -EBUSY;
			hci_dev_put(hdev);
			goto done;
		}

		if (test_and_set_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) {
			err = -EUSERS;
			hci_dev_put(hdev);
			goto done;
		}

		mgmt_index_removed(hdev);

		err = hci_dev_open(hdev->id);
		if (err) {
			clear_bit(HCI_USER_CHANNEL, &hdev->dev_flags);
			hci_dev_put(hdev);
			goto done;
		}

		atomic_inc(&hdev->promisc);

		hci_pi(sk)->hdev = hdev;
		break;

	case HCI_CHANNEL_CONTROL:
		if (haddr.hci_dev != HCI_DEV_NONE) {
			err = -EINVAL;
			goto done;
		}

		if (!capable(CAP_NET_ADMIN)) {
			err = -EPERM;
			goto done;
		}

		break;

	case HCI_CHANNEL_MONITOR:
		if (haddr.hci_dev != HCI_DEV_NONE) {
			err = -EINVAL;
			goto done;
		}

		if (!capable(CAP_NET_RAW)) {
			err = -EPERM;
			goto done;
		}

		send_monitor_replay(sk);

		atomic_inc(&monitor_promisc);
		break;

	default:
		err = -EINVAL;
		goto done;
	}


	hci_pi(sk)->channel = haddr.hci_channel;
	sk->sk_state = BT_BOUND;

done:
	release_sock(sk);
	return err;
}
stdio_skip_input_data (j_decompress_ptr cinfo, long num_bytes)
{
  stdio_src_ptr src = (stdio_src_ptr) cinfo->src;

  if (num_bytes > 0) {
    while (num_bytes > (long) src->pub.bytes_in_buffer) {
      num_bytes -= (long) src->pub.bytes_in_buffer;
      (void)stdio_fill_input_buffer(cinfo);
    }
    src->pub.next_input_byte += (size_t) num_bytes;
    src->pub.bytes_in_buffer -= (size_t) num_bytes;
  }
}
MagickExport MagickBooleanType SignatureImage(Image *image,
  ExceptionInfo *exception)
{
  CacheView
    *image_view;

  char
    *hex_signature;

  float
    pixel;

  const Quantum
    *p;

  SignatureInfo
    *signature_info;

  ssize_t
    y;

  StringInfo
    *signature;

  unsigned char
    *pixels;

  /*
    Compute image digital signature.
  */
  assert(image != (Image *) NULL);
  assert(image->signature == MagickCoreSignature);
  if (image->debug != MagickFalse)
    (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
  signature_info=AcquireSignatureInfo();
  signature=AcquireStringInfo(GetPixelChannels(image)*image->columns*
    sizeof(pixel));
  image_view=AcquireVirtualCacheView(image,exception);
  for (y=0; y < (ssize_t) image->rows; y++)
  {
    ssize_t
      x;

    unsigned char
      *q;

    p=GetCacheViewVirtualPixels(image_view,0,y,image->columns,1,exception);
    if (p == (const Quantum *) NULL)
      break;
    SetStringInfoLength(signature,GetPixelChannels(image)*image->columns*
      sizeof(pixel));
    pixels=GetStringInfoDatum(signature);
    q=pixels;
    for (x=0; x < (ssize_t) image->columns; x++)
    {
      ssize_t
        i;

      if (GetPixelReadMask(image,p) <= (QuantumRange/2))
        {
          p+=GetPixelChannels(image);
          continue;
        }
      for (i=0; i < (ssize_t) GetPixelChannels(image); i++)
      {
        ssize_t
          j;

        PixelChannel channel = GetPixelChannelChannel(image,i);
        PixelTrait traits = GetPixelChannelTraits(image,channel);
        if ((traits & UpdatePixelTrait) == 0)
          continue;
        pixel=(float) (QuantumScale*p[i]);
        if (signature_info->lsb_first == MagickFalse)
          for (j=(ssize_t) sizeof(pixel)-1; j >= 0; j--)
            *q++=(unsigned char) ((unsigned char *) &pixel)[j];
        else
          for (j=0; j < (ssize_t) sizeof(pixel); j++)
            *q++=(unsigned char) ((unsigned char *) &pixel)[j];
      }
      p+=GetPixelChannels(image);
    }
    SetStringInfoLength(signature,(size_t) (q-pixels));
    UpdateSignature(signature_info,signature);
  }
  image_view=DestroyCacheView(image_view);
  FinalizeSignature(signature_info);
  hex_signature=StringInfoToHexString(GetSignatureDigest(signature_info));
  (void) DeleteImageProperty(image,"signature");
  (void) SetImageProperty(image,"signature",hex_signature,exception);
  /*
    Free resources.
  */
  hex_signature=DestroyString(hex_signature);
  signature=DestroyStringInfo(signature);
  signature_info=DestroySignatureInfo(signature_info);
  return(MagickTrue);
}
void growRing() {
    if (size_ < capacity_) {
      return;
    }
    const size_t new_capacity = capacity_ * 2;
    auto new_ring = std::make_unique<SlicePtr[]>(new_capacity);
    for (size_t i = 0; i < new_capacity; i++) {
      ASSERT(new_ring[i] == nullptr);
    }
    size_t src = start_;
    size_t dst = 0;
    for (size_t i = 0; i < size_; i++) {
      new_ring[dst++] = std::move(ring_[src++]);
      if (src == capacity_) {
        src = 0;
      }
    }
    for (size_t i = 0; i < capacity_; i++) {
      ASSERT(ring_[i].get() == nullptr);
    }
    external_ring_.swap(new_ring);
    ring_ = external_ring_.get();
    start_ = 0;
    capacity_ = new_capacity;
  }
tabpage_new(void)
{
    exarg_T	ea;

    CLEAR_FIELD(ea);
    ea.cmdidx = CMD_tabnew;
    ea.cmd = (char_u *)"tabn";
    ea.arg = (char_u *)"";
    ex_splitview(&ea);
}