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-rw-r--r--qemu/bt-vhci.c168
1 files changed, 0 insertions, 168 deletions
diff --git a/qemu/bt-vhci.c b/qemu/bt-vhci.c
deleted file mode 100644
index 9d277c32b..000000000
--- a/qemu/bt-vhci.c
+++ /dev/null
@@ -1,168 +0,0 @@
-/*
- * Support for host VHCIs inside qemu scatternets.
- *
- * Copyright (C) 2008 Andrzej Zaborowski <balrog@zabor.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 or
- * (at your option) version 3 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "qemu/osdep.h"
-#include "qemu-common.h"
-#include "sysemu/bt.h"
-#include "hw/bt.h"
-#include "qemu/main-loop.h"
-
-#define VHCI_DEV "/dev/vhci"
-#define VHCI_UDEV "/dev/hci_vhci"
-
-struct bt_vhci_s {
- int fd;
- struct HCIInfo *info;
-
- uint8_t hdr[4096];
- int len;
-};
-
-static void vhci_read(void *opaque)
-{
- struct bt_vhci_s *s = (struct bt_vhci_s *) opaque;
- uint8_t *pkt;
- int pktlen;
-
- /* Seems that we can't read only the header first and then the amount
- * of data indicated in the header because Linux will discard everything
- * that's not been read in one go. */
- s->len = read(s->fd, s->hdr, sizeof(s->hdr));
-
- if (s->len < 0) {
- fprintf(stderr, "qemu: error %i reading the PDU\n", errno);
- return;
- }
-
- pkt = s->hdr;
- while (s->len --)
- switch (*pkt ++) {
- case HCI_COMMAND_PKT:
- if (s->len < 3)
- goto bad_pkt;
-
- pktlen = MIN(pkt[2] + 3, s->len);
- s->info->cmd_send(s->info, pkt, pktlen);
- s->len -= pktlen;
- pkt += pktlen;
- break;
-
- case HCI_ACLDATA_PKT:
- if (s->len < 4)
- goto bad_pkt;
-
- pktlen = MIN(((pkt[3] << 8) | pkt[2]) + 4, s->len);
- s->info->acl_send(s->info, pkt, pktlen);
- s->len -= pktlen;
- pkt += pktlen;
- break;
-
- case HCI_SCODATA_PKT:
- if (s->len < 3)
- goto bad_pkt;
-
- pktlen = MIN(pkt[2] + 3, s->len);
- s->info->sco_send(s->info, pkt, pktlen);
- s->len -= pktlen;
- pkt += pktlen;
- break;
-
- default:
- bad_pkt:
- fprintf(stderr, "qemu: bad HCI packet type %02x\n", pkt[-1]);
- }
-}
-
-static void vhci_host_send(void *opaque,
- int type, const uint8_t *data, int len)
-{
- struct bt_vhci_s *s = (struct bt_vhci_s *) opaque;
-#if 0
- uint8_t pkt = type;
- struct iovec iv[2];
-
- iv[0].iov_base = &pkt;
- iv[0].iov_len = 1;
- iv[1].iov_base = (void *) data;
- iv[1].iov_len = len;
-
- while (writev(s->fd, iv, 2) < 0)
- if (errno != EAGAIN && errno != EINTR) {
- fprintf(stderr, "qemu: error %i writing bluetooth packet.\n",
- errno);
- return;
- }
-#else
- /* Apparently VHCI wants us to write everything in one chunk :-( */
- static uint8_t buf[4096];
-
- buf[0] = type;
- memcpy(buf + 1, data, len);
-
- while (write(s->fd, buf, len + 1) < 0)
- if (errno != EAGAIN && errno != EINTR) {
- fprintf(stderr, "qemu: error %i writing bluetooth packet.\n",
- errno);
- return;
- }
-#endif
-}
-
-static void vhci_out_hci_packet_event(void *opaque,
- const uint8_t *data, int len)
-{
- vhci_host_send(opaque, HCI_EVENT_PKT, data, len);
-}
-
-static void vhci_out_hci_packet_acl(void *opaque,
- const uint8_t *data, int len)
-{
- vhci_host_send(opaque, HCI_ACLDATA_PKT, data, len);
-}
-
-void bt_vhci_init(struct HCIInfo *info)
-{
- struct bt_vhci_s *s;
- int err[2];
- int fd;
-
- fd = open(VHCI_DEV, O_RDWR);
- err[0] = errno;
- if (fd < 0) {
- fd = open(VHCI_UDEV, O_RDWR);
- err[1] = errno;
- }
-
- if (fd < 0) {
- fprintf(stderr, "qemu: Can't open `%s': %s (%i)\n",
- VHCI_DEV, strerror(err[0]), err[0]);
- fprintf(stderr, "qemu: Can't open `%s': %s (%i)\n",
- VHCI_UDEV, strerror(err[1]), err[1]);
- exit(-1);
- }
-
- s = g_malloc0(sizeof(struct bt_vhci_s));
- s->fd = fd;
- s->info = info ?: qemu_next_hci();
- s->info->opaque = s;
- s->info->evt_recv = vhci_out_hci_packet_event;
- s->info->acl_recv = vhci_out_hci_packet_acl;
-
- qemu_set_fd_handler(s->fd, vhci_read, NULL, s);
-}