From 644e1a8a34d2f799bfeefae94b71593a2aa662ae Mon Sep 17 00:00:00 2001
From: Miroslav Rezanina <mrezanin@redhat.com>
Date: Tue, 3 Sep 2013 11:23:08 +0200
Subject: Preparation for usb-bt-dongle conditional build

To allow disable usb-bt-dongle device using CONFIG_BLUETOOTH option, some of
functions in vl.c file has to be made accessible in dev-bluetooth.c. This is
pure code moving.

Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/bt/core.c | 23 +++++++++++++++++++++++
 hw/bt/hci.c  | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 71 insertions(+)

(limited to 'hw/bt')

diff --git a/hw/bt/core.c b/hw/bt/core.c
index 49012e028c..0ffc948898 100644
--- a/hw/bt/core.c
+++ b/hw/bt/core.c
@@ -119,3 +119,26 @@ void bt_device_done(struct bt_device_s *dev)
 
     *p = dev->next;
 }
+
+static struct bt_vlan_s {
+    struct bt_scatternet_s net;
+    int id;
+    struct bt_vlan_s *next;
+} *first_bt_vlan;
+
+/* find or alloc a new bluetooth "VLAN" */
+struct bt_scatternet_s *qemu_find_bt_vlan(int id)
+{
+    struct bt_vlan_s **pvlan, *vlan;
+    for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
+        if (vlan->id == id)
+            return &vlan->net;
+    }
+    vlan = g_malloc0(sizeof(struct bt_vlan_s));
+    vlan->id = id;
+    pvlan = &first_bt_vlan;
+    while (*pvlan != NULL)
+        pvlan = &(*pvlan)->next;
+    *pvlan = vlan;
+    return &vlan->net;
+}
diff --git a/hw/bt/hci.c b/hw/bt/hci.c
index d1c0604a9b..7ea3dc6b70 100644
--- a/hw/bt/hci.c
+++ b/hw/bt/hci.c
@@ -429,6 +429,24 @@ static const uint8_t bt_event_reserved_mask[8] = {
     0xff, 0x9f, 0xfb, 0xff, 0x07, 0x18, 0x00, 0x00,
 };
 
+
+static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
+{
+}
+
+static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
+{
+    return -ENOTSUP;
+}
+
+struct HCIInfo null_hci = {
+    .cmd_send = null_hci_send,
+    .sco_send = null_hci_send,
+    .acl_send = null_hci_send,
+    .bdaddr_set = null_hci_addr_set,
+};
+
+
 static inline uint8_t *bt_hci_event_start(struct bt_hci_s *hci,
                 int evt, int len)
 {
@@ -2176,6 +2194,36 @@ struct HCIInfo *bt_new_hci(struct bt_scatternet_s *net)
     return &s->info;
 }
 
+struct HCIInfo *hci_init(const char *str)
+{
+    char *endp;
+    struct bt_scatternet_s *vlan = 0;
+
+    if (!strcmp(str, "null"))
+        /* null */
+        return &null_hci;
+    else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
+        /* host[:hciN] */
+        return bt_host_hci(str[4] ? str + 5 : "hci0");
+    else if (!strncmp(str, "hci", 3)) {
+        /* hci[,vlan=n] */
+        if (str[3]) {
+            if (!strncmp(str + 3, ",vlan=", 6)) {
+                vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
+                if (*endp)
+                    vlan = 0;
+            }
+        } else
+            vlan = qemu_find_bt_vlan(0);
+        if (vlan)
+           return bt_new_hci(vlan);
+    }
+
+    fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
+
+    return 0;
+}
+
 static void bt_hci_done(struct HCIInfo *info)
 {
     struct bt_hci_s *hci = hci_from_info(info);
-- 
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