Add a "null" bluetooth HCI and a header file for bluetooth.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5342 c046a42c-6fe2-441c-8c8c-71466251a162

1 files changed, 105 insertions, 0 deletions

diff --git a/hw/bt.h b/hw/bt.h
new file mode 100644
index 0000000000..c70be1c892
--- /dev/null
+++ b/hw/bt.h
@@ -0,0 +1,105 @@
+/*
+ * QEMU Bluetooth HCI helpers.
+ *
+ * Copyright (C) 2007 OpenMoko, Inc.
+ * Written by Andrzej Zaborowski <andrew@openedhand.com>
+ *
+ * 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 of
+ * the License, or (at your option) any later version.
+ *
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
+ * MA  02110-1301  USA
+ */
+
+/* BD Address */
+typedef struct {
+    uint8_t b[6];
+} __attribute__((packed)) bdaddr_t;
+
+#define BDADDR_ANY	(&(bdaddr_t) {{0, 0, 0, 0, 0, 0}})
+#define BDADDR_ALL	(&(bdaddr_t) {{0xff, 0xff, 0xff, 0xff, 0xff, 0xff}})
+#define BDADDR_LOCAL	(&(bdaddr_t) {{0, 0, 0, 0xff, 0xff, 0xff}})
+
+/* Copy, swap, convert BD Address */
+static inline int bacmp(const bdaddr_t *ba1, const bdaddr_t *ba2)
+{
+    return memcmp(ba1, ba2, sizeof(bdaddr_t));
+}
+static inline void bacpy(bdaddr_t *dst, const bdaddr_t *src)
+{
+    memcpy(dst, src, sizeof(bdaddr_t));
+}
+
+#define BAINIT(orig)	{ .b = {		\
+    (orig)->b[0], (orig)->b[1], (orig)->b[2],	\
+    (orig)->b[3], (orig)->b[4], (orig)->b[5],	\
+}, }
+
+/* The twisted structures of a bluetooth environment */
+struct bt_device_s;
+struct bt_scatternet_s;
+struct bt_piconet_s;
+struct bt_link_s;
+
+struct bt_scatternet_s {
+    struct bt_device_s *slave;
+};
+
+struct bt_link_s {
+    struct bt_device_s *slave, *host;
+    uint16_t handle;		/* Master (host) side handle */
+    uint16_t acl_interval;
+    enum {
+        acl_active,
+        acl_hold,
+        acl_sniff,
+        acl_parked,
+    } acl_mode;
+};
+
+struct bt_device_s {
+    int lt_addr;
+    bdaddr_t bd_addr;
+    int mtu;
+    int setup;
+    struct bt_scatternet_s *net;
+
+    uint8_t key[16];
+    int key_present;
+    uint8_t class[3];
+
+    uint8_t reject_reason;
+
+    uint64_t lmp_caps;
+    const char *lmp_name;
+    void (*lmp_connection_request)(struct bt_link_s *link);
+    void (*lmp_connection_complete)(struct bt_link_s *link);
+    void (*lmp_disconnect_master)(struct bt_link_s *link);
+    void (*lmp_disconnect_slave)(struct bt_link_s *link);
+    void (*lmp_acl_data)(struct bt_link_s *link, const uint8_t *data,
+                    int start, int len);
+    void (*lmp_acl_resp)(struct bt_link_s *link, const uint8_t *data,
+                    int start, int len);
+    void (*lmp_mode_change)(struct bt_link_s *link);
+
+    void (*handle_destroy)(struct bt_device_s *device);
+    struct bt_device_s *next;	/* Next in the piconet/scatternet */
+
+    int inquiry_scan;
+    int page_scan;
+
+    uint16_t clkoff;	/* Note: Always little-endian */
+};
+
+/* bt.c */
+void bt_device_init(struct bt_device_s *dev, struct bt_scatternet_s *net);
+void bt_device_done(struct bt_device_s *dev);