From: Luiz Augusto von Dentz <luiz.von.dentz@xxxxxxxxx>
This strips AVCTP code of any dependency of core and btio to make it
transport agnostic.
---
android/Android.mk | 1 +
android/Makefile.am | 1 +
android/avctp.c | 794 ++++++++--------------------------------------------
android/avctp.h | 40 +--
4 files changed, 134 insertions(+), 702 deletions(-)
diff --git a/android/Android.mk b/android/Android.mk
index 32e9e98..5f2c1d4 100644
--- a/android/Android.mk
+++ b/android/Android.mk
@@ -29,6 +29,7 @@ LOCAL_SRC_FILES := \
bluez/android/audio-ipc.c \
bluez/android/avdtp.c \
bluez/android/a2dp.c \
+ bluez/android/avctp.c \
bluez/android/pan.c \
bluez/src/log.c \
bluez/src/shared/mgmt.c \
diff --git a/android/Makefile.am b/android/Makefile.am
index f85de20..88fe667 100644
--- a/android/Makefile.am
+++ b/android/Makefile.am
@@ -33,6 +33,7 @@ android_bluetoothd_SOURCES = android/main.c \
android/audio-ipc.h android/audio-ipc.c \
android/avdtp.h android/avdtp.c \
android/a2dp.h android/a2dp.c \
+ android/avctp.h android/avctp.c \
android/socket.h android/socket.c \
android/pan.h android/pan.c \
btio/btio.h btio/btio.c \
diff --git a/android/avctp.c b/android/avctp.c
index 6fd1454..d7f047a 100644
--- a/android/avctp.c
+++ b/android/avctp.c
@@ -34,28 +34,20 @@
#include <unistd.h>
#include <assert.h>
#include <signal.h>
+#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <netinet/in.h>
-#include <bluetooth/bluetooth.h>
#include <bluetooth/sdp.h>
-#include <bluetooth/l2cap.h>
#include <glib.h>
-#include "btio/btio.h"
-#include "lib/uuid.h"
-#include "src/adapter.h"
-#include "src/device.h"
-
#include "src/log.h"
-#include "src/error.h"
#include "src/uinput.h"
#include "avctp.h"
-#include "avrcp.h"
/* AV/C Panel 1.23, page 76:
* command with the pressed value is valid for two seconds
@@ -116,20 +108,6 @@ struct avc_header {
#error "Unknown byte order"
#endif
-struct avctp_state_callback {
- avctp_state_cb cb;
- struct btd_device *dev;
- unsigned int id;
- void *user_data;
-};
-
-struct avctp_server {
- struct btd_adapter *adapter;
- GIOChannel *control_io;
- GIOChannel *browsing_io;
- GSList *sessions;
-};
-
struct avctp_control_req {
struct avctp_pending_req *p;
uint8_t code;
@@ -158,7 +136,7 @@ struct avctp_pending_req {
int err;
avctp_process_cb process;
void *data;
- GDestroyNotify destroy;
+ avctp_destroy_cb_t destroy;
};
struct avctp_channel {
@@ -174,7 +152,7 @@ struct avctp_channel {
GQueue *queue;
GSList *processed;
guint process_id;
- GDestroyNotify destroy;
+ avctp_destroy_cb_t destroy;
};
struct key_pressed {
@@ -183,14 +161,8 @@ struct key_pressed {
};
struct avctp {
- struct avctp_server *server;
- struct btd_device *device;
-
- avctp_state_t state;
-
int uinput;
- guint auth_id;
unsigned int passthrough_id;
unsigned int unit_id;
unsigned int subunit_id;
@@ -202,7 +174,7 @@ struct avctp {
uint8_t key_quirks[256];
struct key_pressed key;
- bool initiator;
+ uint16_t version;
};
struct avctp_passthrough_handler {
@@ -222,7 +194,7 @@ struct avctp_browsing_pdu_handler {
avctp_browsing_pdu_cb cb;
void *user_data;
unsigned int id;
- GDestroyNotify destroy;
+ avctp_destroy_cb_t destroy;
};
static struct {
@@ -260,10 +232,6 @@ static struct {
{ NULL }
};
-static GSList *callbacks = NULL;
-static GSList *servers = NULL;
-
-static void auth_cb(DBusError *derr, void *user_data);
static gboolean process_queue(gpointer user_data);
static gboolean avctp_passthrough_rsp(struct avctp *session, uint8_t code,
uint8_t subunit, uint8_t *operands,
@@ -489,83 +457,6 @@ static void avctp_channel_destroy(struct avctp_channel *chan)
g_free(chan);
}
-static void avctp_disconnected(struct avctp *session)
-{
- struct avctp_server *server;
-
- if (!session)
- return;
-
- if (session->browsing)
- avctp_channel_destroy(session->browsing);
-
- if (session->control)
- avctp_channel_destroy(session->control);
-
- if (session->auth_id != 0) {
- btd_cancel_authorization(session->auth_id);
- session->auth_id = 0;
- }
-
- if (session->key.timer > 0)
- g_source_remove(session->key.timer);
-
- if (session->uinput >= 0) {
- char address[18];
-
- ba2str(device_get_address(session->device), address);
- DBG("AVCTP: closing uinput for %s", address);
-
- ioctl(session->uinput, UI_DEV_DESTROY);
- close(session->uinput);
- session->uinput = -1;
- }
-
- server = session->server;
- server->sessions = g_slist_remove(server->sessions, session);
- btd_device_unref(session->device);
- g_free(session);
-}
-
-static void avctp_set_state(struct avctp *session, avctp_state_t new_state)
-{
- GSList *l;
- avctp_state_t old_state = session->state;
-
- session->state = new_state;
-
- for (l = callbacks; l != NULL; l = l->next) {
- struct avctp_state_callback *cb = l->data;
-
- if (cb->dev && cb->dev != session->device)
- continue;
-
- cb->cb(session->device, old_state, new_state, cb->user_data);
- }
-
- switch (new_state) {
- case AVCTP_STATE_DISCONNECTED:
- DBG("AVCTP Disconnected");
- avctp_disconnected(session);
- break;
- case AVCTP_STATE_CONNECTING:
- DBG("AVCTP Connecting");
- break;
- case AVCTP_STATE_CONNECTED:
- DBG("AVCTP Connected");
- break;
- case AVCTP_STATE_BROWSING_CONNECTING:
- DBG("AVCTP Browsing Connecting");
- break;
- case AVCTP_STATE_BROWSING_CONNECTED:
- DBG("AVCTP Browsing Connected");
- break;
- default:
- error("Invalid AVCTP state %d", new_state);
- return;
- }
-}
-
static int avctp_send(struct avctp_channel *control, uint8_t transaction,
uint8_t cr, uint8_t code,
uint8_t subunit, uint8_t opcode,
@@ -875,7 +766,8 @@ static gboolean session_browsing_cb(GIOChannel *chan, GIOCondition cond,
handler = g_slist_nth_data(browsing->handlers, 0);
if (handler == NULL) {
DBG("handler not found");
- packet_size += avrcp_browsing_general_reject(operands);
+ /* FIXME: Add general reject */
+ /* packet_size += avrcp_browsing_general_reject(operands); */
goto send;
}
@@ -894,7 +786,6 @@ send:
failed:
DBG("AVCTP Browsing: disconnected");
- avctp_set_state(session, AVCTP_STATE_CONNECTED);
if (session->browsing) {
avctp_channel_destroy(session->browsing);
@@ -967,7 +858,9 @@ static gboolean session_cb(GIOChannel *chan, GIOCondition cond,
handler = find_handler(control->handlers, avc->opcode);
if (!handler) {
DBG("handler not found for 0x%02x", avc->opcode);
- packet_size += avrcp_handle_vendor_reject(&code, operands);
+ /* FIXME:
+ * packet_size += avrcp_handle_vendor_reject(&code, operands);
+ */
avc->code = code;
goto done;
}
@@ -991,11 +884,11 @@ done:
failed:
DBG("AVCTP session %p got disconnected", session);
- avctp_set_state(session, AVCTP_STATE_DISCONNECTED);
+ avctp_shutdown(session);
return FALSE;
}
-static int uinput_create(char *name)
+static int uinput_create(const char *name)
{
struct uinput_dev dev;
int fd, err, i;
@@ -1050,11 +943,9 @@ static int uinput_create(char *name)
return fd;
}
-static void init_uinput(struct avctp *session)
+int avctp_init_uinput(struct avctp *session, const char *name,
+ const char *address)
{
- char address[18], name[248 + 1];
-
- device_get_name(session->device, name, sizeof(name));
if (g_str_equal(name, "Nokia CK-20W")) {
session->key_quirks[AVC_FORWARD] |= QUIRK_NO_RELEASE;
session->key_quirks[AVC_BACKWARD] |= QUIRK_NO_RELEASE;
@@ -1062,24 +953,28 @@ static void init_uinput(struct avctp *session)
session->key_quirks[AVC_PAUSE] |= QUIRK_NO_RELEASE;
}
- ba2str(device_get_address(session->device), address);
session->uinput = uinput_create(address);
- if (session->uinput < 0)
- error("AVRCP: failed to init uinput for %s", address);
- else
- DBG("AVRCP: uinput initialized for %s", address);
+ if (session->uinput < 0) {
+ error("AVCTP: failed to init uinput for %s", address);
+ return session->uinput;
+ }
+
+ return 0;
}
-static struct avctp_channel *avctp_channel_create(struct avctp *session,
- GIOChannel *io,
- GDestroyNotify destroy)
+static struct avctp_channel *avctp_channel_create(struct avctp *session, int fd,
+ size_t imtu, size_t omtu,
+ avctp_destroy_cb_t destroy)
{
struct avctp_channel *chan;
chan = g_new0(struct avctp_channel, 1);
chan->session = session;
- chan->io = g_io_channel_ref(io);
+ chan->io = g_io_channel_unix_new(fd);
chan->queue = g_queue_new();
+ chan->imtu = imtu;
+ chan->omtu = omtu;
+ chan->buffer = g_malloc0(MAX(imtu, omtu));
chan->destroy = destroy;
return chan;
@@ -1104,381 +999,10 @@ static void avctp_destroy_browsing(void *data)
chan->handlers = NULL;
}
-static void avctp_connect_browsing_cb(GIOChannel *chan, GError *err,
- gpointer data)
-{
- struct avctp *session = data;
- struct avctp_channel *browsing = session->browsing;
- char address[18];
- uint16_t imtu, omtu;
- GError *gerr = NULL;
-
- if (err) {
- error("Browsing: %s", err->message);
- goto fail;
- }
-
- bt_io_get(chan, &gerr,
- BT_IO_OPT_DEST, &address,
- BT_IO_OPT_IMTU, &imtu,
- BT_IO_OPT_OMTU, &omtu,
- BT_IO_OPT_INVALID);
- if (gerr) {
- error("%s", gerr->message);
- g_io_channel_shutdown(chan, TRUE, NULL);
- g_io_channel_unref(chan);
- g_error_free(gerr);
- goto fail;
- }
-
- DBG("AVCTP Browsing: connected to %s", address);
-
- if (browsing == NULL) {
- browsing = avctp_channel_create(session, chan,
- avctp_destroy_browsing);
- session->browsing = browsing;
- }
-
- browsing->imtu = imtu;
- browsing->omtu = omtu;
- browsing->buffer = g_malloc0(MAX(imtu, omtu));
- browsing->watch = g_io_add_watch(session->browsing->io,
- G_IO_IN | G_IO_ERR | G_IO_HUP | G_IO_NVAL,
- (GIOFunc) session_browsing_cb, session);
-
- avctp_set_state(session, AVCTP_STATE_BROWSING_CONNECTED);
-
- /* Process any request that was pending the connection to complete */
- if (browsing->process_id == 0 && !g_queue_is_empty(browsing->queue))
- browsing->process_id = g_idle_add(process_queue, browsing);
-
- return;
-
-fail:
- avctp_set_state(session, AVCTP_STATE_CONNECTED);
-
- if (session->browsing) {
- avctp_channel_destroy(session->browsing);
- session->browsing = NULL;
- }
-}
-
-static void avctp_connect_cb(GIOChannel *chan, GError *err, gpointer data)
-{
- struct avctp *session = data;
- char address[18];
- uint16_t imtu, omtu;
- GError *gerr = NULL;
-
- if (err) {
- avctp_set_state(session, AVCTP_STATE_DISCONNECTED);
- error("%s", err->message);
- return;
- }
-
- bt_io_get(chan, &gerr,
- BT_IO_OPT_DEST, &address,
- BT_IO_OPT_IMTU, &imtu,
- BT_IO_OPT_IMTU, &omtu,
- BT_IO_OPT_INVALID);
- if (gerr) {
- avctp_set_state(session, AVCTP_STATE_DISCONNECTED);
- error("%s", gerr->message);
- g_error_free(gerr);
- return;
- }
-
- DBG("AVCTP: connected to %s", address);
-
- if (session->control == NULL)
- session->control = avctp_channel_create(session, chan, NULL);
-
- session->control->imtu = imtu;
- session->control->omtu = omtu;
- session->control->buffer = g_malloc0(MAX(imtu, omtu));
- session->control->watch = g_io_add_watch(session->control->io,
- G_IO_IN | G_IO_ERR | G_IO_HUP | G_IO_NVAL,
- (GIOFunc) session_cb, session);
-
- session->passthrough_id = avctp_register_pdu_handler(session,
- AVC_OP_PASSTHROUGH,
- handle_panel_passthrough,
- NULL);
- session->unit_id = avctp_register_pdu_handler(session,
- AVC_OP_UNITINFO,
- handle_unit_info,
- NULL);
- session->subunit_id = avctp_register_pdu_handler(session,
- AVC_OP_SUBUNITINFO,
- handle_subunit_info,
- NULL);
-
- init_uinput(session);
-
- avctp_set_state(session, AVCTP_STATE_CONNECTED);
-}
-
-static void auth_cb(DBusError *derr, void *user_data)
-{
- struct avctp *session = user_data;
- GError *err = NULL;
-
- session->auth_id = 0;
-
- if (session->control->watch > 0) {
- g_source_remove(session->control->watch);
- session->control->watch = 0;
- }
-
- if (derr && dbus_error_is_set(derr)) {
- error("Access denied: %s", derr->message);
- avctp_set_state(session, AVCTP_STATE_DISCONNECTED);
- return;
- }
-
- if (!bt_io_accept(session->control->io, avctp_connect_cb, session,
- NULL, &err)) {
- error("bt_io_accept: %s", err->message);
- g_error_free(err);
- avctp_set_state(session, AVCTP_STATE_DISCONNECTED);
- }
-}
-
-static struct avctp_server *find_server(GSList *list, struct btd_adapter *a)
-{
- for (; list; list = list->next) {
- struct avctp_server *server = list->data;
-
- if (server->adapter == a)
- return server;
- }
-
- return NULL;
-}
-
-static struct avctp *find_session(GSList *list, struct btd_device *device)
-{
- for (; list != NULL; list = g_slist_next(list)) {
- struct avctp *s = list->data;
-
- if (s->device == device)
- return s;
- }
-
- return NULL;
-}
-
-static struct avctp *avctp_get_internal(struct btd_device *device)
-{
- struct avctp_server *server;
- struct avctp *session;
-
- server = find_server(servers, device_get_adapter(device));
- if (server == NULL)
- return NULL;
-
- session = find_session(server->sessions, device);
- if (session)
- return session;
-
- session = g_new0(struct avctp, 1);
-
- session->server = server;
- session->device = btd_device_ref(device);
- session->state = AVCTP_STATE_DISCONNECTED;
- session->uinput = -1;
-
- server->sessions = g_slist_append(server->sessions, session);
-
- return session;
-}
-
-static void avctp_control_confirm(struct avctp *session, GIOChannel *chan,
- struct btd_device *dev)
-{
- const bdaddr_t *src;
- const bdaddr_t *dst;
-
- if (session->control != NULL) {
- error("Control: Refusing unexpected connect");
- g_io_channel_shutdown(chan, TRUE, NULL);
- return;
- }
-
- avctp_set_state(session, AVCTP_STATE_CONNECTING);
- session->control = avctp_channel_create(session, chan, NULL);
-
- src = btd_adapter_get_address(device_get_adapter(dev));
- dst = device_get_address(dev);
-
- session->auth_id = btd_request_authorization(src, dst,
- AVRCP_REMOTE_UUID,
- auth_cb, session);
- if (session->auth_id == 0)
- goto drop;
-
- session->control->watch = g_io_add_watch(chan, G_IO_ERR | G_IO_HUP |
- G_IO_NVAL, session_cb, session);
- return;
-
-drop:
- avctp_set_state(session, AVCTP_STATE_DISCONNECTED);
-}
-
-static void avctp_browsing_confirm(struct avctp *session, GIOChannel *chan,
- struct btd_device *dev)
-{
- GError *err = NULL;
-
- if (session->control == NULL || session->browsing != NULL) {
- error("Browsing: Refusing unexpected connect");
- g_io_channel_shutdown(chan, TRUE, NULL);
- return;
- }
-
- if (bt_io_accept(chan, avctp_connect_browsing_cb, session, NULL,
- &err)) {
- avctp_set_state(session, AVCTP_STATE_BROWSING_CONNECTING);
- return;
- }
-
- error("Browsing: %s", err->message);
- g_error_free(err);
-
- return;
-}
-
-static void avctp_confirm_cb(GIOChannel *chan, gpointer data)
-{
- struct avctp *session;
- char address[18];
- bdaddr_t src, dst;
- GError *err = NULL;
- uint16_t psm;
- struct btd_device *device;
-
- bt_io_get(chan, &err,
- BT_IO_OPT_SOURCE_BDADDR, &src,
- BT_IO_OPT_DEST_BDADDR, &dst,
- BT_IO_OPT_DEST, address,
- BT_IO_OPT_PSM, &psm,
- BT_IO_OPT_INVALID);
- if (err) {
- error("%s", err->message);
- g_error_free(err);
- g_io_channel_shutdown(chan, TRUE, NULL);
- return;
- }
-
- DBG("AVCTP: incoming connect from %s", address);
-
- device = btd_adapter_find_device(adapter_find(&src), &dst);
- if (!device)
- return;
-
- session = avctp_get_internal(device);
- if (session == NULL)
- return;
-
- if (btd_device_get_service(device, AVRCP_REMOTE_UUID) == NULL)
- btd_device_add_uuid(device, AVRCP_REMOTE_UUID);
-
- if (btd_device_get_service(device, AVRCP_TARGET_UUID) == NULL)
- btd_device_add_uuid(device, AVRCP_TARGET_UUID);
-
- switch (psm) {
- case AVCTP_CONTROL_PSM:
- avctp_control_confirm(session, chan, device);
- break;
- case AVCTP_BROWSING_PSM:
- avctp_browsing_confirm(session, chan, device);
- break;
- }
-
- return;
-}
-
-static GIOChannel *avctp_server_socket(const bdaddr_t *src, gboolean master,
- uint8_t mode, uint16_t psm)
-{
- GError *err = NULL;
- GIOChannel *io;
-
- io = bt_io_listen(NULL, avctp_confirm_cb, NULL,
- NULL, &err,
- BT_IO_OPT_SOURCE_BDADDR, src,
- BT_IO_OPT_PSM, psm,
- BT_IO_OPT_SEC_LEVEL, BT_IO_SEC_MEDIUM,
- BT_IO_OPT_MASTER, master,
- BT_IO_OPT_MODE, mode,
- BT_IO_OPT_INVALID);
- if (!io) {
- error("%s", err->message);
- g_error_free(err);
- }
-
- return io;
-}
-
-int avctp_register(struct btd_adapter *adapter, gboolean master)
-{
- struct avctp_server *server;
- const bdaddr_t *src = btd_adapter_get_address(adapter);
-
- server = g_new0(struct avctp_server, 1);
-
- server->control_io = avctp_server_socket(src, master, L2CAP_MODE_BASIC,
- AVCTP_CONTROL_PSM);
- if (!server->control_io) {
- g_free(server);
- return -1;
- }
- server->browsing_io = avctp_server_socket(src, master, L2CAP_MODE_ERTM,
- AVCTP_BROWSING_PSM);
- if (!server->browsing_io) {
- if (server->control_io) {
- g_io_channel_shutdown(server->control_io, TRUE, NULL);
- g_io_channel_unref(server->control_io);
- server->control_io = NULL;
- }
- g_free(server);
- return -1;
- }
-
- server->adapter = btd_adapter_ref(adapter);
-
- servers = g_slist_append(servers, server);
-
- return 0;
-}
-
-void avctp_unregister(struct btd_adapter *adapter)
-{
- struct avctp_server *server;
-
- server = find_server(servers, adapter);
- if (!server)
- return;
-
- while (server->sessions)
- avctp_disconnected(server->sessions->data);
-
- servers = g_slist_remove(servers, server);
-
- g_io_channel_shutdown(server->browsing_io, TRUE, NULL);
- g_io_channel_unref(server->browsing_io);
- server->browsing_io = NULL;
-
- g_io_channel_shutdown(server->control_io, TRUE, NULL);
- g_io_channel_unref(server->control_io);
- btd_adapter_unref(server->adapter);
- g_free(server);
-}
-
static struct avctp_pending_req *pending_create(struct avctp_channel *chan,
avctp_process_cb process,
void *data,
- GDestroyNotify destroy)
+ avctp_destroy_cb_t destroy)
{
struct avctp_pending_req *p;
GSList *l, *tmp;
@@ -1733,39 +1257,6 @@ int avctp_send_vendordep_req(struct avctp *session, uint8_t code,
func, user_data);
}
-unsigned int avctp_add_state_cb(struct btd_device *dev, avctp_state_cb cb,
- void *user_data)
-{
- struct avctp_state_callback *state_cb;
- static unsigned int id = 0;
-
- state_cb = g_new(struct avctp_state_callback, 1);
- state_cb->cb = cb;
- state_cb->dev = dev;
- state_cb->id = ++id;
- state_cb->user_data = user_data;
-
- callbacks = g_slist_append(callbacks, state_cb);
-
- return state_cb->id;
-}
-
-gboolean avctp_remove_state_cb(unsigned int id)
-{
- GSList *l;
-
- for (l = callbacks; l != NULL; l = l->next) {
- struct avctp_state_callback *cb = l->data;
- if (cb && cb->id == id) {
- callbacks = g_slist_remove(callbacks, cb);
- g_free(cb);
- return TRUE;
- }
- }
-
- return FALSE;
-}
-
unsigned int avctp_register_passthrough_handler(struct avctp *session,
avctp_passthrough_cb cb,
void *user_data)
@@ -1787,29 +1278,18 @@ unsigned int avctp_register_passthrough_handler(struct avctp *session,
return handler->id;
}
-bool avctp_unregister_passthrough_handler(unsigned int id)
+bool avctp_unregister_passthrough_handler(struct avctp *session,
+ unsigned int id)
{
- GSList *l;
-
- for (l = servers; l; l = l->next) {
- struct avctp_server *server = l->data;
- GSList *s;
+ if (session->handler == NULL)
+ return false;
- for (s = server->sessions; s; s = s->next) {
- struct avctp *session = s->data;
-
- if (session->handler == NULL)
- continue;
-
- if (session->handler->id == id) {
- g_free(session->handler);
- session->handler = NULL;
- return true;
- }
- }
- }
+ if (session->handler->id != id)
+ return false;
- return false;
+ g_free(session->handler);
+ session->handler = NULL;
+ return true;
}
unsigned int avctp_register_pdu_handler(struct avctp *session, uint8_t opcode,
@@ -1841,7 +1321,7 @@ unsigned int avctp_register_pdu_handler(struct avctp *session, uint8_t opcode,
unsigned int avctp_register_browsing_pdu_handler(struct avctp *session,
avctp_browsing_pdu_cb cb,
void *user_data,
- GDestroyNotify destroy)
+ avctp_destroy_cb_t destroy)
{
struct avctp_channel *browsing = session->browsing;
struct avctp_browsing_pdu_handler *handler;
@@ -1864,165 +1344,129 @@ unsigned int avctp_register_browsing_pdu_handler(struct avctp *session,
return handler->id;
}
-gboolean avctp_unregister_pdu_handler(unsigned int id)
+bool avctp_unregister_pdu_handler(struct avctp *session, unsigned int id)
{
+ struct avctp_channel *control = session->control;
GSList *l;
- for (l = servers; l; l = l->next) {
- struct avctp_server *server = l->data;
- GSList *s;
-
- for (s = server->sessions; s; s = s->next) {
- struct avctp *session = s->data;
- struct avctp_channel *control = session->control;
- GSList *h;
+ if (!control)
+ return false;
- if (control == NULL)
- continue;
+ for (l = control->handlers; l; l = g_slist_next(l)) {
+ struct avctp_pdu_handler *handler = l->data;
- for (h = control->handlers; h; h = h->next) {
- struct avctp_pdu_handler *handler = h->data;
-
- if (handler->id != id)
- continue;
+ if (handler->id != id)
+ continue;
- control->handlers = g_slist_remove(
- control->handlers,
- handler);
- g_free(handler);
- return TRUE;
- }
- }
+ control->handlers = g_slist_remove(control->handlers, handler);
+ g_free(handler);
+ return true;
}
- return FALSE;
+ return false;
}
-gboolean avctp_unregister_browsing_pdu_handler(unsigned int id)
+bool avctp_unregister_browsing_pdu_handler(struct avctp *session,
+ unsigned int id)
{
+ struct avctp_channel *browsing = session->browsing;
GSList *l;
- for (l = servers; l; l = l->next) {
- struct avctp_server *server = l->data;
- GSList *s;
-
- for (s = server->sessions; s; s = s->next) {
- struct avctp *session = s->data;
- struct avctp_channel *browsing = session->browsing;
- GSList *h;
-
- if (browsing == NULL)
- continue;
+ if (browsing == NULL)
+ return false;
- for (h = browsing->handlers; h; h = h->next) {
- struct avctp_browsing_pdu_handler *handler =
- h->data;
+ for (l = browsing->handlers; l; l = g_slist_next(l)) {
+ struct avctp_browsing_pdu_handler *handler = l->data;
- if (handler->id != id)
- continue;
+ if (handler->id != id)
+ continue;
- browsing->handlers = g_slist_remove(
- browsing->handlers,
- handler);
- g_free(handler);
- return TRUE;
- }
- }
+ browsing->handlers = g_slist_remove(browsing->handlers,
+ handler);
+ g_free(handler);
+ return true;
}
- return FALSE;
+ return false;
}
-struct avctp *avctp_connect(struct btd_device *device)
+struct avctp *avctp_new(int fd, size_t imtu, size_t omtu, uint16_t version)
{
struct avctp *session;
- GError *err = NULL;
- GIOChannel *io;
- const bdaddr_t *src;
-
- session = avctp_get_internal(device);
- if (!session)
- return NULL;
-
- if (session->state > AVCTP_STATE_DISCONNECTED)
- return session;
-
- avctp_set_state(session, AVCTP_STATE_CONNECTING);
+ struct avctp_channel *control;
+ GIOCondition cond = G_IO_IN | G_IO_ERR | G_IO_HUP | G_IO_NVAL;
- src = btd_adapter_get_address(session->server->adapter);
+ session = g_new0(struct avctp, 1);
+ session->version = version;
- io = bt_io_connect(avctp_connect_cb, session, NULL, &err,
- BT_IO_OPT_SOURCE_BDADDR, src,
- BT_IO_OPT_DEST_BDADDR,
- device_get_address(session->device),
- BT_IO_OPT_SEC_LEVEL, BT_IO_SEC_MEDIUM,
- BT_IO_OPT_PSM, AVCTP_CONTROL_PSM,
- BT_IO_OPT_INVALID);
- if (err) {
- avctp_set_state(session, AVCTP_STATE_DISCONNECTED);
- error("%s", err->message);
- g_error_free(err);
+ control = avctp_channel_create(session, fd, imtu, omtu, NULL);
+ if (!control) {
+ g_free(session);
return NULL;
}
- session->control = avctp_channel_create(session, io, NULL);
- session->initiator = true;
- g_io_channel_unref(io);
+ session->control = control;
+ session->passthrough_id = avctp_register_pdu_handler(session,
+ AVC_OP_PASSTHROUGH,
+ handle_panel_passthrough,
+ NULL);
+ session->unit_id = avctp_register_pdu_handler(session,
+ AVC_OP_UNITINFO,
+ handle_unit_info,
+ NULL);
+ session->subunit_id = avctp_register_pdu_handler(session,
+ AVC_OP_SUBUNITINFO,
+ handle_subunit_info,
+ NULL);
+
+ control->watch = g_io_add_watch(session->control->io, cond,
+ (GIOFunc) session_cb, session);
return session;
}
-int avctp_connect_browsing(struct avctp *session)
+int avctp_connect_browsing(struct avctp *session, int fd, size_t imtu,
+ size_t omtu)
{
- const bdaddr_t *src;
- GError *err = NULL;
- GIOChannel *io;
-
- if (session->state != AVCTP_STATE_CONNECTED)
- return -ENOTCONN;
-
- if (session->browsing != NULL)
- return 0;
+ struct avctp_channel *browsing;
+ GIOCondition cond = G_IO_IN | G_IO_ERR | G_IO_HUP | G_IO_NVAL;
- avctp_set_state(session, AVCTP_STATE_BROWSING_CONNECTING);
-
- src = btd_adapter_get_address(session->server->adapter);
-
- io = bt_io_connect(avctp_connect_browsing_cb, session, NULL, &err,
- BT_IO_OPT_SOURCE_BDADDR, src,
- BT_IO_OPT_DEST_BDADDR,
- device_get_address(session->device),
- BT_IO_OPT_SEC_LEVEL, BT_IO_SEC_MEDIUM,
- BT_IO_OPT_PSM, AVCTP_BROWSING_PSM,
- BT_IO_OPT_MODE, L2CAP_MODE_ERTM,
- BT_IO_OPT_INVALID);
- if (err) {
- error("%s", err->message);
- g_error_free(err);
- return -EIO;
- }
+ if (session->browsing)
+ return -EISCONN;
- session->browsing = avctp_channel_create(session, io,
+ browsing = avctp_channel_create(session, fd, imtu, omtu,
avctp_destroy_browsing);
- g_io_channel_unref(io);
+ if (!browsing)
+ return -EINVAL;
+
+ session->browsing = browsing;
+ browsing->watch = g_io_add_watch(session->browsing->io, cond,
+ (GIOFunc) session_browsing_cb, session);
return 0;
}
-void avctp_disconnect(struct avctp *session)
+void avctp_shutdown(struct avctp *session)
{
- if (session->state == AVCTP_STATE_DISCONNECTED)
+ if (!session)
return;
- avctp_set_state(session, AVCTP_STATE_DISCONNECTED);
-}
+ if (session->browsing)
+ avctp_channel_destroy(session->browsing);
-struct avctp *avctp_get(struct btd_device *device)
-{
- return avctp_get_internal(device);
-}
+ if (session->control)
+ avctp_channel_destroy(session->control);
-bool avctp_is_initiator(struct avctp *session)
-{
- return session->initiator;
+ if (session->key.timer > 0)
+ g_source_remove(session->key.timer);
+
+ if (session->uinput >= 0) {
+ DBG("AVCTP: closing uinput");
+
+ ioctl(session->uinput, UI_DEV_DESTROY);
+ close(session->uinput);
+ session->uinput = -1;
+ }
+
+ g_free(session);
}
diff --git a/android/avctp.h b/android/avctp.h
index f9c665e..99aaf95 100644
--- a/android/avctp.h
+++ b/android/avctp.h
@@ -82,19 +82,6 @@
struct avctp;
-typedef enum {
- AVCTP_STATE_DISCONNECTED = 0,
- AVCTP_STATE_CONNECTING,
- AVCTP_STATE_CONNECTED,
- AVCTP_STATE_BROWSING_CONNECTING,
- AVCTP_STATE_BROWSING_CONNECTED
-} avctp_state_t;
-
-typedef void (*avctp_state_cb) (struct btd_device *dev,
- avctp_state_t old_state,
- avctp_state_t new_state,
- void *user_data);
-
typedef bool (*avctp_passthrough_cb) (struct avctp *session,
uint8_t op, bool pressed,
void *user_data);
@@ -113,34 +100,33 @@ typedef size_t (*avctp_browsing_pdu_cb) (struct avctp *session,
uint8_t *operands, size_t operand_count,
void *user_data);
-unsigned int avctp_add_state_cb(struct btd_device *dev, avctp_state_cb cb,
- void *user_data);
-gboolean avctp_remove_state_cb(unsigned int id);
+typedef void (*avctp_destroy_cb_t) (void *user_data);
-int avctp_register(struct btd_adapter *adapter, gboolean master);
-void avctp_unregister(struct btd_adapter *adapter);
+struct avctp *avctp_new(int fd, size_t imtu, size_t omtu, uint16_t version);
+int avctp_init_uinput(struct avctp *session, const char *name,
+ const char *address);
+int avctp_connect_browsing(struct avctp *session, int fd, size_t imtu,
+ size_t omtu);
-struct avctp *avctp_connect(struct btd_device *device);
-struct avctp *avctp_get(struct btd_device *device);
-bool avctp_is_initiator(struct avctp *session);
-int avctp_connect_browsing(struct avctp *session);
-void avctp_disconnect(struct avctp *session);
+void avctp_shutdown(struct avctp *session);
unsigned int avctp_register_passthrough_handler(struct avctp *session,
avctp_passthrough_cb cb,
void *user_data);
-bool avctp_unregister_passthrough_handler(unsigned int id);
+bool avctp_unregister_passthrough_handler(struct avctp *session,
+ unsigned int id);
unsigned int avctp_register_pdu_handler(struct avctp *session, uint8_t opcode,
avctp_control_pdu_cb cb,
void *user_data);
-gboolean avctp_unregister_pdu_handler(unsigned int id);
+bool avctp_unregister_pdu_handler(struct avctp *session, unsigned int id);
unsigned int avctp_register_browsing_pdu_handler(struct avctp *session,
avctp_browsing_pdu_cb cb,
void *user_data,
- GDestroyNotify destroy);
-gboolean avctp_unregister_browsing_pdu_handler(unsigned int id);
+ avctp_destroy_cb_t destroy);
+bool avctp_unregister_browsing_pdu_handler(struct avctp *session,
+ unsigned int id);
int avctp_send_passthrough(struct avctp *session, uint8_t op);
int avctp_send_vendordep(struct avctp *session, uint8_t transaction,
--
1.8.4.2
--
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