rework device discovery to share a single device list among all modules

This commit is contained in:
Lennart Poettering 2009-03-21 01:19:49 +01:00
parent 20488fbe3e
commit 3aa39726db
4 changed files with 195 additions and 233 deletions

View file

@ -24,31 +24,19 @@
#endif
#include <pulsecore/core-util.h>
#include <pulsecore/shared.h>
#include <modules/dbus-util.h>
#include "bluetooth-util.h"
enum mode {
MODE_FIND,
MODE_GET,
MODE_DISCOVER
};
struct pa_bluetooth_discovery {
DBusConnection *connection;
PA_REFCNT_DECLARE;
pa_core *core;
pa_dbus_connection *connection;
PA_LLIST_HEAD(pa_dbus_pending, pending);
enum mode mode;
/* If mode == MODE_FIND look for a specific device by its address.
If mode == MODE_GET look for a specific device by its path. */
const char *looking_for;
pa_bluetooth_device *found_device;
/* If looking_for is NULL we do long-time discovery */
pa_hashmap *devices;
pa_bluetooth_device_callback_t callback;
struct userdata *userdata;
pa_hook hook;
};
static pa_bluetooth_uuid *uuid_new(const char *uuid) {
@ -73,9 +61,9 @@ static pa_bluetooth_device* device_new(const char *path) {
d = pa_xnew(pa_bluetooth_device, 1);
d->device_info_valid = d->audio_sink_info_valid = d->headset_info_valid = 0;
d->dead = FALSE;
d->data = NULL;
d->device_info_valid = d->audio_sink_info_valid = d->headset_info_valid = 0;
d->name = NULL;
d->path = pa_xstrdup(path);
@ -94,7 +82,7 @@ static pa_bluetooth_device* device_new(const char *path) {
return d;
}
void pa_bluetooth_device_free(pa_bluetooth_device *d) {
static void device_free(pa_bluetooth_device *d) {
pa_bluetooth_uuid *u;
pa_assert(d);
@ -127,7 +115,8 @@ static pa_bool_t device_is_audio(pa_bluetooth_device *d) {
pa_assert(d->audio_sink_info_valid);
pa_assert(d->headset_info_valid);
return d->device_info_valid > 0 &&
return
d->device_info_valid > 0 &&
(d->audio_sink_info_valid > 0 || d->headset_info_valid > 0);
}
@ -289,20 +278,18 @@ static int parse_audio_property(pa_bluetooth_discovery *u, int *connected, DBusM
return 0;
}
static void run_callback(pa_bluetooth_discovery *y, pa_bluetooth_device *d, pa_bool_t good) {
static void run_callback(pa_bluetooth_discovery *y, pa_bluetooth_device *d, pa_bool_t dead) {
pa_assert(y);
pa_assert(d);
if (y->mode != MODE_DISCOVER)
return;
if (!device_is_loaded(d))
return;
if (!device_is_audio(d))
return;
y->callback(y->userdata, d, good);
d->dead = dead;
pa_hook_fire(&y->hook, d);
}
static void get_properties_reply(DBusPendingCall *pending, void *userdata) {
@ -377,7 +364,7 @@ static void get_properties_reply(DBusPendingCall *pending, void *userdata) {
}
finish:
run_callback(y, d, TRUE);
run_callback(y, d, FALSE);
dbus_message_unref(r);
@ -392,9 +379,9 @@ static pa_dbus_pending* send_and_add_to_pending(pa_bluetooth_discovery *y, pa_bl
pa_assert(y);
pa_assert(m);
pa_assert_se(dbus_connection_send_with_reply(y->connection, m, &call, -1));
pa_assert_se(dbus_connection_send_with_reply(pa_dbus_connection_get(y->connection), m, &call, -1));
p = pa_dbus_pending_new(y->connection, m, call, y, d);
p = pa_dbus_pending_new(pa_dbus_connection_get(y->connection), m, call, y, d);
PA_LLIST_PREPEND(pa_dbus_pending, y->pending, p);
dbus_pending_call_set_notify(call, func, p, NULL);
@ -410,13 +397,7 @@ static void found_device(pa_bluetooth_discovery *y, const char* path) {
d = device_new(path);
if (y->mode == MODE_DISCOVER) {
pa_assert(y->devices);
pa_hashmap_put(y->devices, d->path, d);
} else {
pa_assert(!y->found_device);
y->found_device = d;
}
pa_hashmap_put(y->devices, d->path, d);
pa_assert_se(m = dbus_message_new_method_call("org.bluez", path, "org.bluez.Device", "GetProperties"));
send_and_add_to_pending(y, d, m, get_properties_reply);
@ -469,57 +450,11 @@ end:
pa_dbus_pending_free(p);
}
static void find_device_reply(DBusPendingCall *pending, void *userdata) {
DBusError e;
DBusMessage *r;
char *path = NULL;
pa_dbus_pending *p;
pa_bluetooth_discovery *y;
pa_assert(pending);
dbus_error_init(&e);
pa_assert_se(p = userdata);
pa_assert_se(y = p->context_data);
pa_assert_se(r = dbus_pending_call_steal_reply(pending));
if (dbus_message_get_type(r) == DBUS_MESSAGE_TYPE_ERROR) {
pa_log("Error from FindDevice reply: %s", dbus_message_get_error_name(r));
goto end;
}
if (!dbus_message_get_args(r, &e, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID)) {
pa_log("org.bluez.Adapter.FindDevice returned an error: '%s'\n", e.message);
dbus_error_free(&e);
} else
found_device(y, path);
end:
dbus_message_unref(r);
PA_LLIST_REMOVE(pa_dbus_pending, y->pending, p);
pa_dbus_pending_free(p);
}
static void found_adapter(pa_bluetooth_discovery *y, const char *path) {
DBusMessage *m;
if (y->mode == MODE_FIND) {
pa_assert_se(m = dbus_message_new_method_call("org.bluez", path, "org.bluez.Adapter", "FindDevice"));
pa_assert_se(dbus_message_append_args(m,
DBUS_TYPE_STRING, &y->looking_for,
DBUS_TYPE_INVALID));
send_and_add_to_pending(y, NULL, m, find_device_reply);
} else {
pa_assert(y->mode == MODE_DISCOVER);
pa_assert_se(m = dbus_message_new_method_call("org.bluez", path, "org.bluez.Adapter", "ListDevices"));
send_and_add_to_pending(y, NULL, m, list_devices_reply);
}
pa_assert_se(m = dbus_message_new_method_call("org.bluez", path, "org.bluez.Adapter", "ListDevices"));
send_and_add_to_pending(y, NULL, m, list_devices_reply);
}
static void list_adapters_reply(DBusPendingCall *pending, void *userdata) {
@ -599,11 +534,8 @@ static DBusHandlerResult filter_cb(DBusConnection *bus, DBusMessage *m, void *us
pa_log_debug("Device %s removed", path);
if ((d = pa_hashmap_remove(y->devices, path))) {
pa_assert_se(y->mode == MODE_DISCOVER);
run_callback(y, d, FALSE);
pa_bluetooth_device_free(d);
run_callback(y, d, TRUE);
device_free(d);
}
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
@ -661,8 +593,7 @@ static DBusHandlerResult filter_cb(DBusConnection *bus, DBusMessage *m, void *us
goto fail;
}
pa_assert_se(y->mode == MODE_DISCOVER);
run_callback(y, d, TRUE);
run_callback(y, d, FALSE);
}
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
@ -674,82 +605,81 @@ fail:
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
pa_bluetooth_device* pa_bluetooth_find_device(DBusConnection *c, const char* address) {
pa_bluetooth_discovery y;
const pa_bluetooth_device* pa_bluetooth_discovery_get_by_address(pa_bluetooth_discovery *y, const char* address) {
pa_bluetooth_device *d;
void *state = NULL;
memset(&y, 0, sizeof(y));
y.mode = MODE_FIND;
y.looking_for = address;
y.connection = c;
PA_LLIST_HEAD_INIT(pa_dbus_pending, y.pending);
pa_assert(y);
pa_assert(PA_REFCNT_VALUE(y) > 0);
pa_assert(address);
list_adapters(&y);
if (!pa_hook_is_firing(&y->hook))
pa_bluetooth_discovery_sync(y);
pa_dbus_sync_pending_list(&y.pending);
pa_assert(!y.pending);
while ((d = pa_hashmap_iterate(y->devices, &state, NULL)))
if (pa_streq(d->address, address))
return d;
if (y.found_device) {
pa_assert(device_is_loaded(y.found_device));
if (!device_is_audio(y.found_device)) {
pa_bluetooth_device_free(y.found_device);
return NULL;
}
}
return y.found_device;
return NULL;
}
pa_bluetooth_device* pa_bluetooth_get_device(DBusConnection *c, const char* path) {
pa_bluetooth_discovery y;
const pa_bluetooth_device* pa_bluetooth_discovery_get_by_path(pa_bluetooth_discovery *y, const char* path) {
pa_assert(y);
pa_assert(PA_REFCNT_VALUE(y) > 0);
pa_assert(path);
memset(&y, 0, sizeof(y));
y.mode = MODE_GET;
y.connection = c;
PA_LLIST_HEAD_INIT(pa_dbus_pending, y.pending);
if (!pa_hook_is_firing(&y->hook))
pa_bluetooth_discovery_sync(y);
found_device(&y, path);
pa_dbus_sync_pending_list(&y.pending);
pa_assert(!y.pending);
if (y.found_device) {
pa_assert(device_is_loaded(y.found_device));
if (!device_is_audio(y.found_device)) {
pa_bluetooth_device_free(y.found_device);
return NULL;
}
}
return y.found_device;
return pa_hashmap_get(y->devices, path);
}
pa_bluetooth_discovery* pa_bluetooth_discovery_new(DBusConnection *c, pa_bluetooth_device_callback_t cb, struct userdata *u) {
static int setup_dbus(pa_bluetooth_discovery *y) {
DBusError err;
dbus_error_init(&err);
y->connection = pa_dbus_bus_get(y->core, DBUS_BUS_SYSTEM, &err);
if (dbus_error_is_set(&err) || !y->connection) {
pa_log("Failed to get D-Bus connection: %s", err.message);
dbus_error_free(&err);
return -1;
}
return 0;
}
pa_bluetooth_discovery* pa_bluetooth_discovery_get(pa_core *c) {
DBusError err;
pa_bluetooth_discovery *y;
pa_assert(c);
pa_assert(cb);
dbus_error_init(&err);
if ((y = pa_shared_get(c, "bluetooth-discovery")))
return pa_bluetooth_discovery_ref(y);
y = pa_xnew0(pa_bluetooth_discovery, 1);
y->mode = MODE_DISCOVER;
y->connection = c;
y->callback = cb;
y->userdata = u;
PA_REFCNT_INIT(y);
y->core = c;
y->devices = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
PA_LLIST_HEAD_INIT(pa_dbus_pending, y->pending);
pa_hook_init(&y->hook, y);
pa_shared_set(c, "bluetooth-discovery", y);
if (setup_dbus(y) < 0)
goto fail;
/* dynamic detection of bluetooth audio devices */
if (!dbus_connection_add_filter(c, filter_cb, y, NULL)) {
if (!dbus_connection_add_filter(pa_dbus_connection_get(y->connection), filter_cb, y, NULL)) {
pa_log_error("Failed to add filter function");
goto fail;
}
if (pa_dbus_add_matches(
c, &err,
pa_dbus_connection_get(y->connection), &err,
"type='signal',sender='org.bluez',interface='org.bluez.Manager',member='AdapterAdded'",
"type='signal',sender='org.bluez',interface='org.bluez.Adapter',member='DeviceRemoved'",
"type='signal',sender='org.bluez',interface='org.bluez.Adapter',member='DeviceCreated'",
@ -765,28 +695,46 @@ pa_bluetooth_discovery* pa_bluetooth_discovery_new(DBusConnection *c, pa_bluetoo
return y;
fail:
if (y)
pa_bluetooth_discovery_unref(y);
dbus_error_free(&err);
return NULL;
}
void pa_bluetooth_discovery_free(pa_bluetooth_discovery *y) {
pa_bluetooth_discovery* pa_bluetooth_discovery_ref(pa_bluetooth_discovery *y) {
pa_assert(y);
pa_assert(PA_REFCNT_VALUE(y) > 0);
PA_REFCNT_INC(y);
return y;
}
void pa_bluetooth_discovery_unref(pa_bluetooth_discovery *y) {
pa_bluetooth_device *d;
pa_assert(y);
pa_assert(PA_REFCNT_VALUE(y) > 0);
if (PA_REFCNT_DEC(y) > 0)
return;
pa_dbus_free_pending_list(&y->pending);
if (y->devices) {
while ((d = pa_hashmap_steal_first(y->devices))) {
run_callback(y, d, FALSE);
pa_bluetooth_device_free(d);
run_callback(y, d, TRUE);
device_free(d);
}
pa_hashmap_free(y->devices, NULL, NULL);
}
if (y->connection) {
pa_dbus_remove_matches(y->connection,
pa_dbus_remove_matches(pa_dbus_connection_get(y->connection),
"type='signal',sender='org.bluez',interface='org.bluez.Manager',member='AdapterAdded'",
"type='signal',sender='org.bluez',interface='org.bluez.Manager',member='AdapterRemoved'",
"type='signal',sender='org.bluez',interface='org.bluez.Adapter',member='DeviceRemoved'",
@ -795,16 +743,31 @@ void pa_bluetooth_discovery_free(pa_bluetooth_discovery *y) {
"type='signal',sender='org.bluez',interface='org.bluez.Headset',member='PropertyChanged'",
"type='signal',sender='org.bluez',interface='org.bluez.AudioSink',member='PropertyChanged'", NULL);
dbus_connection_remove_filter(y->connection, filter_cb, y);
dbus_connection_remove_filter(pa_dbus_connection_get(y->connection), filter_cb, y);
pa_dbus_connection_unref(y->connection);
}
pa_hook_done(&y->hook);
if (y->core)
pa_shared_remove(y->core, "bluetooth-discovery");
}
void pa_bluetooth_discovery_sync(pa_bluetooth_discovery *y) {
pa_assert(y);
pa_assert(PA_REFCNT_VALUE(y) > 0);
pa_dbus_sync_pending_list(&y->pending);
}
pa_hook* pa_bluetooth_discovery_hook(pa_bluetooth_discovery *y) {
pa_assert(y);
pa_assert(PA_REFCNT_VALUE(y) > 0);
return &y->hook;
}
const char*pa_bluetooth_get_form_factor(uint32_t class) {
unsigned i;
const char *r;

View file

@ -40,7 +40,7 @@ struct pa_bluetooth_uuid {
};
struct pa_bluetooth_device {
void *data; /* arbitrary information for the one owning the discovery object */
pa_bool_t dead;
int device_info_valid; /* 0: no results yet; 1: good results; -1: bad results ... */
int audio_sink_info_valid; /* ... same here ... */
@ -64,17 +64,18 @@ struct pa_bluetooth_device {
int headset_connected;
};
void pa_bluetooth_device_free(pa_bluetooth_device *d);
pa_bluetooth_discovery* pa_bluetooth_discovery_get(pa_core *core);
pa_bluetooth_discovery* pa_bluetooth_discovery_ref(pa_bluetooth_discovery *y);
void pa_bluetooth_discovery_unref(pa_bluetooth_discovery *d);
pa_bluetooth_device* pa_bluetooth_get_device(DBusConnection *c, const char* path);
pa_bluetooth_device* pa_bluetooth_find_device(DBusConnection *c, const char* address);
typedef void (*pa_bluetooth_device_callback_t)(struct userdata *u, pa_bluetooth_device *d, pa_bool_t good);
pa_bluetooth_discovery* pa_bluetooth_discovery_new(DBusConnection *c, pa_bluetooth_device_callback_t cb, struct userdata *u);
void pa_bluetooth_discovery_free(pa_bluetooth_discovery *d);
void pa_bluetooth_discovery_sync(pa_bluetooth_discovery *d);
const char*pa_bluetooth_get_form_factor(uint32_t class);
const pa_bluetooth_device* pa_bluetooth_discovery_get_by_path(pa_bluetooth_discovery *d, const char* path);
const pa_bluetooth_device* pa_bluetooth_discovery_get_by_address(pa_bluetooth_discovery *d, const char* address);
pa_hook* pa_bluetooth_discovery_hook(pa_bluetooth_discovery *d);
const char* pa_bluetooth_get_form_factor(uint32_t class);
char *pa_bluetooth_cleanup_name(const char *name);

View file

@ -122,6 +122,8 @@ struct userdata {
pa_core *core;
pa_module *module;
char *address;
pa_card *card;
pa_sink *sink;
pa_source *source;
@ -153,8 +155,6 @@ struct userdata {
pa_modargs *modargs;
pa_bluetooth_device *device;
int stream_write_type, stream_read_type;
int service_write_type, service_read_type;
};
@ -331,7 +331,7 @@ static int get_caps(struct userdata *u) {
msg.getcaps_req.h.name = BT_GET_CAPABILITIES;
msg.getcaps_req.h.length = sizeof(msg.getcaps_req);
pa_strlcpy(msg.getcaps_req.device, u->device->address, sizeof(msg.getcaps_req.device));
pa_strlcpy(msg.getcaps_req.device, u->address, sizeof(msg.getcaps_req.device));
if (u->profile == PROFILE_A2DP)
msg.getcaps_req.transport = BT_CAPABILITIES_TRANSPORT_A2DP;
else {
@ -613,7 +613,7 @@ static int set_conf(struct userdata *u) {
msg.setconf_req.h.name = BT_SET_CONFIGURATION;
msg.setconf_req.h.length = sizeof(msg.setconf_req);
pa_strlcpy(msg.setconf_req.device, u->device->address, sizeof(msg.setconf_req.device));
pa_strlcpy(msg.setconf_req.device, u->address, sizeof(msg.setconf_req.device));
msg.setconf_req.access_mode = u->profile == PROFILE_A2DP ? BT_CAPABILITIES_ACCESS_MODE_WRITE : BT_CAPABILITIES_ACCESS_MODE_READWRITE;
msg.setconf_req.codec.transport = u->profile == PROFILE_A2DP ? BT_CAPABILITIES_TRANSPORT_A2DP : BT_CAPABILITIES_TRANSPORT_SCO;
@ -1482,7 +1482,7 @@ static int add_sink(struct userdata *u) {
pa_sink_new_data_set_sample_spec(&data, &u->sample_spec);
pa_proplist_sets(data.proplist, "bluetooth.protocol", u->profile == PROFILE_A2DP ? "a2dp" : "sco");
data.card = u->card;
data.name = get_name("sink", u->modargs, u->device->address, &b);
data.name = get_name("sink", u->modargs, u->address, &b);
data.namereg_fail = b;
u->sink = pa_sink_new(u->core, &data, PA_SINK_HARDWARE|PA_SINK_LATENCY);
@ -1526,7 +1526,7 @@ static int add_source(struct userdata *u) {
pa_source_new_data_set_sample_spec(&data, &u->sample_spec);
pa_proplist_sets(data.proplist, "bluetooth.protocol", u->profile == PROFILE_A2DP ? "a2dp" : "sco");
data.card = u->card;
data.name = get_name("source", u->modargs, u->device->address, &b);
data.name = get_name("source", u->modargs, u->address, &b);
data.namereg_fail = b;
u->source = pa_source_new(u->core, &data, PA_SOURCE_HARDWARE|PA_SOURCE_LATENCY);
@ -1768,7 +1768,7 @@ static int card_set_profile(pa_card *c, pa_card_profile *new_profile) {
return 0;
}
static int add_card(struct userdata *u, const char * default_profile) {
static int add_card(struct userdata *u, const char *default_profile, const pa_bluetooth_device *device) {
pa_card_new_data data;
pa_bool_t b;
pa_card_profile *p;
@ -1780,24 +1780,24 @@ static int add_card(struct userdata *u, const char * default_profile) {
data.driver = __FILE__;
data.module = u->module;
n = pa_bluetooth_cleanup_name(u->device->name);
n = pa_bluetooth_cleanup_name(device->name);
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_DESCRIPTION, n);
pa_xfree(n);
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, u->device->address);
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, device->address);
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_API, "bluez");
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_CLASS, "sound");
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_BUS, "bluetooth");
if ((ff = pa_bluetooth_get_form_factor(u->device->class)))
if ((ff = pa_bluetooth_get_form_factor(device->class)))
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_FORM_FACTOR, ff);
pa_proplist_sets(data.proplist, "bluez.path", u->device->path);
pa_proplist_setf(data.proplist, "bluez.class", "0x%06x", (unsigned) u->device->class);
pa_proplist_sets(data.proplist, "bluez.name", u->device->name);
data.name = get_name("card", u->modargs, u->device->address, &b);
pa_proplist_sets(data.proplist, "bluez.path", device->path);
pa_proplist_setf(data.proplist, "bluez.class", "0x%06x", (unsigned) device->class);
pa_proplist_sets(data.proplist, "bluez.name", device->name);
data.name = get_name("card", u->modargs, device->address, &b);
data.namereg_fail = b;
data.profiles = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
if (u->device->audio_sink_info_valid > 0) {
if (device->audio_sink_info_valid > 0) {
p = pa_card_profile_new("a2dp", _("High Fidelity Playback (A2DP)"), sizeof(enum profile));
p->priority = 10;
p->n_sinks = 1;
@ -1811,7 +1811,7 @@ static int add_card(struct userdata *u, const char * default_profile) {
pa_hashmap_put(data.profiles, p->name, p);
}
if (u->device->headset_info_valid > 0) {
if (device->headset_info_valid > 0) {
p = pa_card_profile_new("hsp", _("Telephony Duplex (HSP/HFP)"), sizeof(enum profile));
p->priority = 20;
p->n_sinks = 1;
@ -1856,47 +1856,39 @@ static int add_card(struct userdata *u, const char * default_profile) {
return 0;
}
static int setup_dbus(struct userdata *u) {
DBusError error;
static const pa_bluetooth_device* find_device(struct userdata *u, pa_bluetooth_discovery *y, const char *address, const char *path) {
const pa_bluetooth_device *d = NULL;
dbus_error_init(&error);
u->connection = pa_dbus_bus_get(u->core, DBUS_BUS_SYSTEM, &error);
if (dbus_error_is_set(&error) || (!u->connection)) {
pa_log("Failed to get D-Bus connection: %s", error.message);
dbus_error_free(&error);
return -1;
}
return 0;
}
static int find_device(struct userdata *u, const char *address, const char *path) {
pa_assert(u);
pa_assert(y);
if (!address && !path) {
pa_log_error("Failed to get device address/path from module arguments.");
return -1;
return NULL;
}
if (path) {
if (!(u->device = pa_bluetooth_get_device(pa_dbus_connection_get(u->connection), path))) {
if (!(d = pa_bluetooth_discovery_get_by_path(y, path))) {
pa_log_error("%s is not a valid BlueZ audio device.", path);
return -1;
return NULL;
}
if (address && !(pa_streq(u->device->address, address))) {
if (address && !(pa_streq(d->address, address))) {
pa_log_error("Passed path %s and address %s don't match.", path, address);
return -1;
return NULL;
}
} else {
if (!(u->device = pa_bluetooth_find_device(pa_dbus_connection_get(u->connection), address))) {
if (!(d = pa_bluetooth_discovery_get_by_address(y, address))) {
pa_log_error("%s is not known.", address);
return -1;
return NULL;
}
}
return 0;
if (d)
u->address = pa_xstrdup(d->address);
return d;
}
int pa__init(pa_module* m) {
@ -1904,6 +1896,8 @@ int pa__init(pa_module* m) {
uint32_t channels;
struct userdata *u;
const char *address, *path;
const pa_bluetooth_device *d;
pa_bluetooth_discovery *y = NULL;
pa_assert(m);
@ -1948,21 +1942,22 @@ int pa__init(pa_module* m) {
u->sample_spec.channels = (uint8_t) channels;
u->requested_sample_spec = u->sample_spec;
if (setup_dbus(u) < 0)
goto fail;
address = pa_modargs_get_value(ma, "address", NULL);
path = pa_modargs_get_value(ma, "path", NULL);
if (find_device(u, address, path) < 0)
if (!(y = pa_bluetooth_discovery_get(m->core)))
goto fail;
pa_assert(u->device);
if (!(d = find_device(u, y, address, path)))
goto fail;
/* Add the card structure. This will also initialize the default profile */
if (add_card(u, pa_modargs_get_value(ma, "profile", NULL)) < 0)
if (add_card(u, pa_modargs_get_value(ma, "profile", NULL), d) < 0)
goto fail;
pa_bluetooth_discovery_unref(y);
y = NULL;
/* Connect to the BT service and query capabilities */
if (init_bt(u) < 0)
goto fail;
@ -2014,7 +2009,12 @@ int pa__init(pa_module* m) {
return 0;
fail:
if (y)
pa_bluetooth_discovery_unref(y);
pa__done(m);
return -1;
}
@ -2080,9 +2080,6 @@ void pa__done(pa_module *m) {
shutdown_bt(u);
if (u->device)
pa_bluetooth_device_free(u->device);
if (u->a2dp.buffer)
pa_xfree(u->a2dp.buffer);
@ -2091,5 +2088,7 @@ void pa__done(pa_module *m) {
if (u->modargs)
pa_modargs_free(u->modargs);
pa_xfree(u->address);
pa_xfree(u);
}

View file

@ -57,19 +57,28 @@ struct userdata {
pa_module *module;
pa_modargs *modargs;
pa_core *core;
pa_dbus_connection *connection;
pa_bluetooth_discovery *discovery;
pa_hook_slot *slot;
pa_hashmap *hashmap;
};
static void load_module_for_device(struct userdata *u, pa_bluetooth_device *d, pa_bool_t good) {
static pa_hook_result_t load_module_for_device(pa_bluetooth_discovery *y, const pa_bluetooth_device *d, struct userdata *u) {
uint32_t midx;
pa_assert(u);
pa_assert(d);
if (good &&
if (!(midx = PA_PTR_TO_UINT(pa_hashmap_get(u->hashmap, d->path))))
midx = PA_INVALID_INDEX;
else
midx--;
if (!d->dead &&
d->device_connected > 0 &&
(d->audio_sink_connected > 0 || d->headset_connected > 0)) {
if (((uint32_t) PA_PTR_TO_UINT(d->data))-1 == PA_INVALID_INDEX) {
if (midx == PA_INVALID_INDEX) {
pa_module *m = NULL;
char *args;
@ -93,38 +102,25 @@ static void load_module_for_device(struct userdata *u, pa_bluetooth_device *d, p
pa_xfree(args);
if (m)
d->data = PA_UINT_TO_PTR((uint32_t) (m->index+1));
pa_hashmap_put(u->hashmap, d->path, PA_UINT_TO_PTR((uint32_t) (m->index+1)));
else
pa_log_debug("Failed to load module for device %s", d->path);
}
} else {
if (((uint32_t) PA_PTR_TO_UINT(d->data))-1 != PA_INVALID_INDEX) {
if (midx != PA_INVALID_INDEX) {
/* Hmm, disconnection? Then let's unload our module */
pa_log_debug("Unloading module for %s", d->path);
pa_module_unload_request_by_index(u->core, (uint32_t) (PA_PTR_TO_UINT(d->data))-1, TRUE);
d->data = NULL;
pa_module_unload_request_by_index(u->core, midx, TRUE);
pa_hashmap_remove(u->hashmap, d->path);
}
}
}
static int setup_dbus(struct userdata *u) {
DBusError err;
dbus_error_init(&err);
u->connection = pa_dbus_bus_get(u->core, DBUS_BUS_SYSTEM, &err);
if (dbus_error_is_set(&err) || !u->connection) {
pa_log("Failed to get D-Bus connection: %s", err.message);
dbus_error_free(&err);
return -1;
}
return 0;
return PA_HOOK_OK;
}
int pa__init(pa_module* m) {
@ -149,12 +145,12 @@ int pa__init(pa_module* m) {
u->core = m->core;
u->modargs = ma;
ma = NULL;
u->hashmap = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
if (setup_dbus(u) < 0)
if (!(u->discovery = pa_bluetooth_discovery_get(u->core)))
goto fail;
if (!(u->discovery = pa_bluetooth_discovery_new(pa_dbus_connection_get(u->connection), load_module_for_device, u)))
goto fail;
u->slot = pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery), PA_HOOK_NORMAL, (pa_hook_cb_t) load_module_for_device, u);
if (!async)
pa_bluetooth_discovery_sync(u->discovery);
@ -178,11 +174,14 @@ void pa__done(pa_module* m) {
if (!(u = m->userdata))
return;
if (u->discovery)
pa_bluetooth_discovery_free(u->discovery);
if (u->slot)
pa_hook_slot_free(u->slot);
if (u->connection)
pa_dbus_connection_unref(u->connection);
if (u->discovery)
pa_bluetooth_discovery_unref(u->discovery);
if (u->hashmap)
pa_hashmap_free(u->hashmap, NULL, NULL);
if (u->modargs)
pa_modargs_free(u->modargs);