diff options
Diffstat (limited to 'src/modules/bluetooth/bluez5-util.c')
| -rw-r--r-- | src/modules/bluetooth/bluez5-util.c | 377 |
1 files changed, 377 insertions, 0 deletions
diff --git a/src/modules/bluetooth/bluez5-util.c b/src/modules/bluetooth/bluez5-util.c index 5b6b372f9..c11645a5b 100644 --- a/src/modules/bluetooth/bluez5-util.c +++ b/src/modules/bluetooth/bluez5-util.c @@ -26,6 +26,7 @@ #include <pulse/xmalloc.h> #include <pulsecore/core.h> +#include <pulsecore/core-error.h> #include <pulsecore/core-util.h> #include <pulsecore/dbus-shared.h> #include <pulsecore/log.h> @@ -33,6 +34,13 @@ #include <pulsecore/refcnt.h> #include <pulsecore/shared.h> +#include <errno.h> +#include <sys/types.h> +#include <sys/socket.h> + +#include <bluetooth/bluetooth.h> +#include <bluetooth/sco.h> + #include "a2dp-codecs.h" #include "bluez5-util.h" @@ -43,12 +51,16 @@ #define BLUEZ_MEDIA_INTERFACE BLUEZ_SERVICE ".Media1" #define BLUEZ_MEDIA_ENDPOINT_INTERFACE BLUEZ_SERVICE ".MediaEndpoint1" #define BLUEZ_MEDIA_TRANSPORT_INTERFACE BLUEZ_SERVICE ".MediaTransport1" +#define BLUEZ_PROFILE_MANAGER_INTERFACE BLUEZ_SERVICE ".ProfileManager1" +#define BLUEZ_PROFILE_INTERFACE BLUEZ_SERVICE ".Profile1" #define BLUEZ_ERROR_NOT_SUPPORTED "org.bluez.Error.NotSupported" #define A2DP_SOURCE_ENDPOINT "/MediaEndpoint/A2DPSource" #define A2DP_SINK_ENDPOINT "/MediaEndpoint/A2DPSink" +#define HSP_AG_PROFILE "/Profile/HSPAGProfile" + #define ENDPOINT_INTROSPECT_XML \ DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \ "<node>" \ @@ -74,6 +86,30 @@ " </interface>" \ "</node>" +#define PROFILE_INTROSPECT_XML \ + DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \ + "<node>" \ + " <interface name=\"" BLUEZ_PROFILE_INTERFACE "\">" \ + " <method name=\"Release\">" \ + " </method>" \ + " <method name=\"Cancel\">" \ + " </method>" \ + " <method name=\"RequestDisconnection\">" \ + " <arg name=\"device\" direction=\"in\" type=\"o\"/>" \ + " </method>" \ + " <method name=\"NewConnection\">" \ + " <arg name=\"device\" direction=\"in\" type=\"o\"/>" \ + " <arg name=\"fd\" direction=\"in\" type=\"h\"/>" \ + " <arg name=\"opts\" direction=\"in\" type=\"a{sv}\"/>" \ + " </method>" \ + " </interface>" \ + " <interface name=\"org.freedesktop.DBus.Introspectable\">" \ + " <method name=\"Introspect\">" \ + " <arg name=\"data\" type=\"s\" direction=\"out\"/>" \ + " </method>" \ + " </interface>" \ + "</node>" + struct pa_bluetooth_discovery { PA_REFCNT_DECLARE; @@ -197,12 +233,90 @@ void pa_bluetooth_transport_free(pa_bluetooth_transport *t) { pa_assert(t); pa_hashmap_remove(t->device->discovery->transports, t->path); + if (t->rfcomm_io) { + t->device->discovery->core->mainloop->io_free(t->rfcomm_io); + close (t->rfcomm_fd); + } pa_xfree(t->owner); pa_xfree(t->path); pa_xfree(t->config); pa_xfree(t); } + +static int bluez5_sco_acquire_cb(pa_bluetooth_transport *t, bool optional, size_t *imtu, size_t *omtu) { + pa_bluetooth_device *d = t->device; + struct sockaddr_sco addr; + int err, i; + int sock; + bdaddr_t src; + bdaddr_t dst; + int voice = 0x60; + const char *src_addr, *dst_addr; + + src_addr = d->adapter->address; + dst_addr = d->address; + + for (i = 5; i >= 0; i--, src_addr += 3) + src.b[i] = strtol(src_addr, NULL, 16); + for (i = 5; i >= 0; i--, dst_addr += 3) + dst.b[i] = strtol(dst_addr, NULL, 16); + + sock = socket(PF_BLUETOOTH, SOCK_SEQPACKET, BTPROTO_SCO); + if (sock < 0) { + pa_log_error("socket(SEQPACKET, SCO) %s", pa_cstrerror(errno)); + return -1; + } + + memset(&addr, 0, sizeof(addr)); + addr.sco_family = AF_BLUETOOTH; + bacpy(&addr.sco_bdaddr, &src); + + if (bind(sock, (struct sockaddr *) &addr, sizeof(addr)) < 0) { + pa_log_error("bind(): %s", pa_cstrerror(errno)); + goto fail_close; + } + + if (voice) { + struct bt_voice opts; + + /* SCO voice setting */ + memset(&opts, 0, sizeof(opts)); + opts.setting = voice; + if (setsockopt(sock, SOL_BLUETOOTH, BT_VOICE, &opts, sizeof(opts)) < 0) { + pa_log_error("setsockopt(): %s", pa_cstrerror(errno)); + goto fail_close; + } + } + + memset(&addr, 0, sizeof(addr)); + addr.sco_family = AF_BLUETOOTH; + bacpy(&addr.sco_bdaddr, &dst); + + pa_log_info ("doing connect\n"); + err = connect(sock, (struct sockaddr *) &addr, sizeof(addr)); + if (err < 0 && !(errno == EAGAIN || errno == EINPROGRESS)) { + pa_log_error("connect(): %s", pa_cstrerror(errno)); + goto fail_close; + } + + if (imtu) + *imtu = 48; + + if (omtu) + *omtu = 48; + + return sock; + +fail_close: + close(sock); + return -1; +} + +static void bluez5_sco_release_cb(pa_bluetooth_transport *t) { + pa_log_info("Transport %s released", t->path); +} + static int bluez5_transport_acquire_cb(pa_bluetooth_transport *t, bool optional, size_t *imtu, size_t *omtu) { DBusMessage *m, *r; DBusError err; @@ -767,6 +881,56 @@ static void register_endpoint(pa_bluetooth_discovery *y, const char *path, const send_and_add_to_pending(y, m, register_endpoint_reply, pa_xstrdup(endpoint)); } +static void register_profile_reply(DBusPendingCall *pending, void *userdata) { + DBusMessage *r; + pa_dbus_pending *p; + pa_bluetooth_discovery *y; + char *profile; + + pa_assert(pending); + pa_assert_se(p = userdata); + pa_assert_se(y = p->context_data); + pa_assert_se(profile = p->call_data); + pa_assert_se(r = dbus_pending_call_steal_reply(pending)); + + if (dbus_message_is_error(r, BLUEZ_ERROR_NOT_SUPPORTED)) { + pa_log_info("Couldn't register profile %s because it is disabled in BlueZ", profile); + goto finish; + } + + if (dbus_message_get_type(r) == DBUS_MESSAGE_TYPE_ERROR) { + pa_log_error(BLUEZ_PROFILE_MANAGER_INTERFACE ".RegisterProfile() failed: %s: %s", dbus_message_get_error_name(r), + pa_dbus_get_error_message(r)); + goto finish; + } + +finish: + dbus_message_unref(r); + + PA_LLIST_REMOVE(pa_dbus_pending, y->pending, p); + pa_dbus_pending_free(p); + + pa_xfree(profile); +} + +static void register_profile(pa_bluetooth_discovery *y, const char *profile, const char *uuid) { + DBusMessage *m; + DBusMessageIter i, d; + + pa_log_debug("Registering Profile %s", profile); + + pa_assert_se(m = dbus_message_new_method_call(BLUEZ_SERVICE, "/org/bluez", BLUEZ_PROFILE_MANAGER_INTERFACE, "RegisterProfile")); + + dbus_message_iter_init_append(m, &i); + dbus_message_iter_append_basic(&i, DBUS_TYPE_OBJECT_PATH, &profile); + dbus_message_iter_append_basic(&i, DBUS_TYPE_STRING, &uuid); + dbus_message_iter_open_container(&i, DBUS_TYPE_ARRAY, DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING DBUS_TYPE_STRING_AS_STRING + DBUS_TYPE_VARIANT_AS_STRING DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &d); + dbus_message_iter_close_container(&i, &d); + + send_and_add_to_pending(y, m, register_profile_reply, pa_xstrdup(profile)); +} + static void parse_interfaces_and_properties(pa_bluetooth_discovery *y, DBusMessageIter *dict_i) { DBusMessageIter element_i; const char *path; @@ -1050,6 +1214,8 @@ static DBusHandlerResult filter_cb(DBusConnection *bus, DBusMessage *m, void *us return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; parse_transport_properties(t, &arg_i); + } else { + pa_log_debug("Properties changed in %s", iface); } return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; @@ -1109,6 +1275,8 @@ const char *pa_bluetooth_profile_to_string(pa_bluetooth_profile_t profile) { return "a2dp_sink"; case PA_BLUETOOTH_PROFILE_A2DP_SOURCE: return "a2dp_source"; + case PA_BLUETOOTH_PROFILE_HSP_AG: + return "hsp_ag"; case PA_BLUETOOTH_PROFILE_OFF: return "off"; } @@ -1529,6 +1697,212 @@ static void endpoint_done(pa_bluetooth_discovery *y, pa_bluetooth_profile_t prof } } +static void rfcomm_io_callback(pa_mainloop_api *io, pa_io_event *e, int fd, pa_io_event_flags_t events, void*userdata) { + pa_bluetooth_transport *t = userdata; + + pa_assert(io); + pa_assert(t); + + if (events & (PA_IO_EVENT_HANGUP|PA_IO_EVENT_ERROR)) { + pa_log("Lost RFCOMM connection."); + goto fail; + } + + if (events & PA_IO_EVENT_INPUT) { + char buf[512]; + ssize_t len; + + len = read (fd, buf, 511); + buf[len] = 0; + pa_log("RFCOMM << %s", buf); + + pa_log("RFCOMM >> OK"); + len = write (fd, "\r\nOK\r\n", 5); + if (len < 0) + pa_log_error("RFCOMM write error: %s", pa_cstrerror(errno)); + } + return; + +fail: + transport_state_changed(t, PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED); + pa_bluetooth_transport_free(t); +} + + +static DBusMessage *profile_new_connection(DBusConnection *conn, DBusMessage *m, void *userdata) { + pa_bluetooth_discovery *y = userdata; + pa_bluetooth_device *d; + pa_bluetooth_transport *t; + pa_bluetooth_profile_t p; + DBusMessage *r; + int fd; + const char *sender, *path, *handler; + DBusMessageIter arg_i, element_i; + char *pathfd; + + if (!dbus_message_iter_init(m, &arg_i) || !pa_streq(dbus_message_get_signature(m), "oha{sv}")) { + pa_log_error("Invalid signature found in NewConnection"); + goto fail; + } + + handler = dbus_message_get_path(m); + + pa_assert(dbus_message_iter_get_arg_type(&arg_i) == DBUS_TYPE_OBJECT_PATH); + dbus_message_iter_get_basic(&arg_i, &path); + + if ((d = pa_hashmap_get(y->devices, path))) { + if (!d->valid) { + pa_log_error("Information about device %s is invalid", path); + goto fail; + } + } else { + /* InterfacesAdded signal is probably on its way, device_info_valid is kept as 0. */ + pa_log_warn("received for unknown device %s", path); + d = device_create(y, path); + } + + if (pa_streq(handler, HSP_AG_PROFILE)) { + p = PA_BLUETOOTH_PROFILE_HSP_AG; + } else + goto refused; + + pa_assert_se(dbus_message_iter_next(&arg_i)); + + pa_assert(dbus_message_iter_get_arg_type(&arg_i) == DBUS_TYPE_UNIX_FD); + dbus_message_iter_get_basic(&arg_i, &fd); + + pa_log_debug("dbus: NewConnection path=%s, fd=%d", path, fd); + + pa_assert_se(dbus_message_iter_next(&arg_i)); + pa_assert(dbus_message_iter_get_arg_type(&arg_i) == DBUS_TYPE_ARRAY); + + dbus_message_iter_recurse(&arg_i, &element_i); + + while (dbus_message_iter_get_arg_type(&element_i) == DBUS_TYPE_DICT_ENTRY) { + DBusMessageIter dict_i; + const char *key; + + dbus_message_iter_recurse(&element_i, &dict_i); + + key = check_variant_property(&dict_i); + if (key == NULL) + break; + + pa_log_debug("key=%s", key); + + dbus_message_iter_next(&element_i); + } + + sender = dbus_message_get_sender(m); + + pathfd = pa_sprintf_malloc ("%s/fd%d", path, fd); + d->transports[p] = t = pa_bluetooth_transport_new(d, sender, pathfd, p, NULL, 0); + pa_xfree(pathfd); + t->rfcomm_fd = fd; + t->rfcomm_io = y->core->mainloop->io_new(y->core->mainloop, fd, PA_IO_EVENT_INPUT|PA_IO_EVENT_HANGUP, + rfcomm_io_callback, t); + t->acquire = bluez5_sco_acquire_cb; + t->release = bluez5_sco_release_cb; + pa_bluetooth_transport_put(t); + + pa_log_debug("Transport %s available for profile %s", t->path, pa_bluetooth_profile_to_string(t->profile)); + + pa_assert_se(r = dbus_message_new_method_return(m)); + + return r; + +fail: + pa_assert_se(r = dbus_message_new_error(m, "org.bluez.Error.InvalidArguments", "Unable to handle new connection")); + return r; +refused: + pa_log_debug("dbus: NewConnection path=%s rejected", path); + pa_assert_se(r = dbus_message_new_error(m, "org.bluez.Error.Rejected", "New connection rejected")); + return r; +} + +static DBusMessage *profile_request_disconnection(DBusConnection *conn, DBusMessage *m, void *userdata) { + DBusMessage *r; + + pa_assert_se(r = dbus_message_new_method_return(m)); + + return r; +} + +static DBusHandlerResult profile_handler(DBusConnection *c, DBusMessage *m, void *userdata) { + struct pa_bluetooth_discovery *y = userdata; + DBusMessage *r = NULL; + const char *path, *interface, *member; + + pa_assert(y); + + path = dbus_message_get_path(m); + interface = dbus_message_get_interface(m); + member = dbus_message_get_member(m); + + pa_log_debug("dbus: path=%s, interface=%s, member=%s", path, interface, member); + + if (!pa_streq(path, HSP_AG_PROFILE)) + return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; + + if (dbus_message_is_method_call(m, "org.freedesktop.DBus.Introspectable", "Introspect")) { + const char *xml = PROFILE_INTROSPECT_XML; + + pa_assert_se(r = dbus_message_new_method_return(m)); + pa_assert_se(dbus_message_append_args(r, DBUS_TYPE_STRING, &xml, DBUS_TYPE_INVALID)); + + } else if (dbus_message_is_method_call(m, BLUEZ_PROFILE_INTERFACE, "Release")) { + } else if (dbus_message_is_method_call(m, BLUEZ_PROFILE_INTERFACE, "Cancel")) { + } else if (dbus_message_is_method_call(m, BLUEZ_PROFILE_INTERFACE, "RequestDisconnection")) { + r = profile_request_disconnection(c, m, userdata); + } else if (dbus_message_is_method_call(m, BLUEZ_PROFILE_INTERFACE, "NewConnection")) + r = profile_new_connection(c, m, userdata); + else + return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; + + if (r) { + pa_assert_se(dbus_connection_send(pa_dbus_connection_get(y->connection), r, NULL)); + dbus_message_unref(r); + } + + return DBUS_HANDLER_RESULT_HANDLED; +} + +static void profile_init(pa_bluetooth_discovery *y, pa_bluetooth_profile_t profile) { + static const DBusObjectPathVTable vtable_profile = { + .message_function = profile_handler, + }; + const char *object_name; + const char *uuid; + + pa_assert(y); + + switch(profile) { + case PA_BLUETOOTH_PROFILE_HSP_AG: + object_name = HSP_AG_PROFILE; + uuid = PA_BLUETOOTH_UUID_HSP_AG; + break; + default: + pa_assert_not_reached(); + break; + } + pa_assert_se(dbus_connection_register_object_path(pa_dbus_connection_get(y->connection), + object_name, &vtable_profile, y)); + register_profile (y, object_name, uuid); +} + +static void profile_done(pa_bluetooth_discovery *y, pa_bluetooth_profile_t profile) { + pa_assert(y); + + switch(profile) { + case PA_BLUETOOTH_PROFILE_HSP_AG: + dbus_connection_unregister_object_path(pa_dbus_connection_get(y->connection), HSP_AG_PROFILE); + break; + default: + pa_assert_not_reached(); + break; + } +} + pa_bluetooth_discovery* pa_bluetooth_discovery_get(pa_core *c) { pa_bluetooth_discovery *y; DBusError err; @@ -1589,6 +1963,8 @@ pa_bluetooth_discovery* pa_bluetooth_discovery_get(pa_core *c) { get_managed_objects(y); + profile_init(y, PA_BLUETOOTH_PROFILE_HSP_AG); + return y; fail: @@ -1650,6 +2026,7 @@ void pa_bluetooth_discovery_unref(pa_bluetooth_discovery *y) { endpoint_done(y, PA_BLUETOOTH_PROFILE_A2DP_SINK); endpoint_done(y, PA_BLUETOOTH_PROFILE_A2DP_SOURCE); + profile_done(y, PA_BLUETOOTH_PROFILE_HSP_AG); pa_dbus_connection_unref(y->connection); } |