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backend-native: Add backend pointer to transport_data

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This removes the inverse/recursive dependency of backend-native on the
`pa_bluetooth_discovery` struct, which is supposed to be opaque outside
of `bluez5-util` in favour of the many accessor functions defined in
`bluez5-util.h`.

Part-of: <https://gitlab.freedesktop.org/pulseaudio/pulseaudio/-/merge_requests/740>
This commit is contained in:
Marijn Suijten 2022-08-02 12:05:15 +02:00 • committed by Tanu Kaskinen
parent c6bd6656a2
commit 391dac58a9
3 changed files with 23 additions and 11 deletions
Download patch file Download diff file Expand all files Collapse all files

26
src/modules/bluetooth/backend-native.c
View file

@ -67,6 +67,7 @@ struct transport_data {
int sco_fd;
pa_io_event *sco_io;
pa_mainloop_api *mainloop;
pa_bluetooth_backend *backend;
};
struct hfp_config {
@ -612,8 +613,9 @@ static pa_volume_t set_source_volume(pa_bluetooth_transport *t, pa_volume_t volu
static bool hfp_rfcomm_handle(int fd, pa_bluetooth_transport *t, const char *buf)
{
struct pa_bluetooth_discovery *discovery = t->device->discovery;
struct hfp_config *c = t->config;
struct transport_data *trd = t->userdata;
pa_bluetooth_backend *b = trd->backend;
int indicator, mode, val;
char str[5];
const char *r;
@ -649,9 +651,9 @@ static bool hfp_rfcomm_handle(int fd, pa_bluetooth_transport *t, const char *buf
continue;
if (len == 1 && r[0] == '1')
discovery->native_backend->cind_enabled_indicators |= (1 << indicator);
b->cind_enabled_indicators |= (1 << indicator);
else if (len == 1 && r[0] == '0')
discovery->native_backend->cind_enabled_indicators &= ~(1 << indicator);
b->cind_enabled_indicators &= ~(1 << indicator);
else {
pa_log_error("Unable to parse indicator of AT+BIA command: %s", buf);
rfcomm_write_response(fd, "ERROR");
@ -686,7 +688,7 @@ static bool hfp_rfcomm_handle(int fd, pa_bluetooth_transport *t, const char *buf
return true;
} else if (c->state == 1 && pa_startswith(buf, "AT+CIND=?")) {
/* UPower backend available, declare support for more indicators */
if (discovery->native_backend->upower) {
if (b->upower) {
rfcomm_write_response(fd, "+CIND: "
MANDATORY_CALL_INDICATORS ","
"(\"service\",(0-1)),"
@ -702,8 +704,8 @@ static bool hfp_rfcomm_handle(int fd, pa_bluetooth_transport *t, const char *buf
return true;
} else if (c->state == 2 && pa_startswith(buf, "AT+CIND?")) {
if (discovery->native_backend->upower)
rfcomm_write_response(fd, "+CIND: 0,0,0,0,%u", pa_upower_get_battery_level(discovery->native_backend->upower));
if (b->upower)
rfcomm_write_response(fd, "+CIND: 0,0,0,0,%u", pa_upower_get_battery_level(b->upower));
else
rfcomm_write_response(fd, "+CIND: 0,0,0,0");
c->state = 3;
@ -716,7 +718,7 @@ static bool hfp_rfcomm_handle(int fd, pa_bluetooth_transport *t, const char *buf
pa_log_warn("Unexpected mode for AT+CMER: %d", mode);
/* Configure CMER event reporting */
discovery->native_backend->cmer_indicator_reporting_enabled = !!val;
b->cmer_indicator_reporting_enabled = !!val;
pa_log_debug("Event indications enabled? %s", pa_yes_no(val));
@ -820,7 +822,7 @@ static int get_rfcomm_fd(pa_bluetooth_discovery *discovery) {
void *state = NULL;
/* Find RFCOMM transport by checking if a HSP or HFP profile transport is available */
while ((t = pa_hashmap_iterate(discovery->transports, &state, NULL))) {
while ((t = pa_hashmap_iterate(pa_bluetooth_discovery_get_transports(discovery), &state, NULL))) {
/* Skip non-connected transports */
if (!t || t->state == PA_BLUETOOTH_TRANSPORT_STATE_DISCONNECTED) {
pa_log_debug("Profile disconnected or unavailable");
@ -868,7 +870,8 @@ static pa_hook_result_t host_battery_level_changed_cb(pa_bluetooth_discovery *y,
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_bluetooth_discovery *discovery = t->device->discovery;
struct transport_data *trd = t->userdata;
pa_bluetooth_backend *b = trd->backend;
int i;
pa_assert(io);
@ -991,9 +994,9 @@ static void rfcomm_io_callback(pa_mainloop_api *io, pa_io_event *e, int fd, pa_i
fail:
/* Service Connection lost, reset indicators and event reporting to default values */
discovery->native_backend->cmer_indicator_reporting_enabled = false;
b->cmer_indicator_reporting_enabled = false;
for (i = 1; i < CIND_INDICATOR_MAX; i++)
discovery->native_backend->cind_enabled_indicators |= (1 << i);
b->cind_enabled_indicators |= (1 << i);
pa_bluetooth_transport_unlink(t);
pa_bluetooth_transport_free(t);
@ -1157,6 +1160,7 @@ static DBusMessage *profile_new_connection(DBusConnection *conn, DBusMessage *m,
trd = pa_xnew0(struct transport_data, 1);
trd->rfcomm_fd = fd;
trd->mainloop = b->core->mainloop;
trd->backend = b;
trd->rfcomm_io = trd->mainloop->io_new(b->core->mainloop, fd, PA_IO_EVENT_INPUT,
rfcomm_io_callback, t);
t->userdata = trd;

7
src/modules/bluetooth/bluez5-util.c
View file

@ -1179,6 +1179,13 @@ bool pa_bluetooth_discovery_get_enable_msbc(pa_bluetooth_discovery *y)
return y->enable_msbc;
}
pa_hashmap* pa_bluetooth_discovery_get_transports(pa_bluetooth_discovery *y) {
pa_assert(y);
pa_assert(PA_REFCNT_VALUE(y) > 0);
return y->transports;
}
pa_bluetooth_device* pa_bluetooth_discovery_get_device_by_address(pa_bluetooth_discovery *y, const char *remote, const char *local) {
pa_bluetooth_device *d;
void *state = NULL;

1
src/modules/bluetooth/bluez5-util.h
View file

@ -271,4 +271,5 @@ void pa_bluetooth_discovery_set_ofono_running(pa_bluetooth_discovery *y, bool is
bool pa_bluetooth_discovery_get_enable_native_hsp_hs(pa_bluetooth_discovery *y);
bool pa_bluetooth_discovery_get_enable_native_hfp_hf(pa_bluetooth_discovery *y);
bool pa_bluetooth_discovery_get_enable_msbc(pa_bluetooth_discovery *y);
pa_hashmap* pa_bluetooth_discovery_get_transports(pa_bluetooth_discovery *y);
#endif