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-rw-r--r--src/modules/module-device-restore.c190
1 files changed, 137 insertions, 53 deletions
diff --git a/src/modules/module-device-restore.c b/src/modules/module-device-restore.c
index 35e455d9..495a9112 100644
--- a/src/modules/module-device-restore.c
+++ b/src/modules/module-device-restore.c
@@ -107,7 +107,7 @@ enum {
};
-#define ENTRY_VERSION 3
+#define ENTRY_VERSION 1
struct entry {
uint8_t version;
@@ -134,10 +134,22 @@ static void save_time_callback(pa_mainloop_api*a, pa_time_event* e, const struct
pa_log_info("Synced.");
}
-static struct entry* entry_new(void) {
+static void trigger_save(struct userdata *u) {
+ if (u->save_time_event)
+ return;
+
+ u->save_time_event = pa_core_rttime_new(u->core, pa_rtclock_now() + SAVE_INTERVAL, save_time_callback, u);
+}
+
+static struct entry* entry_new(pa_bool_t add_pcm_format) {
struct entry *r = pa_xnew0(struct entry, 1);
r->version = ENTRY_VERSION;
r->formats = pa_idxset_new(NULL, NULL);
+ if (add_pcm_format) {
+ pa_format_info *f = pa_format_info_new();
+ f->encoding = PA_ENCODING_PCM;
+ pa_idxset_put(r->formats, f, NULL);
+ }
return r;
}
@@ -149,6 +161,105 @@ static void entry_free(struct entry* e) {
pa_xfree(e);
}
+static pa_bool_t entry_write(struct userdata *u, const char *name, const struct entry *e) {
+ pa_tagstruct *t;
+ pa_datum key, data;
+ pa_bool_t r;
+ uint32_t i;
+ pa_format_info *f;
+ uint8_t n_formats;
+
+ pa_assert(u);
+ pa_assert(name);
+ pa_assert(e);
+
+ n_formats = pa_idxset_size(e->formats);
+ pa_assert(n_formats > 0);
+
+ t = pa_tagstruct_new(NULL, 0);
+ pa_tagstruct_putu8(t, e->version);
+ pa_tagstruct_put_boolean(t, e->volume_valid);
+ pa_tagstruct_put_channel_map(t, &e->channel_map);
+ pa_tagstruct_put_cvolume(t, &e->volume);
+ pa_tagstruct_put_boolean(t, e->muted_valid);
+ pa_tagstruct_put_boolean(t, e->muted);
+ pa_tagstruct_put_boolean(t, e->port_valid);
+ pa_tagstruct_puts(t, e->port);
+ pa_tagstruct_putu8(t, n_formats);
+
+ PA_IDXSET_FOREACH(f, e->formats, i) {
+ pa_tagstruct_put_format_info(t, f);
+ }
+
+ key.data = (char *) name;
+ key.size = strlen(name);
+
+ data.data = (void*)pa_tagstruct_data(t, &data.size);
+
+ r = (pa_database_set(u->database, &key, &data, TRUE) == 0);
+
+ pa_tagstruct_free(t);
+
+ return r;
+}
+
+#ifdef ENABLE_LEGACY_DATABASE_ENTRY_FORMAT
+
+#define LEGACY_ENTRY_VERSION 2
+static struct entry* legacy_entry_read(struct userdata *u, pa_datum *data) {
+ struct legacy_entry {
+ uint8_t version;
+ pa_bool_t muted_valid:1, volume_valid:1, port_valid:1;
+ pa_bool_t muted:1;
+ pa_channel_map channel_map;
+ pa_cvolume volume;
+ char port[PA_NAME_MAX];
+ } PA_GCC_PACKED;
+ struct legacy_entry *le;
+ struct entry *e;
+
+ pa_assert(u);
+ pa_assert(data);
+
+ if (data->size != sizeof(struct legacy_entry)) {
+ pa_log_debug("Size does not match.");
+ return NULL;
+ }
+
+ le = (struct legacy_entry*)data->data;
+
+ if (le->version != LEGACY_ENTRY_VERSION) {
+ pa_log_debug("Version mismatch.");
+ return NULL;
+ }
+
+ if (!memchr(le->port, 0, sizeof(le->port))) {
+ pa_log_warn("Port has missing NUL byte.");
+ return NULL;
+ }
+
+ if (le->volume_valid && !pa_channel_map_valid(&le->channel_map)) {
+ pa_log_warn("Invalid channel map.");
+ return NULL;
+ }
+
+ if (le->volume_valid && (!pa_cvolume_valid(&le->volume) || !pa_cvolume_compatible_with_channel_map(&le->volume, &le->channel_map))) {
+ pa_log_warn("Volume and channel map don't match.");
+ return NULL;
+ }
+
+ e = entry_new(TRUE);
+ e->muted_valid = le->muted_valid;
+ e->volume_valid = le->volume_valid;
+ e->port_valid = le->port_valid;
+ e->muted = le->muted;
+ e->channel_map = le->channel_map;
+ e->volume = le->volume;
+ e->port = pa_xstrdup(le->port);
+ return e;
+}
+#endif
+
static struct entry* entry_read(struct userdata *u, const char *name) {
pa_datum key, data;
struct entry *e = NULL;
@@ -168,7 +279,7 @@ static struct entry* entry_read(struct userdata *u, const char *name) {
goto fail;
t = pa_tagstruct_new(data.data, data.size);
- e = entry_new();
+ e = entry_new(FALSE);
if (pa_tagstruct_getu8(t, &e->version) < 0 ||
e->version > ENTRY_VERSION ||
@@ -179,7 +290,7 @@ static struct entry* entry_read(struct userdata *u, const char *name) {
pa_tagstruct_get_boolean(t, &e->muted) < 0 ||
pa_tagstruct_get_boolean(t, &e->port_valid) < 0 ||
pa_tagstruct_gets(t, &port) < 0 ||
- pa_tagstruct_getu8(t, &n_formats) < 0) {
+ pa_tagstruct_getu8(t, &n_formats) < 0 || n_formats < 1) {
goto fail;
}
@@ -221,46 +332,21 @@ fail:
entry_free(e);
if (t)
pa_tagstruct_free(t);
- pa_datum_free(&data);
- return NULL;
-}
-
-static pa_bool_t entry_write(struct userdata *u, const char *name, const struct entry *e) {
- pa_tagstruct *t;
- pa_datum key, data;
- pa_bool_t r;
- uint32_t i;
- pa_format_info *f;
-
- pa_assert(u);
- pa_assert(name);
- pa_assert(e);
-
- t = pa_tagstruct_new(NULL, 0);
- pa_tagstruct_putu8(t, e->version);
- pa_tagstruct_put_boolean(t, e->volume_valid);
- pa_tagstruct_put_channel_map(t, &e->channel_map);
- pa_tagstruct_put_cvolume(t, &e->volume);
- pa_tagstruct_put_boolean(t, e->muted_valid);
- pa_tagstruct_put_boolean(t, e->muted);
- pa_tagstruct_put_boolean(t, e->port_valid);
- pa_tagstruct_puts(t, e->port);
- pa_tagstruct_putu8(t, pa_idxset_size(e->formats));
-
- PA_IDXSET_FOREACH(f, e->formats, i) {
- pa_tagstruct_put_format_info(t, f);
- }
- key.data = (char *) name;
- key.size = strlen(name);
-
- data.data = (void*)pa_tagstruct_data(t, &data.size);
-
- r = (pa_database_set(u->database, &key, &data, TRUE) == 0);
-
- pa_tagstruct_free(t);
+#ifdef ENABLE_LEGACY_DATABASE_ENTRY_FORMAT
+ pa_log_debug("Attempting to load legacy (pre-v1.0) data for key: %s", name);
+ if ((e = legacy_entry_read(u, &data))) {
+ pa_log_debug("Success. Saving new format for key: %s", name);
+ if (entry_write(u, name, e))
+ trigger_save(u);
+ pa_datum_free(&data);
+ return e;
+ } else
+ pa_log_debug("Unable to load legacy (pre-v1.0) data for key: %s. Ignoring.", name);
+#endif
- return r;
+ pa_datum_free(&data);
+ return NULL;
}
static struct entry* entry_copy(const struct entry *e) {
@@ -269,7 +355,7 @@ static struct entry* entry_copy(const struct entry *e) {
pa_format_info *f;
pa_assert(e);
- r = entry_new();
+ r = entry_new(FALSE);
r->version = e->version;
r->muted_valid = e->muted_valid;
r->volume_valid = e->volume_valid;
@@ -285,13 +371,6 @@ static struct entry* entry_copy(const struct entry *e) {
return r;
}
-static void trigger_save(struct userdata *u) {
- if (u->save_time_event)
- return;
-
- u->save_time_event = pa_core_rttime_new(u->core, pa_rtclock_now() + SAVE_INTERVAL, save_time_callback, u);
-}
-
static pa_bool_t entries_equal(const struct entry *a, const struct entry *b) {
pa_cvolume t;
@@ -308,6 +387,11 @@ static pa_bool_t entries_equal(const struct entry *a, const struct entry *b) {
(a->volume_valid && !pa_cvolume_equal(pa_cvolume_remap(&t, &b->channel_map, &a->channel_map), &a->volume)))
return FALSE;
+ if (pa_idxset_size(a->formats) != pa_idxset_size(b->formats))
+ return FALSE;
+
+ /** TODO: Compare a bit better */
+
return TRUE;
}
@@ -336,7 +420,7 @@ static void subscribe_callback(pa_core *c, pa_subscription_event_type_t t, uint3
if ((old = entry_read(u, name)))
entry = entry_copy(old);
else
- entry = entry_new();
+ entry = entry_new(TRUE);
if (sink->save_volume) {
entry->channel_map = sink->channel_map;
@@ -368,7 +452,7 @@ static void subscribe_callback(pa_core *c, pa_subscription_event_type_t t, uint3
if ((old = entry_read(u, name)))
entry = entry_copy(old);
else
- entry = entry_new();
+ entry = entry_new(TRUE);
if (source->save_volume) {
entry->channel_map = source->channel_map;
@@ -702,7 +786,7 @@ static int extension_cb(pa_native_protocol *p, pa_module *m, pa_native_connectio
/* Read or create an entry */
name = pa_sprintf_malloc("sink:%s", sink->name);
if (!(e = entry_read(u, name)))
- e = entry_new();
+ e = entry_new(FALSE);
/* Read all the formats from our tagstruct */
for (i = 0; i < n_formats; ++i) {