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-rw-r--r--src/modules/module-device-manager.c188
1 files changed, 127 insertions, 61 deletions
diff --git a/src/modules/module-device-manager.c b/src/modules/module-device-manager.c
index 6bac7c03..ea92cd0e 100644
--- a/src/modules/module-device-manager.c
+++ b/src/modules/module-device-manager.c
@@ -130,7 +130,7 @@ struct userdata {
role_indexes_t preferred_sources;
};
-#define ENTRY_VERSION 2
+#define ENTRY_VERSION 1
struct entry {
uint8_t version;
@@ -152,6 +152,44 @@ enum {
};
+/* Forward declarations */
+#ifdef DUMP_DATABASE
+static void dump_database(struct userdata *);
+#endif
+static void notify_subscribers(struct userdata *);
+
+
+static void save_time_callback(pa_mainloop_api*a, pa_time_event* e, const struct timeval *t, void *userdata) {
+ struct userdata *u = userdata;
+
+ pa_assert(a);
+ pa_assert(e);
+ pa_assert(u);
+
+ pa_assert(e == u->save_time_event);
+ u->core->mainloop->time_free(u->save_time_event);
+ u->save_time_event = NULL;
+
+ pa_database_sync(u->database);
+ pa_log_info("Synced.");
+
+#ifdef DUMP_DATABASE
+ dump_database(u);
+#endif
+}
+
+static void trigger_save(struct userdata *u) {
+
+ pa_assert(u);
+
+ notify_subscribers(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(void) {
struct entry *r = pa_xnew0(struct entry, 1);
r->version = ENTRY_VERSION;
@@ -165,6 +203,81 @@ static void entry_free(struct entry* e) {
pa_xfree(e->icon);
}
+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;
+
+ pa_assert(u);
+ pa_assert(name);
+ pa_assert(e);
+
+ t = pa_tagstruct_new(NULL, 0);
+ pa_tagstruct_putu8(t, e->version);
+ pa_tagstruct_puts(t, e->description);
+ pa_tagstruct_put_boolean(t, e->user_set_description);
+ pa_tagstruct_puts(t, e->icon);
+ for (uint8_t i=0; i<ROLE_MAX; ++i)
+ pa_tagstruct_putu32(t, e->priority[i]);
+
+ 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 1
+static struct entry* legacy_entry_read(struct userdata *u, pa_datum *data) {
+ struct legacy_entry {
+ uint8_t version;
+ char description[PA_NAME_MAX];
+ pa_bool_t user_set_description;
+ char icon[PA_NAME_MAX];
+ role_indexes_t priority;
+ } 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->description, 0, sizeof(le->description))) {
+ pa_log_warn("Description has missing NUL byte.");
+ return NULL;
+ }
+
+ if (!memchr(le->icon, 0, sizeof(le->icon))) {
+ pa_log_warn("Icon has missing NUL byte.");
+ return NULL;
+ }
+
+ e = entry_new();
+ e->description = pa_xstrdup(le->description);
+ e->icon = pa_xstrdup(le->icon);
+ return e;
+}
+#endif
+
static struct entry* entry_read(struct userdata *u, const char *name) {
pa_datum key, data;
struct entry *e = NULL;
@@ -217,37 +330,21 @@ 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;
-
- pa_assert(u);
- pa_assert(name);
- pa_assert(e);
-
- t = pa_tagstruct_new(NULL, 0);
- pa_tagstruct_putu8(t, e->version);
- pa_tagstruct_puts(t, e->description);
- pa_tagstruct_put_boolean(t, e->user_set_description);
- pa_tagstruct_puts(t, e->icon);
- for (uint8_t i=0; i<ROLE_MAX; ++i)
- pa_tagstruct_putu32(t, e->priority[i]);
-
- 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;
}
#ifdef DUMP_DATABASE
@@ -332,25 +429,6 @@ static void dump_database(struct userdata *u) {
}
#endif
-static void save_time_callback(pa_mainloop_api*a, pa_time_event* e, const struct timeval *t, void *userdata) {
- struct userdata *u = userdata;
-
- pa_assert(a);
- pa_assert(e);
- pa_assert(u);
-
- pa_assert(e == u->save_time_event);
- u->core->mainloop->time_free(u->save_time_event);
- u->save_time_event = NULL;
-
- pa_database_sync(u->database);
- pa_log_info("Synced.");
-
-#ifdef DUMP_DATABASE
- dump_database(u);
-#endif
-}
-
static void notify_subscribers(struct userdata *u) {
pa_native_connection *c;
@@ -372,18 +450,6 @@ static void notify_subscribers(struct userdata *u) {
}
}
-static void trigger_save(struct userdata *u) {
-
- pa_assert(u);
-
- notify_subscribers(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_assert(a);