]> code.delx.au - pulseaudio/blobdiff - src/modules/module-device-manager.c
capture: Add the passthrough format negotiation to capture streams.
[pulseaudio] / src / modules / module-device-manager.c
index 0764ad02dba97f2d45c688469d9e0d9d7524a23a..272fad2ba5937630837ae14bf8da3b1a22c4aae6 100644 (file)
@@ -133,6 +133,7 @@ struct userdata {
 struct 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;
@@ -143,8 +144,7 @@ enum {
     SUBCOMMAND_RENAME,
     SUBCOMMAND_DELETE,
     SUBCOMMAND_ROLE_DEVICE_PRIORITY_ROUTING,
-    SUBCOMMAND_PREFER_DEVICE,
-    SUBCOMMAND_DEFER_DEVICE,
+    SUBCOMMAND_REORDER,
     SUBCOMMAND_SUBSCRIBE,
     SUBCOMMAND_EVENT
 };
@@ -182,6 +182,11 @@ static struct entry* read_entry(struct userdata *u, const char *name) {
         goto fail;
     }
 
+    if (!memchr(e->icon, 0, sizeof(e->icon))) {
+        pa_log_warn("Database contains entry for device %s with missing NUL byte in icon", name);
+        goto fail;
+    }
+
     return e;
 
 fail:
@@ -203,7 +208,7 @@ static void dump_database_helper(struct userdata *u, uint32_t role_index, const
             pa_log_debug("   %s No sink specified", human);
     } else {
         pa_source *s;
-        if (PA_INVALID_INDEX != u->preferred_sinks[role_index] && (s = pa_idxset_get_by_index(u->core->sinks, u->preferred_sinks[role_index])))
+        if (PA_INVALID_INDEX != u->preferred_sources[role_index] && (s = pa_idxset_get_by_index(u->core->sources, u->preferred_sources[role_index])))
             pa_log_debug("   %s %s (%s)", human, pa_strnull(pa_proplist_gets(s->proplist, PA_PROP_DEVICE_DESCRIPTION)), s->name);
         else
             pa_log_debug("   %s No source specified", human);
@@ -244,26 +249,28 @@ static void dump_database(struct userdata *u) {
         key = next_key;
     }
 
-    pa_log_debug(" Highest priority devices per-role:");
-
-    pa_log_debug("  Sinks:");
-    for (uint32_t role = ROLE_NONE; role < NUM_ROLES; ++role) {
-        char name[13];
-        uint32_t len = PA_MIN(12u, strlen(role_names[role]));
-        strncpy(name, role_names[role], len);
-        for (int i = len+1; i < 12; ++i) name[i] = ' ';
-        name[len] = ':'; name[0] -= 32; name[12] = '\0';
-        dump_database_helper(u, role, name, TRUE);
-    }
+    if (u->do_routing) {
+        pa_log_debug(" Highest priority devices per-role:");
+
+        pa_log_debug("  Sinks:");
+        for (uint32_t role = ROLE_NONE; role < NUM_ROLES; ++role) {
+            char name[13];
+            uint32_t len = PA_MIN(12u, strlen(role_names[role]));
+            strncpy(name, role_names[role], len);
+            for (int i = len+1; i < 12; ++i) name[i] = ' ';
+            name[len] = ':'; name[0] -= 32; name[12] = '\0';
+            dump_database_helper(u, role, name, TRUE);
+        }
 
-    pa_log_debug("  Sources:");
-    for (uint32_t role = ROLE_NONE; role < NUM_ROLES; ++role) {
-        char name[13];
-        uint32_t len = PA_MIN(12u, strlen(role_names[role]));
-        strncpy(name, role_names[role], len);
-        for (int i = len+1; i < 12; ++i) name[i] = ' ';
-        name[len] = ':'; name[0] -= 32; name[12] = '\0';
-        dump_database_helper(u, role, name, FALSE);
+        pa_log_debug("  Sources:");
+        for (uint32_t role = ROLE_NONE; role < NUM_ROLES; ++role) {
+            char name[13];
+            uint32_t len = PA_MIN(12u, strlen(role_names[role]));
+            strncpy(name, role_names[role], len);
+            for (int i = len+1; i < 12; ++i) name[i] = ' ';
+            name[len] = ':'; name[0] -= 32; name[12] = '\0';
+            dump_database_helper(u, role, name, FALSE);
+        }
     }
 
     pa_log_debug("Completed database dump");
@@ -323,10 +330,19 @@ static void trigger_save(struct userdata *u) {
 }
 
 static pa_bool_t entries_equal(const struct entry *a, const struct entry *b) {
-    /** @todo: Compare the priority lists too */
-    if (strncmp(a->description, b->description, sizeof(a->description)))
+
+    pa_assert(a);
+    pa_assert(b);
+
+    if (strncmp(a->description, b->description, sizeof(a->description))
+        || a->user_set_description != b->user_set_description
+        || strncmp(a->icon, b->icon, sizeof(a->icon)))
         return FALSE;
 
+    for (int i=0; i < NUM_ROLES; ++i)
+        if (a->priority[i] != b->priority[i])
+            return FALSE;
+
     return TRUE;
 }
 
@@ -389,6 +405,7 @@ static inline struct entry *load_or_initialize_entry(struct userdata *u, struct
         for (uint32_t i = 0; i < NUM_ROLES; ++i) {
             entry->priority[i] = max_priority[i] + 1;
         }
+        entry->user_set_description = FALSE;
     }
 
     return old;
@@ -420,7 +437,7 @@ static void update_highest_priority_device_indexes(struct userdata *u, const cha
         indexes = &u->preferred_sources;
 
     for (uint32_t i = 0; i < NUM_ROLES; ++i) {
-        *indexes[i] = PA_INVALID_INDEX;
+        (*indexes)[i] = PA_INVALID_INDEX;
     }
     pa_zero(highest_priority_available);
 
@@ -433,19 +450,19 @@ static void update_highest_priority_device_indexes(struct userdata *u, const cha
         done = !pa_database_next(u->database, &key, &next_key, NULL);
 
         if (key.size > strlen(prefix) && strncmp(key.data, prefix, strlen(prefix)) == 0) {
-            char *name;
+            char *name, *device_name;
             struct entry *e;
 
             name = pa_xstrndup(key.data, key.size);
+            device_name = get_name(name, prefix);
 
             if ((e = read_entry(u, name))) {
                 for (uint32_t i = 0; i < NUM_ROLES; ++i) {
-                    if (highest_priority_available[i] && e->priority[i] < highest_priority_available[i]) {
+                    if (!highest_priority_available[i] || e->priority[i] < highest_priority_available[i]) {
                         /* We've found a device with a higher priority than that we've currently got,
                            so see if it is currently available or not and update our list */
                         uint32_t idx;
                         pa_bool_t found = FALSE;
-                        char *device_name = get_name(name, prefix);
 
                         if (sink_mode) {
                             pa_sink *sink;
@@ -474,10 +491,9 @@ static void update_highest_priority_device_indexes(struct userdata *u, const cha
                         }
                         if (found) {
                             highest_priority_available[i] = e->priority[i];
-                            *indexes[i] = idx;
+                            (*indexes)[i] = idx;
                         }
 
-                        pa_xfree(device_name);
                     }
                 }
 
@@ -485,6 +501,7 @@ static void update_highest_priority_device_indexes(struct userdata *u, const cha
             }
 
             pa_xfree(name);
+            pa_xfree(device_name);
         }
 
         pa_datum_free(&key);
@@ -530,7 +547,7 @@ static void route_sink_input(struct userdata *u, pa_sink_input *si) {
         return;
 
     if (si->sink != sink)
-        pa_sink_input_move_to(si, sink, TRUE);
+        pa_sink_input_move_to(si, sink, FALSE);
 }
 
 static pa_hook_result_t route_sink_inputs(struct userdata *u, pa_sink *ignore_sink) {
@@ -591,7 +608,7 @@ static void route_source_output(struct userdata *u, pa_source_output *so) {
         return;
 
     if (so->source != source)
-        pa_source_output_move_to(so, source, TRUE);
+        pa_source_output_move_to(so, source, FALSE);
 }
 
 static pa_hook_result_t route_source_outputs(struct userdata *u, pa_source* ignore_source) {
@@ -669,10 +686,19 @@ static void subscribe_callback(pa_core *c, pa_subscription_event_type_t t, uint3
 
         old = load_or_initialize_entry(u, &entry, name, "sink:");
 
-        pa_strlcpy(entry.description, pa_strnull(pa_proplist_gets(sink->proplist, PA_PROP_DEVICE_DESCRIPTION)), sizeof(entry.description));
+        if (!entry.user_set_description)
+            pa_strlcpy(entry.description, pa_strnull(pa_proplist_gets(sink->proplist, PA_PROP_DEVICE_DESCRIPTION)), sizeof(entry.description));
+        else if (strncmp(entry.description, pa_strnull(pa_proplist_gets(sink->proplist, PA_PROP_DEVICE_DESCRIPTION)), sizeof(entry.description)) != 0) {
+            /* Warning: If two modules fight over the description, this could cause an infinite loop.
+               by changing the description here, we retrigger this subscription callback. The only thing stopping us from
+               looping is the fact that the string comparison will fail on the second iteration. If another module tries to manage
+               the description, this will fail... */
+            pa_sink_set_description(sink, entry.description);
+        }
+
         pa_strlcpy(entry.icon, pa_strnull(pa_proplist_gets(sink->proplist, PA_PROP_DEVICE_ICON_NAME)), sizeof(entry.icon));
 
-    } else  if ((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_SOURCE) {
+    } else if ((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_SOURCE) {
         pa_source *source;
 
         pa_assert((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_SOURCE);
@@ -687,7 +713,16 @@ static void subscribe_callback(pa_core *c, pa_subscription_event_type_t t, uint3
 
         old = load_or_initialize_entry(u, &entry, name, "source:");
 
-        pa_strlcpy(entry.description, pa_strnull(pa_proplist_gets(source->proplist, PA_PROP_DEVICE_DESCRIPTION)), sizeof(entry.description));
+        if (!entry.user_set_description)
+            pa_strlcpy(entry.description, pa_strnull(pa_proplist_gets(source->proplist, PA_PROP_DEVICE_DESCRIPTION)), sizeof(entry.description));
+        else if (strncmp(entry.description, pa_strnull(pa_proplist_gets(source->proplist, PA_PROP_DEVICE_DESCRIPTION)), sizeof(entry.description)) != 0) {
+            /* Warning: If two modules fight over the description, this could cause an infinite loop.
+               by changing the description here, we retrigger this subscription callback. The only thing stopping us from
+               looping is the fact that the string comparison will fail on the second iteration. If another module tries to manage
+               the description, this will fail... */
+            pa_source_set_description(source, entry.description);
+        }
+
         pa_strlcpy(entry.icon, pa_strnull(pa_proplist_gets(source->proplist, PA_PROP_DEVICE_ICON_NAME)), sizeof(entry.icon));
     }
 
@@ -699,10 +734,6 @@ static void subscribe_callback(pa_core *c, pa_subscription_event_type_t t, uint3
             pa_xfree(old);
             pa_xfree(name);
 
-            /* Even if the entries are equal, the availability or otherwise
-               of the sink/source may have changed so we notify clients all the same */
-            notify_subscribers(u);
-
             return;
         }
 
@@ -717,11 +748,12 @@ static void subscribe_callback(pa_core *c, pa_subscription_event_type_t t, uint3
 
     pa_log_info("Storing device %s.", name);
 
-    pa_database_set(u->database, &key, &data, TRUE);
+    if (pa_database_set(u->database, &key, &data, TRUE) == 0)
+        trigger_save(u);
+    else
+        pa_log_warn("Could not save device");;
 
     pa_xfree(name);
-
-    trigger_save(u);
 }
 
 static pa_hook_result_t sink_new_hook_callback(pa_core *c, pa_sink_new_data *new_data, struct userdata *u) {
@@ -735,7 +767,7 @@ static pa_hook_result_t sink_new_hook_callback(pa_core *c, pa_sink_new_data *new
     name = pa_sprintf_malloc("sink:%s", new_data->name);
 
     if ((e = read_entry(u, name))) {
-        if (strncmp(e->description, pa_proplist_gets(new_data->proplist, PA_PROP_DEVICE_DESCRIPTION), sizeof(e->description)) != 0) {
+        if (e->user_set_description && strncmp(e->description, pa_proplist_gets(new_data->proplist, PA_PROP_DEVICE_DESCRIPTION), sizeof(e->description)) != 0) {
             pa_log_info("Restoring description for sink %s.", new_data->name);
             pa_proplist_sets(new_data->proplist, PA_PROP_DEVICE_DESCRIPTION, e->description);
         }
@@ -759,7 +791,7 @@ static pa_hook_result_t source_new_hook_callback(pa_core *c, pa_source_new_data
     name = pa_sprintf_malloc("source:%s", new_data->name);
 
     if ((e = read_entry(u, name))) {
-        if (strncmp(e->description, pa_proplist_gets(new_data->proplist, PA_PROP_DEVICE_DESCRIPTION), sizeof(e->description)) != 0) {
+        if (e->user_set_description && strncmp(e->description, pa_proplist_gets(new_data->proplist, PA_PROP_DEVICE_DESCRIPTION), sizeof(e->description)) != 0) {
             /* NB, We cannot detect if we are a monitor here... this could mess things up a bit... */
             pa_log_info("Restoring description for source %s.", new_data->name);
             pa_proplist_sets(new_data->proplist, PA_PROP_DEVICE_DESCRIPTION, e->description);
@@ -774,6 +806,9 @@ static pa_hook_result_t source_new_hook_callback(pa_core *c, pa_source_new_data
 }
 
 static pa_hook_result_t sink_input_new_hook_callback(pa_core *c, pa_sink_input_new_data *new_data, struct userdata *u) {
+    const char *role;
+    uint32_t role_index;
+
     pa_assert(c);
     pa_assert(new_data);
     pa_assert(u);
@@ -782,13 +817,10 @@ static pa_hook_result_t sink_input_new_hook_callback(pa_core *c, pa_sink_input_n
         return PA_HOOK_OK;
 
     if (new_data->sink)
-        pa_log_debug("Not restoring device for stream, because already set.");
+        pa_log_debug("Not restoring device for stream because already set.");
     else {
-        const char *role;
-        uint32_t role_index;
-
         if (!(role = pa_proplist_gets(new_data->proplist, PA_PROP_MEDIA_ROLE)))
-            role_index = get_role_index("");
+            role_index = get_role_index("none");
         else
             role_index = get_role_index(role);
 
@@ -800,8 +832,8 @@ static pa_hook_result_t sink_input_new_hook_callback(pa_core *c, pa_sink_input_n
                 pa_sink *sink;
 
                 if ((sink = pa_idxset_get_by_index(u->core->sinks, device_index))) {
-                    new_data->sink = sink;
-                    new_data->save_sink = TRUE;
+                    if (!pa_sink_input_new_data_set_sink(new_data, sink, FALSE))
+                        pa_log_debug("Not restoring device for stream because no supported format was found");
                 }
             }
         }
@@ -811,6 +843,9 @@ static pa_hook_result_t sink_input_new_hook_callback(pa_core *c, pa_sink_input_n
 }
 
 static pa_hook_result_t source_output_new_hook_callback(pa_core *c, pa_source_output_new_data *new_data, struct userdata *u) {
+    const char *role;
+    uint32_t role_index;
+
     pa_assert(c);
     pa_assert(new_data);
     pa_assert(u);
@@ -822,13 +857,10 @@ static pa_hook_result_t source_output_new_hook_callback(pa_core *c, pa_source_ou
         return PA_HOOK_OK;
 
     if (new_data->source)
-        pa_log_debug("Not restoring device for stream, because already set");
+        pa_log_debug("Not restoring device for stream because already set.");
     else {
-        const char *role;
-        uint32_t role_index;
-
         if (!(role = pa_proplist_gets(new_data->proplist, PA_PROP_MEDIA_ROLE)))
-            role_index = get_role_index("");
+            role_index = get_role_index("none");
         else
             role_index = get_role_index(role);
 
@@ -839,10 +871,9 @@ static pa_hook_result_t source_output_new_hook_callback(pa_core *c, pa_source_ou
             if (PA_INVALID_INDEX != device_index) {
                 pa_source *source;
 
-                if ((source = pa_idxset_get_by_index(u->core->sources, device_index))) {
-                    new_data->source = source;
-                    new_data->save_source = TRUE;
-                }
+                if ((source = pa_idxset_get_by_index(u->core->sources, device_index)))
+                    if (!pa_source_output_new_data_set_source(new_data, source, FALSE))
+                        pa_log_debug("Not restoring device for stream because no supported format was found");
             }
         }
     }
@@ -857,6 +888,8 @@ static pa_hook_result_t sink_put_hook_callback(pa_core *c, PA_GCC_UNUSED pa_sink
     pa_assert(u->core == c);
     pa_assert(u->on_hotplug);
 
+    notify_subscribers(u);
+
     return route_sink_inputs(u, NULL);
 }
 
@@ -866,6 +899,8 @@ static pa_hook_result_t source_put_hook_callback(pa_core *c, PA_GCC_UNUSED pa_so
     pa_assert(u->core == c);
     pa_assert(u->on_hotplug);
 
+    notify_subscribers(u);
+
     return route_source_outputs(u, NULL);
 }
 
@@ -880,6 +915,8 @@ static pa_hook_result_t sink_unlink_hook_callback(pa_core *c, pa_sink *sink, str
     if (c->state == PA_CORE_SHUTDOWN)
         return PA_HOOK_OK;
 
+    notify_subscribers(u);
+
     return route_sink_inputs(u, sink);
 }
 
@@ -894,13 +931,13 @@ static pa_hook_result_t source_unlink_hook_callback(pa_core *c, pa_source *sourc
     if (c->state == PA_CORE_SHUTDOWN)
         return PA_HOOK_OK;
 
+    notify_subscribers(u);
+
     return route_source_outputs(u, source);
 }
 
 
 static void apply_entry(struct userdata *u, const char *name, struct entry *e) {
-    pa_sink *sink;
-    pa_source *source;
     uint32_t idx;
     char *n;
 
@@ -908,30 +945,35 @@ static void apply_entry(struct userdata *u, const char *name, struct entry *e) {
     pa_assert(name);
     pa_assert(e);
 
+    if (!e->user_set_description)
+        return;
+
     if ((n = get_name(name, "sink:"))) {
-        for (sink = pa_idxset_first(u->core->sinks, &idx); sink; sink = pa_idxset_next(u->core->sinks, &idx)) {
-            if (!pa_streq(sink->name, n)) {
+        pa_sink *s;
+        PA_IDXSET_FOREACH(s, u->core->sinks, idx) {
+            if (!pa_streq(s->name, n)) {
                 continue;
             }
 
-            pa_log_info("Setting description for sink %s.", sink->name);
-            pa_sink_set_description(sink, e->description);
+            pa_log_info("Setting description for sink %s to '%s'", s->name, e->description);
+            pa_sink_set_description(s, e->description);
         }
         pa_xfree(n);
     }
     else if ((n = get_name(name, "source:"))) {
-        for (source = pa_idxset_first(u->core->sources, &idx); source; source = pa_idxset_next(u->core->sources, &idx)) {
-            if (!pa_streq(source->name, n)) {
+        pa_source *s;
+        PA_IDXSET_FOREACH(s, u->core->sources, idx) {
+            if (!pa_streq(s->name, n)) {
                 continue;
             }
 
-            if (source->monitor_of) {
-                pa_log_warn("Cowardly refusing to set the description for monitor source %s.", source->name);
+            if (s->monitor_of) {
+                pa_log_warn("Cowardly refusing to set the description for monitor source %s.", s->name);
                 continue;
             }
 
-            pa_log_info("Setting description for source %s.", source->name);
-            pa_source_set_description(source, e->description);
+            pa_log_info("Setting description for source %s to '%s'", s->name, e->description);
+            pa_source_set_description(s, e->description);
         }
         pa_xfree(n);
     }
@@ -989,33 +1031,33 @@ static int extension_cb(pa_native_protocol *p, pa_module *m, pa_native_connectio
 
         if ((e = read_entry(u, name))) {
             uint32_t idx;
-            char *devname;
-            pa_bool_t available = FALSE;
+            char *device_name;
+            uint32_t found_index = PA_INVALID_INDEX;
 
-            if ((devname = get_name(name, "sink:"))) {
+            if ((device_name = get_name(name, "sink:"))) {
                 pa_sink* s;
                 PA_IDXSET_FOREACH(s, u->core->sinks, idx) {
-                    if (strcmp(s->name, devname) == 0) {
-                        available = TRUE;
+                    if (strcmp(s->name, device_name) == 0) {
+                        found_index = s->index;
                         break;
                     }
                 }
-                pa_xfree(devname);
-            } else if ((devname = get_name(name, "source:"))) {
+                pa_xfree(device_name);
+            } else if ((device_name = get_name(name, "source:"))) {
                 pa_source* s;
                 PA_IDXSET_FOREACH(s, u->core->sources, idx) {
-                    if (strcmp(s->name, devname) == 0) {
-                        available = TRUE;
+                    if (strcmp(s->name, device_name) == 0) {
+                        found_index = s->index;
                         break;
                     }
                 }
-                pa_xfree(devname);
+                pa_xfree(device_name);
             }
 
             pa_tagstruct_puts(reply, name);
             pa_tagstruct_puts(reply, e->description);
             pa_tagstruct_puts(reply, e->icon);
-            pa_tagstruct_put_boolean(reply, available);
+            pa_tagstruct_putu32(reply, found_index);
             pa_tagstruct_putu32(reply, NUM_ROLES);
 
             for (uint32_t i = ROLE_NONE; i < NUM_ROLES; ++i) {
@@ -1046,10 +1088,11 @@ static int extension_cb(pa_native_protocol *p, pa_module *m, pa_native_connectio
         if (!device || !*device || !description || !*description)
           goto fail;
 
-        if ((e = read_entry(u, device)) && ENTRY_VERSION == e->version) {
+        if ((e = read_entry(u, device))) {
             pa_datum key, data;
 
             pa_strlcpy(e->description, description, sizeof(e->description));
+            e->user_set_description = TRUE;
 
             key.data = (char *) device;
             key.size = strlen(device);
@@ -1109,115 +1152,196 @@ static int extension_cb(pa_native_protocol *p, pa_module *m, pa_native_connectio
         break;
     }
 
-    case SUBCOMMAND_PREFER_DEVICE:
-    case SUBCOMMAND_DEFER_DEVICE: {
+    case SUBCOMMAND_REORDER: {
 
-        const char *role, *device;
+        const char *role;
         struct entry *e;
-        uint32_t role_index;
+        uint32_t role_index, n_devices;
+        pa_datum key, data;
+        pa_bool_t done, sink_mode = TRUE;
+        struct device_t { uint32_t prio; char *device; };
+        struct device_t *device;
+        struct device_t **devices;
+        uint32_t i, idx, offset;
+        pa_hashmap *h;
+        /*void *state;*/
+        pa_bool_t first;
 
         if (pa_tagstruct_gets(t, &role) < 0 ||
-            pa_tagstruct_gets(t, &device) < 0)
+            pa_tagstruct_getu32(t, &n_devices) < 0 ||
+            n_devices < 1)
             goto fail;
 
-        if (!role || !device || !*device)
+        if (PA_INVALID_INDEX == (role_index = get_role_index(role)))
             goto fail;
 
-        role_index = get_role_index(role);
-        if (PA_INVALID_INDEX == role_index)
-            goto fail;
-
-        if ((e = read_entry(u, device)) && ENTRY_VERSION == e->version) {
-            pa_datum key, data;
-            pa_bool_t done;
-            char* prefix = NULL;
-            uint32_t priority;
-            pa_bool_t haschanged = FALSE;
-
-            if (strncmp(device, "sink:", 5) == 0)
-                prefix = pa_xstrdup("sink:");
-            else if (strncmp(device, "source:", 7) == 0)
-                prefix = pa_xstrdup("source:");
+        /* Cycle through the devices given and make sure they exist */
+        h = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
+        first = TRUE;
+        idx = 0;
+        for (i = 0; i < n_devices; ++i) {
+            const char *s;
+            if (pa_tagstruct_gets(t, &s) < 0) {
+                while ((device = pa_hashmap_steal_first(h))) {
+                    pa_xfree(device->device);
+                    pa_xfree(device);
+                }
 
-            if (!prefix)
+                pa_hashmap_free(h, NULL, NULL);
+                pa_log_error("Protocol error on reorder");
                 goto fail;
+            }
 
-            priority = e->priority[role_index];
-
-            /* Now we need to load up all the other entries of this type and shuffle the priroities around */
+            /* Ensure this is a valid entry */
+            if (!(e = read_entry(u, s))) {
+                while ((device = pa_hashmap_steal_first(h))) {
+                    pa_xfree(device->device);
+                    pa_xfree(device);
+                }
 
-            done = !pa_database_first(u->database, &key, NULL);
+                pa_hashmap_free(h, NULL, NULL);
+                pa_log_error("Client specified an unknown device in it's reorder list.");
+                goto fail;
+            }
+            pa_xfree(e);
 
-            while (!done && !haschanged) {
-                pa_datum next_key;
+            if (first) {
+                first = FALSE;
+                sink_mode = (0 == strncmp("sink:", s, 5));
+            } else if ((sink_mode && 0 != strncmp("sink:", s, 5)) || (!sink_mode && 0 != strncmp("source:", s, 7))) {
+                while ((device = pa_hashmap_steal_first(h))) {
+                    pa_xfree(device->device);
+                    pa_xfree(device);
+                }
 
-                done = !pa_database_next(u->database, &key, &next_key, NULL);
+                pa_hashmap_free(h, NULL, NULL);
+                pa_log_error("Attempted to reorder mixed devices (sinks and sources)");
+                goto fail;
+            }
 
-                /* Only read devices with the right prefix */
-                if (key.size > strlen(prefix) && strncmp(key.data, prefix, strlen(prefix)) == 0) {
-                    char *name;
-                    struct entry *e2;
+            /* Add the device to our hashmap. If it's alredy in it, free it now and carry on */
+            device = pa_xnew(struct device_t, 1);
+            device->device = pa_xstrdup(s);
+            if (pa_hashmap_put(h, device->device, device) == 0) {
+                device->prio = idx;
+                idx++;
+            } else {
+                pa_xfree(device->device);
+                pa_xfree(device);
+            }
+        }
 
-                    name = pa_xstrndup(key.data, key.size);
+        /*pa_log_debug("Hashmap contents (received from client)");
+        PA_HASHMAP_FOREACH(device, h, state) {
+            pa_log_debug("  - %s (%d)", device->device, device->prio);
+        }*/
 
-                    if ((e2 = read_entry(u, name))) {
-                        if (SUBCOMMAND_PREFER_DEVICE == command) {
-                            /* PREFER */
-                            if (e2->priority[role_index] == (priority - 1)) {
-                                e2->priority[role_index]++;
-                                haschanged = TRUE;
-                            }
-                        } else {
-                            /* DEFER */
-                            if (e2->priority[role_index] == (priority + 1)) {
-                                e2->priority[role_index]--;
-                                haschanged = TRUE;
-                            }
-                        }
-
-                        if (haschanged) {
-                            data.data = e2;
-                            data.size = sizeof(*e2);
+        /* Now cycle through our list and add all the devices.
+           This has the effect of addign in any in our DB,
+           not specified in the device list (and thus will be
+           tacked on at the end) */
+        offset = idx;
+        done = !pa_database_first(u->database, &key, NULL);
 
-                            if (pa_database_set(u->database, &key, &data, TRUE))
-                                pa_log_warn("Could not save device");
-                        }
+        while (!done && idx < 256) {
+            pa_datum next_key;
 
-                        pa_xfree(e2);
-                    }
+            done = !pa_database_next(u->database, &key, &next_key, NULL);
 
-                    pa_xfree(name);
+            device = pa_xnew(struct device_t, 1);
+            device->device = pa_xstrndup(key.data, key.size);
+            if ((sink_mode && 0 == strncmp("sink:", device->device, 5))
+                || (!sink_mode && 0 == strncmp("source:", device->device, 7))) {
+
+                /* Add the device to our hashmap. If it's alredy in it, free it now and carry on */
+                if (pa_hashmap_put(h, device->device, device) == 0
+                    && (e = read_entry(u, device->device))) {
+                    /* We add offset on to the existing priorirty so that when we order, the
+                       existing entries are always lower priority than the new ones. */
+                    device->prio = (offset + e->priority[role_index]);
+                    pa_xfree(e);
                 }
-
-                pa_datum_free(&key);
-                key = next_key;
+                else {
+                    pa_xfree(device->device);
+                    pa_xfree(device);
+                }
+            } else {
+                pa_xfree(device->device);
+                pa_xfree(device);
             }
 
-            /* Now write out our actual entry */
-            if (haschanged) {
-                if (SUBCOMMAND_PREFER_DEVICE == command)
-                    e->priority[role_index]--;
-                else
-                    e->priority[role_index]++;
+            pa_datum_free(&key);
 
-                key.data = (char *) device;
-                key.size = strlen(device);
+            key = next_key;
+        }
 
-                data.data = e;
-                data.size = sizeof(*e);
+        /*pa_log_debug("Hashmap contents (combined with database)");
+        PA_HASHMAP_FOREACH(device, h, state) {
+            pa_log_debug("  - %s (%d)", device->device, device->prio);
+        }*/
+
+        /* Now we put all the entries in a simple list for sorting it. */
+        n_devices = pa_hashmap_size(h);
+        devices = pa_xnew(struct device_t *,  n_devices);
+        idx = 0;
+        while ((device = pa_hashmap_steal_first(h))) {
+            devices[idx++] = device;
+        }
+        pa_hashmap_free(h, NULL, NULL);
+
+        /* Simple bubble sort */
+        for (i = 0; i < n_devices; ++i) {
+            for (uint32_t j = i; j < n_devices; ++j) {
+                if (devices[i]->prio > devices[j]->prio) {
+                    struct device_t *tmp;
+                    tmp = devices[i];
+                    devices[i] = devices[j];
+                    devices[j] = tmp;
+                }
+            }
+        }
 
-                if (pa_database_set(u->database, &key, &data, TRUE))
-                    pa_log_warn("Could not save device");
+        /*pa_log_debug("Sorted device list");
+        for (i = 0; i < n_devices; ++i) {
+            pa_log_debug("  - %s (%d)", devices[i]->device, devices[i]->prio);
+        }*/
+
+        /* Go through in order and write the new entry and cleanup our own list */
+        idx = 1;
+        first = TRUE;
+        for (i = 0; i < n_devices; ++i) {
+            if ((e = read_entry(u, devices[i]->device))) {
+                if (e->priority[role_index] == idx)
+                    idx++;
+                else {
+                    e->priority[role_index] = idx;
+
+                    key.data = (char *) devices[i]->device;
+                    key.size = strlen(devices[i]->device);
+
+                    data.data = e;
+                    data.size = sizeof(*e);
+
+                    if (pa_database_set(u->database, &key, &data, TRUE) == 0) {
+                        first = FALSE;
+                        idx++;
+                    }
+                }
 
-                trigger_save(u);
+                pa_xfree(e);
             }
+            pa_xfree(devices[i]->device);
+            pa_xfree(devices[i]);
+        }
 
-            pa_xfree(e);
+        if (!first) {
+            trigger_save(u);
 
-            pa_xfree(prefix);
+            if (sink_mode)
+                route_sink_inputs(u, NULL);
+            else
+                route_source_outputs(u, NULL);
         }
-        else
-            pa_log_warn("Could not reorder device %s, no entry in database", device);
 
         break;
     }
@@ -1262,6 +1386,11 @@ static pa_hook_result_t connection_unlink_hook_cb(pa_native_protocol *p, pa_nati
     return PA_HOOK_OK;
 }
 
+struct prioritised_indexes {
+    uint32_t index;
+    int32_t priority;
+};
+
 int pa__init(pa_module*m) {
     pa_modargs *ma = NULL;
     struct userdata *u;
@@ -1270,6 +1399,7 @@ int pa__init(pa_module*m) {
     pa_source *source;
     uint32_t idx;
     pa_bool_t do_routing = FALSE, on_hotplug = TRUE, on_rescue = TRUE;
+    uint32_t total_devices;
 
     pa_assert(m);
 
@@ -1305,20 +1435,20 @@ int pa__init(pa_module*m) {
     u->source_new_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_NEW], PA_HOOK_EARLY, (pa_hook_cb_t) source_new_hook_callback, u);
 
     /* The following slots are used to deal with routing */
-    /* A little bit later than module-stream-restore, module-intended-roles */
-    u->sink_input_new_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_NEW], PA_HOOK_EARLY+15, (pa_hook_cb_t) sink_input_new_hook_callback, u);
-    u->source_output_new_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_NEW], PA_HOOK_EARLY+15, (pa_hook_cb_t) source_output_new_hook_callback, u);
+    /* A little bit later than module-stream-restore, but before module-intended-roles */
+    u->sink_input_new_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_NEW], PA_HOOK_EARLY+5, (pa_hook_cb_t) sink_input_new_hook_callback, u);
+    u->source_output_new_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_NEW], PA_HOOK_EARLY+5, (pa_hook_cb_t) source_output_new_hook_callback, u);
 
     if (on_hotplug) {
-        /* A little bit later than module-stream-restore, module-intended-roles */
-        u->sink_put_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_PUT], PA_HOOK_LATE+15, (pa_hook_cb_t) sink_put_hook_callback, u);
-        u->source_put_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_PUT], PA_HOOK_LATE+15, (pa_hook_cb_t) source_put_hook_callback, u);
+        /* A little bit later than module-stream-restore, but before module-intended-roles */
+        u->sink_put_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_PUT], PA_HOOK_LATE+5, (pa_hook_cb_t) sink_put_hook_callback, u);
+        u->source_put_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_PUT], PA_HOOK_LATE+5, (pa_hook_cb_t) source_put_hook_callback, u);
     }
 
     if (on_rescue) {
-        /* A little bit later than module-stream-restore, module-intended-roles, a little bit earlier than module-rescue-streams, ... */
-        u->sink_unlink_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_UNLINK], PA_HOOK_LATE+15, (pa_hook_cb_t) sink_unlink_hook_callback, u);
-        u->source_unlink_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_UNLINK], PA_HOOK_LATE+15, (pa_hook_cb_t) source_unlink_hook_callback, u);
+        /* A little bit later than module-stream-restore, a little bit earlier than module-intended-roles, module-rescue-streams, ... */
+        u->sink_unlink_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_UNLINK], PA_HOOK_LATE+5, (pa_hook_cb_t) sink_unlink_hook_callback, u);
+        u->source_unlink_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_UNLINK], PA_HOOK_LATE+5, (pa_hook_cb_t) source_unlink_hook_callback, u);
     }
 
     if (!(fname = pa_state_path("device-manager", TRUE)))
@@ -1330,17 +1460,69 @@ int pa__init(pa_module*m) {
         goto fail;
     }
 
-    pa_log_info("Sucessfully opened database file '%s'.", fname);
+    pa_log_info("Successfully opened database file '%s'.", fname);
     pa_xfree(fname);
 
-    /* We cycle over all the available sinks so that they are added to our database if they are not in it yet */
-    PA_IDXSET_FOREACH(sink, m->core->sinks, idx)
-        subscribe_callback(m->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_NEW, sink->index, u);
+    /* Attempt to inject the devices into the list in priority order */
+    total_devices = PA_MAX(pa_idxset_size(m->core->sinks), pa_idxset_size(m->core->sources));
+    if (total_devices > 0 && total_devices < 128) {
+        uint32_t i;
+        struct prioritised_indexes p_i[128];
+
+        /* We cycle over all the available sinks so that they are added to our database if they are not in it yet */
+        i = 0;
+        PA_IDXSET_FOREACH(sink, m->core->sinks, idx) {
+            pa_log_debug("Found sink index %u", sink->index);
+            p_i[i  ].index = sink->index;
+            p_i[i++].priority = sink->priority;
+        }
+        /* Bubble sort it (only really useful for first time creation) */
+        if (i > 1)
+          for (uint32_t j = 0; j < i; ++j)
+              for (uint32_t k = 0; k < i; ++k)
+                  if (p_i[j].priority > p_i[k].priority) {
+                      struct prioritised_indexes tmp_pi = p_i[k];
+                      p_i[k] = p_i[j];
+                      p_i[j] = tmp_pi;
+                  }
+        /* Register it */
+        for (uint32_t j = 0; j < i; ++j)
+            subscribe_callback(m->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_NEW, p_i[j].index, u);
+
+
+        /* We cycle over all the available sources so that they are added to our database if they are not in it yet */
+        i = 0;
+        PA_IDXSET_FOREACH(source, m->core->sources, idx) {
+            p_i[i  ].index = source->index;
+            p_i[i++].priority = source->priority;
+        }
+        /* Bubble sort it (only really useful for first time creation) */
+        if (i > 1)
+          for (uint32_t j = 0; j < i; ++j)
+              for (uint32_t k = 0; k < i; ++k)
+                  if (p_i[j].priority > p_i[k].priority) {
+                      struct prioritised_indexes tmp_pi = p_i[k];
+                      p_i[k] = p_i[j];
+                      p_i[j] = tmp_pi;
+                  }
+        /* Register it */
+        for (uint32_t j = 0; j < i; ++j)
+            subscribe_callback(m->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_NEW, p_i[j].index, u);
+    }
+    else if (total_devices > 0) {
+        /* This user has a *lot* of devices... */
+        PA_IDXSET_FOREACH(sink, m->core->sinks, idx)
+            subscribe_callback(m->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_NEW, sink->index, u);
 
-    PA_IDXSET_FOREACH(source, m->core->sources, idx)
-        subscribe_callback(m->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_NEW, source->index, u);
+        PA_IDXSET_FOREACH(source, m->core->sources, idx)
+            subscribe_callback(m->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_NEW, source->index, u);
+    }
 
     /* Perform the routing (if it's enabled) which will update our priority list cache too */
+    for (uint32_t i = 0; i < NUM_ROLES; ++i) {
+        u->preferred_sinks[i] = u->preferred_sources[i] = PA_INVALID_INDEX;
+    }
+
     route_sink_inputs(u, NULL);
     route_source_outputs(u, NULL);
 
@@ -1357,7 +1539,7 @@ fail:
     if (ma)
         pa_modargs_free(ma);
 
-    return  -1;
+    return -1;
 }
 
 void pa__done(pa_module*m) {
@@ -1391,6 +1573,9 @@ void pa__done(pa_module*m) {
     if (u->source_unlink_hook_slot)
         pa_hook_slot_free(u->source_unlink_hook_slot);
 
+    if (u->connection_unlink_hook_slot)
+        pa_hook_slot_free(u->connection_unlink_hook_slot);
+
     if (u->save_time_event)
         u->core->mainloop->time_free(u->save_time_event);