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extend key action routing for general action contexts 

this allows authorized clients to activate validated actions
This commit is contained in:
Mike Blumenkrantz 2017-08-04 16:23:39 -04:00
parent 8748b197fa
commit 862b02adc8
3 changed files with 180 additions and 18 deletions
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3
src/bin/e_comp_wl.h
View File

@ -425,6 +425,9 @@ E_API void e_comp_wl_extension_relative_motion_event(uint64_t time_usec, double
E_API void e_comp_wl_extension_pointer_constraints_commit(E_Client *ec);
E_API Eina_Bool e_comp_wl_extension_pointer_constraints_update(E_Client *ec, int x, int y);
E_API void e_comp_wl_extension_pointer_unconstrain(E_Client *ec);
E_API void e_comp_wl_extension_action_route_pid_allowed_set(uint32_t pid, Eina_Bool allow);
E_API void
e_policy_wl_aux_message_send(E_Client *ec,

165
src/bin/e_comp_wl_extensions.c
View File

@ -574,9 +574,9 @@ _e_comp_wl_zwp_pointer_constraints_v1_confine_pointer(struct wl_client *client,
extern E_Action *(*e_binding_key_list_cb)(E_Binding_Context, Ecore_Event_Key*, E_Binding_Modifier, E_Binding_Key **);
static Eina_Hash *key_bindings;
typedef struct Action_Route
typedef struct Action_Route_Key
{
union
struct
{
E_Binding_Key key;
} binding;
@ -584,13 +584,23 @@ typedef struct Action_Route
uint32_t state;
struct wl_resource *res;
struct wl_resource *surface;
} Action_Route;
} Action_Route_Key;
typedef struct Action_Route_Bind
{
E_Action *action;
uint32_t state;
struct wl_resource *res;
Evas_Object *end_obj;
} Action_Route_Bind;
static Eina_Hash *allowed_pids;
static E_Action *
_action_route_key_list_cb(E_Binding_Context ctxt, Ecore_Event_Key *ev, E_Binding_Modifier mod, E_Binding_Key **bind_ret)
{
Eina_List *l, *ll;
Action_Route *ar;
Action_Route_Key *ar;
E_Binding_Key *binding;
if (bind_ret) *bind_ret = NULL;
@ -651,9 +661,9 @@ _action_route_key_list_cb(E_Binding_Context ctxt, Ecore_Event_Key *ev, E_Binding
}
static Eina_Bool
_action_route_is_allowed(const char *action, const char *params)
_action_route_key_is_allowed(const char *action EINA_UNUSED, const char *params EINA_UNUSED)
{
/* FIXME: allow 1-2 bindings maybe */
/* FIXME: no users of this yet... */
return EINA_FALSE;
}
@ -669,10 +679,10 @@ _action_route_can_override(const E_Binding_Key *binding)
}
static void
_e_comp_wl_action_route_grab_del(struct wl_resource *resource)
_e_comp_wl_action_route_key_grab_del(struct wl_resource *resource)
{
Eina_List *l, *ll;
Action_Route *ar;
Action_Route_Key *ar;
Eina_Bool update;
/* FIXME: delete active actions? */
@ -697,14 +707,14 @@ _e_comp_wl_action_route_grab_del(struct wl_resource *resource)
}
static void
_e_comp_wl_action_route_grab_destroy(struct wl_client *client EINA_UNUSED, struct wl_resource *resource)
_e_comp_wl_action_route_key_grab_destroy(struct wl_client *client EINA_UNUSED, struct wl_resource *resource)
{
_e_comp_wl_action_route_grab_del(resource);
wl_resource_destroy(resource);
}
static const struct action_route_key_grab_interface _e_action_route_grab_interface =
static const struct action_route_key_grab_interface _e_action_route_key_grab_interface =
{
_e_comp_wl_action_route_grab_destroy,
_e_comp_wl_action_route_key_grab_destroy,
};
static void
@ -720,7 +730,7 @@ _e_comp_wl_action_route_grab_key(struct wl_client *client, struct wl_resource *r
struct wl_resource *rt;
E_Binding_Key *binding;
Eina_List *l, *ll;
Action_Route *ar, *lar;
Action_Route_Key *ar, *lar;
E_Binding_Context ctxt = E_BINDING_CONTEXT_WINDOW;
rt = wl_resource_create(client, &action_route_key_grab_interface, 1, id);
@ -730,16 +740,16 @@ _e_comp_wl_action_route_grab_key(struct wl_client *client, struct wl_resource *r
wl_client_post_no_memory(client);
return;
}
wl_resource_set_implementation(rt, &_e_action_route_grab_interface, NULL,
_e_comp_wl_action_route_grab_del);
wl_resource_set_implementation(rt, &_e_action_route_key_grab_interface, NULL,
_e_comp_wl_action_route_key_grab_del);
binding = e_bindings_key_find(key, modifiers, 0);
if ((!_action_route_is_allowed(action, params)) || (!_action_route_can_override(binding)))
if ((!_action_route_key_is_allowed(action, params)) || (!_action_route_can_override(binding)))
{
action_route_key_grab_send_status(rt, ACTION_ROUTE_KEY_GRAB_STATE_REJECTED);
wl_resource_destroy(rt);
return;
}
ar = E_NEW(Action_Route, 1);
ar = E_NEW(Action_Route_Key, 1);
ar->mode = mode;
ar->res = rt;
ar->surface = surface;
@ -782,6 +792,126 @@ _e_comp_wl_action_route_grab_key(struct wl_client *client, struct wl_resource *r
action_route_key_grab_send_status(ar->res, ar->state);
}
static void
_e_comp_wl_action_route_bind_menu_end(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Action_Route_Bind *ar = data;
evas_object_event_callback_del_full(obj, EVAS_CALLBACK_HIDE,
_e_comp_wl_action_route_bind_menu_end, ar);
action_route_bind_send_end(ar->res);
}
static void
_e_comp_wl_action_route_bind_action_del(struct wl_resource *resource)
{
Action_Route_Bind *ar = wl_resource_get_user_data(resource);
if (strstr(ar->action->name, "menu"))
{
E_Menu *m = e_menu_active_get();
if (!m) return;
evas_object_event_callback_del_full(m->comp_object, EVAS_CALLBACK_HIDE,
_e_comp_wl_action_route_bind_menu_end, ar);
}
e_object_unref(E_OBJECT(ar->action));
free(ar);
}
static void
_e_comp_wl_action_route_bind_action_activate(struct wl_client *client EINA_UNUSED, struct wl_resource *resource, const char *params)
{
Action_Route_Bind *ar = wl_resource_get_user_data(resource);
if (!ar) return;
ar->action->func.go(NULL, params);
if (strstr(ar->action->name, "menu"))
{
E_Menu *m = e_menu_active_get();
if (!m) return;
evas_object_event_callback_add(m->comp_object, EVAS_CALLBACK_HIDE,
_e_comp_wl_action_route_bind_menu_end, ar);
}
}
static void
_e_comp_wl_action_route_bind_action_destroy(struct wl_client *client EINA_UNUSED, struct wl_resource *resource)
{
wl_resource_destroy(resource);
}
static const struct action_route_bind_interface _e_action_route_bind_action_interface =
{
_e_comp_wl_action_route_bind_action_activate,
_e_comp_wl_action_route_bind_action_destroy,
};
static E_Action *
_action_route_bind_is_allowed(int32_t pid, const char *action)
{
const char **b, *blacklist[] =
{
"exit_now",
"halt_now",
"suspend_now",
"hibernate_now",
NULL,
};
if (!allowed_pids) return NULL;
if (!eina_hash_find(allowed_pids, &pid)) return NULL;
if ((!action[0])) return NULL;
if (!strncmp(action, "module_", sizeof("module_") - 1)) return NULL;
for (b = blacklist; *b; b++)
if (eina_streq(*b, action)) return NULL;
return e_action_find(action);
}
static void
_e_comp_wl_action_route_bind_action(struct wl_client *client, struct wl_resource *resource EINA_UNUSED,
uint32_t id,
const char *action)
{
struct wl_resource *rt;
Action_Route_Bind *ar;
E_Action *act;
int32_t pid;
rt = wl_resource_create(client, &action_route_bind_interface, 1, id);
if (!rt)
{
ERR("Could not create action route");
wl_client_post_no_memory(client);
return;
}
wl_resource_set_implementation(rt, &_e_action_route_bind_action_interface, NULL,
_e_comp_wl_action_route_bind_action_del);
wl_client_get_credentials(client, &pid, NULL, NULL);
act = _action_route_bind_is_allowed(pid, action);
if (!act)
{
action_route_bind_send_status(rt, ACTION_ROUTE_BIND_STATE_REJECTED);
wl_resource_destroy(rt);
return;
}
ar = E_NEW(Action_Route_Bind, 1);
ar->res = rt;
ar->action = act;
e_object_ref(E_OBJECT(act));
ar->state = ACTION_ROUTE_BIND_STATE_ACTIVE;
wl_resource_set_user_data(rt, ar);
action_route_bind_send_status(ar->res, ar->state);
}
E_API void
e_comp_wl_extension_action_route_pid_allowed_set(uint32_t pid, Eina_Bool allow)
{
if (!allowed_pids)
allowed_pids = eina_hash_int32_new(NULL);
if (allow)
eina_hash_add(allowed_pids, &pid, (void*)1);
else
eina_hash_del_by_key(allowed_pids, &pid);
}
/////////////////////////////////////////////////////////
static const struct zwp_e_session_recovery_interface _e_session_recovery_interface =
@ -823,6 +953,7 @@ static const struct zwp_pointer_constraints_v1_interface _e_zwp_pointer_constrai
static const struct action_route_interface _e_action_route_interface =
{
_e_comp_wl_action_route_bind_action,
_e_comp_wl_action_route_grab_key,
};

30
src/protocol/action_route.xml
View File

@ -19,6 +19,12 @@
<entry name="win" value="8"></entry>
<entry name="altgr" value="16"></entry>
</enum>
<request name="bind_action">
<description summary="Request a new grab for a key press">
</description>
<arg name="id" type="new_id" interface="action_route_bind"/>
<arg name="action" type="string"/>
</request>
<request name="grab_key">
<description summary="Request a new grab for a key press">
</description>
@ -28,9 +34,31 @@
<arg name="mode" type="uint"/>
<arg name="modifiers" type="uint"/>
<arg name="action" type="string"/>
<arg name="params" type="string"/>
<arg name="params" type="string" allow-null="true"/>
</request>
</interface>
<interface name="action_route_bind" version="1">
<enum name="state">
<entry name="Rejected" value="0"></entry>
<entry name="Active" value="1"></entry>
<entry name="Queued" value="2"></entry>
</enum>
<event name="status">
<description summary="Status update on a bind request"></description>
<arg name="state" type="uint"/>
</event>
<request name="activate">
<description summary="Activate a bind"/>
<arg name="params" type="string" allow-null="true"/>
</request>
<request name="destroy" type="destructor">
<description summary="Destroy a requested bind">
</description>
</request>
<event name="end">
<description summary="The bind has completed execution"/>
</event>
</interface>
<interface name="action_route_key_grab" version="1">
<enum name="state">
<entry name="Rejected" value="0"></entry>