118 lines
2.9 KiB
C
118 lines
2.9 KiB
C
/* Copyright (c), Niclas Meyer <niclas@countingsort.com>
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at https://mozilla.org/MPL/2.0/.
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*/
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#include "luak/ipc.h"
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#include <lauxlib.h>
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#include <wlr/util/log.h>
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#include "kiwmi-ipc-protocol.h"
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#include "luak/luak.h"
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static void
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ipc_eval(
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struct wl_client *client,
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struct wl_resource *resource,
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uint32_t id,
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const char *message)
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{
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struct kiwmi_server *server = wl_resource_get_user_data(resource);
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struct wl_resource *command_resource =
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wl_resource_create(client, &kiwmi_command_interface, 1, id);
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lua_State *L = server->lua->L;
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int top = lua_gettop(L);
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lua_pushboolean(L, true);
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lua_setglobal(L, "FROM_KIWMIC");
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if (luaL_dostring(L, message)) {
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const char *error = lua_tostring(L, -1);
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wlr_log(WLR_ERROR, "Error running IPC command: %s", error);
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kiwmi_command_send_done(
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command_resource, KIWMI_COMMAND_ERROR_FAILURE, error);
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lua_pop(L, 1);
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lua_pushboolean(L, false);
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lua_setglobal(L, "FROM_KIWMIC");
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return;
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}
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lua_pushboolean(L, false);
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lua_setglobal(L, "FROM_KIWMIC");
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int results = top - lua_gettop(L);
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if (results == 0) {
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kiwmi_command_send_done(
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command_resource, KIWMI_COMMAND_ERROR_SUCCESS, "");
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} else {
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lua_getglobal(L, "tostring");
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lua_insert(L, -2);
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if (lua_pcall(L, 1, 1, 0)) {
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const char *error = lua_tostring(L, -1);
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wlr_log(WLR_ERROR, "Error running IPC command: %s", error);
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kiwmi_command_send_done(
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command_resource, KIWMI_COMMAND_ERROR_FAILURE, error);
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lua_pop(L, 1);
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return;
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}
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kiwmi_command_send_done(
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command_resource, KIWMI_COMMAND_ERROR_SUCCESS, lua_tostring(L, -1));
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}
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lua_pop(L, results);
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}
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static const struct kiwmi_ipc_interface kiwmi_ipc_implementation = {
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.eval = ipc_eval,
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};
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static void
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kiwmi_server_resource_destroy(struct wl_resource *UNUSED(resource))
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{
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// EMPTY
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}
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static void
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ipc_server_bind(
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struct wl_client *client,
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void *data,
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uint32_t version,
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uint32_t id)
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{
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struct kiwmi_server *server = data;
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struct wl_resource *resource =
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wl_resource_create(client, &kiwmi_ipc_interface, version, id);
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if (!resource) {
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wl_client_post_no_memory(client);
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return;
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}
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wl_resource_set_implementation(
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resource,
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&kiwmi_ipc_implementation,
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server,
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kiwmi_server_resource_destroy);
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}
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bool
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luaK_ipc_init(struct kiwmi_server *server, struct kiwmi_lua *lua)
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{
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lua->global = wl_global_create(
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server->wl_display, &kiwmi_ipc_interface, 1, server, ipc_server_bind);
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if (!lua->global) {
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wlr_log(WLR_ERROR, "Failed to create IPC global");
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return false;
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}
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return true;
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}
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