From 55944e5e40b1be2afc4855d8d2baf4b73d1876b5 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 10 Apr 2024 22:49:52 +0200 Subject: Adding upstream version 255.4. Signed-off-by: Daniel Baumann --- src/locale/kbd-model-map | 72 ++ src/locale/language-fallback-map | 13 + src/locale/localectl.c | 535 +++++++++++++ src/locale/localed-util.c | 1161 ++++++++++++++++++++++++++++ src/locale/localed-util.h | 80 ++ src/locale/localed.c | 680 ++++++++++++++++ src/locale/meson.build | 62 ++ src/locale/org.freedesktop.locale1.conf | 29 + src/locale/org.freedesktop.locale1.policy | 42 + src/locale/org.freedesktop.locale1.service | 14 + src/locale/test-localed-util.c | 236 ++++++ src/locale/xkbcommon-util.c | 80 ++ src/locale/xkbcommon-util.h | 30 + 13 files changed, 3034 insertions(+) create mode 100644 src/locale/kbd-model-map create mode 100644 src/locale/language-fallback-map create mode 100644 src/locale/localectl.c create mode 100644 src/locale/localed-util.c create mode 100644 src/locale/localed-util.h create mode 100644 src/locale/localed.c create mode 100644 src/locale/meson.build create mode 100644 src/locale/org.freedesktop.locale1.conf create mode 100644 src/locale/org.freedesktop.locale1.policy create mode 100644 src/locale/org.freedesktop.locale1.service create mode 100644 src/locale/test-localed-util.c create mode 100644 src/locale/xkbcommon-util.c create mode 100644 src/locale/xkbcommon-util.h (limited to 'src/locale') diff --git a/src/locale/kbd-model-map b/src/locale/kbd-model-map new file mode 100644 index 0000000..279d1a3 --- /dev/null +++ b/src/locale/kbd-model-map @@ -0,0 +1,72 @@ +# Originally generated from system-config-keyboard's model list. +# consolelayout xlayout xmodel xvariant xoptions +sg ch pc105 de_nodeadkeys terminate:ctrl_alt_bksp +nl nl pc105 - terminate:ctrl_alt_bksp +mk-utf mk,us pc105 - terminate:ctrl_alt_bksp,grp:shifts_toggle,grp_led:scroll +trq tr pc105 - terminate:ctrl_alt_bksp +uk gb pc105 - terminate:ctrl_alt_bksp +is-latin1 is pc105 - terminate:ctrl_alt_bksp +de de pc105 - terminate:ctrl_alt_bksp +la-latin1 latam pc105 - terminate:ctrl_alt_bksp +us us pc105+inet - terminate:ctrl_alt_bksp +ko kr pc105 - terminate:ctrl_alt_bksp +ro-std ro pc105 std terminate:ctrl_alt_bksp +de-latin1 de pc105 - terminate:ctrl_alt_bksp +slovene si pc105 - terminate:ctrl_alt_bksp +hu hu pc105 - terminate:ctrl_alt_bksp +jp106 jp jp106 - terminate:ctrl_alt_bksp +croat hr pc105 - terminate:ctrl_alt_bksp +it2 it pc105 - terminate:ctrl_alt_bksp +hu101 hu pc105 qwerty terminate:ctrl_alt_bksp +sr-latin rs pc105 latin terminate:ctrl_alt_bksp +fi fi pc105 - terminate:ctrl_alt_bksp +fr_CH ch pc105 fr terminate:ctrl_alt_bksp +dk-latin1 dk pc105 - terminate:ctrl_alt_bksp +fr fr pc105 - terminate:ctrl_alt_bksp +it it pc105 - terminate:ctrl_alt_bksp +ua-utf ua,us pc105 - terminate:ctrl_alt_bksp,grp:shifts_toggle,grp_led:scroll +fr-latin1 fr pc105 - terminate:ctrl_alt_bksp +sg-latin1 ch pc105 de_nodeadkeys terminate:ctrl_alt_bksp +be-latin1 be pc105 - terminate:ctrl_alt_bksp +dk dk pc105 - terminate:ctrl_alt_bksp +fr-pc fr pc105 - terminate:ctrl_alt_bksp +bg_pho-utf8 bg,us pc105 ,phonetic terminate:ctrl_alt_bksp,grp:shifts_toggle,grp_led:scroll +it-ibm it pc105 - terminate:ctrl_alt_bksp +cz-us-qwertz cz,us pc105 - terminate:ctrl_alt_bksp,grp:shifts_toggle,grp_led:scroll +cz-qwerty cz,us pc105 qwerty, terminate:ctrl_alt_bksp,grp:shifts_toggle,grp_led:scroll +br-abnt2 br abnt2 - terminate:ctrl_alt_bksp +ro ro pc105 - terminate:ctrl_alt_bksp +us-acentos us pc105 intl terminate:ctrl_alt_bksp +pt-latin1 pt pc105 - terminate:ctrl_alt_bksp +ro-std-cedilla ro pc105 std_cedilla terminate:ctrl_alt_bksp +tj_alt-UTF8 tj pc105 - terminate:ctrl_alt_bksp +de-latin1-nodeadkeys de pc105 nodeadkeys terminate:ctrl_alt_bksp +no no pc105 - terminate:ctrl_alt_bksp +bg_bds-utf8 bg,us pc105 - terminate:ctrl_alt_bksp,grp:shifts_toggle,grp_led:scroll +dvorak us pc105 dvorak terminate:ctrl_alt_bksp +dvorak us pc105 dvorak-alt-intl terminate:ctrl_alt_bksp +ru ru,us pc105 - terminate:ctrl_alt_bksp,grp:shifts_toggle,grp_led:scroll +cz-lat2 cz pc105 qwerty terminate:ctrl_alt_bksp +pl2 pl pc105 - terminate:ctrl_alt_bksp +es es pc105 - terminate:ctrl_alt_bksp +ro-cedilla ro pc105 cedilla terminate:ctrl_alt_bksp +ie ie pc105 - terminate:ctrl_alt_bksp +et ee pc105 - terminate:ctrl_alt_bksp +sk-qwerty sk pc105 qwerty terminate:ctrl_alt_bksp +sk-qwertz sk pc105 - terminate:ctrl_alt_bksp +fr-latin9 fr pc105 latin9 terminate:ctrl_alt_bksp +fr_CH-latin1 ch pc105 fr terminate:ctrl_alt_bksp +cf ca pc105 - terminate:ctrl_alt_bksp +sv-latin1 se pc105 - terminate:ctrl_alt_bksp +sr-cy rs pc105 - terminate:ctrl_alt_bksp +gr gr,us pc105 - terminate:ctrl_alt_bksp,grp:shifts_toggle,grp_led:scroll +by by,us pc105 - terminate:ctrl_alt_bksp,grp:shifts_toggle,grp_led:scroll +il il pc105 - terminate:ctrl_alt_bksp +kazakh kz,us pc105 - terminate:ctrl_alt_bksp,grp:shifts_toggle,grp_led:scroll +lt.baltic lt pc105 - terminate:ctrl_alt_bksp +lt.l4 lt pc105 - terminate:ctrl_alt_bksp +lt lt pc105 - terminate:ctrl_alt_bksp +khmer kh,us pc105 - terminate:ctrl_alt_bksp +es-dvorak es microsoftpro dvorak terminate:ctrl_alt_bksp +lv lv pc105 apostrophe terminate:ctrl_alt_bksp +lv-tilde lv pc105 tilde terminate:ctrl_alt_bksp diff --git a/src/locale/language-fallback-map b/src/locale/language-fallback-map new file mode 100644 index 0000000..d0b02a6 --- /dev/null +++ b/src/locale/language-fallback-map @@ -0,0 +1,13 @@ +csb_PL csb:pl +en_AU en_AU:en_GB +en_IE en_IE:en_GB +en_NZ en_NZ:en_GB +en_ZA en_ZA:en_GB +fr_BE fr_BE:fr_FR +fr_CA fr_CA:fr_FR +fr_CH fr_CH:fr_FR +fr_LU fr_LU:fr_FR +it_CH it_CH:it_IT +mai_IN mai:hi +nds_DE nds:de +szl_PL szl:pl diff --git a/src/locale/localectl.c b/src/locale/localectl.c new file mode 100644 index 0000000..3235402 --- /dev/null +++ b/src/locale/localectl.c @@ -0,0 +1,535 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include +#include + +#include "sd-bus.h" + +#include "build.h" +#include "bus-error.h" +#include "bus-locator.h" +#include "bus-map-properties.h" +#include "fd-util.h" +#include "fileio.h" +#include "format-table.h" +#include "kbd-util.h" +#include "locale-setup.h" +#include "main-func.h" +#include "memory-util.h" +#include "pager.h" +#include "pretty-print.h" +#include "proc-cmdline.h" +#include "set.h" +#include "spawn-polkit-agent.h" +#include "strv.h" +#include "terminal-util.h" +#include "verbs.h" +#include "virt.h" + +/* Enough time for locale-gen to finish server-side (in case it is in use) */ +#define LOCALE_SLOW_BUS_CALL_TIMEOUT_USEC (2*USEC_PER_MINUTE) + +static PagerFlags arg_pager_flags = 0; +static bool arg_ask_password = true; +static BusTransport arg_transport = BUS_TRANSPORT_LOCAL; +static const char *arg_host = NULL; +static bool arg_convert = true; + +typedef struct StatusInfo { + char **locale; + const char *vconsole_keymap; + const char *vconsole_keymap_toggle; + const char *x11_layout; + const char *x11_model; + const char *x11_variant; + const char *x11_options; +} StatusInfo; + +static void status_info_clear(StatusInfo *info) { + if (info) { + strv_free(info->locale); + zero(*info); + } +} + +static int print_status_info(StatusInfo *i) { + _cleanup_strv_free_ char **kernel_locale = NULL; + _cleanup_(table_unrefp) Table *table = NULL; + TableCell *cell; + int r; + + assert(i); + + if (arg_transport == BUS_TRANSPORT_LOCAL) { + _cleanup_(locale_context_clear) LocaleContext c = {}; + + r = locale_context_load(&c, LOCALE_LOAD_PROC_CMDLINE); + if (r < 0) + return log_error_errno(r, "Failed to read /proc/cmdline: %m"); + + r = locale_context_build_env(&c, &kernel_locale, NULL); + if (r < 0) + return log_error_errno(r, "Failed to build locale settings from kernel command line: %m"); + } + + table = table_new_vertical(); + if (!table) + return log_oom(); + + assert_se(cell = table_get_cell(table, 0, 0)); + (void) table_set_ellipsize_percent(table, cell, 100); + + table_set_ersatz_string(table, TABLE_ERSATZ_UNSET); + + if (!strv_isempty(kernel_locale)) { + log_warning("Warning: Settings on kernel command line override system locale settings in /etc/locale.conf."); + r = table_add_many(table, + TABLE_FIELD, "Command Line", + TABLE_SET_COLOR, ansi_highlight_yellow(), + TABLE_STRV, kernel_locale, + TABLE_SET_COLOR, ansi_highlight_yellow()); + if (r < 0) + return table_log_add_error(r); + } + + r = table_add_many(table, + TABLE_FIELD, "System Locale", + TABLE_STRV, i->locale, + TABLE_FIELD, "VC Keymap", + TABLE_STRING, i->vconsole_keymap); + if (r < 0) + return table_log_add_error(r); + + if (!isempty(i->vconsole_keymap_toggle)) { + r = table_add_many(table, + TABLE_FIELD, "VC Toggle Keymap", + TABLE_STRING, i->vconsole_keymap_toggle); + if (r < 0) + return table_log_add_error(r); + } + + r = table_add_many(table, + TABLE_FIELD, "X11 Layout", + TABLE_STRING, i->x11_layout); + if (r < 0) + return table_log_add_error(r); + + if (!isempty(i->x11_model)) { + r = table_add_many(table, + TABLE_FIELD, "X11 Model", + TABLE_STRING, i->x11_model); + if (r < 0) + return table_log_add_error(r); + } + + if (!isempty(i->x11_variant)) { + r = table_add_many(table, + TABLE_FIELD, "X11 Variant", + TABLE_STRING, i->x11_variant); + if (r < 0) + return table_log_add_error(r); + } + + if (!isempty(i->x11_options)) { + r = table_add_many(table, + TABLE_FIELD, "X11 Options", + TABLE_STRING, i->x11_options); + if (r < 0) + return table_log_add_error(r); + } + + r = table_print(table, NULL); + if (r < 0) + return table_log_print_error(r); + + return 0; +} + +static int show_status(int argc, char **argv, void *userdata) { + _cleanup_(status_info_clear) StatusInfo info = {}; + static const struct bus_properties_map map[] = { + { "VConsoleKeymap", "s", NULL, offsetof(StatusInfo, vconsole_keymap) }, + { "VConsoleKeymapToggle", "s", NULL, offsetof(StatusInfo, vconsole_keymap_toggle) }, + { "X11Layout", "s", NULL, offsetof(StatusInfo, x11_layout) }, + { "X11Model", "s", NULL, offsetof(StatusInfo, x11_model) }, + { "X11Variant", "s", NULL, offsetof(StatusInfo, x11_variant) }, + { "X11Options", "s", NULL, offsetof(StatusInfo, x11_options) }, + { "Locale", "as", NULL, offsetof(StatusInfo, locale) }, + {} + }; + + _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; + _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; + sd_bus *bus = ASSERT_PTR(userdata); + int r; + + r = bus_map_all_properties(bus, + "org.freedesktop.locale1", + "/org/freedesktop/locale1", + map, + 0, + &error, + &m, + &info); + if (r < 0) + return log_error_errno(r, "Could not get properties: %s", bus_error_message(&error, r)); + + return print_status_info(&info); +} + +static int set_locale(int argc, char **argv, void *userdata) { + _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; + _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; + sd_bus *bus = ASSERT_PTR(userdata); + int r; + + polkit_agent_open_if_enabled(arg_transport, arg_ask_password); + + r = bus_message_new_method_call(bus, &m, bus_locale, "SetLocale"); + if (r < 0) + return bus_log_create_error(r); + + r = sd_bus_message_append_strv(m, argv + 1); + if (r < 0) + return bus_log_create_error(r); + + r = sd_bus_message_append(m, "b", arg_ask_password); + if (r < 0) + return bus_log_create_error(r); + + /* We use a longer timeout for the method call in case localed is running locale-gen */ + r = sd_bus_call(bus, m, LOCALE_SLOW_BUS_CALL_TIMEOUT_USEC, &error, NULL); + if (r < 0) + return log_error_errno(r, "Failed to issue method call: %s", bus_error_message(&error, r)); + + return 0; +} + +static int list_locales(int argc, char **argv, void *userdata) { + _cleanup_strv_free_ char **l = NULL; + int r; + + r = get_locales(&l); + if (r < 0) + return log_error_errno(r, "Failed to read list of locales: %m"); + + pager_open(arg_pager_flags); + strv_print(l); + + return 0; +} + +static int set_vconsole_keymap(int argc, char **argv, void *userdata) { + _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; + const char *map, *toggle_map; + sd_bus *bus = ASSERT_PTR(userdata); + int r; + + polkit_agent_open_if_enabled(arg_transport, arg_ask_password); + + map = argv[1]; + toggle_map = argc > 2 ? argv[2] : ""; + + r = bus_call_method( + bus, + bus_locale, + "SetVConsoleKeyboard", + &error, + NULL, + "ssbb", map, toggle_map, arg_convert, arg_ask_password); + if (r < 0) + return log_error_errno(r, "Failed to set keymap: %s", bus_error_message(&error, r)); + + return 0; +} + +static int list_vconsole_keymaps(int argc, char **argv, void *userdata) { + _cleanup_strv_free_ char **l = NULL; + int r; + + r = get_keymaps(&l); + if (r < 0) + return log_error_errno(r, "Failed to read list of keymaps: %m"); + + pager_open(arg_pager_flags); + + strv_print(l); + + return 0; +} + +static int set_x11_keymap(int argc, char **argv, void *userdata) { + _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; + const char *layout, *model, *variant, *options; + sd_bus *bus = userdata; + int r; + + polkit_agent_open_if_enabled(arg_transport, arg_ask_password); + + layout = argv[1]; + model = argc > 2 ? argv[2] : ""; + variant = argc > 3 ? argv[3] : ""; + options = argc > 4 ? argv[4] : ""; + + r = bus_call_method( + bus, + bus_locale, + "SetX11Keyboard", + &error, + NULL, + "ssssbb", layout, model, variant, options, + arg_convert, arg_ask_password); + if (r < 0) + return log_error_errno(r, "Failed to set keymap: %s", bus_error_message(&error, r)); + + return 0; +} + +static int list_x11_keymaps(int argc, char **argv, void *userdata) { + _cleanup_fclose_ FILE *f = NULL; + _cleanup_strv_free_ char **list = NULL; + enum { + NONE, + MODELS, + LAYOUTS, + VARIANTS, + OPTIONS + } state = NONE, look_for; + int r; + + f = fopen("/usr/share/X11/xkb/rules/base.lst", "re"); + if (!f) + return log_error_errno(errno, "Failed to open keyboard mapping list. %m"); + + if (streq(argv[0], "list-x11-keymap-models")) + look_for = MODELS; + else if (streq(argv[0], "list-x11-keymap-layouts")) + look_for = LAYOUTS; + else if (streq(argv[0], "list-x11-keymap-variants")) + look_for = VARIANTS; + else if (streq(argv[0], "list-x11-keymap-options")) + look_for = OPTIONS; + else + assert_not_reached(); + + for (;;) { + _cleanup_free_ char *line = NULL; + char *w; + + r = read_stripped_line(f, LONG_LINE_MAX, &line); + if (r < 0) + return log_error_errno(r, "Failed to read keyboard mapping list: %m"); + if (r == 0) + break; + + if (isempty(line)) + continue; + + if (line[0] == '!') { + if (startswith(line, "! model")) + state = MODELS; + else if (startswith(line, "! layout")) + state = LAYOUTS; + else if (startswith(line, "! variant")) + state = VARIANTS; + else if (startswith(line, "! option")) + state = OPTIONS; + else + state = NONE; + + continue; + } + + if (state != look_for) + continue; + + w = line + strcspn(line, WHITESPACE); + + if (argc > 1) { + char *e; + + if (*w == 0) + continue; + + *w = 0; + w++; + w += strspn(w, WHITESPACE); + + e = strchr(w, ':'); + if (!e) + continue; + + *e = 0; + + if (!streq(w, argv[1])) + continue; + } else + *w = 0; + + if (strv_consume(&list, TAKE_PTR(line)) < 0) + return log_oom(); + } + + if (strv_isempty(list)) + return log_error_errno(SYNTHETIC_ERRNO(ENOENT), + "Couldn't find any entries."); + + strv_sort(list); + strv_uniq(list); + + pager_open(arg_pager_flags); + + strv_print(list); + return 0; +} + +static int help(void) { + _cleanup_free_ char *link = NULL; + int r; + + r = terminal_urlify_man("localectl", "1", &link); + if (r < 0) + return log_oom(); + + printf("%s [OPTIONS...] COMMAND ...\n\n" + "%sQuery or change system locale and keyboard settings.%s\n" + "\nCommands:\n" + " status Show current locale settings\n" + " set-locale LOCALE... Set system locale\n" + " list-locales Show known locales\n" + " set-keymap MAP [MAP] Set console and X11 keyboard mappings\n" + " list-keymaps Show known virtual console keyboard mappings\n" + " set-x11-keymap LAYOUT [MODEL [VARIANT [OPTIONS]]]\n" + " Set X11 and console keyboard mappings\n" + " list-x11-keymap-models Show known X11 keyboard mapping models\n" + " list-x11-keymap-layouts Show known X11 keyboard mapping layouts\n" + " list-x11-keymap-variants [LAYOUT]\n" + " Show known X11 keyboard mapping variants\n" + " list-x11-keymap-options Show known X11 keyboard mapping options\n" + "\nOptions:\n" + " -h --help Show this help\n" + " --version Show package version\n" + " --no-pager Do not pipe output into a pager\n" + " --no-ask-password Do not prompt for password\n" + " -H --host=[USER@]HOST Operate on remote host\n" + " -M --machine=CONTAINER Operate on local container\n" + " --no-convert Don't convert keyboard mappings\n" + "\nSee the %s for details.\n", + program_invocation_short_name, + ansi_highlight(), + ansi_normal(), + link); + + return 0; +} + +static int verb_help(int argc, char **argv, void *userdata) { + return help(); +} + +static int parse_argv(int argc, char *argv[]) { + + enum { + ARG_VERSION = 0x100, + ARG_NO_PAGER, + ARG_NO_CONVERT, + ARG_NO_ASK_PASSWORD + }; + + static const struct option options[] = { + { "help", no_argument, NULL, 'h' }, + { "version", no_argument, NULL, ARG_VERSION }, + { "no-pager", no_argument, NULL, ARG_NO_PAGER }, + { "host", required_argument, NULL, 'H' }, + { "machine", required_argument, NULL, 'M' }, + { "no-ask-password", no_argument, NULL, ARG_NO_ASK_PASSWORD }, + { "no-convert", no_argument, NULL, ARG_NO_CONVERT }, + {} + }; + + int c; + + assert(argc >= 0); + assert(argv); + + while ((c = getopt_long(argc, argv, "hH:M:", options, NULL)) >= 0) + + switch (c) { + + case 'h': + return help(); + + case ARG_VERSION: + return version(); + + case ARG_NO_CONVERT: + arg_convert = false; + break; + + case ARG_NO_PAGER: + arg_pager_flags |= PAGER_DISABLE; + break; + + case ARG_NO_ASK_PASSWORD: + arg_ask_password = false; + break; + + case 'H': + arg_transport = BUS_TRANSPORT_REMOTE; + arg_host = optarg; + break; + + case 'M': + arg_transport = BUS_TRANSPORT_MACHINE; + arg_host = optarg; + break; + + case '?': + return -EINVAL; + + default: + assert_not_reached(); + } + + return 1; +} + +static int localectl_main(sd_bus *bus, int argc, char *argv[]) { + + static const Verb verbs[] = { + { "status", VERB_ANY, 1, VERB_DEFAULT, show_status }, + { "set-locale", 2, VERB_ANY, 0, set_locale }, + { "list-locales", VERB_ANY, 1, 0, list_locales }, + { "set-keymap", 2, 3, 0, set_vconsole_keymap }, + { "list-keymaps", VERB_ANY, 1, 0, list_vconsole_keymaps }, + { "set-x11-keymap", 2, 5, 0, set_x11_keymap }, + { "list-x11-keymap-models", VERB_ANY, 1, 0, list_x11_keymaps }, + { "list-x11-keymap-layouts", VERB_ANY, 1, 0, list_x11_keymaps }, + { "list-x11-keymap-variants", VERB_ANY, 2, 0, list_x11_keymaps }, + { "list-x11-keymap-options", VERB_ANY, 1, 0, list_x11_keymaps }, + { "help", VERB_ANY, VERB_ANY, 0, verb_help }, /* Not documented, but supported since it is created. */ + {} + }; + + return dispatch_verb(argc, argv, verbs, bus); +} + +static int run(int argc, char *argv[]) { + _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; + int r; + + setlocale(LC_ALL, ""); + log_setup(); + + r = parse_argv(argc, argv); + if (r <= 0) + return r; + + r = bus_connect_transport(arg_transport, arg_host, RUNTIME_SCOPE_SYSTEM, &bus); + if (r < 0) + return bus_log_connect_error(r, arg_transport); + + return localectl_main(bus, argc, argv); +} + +DEFINE_MAIN_FUNCTION(run); diff --git a/src/locale/localed-util.c b/src/locale/localed-util.c new file mode 100644 index 0000000..e4e57a0 --- /dev/null +++ b/src/locale/localed-util.c @@ -0,0 +1,1161 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include +#include +#include +#include + +#include "bus-polkit.h" +#include "copy.h" +#include "env-file-label.h" +#include "env-file.h" +#include "env-util.h" +#include "fd-util.h" +#include "fileio-label.h" +#include "fileio.h" +#include "fs-util.h" +#include "kbd-util.h" +#include "localed-util.h" +#include "macro.h" +#include "mkdir-label.h" +#include "nulstr-util.h" +#include "process-util.h" +#include "stat-util.h" +#include "string-util.h" +#include "strv.h" +#include "tmpfile-util.h" +#include "xkbcommon-util.h" + +static bool startswith_comma(const char *s, const char *prefix) { + assert(s); + assert(prefix); + + s = startswith(s, prefix); + if (!s) + return false; + + return IN_SET(*s, ',', '\0'); +} + +static const char* systemd_kbd_model_map(void) { + const char* s; + + s = getenv("SYSTEMD_KBD_MODEL_MAP"); + if (s) + return s; + + return SYSTEMD_KBD_MODEL_MAP; +} + +static const char* systemd_language_fallback_map(void) { + const char* s; + + s = getenv("SYSTEMD_LANGUAGE_FALLBACK_MAP"); + if (s) + return s; + + return SYSTEMD_LANGUAGE_FALLBACK_MAP; +} + +void x11_context_clear(X11Context *xc) { + assert(xc); + + xc->layout = mfree(xc->layout); + xc->options = mfree(xc->options); + xc->model = mfree(xc->model); + xc->variant = mfree(xc->variant); +} + +void x11_context_replace(X11Context *dest, X11Context *src) { + assert(dest); + assert(src); + + x11_context_clear(dest); + *dest = TAKE_STRUCT(*src); +} + +bool x11_context_isempty(const X11Context *xc) { + assert(xc); + + return + isempty(xc->layout) && + isempty(xc->model) && + isempty(xc->variant) && + isempty(xc->options); +} + +void x11_context_empty_to_null(X11Context *xc) { + assert(xc); + + /* Do not call x11_context_clear() for the passed object. */ + + xc->layout = empty_to_null(xc->layout); + xc->model = empty_to_null(xc->model); + xc->variant = empty_to_null(xc->variant); + xc->options = empty_to_null(xc->options); +} + +bool x11_context_is_safe(const X11Context *xc) { + assert(xc); + + return + (!xc->layout || string_is_safe(xc->layout)) && + (!xc->model || string_is_safe(xc->model)) && + (!xc->variant || string_is_safe(xc->variant)) && + (!xc->options || string_is_safe(xc->options)); +} + +bool x11_context_equal(const X11Context *a, const X11Context *b) { + assert(a); + assert(b); + + return + streq_ptr(a->layout, b->layout) && + streq_ptr(a->model, b->model) && + streq_ptr(a->variant, b->variant) && + streq_ptr(a->options, b->options); +} + +int x11_context_copy(X11Context *dest, const X11Context *src) { + bool modified; + int r; + + assert(dest); + + if (dest == src) + return 0; + + if (!src) { + modified = !x11_context_isempty(dest); + x11_context_clear(dest); + return modified; + } + + r = free_and_strdup(&dest->layout, src->layout); + if (r < 0) + return r; + modified = r > 0; + + r = free_and_strdup(&dest->model, src->model); + if (r < 0) + return r; + modified = modified || r > 0; + + r = free_and_strdup(&dest->variant, src->variant); + if (r < 0) + return r; + modified = modified || r > 0; + + r = free_and_strdup(&dest->options, src->options); + if (r < 0) + return r; + modified = modified || r > 0; + + return modified; +} + +int x11_context_verify_and_warn(const X11Context *xc, int log_level, sd_bus_error *error) { + int r; + + assert(xc); + + if (!x11_context_is_safe(xc)) { + if (error) + sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid X11 keyboard layout."); + return log_full_errno(log_level, SYNTHETIC_ERRNO(EINVAL), "Invalid X11 keyboard layout."); + } + + r = verify_xkb_rmlvo(xc->model, xc->layout, xc->variant, xc->options); + if (r == -EOPNOTSUPP) { + log_full_errno(MAX(log_level, LOG_NOTICE), r, + "Cannot verify if new keymap is correct, libxkbcommon.so unavailable."); + return 0; + } + if (r < 0) { + if (error) + sd_bus_error_set_errnof(error, r, "Specified keymap cannot be compiled, refusing as invalid."); + return log_full_errno(log_level, r, + "Cannot compile XKB keymap for x11 keyboard layout " + "(model='%s' / layout='%s' / variant='%s' / options='%s'): %m", + strempty(xc->model), strempty(xc->layout), strempty(xc->variant), strempty(xc->options)); + } + + return 0; +} + +void vc_context_clear(VCContext *vc) { + assert(vc); + + vc->keymap = mfree(vc->keymap); + vc->toggle = mfree(vc->toggle); +} + +void vc_context_replace(VCContext *dest, VCContext *src) { + assert(dest); + assert(src); + + vc_context_clear(dest); + *dest = TAKE_STRUCT(*src); +} + +bool vc_context_isempty(const VCContext *vc) { + assert(vc); + + return + isempty(vc->keymap) && + isempty(vc->toggle); +} + +void vc_context_empty_to_null(VCContext *vc) { + assert(vc); + + /* Do not call vc_context_clear() for the passed object. */ + + vc->keymap = empty_to_null(vc->keymap); + vc->toggle = empty_to_null(vc->toggle); +} + +bool vc_context_equal(const VCContext *a, const VCContext *b) { + assert(a); + assert(b); + + return + streq_ptr(a->keymap, b->keymap) && + streq_ptr(a->toggle, b->toggle); +} + +int vc_context_copy(VCContext *dest, const VCContext *src) { + bool modified; + int r; + + assert(dest); + + if (dest == src) + return 0; + + if (!src) { + modified = !vc_context_isempty(dest); + vc_context_clear(dest); + return modified; + } + + r = free_and_strdup(&dest->keymap, src->keymap); + if (r < 0) + return r; + modified = r > 0; + + r = free_and_strdup(&dest->toggle, src->toggle); + if (r < 0) + return r; + modified = modified || r > 0; + + return modified; +} + +static int verify_keymap(const char *keymap, int log_level, sd_bus_error *error) { + int r; + + assert(keymap); + + r = keymap_exists(keymap); /* This also verifies that the keymap name is kosher. */ + if (r < 0) { + if (error) + sd_bus_error_set_errnof(error, r, "Failed to check keymap %s: %m", keymap); + return log_full_errno(log_level, r, "Failed to check keymap %s: %m", keymap); + } + if (r == 0) { + if (error) + sd_bus_error_setf(error, SD_BUS_ERROR_FAILED, "Keymap %s is not installed.", keymap); + return log_full_errno(log_level, SYNTHETIC_ERRNO(ENOENT), "Keymap %s is not installed.", keymap); + } + + return 0; +} + +int vc_context_verify_and_warn(const VCContext *vc, int log_level, sd_bus_error *error) { + int r; + + assert(vc); + + if (vc->keymap) { + r = verify_keymap(vc->keymap, log_level, error); + if (r < 0) + return r; + } + + if (vc->toggle) { + r = verify_keymap(vc->toggle, log_level, error); + if (r < 0) + return r; + } + + return 0; +} + +void context_clear(Context *c) { + assert(c); + + locale_context_clear(&c->locale_context); + x11_context_clear(&c->x11_from_xorg); + x11_context_clear(&c->x11_from_vc); + vc_context_clear(&c->vc); + + c->locale_cache = sd_bus_message_unref(c->locale_cache); + c->x11_cache = sd_bus_message_unref(c->x11_cache); + c->vc_cache = sd_bus_message_unref(c->vc_cache); + + c->polkit_registry = bus_verify_polkit_async_registry_free(c->polkit_registry); +}; + +X11Context *context_get_x11_context(Context *c) { + assert(c); + + if (!x11_context_isempty(&c->x11_from_vc)) + return &c->x11_from_vc; + + if (!x11_context_isempty(&c->x11_from_xorg)) + return &c->x11_from_xorg; + + return &c->x11_from_vc; +} + +int locale_read_data(Context *c, sd_bus_message *m) { + assert(c); + + /* Do not try to re-read the file within single bus operation. */ + if (m) { + if (m == c->locale_cache) + return 0; + + sd_bus_message_unref(c->locale_cache); + c->locale_cache = sd_bus_message_ref(m); + } + + return locale_context_load(&c->locale_context, LOCALE_LOAD_LOCALE_CONF | LOCALE_LOAD_ENVIRONMENT | LOCALE_LOAD_SIMPLIFY); +} + +int vconsole_read_data(Context *c, sd_bus_message *m) { + _cleanup_close_ int fd = -EBADF; + struct stat st; + int r; + + assert(c); + + /* Do not try to re-read the file within single bus operation. */ + if (m) { + if (m == c->vc_cache) + return 0; + + sd_bus_message_unref(c->vc_cache); + c->vc_cache = sd_bus_message_ref(m); + } + + fd = RET_NERRNO(open("/etc/vconsole.conf", O_CLOEXEC | O_PATH)); + if (fd == -ENOENT) { + c->vc_stat = (struct stat) {}; + vc_context_clear(&c->vc); + x11_context_clear(&c->x11_from_vc); + return 0; + } + if (fd < 0) + return fd; + + if (fstat(fd, &st) < 0) + return -errno; + + /* If the file is not changed, then we do not need to re-read */ + if (stat_inode_unmodified(&c->vc_stat, &st)) + return 0; + + c->vc_stat = st; + vc_context_clear(&c->vc); + x11_context_clear(&c->x11_from_vc); + + r = parse_env_file_fd( + fd, "/etc/vconsole.conf", + "KEYMAP", &c->vc.keymap, + "KEYMAP_TOGGLE", &c->vc.toggle, + "XKBLAYOUT", &c->x11_from_vc.layout, + "XKBMODEL", &c->x11_from_vc.model, + "XKBVARIANT", &c->x11_from_vc.variant, + "XKBOPTIONS", &c->x11_from_vc.options); + if (r < 0) + return r; + + if (vc_context_verify(&c->vc) < 0) + vc_context_clear(&c->vc); + + if (x11_context_verify(&c->x11_from_vc) < 0) + x11_context_clear(&c->x11_from_vc); + + return 0; +} + +int x11_read_data(Context *c, sd_bus_message *m) { + _cleanup_close_ int fd = -EBADF; + _cleanup_fclose_ FILE *f = NULL; + bool in_section = false; + struct stat st; + int r; + + assert(c); + + /* Do not try to re-read the file within single bus operation. */ + if (m) { + if (m == c->x11_cache) + return 0; + + sd_bus_message_unref(c->x11_cache); + c->x11_cache = sd_bus_message_ref(m); + } + + fd = RET_NERRNO(open("/etc/X11/xorg.conf.d/00-keyboard.conf", O_CLOEXEC | O_PATH)); + if (fd == -ENOENT) { + c->x11_stat = (struct stat) {}; + x11_context_clear(&c->x11_from_xorg); + return 0; + } + if (fd < 0) + return fd; + + if (fstat(fd, &st) < 0) + return -errno; + + /* If the file is not changed, then we do not need to re-read */ + if (stat_inode_unmodified(&c->x11_stat, &st)) + return 0; + + c->x11_stat = st; + x11_context_clear(&c->x11_from_xorg); + + r = fdopen_independent(fd, "re", &f); + if (r < 0) + return r; + + for (;;) { + _cleanup_free_ char *line = NULL; + + r = read_stripped_line(f, LONG_LINE_MAX, &line); + if (r < 0) + return r; + if (r == 0) + break; + + if (IN_SET(line[0], 0, '#')) + continue; + + if (in_section && first_word(line, "Option")) { + _cleanup_strv_free_ char **a = NULL; + + r = strv_split_full(&a, line, WHITESPACE, EXTRACT_UNQUOTE); + if (r < 0) + return r; + + if (strv_length(a) == 3) { + char **p = NULL; + + if (streq(a[1], "XkbLayout")) + p = &c->x11_from_xorg.layout; + else if (streq(a[1], "XkbModel")) + p = &c->x11_from_xorg.model; + else if (streq(a[1], "XkbVariant")) + p = &c->x11_from_xorg.variant; + else if (streq(a[1], "XkbOptions")) + p = &c->x11_from_xorg.options; + + if (p) + free_and_replace(*p, a[2]); + } + + } else if (!in_section && first_word(line, "Section")) { + _cleanup_strv_free_ char **a = NULL; + + r = strv_split_full(&a, line, WHITESPACE, EXTRACT_UNQUOTE); + if (r < 0) + return -ENOMEM; + + if (strv_length(a) == 2 && streq(a[1], "InputClass")) + in_section = true; + + } else if (in_section && first_word(line, "EndSection")) + in_section = false; + } + + if (x11_context_verify(&c->x11_from_xorg) < 0) + x11_context_clear(&c->x11_from_xorg); + + return 0; +} + +int vconsole_write_data(Context *c) { + _cleanup_strv_free_ char **l = NULL; + const X11Context *xc; + int r; + + assert(c); + + xc = context_get_x11_context(c); + + r = load_env_file(NULL, "/etc/vconsole.conf", &l); + if (r < 0 && r != -ENOENT) + return r; + + r = strv_env_assign(&l, "KEYMAP", empty_to_null(c->vc.keymap)); + if (r < 0) + return r; + + r = strv_env_assign(&l, "KEYMAP_TOGGLE", empty_to_null(c->vc.toggle)); + if (r < 0) + return r; + + r = strv_env_assign(&l, "XKBLAYOUT", empty_to_null(xc->layout)); + if (r < 0) + return r; + + r = strv_env_assign(&l, "XKBMODEL", empty_to_null(xc->model)); + if (r < 0) + return r; + + r = strv_env_assign(&l, "XKBVARIANT", empty_to_null(xc->variant)); + if (r < 0) + return r; + + r = strv_env_assign(&l, "XKBOPTIONS", empty_to_null(xc->options)); + if (r < 0) + return r; + + if (strv_isempty(l)) { + if (unlink("/etc/vconsole.conf") < 0) + return errno == ENOENT ? 0 : -errno; + + c->vc_stat = (struct stat) {}; + return 0; + } + + r = write_vconsole_conf_label(l); + if (r < 0) + return r; + + if (stat("/etc/vconsole.conf", &c->vc_stat) < 0) + return -errno; + + return 0; +} + +int x11_write_data(Context *c) { + _cleanup_fclose_ FILE *f = NULL; + _cleanup_(unlink_and_freep) char *temp_path = NULL; + const X11Context *xc; + int r; + + assert(c); + + xc = context_get_x11_context(c); + if (x11_context_isempty(xc)) { + if (unlink("/etc/X11/xorg.conf.d/00-keyboard.conf") < 0) + return errno == ENOENT ? 0 : -errno; + + c->x11_stat = (struct stat) {}; + return 0; + } + + (void) mkdir_p_label("/etc/X11/xorg.conf.d", 0755); + r = fopen_temporary("/etc/X11/xorg.conf.d/00-keyboard.conf", &f, &temp_path); + if (r < 0) + return r; + + (void) fchmod(fileno(f), 0644); + + fputs("# Written by systemd-localed(8), read by systemd-localed and Xorg. It's\n" + "# probably wise not to edit this file manually. Use localectl(1) to\n" + "# update this file.\n" + "Section \"InputClass\"\n" + " Identifier \"system-keyboard\"\n" + " MatchIsKeyboard \"on\"\n", f); + + if (!isempty(xc->layout)) + fprintf(f, " Option \"XkbLayout\" \"%s\"\n", xc->layout); + + if (!isempty(xc->model)) + fprintf(f, " Option \"XkbModel\" \"%s\"\n", xc->model); + + if (!isempty(xc->variant)) + fprintf(f, " Option \"XkbVariant\" \"%s\"\n", xc->variant); + + if (!isempty(xc->options)) + fprintf(f, " Option \"XkbOptions\" \"%s\"\n", xc->options); + + fputs("EndSection\n", f); + + r = fflush_sync_and_check(f); + if (r < 0) + return r; + + if (rename(temp_path, "/etc/X11/xorg.conf.d/00-keyboard.conf") < 0) + return -errno; + + if (stat("/etc/X11/xorg.conf.d/00-keyboard.conf", &c->x11_stat) < 0) + return -errno; + + return 0; +} + +static int read_next_mapping( + const char *filename, + unsigned min_fields, + unsigned max_fields, + FILE *f, + unsigned *n, + char ***ret) { + + assert(f); + assert(n); + assert(ret); + + for (;;) { + _cleanup_strv_free_ char **b = NULL; + _cleanup_free_ char *line = NULL; + size_t length; + int r; + + r = read_stripped_line(f, LONG_LINE_MAX, &line); + if (r < 0) + return r; + if (r == 0) + break; + + (*n)++; + + if (IN_SET(line[0], 0, '#')) + continue; + + r = strv_split_full(&b, line, WHITESPACE, EXTRACT_UNQUOTE); + if (r < 0) + return r; + + length = strv_length(b); + if (length < min_fields || length > max_fields) { + log_debug("Invalid line %s:%u, ignoring.", strna(filename), *n); + continue; + + } + + *ret = TAKE_PTR(b); + return 1; + } + + *ret = NULL; + return 0; +} + +int vconsole_convert_to_x11(const VCContext *vc, X11Context *ret) { + _cleanup_fclose_ FILE *f = NULL; + const char *map; + X11Context xc; + int r; + + assert(vc); + assert(ret); + + if (isempty(vc->keymap)) { + *ret = (X11Context) {}; + return 0; + } + + map = systemd_kbd_model_map(); + f = fopen(map, "re"); + if (!f) + return -errno; + + for (unsigned n = 0;;) { + _cleanup_strv_free_ char **a = NULL; + + r = read_next_mapping(map, 5, UINT_MAX, f, &n, &a); + if (r < 0) + return r; + if (r == 0) + break; + + if (!streq(vc->keymap, a[0])) + continue; + + xc = (X11Context) { + .layout = empty_or_dash_to_null(a[1]), + .model = empty_or_dash_to_null(a[2]), + .variant = empty_or_dash_to_null(a[3]), + .options = empty_or_dash_to_null(a[4]), + }; + + if (x11_context_verify(&xc) < 0) + continue; + + return x11_context_copy(ret, &xc); + } + + /* No custom mapping has been found, see if the keymap is a converted one. In such case deducing the + * corresponding x11 layout is easy. */ + _cleanup_free_ char *xlayout = NULL, *converted = NULL; + char *xvariant; + + xlayout = strdup(vc->keymap); + if (!xlayout) + return -ENOMEM; + xvariant = strchr(xlayout, '-'); + if (xvariant) { + xvariant[0] = '\0'; + xvariant++; + } + + /* Note: by default we use keyboard model "microsoftpro" which should be equivalent to "pc105" but + * with the internet/media key mapping added. */ + xc = (X11Context) { + .layout = xlayout, + .model = (char*) "microsoftpro", + .variant = xvariant, + .options = (char*) "terminate:ctrl_alt_bksp", + }; + + /* This sanity check seems redundant with the verification of the X11 layout done on the next + * step. However xkbcommon is an optional dependency hence the verification might be a NOP. */ + r = find_converted_keymap(&xc, &converted); + if (r == 0 && xc.variant) { + /* If we still haven't find a match, try with no variant, it's still better than nothing. */ + xc.variant = NULL; + r = find_converted_keymap(&xc, &converted); + } + if (r < 0) + return r; + + if (r == 0 || x11_context_verify(&xc) < 0) { + *ret = (X11Context) {}; + return 0; + } + + return x11_context_copy(ret, &xc); +} + +int find_converted_keymap(const X11Context *xc, char **ret) { + _cleanup_free_ char *n = NULL; + + assert(xc); + assert(!isempty(xc->layout)); + assert(ret); + + if (xc->variant) + n = strjoin(xc->layout, "-", xc->variant); + else + n = strdup(xc->layout); + if (!n) + return -ENOMEM; + + NULSTR_FOREACH(dir, KBD_KEYMAP_DIRS) { + _cleanup_free_ char *p = NULL, *pz = NULL; + bool uncompressed; + + p = strjoin(dir, "xkb/", n, ".map"); + pz = strjoin(dir, "xkb/", n, ".map.gz"); + if (!p || !pz) + return -ENOMEM; + + uncompressed = access(p, F_OK) == 0; + if (uncompressed || access(pz, F_OK) == 0) { + log_debug("Found converted keymap %s at %s", n, uncompressed ? p : pz); + *ret = TAKE_PTR(n); + return 1; + } + } + + *ret = NULL; + return 0; +} + +int find_legacy_keymap(const X11Context *xc, char **ret) { + const char *map; + _cleanup_fclose_ FILE *f = NULL; + _cleanup_free_ char *new_keymap = NULL; + unsigned best_matching = 0; + int r; + + assert(xc); + assert(!isempty(xc->layout)); + + map = systemd_kbd_model_map(); + f = fopen(map, "re"); + if (!f) + return -errno; + + for (unsigned n = 0;;) { + _cleanup_strv_free_ char **a = NULL; + unsigned matching = 0; + + r = read_next_mapping(map, 5, UINT_MAX, f, &n, &a); + if (r < 0) + return r; + if (r == 0) + break; + + /* Determine how well matching this entry is */ + if (streq(xc->layout, a[1])) + /* If we got an exact match, this is the best */ + matching = 10; + else { + /* see if we get an exact match with the order reversed */ + _cleanup_strv_free_ char **b = NULL; + _cleanup_free_ char *c = NULL; + r = strv_split_full(&b, a[1], ",", 0); + if (r < 0) + return r; + strv_reverse(b); + c = strv_join(b, ","); + if (!c) + return log_oom(); + if (streq(xc->layout, c)) + matching = 9; + else { + /* We have multiple X layouts, look for an + * entry that matches our key with everything + * but the first layout stripped off. */ + if (startswith_comma(xc->layout, a[1])) + matching = 5; + else { + _cleanup_free_ char *x = NULL; + + /* If that didn't work, strip off the + * other layouts from the entry, too */ + x = strdupcspn(a[1], ","); + if (!x) + return -ENOMEM; + if (startswith_comma(xc->layout, x)) + matching = 1; + } + } + } + + if (matching > 0) { + if (isempty(xc->model) || streq_ptr(xc->model, a[2])) { + matching++; + + if (streq_ptr(xc->variant, a[3]) || ((isempty(xc->variant) || streq_skip_trailing_chars(xc->variant, "", ",")) && streq(a[3], "-"))) { + matching++; + + if (streq_ptr(xc->options, a[4])) + matching++; + } + } + } + + /* The best matching entry so far, then let's save that */ + if (matching >= MAX(best_matching, 1u)) { + log_debug("Found legacy keymap %s with score %u", a[0], matching); + + if (matching > best_matching) { + best_matching = matching; + + r = free_and_strdup(&new_keymap, a[0]); + if (r < 0) + return r; + } + } + } + + if (best_matching < 9 && !isempty(xc->layout)) { + _cleanup_free_ char *l = NULL, *v = NULL, *converted = NULL; + + /* The best match is only the first part of the X11 + * keymap. Check if we have a converted map which + * matches just the first layout. + */ + + l = strdupcspn(xc->layout, ","); + if (!l) + return -ENOMEM; + + if (!isempty(xc->variant)) { + v = strdupcspn(xc->variant, ","); + if (!v) + return -ENOMEM; + } + + r = find_converted_keymap( + &(X11Context) { + .layout = l, + .variant = v, + }, + &converted); + if (r < 0) + return r; + if (r > 0) + free_and_replace(new_keymap, converted); + } + + *ret = TAKE_PTR(new_keymap); + return !!*ret; +} + +int x11_convert_to_vconsole(const X11Context *xc, VCContext *ret) { + _cleanup_free_ char *keymap = NULL; + int r; + + assert(xc); + assert(ret); + + if (isempty(xc->layout)) { + *ret = (VCContext) {}; + return 0; + } + + r = find_converted_keymap(xc, &keymap); + if (r == 0) { + r = find_legacy_keymap(xc, &keymap); + if (r == 0 && xc->variant) + /* If we still haven't find a match, try with no variant, it's still better than + * nothing. */ + r = find_converted_keymap( + &(X11Context) { + .layout = xc->layout, + }, + &keymap); + } + if (r < 0) + return r; + + *ret = (VCContext) { + .keymap = TAKE_PTR(keymap), + }; + return 0; +} + +int find_language_fallback(const char *lang, char **ret) { + const char *map; + _cleanup_fclose_ FILE *f = NULL; + unsigned n = 0; + int r; + + assert(lang); + assert(ret); + + map = systemd_language_fallback_map(); + f = fopen(map, "re"); + if (!f) + return -errno; + + for (;;) { + _cleanup_strv_free_ char **a = NULL; + + r = read_next_mapping(map, 2, 2, f, &n, &a); + if (r <= 0) + return r; + + if (streq(lang, a[0])) { + assert(strv_length(a) == 2); + *ret = TAKE_PTR(a[1]); + return 1; + } + } +} + +bool locale_gen_check_available(void) { +#if HAVE_LOCALEGEN + if (access(LOCALEGEN_PATH, X_OK) < 0) { + if (errno != ENOENT) + log_warning_errno(errno, "Unable to determine whether " LOCALEGEN_PATH " exists and is executable, assuming it is not: %m"); + return false; + } + if (access("/etc/locale.gen", F_OK) < 0) { + if (errno != ENOENT) + log_warning_errno(errno, "Unable to determine whether /etc/locale.gen exists, assuming it does not: %m"); + return false; + } + return true; +#else + return false; +#endif +} + +#if HAVE_LOCALEGEN +static bool locale_encoding_is_utf8_or_unspecified(const char *locale) { + const char *c = strchr(locale, '.'); + return !c || strcaseeq(c, ".UTF-8") || strcasestr(locale, ".UTF-8@"); +} + +static int locale_gen_locale_supported(const char *locale_entry) { + /* Returns an error valus <= 0 if the locale-gen entry is invalid or unsupported, + * 1 in case the locale entry is valid, and -EOPNOTSUPP specifically in case + * the distributor has not provided us with a SUPPORTED file to check + * locale for validity. */ + + _cleanup_fclose_ FILE *f = NULL; + int r; + + assert(locale_entry); + + /* Locale templates without country code are never supported */ + if (!strstr(locale_entry, "_")) + return -EINVAL; + + f = fopen("/usr/share/i18n/SUPPORTED", "re"); + if (!f) { + if (errno == ENOENT) + return log_debug_errno(SYNTHETIC_ERRNO(EOPNOTSUPP), + "Unable to check validity of locale entry %s: /usr/share/i18n/SUPPORTED does not exist", + locale_entry); + return -errno; + } + + for (;;) { + _cleanup_free_ char *line = NULL; + + r = read_stripped_line(f, LONG_LINE_MAX, &line); + if (r < 0) + return log_debug_errno(r, "Failed to read /usr/share/i18n/SUPPORTED: %m"); + if (r == 0) + return 0; + + if (strcaseeq_ptr(line, locale_entry)) + return 1; + } +} +#endif + +int locale_gen_enable_locale(const char *locale) { +#if HAVE_LOCALEGEN + _cleanup_fclose_ FILE *fr = NULL, *fw = NULL; + _cleanup_(unlink_and_freep) char *temp_path = NULL; + _cleanup_free_ char *locale_entry = NULL; + bool locale_enabled = false, first_line = false; + bool write_new = false; + int r; + + if (isempty(locale)) + return 0; + + if (locale_encoding_is_utf8_or_unspecified(locale)) { + locale_entry = strjoin(locale, " UTF-8"); + if (!locale_entry) + return -ENOMEM; + } else + return -ENOEXEC; /* We do not process non-UTF-8 locale */ + + r = locale_gen_locale_supported(locale_entry); + if (r == 0) + return -EINVAL; + if (r < 0 && r != -EOPNOTSUPP) + return r; + + fr = fopen("/etc/locale.gen", "re"); + if (!fr) { + if (errno != ENOENT) + return -errno; + write_new = true; + } + + r = fopen_temporary("/etc/locale.gen", &fw, &temp_path); + if (r < 0) + return r; + + if (write_new) + (void) fchmod(fileno(fw), 0644); + else { + /* apply mode & xattrs of the original file to new file */ + r = copy_access(fileno(fr), fileno(fw)); + if (r < 0) + return r; + r = copy_xattr(fileno(fr), NULL, fileno(fw), NULL, COPY_ALL_XATTRS); + if (r < 0) + log_debug_errno(r, "Failed to copy all xattrs from old to new /etc/locale.gen file, ignoring: %m"); + } + + if (!write_new) { + /* The config file ends with a line break, which we do not want to include before potentially appending a new locale + * instead of uncommenting an existing line. By prepending linebreaks, we can avoid buffering this file but can still write + * a nice config file without empty lines */ + first_line = true; + for (;;) { + _cleanup_free_ char *line = NULL; + char *line_locale; + + r = read_line(fr, LONG_LINE_MAX, &line); + if (r < 0) + return r; + if (r == 0) + break; + + if (locale_enabled) { + /* Just complete writing the file if the new locale was already enabled */ + if (!first_line) + fputc('\n', fw); + fputs(line, fw); + first_line = false; + continue; + } + + line_locale = strstrip(line); + if (isempty(line_locale)) { + fputc('\n', fw); + first_line = false; + continue; + } + + if (line_locale[0] == '#') + line_locale = strstrip(line_locale + 1); + else if (strcaseeq_ptr(line_locale, locale_entry)) + return 0; /* the file already had our locale activated, so skip updating it */ + + if (strcaseeq_ptr(line_locale, locale_entry)) { + /* Uncomment existing line for new locale */ + if (!first_line) + fputc('\n', fw); + fputs(locale_entry, fw); + locale_enabled = true; + first_line = false; + continue; + } + + /* The line was not for the locale we want to enable, just copy it */ + if (!first_line) + fputc('\n', fw); + fputs(line, fw); + first_line = false; + } + } + + /* Add locale to enable to the end of the file if it was not found as commented line */ + if (!locale_enabled) { + if (!write_new) + fputc('\n', fw); + fputs(locale_entry, fw); + } + fputc('\n', fw); + + r = fflush_sync_and_check(fw); + if (r < 0) + return r; + + if (rename(temp_path, "/etc/locale.gen") < 0) + return -errno; + temp_path = mfree(temp_path); + + return 0; +#else + return -EOPNOTSUPP; +#endif +} + +int locale_gen_run(void) { +#if HAVE_LOCALEGEN + pid_t pid; + int r; + + r = safe_fork("(sd-localegen)", FORK_RESET_SIGNALS|FORK_RLIMIT_NOFILE_SAFE|FORK_CLOSE_ALL_FDS|FORK_LOG|FORK_WAIT, &pid); + if (r < 0) + return r; + if (r == 0) { + execl(LOCALEGEN_PATH, LOCALEGEN_PATH, NULL); + _exit(EXIT_FAILURE); + } + + return 0; +#else + return -EOPNOTSUPP; +#endif +} diff --git a/src/locale/localed-util.h b/src/locale/localed-util.h new file mode 100644 index 0000000..0c68f29 --- /dev/null +++ b/src/locale/localed-util.h @@ -0,0 +1,80 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +#pragma once + +#include + +#include "sd-bus.h" + +#include "hashmap.h" +#include "locale-setup.h" + +typedef struct X11Context { + char *layout; + char *model; + char *variant; + char *options; +} X11Context; + +typedef struct VCContext { + char *keymap; + char *toggle; +} VCContext; + +typedef struct Context { + sd_bus_message *locale_cache; + LocaleContext locale_context; + + sd_bus_message *x11_cache; + struct stat x11_stat; + X11Context x11_from_xorg; + X11Context x11_from_vc; + + sd_bus_message *vc_cache; + struct stat vc_stat; + VCContext vc; + + Hashmap *polkit_registry; +} Context; + +void x11_context_clear(X11Context *xc); +void x11_context_replace(X11Context *dest, X11Context *src); +bool x11_context_isempty(const X11Context *xc); +void x11_context_empty_to_null(X11Context *xc); +bool x11_context_is_safe(const X11Context *xc); +bool x11_context_equal(const X11Context *a, const X11Context *b); +int x11_context_copy(X11Context *dest, const X11Context *src); +int x11_context_verify_and_warn(const X11Context *xc, int log_level, sd_bus_error *error); +static inline int x11_context_verify(const X11Context *xc) { + return x11_context_verify_and_warn(xc, LOG_DEBUG, NULL); +} + +X11Context *context_get_x11_context(Context *c); + +void vc_context_clear(VCContext *vc); +void vc_context_replace(VCContext *dest, VCContext *src); +bool vc_context_isempty(const VCContext *vc); +void vc_context_empty_to_null(VCContext *vc); +bool vc_context_equal(const VCContext *a, const VCContext *b); +int vc_context_copy(VCContext *dest, const VCContext *src); +int vc_context_verify_and_warn(const VCContext *vc, int log_level, sd_bus_error *error); +static inline int vc_context_verify(const VCContext *vc) { + return vc_context_verify_and_warn(vc, LOG_DEBUG, NULL); +} + +int find_converted_keymap(const X11Context *xc, char **ret); +int find_legacy_keymap(const X11Context *xc, char **ret); +int find_language_fallback(const char *lang, char **ret); + +int locale_read_data(Context *c, sd_bus_message *m); +int vconsole_read_data(Context *c, sd_bus_message *m); +int x11_read_data(Context *c, sd_bus_message *m); + +void context_clear(Context *c); +int vconsole_convert_to_x11(const VCContext *vc, X11Context *ret); +int vconsole_write_data(Context *c); +int x11_convert_to_vconsole(const X11Context *xc, VCContext *ret); +int x11_write_data(Context *c); + +bool locale_gen_check_available(void); +int locale_gen_enable_locale(const char *locale); +int locale_gen_run(void); diff --git a/src/locale/localed.c b/src/locale/localed.c new file mode 100644 index 0000000..5d96237 --- /dev/null +++ b/src/locale/localed.c @@ -0,0 +1,680 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include +#include +#include +#include + +#include "sd-bus.h" + +#include "alloc-util.h" +#include "bus-error.h" +#include "bus-locator.h" +#include "bus-log-control-api.h" +#include "bus-message.h" +#include "bus-polkit.h" +#include "bus-unit-util.h" +#include "constants.h" +#include "kbd-util.h" +#include "localed-util.h" +#include "macro.h" +#include "main-func.h" +#include "missing_capability.h" +#include "path-util.h" +#include "selinux-util.h" +#include "service-util.h" +#include "signal-util.h" +#include "string-util.h" +#include "strv.h" +#include "user-util.h" + +static int vconsole_reload(sd_bus *bus) { + _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; + int r; + + assert(bus); + + r = bus_call_method(bus, bus_systemd_mgr, "RestartUnit", &error, NULL, "ss", "systemd-vconsole-setup.service", "replace"); + if (r < 0) + return log_error_errno(r, "Failed to issue method call: %s", bus_error_message(&error, r)); + return 0; +} + +static int property_get_locale( + sd_bus *bus, + const char *path, + const char *interface, + const char *property, + sd_bus_message *reply, + void *userdata, + sd_bus_error *error) { + + Context *c = ASSERT_PTR(userdata); + _cleanup_strv_free_ char **l = NULL; + int r; + + r = locale_read_data(c, reply); + if (r < 0) + return r; + + r = locale_context_build_env(&c->locale_context, &l, NULL); + if (r < 0) + return r; + + return sd_bus_message_append_strv(reply, l); +} + +static int property_get_vconsole( + sd_bus *bus, + const char *path, + const char *interface, + const char *property, + sd_bus_message *reply, + void *userdata, + sd_bus_error *error) { + + Context *c = ASSERT_PTR(userdata); + int r; + + assert(property); + + r = vconsole_read_data(c, reply); + if (r < 0) + return r; + + if (streq(property, "VConsoleKeymap")) + return sd_bus_message_append_basic(reply, 's', c->vc.keymap); + if (streq(property, "VConsoleKeymapToggle")) + return sd_bus_message_append_basic(reply, 's', c->vc.toggle); + + return -EINVAL; +} + +static int property_get_xkb( + sd_bus *bus, + const char *path, + const char *interface, + const char *property, + sd_bus_message *reply, + void *userdata, + sd_bus_error *error) { + + Context *c = ASSERT_PTR(userdata); + const X11Context *xc; + int r; + + assert(property); + + r = vconsole_read_data(c, reply); + if (r < 0) + return r; + + r = x11_read_data(c, reply); + if (r < 0) + return r; + + xc = context_get_x11_context(c); + + if (streq(property, "X11Layout")) + return sd_bus_message_append_basic(reply, 's', xc->layout); + if (streq(property, "X11Model")) + return sd_bus_message_append_basic(reply, 's', xc->model); + if (streq(property, "X11Variant")) + return sd_bus_message_append_basic(reply, 's', xc->variant); + if (streq(property, "X11Options")) + return sd_bus_message_append_basic(reply, 's', xc->options); + + return -EINVAL; +} + +static int process_locale_list_item( + const char *assignment, + char *new_locale[static _VARIABLE_LC_MAX], + bool use_localegen, + sd_bus_error *error) { + + assert(assignment); + assert(new_locale); + + for (LocaleVariable p = 0; p < _VARIABLE_LC_MAX; p++) { + const char *name, *e; + + assert_se(name = locale_variable_to_string(p)); + + e = startswith(assignment, name); + if (!e) + continue; + + if (*e != '=') + continue; + + e++; + + if (!locale_is_valid(e)) + return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Locale %s is not valid, refusing.", e); + if (!use_localegen && locale_is_installed(e) <= 0) + return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Locale %s not installed, refusing.", e); + if (new_locale[p]) + return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Locale variable %s set twice, refusing.", name); + + new_locale[p] = strdup(e); + if (!new_locale[p]) + return -ENOMEM; + + return 0; + } + + return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Locale assignment %s not valid, refusing.", assignment); +} + +static int locale_gen_process_locale(char *new_locale[static _VARIABLE_LC_MAX], sd_bus_error *error) { + int r; + + assert(new_locale); + + for (LocaleVariable p = 0; p < _VARIABLE_LC_MAX; p++) { + if (p == VARIABLE_LANGUAGE) + continue; + if (isempty(new_locale[p])) + continue; + if (locale_is_installed(new_locale[p])) + continue; + + r = locale_gen_enable_locale(new_locale[p]); + if (r == -ENOEXEC) { + log_error_errno(r, "Refused to enable locale for generation: %m"); + return sd_bus_error_setf(error, + SD_BUS_ERROR_INVALID_ARGS, + "Specified locale is not installed and non-UTF-8 locale will not be auto-generated: %s", + new_locale[p]); + } + if (r == -EINVAL) { + log_error_errno(r, "Failed to enable invalid locale %s for generation.", new_locale[p]); + return sd_bus_error_setf(error, + SD_BUS_ERROR_INVALID_ARGS, + "Cannot enable locale generation for invalid locale: %s", + new_locale[p]); + } + if (r < 0) { + log_error_errno(r, "Failed to enable locale for generation: %m"); + return sd_bus_error_set_errnof(error, r, "Failed to enable locale generation: %m"); + } + + r = locale_gen_run(); + if (r < 0) { + log_error_errno(r, "Failed to generate locale: %m"); + return sd_bus_error_set_errnof(error, r, "Failed to generate locale: %m"); + } + } + + return 0; +} + +static int method_set_locale(sd_bus_message *m, void *userdata, sd_bus_error *error) { + _cleanup_(locale_variables_freep) char *new_locale[_VARIABLE_LC_MAX] = {}; + _cleanup_strv_free_ char **l = NULL, **l_set = NULL, **l_unset = NULL; + Context *c = ASSERT_PTR(userdata); + int interactive, r; + bool use_localegen; + + assert(m); + + r = sd_bus_message_read_strv(m, &l); + if (r < 0) + return bus_log_parse_error(r); + + r = sd_bus_message_read_basic(m, 'b', &interactive); + if (r < 0) + return bus_log_parse_error(r); + + use_localegen = locale_gen_check_available(); + + /* If single locale without variable name is provided, then we assume it is LANG=. */ + if (strv_length(l) == 1 && !strchr(l[0], '=')) { + if (!locale_is_valid(l[0])) + return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid locale specification: %s", l[0]); + if (!use_localegen && locale_is_installed(l[0]) <= 0) + return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Specified locale is not installed: %s", l[0]); + + new_locale[VARIABLE_LANG] = strdup(l[0]); + if (!new_locale[VARIABLE_LANG]) + return log_oom(); + + l = strv_free(l); + } + + /* Check whether a variable is valid */ + STRV_FOREACH(i, l) { + r = process_locale_list_item(*i, new_locale, use_localegen, error); + if (r < 0) + return r; + } + + /* If LANG was specified, but not LANGUAGE, check if we should + * set it based on the language fallback table. */ + if (!isempty(new_locale[VARIABLE_LANG]) && + isempty(new_locale[VARIABLE_LANGUAGE])) { + _cleanup_free_ char *language = NULL; + + (void) find_language_fallback(new_locale[VARIABLE_LANG], &language); + if (language) { + log_debug("Converted LANG=%s to LANGUAGE=%s", new_locale[VARIABLE_LANG], language); + free_and_replace(new_locale[VARIABLE_LANGUAGE], language); + } + } + + r = locale_read_data(c, m); + if (r < 0) { + log_error_errno(r, "Failed to read locale data: %m"); + return sd_bus_error_set(error, SD_BUS_ERROR_FAILED, "Failed to read locale data"); + } + + /* Merge with the current settings */ + r = locale_context_merge(&c->locale_context, new_locale); + if (r < 0) + return log_oom(); + + locale_variables_simplify(new_locale); + + if (locale_context_equal(&c->locale_context, new_locale)) { + log_debug("Locale settings were not modified."); + return sd_bus_reply_method_return(m, NULL); + } + + r = bus_verify_polkit_async( + m, + CAP_SYS_ADMIN, + "org.freedesktop.locale1.set-locale", + NULL, + interactive, + UID_INVALID, + &c->polkit_registry, + error); + if (r < 0) + return r; + if (r == 0) + return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ + + /* Generate locale in case it is missing and the system is using locale-gen */ + if (use_localegen) { + r = locale_gen_process_locale(new_locale, error); + if (r < 0) + return r; + } + + locale_context_take(&c->locale_context, new_locale); + + /* Write locale configuration */ + r = locale_context_save(&c->locale_context, &l_set, &l_unset); + if (r < 0) { + log_error_errno(r, "Failed to set locale: %m"); + return sd_bus_error_set_errnof(error, r, "Failed to set locale: %m"); + } + + /* Since we just updated the locale configuration file, ask the system manager to read it again to + * update its default locale settings. It's important to not use UnsetAndSetEnvironment or a similar + * method because in this case unsetting variables means restoring them to PID1 default values, which + * may be outdated, since locale.conf has just changed and PID1 hasn't read it */ + (void) bus_service_manager_reload(sd_bus_message_get_bus(m)); + + if (!strv_isempty(l_set)) { + _cleanup_free_ char *line = NULL; + + line = strv_join(l_set, ", "); + log_info("Changed locale to %s.", strnull(line)); + } else + log_info("Changed locale to unset."); + + (void) sd_bus_emit_properties_changed( + sd_bus_message_get_bus(m), + "/org/freedesktop/locale1", + "org.freedesktop.locale1", + "Locale", NULL); + + return sd_bus_reply_method_return(m, NULL); +} + +static int method_set_vc_keyboard(sd_bus_message *m, void *userdata, sd_bus_error *error) { + _cleanup_(x11_context_clear) X11Context converted = {}; + Context *c = ASSERT_PTR(userdata); + int convert, interactive, r; + bool x_needs_update; + VCContext in; + + assert(m); + + r = sd_bus_message_read(m, "ssbb", &in.keymap, &in.toggle, &convert, &interactive); + if (r < 0) + return bus_log_parse_error(r); + + vc_context_empty_to_null(&in); + + r = vc_context_verify_and_warn(&in, LOG_ERR, error); + if (r < 0) + return r; + + r = vconsole_read_data(c, m); + if (r < 0) { + log_error_errno(r, "Failed to read virtual console keymap data: %m"); + return sd_bus_error_set_errnof(error, r, "Failed to read virtual console keymap data: %m"); + } + + r = x11_read_data(c, m); + if (r < 0) { + log_error_errno(r, "Failed to read X11 keyboard layout data: %m"); + return sd_bus_error_set_errnof(error, r, "Failed to read X11 keyboard layout data: %m"); + } + + if (convert) { + r = vconsole_convert_to_x11(&in, &converted); + if (r < 0) { + log_error_errno(r, "Failed to convert keymap data: %m"); + return sd_bus_error_set_errnof(error, r, "Failed to convert keymap data: %m"); + } + + if (x11_context_isempty(&converted)) + log_notice("No conversion found for virtual console keymap \"%s\".", strempty(in.keymap)); + else + log_info("The virtual console keymap '%s' is converted to X11 keyboard layout '%s' model '%s' variant '%s' options '%s'", + in.keymap, strempty(converted.layout), strempty(converted.model), strempty(converted.variant), strempty(converted.options)); + + /* save the result of conversion to emit changed properties later. */ + x_needs_update = !x11_context_equal(&c->x11_from_vc, &converted) || !x11_context_equal(&c->x11_from_xorg, &converted); + } else + x_needs_update = !x11_context_equal(&c->x11_from_vc, &c->x11_from_xorg); + + if (vc_context_equal(&c->vc, &in) && !x_needs_update) + return sd_bus_reply_method_return(m, NULL); + + r = bus_verify_polkit_async( + m, + CAP_SYS_ADMIN, + "org.freedesktop.locale1.set-keyboard", + NULL, + interactive, + UID_INVALID, + &c->polkit_registry, + error); + if (r < 0) + return r; + if (r == 0) + return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ + + r = vc_context_copy(&c->vc, &in); + if (r < 0) + return log_oom(); + + if (x_needs_update) { + if (convert) { + r = x11_context_copy(&c->x11_from_vc, &converted); + if (r < 0) + return log_oom(); + x11_context_replace(&c->x11_from_xorg, &converted); + } else { + const X11Context *xc = context_get_x11_context(c); + + /* Even if the conversion is not requested, sync the two X11 contexts. */ + r = x11_context_copy(&c->x11_from_vc, xc); + if (r < 0) + return log_oom(); + + r = x11_context_copy(&c->x11_from_xorg, xc); + if (r < 0) + return log_oom(); + } + } + + r = vconsole_write_data(c); + if (r < 0) + log_warning_errno(r, "Failed to write virtual console keymap, ignoring: %m"); + + if (x_needs_update) { + r = x11_write_data(c); + if (r < 0) + log_warning_errno(r, "Failed to write X11 keyboard layout, ignoring: %m"); + } + + log_info("Changed virtual console keymap to '%s' toggle '%s'", + strempty(c->vc.keymap), strempty(c->vc.toggle)); + + (void) vconsole_reload(sd_bus_message_get_bus(m)); + + (void) sd_bus_emit_properties_changed( + sd_bus_message_get_bus(m), + "/org/freedesktop/locale1", + "org.freedesktop.locale1", + "VConsoleKeymap", "VConsoleKeymapToggle", + x_needs_update ? "X11Layout" : NULL, + x_needs_update ? "X11Model" : NULL, + x_needs_update ? "X11Variant" : NULL, + x_needs_update ? "X11Options" : NULL, + NULL); + + return sd_bus_reply_method_return(m, NULL); +} + +static int method_set_x11_keyboard(sd_bus_message *m, void *userdata, sd_bus_error *error) { + _cleanup_(vc_context_clear) VCContext converted = {}; + Context *c = ASSERT_PTR(userdata); + int convert, interactive, r; + X11Context in; + + assert(m); + + r = sd_bus_message_read(m, "ssssbb", &in.layout, &in.model, &in.variant, &in.options, &convert, &interactive); + if (r < 0) + return bus_log_parse_error(r); + + x11_context_empty_to_null(&in); + + r = x11_context_verify_and_warn(&in, LOG_ERR, error); + if (r < 0) + return r; + + r = vconsole_read_data(c, m); + if (r < 0) { + log_error_errno(r, "Failed to read virtual console keymap data: %m"); + return sd_bus_error_set_errnof(error, r, "Failed to read virtual console keymap data: %m"); + } + + r = x11_read_data(c, m); + if (r < 0) { + log_error_errno(r, "Failed to read x11 keyboard layout data: %m"); + return sd_bus_error_set(error, SD_BUS_ERROR_FAILED, "Failed to read x11 keyboard layout data"); + } + + if (convert) { + r = x11_convert_to_vconsole(&in, &converted); + if (r < 0) { + log_error_errno(r, "Failed to convert keymap data: %m"); + return sd_bus_error_set_errnof(error, r, "Failed to convert keymap data: %m"); + } + + if (vc_context_isempty(&converted)) + /* We search for layout-variant match first, but then we also look + * for anything which matches just the layout. So it's accurate to say + * that we couldn't find anything which matches the layout. */ + log_notice("No conversion to virtual console map found for \"%s\".", strempty(in.layout)); + else + log_info("The X11 keyboard layout '%s' is converted to virtual console keymap '%s'", + in.layout, converted.keymap); + + /* save the result of conversion to emit changed properties later. */ + convert = !vc_context_equal(&c->vc, &converted); + } + + if (x11_context_equal(&c->x11_from_vc, &in) && x11_context_equal(&c->x11_from_xorg, &in) && !convert) + return sd_bus_reply_method_return(m, NULL); + + r = bus_verify_polkit_async( + m, + CAP_SYS_ADMIN, + "org.freedesktop.locale1.set-keyboard", + NULL, + interactive, + UID_INVALID, + &c->polkit_registry, + error); + if (r < 0) + return r; + if (r == 0) + return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ + + r = x11_context_copy(&c->x11_from_vc, &in); + if (r < 0) + return log_oom(); + + r = x11_context_copy(&c->x11_from_xorg, &in); + if (r < 0) + return log_oom(); + + if (convert) + vc_context_replace(&c->vc, &converted); + + r = vconsole_write_data(c); + if (r < 0) + log_warning_errno(r, "Failed to update vconsole.conf, ignoring: %m"); + + r = x11_write_data(c); + if (r < 0) + log_warning_errno(r, "Failed to write X11 keyboard layout, ignoring: %m"); + + log_info("Changed X11 keyboard layout to '%s' model '%s' variant '%s' options '%s'", + strempty(in.layout), + strempty(in.model), + strempty(in.variant), + strempty(in.options)); + + (void) sd_bus_emit_properties_changed( + sd_bus_message_get_bus(m), + "/org/freedesktop/locale1", + "org.freedesktop.locale1", + "X11Layout", "X11Model", "X11Variant", "X11Options", + convert ? "VConsoleKeymap" : NULL, + convert ? "VConsoleKeymapToggle" : NULL, + NULL); + + if (convert) + (void) vconsole_reload(sd_bus_message_get_bus(m)); + + return sd_bus_reply_method_return(m, NULL); +} + +static const sd_bus_vtable locale_vtable[] = { + SD_BUS_VTABLE_START(0), + SD_BUS_PROPERTY("Locale", "as", property_get_locale, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), + SD_BUS_PROPERTY("X11Layout", "s", property_get_xkb, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), + SD_BUS_PROPERTY("X11Model", "s", property_get_xkb, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), + SD_BUS_PROPERTY("X11Variant", "s", property_get_xkb, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), + SD_BUS_PROPERTY("X11Options", "s", property_get_xkb, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), + SD_BUS_PROPERTY("VConsoleKeymap", "s", property_get_vconsole, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), + SD_BUS_PROPERTY("VConsoleKeymapToggle", "s", property_get_vconsole, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), + + SD_BUS_METHOD_WITH_ARGS("SetLocale", + SD_BUS_ARGS("as", locale, "b", interactive), + SD_BUS_NO_RESULT, + method_set_locale, + SD_BUS_VTABLE_UNPRIVILEGED), + SD_BUS_METHOD_WITH_ARGS("SetVConsoleKeyboard", + SD_BUS_ARGS("s", keymap, "s", keymap_toggle, "b", convert, "b", interactive), + SD_BUS_NO_RESULT, + method_set_vc_keyboard, + SD_BUS_VTABLE_UNPRIVILEGED), + SD_BUS_METHOD_WITH_ARGS("SetX11Keyboard", + SD_BUS_ARGS("s", layout, "s", model, "s", variant, "s", options, "b", convert, "b", interactive), + SD_BUS_NO_RESULT, + method_set_x11_keyboard, + SD_BUS_VTABLE_UNPRIVILEGED), + + SD_BUS_VTABLE_END +}; + +static const BusObjectImplementation manager_object = { + "/org/freedesktop/locale1", + "org.freedesktop.locale1", + .vtables = BUS_VTABLES(locale_vtable), +}; + +static int connect_bus(Context *c, sd_event *event, sd_bus **_bus) { + _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; + int r; + + assert(c); + assert(event); + assert(_bus); + + r = sd_bus_default_system(&bus); + if (r < 0) + return log_error_errno(r, "Failed to get system bus connection: %m"); + + r = bus_add_implementation(bus, &manager_object, c); + if (r < 0) + return r; + + r = bus_log_control_api_register(bus); + if (r < 0) + return r; + + r = sd_bus_request_name_async(bus, NULL, "org.freedesktop.locale1", 0, NULL, NULL); + if (r < 0) + return log_error_errno(r, "Failed to request name: %m"); + + r = sd_bus_attach_event(bus, event, 0); + if (r < 0) + return log_error_errno(r, "Failed to attach bus to event loop: %m"); + + *_bus = TAKE_PTR(bus); + + return 0; +} + +static int run(int argc, char *argv[]) { + _cleanup_(context_clear) Context context = {}; + _cleanup_(sd_event_unrefp) sd_event *event = NULL; + _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; + int r; + + log_setup(); + + r = service_parse_argv("systemd-localed.service", + "Manage system locale settings and key mappings.", + BUS_IMPLEMENTATIONS(&manager_object, + &log_control_object), + argc, argv); + if (r <= 0) + return r; + + umask(0022); + + r = mac_init(); + if (r < 0) + return r; + + assert_se(sigprocmask_many(SIG_BLOCK, NULL, SIGTERM, SIGINT, -1) >= 0); + + r = sd_event_default(&event); + if (r < 0) + return log_error_errno(r, "Failed to allocate event loop: %m"); + + (void) sd_event_set_watchdog(event, true); + + r = sd_event_add_signal(event, NULL, SIGINT, NULL, NULL); + if (r < 0) + return log_error_errno(r, "Failed to install SIGINT handler: %m"); + + r = sd_event_add_signal(event, NULL, SIGTERM, NULL, NULL); + if (r < 0) + return log_error_errno(r, "Failed to install SIGTERM handler: %m"); + + r = connect_bus(&context, event, &bus); + if (r < 0) + return r; + + r = bus_event_loop_with_idle(event, bus, "org.freedesktop.locale1", DEFAULT_EXIT_USEC, NULL, NULL); + if (r < 0) + return log_error_errno(r, "Failed to run event loop: %m"); + + return 0; +} + +DEFINE_MAIN_FUNCTION(run); diff --git a/src/locale/meson.build b/src/locale/meson.build new file mode 100644 index 0000000..3d3aa58 --- /dev/null +++ b/src/locale/meson.build @@ -0,0 +1,62 @@ +# SPDX-License-Identifier: LGPL-2.1-or-later + +systemd_localed_sources = files( + 'localed-util.c', + 'localed.c', + 'xkbcommon-util.c', +) + +localectl_sources = files('localectl.c') + +# logind will load libxkbcommon.so dynamically on its own, but we still need to +# specify where the headers are. +if conf.get('HAVE_XKBCOMMON') == 1 + libxkbcommon_deps = [ + libdl, + libxkbcommon.partial_dependency(compile_args: true), + ] +else + libxkbcommon_deps = [] +endif + +executables += [ + libexec_template + { + 'name' : 'systemd-localed', + 'dbus' : true, + 'conditions' : ['ENABLE_LOCALED'], + 'sources' : systemd_localed_sources, + 'dependencies' : libxkbcommon_deps, + }, + executable_template + { + 'name' : 'localectl', + 'public' : true, + 'conditions' : ['ENABLE_LOCALED'], + 'sources' : files('localectl.c'), + }, + test_template + { + 'sources' : files( + 'test-localed-util.c', + 'localed-util.c', + 'xkbcommon-util.c', + ), + 'dependencies' : libxkbcommon_deps, + }, +] + +# If you know a way that allows the same variables to be used +# in sources list and concatenated to a string for test_env, +# let me know. +kbd_model_map = meson.current_source_dir() / 'kbd-model-map' +language_fallback_map = meson.current_source_dir() / 'language-fallback-map' + +if conf.get('ENABLE_LOCALED') == 1 + install_data('org.freedesktop.locale1.conf', + install_dir : dbuspolicydir) + install_data('org.freedesktop.locale1.service', + install_dir : dbussystemservicedir) + install_data('org.freedesktop.locale1.policy', + install_dir : polkitpolicydir) + install_data('kbd-model-map', + 'language-fallback-map', + install_dir : pkgdatadir) +endif diff --git a/src/locale/org.freedesktop.locale1.conf b/src/locale/org.freedesktop.locale1.conf new file mode 100644 index 0000000..04813b2 --- /dev/null +++ b/src/locale/org.freedesktop.locale1.conf @@ -0,0 +1,29 @@ + + + + + + + + + + + + + + + + + + + diff --git a/src/locale/org.freedesktop.locale1.policy b/src/locale/org.freedesktop.locale1.policy new file mode 100644 index 0000000..553e31d --- /dev/null +++ b/src/locale/org.freedesktop.locale1.policy @@ -0,0 +1,42 @@ + + + + + + + + The systemd Project + https://systemd.io + + + Set system locale + Authentication is required to set the system locale. + + auth_admin_keep + auth_admin_keep + auth_admin_keep + + org.freedesktop.locale1.set-keyboard + + + + Set system keyboard settings + Authentication is required to set the system keyboard settings. + + auth_admin_keep + auth_admin_keep + auth_admin_keep + + + + diff --git a/src/locale/org.freedesktop.locale1.service b/src/locale/org.freedesktop.locale1.service new file mode 100644 index 0000000..2d812cb --- /dev/null +++ b/src/locale/org.freedesktop.locale1.service @@ -0,0 +1,14 @@ +# SPDX-License-Identifier: LGPL-2.1-or-later +# +# This file is part of systemd. +# +# systemd is free software; you can redistribute it and/or modify it +# under the terms of the GNU Lesser General Public License as published by +# the Free Software Foundation; either version 2.1 of the License, or +# (at your option) any later version. + +[D-BUS Service] +Name=org.freedesktop.locale1 +Exec=/bin/false +User=root +SystemdService=dbus-org.freedesktop.locale1.service diff --git a/src/locale/test-localed-util.c b/src/locale/test-localed-util.c new file mode 100644 index 0000000..e92c178 --- /dev/null +++ b/src/locale/test-localed-util.c @@ -0,0 +1,236 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include "alloc-util.h" +#include "localed-util.h" +#include "log.h" +#include "string-util.h" +#include "tests.h" + +TEST(find_language_fallback) { + _cleanup_free_ char *ans = NULL, *ans2 = NULL; + + assert_se(find_language_fallback("foobar", &ans) == 0); + assert_se(ans == NULL); + + assert_se(find_language_fallback("csb", &ans) == 0); + assert_se(ans == NULL); + + assert_se(find_language_fallback("csb_PL", &ans) == 1); + assert_se(streq(ans, "csb:pl")); + + assert_se(find_language_fallback("szl_PL", &ans2) == 1); + assert_se(streq(ans2, "szl:pl")); +} + +TEST(find_converted_keymap) { + _cleanup_free_ char *ans = NULL, *ans2 = NULL; + int r; + + assert_se(find_converted_keymap( + &(X11Context) { + .layout = (char*) "pl", + .variant = (char*) "foobar", + }, &ans) == 0); + assert_se(ans == NULL); + + r = find_converted_keymap( + &(X11Context) { + .layout = (char*) "pl", + }, &ans); + if (r == 0) { + log_info("Skipping rest of %s: keymaps are not installed", __func__); + return; + } + + assert_se(r == 1); + assert_se(streq(ans, "pl")); + ans = mfree(ans); + + assert_se(find_converted_keymap( + &(X11Context) { + .layout = (char*) "pl", + .variant = (char*) "dvorak", + }, &ans2) == 1); + assert_se(streq(ans2, "pl-dvorak")); +} + +TEST(find_legacy_keymap) { + X11Context xc = {}; + _cleanup_free_ char *ans = NULL, *ans2 = NULL; + + xc.layout = (char*) "foobar"; + assert_se(find_legacy_keymap(&xc, &ans) == 0); + assert_se(ans == NULL); + + xc.layout = (char*) "pl"; + assert_se(find_legacy_keymap(&xc, &ans) == 1); + assert_se(streq(ans, "pl2")); + + xc.layout = (char*) "pl,ru"; + assert_se(find_legacy_keymap(&xc, &ans2) == 1); + assert_se(streq(ans, "pl2")); +} + +TEST(vconsole_convert_to_x11) { + _cleanup_(x11_context_clear) X11Context xc = {}; + _cleanup_(vc_context_clear) VCContext vc = {}; + int r; + + log_info("/* test empty keymap */"); + assert_se(vconsole_convert_to_x11(&vc, &xc) >= 0); + assert_se(x11_context_isempty(&xc)); + + log_info("/* test without variant, new mapping (es:) */"); + assert_se(free_and_strdup(&vc.keymap, "es") >= 0); + assert_se(vconsole_convert_to_x11(&vc, &xc) >= 0); + assert_se(streq(xc.layout, "es")); + assert_se(xc.variant == NULL); + x11_context_clear(&xc); + + log_info("/* test with known variant, new mapping (es:dvorak) */"); + assert_se(free_and_strdup(&vc.keymap, "es-dvorak") >= 0); + assert_se(vconsole_convert_to_x11(&vc, &xc) >= 0); + assert_se(streq(xc.layout, "es")); + assert_se(streq(xc.variant, "dvorak")); + x11_context_clear(&xc); + + log_info("/* test with old mapping (fr:latin9) */"); + assert_se(free_and_strdup(&vc.keymap, "fr-latin9") >= 0); + assert_se(vconsole_convert_to_x11(&vc, &xc) >= 0); + assert_se(streq(xc.layout, "fr")); + assert_se(streq(xc.variant, "latin9")); + x11_context_clear(&xc); + + log_info("/* test with a compound mapping (ru,us) */"); + assert_se(free_and_strdup(&vc.keymap, "ru") >= 0); + assert_se(vconsole_convert_to_x11(&vc, &xc) >= 0); + assert_se(streq(xc.layout, "ru,us")); + assert_se(xc.variant == NULL); + x11_context_clear(&xc); + + log_info("/* test with a simple mapping (us) */"); + assert_se(free_and_strdup(&vc.keymap, "us") >= 0); + assert_se(vconsole_convert_to_x11(&vc, &xc) >= 0); + assert_se(streq(xc.layout, "us")); + assert_se(xc.variant == NULL); + x11_context_clear(&xc); + + /* "gh" has no mapping in kbd-model-map and kbd provides a converted keymap for this layout. */ + log_info("/* test with a converted keymap (gh:) */"); + assert_se(free_and_strdup(&vc.keymap, "gh") >= 0); + r = vconsole_convert_to_x11(&vc, &xc); + if (r == 0) { + log_info("Skipping rest of %s: keymaps are not installed", __func__); + return; + } + assert_se(r > 0); + assert_se(streq(xc.layout, "gh")); + assert_se(xc.variant == NULL); + x11_context_clear(&xc); + + log_info("/* test with converted keymap and with a known variant (gh:ewe) */"); + assert_se(free_and_strdup(&vc.keymap, "gh-ewe") >= 0); + assert_se(vconsole_convert_to_x11(&vc, &xc) > 0); + assert_se(streq(xc.layout, "gh")); + assert_se(streq(xc.variant, "ewe")); + x11_context_clear(&xc); + + log_info("/* test with converted keymap and with an unknown variant (gh:ewe) */"); + assert_se(free_and_strdup(&vc.keymap, "gh-foobar") > 0); + assert_se(vconsole_convert_to_x11(&vc, &xc) > 0); + assert_se(streq(xc.layout, "gh")); + assert_se(xc.variant == NULL); + x11_context_clear(&xc); +} + +TEST(x11_convert_to_vconsole) { + _cleanup_(x11_context_clear) X11Context xc = {}; + _cleanup_(vc_context_clear) VCContext vc = {}; + + log_info("/* test empty layout (:) */"); + assert_se(x11_convert_to_vconsole(&xc, &vc) >= 0); + assert_se(vc_context_isempty(&vc)); + + log_info("/* test without variant, new mapping (es:) */"); + assert_se(free_and_strdup(&xc.layout, "es") >= 0); + assert_se(x11_convert_to_vconsole(&xc, &vc) >= 0); + assert_se(streq(vc.keymap, "es")); + vc_context_clear(&vc); + + log_info("/* test with unknown variant, new mapping (es:foobar) */"); + assert_se(free_and_strdup(&xc.variant, "foobar") >= 0); + assert_se(x11_convert_to_vconsole(&xc, &vc) >= 0); + assert_se(streq(vc.keymap, "es")); + vc_context_clear(&vc); + + log_info("/* test with known variant, new mapping (es:dvorak) */"); + assert_se(free_and_strdup(&xc.variant, "dvorak") >= 0); + assert_se(x11_convert_to_vconsole(&xc, &vc) >= 0); + if (vc_context_isempty(&vc)) { + log_info("Skipping rest of %s: keymaps are not installed", __func__); + return; + } + assert_se(streq(vc.keymap, "es-dvorak")); + vc_context_clear(&vc); + + /* es no-variant test is not very good as the desired match + comes first in the list so will win if both candidates score + the same. in this case the desired match comes second so will + not win unless we correctly give the no-variant match a bonus + */ + log_info("/* test without variant, desired match second (bg,us:) */"); + assert_se(free_and_strdup(&xc.layout, "bg,us") >= 0); + assert_se(free_and_strdup(&xc.variant, NULL) >= 0); + assert_se(x11_convert_to_vconsole(&xc, &vc) >= 0); + assert_se(streq(vc.keymap, "bg_bds-utf8")); + vc_context_clear(&vc); + + /* same, but with variant specified as "," */ + log_info("/* test with variant as ',', desired match second (bg,us:) */"); + assert_se(free_and_strdup(&xc.variant, ",") >= 0); + assert_se(x11_convert_to_vconsole(&xc, &vc) >= 0); + assert_se(streq(vc.keymap, "bg_bds-utf8")); + vc_context_clear(&vc); + + log_info("/* test with old mapping (fr:latin9) */"); + assert_se(free_and_strdup(&xc.layout, "fr") >= 0); + assert_se(free_and_strdup(&xc.variant, "latin9") >= 0); + assert_se(x11_convert_to_vconsole(&xc, &vc) >= 0); + assert_se(streq(vc.keymap, "fr-latin9")); + vc_context_clear(&vc); + + /* https://bugzilla.redhat.com/show_bug.cgi?id=1039185 */ + /* us,ru is the x config users want, but they still want ru + as the console layout in this case */ + log_info("/* test with a compound mapping (us,ru:) */"); + assert_se(free_and_strdup(&xc.layout, "us,ru") >= 0); + assert_se(free_and_strdup(&xc.variant, NULL) >= 0); + assert_se(x11_convert_to_vconsole(&xc, &vc) >= 0); + assert_se(streq(vc.keymap, "ru")); + vc_context_clear(&vc); + + log_info("/* test with a compound mapping (ru,us:) */"); + assert_se(free_and_strdup(&xc.layout, "ru,us") >= 0); + assert_se(free_and_strdup(&xc.variant, NULL) >= 0); + assert_se(x11_convert_to_vconsole(&xc, &vc) >= 0); + assert_se(streq(vc.keymap, "ru")); + vc_context_clear(&vc); + + /* https://bugzilla.redhat.com/show_bug.cgi?id=1333998 */ + log_info("/* test with a simple new mapping (ru:) */"); + assert_se(free_and_strdup(&xc.layout, "ru") >= 0); + assert_se(free_and_strdup(&xc.variant, NULL) >= 0); + assert_se(x11_convert_to_vconsole(&xc, &vc) >= 0); + assert_se(streq(vc.keymap, "ru")); +} + +static int intro(void) { + _cleanup_free_ char *map = NULL; + + assert_se(get_testdata_dir("test-keymap-util/kbd-model-map", &map) >= 0); + assert_se(setenv("SYSTEMD_KBD_MODEL_MAP", map, 1) == 0); + + return EXIT_SUCCESS; +} + +DEFINE_TEST_MAIN_WITH_INTRO(LOG_DEBUG, intro); diff --git a/src/locale/xkbcommon-util.c b/src/locale/xkbcommon-util.c new file mode 100644 index 0000000..295ac8a --- /dev/null +++ b/src/locale/xkbcommon-util.c @@ -0,0 +1,80 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include "dlfcn-util.h" +#include "log.h" +#include "macro.h" +#include "string-util.h" +#include "xkbcommon-util.h" + +#if HAVE_XKBCOMMON +static void *xkbcommon_dl = NULL; + +struct xkb_context* (*sym_xkb_context_new)(enum xkb_context_flags flags); +void (*sym_xkb_context_unref)(struct xkb_context *context); +void (*sym_xkb_context_set_log_fn)( + struct xkb_context *context, + void (*log_fn)( + struct xkb_context *context, + enum xkb_log_level level, + const char *format, + va_list args)); +struct xkb_keymap* (*sym_xkb_keymap_new_from_names)( + struct xkb_context *context, + const struct xkb_rule_names *names, + enum xkb_keymap_compile_flags flags); +void (*sym_xkb_keymap_unref)(struct xkb_keymap *keymap); + +static int dlopen_xkbcommon(void) { + return dlopen_many_sym_or_warn( + &xkbcommon_dl, "libxkbcommon.so.0", LOG_DEBUG, + DLSYM_ARG(xkb_context_new), + DLSYM_ARG(xkb_context_unref), + DLSYM_ARG(xkb_context_set_log_fn), + DLSYM_ARG(xkb_keymap_new_from_names), + DLSYM_ARG(xkb_keymap_unref)); +} + +_printf_(3, 0) +static void log_xkb(struct xkb_context *ctx, enum xkb_log_level lvl, const char *format, va_list args) { + const char *fmt; + + fmt = strjoina("libxkbcommon: ", format); + DISABLE_WARNING_FORMAT_NONLITERAL; + log_internalv(LOG_DEBUG, 0, PROJECT_FILE, __LINE__, __func__, fmt, args); + REENABLE_WARNING; +} + +DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(struct xkb_context *, sym_xkb_context_unref, NULL); +DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(struct xkb_keymap *, sym_xkb_keymap_unref, NULL); + +int verify_xkb_rmlvo(const char *model, const char *layout, const char *variant, const char *options) { + _cleanup_(sym_xkb_context_unrefp) struct xkb_context *ctx = NULL; + _cleanup_(sym_xkb_keymap_unrefp) struct xkb_keymap *km = NULL; + const struct xkb_rule_names rmlvo = { + .model = model, + .layout = layout, + .variant = variant, + .options = options, + }; + int r; + + /* Compile keymap from RMLVO information to check out its validity */ + + r = dlopen_xkbcommon(); + if (r < 0) + return r; + + ctx = sym_xkb_context_new(XKB_CONTEXT_NO_ENVIRONMENT_NAMES); + if (!ctx) + return -ENOMEM; + + sym_xkb_context_set_log_fn(ctx, log_xkb); + + km = sym_xkb_keymap_new_from_names(ctx, &rmlvo, XKB_KEYMAP_COMPILE_NO_FLAGS); + if (!km) + return -EINVAL; + + return 0; +} + +#endif diff --git a/src/locale/xkbcommon-util.h b/src/locale/xkbcommon-util.h new file mode 100644 index 0000000..e99c2d7 --- /dev/null +++ b/src/locale/xkbcommon-util.h @@ -0,0 +1,30 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +#pragma once + +#if HAVE_XKBCOMMON +#include + +extern struct xkb_context* (*sym_xkb_context_new)(enum xkb_context_flags flags); +extern void (*sym_xkb_context_unref)(struct xkb_context *context); +extern void (*sym_xkb_context_set_log_fn)( + struct xkb_context *context, + void (*log_fn)( + struct xkb_context *context, + enum xkb_log_level level, + const char *format, + va_list args)); +extern struct xkb_keymap* (*sym_xkb_keymap_new_from_names)( + struct xkb_context *context, + const struct xkb_rule_names *names, + enum xkb_keymap_compile_flags flags); +extern void (*sym_xkb_keymap_unref)(struct xkb_keymap *keymap); + +int verify_xkb_rmlvo(const char *model, const char *layout, const char *variant, const char *options); + +#else + +static inline int verify_xkb_rmlvo(const char *model, const char *layout, const char *variant, const char *options) { + return 0; +} + +#endif -- cgit v1.2.3