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feat: add support for fido yubikeys (#89)

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* add support for fido keybind

* add to themes

* fix clang format

* Update ui.c

* docs: add misc stuff about the yubikey

---------

Co-authored-by: javalsai <jvssxxi@gmail.com>
This commit is contained in:
creations
2025-12-13 15:37:58 -05:00
committed by GitHub
parent feeba5c41b
commit a7a1f42f0a
9 changed files with 135 additions and 22 deletions
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65
src/ui.c
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@@ -5,6 +5,7 @@
#include <errno.h>
#include <limits.h>
#include <pwd.h>
#include <security/pam_appl.h>
#include <signal.h>
#include <stdbool.h>
#include <stddef.h>
@@ -295,6 +296,21 @@ int load(struct Vector* users, struct Vector* sessions) {
restore_all();
reboot(RB_POWER_OFF);
exit(0);
} else if (g_config->functions.fido != NONE &&
ansi_code == g_config->functions.fido) {
bool successful_write = write_launch_state((struct LaunchState){
.username = st_user().username,
.session_opt =
st_session(g_config->behavior.include_defshell).name,
});
if (!successful_write) log_puts("[E] failed to write launch state");
if (!launch(st_user().username, "",
st_session(g_config->behavior.include_defshell),
&restore_all, g_config)) {
print_passwd(utf8len(of_passwd.efield.content), true);
ui_update_cursor_focus();
}
} else if (ansi_code == A_UP || ansi_code == A_DOWN) {
st_ch_focus(ansi_code == A_DOWN ? 1 : -1);
} else if (ansi_code == A_RIGHT || ansi_code == A_LEFT) {
@@ -509,6 +525,8 @@ static void print_box() {
}
static void print_footer() {
bool fido_enabled = g_config->functions.fido != NONE;
size_t bsize = utf8len(g_config->strings.f_poweroff) +
utf8len(KEY_NAMES[g_config->functions.poweroff]) +
utf8len(g_config->strings.f_reboot) +
@@ -516,19 +534,31 @@ static void print_footer() {
utf8len(g_config->strings.f_refresh) +
utf8len(KEY_NAMES[g_config->functions.refresh]);
bsize += 2 * 2 + // 2 wide separators between 3 items
3 * 1; // 3 thin separators inside every item
bsize += 2 * 2 + 3 * 1;
if (fido_enabled) {
bsize += utf8len(g_config->strings.f_fido) +
utf8len(KEY_NAMES[g_config->functions.fido]) + 2 + 1;
}
uint row = window.ws_row - 1;
uint col = window.ws_col - 2 - bsize;
printf(
"\x1b[%3$d;%4$dH%8$s \x1b[%1$sm%5$s\x1b[%2$sm %9$s "
"\x1b[%1$sm%6$s\x1b[%2$sm %10$s \x1b[%1$sm%7$s\x1b[%2$sm",
g_config->colors.e_key, g_config->colors.fg, row, col,
KEY_NAMES[g_config->functions.poweroff],
KEY_NAMES[g_config->functions.reboot],
KEY_NAMES[g_config->functions.refresh], g_config->strings.f_poweroff,
g_config->strings.f_reboot, g_config->strings.f_refresh);
printf("\x1b[%d;%dH%s \x1b[%sm%s\x1b[%sm %s \x1b[%sm%s\x1b[%sm ", row, col,
g_config->strings.f_poweroff, g_config->colors.e_key,
KEY_NAMES[g_config->functions.poweroff], g_config->colors.fg,
g_config->strings.f_reboot, g_config->colors.e_key,
KEY_NAMES[g_config->functions.reboot], g_config->colors.fg);
if (fido_enabled) {
printf("%s \x1b[%sm%s\x1b[%sm ", g_config->strings.f_fido,
g_config->colors.e_key, KEY_NAMES[g_config->functions.fido],
g_config->colors.fg);
}
printf("%s \x1b[%sm%s\x1b[%sm", g_config->strings.f_refresh,
g_config->colors.e_key, KEY_NAMES[g_config->functions.refresh],
g_config->colors.fg);
}
void print_err(const char* msg) {
@@ -536,6 +566,21 @@ void print_err(const char* msg) {
msg, errno, strerror(errno));
}
void print_pam_msg(const char* msg, int msg_style) {
uint row = box_start.y + BOX_HEIGHT + 1;
const char* color =
(msg_style == PAM_ERROR_MSG) ? g_config->colors.err : g_config->colors.fg;
printf("\x1b[%d;%dH\x1b[K\x1b[%sm%.*s\x1b[%sm", row, box_start.x, color,
BOX_WIDTH, msg, g_config->colors.fg);
(void)fflush(stdout);
}
void clear_pam_msg(void) {
uint row = box_start.y + BOX_HEIGHT + 1;
printf("\x1b[%d;%dH\x1b[K", row, box_start.x);
(void)fflush(stdout);
}
void print_errno(const char* descr) {
if (descr == NULL)
(void)fprintf(stderr, "\x1b[%d;%dH\x1b[%smunknown error(%d): %s",