Revert "Run authentification in different process"

This reverts commit a305e622a6.

In the next commit, the same functionality will be achieved in a cleaner
way.
pull/1/head
Michael Stapelberg 2013-11-10 20:03:53 +01:00
parent df760b6e9e
commit d7fd058f0c
1 changed files with 17 additions and 50 deletions

View File

@ -22,7 +22,6 @@
#include <string.h>
#include <ev.h>
#include <sys/mman.h>
#include <sys/wait.h>
#include <X11/XKBlib.h>
#include <X11/extensions/XKBfile.h>
#include <xkbcommon/xkbcommon.h>
@ -200,11 +199,27 @@ static void clear_input(void) {
unlock_state = STATE_KEY_PRESSED;
}
static void auth_failed(void) {
static void input_done(void) {
if (clear_pam_wrong_timeout) {
ev_timer_stop(main_loop, clear_pam_wrong_timeout);
free(clear_pam_wrong_timeout);
clear_pam_wrong_timeout = NULL;
}
pam_state = STATE_PAM_VERIFY;
redraw_screen();
if (pam_authenticate(pam_handle, 0) == PAM_SUCCESS) {
DEBUG("successfully authenticated\n");
clear_password_memory();
exit(0);
}
if (debug_mode)
fprintf(stderr, "Authentication failure\n");
pam_state = STATE_PAM_WRONG;
clear_input();
redraw_screen();
/* Clear this state after 2 seconds (unless the user enters another
@ -226,54 +241,6 @@ static void auth_failed(void) {
}
}
static void child_cb(EV_P_ ev_child *child_watcher, int revents) {
if (child_watcher->rstatus != 0) {
DEBUG("Authentication successfull\n");
clear_password_memory();
exit(0);
} else {
auth_failed();
}
ev_child_stop(main_loop, child_watcher);
free(child_watcher);
}
static void input_done(void) {
if (pam_state == STATE_PAM_VERIFY) {
return;
}
if (clear_pam_wrong_timeout) {
ev_timer_stop(main_loop, clear_pam_wrong_timeout);
free(clear_pam_wrong_timeout);
clear_pam_wrong_timeout = NULL;
}
pam_state = STATE_PAM_VERIFY;
redraw_screen();
/* fork to unblock pam_authenticate */
pid_t cpid = fork();
if (cpid == 0) {
exit(pam_authenticate(pam_handle, 0) == PAM_SUCCESS);
} else if (cpid > 0) {
clear_input();
struct ev_child *child_watcher = calloc(sizeof(struct ev_io), 1);
ev_child_init(child_watcher, child_cb, cpid, 0);
ev_child_set(child_watcher, cpid, 0);
ev_child_start(EV_DEFAULT_ child_watcher);
} else if (cpid < 0) {
DEBUG("Could not fork");
if (pam_authenticate(pam_handle, 0) == PAM_SUCCESS) {
DEBUG("successfully authenticated\n");
clear_password_memory();
exit(0);
}
auth_failed();
}
}
/*
* Called when the user releases a key. We need to leave the Mode_switch
* state when the user releases the Mode_switch key.