OwlCyberSecurity - MANAGER

Edit File: vpass.c

#include "config.h" #include <stdlib.h> #include <stdio.h> #include <unistd.h> #include <pwd.h> #include <sys/types.h> #include <security/pam_appl.h> static int test_conv (int num_msg UNUSED, const struct pam_message **msgm UNUSED, struct pam_response **response UNUSED, void *appdata_ptr UNUSED) { return 0; } static struct pam_conv conv = { test_conv, NULL }; int main(void) { char *user; pam_handle_t *pamh; struct passwd *pw; uid_t uid; int res; uid = geteuid(); pw = getpwuid(uid); if (pw) { user = pw->pw_name; } else { fprintf(stderr, "Invalid userid: %lu\n", (unsigned long) uid); exit(1); } pam_start("vpass", user, &conv, &pamh); pam_set_item(pamh, PAM_TTY, "/dev/tty"); if ((res = pam_authenticate(pamh, 0)) != PAM_SUCCESS) { fprintf(stderr, "Oops: %s\n", pam_strerror(pamh, res)); exit(1); } pam_end(pamh, res); exit(0); }