Listing 3. A Basic Implemenation of pam_sm_setcred
PAM_EXTERN int pam_sm_setcred(pam_handle_t * pamh, int flags
,int argc, const char **argv)
{
unsigned int ctrl;
int retval;
ctrl = _set_ctrl(pamh, flags, NULL, argc, argv);
retval = PAM_SUCCESS;
printf("recovering return code from auth call");
pam_get_data(pamh, "unix_setcred_return", (const void **) pretval);
if(pretval) {
retval = *pretval;
free(pretval);
printf("recovered data indicates that old retval was %d", retval);
}
return retval;
}
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