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-rw-r--r--libpam/pam_password.c52
1 files changed, 52 insertions, 0 deletions
diff --git a/libpam/pam_password.c b/libpam/pam_password.c
new file mode 100644
index 00000000..afbaa580
--- /dev/null
+++ b/libpam/pam_password.c
@@ -0,0 +1,52 @@
+/* pam_password.c - PAM Password Management */
+
+/*
+ * $Id$
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+
+/* #define DEBUG */
+
+#include "pam_private.h"
+
+int pam_chauthtok(pam_handle_t *pamh, int flags)
+{
+ int retval;
+
+ D(("called."));
+
+ IF_NO_PAMH("pam_chauthtok", pamh, PAM_SYSTEM_ERR);
+
+ if (pamh->former.choice == PAM_NOT_STACKED) {
+ _pam_start_timer(pamh); /* we try to make the time for a failure
+ independent of the time it takes to
+ fail */
+ _pam_sanitize(pamh);
+ pamh->former.update = PAM_FALSE;
+ }
+
+ /* first call to check if there will be a problem */
+ if (pamh->former.update ||
+ (retval = _pam_dispatch(pamh, flags|PAM_PRELIM_CHECK,
+ PAM_CHAUTHTOK)) == PAM_SUCCESS) {
+ D(("completed check ok: former=%d", pamh->former.update));
+ pamh->former.update = PAM_TRUE;
+ retval = _pam_dispatch(pamh, flags|PAM_UPDATE_AUTHTOK,
+ PAM_CHAUTHTOK);
+ }
+
+ /* if we completed we should clean up */
+ if (retval != PAM_INCOMPLETE) {
+ _pam_sanitize(pamh);
+ pamh->former.update = PAM_FALSE;
+ _pam_await_timer(pamh, retval); /* if unsuccessful then wait now */
+ D(("pam_chauthtok exit %d - %d", retval, pamh->former.choice));
+ } else {
+ D(("will resume when ready", retval));
+ }
+
+ return retval;
+}
+