libwbclient: add wbcCheckTrustCredentials()

This only accepts NULL as domain for now,
because winbindd doesn't support checking
trust passwords as a domain controller.

metze
(This used to be commit c084ccd70f42ce29ce24565969a9f440dde254e1)

2 files changed, 58 insertions, 0 deletions

diff --git a/source3/nsswitch/libwbclient/wbc_pam.c b/source3/nsswitch/libwbclient/wbc_pam.c
index 2b33f55990..f6a355a413 100644
--- a/source3/nsswitch/libwbclient/wbc_pam.c
+++ b/source3/nsswitch/libwbclient/wbc_pam.c
@@ -419,3 +419,55 @@ done:
 
 	return wbc_status;
 }
+
+/** @brief Trigger a verification of the trust credentials of a specific domain
+ *
+ * @param *domain      The name of the domain, only NULL for the default domain is
+ *                     supported yet. Other values than NULL will result in
+ *                     WBC_ERR_NOT_IMPLEMENTED.
+ * @param error        Output details on WBC_ERR_AUTH_ERROR
+ *
+ * @return #wbcErr
+ *
+ **/
+wbcErr wbcCheckTrustCredentials(const char *domain,
+				struct wbcAuthErrorInfo **error)
+{
+	struct winbindd_request request;
+	struct winbindd_response response;
+	wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE;
+	const char *name_str;
+
+	if (domain) {
+		/*
+		 * the current protocol doesn't support
+		 * specifying a domain
+		 */
+		wbc_status = WBC_ERR_NOT_IMPLEMENTED;
+		BAIL_ON_WBC_ERROR(wbc_status);
+	}
+
+	ZERO_STRUCT(request);
+	ZERO_STRUCT(response);
+
+	/* Send request */
+
+	wbc_status = wbcRequestResponse(WINBINDD_CHECK_MACHACC,
+					&request,
+					&response);
+	if (response.data.auth.nt_status != 0) {
+		if (error) {
+			wbc_status = wbc_create_error_info(NULL,
+							   &response,
+							   error);
+			BAIL_ON_WBC_ERROR(wbc_status);
+		}
+
+		wbc_status = WBC_ERR_AUTH_ERROR;
+		BAIL_ON_WBC_ERROR(wbc_status);
+	}
+	BAIL_ON_WBC_ERROR(wbc_status);
+
+ done:
+	return wbc_status;
+}
diff --git a/source3/nsswitch/libwbclient/wbclient.h b/source3/nsswitch/libwbclient/wbclient.h
index 1303057b84..b36b5bbe88 100644
--- a/source3/nsswitch/libwbclient/wbclient.h
+++ b/source3/nsswitch/libwbclient/wbclient.h
@@ -407,4 +407,10 @@ wbcErr wbcAuthenticateUserEx(const struct wbcAuthUserParams *params,
 wbcErr wbcResolveWinsByName(const char *name, const char **ip);
 wbcErr wbcResolveWinsByIP(const char *ip, const char **name);
 
+/*
+ * Trusted domain functions
+ */
+wbcErr wbcCheckTrustCredentials(const char *domain,
+				struct wbcAuthErrorInfo **error);
+
 #endif      /* _WBCLIENT_H */