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-rw-r--r--lib/crypto/gnutls_error.c117
1 files changed, 117 insertions, 0 deletions
diff --git a/lib/crypto/gnutls_error.c b/lib/crypto/gnutls_error.c
new file mode 100644
index 0000000..764e217
--- /dev/null
+++ b/lib/crypto/gnutls_error.c
@@ -0,0 +1,117 @@
+/*
+ * Copyright (c) 2019 Andreas Schneider <asn@samba.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "includes.h"
+#include "gnutls_helpers.h"
+
+#include <gnutls/gnutls.h>
+
+NTSTATUS _gnutls_error_to_ntstatus(int gnutls_rc,
+ NTSTATUS blocked_status,
+ const char *function,
+ const char *location)
+{
+ NTSTATUS status;
+
+ if (gnutls_rc == GNUTLS_E_SUCCESS) {
+ return NT_STATUS_OK;
+ }
+
+ switch (gnutls_rc) {
+ case GNUTLS_E_UNWANTED_ALGORITHM:
+ status = blocked_status;
+ break;
+ case GNUTLS_E_MEMORY_ERROR:
+ status = NT_STATUS_NO_MEMORY;
+ break;
+ case GNUTLS_E_INVALID_REQUEST:
+ status = NT_STATUS_INVALID_VARIANT;
+ break;
+ case GNUTLS_E_DECRYPTION_FAILED:
+ status = NT_STATUS_DECRYPTION_FAILED;
+ break;
+ case GNUTLS_E_ENCRYPTION_FAILED:
+ status = NT_STATUS_ENCRYPTION_FAILED;
+ break;
+ case GNUTLS_E_SHORT_MEMORY_BUFFER:
+ status = NT_STATUS_INVALID_PARAMETER;
+ break;
+ case GNUTLS_E_BASE64_DECODING_ERROR:
+ case GNUTLS_E_HASH_FAILED:
+ case GNUTLS_E_LIB_IN_ERROR_STATE:
+ case GNUTLS_E_INTERNAL_ERROR:
+ default:
+ status = NT_STATUS_INTERNAL_ERROR;
+ break;
+ }
+
+ D_WARNING("%s: GNUTLS ERROR: %s, NTSTATUS: %s at %s\n",
+ function,
+ gnutls_strerror_name(gnutls_rc),
+ nt_errstr(status),
+ location);
+
+ return status;
+}
+
+WERROR _gnutls_error_to_werror(int gnutls_rc,
+ WERROR blocked_werr,
+ const char *function,
+ const char *location)
+{
+ WERROR werr;
+
+ if (gnutls_rc == GNUTLS_E_SUCCESS) {
+ return WERR_OK;
+ }
+
+ switch (gnutls_rc) {
+ case GNUTLS_E_UNWANTED_ALGORITHM:
+ werr = blocked_werr;
+ break;
+ case GNUTLS_E_MEMORY_ERROR:
+ werr = WERR_NOT_ENOUGH_MEMORY;
+ break;
+ case GNUTLS_E_INVALID_REQUEST:
+ werr = WERR_INVALID_VARIANT;
+ break;
+ case GNUTLS_E_DECRYPTION_FAILED:
+ werr = WERR_DECRYPTION_FAILED;
+ break;
+ case GNUTLS_E_ENCRYPTION_FAILED:
+ werr = WERR_ENCRYPTION_FAILED;
+ break;
+ case GNUTLS_E_SHORT_MEMORY_BUFFER:
+ werr = WERR_INVALID_PARAMETER;
+ break;
+ case GNUTLS_E_BASE64_DECODING_ERROR:
+ case GNUTLS_E_HASH_FAILED:
+ case GNUTLS_E_LIB_IN_ERROR_STATE:
+ case GNUTLS_E_INTERNAL_ERROR:
+ default:
+ werr = WERR_INTERNAL_ERROR;
+ break;
+ }
+
+ D_WARNING("%s: GNUTLS ERROR: %s, WERROR: %s at %s\n",
+ function,
+ gnutls_strerror_name(gnutls_rc),
+ win_errstr(werr),
+ location);
+
+ return werr;
+}