1 files changed, 119 insertions, 0 deletions
diff --git a/src/libzscanner/error.h b/src/libzscanner/error.h
new file mode 100644
index 0000000..f54a750
--- /dev/null
+++ b/src/libzscanner/error.h
@@ -0,0 +1,119 @@
+/*  Copyright (C) 2022 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+
+    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 <https://www.gnu.org/licenses/>.
+ */
+
+/*!
+ * \file
+ *
+ * \brief Error codes and handling.
+ *
+ * \addtogroup zone_scanner
+ * @{
+ */
+
+#pragma once
+
+enum err_codes {
+	ZS_OK = 0,
+	ZS_EINVAL = -1000,
+	ZS_ENOMEM,
+	ZS_FILE_OPEN,
+	ZS_FILE_INVALID,
+	ZS_DOS_NEWLINE,
+	ZS_UNCOVERED_STATE,
+	ZS_UNCLOSED_MULTILINE,
+	ZS_LEFT_PARENTHESIS,
+	ZS_RIGHT_PARENTHESIS,
+	ZS_UNSUPPORTED_TYPE,
+	ZS_BAD_PREVIOUS_OWNER,
+	ZS_BAD_DNAME_CHAR,
+	ZS_BAD_OWNER,
+	ZS_LABEL_OVERFLOW,
+	ZS_DNAME_OVERFLOW,
+	ZS_BAD_NUMBER,
+	ZS_NUMBER64_OVERFLOW,
+	ZS_NUMBER32_OVERFLOW,
+	ZS_NUMBER16_OVERFLOW,
+	ZS_NUMBER8_OVERFLOW,
+	ZS_FLOAT_OVERFLOW,
+	ZS_RDATA_OVERFLOW,
+	ZS_ITEM_OVERFLOW,
+	ZS_BAD_ADDRESS_CHAR,
+	ZS_BAD_IPV4,
+	ZS_BAD_IPV6,
+	ZS_BAD_GATEWAY,
+	ZS_BAD_GATEWAY_KEY,
+	ZS_BAD_APL,
+	ZS_BAD_RDATA,
+	ZS_BAD_HEX_RDATA,
+	ZS_BAD_HEX_CHAR,
+	ZS_BAD_BASE64_CHAR,
+	ZS_BAD_BASE32HEX_CHAR,
+	ZS_BAD_REST,
+	ZS_BAD_TIMESTAMP_CHAR,
+	ZS_BAD_TIMESTAMP_LENGTH,
+	ZS_BAD_TIMESTAMP,
+	ZS_BAD_DATE,
+	ZS_BAD_TIME,
+	ZS_BAD_TIME_UNIT,
+	ZS_BAD_BITMAP,
+	ZS_TEXT_OVERFLOW,
+	ZS_BAD_TEXT_CHAR,
+	ZS_BAD_TEXT,
+	ZS_BAD_DIRECTIVE,
+	ZS_BAD_TTL,
+	ZS_BAD_ORIGIN,
+	ZS_BAD_INCLUDE_FILENAME,
+	ZS_BAD_INCLUDE_ORIGIN,
+	ZS_UNPROCESSED_INCLUDE,
+	ZS_UNOPENED_INCLUDE,
+	ZS_BAD_RDATA_LENGTH,
+	ZS_CANNOT_TEXT_DATA,
+	ZS_BAD_LOC_DATA,
+	ZS_UNKNOWN_BLOCK,
+	ZS_BAD_ALGORITHM,
+	ZS_BAD_CERT_TYPE,
+	ZS_BAD_EUI_LENGTH,
+	ZS_BAD_L64_LENGTH,
+	ZS_BAD_CHAR_COLON,
+	ZS_BAD_CHAR_DASH,
+	ZS_DUPLICATE_SVCB_KEY,
+	ZS_BAD_SVCB_PARAM,
+	ZS_BAD_SVCB_MANDATORY,
+	ZS_DUPLICATE_SVCB_MANDATORY,
+	ZS_MISSING_SVCB_MANDATORY,
+	ZS_EMPTY_LIST_ITEM,
+	ZS_FILE_ACCESS,
+};
+
+/*!
+ * \brief Returns error message for the given error code.
+ *
+ * \param code Error code.
+ *
+ * \return String containing the error message.
+ */
+const char* zs_strerror(const int code);
+
+/*!
+ * \brief Returns error code name of the given error code.
+ *
+ * \param code Error code.
+ *
+ * \return String containing the error code name.
+ */
+const char* zs_errorname(const int code);
+
+/*! @} */