From f449f278dd3c70e479a035f50a9bb817a9b433ba Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 17:24:08 +0200
Subject: Adding upstream version 3.2.6.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/libdnssec/binary.h | 116 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100644 src/libdnssec/binary.h

(limited to 'src/libdnssec/binary.h')

diff --git a/src/libdnssec/binary.h b/src/libdnssec/binary.h
new file mode 100644
index 0000000..8ff4174
--- /dev/null
+++ b/src/libdnssec/binary.h
@@ -0,0 +1,116 @@
+/*  Copyright (C) 2020 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
+ *
+ * \addtogroup binary
+ *
+ * \brief Universal binary data container.
+ *
+ * The module provides universal binary data container extensively used by
+ * a lot of functions provided by the library.
+ *
+ * @{
+ */
+
+#pragma once
+
+#include <stdint.h>
+#include <stdlib.h>
+
+/*!
+ * Universal structure to hold binary data.
+ */
+typedef struct dnssec_binary {
+	size_t size;	/*!< Size of the binary data. */
+	uint8_t *data;	/*!< Stored data. */
+} dnssec_binary_t;
+
+/*!
+ * Allocate new binary data structure.
+ *
+ * \param[out] data  Binary to be allocated.
+ * \param[in]  size  Requested size of the binary.
+ *
+ * \return Error code, DNSSEC_EOK if successful.
+ */
+int dnssec_binary_alloc(dnssec_binary_t *data, size_t size);
+
+/*!
+ * Free content of binary structure.
+ *
+ * \param binary  Binary structure to be freed.
+ */
+void dnssec_binary_free(dnssec_binary_t *binary);
+
+/*!
+ * Create a copy of a binary structure.
+ *
+ * \param[in]  from  Source of the copy.
+ * \param[out] to    Target of the copy.
+ *
+ * \return Error code, DNSSEC_EOK if successful.
+ */
+int dnssec_binary_dup(const dnssec_binary_t *from, dnssec_binary_t *to);
+
+/*!
+ * Resize binary structure to a new size.
+ *
+ * Internally uses realloc, which means that this function can be also used
+ * as a malloc or free.
+ *
+ * \param data      Binary to be resized.
+ * \param new_size  New size.
+ *
+ * \return Error code, DNSSEC_EOK if successful.
+ */
+int dnssec_binary_resize(dnssec_binary_t *data, size_t new_size);
+
+/*!
+ * Compare two binary structures (equivalent of memcmp).
+ *
+ * \note NULL sorts before data.
+ *
+ * \param one  First binary.
+ * \param two  Second binary.
+ *
+ * \return 0 if one equals two, <0 if one sorts before two, >0 otherwise.
+ */
+int dnssec_binary_cmp(const dnssec_binary_t *one, const dnssec_binary_t *two);
+
+/*!
+ * Allocate binary from Base64 encoded string.
+ *
+ * \param[in]  base64  Base64 encoded data.
+ * \param[out] binary  Decoded binary data.
+ *
+ * \return Error code, DNSSEC_EOK if successful.
+ */
+int dnssec_binary_from_base64(const dnssec_binary_t *base64,
+			      dnssec_binary_t *binary);
+
+/*!
+ * Create Base64 encoded string from binary data.
+ *
+ * \param[in]  binary  Binary data.
+ * \param[out] base64  Base64 encode data.
+ *
+ * \return Error code, DNSSEC_EOK if successful.
+ */
+int dnssec_binary_to_base64(const dnssec_binary_t *binary,
+			    dnssec_binary_t *base64);
+/*! @} */
-- 
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