1 files changed, 58 insertions, 0 deletions
diff --git a/rtrlib/lib/ip_private.h b/rtrlib/lib/ip_private.h
new file mode 100644
index 0000000..623fd96
--- /dev/null
+++ b/rtrlib/lib/ip_private.h
@@ -0,0 +1,58 @@
+/*
+ * This file is part of RTRlib.
+ *
+ * This file is subject to the terms and conditions of the MIT license.
+ * See the file LICENSE in the top level directory for more details.
+ *
+ * Website: http://rtrlib.realmv6.org/
+ */
+
+#ifndef LRTR_IP_PRIVATE_H
+#define LRTR_IP_PRIVATE_H
+
+#include "ip.h"
+
+#include "rtrlib/lib/ipv4_private.h"
+#include "rtrlib/lib/ipv6_private.h"
+
+/**
+ * @brief Detects if the lrtr_ip_addr only contains 0 bits.
+ * @param[in] lrtr_ip_addr
+ * @returns true If the saved lrtr_ip_addr is 0.
+ * @returns false If the saved lrtr_ip_addr isn't 0.
+ */
+bool lrtr_ip_addr_is_zero(const struct lrtr_ip_addr);
+
+/**
+ * @brief Extracts number bits from the passed lrtr_ip_addr, starting at bit number from. The bit with the highest
+ * significance is bit 0. All bits that aren't in the specified range will be 0.
+ * @param[in] val lrtr_ip_addr
+ * @param[in] from Position of the first bit that is extracted.
+ * @param[in] number How many bits will be extracted.
+ * @returns An lrtr_ipv_addr, where all bits that aren't in the specified range are set to 0.
+ */
+struct lrtr_ip_addr lrtr_ip_addr_get_bits(const struct lrtr_ip_addr *val, const uint8_t from, const uint8_t number);
+
+/**
+ * @defgroup util_h Utility functions
+ * @{
+ *
+ * @brief Checks if two lrtr_ip_addr structs are equal.
+ * @param[in] a lrtr_ip_addr
+ * @param[in] b lrtr_ip_addr
+ * @return true If a == b.
+ * @return false If a != b.
+ */
+bool lrtr_ip_addr_equal(const struct lrtr_ip_addr a, const struct lrtr_ip_addr b);
+
+/**
+ * Compares addr1 in the lrtr_ip_addr struct with addr2 in string representation.
+ * @param[in] addr1 lrtr_ip_addr
+ * @param[in] addr2 IP-address as string
+ * @return true If a == b
+ * @return false If a != b
+ */
+bool lrtr_ip_str_cmp(const struct lrtr_ip_addr *addr1, const char *addr2);
+
+#endif
+/** @} */