From cd7b005519ade8ab6c97fcb21590b71b7d1be6e3 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 11:54:46 +0200 Subject: Adding upstream version 0.8.0. Signed-off-by: Daniel Baumann --- rtrlib/lib/ipv6_private.h | 81 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 81 insertions(+) create mode 100644 rtrlib/lib/ipv6_private.h (limited to 'rtrlib/lib/ipv6_private.h') diff --git a/rtrlib/lib/ipv6_private.h b/rtrlib/lib/ipv6_private.h new file mode 100644 index 0000000..1007e73 --- /dev/null +++ b/rtrlib/lib/ipv6_private.h @@ -0,0 +1,81 @@ +/* + * 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_IPV6_PRIVATE_H +#define LRTR_IPV6_PRIVATE_H + +#include "ipv6.h" + +#include "rtrlib/lib/convert_byte_order_private.h" + +#include +#include +#include + +/** + * @brief Compares two lrtr_ipv6_addr structs + * + * @param[in] a lrtr_ipv6_addr + * @param[in] b lrtr_ipv6_addr + * + * @return true if a == b + * @return false if a != b + */ +bool lrtr_ipv6_addr_equal(const struct lrtr_ipv6_addr *a, const struct lrtr_ipv6_addr *b); + +/** + * @brief Extracts quantity bits from an IPv6 address. + * + * The bit with the highest significance is bit 0. All bits that aren't in the + * specified range will be 0. + * + * @param[in] val ipv6_addr + * @param[in] first_bit Position of the first bit that is extracted, inclusive. + * @param[in] quantity How many bits will be extracted. + * + * @returns ipv6_addr, with all bits not in specified range set to 0. + */ +struct lrtr_ipv6_addr lrtr_ipv6_get_bits(const struct lrtr_ipv6_addr *val, const uint8_t first_bit, + const uint8_t quantity); + +/** + * @brief Converts the passed ipv6_addr to string representation + * + * @param[in] ip_addr Pointer to an IPv6 address + * @param[out] str Pointer to string buf, at least INET6_ADDRSTRLEN bytes. + * @param[in] len Length of string buffer @p str + * + * @result 0 on success + * @result -1 on error + */ +int lrtr_ipv6_addr_to_str(const struct lrtr_ipv6_addr *ip, char *str, const unsigned int len); + +/** + * @brief Converts the passed IPv6 address string in to lrtr_ipv6_addr struct. + * + * @param[in] str Pointer to a string buffer + * @param[out] ip Pointer to lrtr_ipv6_addr + * + * @result 0 on success + * @result -1 on error + */ +int lrtr_ipv6_str_to_addr(const char *str, struct lrtr_ipv6_addr *ip); + +/** + * @ingroup util_h + * @{ + * @brief Converts the passed IPv6 address to given byte order. + * + * @param[in] src IPv6 address (uint32_t array) in source byte order. + * @param[out] dest IPv6 address (uint32_t array) in target byte order. + * @param[in] tbo Target byte order for address conversion. + */ +void lrtr_ipv6_addr_convert_byte_order(const uint32_t *src, uint32_t *dest, const enum target_byte_order tbo); +/** @} */ +#endif /* LRTR_IPV6_H */ -- cgit v1.2.3