| // Copyright 2023 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef BSSL_PKI_IP_UTIL_H_ |
| #define BSSL_PKI_IP_UTIL_H_ |
| |
| #include "fillins/openssl_util.h" |
| |
| #include "input.h" |
| |
| namespace bssl { |
| |
| inline constexpr size_t kIPv4AddressSize = 4; |
| inline constexpr size_t kIPv6AddressSize = 16; |
| |
| // Returns whether `mask` is a valid netmask. I.e., whether it is the length of |
| // an IPv4 or IPv6 address, and is some number of ones, followed by some number |
| // of zeros. |
| OPENSSL_EXPORT bool IsValidNetmask(der::Input mask); |
| |
| // Returns whether `addr1` and `addr2` are equal under the netmask `mask`. |
| OPENSSL_EXPORT bool IPAddressMatchesWithNetmask(der::Input addr1, |
| der::Input addr2, |
| der::Input mask); |
| |
| } // namespace net |
| |
| #endif // BSSL_PKI_IP_UTIL_H_ |