diff options
Diffstat (limited to '')
-rw-r--r-- | src/common/hex_util.cpp | 34 | ||||
-rw-r--r-- | src/common/hex_util.h | 29 |
2 files changed, 23 insertions, 40 deletions
diff --git a/src/common/hex_util.cpp b/src/common/hex_util.cpp index c2f6cf0f6..74f52dd11 100644 --- a/src/common/hex_util.cpp +++ b/src/common/hex_util.cpp @@ -3,21 +3,9 @@ // Refer to the license.txt file included. #include "common/hex_util.h" -#include "common/logging/log.h" namespace Common { -u8 ToHexNibble(char c1) { - if (c1 >= 65 && c1 <= 70) - return c1 - 55; - if (c1 >= 97 && c1 <= 102) - return c1 - 87; - if (c1 >= 48 && c1 <= 57) - return c1 - 48; - LOG_ERROR(Common, "Invalid hex digit: 0x{:02X}", c1); - return 0; -} - std::vector<u8> HexStringToVector(std::string_view str, bool little_endian) { std::vector<u8> out(str.size() / 2); if (little_endian) { @@ -30,26 +18,4 @@ std::vector<u8> HexStringToVector(std::string_view str, bool little_endian) { return out; } -std::array<u8, 16> operator""_array16(const char* str, std::size_t len) { - if (len != 32) { - LOG_ERROR(Common, - "Attempting to parse string to array that is not of correct size (expected=32, " - "actual={}).", - len); - return {}; - } - return HexStringToArray<16>(str); -} - -std::array<u8, 32> operator""_array32(const char* str, std::size_t len) { - if (len != 64) { - LOG_ERROR(Common, - "Attempting to parse string to array that is not of correct size (expected=64, " - "actual={}).", - len); - return {}; - } - return HexStringToArray<32>(str); -} - } // namespace Common diff --git a/src/common/hex_util.h b/src/common/hex_util.h index bb4736f96..a0a0e78a4 100644 --- a/src/common/hex_util.h +++ b/src/common/hex_util.h @@ -14,19 +14,31 @@ namespace Common { -u8 ToHexNibble(char c1); +constexpr u8 ToHexNibble(char c) { + if (c >= 65 && c <= 70) { + return c - 55; + } + + if (c >= 97 && c <= 102) { + return c - 87; + } + + return c - 48; +} std::vector<u8> HexStringToVector(std::string_view str, bool little_endian); template <std::size_t Size, bool le = false> -std::array<u8, Size> HexStringToArray(std::string_view str) { +constexpr std::array<u8, Size> HexStringToArray(std::string_view str) { std::array<u8, Size> out{}; if constexpr (le) { - for (std::size_t i = 2 * Size - 2; i <= 2 * Size; i -= 2) + for (std::size_t i = 2 * Size - 2; i <= 2 * Size; i -= 2) { out[i / 2] = (ToHexNibble(str[i]) << 4) | ToHexNibble(str[i + 1]); + } } else { - for (std::size_t i = 0; i < 2 * Size; i += 2) + for (std::size_t i = 0; i < 2 * Size; i += 2) { out[i / 2] = (ToHexNibble(str[i]) << 4) | ToHexNibble(str[i + 1]); + } } return out; } @@ -48,7 +60,12 @@ std::string HexToString(const ContiguousContainer& data, bool upper = true) { return out; } -std::array<u8, 0x10> operator"" _array16(const char* str, std::size_t len); -std::array<u8, 0x20> operator"" _array32(const char* str, std::size_t len); +constexpr std::array<u8, 16> AsArray(const char (&data)[17]) { + return HexStringToArray<16>(data); +} + +constexpr std::array<u8, 32> AsArray(const char (&data)[65]) { + return HexStringToArray<32>(data); +} } // namespace Common |