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fix(hex): str_size argument

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SEK1RO
2024-09-17 12:31:15 +03:00
parent 1993ee410d
commit 0c28595bbf
3 changed files with 11 additions and 11 deletions
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12
src/hex.cpp
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@ -27,9 +27,9 @@ static const int8_t hexmap[] = {
namespace hex
{
bool isValid(const char *str) noexcept
bool isValid(const char *str, size_t str_size) noexcept
{
return baseN::isValid(str, hexmap);
return baseN::isValid(str, str_size, hexmap);
}
bool isValid(std::string_view str) noexcept
{
@ -55,10 +55,6 @@ namespace hex
}
void decode(const char *str, size_t str_size, uint8_t *data, size_t data_size)
{
if (!hex::isValid(str))
{
throw std::logic_error("hex::decode: out of digits map");
}
if (str_size % 2 != 0)
{
throw std::logic_error("hex::decode: isn't hex");
@ -67,6 +63,10 @@ namespace hex
{
throw std::logic_error("hex::decode: not enough allocated length");
}
if (!hex::isValid(str, str_size))
{
throw std::logic_error("hex::decode: out of digits map");
}
for (size_t i = 0; i * 2 < str_size; i++)
{
data[i] = hexmap[(int8_t)str[i * 2]] << 4 | hexmap[(int8_t)str[i * 2 + 1]];