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crypto sugar minor improvements

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This commit is contained in:
sowle 2021-05-05 06:38:07 +03:00
parent 3305a8ff44
commit c8ba0418ef
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GPG key ID: C07A24B2D89D49FC
1 changed files with 30 additions and 2 deletions
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32
src/crypto/crypto-sugar.h
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@ -394,7 +394,7 @@ namespace crypto
friend std::ostream& operator<<(std::ostream& ss, const scalar_t &v)
{
return ss << "0x" << pod_to_hex_reversed(v);
return ss << pod_to_hex(v);
}
std::string to_string_as_hex_number() const
@ -510,6 +510,11 @@ namespace crypto
return result;
}
void to_public_key(crypto::public_key& result) const
{
ge_p3_tobytes((unsigned char*)&result, &m_p3);
}
crypto::key_image to_key_image() const
{
crypto::key_image result;
@ -562,10 +567,17 @@ namespace crypto
friend point_t operator*(const scalar_t& lhs, const point_t& rhs)
{
point_t result;
ge_scalarmult_p3(&result.m_p3, reinterpret_cast<const unsigned char*>(&lhs), &rhs.m_p3);
ge_scalarmult_p3(&result.m_p3, lhs.m_s, &rhs.m_p3);
return result;
}
point_t& operator*=(const scalar_t& rhs)
{
// TODO: ge_scalarmult_vartime_p3
ge_scalarmult_p3(&m_p3, rhs.m_s, &m_p3);
return *this;
}
friend point_t operator/(const point_t& lhs, const scalar_t& rhs)
{
point_t result;
@ -742,6 +754,11 @@ namespace crypto
m_elements.reserve(elements_count);
}
void resize(size_t elements_count)
{
m_elements.resize(elements_count);
}
void clear()
{
m_elements.clear();
@ -771,6 +788,16 @@ namespace crypto
m_elements.emplace_back(pk);
}
scalar_t& access_scalar(size_t index)
{
return m_elements[index].scalar;
}
public_key& access_public_key(size_t index)
{
return m_elements[index].pk;
}
void add_points_array(const std::vector<point_t>& points_array)
{
for (size_t i = 0, size = points_array.size(); i < size; ++i)
@ -801,6 +828,7 @@ namespace crypto
union item_t
{
item_t() {}
item_t(const scalar_t& scalar) : scalar(scalar) {}
item_t(const crypto::public_key& pk) : pk(pk) {}
item_t(const crypto::key_image& ki) : ki(ki) {}