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v8: per byte fee, pad bulletproofs, fixed 11 ring size

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This commit is contained in:
moneromooo-monero
2018-07-18 22:24:53 +01:00
parent 869b3bf824
commit 5ffb2ff9b7
55 changed files with 1241 additions and 878 deletions
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src/ringct/rctTypes.cpp
+45 -2
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@@ -29,6 +29,7 @@
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "misc_log_ex.h"
#include "cryptonote_config.h"
#include "rctTypes.h"
using namespace crypto;
using namespace std;
@@ -233,11 +234,29 @@ namespace rct {
}
}
bool is_rct_borromean(int type)
{
switch (type)
{
case RCTTypeSimple:
case RCTTypeFull:
return true;
default:
return false;
}
}
size_t n_bulletproof_amounts(const Bulletproof &proof)
{
CHECK_AND_ASSERT_MES(proof.L.size() >= 6, 0, "Invalid bulletproof L size");
CHECK_AND_ASSERT_MES(proof.L.size() <= 31, 0, "Insane bulletproof L size");
return 1 << (proof.L.size() - 6);
CHECK_AND_ASSERT_MES(proof.L.size() == proof.R.size(), 0, "Mismatched bulletproof L/R size");
static const size_t extra_bits = 4;
static_assert((1 << extra_bits) == BULLETPROOF_MAX_OUTPUTS, "log2(BULLETPROOF_MAX_OUTPUTS) is out of date");
CHECK_AND_ASSERT_MES(proof.L.size() <= 6 + extra_bits, 0, "Invalid bulletproof L size");
CHECK_AND_ASSERT_MES(proof.V.size() <= (1u<<(proof.L.size()-6)), 0, "Invalid bulletproof V/L");
CHECK_AND_ASSERT_MES(proof.V.size() * 2 > (1u<<(proof.L.size()-6)), 0, "Invalid bulletproof V/L");
CHECK_AND_ASSERT_MES(proof.V.size() > 0, 0, "Empty bulletproof");
return proof.V.size();
}
size_t n_bulletproof_amounts(const std::vector<Bulletproof> &proofs)
@@ -254,4 +273,28 @@ namespace rct {
return n;
}
size_t n_bulletproof_max_amounts(const Bulletproof &proof)
{
CHECK_AND_ASSERT_MES(proof.L.size() >= 6, 0, "Invalid bulletproof L size");
CHECK_AND_ASSERT_MES(proof.L.size() == proof.R.size(), 0, "Mismatched bulletproof L/R size");
static const size_t extra_bits = 4;
static_assert((1 << extra_bits) == BULLETPROOF_MAX_OUTPUTS, "log2(BULLETPROOF_MAX_OUTPUTS) is out of date");
CHECK_AND_ASSERT_MES(proof.L.size() <= 6 + extra_bits, 0, "Invalid bulletproof L size");
return 1 << (proof.L.size() - 6);
}
size_t n_bulletproof_max_amounts(const std::vector<Bulletproof> &proofs)
{
size_t n = 0;
for (const Bulletproof &proof: proofs)
{
size_t n2 = n_bulletproof_max_amounts(proof);
CHECK_AND_ASSERT_MES(n2 < std::numeric_limits<uint32_t>::max() - n, 0, "Invalid number of bulletproofs");
if (n2 == 0)
return 0;
n += n2;
}
return n;
}
}