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integrating the existing state of TON Storage / TON Payments / CPS Fift development branches

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ton 2020-05-27 22:10:46 +04:00
parent 040df63c98
commit 4e2624459b
153 changed files with 10760 additions and 1695 deletions
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24
rldp2/FecHelper.cpp Normal file
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#include "FecHelper.h"
#include "td/utils/check.h"
namespace ton {
namespace rldp2 {
td::uint32 FecHelper::get_fec_symbols_count() const {
constexpr td::uint32 x = 5;
constexpr td::uint32 y = 5;
// smallest (symbols_count + x + y * i) > received_symbols_count
if (symbols_count + x > received_symbols_count) {
return symbols_count + x;
}
td::uint32 i = (received_symbols_count - (symbols_count + x)) / y + 1;
return symbols_count + x + i * y;
}
td::uint32 FecHelper::get_left_fec_symbols_count() const {
auto fec_symbols_count = get_fec_symbols_count();
CHECK(fec_symbols_count > received_symbols_count);
return fec_symbols_count - received_symbols_count;
}
} // namespace rldp2
} // namespace ton