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account: fixed rare checksum oob issue

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sowle 2024-11-09 19:47:46 +01:00
parent 74ef510288
commit 85c2591cfc
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1 changed files with 9 additions and 0 deletions
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9
src/currency_core/account.cpp
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@ -108,6 +108,9 @@ namespace currency
uint64_t h_64 = *reinterpret_cast<uint64_t*>(&h);
uint16_t checksum = h_64 % (checksum_max + 1);
if (checksum == checksum_max) // workaround for incorrect checksum calculation (trying to keep the whole scheme untouched) -- sowle
checksum = 0;
uint8_t auditable_flag = 0;
if (m_keys.account_address.flags & ACCOUNT_PUBLIC_ADDRESS_FLAG_AUDITABLE)
auditable_flag = 1;
@ -216,6 +219,10 @@ namespace currency
h = crypto::cn_fast_hash(&h, sizeof h);
uint64_t h_64 = *reinterpret_cast<uint64_t*>(&h);
uint16_t checksum_calculated = h_64 % (checksum_max + 1);
if (checksum_calculated == checksum_max) // workaround for incorrect checksum calculation (trying to keep the whole scheme untouched) -- sowle
checksum_calculated = 0;
if (checksum != checksum_calculated)
{
LOG_PRINT_L0("seed phase has invalid checksum: " << checksum_calculated << ", while " << checksum << " is expected, check your words");
@ -230,6 +237,8 @@ namespace currency
if (auditable_flag)
m_keys.account_address.flags |= ACCOUNT_PUBLIC_ADDRESS_FLAG_AUDITABLE;
else
m_keys.account_address.flags &= ~ACCOUNT_PUBLIC_ADDRESS_FLAG_AUDITABLE;
return true;
}