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split small value & large value

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This commit is contained in:
guoling
2020-06-16 22:20:52 +08:00
parent 305bbca60d
commit 3c044e62b6
3 changed files with 52 additions and 10 deletions
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Core/CodedInputDataCrypt.cpp
+17 -8
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@@ -283,16 +283,25 @@ void CodedInputDataCrypt::readData(KeyValueHolderCrypt &kvHolder) {
auto s_size = static_cast<size_t>(size);
if (s_size <= m_size - m_position) {
kvHolder.type = KeyValueHolderType_Offset;
kvHolder.valueSize = static_cast<uint32_t>(s_size);
kvHolder.pbKeyValueSize =
static_cast<uint8_t>(pbRawVarint32Size(kvHolder.valueSize) + pbRawVarint32Size(kvHolder.keySize));
if (s_size > sizeof(kvHolder) * 2) {
kvHolder.type = KeyValueHolderType_Offset;
kvHolder.valueSize = static_cast<uint32_t>(s_size);
kvHolder.pbKeyValueSize =
static_cast<uint8_t>(pbRawVarint32Size(kvHolder.valueSize) + pbRawVarint32Size(kvHolder.keySize));
size_t rollbackSize = kvHolder.pbKeyValueSize + kvHolder.keySize;
statusBeforeDecrypt(rollbackSize, *kvHolder.cryptStatus());
size_t rollbackSize = kvHolder.pbKeyValueSize + kvHolder.keySize;
statusBeforeDecrypt(rollbackSize, *kvHolder.cryptStatus());
skipBytes(s_size);
m_position += s_size;
skipBytes(s_size);
m_position += s_size;
} else {
consumeBytes(s_size);
kvHolder.type = KeyValueHolderType_Direct;
kvHolder = KeyValueHolderCrypt(m_decryptBuffer + m_decryptBufferPosition, s_size);
m_position += s_size;
m_decryptBufferPosition += s_size;
}
} else {
throw out_of_range("InvalidProtocolBuffer truncatedMessage");
}