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* first commit

* cleanup
This commit is contained in:
tompzf
2025-11-04 13:28:06 +01:00
committed by GitHub
parent dba45dc636
commit 6ed4b1534e
898 changed files with 256340 additions and 0 deletions
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39
sdv_executables/sdv_idl_compiler/entities/hash_calc.cpp Normal file
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#include "hash_calc.h"
CHashObject::CHashObject()
{
// Create a xxHash state
m_state = XXH64_createState();
/* Initialize state with selected seed */
XXH64_hash_t seed = 0; /* or any other value */
if (XXH64_reset(m_state, seed) == XXH_ERROR)
{
XXH64_freeState(m_state);
m_state = nullptr;
}
}
CHashObject::~CHashObject()
{
if (m_state) XXH64_freeState(m_state);
}
CHashObject& CHashObject::operator<<(const std::string& rssString)
{
if (!m_state) return *this;
if (rssString.empty()) return *this;
if (XXH64_update(m_state, rssString.c_str(), rssString.size()) == XXH_ERROR)
{
XXH64_freeState(m_state);
m_state = nullptr;
}
return *this;
}
uint64_t CHashObject::GetHash() const
{
if (!m_state) return 0;
XXH64_hash_t hash = XXH64_digest(m_state);
return hash;
}