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dbms: Removed obsolete files. [#METR-18510]

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This commit is contained in:
Alexey Arno 2016-03-29 19:30:28 +03:00
parent 21ff6d9f94
commit e376b337f8
2 changed files with 0 additions and 97 deletions
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13
dbms/include/DB/Common/SHA512Utils.h
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@ -1,13 +0,0 @@
#pragma once
#include <openssl/sha.h>
#include <string>
namespace SHA512Utils
{
void updateHash(SHA512_CTX & ctx, const std::string & path);
std::string computeHashFromString(const std::string & in);
std::string computeHashFromFolder(const std::string & path);
}

84
dbms/src/Common/SHA512Utils.cpp
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@ -1,84 +0,0 @@
#include <DB/Common/SHA512Utils.h>
#include <DB/IO/ReadBufferFromFile.h>
#include <DB/IO/HexWriteBuffer.h>
#include <Poco/File.h>
#include <vector>
#include <deque>
#include <array>
namespace SHA512Utils
{
void updateHash(SHA512_CTX & ctx, const std::string & path)
{
constexpr size_t buffer_size = 1024;
std::deque<std::string> to_process;
to_process.push_back(path);
while (!to_process.empty())
{
std::string filename = to_process.front();
Poco::File cur{filename};
to_process.pop_front();
if (cur.isFile())
{
DB::ReadBufferFromFile buf{filename};
while (!buf.eof())
{
std::array<char, buffer_size> in;
size_t read_count = buf.read(in.data(), in.size());
SHA512_Update(&ctx, reinterpret_cast<const void*>(in.data()), read_count);
}
}
else
{
std::vector<std::string> files;
cur.list(files);
for (const auto & file : files)
to_process.push_back(path + "/" + file);
}
}
}
std::string computeHashFromString(const std::string & in)
{
unsigned char hash[SHA512_DIGEST_LENGTH];
SHA512_CTX ctx;
SHA512_Init(&ctx);
SHA512_Update(&ctx, reinterpret_cast<const void *>(in.data()), in.size());
SHA512_Final(hash, &ctx);
std::string out;
{
DB::WriteBufferFromString buf{out};
DB::HexWriteBuffer hex_buf{buf};
hex_buf.write(reinterpret_cast<const char *>(hash), sizeof(hash));
}
return out;
}
std::string computeHashFromFolder(const std::string & path)
{
unsigned char hash[SHA512_DIGEST_LENGTH];
SHA512_CTX ctx;
SHA512_Init(&ctx);
updateHash(ctx, path);
SHA512_Final(hash, &ctx);
std::string out;
{
DB::WriteBufferFromString buf{out};
DB::HexWriteBuffer hex_buf{buf};
hex_buf.write(reinterpret_cast<const char *>(hash), sizeof(hash));
}
return out;
}
}