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https://github.com/wiiu-env/AromaUpdater.git
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25 lines
721 B
C++
25 lines
721 B
C++
#include "FSUtils.h"
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#include "TinySHA1.hpp"
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#include <optional>
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#include <string>
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std::string calculateSHA1(const char *buffer, size_t size) {
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sha1::SHA1 s;
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s.processBytes(buffer, size);
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uint32_t digest[5];
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s.getDigest(digest);
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char tmp[48];
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snprintf(tmp, 45, "%08x%08x%08x%08x%08x", digest[0], digest[1], digest[2], digest[3], digest[4]);
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return tmp;
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}
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std::optional<std::string> hashFile(const std::string &path) {
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uint8_t *data = nullptr;
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uint32_t size = 0;
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if (LoadFileToMem(path.c_str(), &data, &size) < 0 || data == nullptr) {
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return {};
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}
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std::string result = calculateSHA1(reinterpret_cast<const char *>(data), size);
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free(data);
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return result;
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} |