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https://github.com/vicliu624/trail-mate.git
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32 lines
1.4 KiB
C++
32 lines
1.4 KiB
C++
#include "chat/infra/meshcore/crypto/ed25519/ed_25519.h"
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#include "geocaching/protocol/cmp_reader.h"
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#include <cassert>
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#include <cstring>
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#include <fstream>
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#include <iterator>
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#include <vector>
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int main(int argc, char** argv)
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{
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assert(argc == 2);
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std::ifstream file(argv[1], std::ios::binary);
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assert(file.good());
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std::vector<std::uint8_t> bytes((std::istreambuf_iterator<char>(file)), {});
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geocaching::protocol::CmpReader reader({bytes.data(), bytes.size()});
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std::size_t count = 0;
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geocaching::ByteView record, signature;
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assert(reader.array(count, 2) && count == 2);
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assert(reader.binary(record, 4096) && reader.binary(signature, 64) && reader.finished());
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geocaching::protocol::CmpReader fields(record);
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std::uint64_t schema = 0;
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geocaching::ByteView key;
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assert(fields.array(count, 16) && fields.unsignedInteger(schema) && fields.binary(key, 64));
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constexpr char domain[] = "trailmate.geocache/sign/v1";
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std::vector<std::uint8_t> message(sizeof(domain) + record.size);
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std::memcpy(message.data(), domain, sizeof(domain));
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std::memcpy(message.data() + sizeof(domain), record.data, record.size);
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assert(ed25519_verify(signature.data, message.data(), message.size(), key.data + 32) == 1);
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message.back() ^= 1;
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assert(ed25519_verify(signature.data, message.data(), message.size(), key.data + 32) == 0);
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}
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