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24 lines
553 B
C++
24 lines
553 B
C++
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#include <string>
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using std::string;
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#include "crypto_sign.h"
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string crypto_sign(const string &m_string, const string &sk_string)
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{
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if (sk_string.size() != crypto_sign_SECRETKEYBYTES) throw "incorrect secret-key length";
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size_t mlen = m_string.size();
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unsigned char m[mlen+crypto_sign_BYTES];
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unsigned long long smlen;
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for (int i = 0;i < mlen;++i) m[i] = m_string[i];
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crypto_sign(
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m,
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&smlen,
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m,
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mlen,
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(const unsigned char *) sk_string.c_str()
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);
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return string(
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(char *) m,
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smlen
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);
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}
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