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-rw-r--r--src/test/bignum.h180
1 files changed, 0 insertions, 180 deletions
diff --git a/src/test/bignum.h b/src/test/bignum.h
deleted file mode 100644
index e7aeee9db6..0000000000
--- a/src/test/bignum.h
+++ /dev/null
@@ -1,180 +0,0 @@
-// Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2013 The Bitcoin Core developers
-// Distributed under the MIT software license, see the accompanying
-// file COPYING or http://www.opensource.org/licenses/mit-license.php.
-
-#ifndef BITCOIN_TEST_BIGNUM_H
-#define BITCOIN_TEST_BIGNUM_H
-
-#include <algorithm>
-#include <limits>
-#include <stdexcept>
-#include <stdint.h>
-#include <string>
-#include <vector>
-
-#include <openssl/bn.h>
-
-class bignum_error : public std::runtime_error
-{
-public:
- explicit bignum_error(const std::string& str) : std::runtime_error(str) {}
-};
-
-
-/** C++ wrapper for BIGNUM (OpenSSL bignum) */
-class CBigNum : public BIGNUM
-{
-public:
- CBigNum()
- {
- BN_init(this);
- }
-
- CBigNum(const CBigNum& b)
- {
- BN_init(this);
- if (!BN_copy(this, &b))
- {
- BN_clear_free(this);
- throw bignum_error("CBigNum::CBigNum(const CBigNum&): BN_copy failed");
- }
- }
-
- CBigNum& operator=(const CBigNum& b)
- {
- if (!BN_copy(this, &b))
- throw bignum_error("CBigNum::operator=: BN_copy failed");
- return (*this);
- }
-
- ~CBigNum()
- {
- BN_clear_free(this);
- }
-
- CBigNum(long long n) { BN_init(this); setint64(n); }
-
- explicit CBigNum(const std::vector<unsigned char>& vch)
- {
- BN_init(this);
- setvch(vch);
- }
-
- int getint() const
- {
- BN_ULONG n = BN_get_word(this);
- if (!BN_is_negative(this))
- return (n > (BN_ULONG)std::numeric_limits<int>::max() ? std::numeric_limits<int>::max() : n);
- else
- return (n > (BN_ULONG)std::numeric_limits<int>::max() ? std::numeric_limits<int>::min() : -(int)n);
- }
-
- void setint64(int64_t sn)
- {
- unsigned char pch[sizeof(sn) + 6];
- unsigned char* p = pch + 4;
- bool fNegative;
- uint64_t n;
-
- if (sn < (int64_t)0)
- {
- // Since the minimum signed integer cannot be represented as positive so long as its type is signed,
- // and it's not well-defined what happens if you make it unsigned before negating it,
- // we instead increment the negative integer by 1, convert it, then increment the (now positive) unsigned integer by 1 to compensate
- n = -(sn + 1);
- ++n;
- fNegative = true;
- } else {
- n = sn;
- fNegative = false;
- }
-
- bool fLeadingZeroes = true;
- for (int i = 0; i < 8; i++)
- {
- unsigned char c = (n >> 56) & 0xff;
- n <<= 8;
- if (fLeadingZeroes)
- {
- if (c == 0)
- continue;
- if (c & 0x80)
- *p++ = (fNegative ? 0x80 : 0);
- else if (fNegative)
- c |= 0x80;
- fLeadingZeroes = false;
- }
- *p++ = c;
- }
- unsigned int nSize = p - (pch + 4);
- pch[0] = (nSize >> 24) & 0xff;
- pch[1] = (nSize >> 16) & 0xff;
- pch[2] = (nSize >> 8) & 0xff;
- pch[3] = (nSize) & 0xff;
- BN_mpi2bn(pch, p - pch, this);
- }
-
- void setvch(const std::vector<unsigned char>& vch)
- {
- std::vector<unsigned char> vch2(vch.size() + 4);
- unsigned int nSize = vch.size();
- // BIGNUM's byte stream format expects 4 bytes of
- // big endian size data info at the front
- vch2[0] = (nSize >> 24) & 0xff;
- vch2[1] = (nSize >> 16) & 0xff;
- vch2[2] = (nSize >> 8) & 0xff;
- vch2[3] = (nSize >> 0) & 0xff;
- // swap data to big endian
- reverse_copy(vch.begin(), vch.end(), vch2.begin() + 4);
- BN_mpi2bn(&vch2[0], vch2.size(), this);
- }
-
- std::vector<unsigned char> getvch() const
- {
- unsigned int nSize = BN_bn2mpi(this, NULL);
- if (nSize <= 4)
- return std::vector<unsigned char>();
- std::vector<unsigned char> vch(nSize);
- BN_bn2mpi(this, &vch[0]);
- vch.erase(vch.begin(), vch.begin() + 4);
- reverse(vch.begin(), vch.end());
- return vch;
- }
-
- friend inline const CBigNum operator-(const CBigNum& a, const CBigNum& b);
-};
-
-
-
-inline const CBigNum operator+(const CBigNum& a, const CBigNum& b)
-{
- CBigNum r;
- if (!BN_add(&r, &a, &b))
- throw bignum_error("CBigNum::operator+: BN_add failed");
- return r;
-}
-
-inline const CBigNum operator-(const CBigNum& a, const CBigNum& b)
-{
- CBigNum r;
- if (!BN_sub(&r, &a, &b))
- throw bignum_error("CBigNum::operator-: BN_sub failed");
- return r;
-}
-
-inline const CBigNum operator-(const CBigNum& a)
-{
- CBigNum r(a);
- BN_set_negative(&r, !BN_is_negative(&r));
- return r;
-}
-
-inline bool operator==(const CBigNum& a, const CBigNum& b) { return (BN_cmp(&a, &b) == 0); }
-inline bool operator!=(const CBigNum& a, const CBigNum& b) { return (BN_cmp(&a, &b) != 0); }
-inline bool operator<=(const CBigNum& a, const CBigNum& b) { return (BN_cmp(&a, &b) <= 0); }
-inline bool operator>=(const CBigNum& a, const CBigNum& b) { return (BN_cmp(&a, &b) >= 0); }
-inline bool operator<(const CBigNum& a, const CBigNum& b) { return (BN_cmp(&a, &b) < 0); }
-inline bool operator>(const CBigNum& a, const CBigNum& b) { return (BN_cmp(&a, &b) > 0); }
-
-#endif // BITCOIN_TEST_BIGNUM_H