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authorjtimon <jtimon@blockstream.io>2014-10-18 02:34:06 +0200
committerjtimon <jtimon@blockstream.io>2014-10-27 13:54:37 +0100
commit4a3587d8db9f651866ce70312ac9de11316b42c9 (patch)
tree4717c2c662fb32ff2286f6bb656659566a2fe2ea /src/core.h
parenteda37330911b005f4be0c2d934346b26247d50f5 (diff)
MOVEONLY: Separate CTransaction and dependencies from core
Diffstat (limited to 'src/core.h')
-rw-r--r--src/core.h270
1 files changed, 1 insertions, 269 deletions
diff --git a/src/core.h b/src/core.h
index f7a46da2c1..ad4c883250 100644
--- a/src/core.h
+++ b/src/core.h
@@ -6,279 +6,11 @@
#ifndef BITCOIN_CORE_H
#define BITCOIN_CORE_H
-#include "amount.h"
+#include "core/transaction.h"
#include "script/compressor.h"
-#include "script/script.h"
#include "serialize.h"
#include "uint256.h"
-#include <stdint.h>
-
-class CTransaction;
-
-/** An outpoint - a combination of a transaction hash and an index n into its vout */
-class COutPoint
-{
-public:
- uint256 hash;
- uint32_t n;
-
- COutPoint() { SetNull(); }
- COutPoint(uint256 hashIn, uint32_t nIn) { hash = hashIn; n = nIn; }
-
- ADD_SERIALIZE_METHODS;
-
- template <typename Stream, typename Operation>
- inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
- READWRITE(FLATDATA(*this));
- }
-
- void SetNull() { hash = 0; n = (uint32_t) -1; }
- bool IsNull() const { return (hash == 0 && n == (uint32_t) -1); }
-
- friend bool operator<(const COutPoint& a, const COutPoint& b)
- {
- return (a.hash < b.hash || (a.hash == b.hash && a.n < b.n));
- }
-
- friend bool operator==(const COutPoint& a, const COutPoint& b)
- {
- return (a.hash == b.hash && a.n == b.n);
- }
-
- friend bool operator!=(const COutPoint& a, const COutPoint& b)
- {
- return !(a == b);
- }
-
- std::string ToString() const;
-};
-
-/** An input of a transaction. It contains the location of the previous
- * transaction's output that it claims and a signature that matches the
- * output's public key.
- */
-class CTxIn
-{
-public:
- COutPoint prevout;
- CScript scriptSig;
- uint32_t nSequence;
-
- CTxIn()
- {
- nSequence = std::numeric_limits<unsigned int>::max();
- }
-
- explicit CTxIn(COutPoint prevoutIn, CScript scriptSigIn=CScript(), uint32_t nSequenceIn=std::numeric_limits<unsigned int>::max());
- CTxIn(uint256 hashPrevTx, uint32_t nOut, CScript scriptSigIn=CScript(), uint32_t nSequenceIn=std::numeric_limits<uint32_t>::max());
-
- ADD_SERIALIZE_METHODS;
-
- template <typename Stream, typename Operation>
- inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
- READWRITE(prevout);
- READWRITE(scriptSig);
- READWRITE(nSequence);
- }
-
- bool IsFinal() const
- {
- return (nSequence == std::numeric_limits<uint32_t>::max());
- }
-
- friend bool operator==(const CTxIn& a, const CTxIn& b)
- {
- return (a.prevout == b.prevout &&
- a.scriptSig == b.scriptSig &&
- a.nSequence == b.nSequence);
- }
-
- friend bool operator!=(const CTxIn& a, const CTxIn& b)
- {
- return !(a == b);
- }
-
- std::string ToString() const;
-};
-
-/** An output of a transaction. It contains the public key that the next input
- * must be able to sign with to claim it.
- */
-class CTxOut
-{
-public:
- CAmount nValue;
- CScript scriptPubKey;
-
- CTxOut()
- {
- SetNull();
- }
-
- CTxOut(const CAmount& nValueIn, CScript scriptPubKeyIn);
-
- ADD_SERIALIZE_METHODS;
-
- template <typename Stream, typename Operation>
- inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
- READWRITE(nValue);
- READWRITE(scriptPubKey);
- }
-
- void SetNull()
- {
- nValue = -1;
- scriptPubKey.clear();
- }
-
- bool IsNull() const
- {
- return (nValue == -1);
- }
-
- uint256 GetHash() const;
-
- bool IsDust(CFeeRate minRelayTxFee) const
- {
- // "Dust" is defined in terms of CTransaction::minRelayTxFee,
- // which has units satoshis-per-kilobyte.
- // If you'd pay more than 1/3 in fees
- // to spend something, then we consider it dust.
- // A typical txout is 34 bytes big, and will
- // need a CTxIn of at least 148 bytes to spend:
- // so dust is a txout less than 546 satoshis
- // with default minRelayTxFee.
- size_t nSize = GetSerializeSize(SER_DISK,0)+148u;
- return (nValue < 3*minRelayTxFee.GetFee(nSize));
- }
-
- friend bool operator==(const CTxOut& a, const CTxOut& b)
- {
- return (a.nValue == b.nValue &&
- a.scriptPubKey == b.scriptPubKey);
- }
-
- friend bool operator!=(const CTxOut& a, const CTxOut& b)
- {
- return !(a == b);
- }
-
- std::string ToString() const;
-};
-
-
-struct CMutableTransaction;
-
-/** The basic transaction that is broadcasted on the network and contained in
- * blocks. A transaction can contain multiple inputs and outputs.
- */
-class CTransaction
-{
-private:
- /** Memory only. */
- const uint256 hash;
- void UpdateHash() const;
-
-public:
- static const int32_t CURRENT_VERSION=1;
-
- // The local variables are made const to prevent unintended modification
- // without updating the cached hash value. However, CTransaction is not
- // actually immutable; deserialization and assignment are implemented,
- // and bypass the constness. This is safe, as they update the entire
- // structure, including the hash.
- const int32_t nVersion;
- const std::vector<CTxIn> vin;
- const std::vector<CTxOut> vout;
- const uint32_t nLockTime;
-
- /** Construct a CTransaction that qualifies as IsNull() */
- CTransaction();
-
- /** Convert a CMutableTransaction into a CTransaction. */
- CTransaction(const CMutableTransaction &tx);
-
- CTransaction& operator=(const CTransaction& tx);
-
- ADD_SERIALIZE_METHODS;
-
- template <typename Stream, typename Operation>
- inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
- READWRITE(*const_cast<int32_t*>(&this->nVersion));
- nVersion = this->nVersion;
- READWRITE(*const_cast<std::vector<CTxIn>*>(&vin));
- READWRITE(*const_cast<std::vector<CTxOut>*>(&vout));
- READWRITE(*const_cast<uint32_t*>(&nLockTime));
- if (ser_action.ForRead())
- UpdateHash();
- }
-
- bool IsNull() const {
- return vin.empty() && vout.empty();
- }
-
- const uint256& GetHash() const {
- return hash;
- }
-
- // Return sum of txouts.
- CAmount GetValueOut() const;
- // GetValueIn() is a method on CCoinsViewCache, because
- // inputs must be known to compute value in.
-
- // Compute priority, given priority of inputs and (optionally) tx size
- double ComputePriority(double dPriorityInputs, unsigned int nTxSize=0) const;
-
- // Compute modified tx size for priority calculation (optionally given tx size)
- unsigned int CalculateModifiedSize(unsigned int nTxSize=0) const;
-
- bool IsCoinBase() const
- {
- return (vin.size() == 1 && vin[0].prevout.IsNull());
- }
-
- friend bool operator==(const CTransaction& a, const CTransaction& b)
- {
- return a.hash == b.hash;
- }
-
- friend bool operator!=(const CTransaction& a, const CTransaction& b)
- {
- return a.hash != b.hash;
- }
-
- std::string ToString() const;
-};
-
-/** A mutable version of CTransaction. */
-struct CMutableTransaction
-{
- int32_t nVersion;
- std::vector<CTxIn> vin;
- std::vector<CTxOut> vout;
- uint32_t nLockTime;
-
- CMutableTransaction();
- CMutableTransaction(const CTransaction& tx);
-
- ADD_SERIALIZE_METHODS;
-
- template <typename Stream, typename Operation>
- inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
- READWRITE(this->nVersion);
- nVersion = this->nVersion;
- READWRITE(vin);
- READWRITE(vout);
- READWRITE(nLockTime);
- }
-
- /** Compute the hash of this CMutableTransaction. This is computed on the
- * fly, as opposed to GetHash() in CTransaction, which uses a cached result.
- */
- uint256 GetHash() const;
-};
-
/** wrapper for CTxOut that provides a more compact serialization */
class CTxOutCompressor
{