Differential D6200 Diff 20474 src/script/descriptor.cpp

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src/script/descriptor.cpp

Show First 20 Lines • Show All 271 Lines • ▼ Show 20 Lines	protected:
* This function is invoked once for every CScript produced by evaluating		* This function is invoked once for every CScript produced by evaluating
* m_script_arg, or just once in case m_script_arg is nullptr.		* m_script_arg, or just once in case m_script_arg is nullptr.

* @param pubkeys The evaluations of the m_pubkey_args field.		* @param pubkeys The evaluations of the m_pubkey_args field.
* @param script The evaluation of m_script_arg (or nullptr when		* @param script The evaluation of m_script_arg (or nullptr when
m_script_arg is nullptr).		m_script_arg is nullptr).
* @param out A FlatSigningProvider to put scripts or public keys in that		* @param out A FlatSigningProvider to put scripts or public keys in that
are necessary to the solver.		are necessary to the solver.
* The script and pubkeys argument to this function are		* The script arguments to this function are automatically
automatically added.		added, as is the origin info of the provided pubkeys.
* @return A vector with scriptPubKeys for this descriptor.		* @return A vector with scriptPubKeys for this descriptor.
*/		*/
virtual std::vector<CScript>		virtual std::vector<CScript>
MakeScripts(const std::vector<CPubKey> &pubkeys, const CScript *script,		MakeScripts(const std::vector<CPubKey> &pubkeys, const CScript *script,
FlatSigningProvider &out) const = 0;		FlatSigningProvider &out) const = 0;

public:		public:
DescriptorImpl(std::vector<std::unique_ptr<PubkeyProvider>> pubkeys,		DescriptorImpl(std::vector<std::unique_ptr<PubkeyProvider>> pubkeys,
▲ Show 20 Lines • Show All 120 Lines • ▼ Show 20 Lines	bool ExpandHelper(int pos, const SigningProvider &arg,
out = Merge(out, subprovider);		out = Merge(out, subprovider);
}		}

std::vector<CPubKey> pubkeys;		std::vector<CPubKey> pubkeys;
pubkeys.reserve(entries.size());		pubkeys.reserve(entries.size());
for (auto &entry : entries) {		for (auto &entry : entries) {
pubkeys.push_back(entry.first);		pubkeys.push_back(entry.first);
out.origins.emplace(entry.first.GetID(), std::move(entry.second));		out.origins.emplace(entry.first.GetID(), std::move(entry.second));
out.pubkeys.emplace(entry.first.GetID(), entry.first);
}		}
if (m_script_arg) {		if (m_script_arg) {
for (const auto &subscript : subscripts) {		for (const auto &subscript : subscripts) {
out.scripts.emplace(CScriptID(subscript), subscript);		out.scripts.emplace(CScriptID(subscript), subscript);
std::vector<CScript> addscripts =		std::vector<CScript> addscripts =
MakeScripts(pubkeys, &subscript, out);		MakeScripts(pubkeys, &subscript, out);
for (auto &addscript : addscripts) {		for (auto &addscript : addscripts) {
output_scripts.push_back(std::move(addscript));		output_scripts.push_back(std::move(addscript));
▲ Show 20 Lines • Show All 83 Lines • ▼ Show 20 Lines	PKDescriptor(std::unique_ptr<PubkeyProvider> prov)
: DescriptorImpl(Singleton(std::move(prov)), {}, "pk") {}		: DescriptorImpl(Singleton(std::move(prov)), {}, "pk") {}
};		};

/** A parsed pkh(P) descriptor. */		/** A parsed pkh(P) descriptor. */
class PKHDescriptor final : public DescriptorImpl {		class PKHDescriptor final : public DescriptorImpl {
protected:		protected:
std::vector<CScript> MakeScripts(const std::vector<CPubKey> &keys,		std::vector<CScript> MakeScripts(const std::vector<CPubKey> &keys,
const CScript *,		const CScript *,
FlatSigningProvider &) const override {		FlatSigningProvider &out) const override {
return Singleton(GetScriptForDestination(keys[0].GetID()));		CKeyID id = keys[0].GetID();
		out.pubkeys.emplace(id, keys[0]);
		return Singleton(GetScriptForDestination(id));
}		}

public:		public:
PKHDescriptor(std::unique_ptr<PubkeyProvider> prov)		PKHDescriptor(std::unique_ptr<PubkeyProvider> prov)
: DescriptorImpl(Singleton(std::move(prov)), {}, "pkh") {}		: DescriptorImpl(Singleton(std::move(prov)), {}, "pkh") {}
};		};

/** A parsed combo(P) descriptor. */		/** A parsed combo(P) descriptor. */
class ComboDescriptor final : public DescriptorImpl {		class ComboDescriptor final : public DescriptorImpl {
protected:		protected:
std::vector<CScript> MakeScripts(const std::vector<CPubKey> &keys,		std::vector<CScript> MakeScripts(const std::vector<CPubKey> &keys,
const CScript *,		const CScript *,
FlatSigningProvider &out) const override {		FlatSigningProvider &out) const override {
std::vector<CScript> ret;		std::vector<CScript> ret;
CKeyID id = keys[0].GetID();		CKeyID id = keys[0].GetID();
		out.pubkeys.emplace(id, keys[0]);
// P2PK		// P2PK
ret.emplace_back(GetScriptForRawPubKey(keys[0]));		ret.emplace_back(GetScriptForRawPubKey(keys[0]));
// P2PKH		// P2PKH
ret.emplace_back(GetScriptForDestination(id));		ret.emplace_back(GetScriptForDestination(id));
return ret;		return ret;
}		}

public:		public:
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