Bitcoin Core  27.99.0
P2P Digital Currency
Classes | Namespaces | Functions | Variables
coinselection.cpp File Reference
#include <wallet/coinselection.h>
#include <common/system.h>
#include <consensus/amount.h>
#include <consensus/consensus.h>
#include <interfaces/chain.h>
#include <logging.h>
#include <policy/feerate.h>
#include <util/check.h>
#include <util/moneystr.h>
#include <numeric>
#include <optional>
#include <queue>
Include dependency graph for coinselection.cpp:

Go to the source code of this file.

Classes

class  wallet::MinOutputGroupComparator
 

Namespaces

 wallet
 

Functions

static util::Result< SelectionResult > wallet::ErrorMaxWeightExceeded ()
 
util::Result< SelectionResult > wallet::SelectCoinsBnB (std::vector< OutputGroup > &utxo_pool, const CAmount &selection_target, const CAmount &cost_of_change, int max_weight)
 
util::Result< SelectionResult > wallet::CoinGrinder (std::vector< OutputGroup > &utxo_pool, const CAmount &selection_target, CAmount change_target, int max_weight)
 
util::Result< SelectionResult > wallet::SelectCoinsSRD (const std::vector< OutputGroup > &utxo_pool, CAmount target_value, CAmount change_fee, FastRandomContext &rng, int max_weight)
 Select coins by Single Random Draw. More...
 
static void wallet::ApproximateBestSubset (FastRandomContext &insecure_rand, const std::vector< OutputGroup > &groups, const CAmount &nTotalLower, const CAmount &nTargetValue, std::vector< char > &vfBest, CAmount &nBest, int iterations=1000)
 Find a subset of the OutputGroups that is at least as large as, but as close as possible to, the target amount; solve subset sum. More...
 
util::Result< SelectionResult > wallet::KnapsackSolver (std::vector< OutputGroup > &groups, const CAmount &nTargetValue, CAmount change_target, FastRandomContext &rng, int max_weight)
 
CAmount wallet::GenerateChangeTarget (const CAmount payment_value, const CAmount change_fee, FastRandomContext &rng)
 Choose a random change target for each transaction to make it harder to fingerprint the Core wallet based on the change output values of transactions it creates. More...
 
std::string wallet::GetAlgorithmName (const SelectionAlgorithm algo)
 

Variables

struct {
wallet::descending
 
struct {
wallet::descending_effval_weight
 
static const size_t wallet::TOTAL_TRIES = 100000