本文整理汇总了C++中LOCK函数的典型用法代码示例。如果您正苦于以下问题：C++ LOCK函数的具体用法？C++ LOCK怎么用？C++ LOCK使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了LOCK函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: LOCK
void CTxMemPool::ClearPrioritisation(const uint256 hash)
{
LOCK(cs);
mapDeltas.erase(hash);
}示例2: process_tasks
void process_tasks(long process_id)
{
Task *t ;
t = DEQUEUE_TASK( taskqueue_id[process_id], QUEUES_VISITED, process_id ) ;
retry_entry:
while( t )
{
switch( t->task_type )
{
case TASK_MODELING:
process_model( t->task.model.model, t->task.model.type, process_id ) ;
break ;
case TASK_BSP:
define_patch( t->task.bsp.patch, t->task.bsp.parent, process_id ) ;
break ;
case TASK_FF_REFINEMENT:
ff_refine_elements( t->task.ref.e1, t->task.ref.e2, 0, process_id ) ;
break ;
case TASK_RAY:
process_rays( t->task.ray.e, process_id ) ;
break ;
case TASK_VISIBILITY:
visibility_task( t->task.vis.e, t->task.vis.inter,
t->task.vis.n_inter, t->task.vis.k, process_id ) ;
break ;
case TASK_RAD_AVERAGE:
radiosity_averaging( t->task.rad.e, t->task.rad.mode, process_id ) ;
break ;
default:
fprintf( stderr, "Panic:process_tasks:Illegal task type\n" );
}
/* Free the task */
free_task( t, process_id ) ;
/* Get next task */
t = DEQUEUE_TASK( taskqueue_id[process_id], QUEUES_VISITED, process_id ) ;
}
/* Barrier. While waiting for other processors to finish, poll the task
queues and resume processing if there is any task */
LOCK(global->pbar_lock);
/* Reset the barrier counter if not initialized */
if( global->pbar_count >= n_processors )
global->pbar_count = 0 ;
/* Increment the counter */
global->pbar_count++ ;
UNLOCK(global->pbar_lock);
/* barrier spin-wait loop */
while( global->pbar_count < n_processors )
{
/* Wait for a while and then retry dequeue */
if( _process_task_wait_loop() )
break ;
/* Waited for a while but other processors are still running.
Poll the task queue again */
t = DEQUEUE_TASK( taskqueue_id[process_id], QUEUES_VISITED, process_id ) ;
if( t )
{
/* Task found. Exit the barrier and work on it */
LOCK(global->pbar_lock);
global->pbar_count-- ;
UNLOCK(global->pbar_lock);
goto retry_entry ;
}
}
BARRIER(global->barrier, n_processors);
}示例3: LOCK
void CConnmanTest::AddNode(CNode& node)
{
LOCK(g_connman->cs_vNodes);
g_connman->vNodes.push_back(&node);
}示例4: LOCK
QString TransactionDesc::toHTML(CWallet *wallet, CWalletTx &wtx)
{
QString strHTML;
{
LOCK(wallet->cs_wallet);
strHTML.reserve(4000);
strHTML += "<html><font face='verdana, arial, helvetica, sans-serif'>";
int64 nTime = wtx.GetTxTime();
int64 nCredit = wtx.GetCredit();
int64 nDebit = wtx.GetDebit();
int64 nNet = nCredit - nDebit;
strHTML += "<b>" + tr("Status") + ":</b> " + FormatTxStatus(wtx);
int nRequests = wtx.GetRequestCount();
if (nRequests != -1)
{
if (nRequests == 0)
strHTML += tr(", has not been successfully broadcast yet");
else if (nRequests > 0)
strHTML += tr(", broadcast through %n node(s)", "", nRequests);
}
strHTML += "<br>";
strHTML += "<b>" + tr("Date") + ":</b> " + (nTime ? GUIUtil::dateTimeStr(nTime) : "") + "<br>";
//
// From
//
if (wtx.IsCoinBase())
{
strHTML += "<b>" + tr("Source") + ":</b> " + tr("Generated") + "<br>";
}
else if (wtx.mapValue.count("from") && !wtx.mapValue["from"].empty())
{
// Online transaction
strHTML += "<b>" + tr("From") + ":</b> " + GUIUtil::HtmlEscape(wtx.mapValue["from"]) + "<br>";
}
else
{
// Offline transaction
if (nNet > 0)
{
// Credit
BOOST_FOREACH(const CTxOut& txout, wtx.vout)
{
if (wallet->IsMine(txout))
{
CTxDestination address;
if (ExtractDestination(txout.scriptPubKey, address) && IsMine(*wallet, address))
{
if (wallet->mapAddressBook.count(address))
{
strHTML += "<b>" + tr("From") + ":</b> " + tr("unknown") + "<br>";
strHTML += "<b>" + tr("To") + ":</b> ";
strHTML += GUIUtil::HtmlEscape(CBitcoinAddress(address).ToString());
if (!wallet->mapAddressBook[address].empty())
strHTML += " (" + tr("own address") + ", " + tr("label") + ": " + GUIUtil::HtmlEscape(wallet->mapAddressBook[address]) + ")";
else
strHTML += " (" + tr("own address") + ")";
strHTML += "<br>";
}
}
break;
}
}
}
}
//
// To
//
if (wtx.mapValue.count("to") && !wtx.mapValue["to"].empty())
{
// Online transaction
std::string strAddress = wtx.mapValue["to"];
strHTML += "<b>" + tr("To") + ":</b> ";
CTxDestination dest = CBitcoinAddress(strAddress).Get();
if (wallet->mapAddressBook.count(dest) && !wallet->mapAddressBook[dest].empty())
strHTML += GUIUtil::HtmlEscape(wallet->mapAddressBook[dest]) + " ";
strHTML += GUIUtil::HtmlEscape(strAddress) + "<br>";
}
//
// Amount
//
if (wtx.IsCoinBase() && nCredit == 0)
{
//
// Coinbase
//
int64 nUnmatured = 0;
BOOST_FOREACH(const CTxOut& txout, wtx.vout)
nUnmatured += wallet->GetCredit(txout);
strHTML += "<b>" + tr("Credit") + ":</b> ";
if (wtx.IsInMainChain())
strHTML += BitcoinUnits::formatWithUnit(BitcoinUnits::BTC, nUnmatured)+ " (" + tr("matures in %n more block(s)", "", wtx.GetBlocksToMaturity()) + ")";
else
strHTML += "(" + tr("not accepted") + ")";
//.........这里部分代码省略.........
示例5: while
Task *dequeue_task(long qid, long max_visit, long process_id)
/*
* Attempts to dequeue first from the specified queue (qid), but if no
* task is found the routine searches max_visit other queues and returns
* a task. If a task is taken from another queue, the task is taken from
* the tail of the queue (usually, larger amount of work is involved than
* the task at the top of the queue and more locality can be exploited
* within the stolen task).
*/
{
Task_Queue *tq ;
Task *t = 0 ;
Task *prev ;
long visit_count = 0 ;
long sign = -1 ; /* The first retry will go backward */
long offset ;
/* Check number of queues to be visited */
if( max_visit > n_taskqueues )
max_visit = n_taskqueues ;
/* Get next task */
while( visit_count < max_visit )
{
/* Select a task queue */
tq = &global->task_queue[ qid ] ;
/* Check the length (test-test&set) */
if( tq->n_tasks > 0 )
{
/* Lock the task queue */
LOCK(tq->q_lock);
if( tq->top )
{
if( qid == taskqueue_id[process_id] )
{
t = tq->top ;
tq->top = t->next ;
if( tq->top == 0 )
tq->tail = 0 ;
tq->n_tasks-- ;
}
else
{
/* Get tail */
for( prev = 0, t = tq->top ; t->next ;
prev = t, t = t->next ) ;
if( prev == 0 )
tq->top = 0 ;
else
prev->next = 0 ;
tq->tail = prev ;
tq->n_tasks-- ;
}
}
/* Unlock the task queue */
UNLOCK(tq->q_lock);
break ;
}
/* Update visit count */
visit_count++ ;
/* Compute next taskqueue ID */
offset = (sign > 0)? visit_count : -visit_count ;
sign = -sign ;
qid += offset ;
if( qid < 0 )
qid += n_taskqueues ;
else if( qid >= n_taskqueues )
qid -= n_taskqueues ;
}
return( t ) ;
}示例6: q_share_work
int q_share_work(int worker_p) {
register tr_fr_ptr aux_tr;
register CELL aux_cell;
LOCK_OR_FRAME(LOCAL_top_or_fr);
if (REMOTE_prune_request(worker_p)) {
/* worker p with prune request */
UNLOCK_OR_FRAME(LOCAL_top_or_fr);
return FALSE;
}
YAPOR_ERROR_CHECKING(q_share_work, Get_OrFr_pend_prune_cp(LOCAL_top_or_fr) && BRANCH_LTT(worker_p, OrFr_depth(LOCAL_top_or_fr)) < OrFr_pend_prune_ltt(LOCAL_top_or_fr));
/* there is no pending prune with worker p at right --> safe move to worker p branch */
CUT_reset_prune_request();
if(Get_LOCAL_prune_request()){
UNLOCK_OR_FRAME(LOCAL_top_or_fr);
return FALSE;
}
BRANCH(worker_id, OrFr_depth(LOCAL_top_or_fr)) = BRANCH(worker_p, OrFr_depth(LOCAL_top_or_fr));
UNLOCK_OR_FRAME(LOCAL_top_or_fr);
/* unbind variables */
aux_tr = LOCAL_top_cp->cp_tr;
TABLING_ERROR_CHECKING(q_share_work, TR < aux_tr);
while (aux_tr != TR) {
aux_cell = TrailTerm(--TR);
/* check for global or local variables */
if (IsVarTerm(aux_cell)) {
RESET_VARIABLE(aux_cell);
#ifdef TABLING
} else if (IsPairTerm(aux_cell)) {
aux_cell = (CELL) RepPair(aux_cell);
if (IN_BETWEEN(LOCAL_TrailBase, aux_cell, LOCAL_TrailTop)) {
/* avoid frozen segments */
TR = (tr_fr_ptr) aux_cell;
TABLING_ERROR_CHECKING(q_share_work, TR > (tr_fr_ptr) LOCAL_TrailTop);
TABLING_ERROR_CHECKING(q_share_work, TR < aux_tr);
}
#endif /* TABLING */
#ifdef MULTI_ASSIGNMENT_VARIABLES
} else if (IsApplTerm(aux_cell)) {
CELL *aux_ptr = RepAppl(aux_cell);
Term aux_val = TrailTerm(--aux_tr);
*aux_ptr = aux_val;
#endif /* MULTI_ASSIGNMENT_VARIABLES */
}
}
OPTYAP_ERROR_CHECKING(q_share_work, LOCAL_top_cp != LOCAL_top_cp_on_stack);
OPTYAP_ERROR_CHECKING(q_share_work, YOUNGER_CP(B_FZ, LOCAL_top_cp));
YAPOR_ERROR_CHECKING(q_share_work, LOCAL_reply_signal != worker_ready);
/* make sharing request */
LOCK_WORKER(worker_p);
if (BITMAP_member(GLOBAL_bm_idle_workers, worker_p) ||
REMOTE_share_request(worker_p) != MAX_WORKERS) {
/* worker p is idle or has another request */
UNLOCK_WORKER(worker_p);
return FALSE;
}
REMOTE_share_request(worker_p) = worker_id;
UNLOCK_WORKER(worker_p);
/* wait for an answer */
while (LOCAL_reply_signal == worker_ready);
if (LOCAL_reply_signal == no_sharing) {
/* sharing request refused */
LOCAL_reply_signal = worker_ready;
return FALSE;
}
/* copy trail stack ? */
LOCK(LOCAL_lock_signals);
if (LOCAL_p_fase_signal > trail) {
LOCAL_q_fase_signal = trail;
UNLOCK(LOCAL_lock_signals);
Q_COPY_TRAIL_FROM(worker_p);
} else {
UNLOCK(LOCAL_lock_signals);
goto sync_with_p;
}
/* copy global stack ? */
LOCK(LOCAL_lock_signals);
if (LOCAL_p_fase_signal > global) {
LOCAL_q_fase_signal = global;
UNLOCK(LOCAL_lock_signals);
Q_COPY_GLOBAL_FROM(worker_p);
} else {
UNLOCK(LOCAL_lock_signals);
goto sync_with_p;
}
/* copy local stack ? */
while (LOCAL_reply_signal < nodes_shared);
LOCK(LOCAL_lock_signals);
if (LOCAL_p_fase_signal > local) {
LOCAL_q_fase_signal = local;
UNLOCK(LOCAL_lock_signals);
Q_COPY_LOCAL_FROM(worker_p);
} else UNLOCK(LOCAL_lock_signals);
//.........这里部分代码省略.........
示例7: LOCK2
WalletModel::SendCoinsReturn WalletModel::sendCoins(WalletModelTransaction &transaction)
{
QByteArray transaction_array; /* store serialized transaction */
{
LOCK2(cs_main, wallet->cs_wallet);
CWalletTx *newTx = transaction.getTransaction();
// Store PaymentRequests in wtx.vOrderForm in wallet.
foreach(const SendCoinsRecipient &rcp, transaction.getRecipients())
{
if (rcp.paymentRequest.IsInitialized())
{
std::string key("PaymentRequest");
std::string value;
rcp.paymentRequest.SerializeToString(&value);
newTx->vOrderForm.push_back(make_pair(key, value));
}
else if (!rcp.message.isEmpty()) // Message from normal digibyte:URI (digibyte:123...?message=example)
newTx->vOrderForm.push_back(make_pair("Message", rcp.message.toStdString()));
}
CReserveKey *keyChange = transaction.getPossibleKeyChange();
if(!wallet->CommitTransaction(*newTx, *keyChange))
return TransactionCommitFailed;
CTransaction* t = (CTransaction*)newTx;
CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION);
ssTx << *t;
transaction_array.append(&(ssTx[0]), ssTx.size());
}
// Add addresses / update labels that we've sent to to the address book,
// and emit coinsSent signal for each recipient
foreach(const SendCoinsRecipient &rcp, transaction.getRecipients())
{
// Don't touch the address book when we have a payment request
if (!rcp.paymentRequest.IsInitialized())
{
std::string strAddress = rcp.address.toStdString();
CTxDestination dest = CDigiByteAddress(strAddress).Get();
std::string strLabel = rcp.label.toStdString();
{
LOCK(wallet->cs_wallet);
std::map<CTxDestination, CAddressBookData>::iterator mi = wallet->mapAddressBook.find(dest);
// Check if we have a new address or an updated label
if (mi == wallet->mapAddressBook.end())
{
wallet->SetAddressBook(dest, strLabel, "send");
}
else if (mi->second.name != strLabel)
{
wallet->SetAddressBook(dest, strLabel, ""); // "" means don't change purpose
}
}
}
emit coinsSent(wallet, rcp, transaction_array);
}
return SendCoinsReturn(OK);
}示例8: AskForPendingSyncCheckpoint
void AskForPendingSyncCheckpoint(CNode* pfrom)
{
LOCK(cs_hashSyncCheckpoint);
if (pfrom && hashPendingCheckpoint != 0 && (!mapBlockIndex.count(hashPendingCheckpoint)) && (!mapOrphanBlocks.count(hashPendingCheckpoint)))
pfrom->AskFor(CInv(MSG_BLOCK, hashPendingCheckpoint));
}示例9: skynet_mq_unlock
void
skynet_mq_unlock(struct message_queue *q) {
LOCK(q)
_unlock(q);
UNLOCK(q)
}示例10: isc__app_ctxrun
isc_result_t
isc__app_ctxrun(isc_appctx_t *ctx0) {
isc__appctx_t *ctx = (isc__appctx_t *)ctx0;
isc_event_t *event, *next_event;
isc_task_t *task;
HANDLE *pHandles = NULL;
DWORD dwWaitResult;
REQUIRE(VALID_APPCTX(ctx));
REQUIRE(main_thread == GetCurrentThread());
LOCK(&ctx->lock);
if (!ctx->running) {
ctx->running = ISC_TRUE;
/*
* Post any on-run events (in FIFO order).
*/
for (event = ISC_LIST_HEAD(ctx->on_run);
event != NULL;
event = next_event) {
next_event = ISC_LIST_NEXT(event, ev_link);
ISC_LIST_UNLINK(ctx->on_run, event, ev_link);
task = event->ev_sender;
event->ev_sender = NULL;
isc_task_sendanddetach(&task, &event);
}
}
UNLOCK(&ctx->lock);
/*
* There is no danger if isc_app_shutdown() is called before we wait
* for events.
*/
while (!ctx->want_shutdown) {
dwWaitResult = WaitForMultipleObjects(NUM_EVENTS, ctx->hEvents,
FALSE, INFINITE);
/* See why we returned */
if (WaitSucceeded(dwWaitResult, NUM_EVENTS)) {
/*
* The return was due to one of the events
* being signaled
*/
switch (WaitSucceededIndex(dwWaitResult)) {
case RELOAD_EVENT:
ctx->want_reload = ISC_TRUE;
break;
case SHUTDOWN_EVENT:
ctx->want_shutdown = ISC_TRUE;
break;
}
}
if (ctx->want_reload) {
ctx->want_reload = ISC_FALSE;
return (ISC_R_RELOAD);
}
if (ctx->want_shutdown && ctx->blocked)
exit(-1);
}
return (ISC_R_SUCCESS);
}示例11: gettxoutproof
UniValue gettxoutproof(const JSONRPCRequest& request)
{
if (request.fHelp || (request.params.size() != 1 && request.params.size() != 2))
throw std::runtime_error(
"gettxoutproof [\"txid\",...] ( blockhash )\n"
"\nReturns a hex-encoded proof that \"txid\" was included in a block.\n"
"\nNOTE: By default this function only works sometimes. This is when there is an\n"
"unspent output in the utxo for this transaction. To make it always work,\n"
"you need to maintain a transaction index, using the -txindex command line option or\n"
"specify the block in which the transaction is included manually (by blockhash).\n"
"\nArguments:\n"
"1. \"txids\" (string) A json array of txids to filter\n"
" [\n"
" \"txid\" (string) A transaction hash\n"
" ,...\n"
" ]\n"
"2. \"blockhash\" (string, optional) If specified, looks for txid in the block with this hash\n"
"\nResult:\n"
"\"data\" (string) A string that is a serialized, hex-encoded data for the proof.\n"
);
std::set<uint256> setTxids;
uint256 oneTxid;
UniValue txids = request.params[0].get_array();
for (unsigned int idx = 0; idx < txids.size(); idx++) {
const UniValue& txid = txids[idx];
if (txid.get_str().length() != 64 || !IsHex(txid.get_str()))
throw JSONRPCError(RPC_INVALID_PARAMETER, std::string("Invalid txid ")+txid.get_str());
uint256 hash(uint256S(txid.get_str()));
if (setTxids.count(hash))
throw JSONRPCError(RPC_INVALID_PARAMETER, std::string("Invalid parameter, duplicated txid: ")+txid.get_str());
setTxids.insert(hash);
oneTxid = hash;
}
LOCK(cs_main);
CBlockIndex* pblockindex = nullptr;
uint256 hashBlock;
if (!request.params[1].isNull())
{
hashBlock = uint256S(request.params[1].get_str());
if (!mapBlockIndex.count(hashBlock))
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found");
pblockindex = mapBlockIndex[hashBlock];
} else {
// Loop through txids and try to find which block they're in. Exit loop once a block is found.
for (const auto& tx : setTxids) {
const Coin& coin = AccessByTxid(*pcoinsTip, tx);
if (!coin.IsSpent()) {
pblockindex = chainActive[coin.nHeight];
break;
}
}
}
if (pblockindex == nullptr)
{
CTransactionRef tx;
if (!GetTransaction(oneTxid, tx, Params().GetConsensus(), hashBlock, false) || hashBlock.IsNull())
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Transaction not yet in block");
if (!mapBlockIndex.count(hashBlock))
throw JSONRPCError(RPC_INTERNAL_ERROR, "Transaction index corrupt");
pblockindex = mapBlockIndex[hashBlock];
}
CBlock block;
if(!ReadBlockFromDisk(block, pblockindex, Params().GetConsensus()))
throw JSONRPCError(RPC_INTERNAL_ERROR, "Can't read block from disk");
unsigned int ntxFound = 0;
for (const auto& tx : block.vtx)
if (setTxids.count(tx->GetHash()))
ntxFound++;
if (ntxFound != setTxids.size())
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Not all transactions found in specified or retrieved block");
CDataStream ssMB(SER_NETWORK, PROTOCOL_VERSION | SERIALIZE_TRANSACTION_NO_WITNESS);
CMerkleBlock mb(block, setTxids);
ssMB << mb;
std::string strHex = HexStr(ssMB.begin(), ssMB.end());
return strHex;
}示例12: p_share_work
int p_share_work(void) {
int worker_q = LOCAL_share_request;
if (! BITMAP_member(OrFr_members(REMOTE_top_or_fr(worker_q)), worker_id) ||
B == REMOTE_top_cp(worker_q) ||
(LOCAL_load <= GLOBAL_delayed_release_load && OrFr_nearest_livenode(LOCAL_top_or_fr) == NULL)) {
/* refuse sharing request */
REMOTE_reply_signal(LOCAL_share_request) = no_sharing;
LOCAL_share_request = MAX_WORKERS;
PUT_OUT_REQUESTABLE(worker_id);
return 0;
}
/* sharing request accepted */
COMPUTE_SEGMENTS_TO_COPY_TO(worker_q);
REMOTE_q_fase_signal(worker_q) = Q_idle;
REMOTE_p_fase_signal(worker_q) = P_idle;
#ifndef TABLING
/* wait for incomplete installations */
while (LOCAL_reply_signal != worker_ready);
#endif /* TABLING */
LOCAL_reply_signal = sharing;
REMOTE_reply_signal(worker_q) = sharing;
share_private_nodes(worker_q);
if(Get_LOCAL_prune_request())
CUT_send_prune_request(worker_q, Get_LOCAL_prune_request());
REMOTE_reply_signal(worker_q) = nodes_shared;
/* copy local stack ? */
LOCK(REMOTE_lock_signals(worker_q));
if (REMOTE_q_fase_signal(worker_q) < local) {
REMOTE_p_fase_signal(worker_q) = local;
UNLOCK(REMOTE_lock_signals(worker_q));
P_COPY_LOCAL_TO(worker_q);
} else {
UNLOCK(REMOTE_lock_signals(worker_q));
goto sync_with_q;
}
/* copy global stack ? */
LOCK(REMOTE_lock_signals(worker_q));
if (REMOTE_q_fase_signal(worker_q) < global) {
REMOTE_p_fase_signal(worker_q) = global;
UNLOCK(REMOTE_lock_signals(worker_q));
P_COPY_GLOBAL_TO(worker_q);
} else {
UNLOCK(REMOTE_lock_signals(worker_q));
goto sync_with_q;
}
/* copy trail stack ? */
LOCK(REMOTE_lock_signals(worker_q));
if (REMOTE_q_fase_signal(worker_q) < trail) {
REMOTE_p_fase_signal(worker_q) = trail;
UNLOCK(REMOTE_lock_signals(worker_q));
P_COPY_TRAIL_TO(worker_q);
} else UNLOCK(REMOTE_lock_signals(worker_q));
sync_with_q:
REMOTE_reply_signal(worker_q) = copy_done;
while (LOCAL_reply_signal == sharing);
while (REMOTE_reply_signal(worker_q) != worker_ready);
LOCAL_share_request = MAX_WORKERS;
PUT_IN_REQUESTABLE(worker_id);
return 1;
}示例13: decoderawtransaction
UniValue decoderawtransaction(const JSONRPCRequest& request)
{
if (request.fHelp || request.params.size() != 1)
throw std::runtime_error(
"decoderawtransaction \"hexstring\"\n"
"\nReturn a JSON object representing the serialized, hex-encoded transaction.\n"
"\nArguments:\n"
"1. \"hexstring\" (string, required) The transaction hex string\n"
"\nResult:\n"
"{\n"
" \"txid\" : \"id\", (string) The transaction id\n"
" \"hash\" : \"id\", (string) The transaction hash (differs from txid for witness transactions)\n"
" \"size\" : n, (numeric) The transaction size\n"
" \"vsize\" : n, (numeric) The virtual transaction size (differs from size for witness transactions)\n"
" \"version\" : n, (numeric) The version\n"
" \"locktime\" : ttt, (numeric) The lock time\n"
" \"vin\" : [ (array of json objects)\n"
" {\n"
" \"txid\": \"id\", (string) The transaction id\n"
" \"vout\": n, (numeric) The output number\n"
" \"scriptSig\": { (json object) The script\n"
" \"asm\": \"asm\", (string) asm\n"
" \"hex\": \"hex\" (string) hex\n"
" },\n"
" \"txinwitness\": [\"hex\", ...] (array of string) hex-encoded witness data (if any)\n"
" \"sequence\": n (numeric) The script sequence number\n"
" }\n"
" ,...\n"
" ],\n"
" \"vout\" : [ (array of json objects)\n"
" {\n"
" \"value\" : x.xxx, (numeric) The value in " + CURRENCY_UNIT + "\n"
" \"n\" : n, (numeric) index\n"
" \"scriptPubKey\" : { (json object)\n"
" \"asm\" : \"asm\", (string) the asm\n"
" \"hex\" : \"hex\", (string) the hex\n"
" \"reqSigs\" : n, (numeric) The required sigs\n"
" \"type\" : \"pubkeyhash\", (string) The type, eg 'pubkeyhash'\n"
" \"addresses\" : [ (json array of string)\n"
" \"12tvKAXCxZjSmdNbao16dKXC8tRWfcF5oc\" (string) bitcoin address\n"
" ,...\n"
" ]\n"
" }\n"
" }\n"
" ,...\n"
" ],\n"
"}\n"
"\nExamples:\n"
+ HelpExampleCli("decoderawtransaction", "\"hexstring\"")
+ HelpExampleRpc("decoderawtransaction", "\"hexstring\"")
);
LOCK(cs_main);
RPCTypeCheck(request.params, {UniValue::VSTR});
CMutableTransaction mtx;
if (!DecodeHexTx(mtx, request.params[0].get_str(), true))
throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed");
UniValue result(UniValue::VOBJ);
TxToUniv(CTransaction(std::move(mtx)), uint256(), result, false);
return result;
}示例14: lookup_find
static void
lookup_find(dns_lookup_t *lookup, dns_fetchevent_t *event) {
isc_result_t result;
isc_boolean_t want_restart;
isc_boolean_t send_event;
dns_name_t *name, *fname, *prefix;
dns_fixedname_t foundname, fixed;
dns_rdata_t rdata = DNS_RDATA_INIT;
unsigned int nlabels;
int order;
dns_namereln_t namereln;
dns_rdata_cname_t cname;
dns_rdata_dname_t dname;
REQUIRE(VALID_LOOKUP(lookup));
LOCK(&lookup->lock);
result = ISC_R_SUCCESS;
name = dns_fixedname_name(&lookup->name);
do {
lookup->restarts++;
want_restart = ISC_FALSE;
send_event = ISC_TRUE;
if (event == NULL && !lookup->canceled) {
dns_fixedname_init(&foundname);
fname = dns_fixedname_name(&foundname);
INSIST(!dns_rdataset_isassociated(&lookup->rdataset));
INSIST(!dns_rdataset_isassociated
(&lookup->sigrdataset));
/*
* If we have restarted then clear the old node. */
if (lookup->event->node != NULL) {
INSIST(lookup->event->db != NULL);
dns_db_detachnode(lookup->event->db,
&lookup->event->node);
}
if (lookup->event->db != NULL)
dns_db_detach(&lookup->event->db);
result = view_find(lookup, fname);
if (result == ISC_R_NOTFOUND) {
/*
* We don't know anything about the name.
* Launch a fetch.
*/
if (lookup->event->node != NULL) {
INSIST(lookup->event->db != NULL);
dns_db_detachnode(lookup->event->db,
&lookup->event->node);
}
if (lookup->event->db != NULL)
dns_db_detach(&lookup->event->db);
result = start_fetch(lookup);
if (result == ISC_R_SUCCESS)
send_event = ISC_FALSE;
goto done;
}
} else if (event != NULL) {
result = event->result;
fname = dns_fixedname_name(&event->foundname);
dns_resolver_destroyfetch(&lookup->fetch);
INSIST(event->rdataset == &lookup->rdataset);
INSIST(event->sigrdataset == &lookup->sigrdataset);
} else
fname = NULL; /* Silence compiler warning. */
/*
* If we've been canceled, forget about the result.
*/
if (lookup->canceled)
result = ISC_R_CANCELED;
switch (result) {
case ISC_R_SUCCESS:
result = build_event(lookup);
if (event == NULL)
break;
if (event->db != NULL)
dns_db_attach(event->db, &lookup->event->db);
if (event->node != NULL)
dns_db_attachnode(lookup->event->db,
event->node,
&lookup->event->node);
break;
case DNS_R_CNAME:
/*
* Copy the CNAME's target into the lookup's
* query name and start over.
*/
result = dns_rdataset_first(&lookup->rdataset);
if (result != ISC_R_SUCCESS)
break;
dns_rdataset_current(&lookup->rdataset, &rdata);
result = dns_rdata_tostruct(&rdata, &cname, NULL);
dns_rdata_reset(&rdata);
if (result != ISC_R_SUCCESS)
break;
result = dns_name_copy(&cname.cname, name, NULL);
//.........这里部分代码省略.........
示例15: combinerawtransaction
UniValue combinerawtransaction(const JSONRPCRequest& request)
{
if (request.fHelp || request.params.size() != 1)
throw std::runtime_error(
"combinerawtransaction [\"hexstring\",...]\n"
"\nCombine multiple partially signed transactions into one transaction.\n"
"The combined transaction may be another partially signed transaction or a \n"
"fully signed transaction."
"\nArguments:\n"
"1. \"txs\" (string) A json array of hex strings of partially signed transactions\n"
" [\n"
" \"hexstring\" (string) A transaction hash\n"
" ,...\n"
" ]\n"
"\nResult:\n"
"\"hex\" (string) The hex-encoded raw transaction with signature(s)\n"
"\nExamples:\n"
+ HelpExampleCli("combinerawtransaction", "[\"myhex1\", \"myhex2\", \"myhex3\"]")
);
UniValue txs = request.params[0].get_array();
std::vector<CMutableTransaction> txVariants(txs.size());
for (unsigned int idx = 0; idx < txs.size(); idx++) {
if (!DecodeHexTx(txVariants[idx], txs[idx].get_str(), true)) {
throw JSONRPCError(RPC_DESERIALIZATION_ERROR, strprintf("TX decode failed for tx %d", idx));
}
}
if (txVariants.empty()) {
throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Missing transactions");
}
// mergedTx will end up with all the signatures; it
// starts as a clone of the rawtx:
CMutableTransaction mergedTx(txVariants[0]);
// Fetch previous transactions (inputs):
CCoinsView viewDummy;
CCoinsViewCache view(&viewDummy);
{
LOCK(cs_main);
LOCK(mempool.cs);
CCoinsViewCache &viewChain = *pcoinsTip;
CCoinsViewMemPool viewMempool(&viewChain, mempool);
view.SetBackend(viewMempool); // temporarily switch cache backend to db+mempool view
for (const CTxIn& txin : mergedTx.vin) {
view.AccessCoin(txin.prevout); // Load entries from viewChain into view; can fail.
}
view.SetBackend(viewDummy); // switch back to avoid locking mempool for too long
}
// Use CTransaction for the constant parts of the
// transaction to avoid rehashing.
const CTransaction txConst(mergedTx);
// Sign what we can:
for (unsigned int i = 0; i < mergedTx.vin.size(); i++) {
CTxIn& txin = mergedTx.vin[i];
const Coin& coin = view.AccessCoin(txin.prevout);
if (coin.IsSpent()) {
throw JSONRPCError(RPC_VERIFY_ERROR, "Input not found or already spent");
}
const CScript& prevPubKey = coin.out.scriptPubKey;
const CAmount& amount = coin.out.nValue;
SignatureData sigdata;
// ... and merge in other signatures:
for (const CMutableTransaction& txv : txVariants) {
if (txv.vin.size() > i) {
sigdata = CombineSignatures(prevPubKey, TransactionSignatureChecker(&txConst, i, amount), sigdata, DataFromTransaction(txv, i));
}
}
UpdateTransaction(mergedTx, i, sigdata);
}
return EncodeHexTx(mergedTx);
}