void Core::HandleDirection()
{
t_pos head;
t_pos tmp;
head = getHead();
tmp = getHead();
switch (this->_direction)
{
case LEFT :
moveLeft(&head);
break;
case RIGHT :
moveRight(&head);
break;
default :
break;
}
if (isDead(getHead()) == true)
return ;
else
{
this->_snake.push_front(head);
this->_snake.pop_back();
}
newPos(&tmp);
}
void StartTask(Task* p) { // modif quand CMD.wd
if (empty(&(p->q))) return;
if (p->exec==1) {
fprintf(stderr, "*** task %s already running\n", p->id);
return;
}
if (sha->running == MAX_RUNNING) {
fprintf(stderr, "*** too much tasks already running (max. %d)\n", MAX_RUNNING);
return;
}
sha->running++;
p->exec=1;
char line[1024];
char wd[1024];
char command[128][128];
while (!empty(&(p->q))) {
while (p->demand) sleep(1);
if (p->exec==0) break;
sprintf(line, "%s", &(getHead(&(p->q)).cmd[0]));
Parse(line, (char**)command);
sprintf(wd, "%s", &(getHead(&(p->q)).wd[0]));
subHead(&(p->q));
Execute((char**)command, (char*)wd);
}
p->exec=0;
sha->running--;
}
bool Snake::selfColission(){
int xh = getHead()->x();
int yh = getHead()->y();
for(int i = 3; i < parts.count(); i++){
int xi = parts.at(i)->x();
int yi = parts.at(i)->y();
switch(direction()){
case UP:
if(yh - partSize == yi && xh == xi)
return true;
break;
case DOWN:
if(yh + partSize == yi && xh == xi)
return true;
break;
case LEFT:
if(xh - partSize == xi && yh == yi)
return true;
break;
case RIGHT:
if(xh + partSize == xi && yh == yi)
return true;
}
}
return false;
}
struct segwrap *
seghash_get (struct segwrap **hash_table, size_t table_size, seq_t key)
{
int i;
struct segwrap *head;
struct segwrap *cur;
struct segwrap *selected;
assert (hash_table != NULL);
assert (table_size > 0);
i = hash_fun (key, table_size);
assert (i >= 0);
assert (i < table_size);
selected = NULL;
head = getHead (hash_table[i]);
if (head != NULL) {
cur = head;
do {
if (key == seg_seq (cur->sw_seg))
selected = cur;
else
cur = getNext (cur);
} while (selected == NULL && cur != getHead (hash_table[i]));
}
return selected;
}
int MainWindow::getRandomStep(QPoint p)
{
int m[MAX_SIZE][MAX_SIZE];
memcpy(m,map,sizeof(m));
QPoint p_a[4];
p_a[to_left] = QPoint(p.x() - 1, p.y());
p_a[to_right] = QPoint(p.x() + 1, p.y());
p_a[to_up] = QPoint(p.x(), p.y() - 1);
p_a[to_down] = QPoint(p.x(), p.y() + 1);
int p_l[4];
int i = 0;
int p_mn = -1;
int p_max = -1;
for(; i < 4; i++)
{
if(is_in(p_a[i]) && m[p_a[i].x()][p_a[i].y()] == none)
{
p_l[i] = calcH(point(getHead().x(),getHead().y()), food_pos);
if(p_l[i] > p_max)
{
p_max = p_l[i];
p_mn = i;
}
}
}
return p_mn;
}
bool DisjointSetInt::inSameSet(int idNode1, int idNode2){
int head1 = getHead(idNode1);
int head2 = getHead(idNode2);
if (head1 == -1 || head2 == -1){
cerr << "access invalid node in disjointSet" << endl;
return false;
}
return (head1 == head2);
}
void Snake::update()
{
if(getIsDead())
{
emit snakeIsDead();
return;
}
if(getHead().x() <= -1 || getHead().x() >= grid.x() || getHead().y() <= -1 || getHead().y() >= grid.y())
{
emit killedSelf();
return;
}
for(int i = 0; i < body.count(); ++i)
{
if(i == 0)
{
last = body.first();
switch(direction)
{
case Top:
body.first().setY(body.first().y() - 1);
break;
case Bottom:
body.first().setY(body.first().y() + 1);
break;
case Left:
body.first().setX(body.first().x() - 1);
break;
case Right:
body.first().setX(body.first().x() + 1);
break;
}
}
else
{
QPoint now = body[i];
if(body[i] == body.first())
emit killedSelf();
body[i] = last;
last = now;
}
}
dirChanged = false;
}
/*
* Routine: void EvalTextExpr(expr_t *pExpr)
* Purpose: set the values to be used to replace a given tag for this query generation
* Algorithm:
* Data Structures:
*
* Params:
* Returns:
* Called By:
* Calls:
* Assumptions:
* Side Effects:
*/
int
EvalTextExpr(expr_t *pExpr, Expr_Val_t *pBuf, Expr_Val_t *pParams, int bIsParam)
{
int i,
nWeightTotal = 0,
nModifierArg;
expr_t *pReplacement;
switch (pExpr->nFlags & (EXPR_FL_LIST | EXPR_FL_RANGE))
{
case EXPR_FL_LIST: /* return a set of values */
if (bIsParam)
ReportError(QERR_MODIFIED_PARAM, NULL, 1);
nModifierArg = (int)pParams[1].nValue;
pExpr->pPermute = makePermutation(pExpr->pPermute, length(pExpr->ArgList) - 1, 0);
for (i=0; i < nModifierArg; i++)
{
pReplacement = getItem(pExpr->ArgList, getPermutationEntry(pExpr->pPermute, i + 1));
AddBuffer(pBuf[i].pBuf, GetBuffer(pReplacement->Value.pBuf));
pBuf[i].bUseInt = 0;
}
break;
case EXPR_FL_RANGE:
case EXPR_FL_RANGE|EXPR_FL_LIST: /* only list() is permissible here */
ReportError(QERR_RANGE_LIST, NULL, 1);
break;
default:
/* 1. find a substitution from the weighted distribtuion */
for (pReplacement = (expr_t *)getHead(pExpr->ArgList);
pReplacement;
pReplacement = (expr_t *)getNext(pExpr->ArgList))
nWeightTotal += (int)pReplacement->Value.nValue;
i = genrand_integer(NULL, DIST_UNIFORM, 1, nWeightTotal, 0, 0);
for (pReplacement = (expr_t *)getHead(pExpr->ArgList);
pReplacement;
pReplacement = (expr_t *)getNext(pExpr->ArgList))
{
if (i <= (int)pReplacement->Value.nValue)
break;
i -= (int)pReplacement->Value.nValue;
}
/* 2. get the appropraite string */
AddBuffer(pBuf->pBuf, GetBuffer(pReplacement->Value.pBuf));
break;
}
return(DT_STR);
}
/* Simulate how the CPU works. */
void cpu_exec(volatile uint32_t n) {
if(nemu_state == END) {
printf("Program execution has ended. To restart the program, exit NEMU and run again.\n");
return;
}
nemu_state = RUNNING;
#ifdef DEBUG
volatile uint32_t n_temp = n;
#endif
setjmp(jbuf);
for(; n > 0; n --) {
#ifdef DEBUG
swaddr_t eip_temp = cpu.eip;
if((n & 0xffff) == 0) {
/* Output some dots while executing the program. */
fputc('.', stderr);
}
#endif
/* Execute one instruction, including instruction fetch,
* instruction decode, and the actual execution. */
int instr_len = exec(cpu.eip);
cpu.eip += instr_len;
#ifdef DEBUG
print_bin_instr(eip_temp, instr_len);
strcat(asm_buf, assembly);
Log_write("%s\n", asm_buf);
if(n_temp < MAX_INSTR_TO_PRINT) {
printf("%s\n", asm_buf);
}
#endif
/* TODO: check watchpoints here. */
WP *tail=getHead();
uint32_t result;
bool f;
while(tail){
result=expr(tail->expr,&f);
if(f==false) return;
if(result!=tail->result){
nemu_state=STOP;
printf("监视点%d: %s\n",tail->NO,tail->expr);
printf("原值 result=%d\n",tail->result);
printf("新值 result=%d\n",result);
tail->result=result;
}
tail=tail->next;
}
if(nemu_state != RUNNING) { return; }
}
if(nemu_state == RUNNING) { nemu_state = STOP; }
}
void MainWindow::move()
{
auto s_head = getHead();
auto s_food = QPoint(food_pos.x(), food_pos.y());
auto s_foot = getFoot();
state_now = find_way(s_head, s_food);
if(state_now == -1){
state_now = find_way(s_head, s_foot);
}
if(state_now == to_left)
{
go_left();
}else if(state_now == to_right){
go_right();
}else if(state_now == to_up){
go_up();
}else if(state_now == to_down){
go_down();
}else{
state_now = getRandomStep(s_head);
if(state_now == -1){
QMessageBox::information(0, "", "end");
gameover();
}else if(state_now == to_left){
go_left();
}else if(state_now == to_right){
go_right();
}else if(state_now == to_up){
go_up();
}else if(state_now == to_down){
go_down();
}
}
update();
}
int pagefault_handler(int pid, int pageNo, char type) {
struct Node *head = getHead();
if (allocated < NUM_FRAME) {
frame_table[allocated].page = pageNo;
pageTable.entry[pid][pageNo].valid = true;
int ret = list_insert_tail(head, allocated);
allocated++;
return allocated;
} else {
int ret = page_replacement(allocated);
list_insert_tail(head, allocated);
frame_table[allocated].page = pageNo;
pageTable.entry[pid][pageNo].valid = true;
int victimPid = frame_table[ret].pid;
int victimPageNo = frame_table[ret].page;
pageTable.entry[victimPid][victimPageNo].valid = false;
if (pageTable.entry[victimPid][victimPageNo].dirty) {
disk_write(allocated, pid, pageNo);
pageTable.entry[victimPid][victimPageNo].dirty = false;
}
clockHelper(allocated);
allocated++;
return allocated;
}
}
static Void local drawClassRelations(HDC hDC)
{
Class cls;
for(cls=CLASSMIN; cls<classMax(); cls++) {
List supers;
for(supers=cclass(cls).supers; nonNull(supers); supers=tl(supers)) {
Class parent = getHead(hd(supers));
if (isClass(parent)) {
if (parent == cls) { /* child of itself - draw an arc */
Class source = findClassInNodes(cls);
Arc(hDC, Nodes[source].Pos.right-5, Nodes[source].Pos.bottom-5,
Nodes[source].Pos.right+15, Nodes[source].Pos.bottom+20,
Nodes[source].Pos.right-5, Nodes[source].Pos.bottom-5,
Nodes[source].Pos.right-4, Nodes[source].Pos.bottom-4);
} else { /* Join the two classes with a line */
Class source = findClassInNodes(parent);
Class target = findClassInNodes(cls);
INT sx = Nodes[source].Pos.right + 4;
INT sy = Nodes[source].Pos.top
+ (Nodes[source].Pos.bottom - Nodes[source].Pos.top)/2;
INT tx = Nodes[target].Pos.left - 4;
INT ty = Nodes[target].Pos.top
+ (Nodes[target].Pos.bottom - Nodes[target].Pos.top)/2;
MoveToEx(hDC, sx, sy,NULL);
LineTo(hDC, tx, ty);
}
}
}
}
}
/**
* deep copy of this list (allocates links)
*/
Link* List::copy() const
{
if (0 == getHead()) {
return 0;
} else {
Link *head = new Link(*getHead());
Link *next = head;
// @inv: next points to last node in new list
// origPtr points to node in original list that is not yet copied
for (Link *origPtr = getHead()->getNext(); 0 != origPtr; origPtr = origPtr->getNext()) {
next->setNext(new Link(*origPtr));
next = next->getNext();
}
return head;
}
}
void HwcmScorer::extractHeadWordChain(TreePointer tree, vector<string> & history, vector<map<string, int> > & hwc) {
if (tree->GetLength() > 0) {
string head = getHead(tree);
if (head.empty()) {
for (std::vector<TreePointer>::const_iterator it = tree->GetChildren().begin(); it != tree->GetChildren().end(); ++it) {
extractHeadWordChain(*it, history, hwc);
}
}
else {
vector<string> new_history(kHwcmOrder);
new_history[0] = head;
hwc[0][head]++;
for (size_t hist_idx = 0; hist_idx < kHwcmOrder-1; hist_idx++) {
if (!history[hist_idx].empty()) {
string chain = history[hist_idx] + " " + head;
hwc[hist_idx+1][chain]++;
if (hist_idx+2 < kHwcmOrder) {
new_history[hist_idx+1] = chain;
}
}
}
for (std::vector<TreePointer>::const_iterator it = tree->GetChildren().begin(); it != tree->GetChildren().end(); ++it) {
extractHeadWordChain(*it, new_history, hwc);
}
}
}
}
boolean RingBuffer::read(uint8_t page[], size_t size) {
uint16_t head = getHead();
uint16_t tail = getTail();
uint16_t pageSize = getPageSize();
boolean retVal = false;
if (getFlipMarker() == 0) {
if (tail < head) {
readPage(tail,pageSize,page,size);
retVal = true;
}
} else {
if (tail + pageSize > bootSectorStart) {
tail = startData;
setTail(tail);
setFlipMarker(0x00);
if (tail < head) {
readPage(tail,pageSize,page,size);
retVal = true;
}
} else {
readPage(tail,pageSize,page,size);
retVal = true;
}
}
return retVal;
}
boolean RingBuffer::write(uint8_t page[], size_t size) {
uint16_t head = getHead();
uint16_t tail = getTail();
uint16_t pageSize = getPageSize();
boolean retVal = false;
// check, if we wrapped
if (getFlipMarker() == 0) {
if (head + pageSize > bootSectorStart) {
// we reached the end of the memory, go to start and flip marker
head = startData;
setHead(head);
setFlipMarker(0xFF);
if (head + pageSize < tail) {
// there is some space, write the page
writePage(head,pageSize,page,size);
retVal = true;
}
} else {
// there is some space, write the page
writePage(head,pageSize,page,size);
retVal = true;
}
} else {
if (head < tail) {
// we have some sapace left
writePage(head,pageSize,page,size);
retVal = true;
}
}
return retVal;
}
void GDL_RelationalSentence::buildName(){
name = getHead()->toString();
switch(body.size()){
case 0:
qDebug() << "Relation with arity 0 : " << name;
break;
case 1:
name = QString('(') + name + ' ' + body[0]->toString() + ')';
break;
default:
name = QString('(') + name + " (" + body[0]->toString();
for(int i=1; i<body.size(); ++i){
name = name + " " + body[i]->toString();
}
name = name + "))";
break;
}
if(type==GDL::NEXT){
name = QString("next ") + name;
}
if(type==GDL::BASE){
name = QString("base ") + name;
}
if(type==GDL::TRUE){
name = QString("true ") + name;
}
if(type==GDL::INIT){
name = QString("init ") + name;
}
}
void Snake::setDirection(int arg){
this->dir = arg;
SnakePart* h = getHead();
if(h != 0){
h->setDirection(arg);
}
}
// Inherited
void Logic_Relation::buildName(){
name = getHead()->toString();
switch(body.size()){
case 0:
break;
default:
name = QString('(') + name + " " + body[0]->toString();
for(int i=1; i<body.size(); ++i){
name = name + " " + body[i]->toString();
}
name = name + ")";
break;
}
switch(qualifier){
case BASE:
name = QString("(base ") + name + ")";
break;
case TRUE:
name = QString("(true ") + name + ")";
break;
case INIT:
name = QString("(init ") + name + ")";
break;
default:
break;
}
if(negation){
name = QString("(not ") + name + ")";
}
buildNameWithNoQualifier();
}
RingBufferBlock* RingBuffer::searchFreeBlock(int size)
{
int alignLength = ALIGN(sizeof(struct RingBufferBlock) + size);
int freeSpace = 0;
// 从head开始依次往后查找空闲block，直到拼接起来的空闲block长度大于传入的size
struct RingBufferBlock *block = getHead();
do {
// 如果该块当前仍在被使用，则中止搜索
if (block->m_link != NULL && block->m_length >= sizeof(struct RingBufferBlock)) {
return NULL;
}
freeSpace += ALIGN(block->m_length) + sizeof(RingBufferBlock);
// 检测长度是否已足够分配
if (freeSpace > alignLength + sizeof(RingBufferBlock)) {
// 将找到的这几块空闲block切割为2块block，并返回第一块block的地址
return splitBlock(freeSpace , size);
}
block = getNextBlock(block);
} while(block);
return NULL;
}
int main()
{
char str[300];
while (getHead(str))
{
int len, i;
char c, code[10];
while (len = getLen())
{
while (true)
{
for (i = 0; i < len; i++)
{
c = readChar();
code[i] = c;
}
code[i] = NULL;
int val = hash(code);
if (val == -1)
break;
putchar(str[val]);
}
}
putchar('\n');
}
return 0;
}
void destroyList(DLinkedList* dLinkedList){
if(dLinkedList->head != NULL){
getHead(dLinkedList);
dLinkedList->current = dLinkedList->head;
while(deleteForward(dLinkedList)){};
}
free(dLinkedList);
}
static SUBCLASSING *find( WNDPROC wndProc, HWND hwnd ) {
SUBCLASSING *p = getHead( hwnd );
while ( 0 != p && wndProc != p->wndProc ) {
p = p->pNext;
}
return p;
}
int reaction(queue_t * self){
if (compare(self)==1){
for(int i = getHead(self); i < getTail(self)-1;i++)
queue_remove(self);
queue_print(self);
}
return 0;
}
int main() {
// the list's name is "nodolista"
insertHead(&nodolista.next, 1);
insertTail(&nodolista.next, 6);
insertTail(&nodolista.next, 3);
insertTail(&nodolista.next, 8);
insertTail(&nodolista.next, 4);
insertTail(&nodolista.next, 7);
insertTail(&nodolista.next, 5);
insertTail(&nodolista.next, 9);
insertTail(&nodolista.next, 2);
// end
//printList
printList(nodolista.next);
//getHead
printf("\nHead:\t[ (%d) %d ]\n", getHead(nodolista.next)->index, getHead(nodolista.next)->info);
//getTail
printf("Tail:\t[ (%d) %d ]\n", getTail(nodolista.next)->index, getTail(nodolista.next)->info);
// getPrev
int k = 0;
printf("Insert an index to return the prev (starting from 0 to %d): ", getIndex(getTail(nodolista.next)));
scanf("%d", &k);
printf("The prev of value %d is: %d\n", getValue(nodolista.next, k)->info, \
(getPrev(nodolista.next, k) ? getPrev(nodolista.next, k)->info : 0));
// search
k = 0;
printf("Insert a value to search into the list: ");
scanf("%d", &k);
printf("The search went: %s\n", (search(nodolista.next, k) ? "true" : "false"));
// delete
printf("Insert an item in the list to delete: ");
scanf("%d", &k);
delete(nodolista.next, k);
printList(nodolista.next);
// inserction sort
inserctionSort(nodolista.next);
printList(nodolista.next);
return 0;
} //end main
void NReadUserByNameResponse::toStruct(_NReadUserByNameResponse & input)
{
memset(&input, 0, sizeof(_NReadUserByNameResponse));
getHead().toStruct(input.Head);
getData().toStruct(input.Data);
input.Head.Control.Size = sizeof(_NReadUserByNameResponse);
}
void DisjointSetInt::mergeSets(int idNode1, int idNode2){
int head1 = getHead(idNode1);
int head2 = getHead(idNode2);
if (head1 == -1 || head2 == -1){
cerr << "access invalid node in disjointSet" << endl;
}
else if (head1 != head2){
if (head[head1] < head[head2]){
head[head1] += head[head2];
head[head2] = head1;
}
else {
head[head2] += head[head1];
head[head1] = head2;
}
--numSets;
}
}
//! Retrieves data from the FIFO.
//! @param buffer buffer that will hold the retrieved data.
//! @param length amount of bytes to retrieve.
//! @return amount of bytes retrieved.
inline uint32_t
get(uint8_t* buffer, uint32_t length)
{
uint32_t l = getHead(buffer, length);
m_out += l;
return l;
}
bool Core::isOnSnake(const int x, const int y)
{
t_pos head;
head = getHead();
if (x == head.x && y == head.y)
return (true);
return (false);
}
void NCheckLoginCredentialsResponse::toStruct(_NCheckLoginCredentialsResponse & input)
{
memset(&input, 0, sizeof(_NCheckLoginCredentialsResponse));
getHead().toStruct(input.Head);
getData().toStruct(input.Data);
input.Head.Control.Size = sizeof(_NCheckLoginCredentialsResponse);
}