bool mse::check_card_match(){
if(dataset1->get_num_points() == dataset2->get_num_points())
return true;
string err_ps("Mismatched number of coordinates: Dataset 1 = ");
err_ps += itoa(dataset1->get_num_points());
err_ps += ", Dataset 2 = ";
err_ps += itoa(dataset2->get_num_points());
error_out(err_ps);
return false;
}
SoundElement* AudioSystem::LoadSoundElement(const char* Path)
{
Mix_Chunk* mix_music = Mix_LoadWAV(Path);
if (mix_music == NULL)
{
error_out("SDLMixerAudioSystem::LoadSoundElement - "
"无法读取文件 %s ， 错误信息", Path, Mix_GetError());
return NULL;
}
SoundElement* se = new SoundElement();
se->sdl_mix_music = mix_music;
return se;
}
int main(int argc, char *argv[])
{
int r;
const char *memname = "/mymem";
const size_t region_size = 1024;
/* 打开共享内存文件 */
int fd = shm_open(memname, O_CREAT | O_TRUNC | O_RDWR, 0666);
if (fd == -1) error_out("shm_open");
/* 将文件截取至指定的大小 */
r = ftruncate(fd, region_size);
if (r != 0) error_out("ftruncate");
/* 将文件映射为内存 */
void *ptr = mmap(0, region_size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
if (ptr == MAP_FAILED) error_out("mmap");
/* 关闭文件 */
close(fd);
/* 产生新进程 */
pid_t pid = fork();
if (pid == 0) {
/* 子进程向共享内存写入数据 */
unsigned long *d = (unsigned long *) ptr;
*d = 0xdeadbeef;
exit(0);
} else {
/* 父进程等待子进程结束并读共享内存 */
int status;
waitpid(pid, &status, 0);
printf("The data child wrote is %#lx\n", *(unsigned long *)ptr);
}
/* 取消内存映射 */
r = munmap(ptr, region_size);
if (r != 0) error_out("munmap");
/* 删除共享内存文件 */
r = shm_unlink(memname);
if (r != 0) error_out("shm_unlink");
return 0;
}
int main(string args) {
string *words;
if (!args) {
return 0;
}
words = explode(args, " ");
switch (sizeof(words)) {
case 1:
return teleport_to(words[0]);
case 2:
return teleport_player(words[0], words[1]);
default:
return error_out(usage());
}
}
bool difmap::check_card_match(){
if(dataset1->get_num_points() != dataset2->get_num_points()){
string err_ps("Mismatched number of coordinates: Dataset 1 = ");
err_ps += itoa(dataset1->get_num_points());
err_ps += ", Dataset 2 = ";
err_ps += itoa(dataset2->get_num_points());
error_out(err_ps);
return false;
}
//TODO
//Check dimensions
return true;
}
int main(string dir) {
string path = resolve_path(this_player()->query_cwd(), dir);
string *files;
string *fulls;
mixed *combined;
if (!sizeof(stat(path))) {
return error_out(sprintf("No such file or directory: %s", path));
}
if (dirp(path) && path != "/") {
path += "/";
}
files = filter(get_dir(path), (: $1[0] != '.' :));
if (filep(path)) {
fulls = ({ path });
} else {
int main(int argc, char *const *argv)
{
int c;
while ((c = getopt(argc, argv, "hV")) != -1) {
switch (c) {
case 'V':
show_version();
break;
case 'h':
show_help();
break;
case '?':
error_out("See -h for correct options");
break;
}
}
exit(EXIT_SUCCESS);
}
int teleport_player(string player, string place) {
object *players = users();
object destination;
object victim;
string name = player;
string room = place;
string msg = "";
int index;
player = lower_case(player);
switch (lower_case(player)) {
case "me":
case "myself":
name = lower_case(previous_object()->query_name());
}
switch (lower_case(place)) {
case "here":
room = file_name(here());
}
index = member_array(name, map(players,
(: lower_case($1->query_name()) :)));
if (index >= 0) {
victim = players[index];
}
destination =
load_object(resolve_path(previous_object()->query_cwd(), room));
if (!victim) {
msg = "Could not find player " + player;
}
if (!destination) {
msg += (strlen(msg) ? "\n" : "" ) + "Could not find place " + place;
}
if (!msg) {
return teleport(victim, destination);
}
return error_out(msg);
}
int main(string arg) {
string *usernames = explode(arg, " ");
object *users = map(usernames, "find_player", "/single/simul_efun");
int arg_count = usernames && sizeof(usernames);
int i;
if (!arg_count) {
return error_out(usage());
}
for (i = 0; i < arg_count; i++) {
if (users[i]) {
operate(users[i]);
} else {
MESSAGE_D->tell(previous_object(), "Could not find user " + usernames[i] + "\n");
}
}
return 1;
}
void demo_res (int Screen_Mode, int X_max, int Y_max)
{
char *Error1 = "Failure while calling SET_MODEX";
char *Error2 = "Failure during READ_PIXEL test";
char *Abort_Msg = "Demo aborted by User";
char *Demo_Msg = " This is a MODE X demo ";
char *Scrn_Msg = "Screen Resolution is by ";
char *Cont_Msg = "Press <ANY KEY> to Continue";
char *Line_Msg = "LINE TEST";
char *Fill_Msg = "FILL TEST";
char *Pixel_Msg = "PIXEL TEST";
char Text[10];
int x1, y1, x2, y2 = 0;
int x, y, z = 0;
int X_Center, gap = 0;
if (set_modex (Screen_Mode) == 0)
{
error_out (Error1);
}
X_Center = X_max / 2;
x1 = 10;
y1 = 10;
x2 = X_max - 1;
y2 = Y_max - 1;
for (z = 0; z <= 3; z++)
{
y = 31 - z -z;
draw_line (x1+z, y1+z, x2-z, y1+z, y);
draw_line (x1+z, y1+z, x1+z, y2-z, y);
draw_line (x1+z, y2-z, x2-z, y2-z, y);
draw_line (x2-z, y1+z, x2-z, y2-z, y);
}
for (x = 0; x < (X_max / 10); x++)
{
tgprintc (48 + ((x+1) % 10), x*10+1, 1, 9 + ((x/8) % 7) );
draw_line (x*10+9, 0, x*10+9, 3, c_bWHITE);
}
for (y = 0; y < (Y_max / 10); y++)
{
tgprintc (48 + ((y+1) % 10), 1, y*10+1, 9 + ((y/10) % 7) );
draw_line (0, y*10+9, 3, y*10+9, c_bWHITE);
}
for (x = 0; x <= 63; x++)
{
z = 15 + (x * 3 / 4);
set_dac_register (64+x, z, z, z);
set_dac_register (128+x, 0, z, z);
draw_line (103-x, 60, 40+x, 123, 64+x);
draw_line (40, 60+x, 103, 123-x, 128+x);
}
tprint_str (Line_Msg, 9, 37, 130, c_BLUE);
y = 60;
gap = 0;
for (x = 0; x <= 9; x++)
{
fill_block (120, y, 120+x, y+gap, 64+x);
fill_block (140 - (15-x), y, 150+x, y+gap, 230+x);
fill_block (170 - (15-x), y, 170, y+gap, 128+x);
y = y + gap + 2;
gap++;
}
tprint_str (Fill_Msg, 9, 110, 46, c_GREEN);
for (x = 190; x <= 250; x+=2)
{
for (y = 60; y <= 122; y+=2)
{
z = (x+x+y+y) & 0xff;
set_point (x, y, z);
}
}
tprint_str (Pixel_Msg, 10, 182, 130, c_RED);
for (x = 190; x <= 250; x+=2)
{
for (y = 60; y <= 122; y+=2)
{
z = (x+x+y+y) & 0xff;
if (read_point(x, y) != z)
{
error_out (Error2);
}
}
}
print_str (Demo_Msg, 23, X_Center - 92, 20, c_bRED, c_BLUE);
x = X_Center - 124;
print_str (Scrn_Msg, 28, x, 30, c_bGREEN, c_BLACK);
sprintf (Text, "%3d", X_max);
print_str (Text, 3, x+168, 30, c_bPURPLE, c_BLACK);
sprintf (Text, "%3d", Y_max);
print_str (Text, 3, x + 224, 30, c_bWHITE, c_BLACK);
for (x = 0; x <= 15; x++)
{
set_dac_register (230+x, 63-x*4, 0, 15+x*3);
draw_line (30+x, Y_max-6-x, X_max-20-x, Y_max-6-x, 230+x);
}
tprint_str (Cont_Msg, 27, X_Center - 103, Y_max-18, c_YELLOW);
if (get_key () == Ky_ESC)
{
error_out (Abort_Msg);
}
return ;
}
void load_shapes ()
{
unsigned char Grid[33][33];
char *Error1 = "Bad Shape Selected Error";
int Shape;
int x, y, z;
int Style, Color;
int X_Width, Y_Width, Center, S_Width;
int Hollow_X, Hollow_Y;
for (Shape = 0; Shape < MAX_SHAPES; Shape++)
{
for (y = 0; y <= 32; y++)
{
for (x = 0; x <= 32; x++)
{
Grid[x][y] = c_BLACK;
}
}
Style = random_int (6);
Color = 1 + random_int (15);
switch (Style)
{
/* SOLID BOXES */
case 0:
{
do
{
X_Width = 3 + random_int(30);
Y_Width = 3 + random_int(30);
} while ( (X_Width * Y_Width) >= 512);
for (x = 1; x <= X_Width; x++)
{
for (y = 1; y <= Y_Width; y++)
{
Grid[x][y] = Color;
}
}
break;
}
/* HOLLOW BOXES */
case 1:
{
do {
X_Width = 6 + random_int(27);
Y_Width = 6 + random_int(27);
} while ( (X_Width * Y_Width) >= 512);
for (y = 1; y <= Y_Width; y++)
{
for (x = 1; x <= X_Width; x++)
{
Grid[x][y] = Color;
}
}
Hollow_X = 1 + random_int ((X_Width / 2) -1);
Hollow_Y = 1 + random_int ((Y_Width / 2) -1);
for (y = Hollow_Y+1; y <= Y_Width-Hollow_Y; y++)
{
for (x = Hollow_X+1; x <= X_Width-Hollow_X; x++)
{
Grid[x][y] = c_BLACK;
}
}
break;
}
/* SOLID DIAMOND */
case 2:
{
X_Width = 3 + 2 * random_int(10);
Y_Width = X_Width;
Center = X_Width / 2;
for (y = 0; y <= Center; y++)
{
for (x = 0; x <= y; x++)
{
Grid [Center-x+1][y+1] = Color;
Grid [Center+x+1][y+1] = Color;
Grid [Center-x+1][Y_Width-y] = Color;
Grid [Center+x+1][Y_Width-y] = Color;
}
}
break;
}
/* HOLLOW DIAMOND */
case 3:
{
X_Width = 3 + 2 * random_int(10);
Y_Width = X_Width;
Center = X_Width / 2;
S_Width = random_int (Center);
for (y = 0; y <= Center; y++)
{
for (x = 0; x <= y; x++)
{
if ( x+(Center-y) >= S_Width )
{
Grid [Center-x+1][y+1] = Color;
Grid [Center+x+1][y+1] = Color;
Grid [Center-x+1][Y_Width-y] = Color;
Grid [Center+x+1][Y_Width-y] = Color;
}
}
}
break;
}
/* BALL */
case 4:
{
X_Width = 7 + 2 * random_int (8);
Y_Width = X_Width;
Center = 1 + X_Width / 2;
for (y = 1; y <= Y_Width; y++)
{
for (x = 1; x <= X_Width; x++)
{
z = int_sqrt(Center-x, Center-y);
if (z < Center)
{
Grid[x][y] = 150 + Color * 2 + z * 3;
}
}
}
break;
}
/* HOLLOW BALLS */
case 5:
{
X_Width = 7 + 2 * random_int (8);
Y_Width = X_Width;
Center = 1 + X_Width / 2;
S_Width = random_int (X_Width);
for (y = 1; y <= Y_Width; y++)
{
for (x = 1; x <= X_Width; x++)
{
z = int_sqrt(Center-x, Center-y);
if ( (z < Center) && (z >= S_Width) )
{
Grid[x][y] = 150 + Color * 2 + z * 3;
}
}
}
break;
}
default:
{
error_out (Error1);
break;
}
}
z = 0;
for (y = 1; y <= Y_Width; y++)
{
for (x = 1; x <= X_Width; x++)
{
Img[Shape].Image[z] = Grid[x][y];
z++;
}
}
Img[Shape].X_Width = X_Width;
Img[Shape].Y_Width = Y_Width;
}
return;
}
/*
* Export authlist to the userspace
*/
static int read_authlist(struct authlist *authlist,
void __user *buffer,
size_t *lenp, loff_t *ppos)
{
struct user_namespace *ns = current_user_ns();
char *memblk = NULL;
char *vp = NULL;
int error = 0;
int len;
uid_t uid;
gid_t gid;
down_read(&authlist->rws);
if (authlist->nentries == 0) {
switch (authlist->initial_value) {
case AUTHLIST_KIND_EVERYBODY:
vp = (char *) tag_everybody;
break;
case AUTHLIST_KIND_NOBODY:
default:
vp = (char *) tag_nobody;
break;
}
} else {
struct authlist_entry *entry;
/* <space>noguid:4294967295 */
size_t maxentrysize = 1 + 6 + 1 + 10;
size_t alloc_size = maxentrysize * authlist->nentries + 1;
int ne;
memblk = kmalloc(alloc_size, GFP_KERNEL);
if (memblk == NULL) {
up_read(&authlist->rws);
return -ENOMEM;
}
vp = memblk;
*vp = '\0';
entry = authlist->entries;
for (ne = 0; ne < authlist->nentries; ne++, entry++) {
vp += strlen(vp);
if (ne != 0)
*vp++ = ' ';
switch (entry->kind) {
case AUTHLIST_KIND_UID:
uid = from_kuid(ns, entry->kuid);
if (uid == (uid_t) -1) {
error = EIDRM;
break;
}
sprintf(vp, "%s:%u", tag_uid, (unsigned) uid);
break;
case AUTHLIST_KIND_NOUID:
uid = from_kuid(ns, entry->kuid);
if (uid == (uid_t) -1) {
error = EIDRM;
break;
}
sprintf(vp, "%s:%u", tag_nouid, (unsigned) uid);
break;
case AUTHLIST_KIND_GID:
gid = from_kgid(ns, entry->kgid);
if (gid == (gid_t) -1) {
error = EIDRM;
break;
}
sprintf(vp, "%s:%u", tag_gid, (unsigned) gid);
break;
case AUTHLIST_KIND_NOGID:
gid = from_kgid(ns, entry->kgid);
if (gid == (gid_t) -1) {
error = EIDRM;
break;
}
sprintf(vp, "%s:%u", tag_nogid, (unsigned) gid);
break;
case AUTHLIST_KIND_EVERYBODY:
strcpy(vp, tag_everybody);
break;
case AUTHLIST_KIND_NOBODY:
strcpy(vp, tag_nobody);
break;
}
if (unlikely(error != 0)) {
up_read(&authlist->rws);
kfree(memblk);
return error;
}
}
vp = memblk;
}
up_read(&authlist->rws);
len = strlen(vp);
/* ensure atomic transfer */
if (*ppos != 0) {
if (*ppos == len + 1) {
*lenp = 0;
goto out;
}
error_out(-EINVAL);
}
if (len + 2 > *lenp)
error_out(-ETOOSMALL);
if (likely(len) && copy_to_user(buffer, vp, len))
error_out(-EFAULT);
if (copy_to_user(buffer + len, "\n", 2))
error_out(-EFAULT);
*lenp = len + 1;
*ppos += len + 1;
out:
kfree(memblk);
return error;
}
/*
* Import authlist from the userspace
*/
static int write_authlist(struct authlist *authlist, void __user *buffer,
size_t *lenp, loff_t *ppos)
{
struct authlist_entry *entries = NULL, *old_entries;
char *memblk = NULL;
int error = 0;
int nentries;
int ne;
int terminal = -1;
const char *p;
/* ensure atomic transfer */
if (*ppos != 0)
return -EINVAL;
if (*lenp > AUTHLIST_LENGTH_LIMIT)
return -EINVAL;
memblk = kmalloc(*lenp + 1, GFP_KERNEL);
if (memblk == NULL)
return -ENOMEM;
if (copy_from_user(memblk, buffer, *lenp))
error_out(-EFAULT);
memblk[*lenp] = '\0';
nentries = count_entries(memblk);
if (nentries == 0)
error_out(-EINVAL);
entries = kmalloc(sizeof(struct authlist_entry) * nentries, GFP_KERNEL);
if (entries == NULL)
error_out(-ENOMEM);
for (p = memblk, ne = 0;; ne++) {
/* skip leading whitespace */
while (is_ws(*p))
p++;
/* reached the end of the string? */
if (*p == '\0')
break;
error = parse_entry(&p, entries + ne);
if (error)
goto out;
switch (entries[ne].kind) {
case AUTHLIST_KIND_EVERYBODY:
case AUTHLIST_KIND_NOBODY:
if (terminal != -1)
error_out(-EINVAL);
terminal = ne;
break;
default:
break;
}
}
/*
* Last entry must be everybody/nobody.
* Intermediate entry cannot be everybody/nobody.
*/
if (terminal != nentries - 1)
error_out(-EINVAL);
down_write(&authlist->rws);
old_entries = authlist->entries;
authlist->nentries = nentries;
authlist->entries = entries;
up_write(&authlist->rws);
kfree(old_entries);
entries = NULL;
*ppos += *lenp;
out:
kfree(memblk);
kfree(entries);
return error;
}
