K_LIST *_k_new_list(const char *name, size_t siz, int allocate, int limit, bool do_tail, KLIST_FFL_ARGS)
{
K_LIST *list;
if (allocate < 1)
quithere(1, "Invalid new list %s with allocate %d must be > 0", name, allocate);
if (limit < 0)
quithere(1, "Invalid new list %s with limit %d must be >= 0", name, limit);
list = calloc(1, sizeof(*list));
if (!list)
quithere(1, "Failed to calloc list %s", name);
list->is_store = false;
list->lock = calloc(1, sizeof(*(list->lock)));
if (!(list->lock))
quithere(1, "Failed to calloc lock for list %s", name);
cglock_init(list->lock);
list->name = name;
list->siz = siz;
list->allocate = allocate;
list->limit = limit;
list->do_tail = do_tail;
k_alloc_items(list, KLIST_FFL_PASS);
return list;
}
void _k_add_tail(K_LIST *list, K_ITEM *item, KLIST_FFL_ARGS)
{
if (item->name != list->name) {
quithere(1, "List %s can't %s() a %s item" KLIST_FFL,
list->name, __func__, item->name, KLIST_FFL_PASS);
}
if (!(list->do_tail)) {
quithere(1, "List %s can't %s() - do_tail is false" KLIST_FFL,
list->name, __func__, KLIST_FFL_PASS);
}
item->prev = list->tail;
item->next = NULL;
if (list->tail)
list->tail->next = item;
list->tail = item;
if (!(list->head))
list->head = item;
list->count++;
list->count_up++;
}
void _k_add_head(K_LIST *list, K_ITEM *item, LOCK_MAYBE bool chklock, KLIST_FFL_ARGS)
{
CHKLS(list);
CHKITEM(item, list);
_LIST_WRITE(list, chklock, file, func, line);
if (item->name != list->name) {
quithere(1, "List %s can't %s() a %s item" KLIST_FFL,
list->name, __func__, item->name, KLIST_FFL_PASS);
}
if (item->prev || item->next) {
quithere(1, "%s() added item %s still linked" KLIST_FFL,
__func__, item->name, KLIST_FFL_PASS);
}
item->prev = NULL;
item->next = list->head;
if (list->head)
list->head->prev = item;
list->head = item;
if (list->do_tail) {
if (!(list->tail))
list->tail = item;
}
list->count++;
list->count_up++;
CHKCULL(list);
}
static int read_socket(int fd, char **buf, int timeout)
{
char tmp[SOCK_READ+1];
int ret, off, len;
tv_t tv_timeout;
fd_set readfs;
len = SOCK_READ;
*buf = malloc(len+1);
if (!(*buf))
quithere(1, "malloc (%d) OOM", len+1);
off = 0;
while (42) {
tv_timeout.tv_sec = timeout;
tv_timeout.tv_usec = 0;
FD_ZERO(&readfs);
FD_SET(fd, &readfs);
ret = select(fd + 1, &readfs, NULL, NULL, &tv_timeout);
if (ret == 0)
break;
if (ret < 0) {
LOGERR("%s() btc socket select error %d:%s",
__func__, errno, strerror(errno));
break;
}
ret = recv(fd, tmp, SOCK_READ, 0);
if (ret == 0)
break;
if (ret < 0) {
LOGERR("%s() btc socket recv error %d:%s",
__func__, errno, strerror(errno));
break;
}
if ((off + ret) > len) {
len += SOCK_READ;
*buf = realloc(*buf, len + 1);
if (!(*buf))
quithere(1, "realloc (%d) OOM", len);
}
memcpy(*buf + off, tmp, ret);
off += ret;
}
if (close(fd)) {
LOGERR("%s() btc socket close error %d:%s",
__func__, errno, strerror(errno));
}
return off;
}
K_LIST *_k_free_list(K_LIST *list, KLIST_FFL_ARGS)
{
int i;
if (list->is_store) {
quithere(1, "List %s can't %s() a store" KLIST_FFL,
list->name, __func__, KLIST_FFL_PASS);
}
for (i = 0; i < list->item_mem_count; i++)
free(list->item_memory[i]);
free(list->item_memory);
for (i = 0; i < list->data_mem_count; i++)
free(list->data_memory[i]);
free(list->data_memory);
cglock_destroy(list->lock);
free(list->lock);
free(list);
return NULL;
}
// Returns NULL if empty
K_ITEM *_k_unlink_tail(K_LIST *list, LOCK_MAYBE bool chklock, KLIST_FFL_ARGS)
{
K_ITEM *item;
CHKLS(list);
_LIST_WRITE(list, chklock, file, func, line);
if (!(list->do_tail)) {
quithere(1, "List %s can't %s() - do_tail is false" KLIST_FFL,
list->name, __func__, KLIST_FFL_PASS);
}
if (!(list->tail))
return NULL;
item = list->tail;
list->tail = item->prev;
if (list->tail)
list->tail->next = NULL;
else
list->head = NULL;
item->prev = item->next = NULL;
list->count--;
return item;
}
// Returns NULL if empty
K_ITEM *_k_unlink_tail(K_LIST *list, KLIST_FFL_ARGS)
{
K_ITEM *item;
if (!(list->do_tail)) {
quithere(1, "List %s can't %s() - do_tail is false" KLIST_FFL,
list->name, __func__, KLIST_FFL_PASS);
}
if (!(list->tail))
return NULL;
item = list->tail;
list->tail = item->prev;
if (list->tail)
list->tail->next = NULL;
else
list->head = NULL;
item->prev = item->next = NULL;
list->count--;
return item;
}
K_STORE *_k_free_store(K_STORE *store, KLIST_FFL_ARGS)
{
_CHKLIST(store, "store");
if (!(store->is_store)) {
quithere(1, "Store %s can't %s() the list" KLIST_FFL,
store->name, __func__, KLIST_FFL_PASS);
}
if (store->master->lock == NULL)
store->master->stores--;
else {
K_WLOCK(store->master);
// unlink store from the list
if (store->prev_store)
store->prev_store->next_store = store->next_store;
if (store->next_store)
store->next_store->prev_store = store->prev_store;
// correct the head if we are the head
if (store->master->next_store == store)
store->master->next_store = store->next_store;
store->master->stores--;
K_WUNLOCK(store->master);
}
free(store);
return NULL;
}
void _k_unlink_item(K_LIST *list, K_ITEM *item, LOCK_MAYBE bool chklock, KLIST_FFL_ARGS)
{
CHKLS(list);
CHKITEM(item, list);
_LIST_WRITE(list, chklock, file, func, line);
if (item->name != list->name) {
quithere(1, "List %s can't %s() a %s item" KLIST_FFL,
list->name, __func__, item->name, KLIST_FFL_PASS);
}
if (item->prev)
item->prev->next = item->next;
if (item->next)
item->next->prev = item->prev;
if (list->head == item)
list->head = item->next;
if (list->do_tail) {
if (list->tail == item)
list->tail = item->prev;
}
item->prev = item->next = NULL;
list->count--;
}
K_LIST *_k_free_list(K_LIST *list, KLIST_FFL_ARGS)
{
int i;
CHKLIST(list);
if (list->is_store) {
quithere(1, "List %s can't %s() a store" KLIST_FFL,
list->name, __func__, KLIST_FFL_PASS);
}
for (i = 0; i < list->item_mem_count; i++)
free(list->item_memory[i]);
free(list->item_memory);
for (i = 0; i < list->data_mem_count; i++)
free(list->data_memory[i]);
free(list->data_memory);
if (list->lock) {
cklock_destroy(list->lock);
free(list->lock);
}
// local_list lists are not stored in all_klists
if (!list->local_list) {
K_LISTS *klists, *klists_prev = NULL;
// not locked :P
if (!lock_check_init) {
quitfrom(1, file, func, line,
"in %s(), lock_check_lock has not been initialised!",
__func__);
}
ck_wlock(&lock_check_lock);
klists = all_klists;
while (klists && klists->klist != list) {
klists_prev = klists;
klists = klists->next;
}
if (!klists) {
quitfrom(1, file, func, line,
"in %s(), list %s not in klists",
__func__, list->name);
} else {
if (klists_prev)
klists_prev->next = klists->next;
else
all_klists = klists->next;
free(klists);
}
ck_wunlock(&lock_check_lock);
}
free(list);
return NULL;
}
K_STORE *_k_new_store(K_LIST *list, bool gotlock, KLIST_FFL_ARGS)
{
K_STORE *store;
CHKLIST(list);
store = calloc(1, sizeof(*store));
if (!store)
quithere(1, "Failed to calloc store for %s", list->name);
store->master = list;
store->is_store = true;
store->lock = NULL;
store->name = list->name;
store->do_tail = list->do_tail;
store->prev_store = NULL;
// Only tracked for lists with a lock
if (store->master->lock == NULL) {
store->next_store = NULL;
store->master->stores++;
} else {
if (!gotlock)
K_WLOCK(list);
// In the master list, next is the head
if (list->next_store)
list->next_store->prev_store = store;
store->next_store = list->next_store;
list->next_store = store;
list->stores++;
if (!gotlock)
K_WUNLOCK(list);
}
return store;
}
void _dsp_kstore(K_STORE *store, char *filename, char *msg, KLIST_FFL_ARGS)
{
K_ITEM *item;
FILE *stream;
struct tm tm;
time_t now_t;
char stamp[128];
if (!(store->master->dsp_func)) {
quithere(1, "List %s has no dsp_func" KLIST_FFL,
store->master->name, KLIST_FFL_PASS);
}
now_t = time(NULL);
localtime_r(&now_t, &tm);
snprintf(stamp, sizeof(stamp),
"[%d-%02d-%02d %02d:%02d:%02d]",
tm.tm_year + 1900,
tm.tm_mon + 1,
tm.tm_mday,
tm.tm_hour,
tm.tm_min,
tm.tm_sec);
stream = fopen(filename, "ae");
if (!stream)
{
fprintf(stderr, "%s %s() failed to open '%s' (%d) %s",
stamp, __func__, filename, errno, strerror(errno));
return;
}
if (msg)
fprintf(stream, "%s %s\n", stamp, msg);
else
fprintf(stream, "%s Dump of store '%s':\n", stamp, store->master->name);
if (store->count > 0)
{
K_RLOCK(store->master);
item = store->head;
while (item)
{
store->master->dsp_func(item, stream);
item = item->next;
}
K_RUNLOCK(store->master);
fprintf(stream, "End\n\n");
}
else
fprintf(stream, "Empty kstore\n\n");
fclose(stream);
}
K_STORE *_k_free_store(K_STORE *store, KLIST_FFL_ARGS)
{
if (!(store->is_store)) {
quithere(1, "Store %s can't %s() the list" KLIST_FFL,
store->name, __func__, KLIST_FFL_PASS);
}
free(store);
return NULL;
}
static void k_cull_list(K_LIST *list, KLIST_FFL_ARGS)
{
int i;
CHKLIST(list);
_LIST_WRITE(list, true, file, func, line);
if (list->is_store) {
quithere(1, "List %s can't %s() a store" KLIST_FFL,
list->name, __func__, KLIST_FFL_PASS);
}
if (list->is_lock_only) {
quithere(1, "List %s can't %s() a lock_only" KLIST_FFL,
list->name, __func__, KLIST_FFL_PASS);
}
if (list->count != list->total) {
quithere(1, "List %s can't %s() a list in use" KLIST_FFL,
list->name, __func__, KLIST_FFL_PASS);
}
for (i = 0; i < list->item_mem_count; i++)
free(list->item_memory[i]);
free(list->item_memory);
list->item_memory = NULL;
list->item_mem_count = 0;
for (i = 0; i < list->data_mem_count; i++)
free(list->data_memory[i]);
free(list->data_memory);
list->data_memory = NULL;
list->data_mem_count = 0;
list->total = list->count = list->count_up = 0;
list->head = list->tail = NULL;
list->cull_count++;
k_alloc_items(list, KLIST_FFL_PASS);
}
// Insert item into the list next after 'after'
void _k_insert_after(K_LIST *list, K_ITEM *item, K_ITEM *after, LOCK_MAYBE bool chklock, KLIST_FFL_ARGS)
{
CHKLS(list);
CHKITEM(item, list);
_CHKITEM(item, after, "after");
_LIST_WRITE(list, chklock, file, func, line);
if (item->name != list->name) {
quithere(1, "List %s can't %s() a %s item" KLIST_FFL,
list->name, __func__, item->name, KLIST_FFL_PASS);
}
if (after->name != list->name) {
quithere(1, "List %s can't %s() a %s after" KLIST_FFL,
list->name, __func__, item->name, KLIST_FFL_PASS);
}
if (item->prev || item->next) {
quithere(1, "%s() added item %s still linked" KLIST_FFL,
__func__, item->name, KLIST_FFL_PASS);
}
item->prev = after;
item->next = after->next;
if (item->next)
item->next->prev = item;
after->next = item;
if (list->do_tail) {
if (list->tail == after)
list->tail = item;
}
list->count++;
list->count_up++;
// no point checking cull since this wouldn't be an _free list
}
void dupalloc(struct cgpu_info *cgpu, int timelimit)
{
struct dupdata *dup;
dup = calloc(1, sizeof(*dup));
if (unlikely(!dup))
quithere(1, "Failed to calloc dupdata");
dup->timelimit = timelimit;
dup->nfree_list = k_new_list("Nonces", sizeof(NITEM), 1024, 0, true);
dup->nonce_list = k_new_store(dup->nfree_list);
cgpu->dup_data = dup;
}
void _k_list_transfer_to_tail(K_LIST *from, K_LIST *to, LOCK_MAYBE bool chklock, KLIST_FFL_ARGS)
{
_CHKLIST(from, "from list/store");
_CHKLIST(to, "to list/store");
if (from->name != to->name) {
quithere(1, "List %s can't %s() to a %s list" KLIST_FFL,
from->name, __func__, to->name, KLIST_FFL_PASS);
}
// from and to are the same lock
_LIST_WRITE(to, chklock, file, func, line);
if (!(from->do_tail)) {
quithere(1, "List %s can't %s() - do_tail is false" KLIST_FFL,
from->name, __func__, KLIST_FFL_PASS);
}
if (!(from->head))
return;
if (to->tail)
to->tail->next = from->head;
else
to->head = from->head;
from->head->prev = to->tail;
to->tail = from->tail;
from->head = from->tail = NULL;
to->count += from->count;
from->count = 0;
to->count_up += from->count_up;
from->count_up = 0;
CHKCULL(to);
}
K_STORE *k_new_store(K_LIST *list)
{
K_STORE *store;
store = calloc(1, sizeof(*store));
if (!store)
quithere(1, "Failed to calloc store for %s", list->name);
store->is_store = true;
store->lock = list->lock;
store->name = list->name;
store->do_tail = list->do_tail;
return store;
}
K_LIST *_k_new_list(const char *name, size_t siz, int allocate, int limit,
bool do_tail, bool lock_only, bool without_lock,
bool local_list, const char *name2, int cull_limit,
KLIST_FFL_ARGS)
{
K_LIST *list;
if (allocate < 1)
quithere(1, "Invalid new list %s with allocate %d must be > 0", name, allocate);
if (limit < 0)
quithere(1, "Invalid new list %s with limit %d must be >= 0", name, limit);
/* after culling, the first block of items are again allocated,
* so there's no point culling a single block of items */
if (cull_limit > 0 && cull_limit <= allocate)
quithere(1, "Invalid new list %s with cull_limit %d must be > allocate (%d)", name, cull_limit, allocate);
list = calloc(1, sizeof(*list));
if (!list)
quithere(1, "Failed to calloc list %s", name);
list->master = list;
list->is_store = false;
list->is_lock_only = lock_only;
list->local_list = local_list;
if (without_lock)
list->lock = NULL;
else {
list->lock = calloc(1, sizeof(*(list->lock)));
if (!(list->lock))
quithere(1, "Failed to calloc lock for list %s", name);
cklock_init(list->lock);
}
list->name = name;
list->name2 = name2;
list->siz = siz;
list->allocate = allocate;
list->limit = limit;
list->do_tail = do_tail;
list->cull_limit = cull_limit;
list->next_store = list->prev_store = NULL;
if (!(list->is_lock_only))
k_alloc_items(list, KLIST_FFL_PASS);
/* Don't want to keep track of short lived (tree) lists
* since they wont use locking anyway */
if (!list->local_list) {
K_LISTS *klists;
// not locked :P
if (!lock_check_init) {
quitfrom(1, file, func, line,
"in %s(), lock_check_lock has not been initialised!",
__func__);
}
klists = calloc(1, sizeof(*klists));
if (!klists)
quithere(1, "Failed to calloc klists %s", name);
klists->klist = list;
ck_wlock(&lock_check_lock);
klists->next = all_klists;
all_klists = klists;
ck_wunlock(&lock_check_lock);
}
return list;
}
static void k_alloc_items(K_LIST *list, KLIST_FFL_ARGS)
{
K_ITEM *item;
void *data;
int allocate, i;
CHKLIST(list);
if (list->is_store) {
quithere(1, "List %s store can't %s()" KLIST_FFL,
list->name, __func__, KLIST_FFL_PASS);
}
if (list->limit > 0 && list->total >= list->limit)
return;
allocate = list->allocate;
if (list->limit > 0 && (list->total + allocate) > list->limit)
allocate = list->limit - list->total;
list->item_mem_count++;
if (!(list->item_memory = realloc(list->item_memory,
list->item_mem_count * sizeof(*(list->item_memory))))) {
quithere(1, "List %s item_memory failed to realloc count=%d",
list->name, list->item_mem_count);
}
item = calloc(allocate, sizeof(*item));
if (!item) {
quithere(1, "List %s failed to calloc %d new items - total was %d, limit was %d",
list->name, allocate, list->total, list->limit);
}
list->item_memory[list->item_mem_count - 1] = (void *)item;
item[0].name = list->name;
item[0].prev = NULL;
item[0].next = &(item[1]);
for (i = 1; i < allocate-1; i++) {
item[i].name = list->name;
item[i].prev = &item[i-1];
item[i].next = &item[i+1];
}
item[allocate-1].name = list->name;
item[allocate-1].prev = &(item[allocate-2]);
item[allocate-1].next = NULL;
list->head = item;
if (list->do_tail)
list->tail = &(item[allocate-1]);
list->data_mem_count++;
if (!(list->data_memory = realloc(list->data_memory,
list->data_mem_count * sizeof(*(list->data_memory))))) {
quithere(1, "List %s data_memory failed to realloc count=%d",
list->name, list->data_mem_count);
}
data = calloc(allocate, list->siz);
if (!data) {
quithere(1, "List %s failed to calloc %d new data - total was %d, limit was %d",
list->name, allocate, list->total, list->limit);
}
list->data_memory[list->data_mem_count - 1] = data;
item = list->head;
while (item) {
item->data = data;
data += list->siz;
item = item->next;
}
list->total += allocate;
list->count = allocate;
list->count_up = allocate;
}