remove dos style newlines
This commit is contained in:
Andreas Schultz
@ -1,342 +1,342 @@
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#include "capwap.h"
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/* */
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#define CAPWAP_TIMEOUT_HASH_COUNT 128
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/* */
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/* #define CAPWAP_TIMEOUT_LOGGING_DEBUG 1 */
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/* */
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static unsigned long capwap_timeout_hash_item_gethash(const void* key, unsigned long hashsize) {
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return (*((unsigned long*)key) % hashsize);
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}
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/* */
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static const void* capwap_timeout_hash_item_getkey(const void* data) {
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return (const void*)&((struct capwap_timeout_item*)((struct capwap_list_item*)data)->item)->index;
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}
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/* */
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static int capwap_timeout_hash_item_cmp(const void* key1, const void* key2) {
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unsigned long value1 = *(unsigned long*)key1;
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unsigned long value2 = *(unsigned long*)key2;
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return ((value1 == value2) ? 0 : ((value1 < value2) ? -1 : 1));
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}
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/* */
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static long capwap_timeout_getdelta(struct timeval* time1, struct timeval* time2) {
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return (time1->tv_sec - time2->tv_sec) * 1000 + (time1->tv_usec - time2->tv_usec) / 1000;
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}
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/* */
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static unsigned long capwap_timeout_set_bitfield(struct capwap_timeout* timeout) {
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int i, j;
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ASSERT(timeout != NULL);
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/* Search free bitfield */
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for (i = 0; i < CAPWAP_TIMEOUT_BITFIELD_SIZE; i++) {
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if (timeout->timeoutbitfield[i] != 0xffffffff) {
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uint32_t bitfield = timeout->timeoutbitfield[i];
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for (j = 0; j < 32; j++) {
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if (!(bitfield & (1 << j))) {
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timeout->timeoutbitfield[i] |= (1 << j);
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return (i * 32 + j + 1);
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}
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}
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}
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}
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return CAPWAP_TIMEOUT_INDEX_NO_SET;
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}
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/* */
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static void capwap_timeout_clear_bitfield(struct capwap_timeout* timeout, unsigned long value) {
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ASSERT(timeout != NULL);
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ASSERT(value > 0);
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timeout->timeoutbitfield[(value - 1) / 32] &= ~(1 << ((value - 1) % 32));
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}
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/* */
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static void capwap_timeout_additem(struct capwap_list* itemstimeout, struct capwap_list_item* itemlist) {
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struct capwap_list_item* search;
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struct capwap_list_item* last = NULL;
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struct capwap_timeout_item* item = (struct capwap_timeout_item*)itemlist->item;
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/* */
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search = itemstimeout->first;
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while (search) {
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struct capwap_timeout_item* itemsearch = (struct capwap_timeout_item*)search->item;
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if (capwap_timeout_getdelta(&item->expire, &itemsearch->expire) < 0) {
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capwap_itemlist_insert_before(itemstimeout, last, itemlist);
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break;
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}
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/* Next */
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last = search;
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search = search->next;
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}
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/* */
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if (!search) {
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capwap_itemlist_insert_after(itemstimeout, NULL, itemlist);
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}
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}
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/* */
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static void capwap_timeout_setexpire(long durate, struct timeval* now, struct timeval* expire) {
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expire->tv_sec = now->tv_sec + durate / 1000;
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expire->tv_usec = now->tv_usec + durate % 1000;
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if (expire->tv_usec >= 1000000) {
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expire->tv_sec++;
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expire->tv_usec -= 1000000;
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}
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}
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/* */
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struct capwap_timeout* capwap_timeout_init(void) {
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struct capwap_timeout* timeout;
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/* */
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timeout = (struct capwap_timeout*)capwap_alloc(sizeof(struct capwap_timeout));
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memset(timeout, 0, sizeof(struct capwap_timeout));
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/* */
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timeout->itemsreference = capwap_hash_create(CAPWAP_TIMEOUT_HASH_COUNT);
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timeout->itemsreference->item_gethash = capwap_timeout_hash_item_gethash;
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timeout->itemsreference->item_getkey = capwap_timeout_hash_item_getkey;
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timeout->itemsreference->item_cmp = capwap_timeout_hash_item_cmp;
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timeout->itemstimeout = capwap_list_create();
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return timeout;
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}
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/* */
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void capwap_timeout_free(struct capwap_timeout* timeout) {
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ASSERT(timeout != NULL);
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capwap_hash_free(timeout->itemsreference);
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capwap_list_free(timeout->itemstimeout);
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capwap_free(timeout);
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}
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/* */
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unsigned long capwap_timeout_createtimer(struct capwap_timeout* timeout) {
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unsigned long index;
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ASSERT(timeout != NULL);
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/* Create new timeout index */
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index = capwap_timeout_set_bitfield(timeout);
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#ifdef CAPWAP_TIMEOUT_LOGGING_DEBUG
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capwap_logging_debug("Create new timer: %lu", index);
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#endif
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return index;
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}
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/* */
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void capwap_timeout_deletetimer(struct capwap_timeout* timeout, unsigned long index) {
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ASSERT(timeout != NULL);
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if (index != CAPWAP_TIMEOUT_INDEX_NO_SET) {
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#ifdef CAPWAP_TIMEOUT_LOGGING_DEBUG
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capwap_logging_debug("Delete timer: %lu", index);
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#endif
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/* Unset timeout timer */
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capwap_timeout_unset(timeout, index);
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/* Release timer index */
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capwap_timeout_clear_bitfield(timeout, index);
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}
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}
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/* */
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unsigned long capwap_timeout_set(struct capwap_timeout* timeout, unsigned long index, long durate, capwap_timeout_expire callback, void* context, void* param) {
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struct capwap_list_item* itemlist;
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struct capwap_timeout_item* item;
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struct timeval now;
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ASSERT(timeout != NULL);
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ASSERT(durate >= 0);
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gettimeofday(&now, NULL);
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if (index == CAPWAP_TIMEOUT_INDEX_NO_SET) {
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index = capwap_timeout_createtimer(timeout);
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} else {
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/* Check can update timeout timer */
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itemlist = (struct capwap_list_item*)capwap_hash_search(timeout->itemsreference, &index);
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if (itemlist) {
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/* Remove from timeout list */
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capwap_itemlist_remove(timeout->itemstimeout, itemlist);
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/* Update timeout */
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item = (struct capwap_timeout_item*)itemlist->item;
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item->durate = durate;
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capwap_timeout_setexpire(item->durate, &now, &item->expire);
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item->callback = callback;
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item->context = context;
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item->param = param;
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#ifdef CAPWAP_TIMEOUT_LOGGING_DEBUG
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capwap_logging_debug("Update timeout: %lu %ld", item->index, item->durate);
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#endif
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/* Add itemlist into order list */
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capwap_timeout_additem(timeout->itemstimeout, itemlist);
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return index;
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}
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}
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/* Create new timeout timer */
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itemlist = capwap_itemlist_create(sizeof(struct capwap_timeout_item));
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item = (struct capwap_timeout_item*)itemlist->item;
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/* */
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item->index = index;
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item->durate = durate;
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capwap_timeout_setexpire(item->durate, &now, &item->expire);
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item->callback = callback;
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item->context = context;
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item->param = param;
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#ifdef CAPWAP_TIMEOUT_LOGGING_DEBUG
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capwap_logging_debug("Set timeout: %lu %ld", item->index, item->durate);
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#endif
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/* Add itemlist into hash for rapid searching */
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capwap_hash_add(timeout->itemsreference, (void*)itemlist);
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/* Add itemlist into order list */
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capwap_timeout_additem(timeout->itemstimeout, itemlist);
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return item->index;
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}
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/* */
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void capwap_timeout_unset(struct capwap_timeout* timeout, unsigned long index) {
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struct capwap_list_item* itemlist;
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ASSERT(timeout != NULL);
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if (index != CAPWAP_TIMEOUT_INDEX_NO_SET) {
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itemlist = (struct capwap_list_item*)capwap_hash_search(timeout->itemsreference, &index);
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if (itemlist) {
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#ifdef CAPWAP_TIMEOUT_LOGGING_DEBUG
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capwap_logging_debug("Unset timeout: %lu", index);
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#endif
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/* */
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capwap_hash_delete(timeout->itemsreference, &index);
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capwap_itemlist_free(capwap_itemlist_remove(timeout->itemstimeout, itemlist));
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}
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}
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}
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/* */
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void capwap_timeout_unsetall(struct capwap_timeout* timeout) {
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capwap_hash_deleteall(timeout->itemsreference);
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capwap_list_flush(timeout->itemstimeout);
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}
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/* */
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long capwap_timeout_getcoming(struct capwap_timeout* timeout) {
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long delta;
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struct timeval now;
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struct capwap_list_item* search;
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struct capwap_timeout_item* item;
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ASSERT(timeout != NULL);
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/* */
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search = timeout->itemstimeout->first;
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if (!search) {
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return CAPWAP_TIMEOUT_INFINITE;
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}
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/* */
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gettimeofday(&now, NULL);
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item = (struct capwap_timeout_item*)search->item;
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delta = capwap_timeout_getdelta(&item->expire, &now);
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if (delta <= 0) {
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return 0;
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} else if (delta <= item->durate) {
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return delta;
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}
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/* Recalculate all timeouts because delta > item->durate */
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while (search) {
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struct capwap_timeout_item* itemsearch = (struct capwap_timeout_item*)search->item;
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capwap_timeout_setexpire(itemsearch->durate, &now, &itemsearch->expire);
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search = search->next;
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}
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return item->durate;
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}
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/* */
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unsigned long capwap_timeout_hasexpired(struct capwap_timeout* timeout) {
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long delta;
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struct capwap_timeout_item* item;
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struct capwap_list_item* itemlist;
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unsigned long index;
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capwap_timeout_expire callback;
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void* context;
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void* param;
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ASSERT(timeout != NULL);
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/* */
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delta = capwap_timeout_getcoming(timeout);
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if ((delta > 0) || (delta == CAPWAP_TIMEOUT_INFINITE)) {
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return 0;
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}
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/* */
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itemlist = capwap_itemlist_remove_head(timeout->itemstimeout);
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item = (struct capwap_timeout_item*)itemlist->item;
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#ifdef CAPWAP_TIMEOUT_LOGGING_DEBUG
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capwap_logging_debug("Expired timeout: %lu", item->index);
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#endif
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/* Cache callback before release timeout timer */
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index = item->index;
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callback = item->callback;
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context = item->context;
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param = item->param;
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/* Free memory */
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capwap_hash_delete(timeout->itemsreference, &index);
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capwap_itemlist_free(itemlist);
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/* */
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if (callback) {
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callback(timeout, index, context, param);
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}
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return index;
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}
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/* */
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int capwap_timeout_wait(long durate) {
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if (durate < 0) {
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return -1;
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} else if (durate > 0) {
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if (usleep((useconds_t)durate * 1000)) {
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return ((errno == EINTR) ? 0 : -1);
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}
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}
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return 1;
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}
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#include "capwap.h"
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/* */
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#define CAPWAP_TIMEOUT_HASH_COUNT 128
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/* */
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/* #define CAPWAP_TIMEOUT_LOGGING_DEBUG 1 */
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/* */
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static unsigned long capwap_timeout_hash_item_gethash(const void* key, unsigned long hashsize) {
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return (*((unsigned long*)key) % hashsize);
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}
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/* */
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static const void* capwap_timeout_hash_item_getkey(const void* data) {
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return (const void*)&((struct capwap_timeout_item*)((struct capwap_list_item*)data)->item)->index;
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}
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/* */
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static int capwap_timeout_hash_item_cmp(const void* key1, const void* key2) {
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unsigned long value1 = *(unsigned long*)key1;
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unsigned long value2 = *(unsigned long*)key2;
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return ((value1 == value2) ? 0 : ((value1 < value2) ? -1 : 1));
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}
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/* */
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static long capwap_timeout_getdelta(struct timeval* time1, struct timeval* time2) {
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return (time1->tv_sec - time2->tv_sec) * 1000 + (time1->tv_usec - time2->tv_usec) / 1000;
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}
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/* */
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static unsigned long capwap_timeout_set_bitfield(struct capwap_timeout* timeout) {
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int i, j;
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ASSERT(timeout != NULL);
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/* Search free bitfield */
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for (i = 0; i < CAPWAP_TIMEOUT_BITFIELD_SIZE; i++) {
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if (timeout->timeoutbitfield[i] != 0xffffffff) {
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uint32_t bitfield = timeout->timeoutbitfield[i];
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for (j = 0; j < 32; j++) {
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if (!(bitfield & (1 << j))) {
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timeout->timeoutbitfield[i] |= (1 << j);
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return (i * 32 + j + 1);
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}
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}
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}
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}
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return CAPWAP_TIMEOUT_INDEX_NO_SET;
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}
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/* */
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static void capwap_timeout_clear_bitfield(struct capwap_timeout* timeout, unsigned long value) {
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ASSERT(timeout != NULL);
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ASSERT(value > 0);
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timeout->timeoutbitfield[(value - 1) / 32] &= ~(1 << ((value - 1) % 32));
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}
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/* */
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static void capwap_timeout_additem(struct capwap_list* itemstimeout, struct capwap_list_item* itemlist) {
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struct capwap_list_item* search;
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struct capwap_list_item* last = NULL;
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struct capwap_timeout_item* item = (struct capwap_timeout_item*)itemlist->item;
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/* */
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search = itemstimeout->first;
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while (search) {
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struct capwap_timeout_item* itemsearch = (struct capwap_timeout_item*)search->item;
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if (capwap_timeout_getdelta(&item->expire, &itemsearch->expire) < 0) {
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capwap_itemlist_insert_before(itemstimeout, last, itemlist);
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break;
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}
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/* Next */
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last = search;
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search = search->next;
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}
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/* */
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if (!search) {
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capwap_itemlist_insert_after(itemstimeout, NULL, itemlist);
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}
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}
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/* */
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static void capwap_timeout_setexpire(long durate, struct timeval* now, struct timeval* expire) {
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expire->tv_sec = now->tv_sec + durate / 1000;
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expire->tv_usec = now->tv_usec + durate % 1000;
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if (expire->tv_usec >= 1000000) {
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expire->tv_sec++;
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expire->tv_usec -= 1000000;
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}
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}
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/* */
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struct capwap_timeout* capwap_timeout_init(void) {
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struct capwap_timeout* timeout;
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/* */
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timeout = (struct capwap_timeout*)capwap_alloc(sizeof(struct capwap_timeout));
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memset(timeout, 0, sizeof(struct capwap_timeout));
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/* */
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timeout->itemsreference = capwap_hash_create(CAPWAP_TIMEOUT_HASH_COUNT);
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timeout->itemsreference->item_gethash = capwap_timeout_hash_item_gethash;
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timeout->itemsreference->item_getkey = capwap_timeout_hash_item_getkey;
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timeout->itemsreference->item_cmp = capwap_timeout_hash_item_cmp;
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timeout->itemstimeout = capwap_list_create();
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return timeout;
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}
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/* */
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void capwap_timeout_free(struct capwap_timeout* timeout) {
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ASSERT(timeout != NULL);
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capwap_hash_free(timeout->itemsreference);
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capwap_list_free(timeout->itemstimeout);
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capwap_free(timeout);
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}
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/* */
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unsigned long capwap_timeout_createtimer(struct capwap_timeout* timeout) {
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unsigned long index;
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ASSERT(timeout != NULL);
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/* Create new timeout index */
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index = capwap_timeout_set_bitfield(timeout);
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#ifdef CAPWAP_TIMEOUT_LOGGING_DEBUG
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capwap_logging_debug("Create new timer: %lu", index);
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#endif
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return index;
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}
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/* */
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void capwap_timeout_deletetimer(struct capwap_timeout* timeout, unsigned long index) {
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ASSERT(timeout != NULL);
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if (index != CAPWAP_TIMEOUT_INDEX_NO_SET) {
|
||||
#ifdef CAPWAP_TIMEOUT_LOGGING_DEBUG
|
||||
capwap_logging_debug("Delete timer: %lu", index);
|
||||
#endif
|
||||
|
||||
/* Unset timeout timer */
|
||||
capwap_timeout_unset(timeout, index);
|
||||
|
||||
/* Release timer index */
|
||||
capwap_timeout_clear_bitfield(timeout, index);
|
||||
}
|
||||
}
|
||||
|
||||
/* */
|
||||
unsigned long capwap_timeout_set(struct capwap_timeout* timeout, unsigned long index, long durate, capwap_timeout_expire callback, void* context, void* param) {
|
||||
struct capwap_list_item* itemlist;
|
||||
struct capwap_timeout_item* item;
|
||||
struct timeval now;
|
||||
|
||||
ASSERT(timeout != NULL);
|
||||
ASSERT(durate >= 0);
|
||||
|
||||
gettimeofday(&now, NULL);
|
||||
|
||||
if (index == CAPWAP_TIMEOUT_INDEX_NO_SET) {
|
||||
index = capwap_timeout_createtimer(timeout);
|
||||
} else {
|
||||
/* Check can update timeout timer */
|
||||
itemlist = (struct capwap_list_item*)capwap_hash_search(timeout->itemsreference, &index);
|
||||
if (itemlist) {
|
||||
/* Remove from timeout list */
|
||||
capwap_itemlist_remove(timeout->itemstimeout, itemlist);
|
||||
|
||||
/* Update timeout */
|
||||
item = (struct capwap_timeout_item*)itemlist->item;
|
||||
item->durate = durate;
|
||||
capwap_timeout_setexpire(item->durate, &now, &item->expire);
|
||||
item->callback = callback;
|
||||
item->context = context;
|
||||
item->param = param;
|
||||
|
||||
#ifdef CAPWAP_TIMEOUT_LOGGING_DEBUG
|
||||
capwap_logging_debug("Update timeout: %lu %ld", item->index, item->durate);
|
||||
#endif
|
||||
|
||||
/* Add itemlist into order list */
|
||||
capwap_timeout_additem(timeout->itemstimeout, itemlist);
|
||||
return index;
|
||||
}
|
||||
}
|
||||
|
||||
/* Create new timeout timer */
|
||||
itemlist = capwap_itemlist_create(sizeof(struct capwap_timeout_item));
|
||||
item = (struct capwap_timeout_item*)itemlist->item;
|
||||
|
||||
/* */
|
||||
item->index = index;
|
||||
item->durate = durate;
|
||||
capwap_timeout_setexpire(item->durate, &now, &item->expire);
|
||||
item->callback = callback;
|
||||
item->context = context;
|
||||
item->param = param;
|
||||
|
||||
#ifdef CAPWAP_TIMEOUT_LOGGING_DEBUG
|
||||
capwap_logging_debug("Set timeout: %lu %ld", item->index, item->durate);
|
||||
#endif
|
||||
|
||||
/* Add itemlist into hash for rapid searching */
|
||||
capwap_hash_add(timeout->itemsreference, (void*)itemlist);
|
||||
|
||||
/* Add itemlist into order list */
|
||||
capwap_timeout_additem(timeout->itemstimeout, itemlist);
|
||||
|
||||
return item->index;
|
||||
}
|
||||
|
||||
/* */
|
||||
void capwap_timeout_unset(struct capwap_timeout* timeout, unsigned long index) {
|
||||
struct capwap_list_item* itemlist;
|
||||
|
||||
ASSERT(timeout != NULL);
|
||||
|
||||
if (index != CAPWAP_TIMEOUT_INDEX_NO_SET) {
|
||||
itemlist = (struct capwap_list_item*)capwap_hash_search(timeout->itemsreference, &index);
|
||||
if (itemlist) {
|
||||
#ifdef CAPWAP_TIMEOUT_LOGGING_DEBUG
|
||||
capwap_logging_debug("Unset timeout: %lu", index);
|
||||
#endif
|
||||
|
||||
/* */
|
||||
capwap_hash_delete(timeout->itemsreference, &index);
|
||||
capwap_itemlist_free(capwap_itemlist_remove(timeout->itemstimeout, itemlist));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* */
|
||||
void capwap_timeout_unsetall(struct capwap_timeout* timeout) {
|
||||
capwap_hash_deleteall(timeout->itemsreference);
|
||||
capwap_list_flush(timeout->itemstimeout);
|
||||
}
|
||||
|
||||
/* */
|
||||
long capwap_timeout_getcoming(struct capwap_timeout* timeout) {
|
||||
long delta;
|
||||
struct timeval now;
|
||||
struct capwap_list_item* search;
|
||||
struct capwap_timeout_item* item;
|
||||
|
||||
ASSERT(timeout != NULL);
|
||||
|
||||
/* */
|
||||
search = timeout->itemstimeout->first;
|
||||
if (!search) {
|
||||
return CAPWAP_TIMEOUT_INFINITE;
|
||||
}
|
||||
|
||||
/* */
|
||||
gettimeofday(&now, NULL);
|
||||
item = (struct capwap_timeout_item*)search->item;
|
||||
delta = capwap_timeout_getdelta(&item->expire, &now);
|
||||
|
||||
if (delta <= 0) {
|
||||
return 0;
|
||||
} else if (delta <= item->durate) {
|
||||
return delta;
|
||||
}
|
||||
|
||||
/* Recalculate all timeouts because delta > item->durate */
|
||||
while (search) {
|
||||
struct capwap_timeout_item* itemsearch = (struct capwap_timeout_item*)search->item;
|
||||
|
||||
capwap_timeout_setexpire(itemsearch->durate, &now, &itemsearch->expire);
|
||||
search = search->next;
|
||||
}
|
||||
|
||||
return item->durate;
|
||||
}
|
||||
|
||||
/* */
|
||||
unsigned long capwap_timeout_hasexpired(struct capwap_timeout* timeout) {
|
||||
long delta;
|
||||
struct capwap_timeout_item* item;
|
||||
struct capwap_list_item* itemlist;
|
||||
unsigned long index;
|
||||
capwap_timeout_expire callback;
|
||||
void* context;
|
||||
void* param;
|
||||
|
||||
ASSERT(timeout != NULL);
|
||||
|
||||
/* */
|
||||
delta = capwap_timeout_getcoming(timeout);
|
||||
if ((delta > 0) || (delta == CAPWAP_TIMEOUT_INFINITE)) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* */
|
||||
itemlist = capwap_itemlist_remove_head(timeout->itemstimeout);
|
||||
item = (struct capwap_timeout_item*)itemlist->item;
|
||||
|
||||
#ifdef CAPWAP_TIMEOUT_LOGGING_DEBUG
|
||||
capwap_logging_debug("Expired timeout: %lu", item->index);
|
||||
#endif
|
||||
|
||||
/* Cache callback before release timeout timer */
|
||||
index = item->index;
|
||||
callback = item->callback;
|
||||
context = item->context;
|
||||
param = item->param;
|
||||
|
||||
/* Free memory */
|
||||
capwap_hash_delete(timeout->itemsreference, &index);
|
||||
capwap_itemlist_free(itemlist);
|
||||
|
||||
/* */
|
||||
if (callback) {
|
||||
callback(timeout, index, context, param);
|
||||
}
|
||||
|
||||
return index;
|
||||
}
|
||||
|
||||
/* */
|
||||
int capwap_timeout_wait(long durate) {
|
||||
if (durate < 0) {
|
||||
return -1;
|
||||
} else if (durate > 0) {
|
||||
if (usleep((useconds_t)durate * 1000)) {
|
||||
return ((errno == EINTR) ? 0 : -1);
|
||||
}
|
||||
}
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user