diff options
Diffstat (limited to 'qemu/libcacard/event.c')
-rw-r--r-- | qemu/libcacard/event.c | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/qemu/libcacard/event.c b/qemu/libcacard/event.c deleted file mode 100644 index 63f4057fe..000000000 --- a/qemu/libcacard/event.c +++ /dev/null @@ -1,103 +0,0 @@ -/* - * event queue implementation. - * - * This code is licensed under the GNU LGPL, version 2.1 or later. - * See the COPYING.LIB file in the top-level directory. - */ - -#include "glib-compat.h" - -#include "vcard.h" -#include "vreader.h" -#include "vevent.h" - -VEvent * -vevent_new(VEventType type, VReader *reader, VCard *card) -{ - VEvent *new_vevent; - - new_vevent = g_new(VEvent, 1); - new_vevent->next = NULL; - new_vevent->type = type; - new_vevent->reader = vreader_reference(reader); - new_vevent->card = vcard_reference(card); - - return new_vevent; -} - -void -vevent_delete(VEvent *vevent) -{ - if (vevent == NULL) { - return; - } - vreader_free(vevent->reader); - vcard_free(vevent->card); - g_free(vevent); -} - -/* - * VEvent queue management - */ - -static VEvent *vevent_queue_head; -static VEvent *vevent_queue_tail; -static CompatGMutex vevent_queue_lock; -static CompatGCond vevent_queue_condition; - -void vevent_queue_init(void) -{ - vevent_queue_head = vevent_queue_tail = NULL; -} - -void -vevent_queue_vevent(VEvent *vevent) -{ - vevent->next = NULL; - g_mutex_lock(&vevent_queue_lock); - if (vevent_queue_head) { - assert(vevent_queue_tail); - vevent_queue_tail->next = vevent; - } else { - vevent_queue_head = vevent; - } - vevent_queue_tail = vevent; - g_cond_signal(&vevent_queue_condition); - g_mutex_unlock(&vevent_queue_lock); -} - -/* must have lock */ -static VEvent * -vevent_dequeue_vevent(void) -{ - VEvent *vevent = NULL; - if (vevent_queue_head) { - vevent = vevent_queue_head; - vevent_queue_head = vevent->next; - vevent->next = NULL; - } - return vevent; -} - -VEvent *vevent_wait_next_vevent(void) -{ - VEvent *vevent; - - g_mutex_lock(&vevent_queue_lock); - while ((vevent = vevent_dequeue_vevent()) == NULL) { - g_cond_wait(&vevent_queue_condition, &vevent_queue_lock); - } - g_mutex_unlock(&vevent_queue_lock); - return vevent; -} - -VEvent *vevent_get_next_vevent(void) -{ - VEvent *vevent; - - g_mutex_lock(&vevent_queue_lock); - vevent = vevent_dequeue_vevent(); - g_mutex_unlock(&vevent_queue_lock); - return vevent; -} - |