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Add some safety parameter checking to queueing

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This commit is contained in:
inmarket 2014-03-24 10:07:02 +10:00
parent 56b416708c
commit c7566aa553
1 changed files with 9 additions and 7 deletions

16
src/gqueue/gqueue.c
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@ -64,6 +64,7 @@ void _gqueueDeinit(void)
gfxSystemUnlock();
}
void gfxQueueASyncPutI(gfxQueueASync *pqueue, gfxQueueASyncItem *pitem) {
if (!pitem) return; // Safety
pitem->next = 0;
if (!pqueue->head) {
pqueue->head = pqueue->tail = pitem;
@ -79,6 +80,7 @@ void _gqueueDeinit(void)
gfxSystemUnlock();
}
void gfxQueueASyncPushI(gfxQueueASync *pqueue, gfxQueueASyncItem *pitem) {
if (!pitem) return; // Safety
pitem->next = pqueue->head;
pqueue->head = pitem;
if (!pitem->next)
@ -93,8 +95,7 @@ void _gqueueDeinit(void)
void gfxQueueASyncRemoveI(gfxQueueASync *pqueue, gfxQueueASyncItem *pitem) {
gfxQueueASyncItem *pi;
if (!pitem)
return;
if (!pitem) return; // Safety
if (pqueue->head) {
if (pqueue->head == pitem) {
pqueue->head = pitem->next;
@ -175,6 +176,7 @@ void _gqueueDeinit(void)
gfxSystemUnlock();
}
void gfxQueueGSyncPutI(gfxQueueGSync *pqueue, gfxQueueGSyncItem *pitem) {
if (!pitem) return; // Safety
pitem->next = 0;
if (!pqueue->head) {
pqueue->head = pqueue->tail = pitem;
@ -191,6 +193,7 @@ void _gqueueDeinit(void)
gfxSystemUnlock();
}
void gfxQueueGSyncPushI(gfxQueueGSync *pqueue, gfxQueueGSyncItem *pitem) {
if (!pitem) return; // Safety
pitem->next = pqueue->head;
pqueue->head = pitem;
if (!pitem->next)
@ -206,8 +209,7 @@ void _gqueueDeinit(void)
void gfxQueueGSyncRemoveI(gfxQueueGSync *pqueue, gfxQueueGSyncItem *pitem) {
gfxQueueGSyncItem *pi;
if (!pitem)
return;
if (!pitem) return; // Safety
if (pqueue->head) {
if (pqueue->head == pitem) {
pqueue->head = pitem->next;
@ -276,6 +278,7 @@ void _gqueueDeinit(void)
}
bool_t gfxQueueFSyncPut(gfxQueueFSync *pqueue, gfxQueueFSyncItem *pitem, delaytime_t ms) {
if (!pitem) return; // Safety
gfxSemInit(&pitem->sem, 0, 1);
pitem->next = 0;
@ -294,6 +297,7 @@ void _gqueueDeinit(void)
}
bool_t gfxQueueFSyncPush(gfxQueueFSync *pqueue, gfxQueueFSyncItem *pitem, delaytime_t ms) {
if (!pitem) return; // Safety
gfxSemInit(&pitem->sem, 0, 1);
gfxSystemLock();
@ -311,9 +315,7 @@ void _gqueueDeinit(void)
void gfxQueueFSyncRemove(gfxQueueFSync *pqueue, gfxQueueFSyncItem *pitem) {
gfxQueueFSyncItem *pi;
if (!pitem)
return;
if (!pitem) return; // Safety
gfxSystemLock();
if (pqueue->head) {
if (pqueue->head == pitem) {