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rework hook list stuff once again: change the callback prototype to recieve three data pointers: one to the data for the hook, once for the slot and once for the call

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@1235 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2006-08-13 16:13:36 +00:00
parent 281125c727
commit db3f561ec4
3 changed files with 27 additions and 18 deletions
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11
src/pulsecore/hook-list.c
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@ -21,12 +21,13 @@
#include <pulsecore/hook-list.h>
void pa_hook_init(pa_hook *hook) {
void pa_hook_init(pa_hook *hook, void *data) {
assert(hook);
PA_LLIST_HEAD_INIT(pa_hook_slots, hook->slots);
hook->last = NULL;
hook->n_dead = hook->firing = 0;
hook->data = data;
}
static void slot_free(pa_hook *hook, pa_hook_slot *slot) {
@ -48,10 +49,10 @@ void pa_hook_free(pa_hook *hook) {
while (hook->slots)
slot_free(hook, hook->slots);
pa_hook_init(hook);
pa_hook_init(hook, NULL);
}
pa_hook_slot* pa_hook_connect(pa_hook *hook, pa_hook_cb_t cb, void *userdata) {
pa_hook_slot* pa_hook_connect(pa_hook *hook, pa_hook_cb_t cb, void *data) {
pa_hook_slot *slot;
assert(cb);
@ -60,7 +61,7 @@ pa_hook_slot* pa_hook_connect(pa_hook *hook, pa_hook_cb_t cb, void *userdata) {
slot->hook = hook;
slot->dead = 0;
slot->callback = cb;
slot->userdata = userdata;
slot->data = data;
PA_LLIST_INSERT_AFTER(pa_hook_slot, hook->slots, hook->last, slot);
hook->last = slot;
@ -91,7 +92,7 @@ pa_hook_result_t pa_hook_fire(pa_hook *hook, void *data) {
if (slot->dead)
continue;
if ((result = slot->callback(data, slot->userdata)) != PA_HOOK_OK)
if ((result = slot->callback(hook->data, data, slot->data)) != PA_HOOK_OK)
break;
}