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authorLennart Poettering <lennart@poettering.net>2006-04-24 19:29:15 +0000
committerLennart Poettering <lennart@poettering.net>2006-04-24 19:29:15 +0000
commit820c118f9c57c7a7767765efc802502632ad8da2 (patch)
treedd695cb6183b20ac997907d9c556d98457d827e4 /src/polypcore
parentd26621371e6bf5040fe833f046ff81a1c7cac94b (diff)
* rework reference counting in the client libraries: now refcounting goes
strictly "one-way" - the "bigger" object refcounts the "smaller" one, never the other way round. * when registering for a reply packet in pdispatch, specify a function that is called when the pdispatch object is destroyed but the reply hasn't yet been recieved. * move prototype of pa_free_cb from stream.h to def.h git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@794 fefdeb5f-60dc-0310-8127-8f9354f1896f
Diffstat (limited to 'src/polypcore')
-rw-r--r--src/polypcore/pdispatch.c10
-rw-r--r--src/polypcore/pdispatch.h3
2 files changed, 10 insertions, 3 deletions
diff --git a/src/polypcore/pdispatch.c b/src/polypcore/pdispatch.c
index a4e58f8c..b087f1a5 100644
--- a/src/polypcore/pdispatch.c
+++ b/src/polypcore/pdispatch.c
@@ -97,6 +97,7 @@ struct reply_info {
PA_LLIST_FIELDS(struct reply_info);
pa_pdispatch_cb_t callback;
void *userdata;
+ pa_free_cb_t free_cb;
uint32_t tag;
pa_time_event *time_event;
};
@@ -145,8 +146,12 @@ pa_pdispatch* pa_pdispatch_new(pa_mainloop_api *mainloop, const pa_pdispatch_cb_
static void pdispatch_free(pa_pdispatch *pd) {
assert(pd);
- while (pd->replies)
+ while (pd->replies) {
+ if (pd->replies->free_cb)
+ pd->replies->free_cb(pd->replies->userdata);
+
reply_info_free(pd->replies);
+ }
pa_xfree(pd);
}
@@ -243,7 +248,7 @@ static void timeout_callback(pa_mainloop_api*m, pa_time_event*e, PA_GCC_UNUSED c
run_action(r->pdispatch, r, PA_COMMAND_TIMEOUT, NULL);
}
-void pa_pdispatch_register_reply(pa_pdispatch *pd, uint32_t tag, int timeout, pa_pdispatch_cb_t cb, void *userdata) {
+void pa_pdispatch_register_reply(pa_pdispatch *pd, uint32_t tag, int timeout, pa_pdispatch_cb_t cb, void *userdata, pa_free_cb_t free_cb) {
struct reply_info *r;
struct timeval tv;
assert(pd && pd->ref >= 1 && cb);
@@ -252,6 +257,7 @@ void pa_pdispatch_register_reply(pa_pdispatch *pd, uint32_t tag, int timeout, pa
r->pdispatch = pd;
r->callback = cb;
r->userdata = userdata;
+ r->free_cb = free_cb;
r->tag = tag;
pa_gettimeofday(&tv);
diff --git a/src/polypcore/pdispatch.h b/src/polypcore/pdispatch.h
index aa898abf..0074e8b3 100644
--- a/src/polypcore/pdispatch.h
+++ b/src/polypcore/pdispatch.h
@@ -24,6 +24,7 @@
#include <inttypes.h>
#include <polyp/mainloop-api.h>
+#include <polyp/def.h>
#include <polypcore/tagstruct.h>
#include <polypcore/packet.h>
@@ -38,7 +39,7 @@ pa_pdispatch* pa_pdispatch_ref(pa_pdispatch *pd);
int pa_pdispatch_run(pa_pdispatch *pd, pa_packet*p, const void*creds, void *userdata);
-void pa_pdispatch_register_reply(pa_pdispatch *pd, uint32_t tag, int timeout, pa_pdispatch_cb_t callback, void *userdata);
+void pa_pdispatch_register_reply(pa_pdispatch *pd, uint32_t tag, int timeout, pa_pdispatch_cb_t callback, void *userdata, pa_free_cb_t free_cb);
int pa_pdispatch_is_pending(pa_pdispatch *pd);