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Add virSocketRef API to facilitate dynamic probing

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Instead of directly manipulating sock->refs, add a virSocketRef
API

* src/rpc/virnetsocket.c, src/rpc/virnetsocket.h: Add virSocketRef
This commit is contained in:
Daniel P. Berrange 2011-10-07 16:39:37 +01:00
parent bc61aa1211
commit 6aebc1943f
2 changed files with 12 additions and 2 deletions
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13
src/rpc/virnetsocket.c
View File

@ -655,6 +655,14 @@ int virNetSocketNewConnectExternal(const char **cmdargv,
}
void virNetSocketRef(virNetSocketPtr sock)
{
virMutexLock(&sock->lock);
sock->refs++;
virMutexUnlock(&sock->lock);
}
void virNetSocketFree(virNetSocketPtr sock)
{
if (!sock)
@ -1187,20 +1195,19 @@ int virNetSocketAddIOCallback(virNetSocketPtr sock,
{
int ret = -1;
virNetSocketRef(sock);
virMutexLock(&sock->lock);
if (sock->watch > 0) {
VIR_DEBUG("Watch already registered on socket %p", sock);
goto cleanup;
}
sock->refs++;
if ((sock->watch = virEventAddHandle(sock->fd,
events,
virNetSocketEventHandle,
sock,
virNetSocketEventFree)) < 0) {
VIR_DEBUG("Failed to register watch on socket %p", sock);
sock->refs--;
goto cleanup;
}
sock->func = func;
@ -1211,6 +1218,8 @@ int virNetSocketAddIOCallback(virNetSocketPtr sock,
cleanup:
virMutexUnlock(&sock->lock);
if (ret != 0)
virNetSocketFree(sock);
return ret;
}

1
src/rpc/virnetsocket.h
View File

@ -101,6 +101,7 @@ void virNetSocketSetSASLSession(virNetSocketPtr sock,
virNetSASLSessionPtr sess);
# endif
bool virNetSocketHasCachedData(virNetSocketPtr sock);
void virNetSocketRef(virNetSocketPtr sock);
void virNetSocketFree(virNetSocketPtr sock);
const char *virNetSocketLocalAddrString(virNetSocketPtr sock);