add a public api filter_buffer_release_all to release all
buffered packets.
also introduce qemu_find_netfilters_by_model to find all buffer
filters.
Signed-off-by: Yang Hongyang <address@hidden>
---
include/net/filter.h | 5 +++++
net/filter-buffer.c | 41 +++++++++++++++++++++++++++++++++++++++++
net/filter.c | 18 ++++++++++++++++++
3 files changed, 64 insertions(+)
diff --git a/include/net/filter.h b/include/net/filter.h
index 5292563..798b5b2 100644
--- a/include/net/filter.h
+++ b/include/net/filter.h
@@ -50,5 +50,10 @@ NetFilterState *qemu_new_net_filter(NetFilterInfo
*info,
const char *name);
void netfilter_add(QemuOpts *opts, Error **errp);
void qmp_netfilter_add(QDict *qdict, QObject **ret, Error **errp);
+int qemu_find_netfilters_by_model(const char *model, NetFilterState
**nfs,
+ int max);
+
+/* netbuffer filter */
+void filter_buffer_release_all(void);
#endif /* QEMU_NET_FILTER_H */
diff --git a/net/filter-buffer.c b/net/filter-buffer.c
index 628e66f..8bac73b 100644
--- a/net/filter-buffer.c
+++ b/net/filter-buffer.c
@@ -11,12 +11,14 @@
#include "filters.h"
#include "qemu-common.h"
#include "qemu/error-report.h"
+#include "qemu/main-loop.h"
typedef struct FILTERBUFFERState {
NetFilterState nf;
NetClientState dummy; /* used to send buffered packets */
NetQueue *incoming_queue;
NetQueue *inflight_queue;
+ QEMUBH *flush_bh;