1 files changed, 46 insertions, 0 deletions
diff --git a/stacks/lwip_stack/lwip_src/socket/stackx_event.h b/stacks/lwip_stack/lwip_src/socket/stackx_event.h
new file mode 100644
index 0000000..6335fc2
--- /dev/null
+++ b/stacks/lwip_stack/lwip_src/socket/stackx_event.h
@@ -0,0 +1,46 @@
+/*
+*
+* Copyright (c) 2018 Huawei Technologies Co.,Ltd.
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at:
+*
+*     http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+#ifndef  __STACKX_EVENT_H__
+#define __STACKX_EVENT_H__
+
+#include <sys/types.h>
+#include <sys/time.h>
+#include <stdio.h>
+#include <unistd.h>
+#include "stackx_socket.h"
+#include "nstack_securec.h"
+#include "sbr_res_mgr.h"
+#include "sbr_index_ring.h"
+#define NSTACK_SETSIZE  SBR_MAX_FD_NUM
+
+typedef struct
+{
+    unsigned char *fds_bits;    //(NSTACK_SETSIZE + 7) / 8
+} __attribute__ ((packed)) nstack_fd_set;
+
+#define NSTACK_FD_SET(n, p)		((p)->fds_bits[(n)/8]|=1U<<((n)&0x07))
+#define NSTACK_FD_ISSET(n,p)	(((p)->fds_bits[(n)/8]&(1U<<((n)&0x07)))?1:0)
+#define NSTACK_FD_CLR(n,p)		((p)->fds_bits[(n)/8]&=~(1U<<((n)&0x07)))
+#define NSTACK_FD_ZERO(p, mem_size)		(memset_s((void *)(p->fds_bits), mem_size,0,mem_size))
+#define NSTACK_FD_OR(p1 ,p2)     {\
+    int i;\
+    for(i = 0; i < (NSTACK_SETSIZE+7)/8; i++){\
+        (p1)->fds_bits[i] |= (p2)->fds_bits[i];\
+    }\
+}
+
+#endif /* __STACKX_EVENT_H__ */