Feature: 19.04 part-2DMM-2

Change-Id: I0b52a6bb67c25c7955d58e29eb81a3cc9efea9e9
Signed-off-by: sharath reddy <bs.reddy@huawei.com>

1 files changed, 86 insertions, 0 deletions

diff --git a/stacks/lwip_stack/src/mem/lwip_mem_api.c b/stacks/lwip_stack/src/mem/lwip_mem_api.c
new file mode 100644
index 0000000..72dd9e5
--- /dev/null
+++ b/stacks/lwip_stack/src/mem/lwip_mem_api.c
@@ -0,0 +1,86 @@
+/*
+*
+* 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.
+*/
+
+#include <sys/types.h>
+#include <unistd.h>
+#include <dlfcn.h>
+#include "nsfw_mem_api.h"
+#include "nstack_securec.h"
+#include "nsfw_ring_data.h"
+#include "nsfw_init_api.h"
+#include "nsfw_shmem_mng.h"
+
+#define NSFW_MEM_MBUF_CHECK_RET_ERR(mhandle, entype, desc)  {\
+        if ((NULL == mhandle) || (entype >= NSFW_MEM_TYPEMAX)) \
+        { \
+            NSRTP_LOGERR("input para error]desc=%s,mhandle=%p,mtype=%d", desc, mhandle, entype); \
+            return NSFW_MEM_ERR; \
+        } \
+    }
+
+#define NSFW_MEM_MBUF_CHECK_RET_NULL(mhandle, entype, desc)  {\
+        if ((NULL == mhandle) || (entype >= NSFW_MEM_TYPEMAX)) \
+        { \
+            NSRTP_LOGERR("input para error]desc=%s,mhandle=%p,mtype=%d", desc, mhandle, entype); \
+            return NULL; \
+        } \
+    }
+
+/*****************************************************************************
+*   Prototype    : nsfw_mem_mbf_alloc
+*   Description  : alloc a mbuf from mbuf pool
+*   Input        : mpool_handle mhandle
+*                  nsfw_mem_type entype
+*   Output       : None
+*   Return Value : mbuf_handle
+*   Calls        :
+*   Called By    :
+*****************************************************************************/
+mbuf_handle nsfw_mem_mbf_alloc(mpool_handle mhandle, nsfw_mem_type entype)
+{
+    if (entype == NSFW_SHMEM)
+    {
+        return nsfw_shmem_mbfalloc(mhandle);
+    }
+
+    NSPOL_LOGINF(NS_LOG_STACKPOOL_ON, "mbf alloc fail] handle=%p, type=%d",
+                 mhandle, entype);
+    return NULL;
+}
+
+/*****************************************************************************
+*   Prototype    : nsfw_mem_mbf_free
+*   Description  : put a mbuf backintp mbuf pool
+*   Input        : mbuf_handle mhandle
+*                  nsfw_mem_type entype
+*   Output       : None
+*   Return Value : i32
+*   Calls        :
+*   Called By    :
+*
+*****************************************************************************/
+i32 nsfw_mem_mbf_free(mbuf_handle mhandle, nsfw_mem_type entype)
+{
+    if (entype == NSFW_SHMEM)
+    {
+        return nsfw_shmem_mbffree(mhandle);
+    }
+
+    NSPOL_LOGINF(NS_LOG_STACKPOOL_ON, "mbf free fail] handle=%p, type=%d",
+                 mhandle, entype);
+    return NSFW_MEM_ERR;
+
+}