1 files changed, 82 insertions, 0 deletions
diff --git a/stacks/lwip_stack/lwip_src/common/stackx_ip_addr.h b/stacks/lwip_stack/lwip_src/common/stackx_ip_addr.h
new file mode 100644
index 0000000..43dcb3a
--- /dev/null
+++ b/stacks/lwip_stack/lwip_src/common/stackx_ip_addr.h
@@ -0,0 +1,82 @@
+/*
+*
+* 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_IP_ADDR_H
+#define STACKX_IP_ADDR_H
+#include "types.h"
+
+#ifdef __cplusplus
+/* *INDENT-OFF* */
+extern "C" {
+/* *INDENT-ON* */
+#endif
+
+/* This is the aligned version of ip_addr_t,
+   used as local variable, on the stack, etc. */
+typedef struct spl_ip_addr
+{
+    u32 addr;
+} spl_ip_addr_t;
+
+/** 127.0.0.1 */
+#define IPADDR_LOOPBACK ((u32_t)0x7f000001UL)
+
+/** 0.0.0.0 */
+#define IPADDR_ANY ((u32_t)0x00000000UL)
+
+/** 255.255.255.255 */
+#define IPADDR_BROADCAST ((u32_t)0xffffffffUL)
+
+/** 255.255.255.255 */
+#define SPL_IPADDR_NONE ((u32)0xffffffffUL)
+
+/** Set address to IPADDR_ANY (no need for spl_htonl()) */
+#define spl_ip_addr_set_any(ipaddr) ((ipaddr)->addr = IPADDR_ANY)
+
+/** Set complete address to zero */
+#define spl_ip_addr_set_zero(ipaddr) ((ipaddr)->addr = 0)
+
+/** IPv4 only: set the IPaddress given as an u32_t */
+#define ip4_addr_set_u32(dest_ipaddr, src_u32) ((dest_ipaddr)->addr = (src_u32))
+
+/** IPv4 only: get the IPaddress as an u32_t */
+#define ip4_addr_get_u32(src_ipaddr) ((src_ipaddr)->addr)
+
+#define inet_addr_to_ipaddr(target_ipaddr, source_inaddr) (ip4_addr_set_u32(target_ipaddr, (source_inaddr)->s_addr))
+#define inet_addr_from_ipaddr(target_inaddr, source_ipaddr) ((target_inaddr)->s_addr = ip4_addr_get_u32(source_ipaddr))
+
+/** For backwards compatibility */
+#define spl_ip_ntoa(ipaddr) spl_ipaddr_ntoa(ipaddr)
+
+u32 spl_ipaddr_addr(const char *cp);
+int spl_ipaddr_aton(const char *cp, spl_ip_addr_t * addr);
+
+/** returns ptr to static buffer; not reentrant! */
+char *spl_ipaddr_ntoa(const spl_ip_addr_t * addr);
+char *spl_ipaddr_ntoa_r(const spl_ip_addr_t * addr, char *buf, int buflen);
+
+#define spl_inet_addr(cp) spl_ipaddr_addr(cp)
+#define spl_inet_aton(cp, paddr) spl_ipaddr_aton(cp, (spl_ip_addr_t*)(paddr))
+#define spl_inet_ntoa(paddr) spl_ipaddr_ntoa((spl_ip_addr_t*)&(paddr))
+#define spl_inet_ntoa_r(addr, buf, buflen) spl_ipaddr_ntoa_r((spl_ip_addr_t*)&(addr), buf, buflen)
+
+#ifdef __cplusplus
+/* *INDENT-OFF* */
+}
+/* *INDENT-ON* */
+#endif
+
+#endif