diff options
Diffstat (limited to 'src/nSocket/include/nstack_ip_addr.h')
| -rw-r--r-- | src/nSocket/include/nstack_ip_addr.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/nSocket/include/nstack_ip_addr.h b/src/nSocket/include/nstack_ip_addr.h new file mode 100644 index 0000000..8b15854 --- /dev/null +++ b/src/nSocket/include/nstack_ip_addr.h @@ -0,0 +1,36 @@ +/* +* +* 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 __NSTACK_IP_ADDR_H__ +#define __NSTACK_IP_ADDR_H__ + +#ifndef ip4_addr1_16 +#include "nstack_types.h" + +/* Get one byte from the 4-byte address */ +#define ip4_addr1(ipaddr) (((u8_t*)(ipaddr))[0]) /* ip4_addr1(ipaddr) */ +#define ip4_addr2(ipaddr) (((u8_t*)(ipaddr))[1]) /* ip4_addr2(ipaddr) */ +#define ip4_addr3(ipaddr) (((u8_t*)(ipaddr))[2]) /* ip4_addr3(ipaddr) */ +#define ip4_addr4(ipaddr) (((u8_t*)(ipaddr))[3]) /* ip4_addr4(ipaddr) */ + +/* These are cast to u16_t, with the intent that they are often arguments + * to printf using the U16_F format from cc.h. */ +#define ip4_addr1_16(ipaddr) ((u16_t)ip4_addr1(ipaddr)) /*ip4_addr1_16(ipaddr) */ +#define ip4_addr2_16(ipaddr) ((u16_t)ip4_addr2(ipaddr)) /*ip4_addr2_16(ipaddr) */ +#define ip4_addr3_16(ipaddr) ((u16_t)ip4_addr3(ipaddr)) /*ip4_addr3_16(ipaddr) */ +#define ip4_addr4_16(ipaddr) ((u16_t)ip4_addr4(ipaddr)) /*ip4_addr4_16(ipaddr) */ +#endif +#endif |