104 lines
3.3 KiB
C
104 lines
3.3 KiB
C
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/****************************************************************************
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Copyright(c) 2019 by Aerospace C.Power (Chongqing) Microelectronics. ALL RIGHTS RESERVED.
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This Information is proprietary to Aerospace C.Power (Chongqing) Microelectronics and MAY NOT
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be copied by any method or incorporated into another program without
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the express written consent of Aerospace C.Power. This Information or any portion
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thereof remains the property of Aerospace C.Power. The Information contained herein
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is believed to be accurate and Aerospace C.Power assumes no responsibility or
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liability for its use in any way and conveys no license or title under
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any patent or copyright and makes no representation or warranty that this
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Information is free from patent or copyright infringement.
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****************************************************************************/
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#include "lwip/sockets.h"
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#include "iot_config.h"
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#if (IOT_CLI_INF_MODE == IOT_CLI_INF_MODE_LWIP_SOCKET)
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int cli_open_lwip_udp_socket(const char* bind_ip, uint32_t port)
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{
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struct sockaddr_in bindaddr = {0};
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bindaddr.sin_addr.s_addr = inet_addr(bind_ip);
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bindaddr.sin_family = AF_INET;
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bindaddr.sin_len = sizeof(bindaddr);
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bindaddr.sin_port = PP_HTONS((uint16_t)port);
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int socket = lwip_socket(AF_INET, SOCK_DGRAM, 0);
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lwip_bind(socket, (const struct sockaddr*)&bindaddr, sizeof(bindaddr));
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return socket;
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}
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int cli_lwip_sendto(int s, const void *data, size_t size,
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const char* remote_ip, uint32_t port)
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{
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struct sockaddr_in remoteaddr = { 0 };
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remoteaddr.sin_addr.s_addr = inet_addr(remote_ip);
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remoteaddr.sin_family = AF_INET;
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remoteaddr.sin_len = sizeof(remoteaddr);
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remoteaddr.sin_port = PP_HTONS((uint16_t)port);;
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return lwip_sendto(s, data, size, 0,
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(const struct sockaddr*)&remoteaddr, sizeof(remoteaddr));
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}
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int cli_lwip_recvfrom(int s, void *mem, size_t len, int flags,
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void *from, uint32_t addrlen)
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{
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return lwip_recvfrom(s, mem, len, flags, (struct sockaddr*)from,
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(socklen_t*)&addrlen);
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}
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int cli_open_lwip_tcp_socket(uint32_t port)
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{
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struct sockaddr_in bindaddr = { 0 };
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bindaddr.sin_addr.s_addr = IPADDR_ANY;
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bindaddr.sin_family = AF_INET;
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bindaddr.sin_len = sizeof(bindaddr);
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bindaddr.sin_port = PP_HTONS((uint16_t)port);
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int skt = lwip_socket(AF_INET, SOCK_STREAM, 0);
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if (skt < 0) {
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return skt;
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}
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int ret = lwip_bind(skt, (const struct sockaddr*)&bindaddr,
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sizeof(bindaddr));
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if (ret < 0) {
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return ret;
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}
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int opt = 1;
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setsockopt(skt, SOL_SOCKET, SO_KEEPALIVE, &opt, sizeof(int));
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setsockopt(skt, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof(int));
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ret = lwip_listen(skt, 1); // currently, only support 1 client
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if (ret < 0) {
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return ret;
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}
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return skt;
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}
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int cli_lwip_accept(int s)
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{
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struct sockaddr_in remote;
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socklen_t len = sizeof(remote);
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int opt = 1;
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int new_s = lwip_accept(s, (struct sockaddr*)&remote, &len);
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setsockopt(new_s, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof(int));
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return new_s;
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}
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int cli_lwip_read(int s, void*men, size_t len)
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{
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return lwip_read(s, men, len);
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}
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int cli_lwip_send(int s, void*buf, size_t len)
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{
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return lwip_send(s, buf, len, 0);
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}
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#endif /*IOT_CLI_INF_MODE == IOT_CLI_INF_MODE_LWIP_SOCKET*/
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