esphome/esphome/components/socket/socket.cpp
2023-05-04 10:13:30 +12:00

79 lines
2.1 KiB
C++

#include "socket.h"
#include <cerrno>
#include <cstring>
#include <string>
#include "esphome/core/log.h"
namespace esphome {
namespace socket {
Socket::~Socket() {}
std::unique_ptr<Socket> socket_ip(int type, int protocol) {
#if LWIP_IPV6
return socket(AF_INET6, type, protocol);
#else
return socket(AF_INET, type, protocol);
#endif
}
socklen_t set_sockaddr(struct sockaddr *addr, socklen_t addrlen, const std::string &ip_address, uint16_t port) {
#if LWIP_IPV6
if (addrlen < sizeof(sockaddr_in6)) {
errno = EINVAL;
return 0;
}
auto *server = reinterpret_cast<sockaddr_in6 *>(addr);
memset(server, 0, sizeof(sockaddr_in6));
server->sin6_family = AF_INET6;
server->sin6_port = htons(port);
if (ip_address.find('.') != std::string::npos) {
server->sin6_addr.un.u32_addr[3] = inet_addr(ip_address.c_str());
} else {
ip6_addr_t ip6;
inet6_aton(ip_address.c_str(), &ip6);
memcpy(server->sin6_addr.un.u32_addr, ip6.addr, sizeof(ip6.addr));
}
return sizeof(sockaddr_in6);
#else
if (addrlen < sizeof(sockaddr_in)) {
errno = EINVAL;
return 0;
}
auto *server = reinterpret_cast<sockaddr_in *>(addr);
memset(server, 0, sizeof(sockaddr_in));
server->sin_family = AF_INET;
server->sin_addr.s_addr = inet_addr(ip_address.c_str());
server->sin_port = htons(port);
return sizeof(sockaddr_in);
#endif
}
socklen_t set_sockaddr_any(struct sockaddr *addr, socklen_t addrlen, uint16_t port) {
#if LWIP_IPV6
if (addrlen < sizeof(sockaddr_in6)) {
errno = EINVAL;
return 0;
}
auto *server = reinterpret_cast<sockaddr_in6 *>(addr);
memset(server, 0, sizeof(sockaddr_in6));
server->sin6_family = AF_INET6;
server->sin6_port = htons(port);
server->sin6_addr = in6addr_any;
return sizeof(sockaddr_in6);
#else
if (addrlen < sizeof(sockaddr_in)) {
errno = EINVAL;
return 0;
}
auto *server = reinterpret_cast<sockaddr_in *>(addr);
memset(server, 0, sizeof(sockaddr_in));
server->sin_family = AF_INET;
server->sin_addr.s_addr = ESPHOME_INADDR_ANY;
server->sin_port = htons(port);
return sizeof(sockaddr_in);
#endif
}
} // namespace socket
} // namespace esphome