67 lines
2 KiB
C++
67 lines
2 KiB
C++
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#ifndef SOCKET_HELPERS_H
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#define SOCKET_HELPERS_H
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#include <string.h>
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// helpers for sockaddr -> IP_Address and back, should work for posix and winsock. All implementations should use this
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static void _set_sockaddr(struct sockaddr_storage* p_addr, const IP_Address& p_ip, int p_port) {
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memset(p_addr, 0, sizeof(struct sockaddr_storage));
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if (p_ip.type == IP_Address::TYPE_IPV6) {
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struct sockaddr_in6* addr6 = (struct sockaddr_in6*)p_addr;
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addr6->sin6_family = AF_INET6;
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addr6->sin6_port = htons(p_port);
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copymem(&addr6->sin6_addr.s6_addr, p_ip.field8, 16);
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} else {
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struct sockaddr_in* addr4 = (struct sockaddr_in*)p_addr;
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addr4->sin_family = AF_INET; // host byte order
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addr4->sin_port = htons(p_port); // short, network byte order
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addr4->sin_addr = *((struct in_addr*)&p_ip.field32[0]);
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};
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};
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static void _set_listen_sockaddr(struct sockaddr_storage* p_addr, int p_port, IP_Address::AddrType p_address_type, const List<String> *p_accepted_hosts) {
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memset(p_addr, 0, sizeof(struct sockaddr_storage));
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if (p_address_type == IP_Address::TYPE_IPV4) {
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struct sockaddr_in* addr4 = (struct sockaddr_in*)p_addr;
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addr4->sin_family = AF_INET;
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addr4->sin_port = htons(p_port);
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addr4->sin_addr.s_addr = INADDR_ANY; // TODO: use accepted hosts list
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} else {
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struct sockaddr_in6* addr6 = (struct sockaddr_in6*)p_addr;
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addr6->sin6_family = AF_INET6;
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addr6->sin6_port = htons(p_port);
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addr6->sin6_addr = in6addr_any; // TODO: use accepted hosts list
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};
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};
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static void _set_ip_addr_port(IP_Address& r_ip, int& r_port, struct sockaddr_storage* p_addr) {
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if (p_addr->ss_family == AF_INET) {
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r_ip.type = IP_Address::TYPE_IPV4;
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struct sockaddr_in* addr4 = (struct sockaddr_in*)p_addr;
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r_ip.field32[0] = (uint32_t)addr4->sin_addr.s_addr;
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r_port = ntohs(addr4->sin_port);
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} else if (p_addr->ss_family == AF_INET6) {
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r_ip.type = IP_Address::TYPE_IPV6;
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struct sockaddr_in6* addr6 = (struct sockaddr_in6*)p_addr;
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copymem(&addr6->sin6_addr.s6_addr, r_ip.field8, 16);
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r_port = ntohs(addr6->sin6_port);
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};
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};
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#endif
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