Mercurial > repos > blastem
view net.c @ 2316:523ab225815b
Allow dpad to increment/decrement property fields
author | Michael Pavone <pavone@retrodev.com> |
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date | Sun, 02 Apr 2023 23:21:04 -0700 |
parents | 78abbabfd58d |
children |
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#include <sys/types.h> #include <ifaddrs.h> #include <netinet/in.h> #include "net.h" static uint8_t is_loopback(struct sockaddr_in *addr) { return (addr->sin_addr.s_addr & 0xFF) == 127; } static void format_address(uint8_t *dst, struct sockaddr_in *addr) { long ip = addr->sin_addr.s_addr; dst[0] = ip; dst[1] = ip >> 8; dst[2] = ip >> 16; dst[3] = ip >> 24; } uint8_t get_host_address(iface_info *out) { #ifdef __ANDROID__ //TODO: write an implementation for Android return 0; #else struct ifaddrs *entries, *current, *localhost; if (getifaddrs(&entries)) { return 0; } for (current = entries; current; current = current->ifa_next) { if (current->ifa_addr && current->ifa_addr->sa_family == AF_INET) { struct sockaddr_in *addr = (struct sockaddr_in *)current->ifa_addr; if (is_loopback(addr)) { localhost = current; } else { break; } } } if (!current && localhost) { current = localhost; } uint8_t ret = 0; if (current) { ret = 1; format_address(out->ip, (struct sockaddr_in *)current->ifa_addr); format_address(out->net_mask, (struct sockaddr_in *)current->ifa_netmask); } freeifaddrs(entries); return ret; #endif }