55 lines
1.3 KiB
C
55 lines
1.3 KiB
C
#include <sys/socket.h>
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#include <stdio.h>
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#include <netdb.h>
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#include <string.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <arpa/inet.h>
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int32_t ResolveAddress_IPv6(const char *host, char *remote_address);
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int32_t ResolveAddress_IPv6(const char *host, char *remote_address)
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{
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struct addrinfo *result;
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struct addrinfo hints;
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int error;
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char *ptr_address;
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ptr_address = remote_address + 1;
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// Let's get the Ipv6 address if it exists
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memset (&hints, 0, sizeof(hints));
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hints.ai_family = AF_INET6;
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hints.ai_socktype = SOCK_STREAM;
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error = getaddrinfo(&host[1], 0, &hints, &result);
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if (error == 0) {
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inet_ntop(AF_INET6, &(((struct sockaddr_in6 *)(result->ai_addr))->sin6_addr), ptr_address, INET6_ADDRSTRLEN);
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*remote_address = (char) strlen(ptr_address);
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freeaddrinfo(result);
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return AF_INET6;
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}
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// Nope, Let us check for an ipv4 address
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memset (&hints, 0, sizeof(hints));
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hints.ai_family = AF_INET;
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hints.ai_socktype = SOCK_STREAM;
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error = getaddrinfo(&host[1], 0, &hints, &result);
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if (error == 0) {
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inet_ntop(AF_INET, &(((struct sockaddr_in *)(result->ai_addr))->sin_addr), ptr_address, INET6_ADDRSTRLEN);
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*remote_address = (char) strlen(ptr_address);
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freeaddrinfo(result);
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return AF_INET;
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}
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remote_address = 0;
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return 0;
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}
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