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wincompat: recent mingw has inet_ntop/inet_pton

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Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
This commit is contained in:
Jason A. Donenfeld 2020-11-09 11:46:01 +01:00
parent b637db4692
commit 66714e2c47
2 changed files with 0 additions and 38 deletions
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2
src/wincompat/compat.h
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@ -25,5 +25,3 @@
char *strsep(char **str, const char *sep);
ssize_t getdelim(char **buf, size_t *bufsiz, int delimiter, FILE *fp);
ssize_t getline(char **buf, size_t *bufsiz, FILE *fp);
int inet_pton(int af, const char *src, void *dst);
const char *inet_ntop(int af, const void *src, char *dst, socklen_t size);

36
src/wincompat/libc.c
View File

@ -6,8 +6,6 @@
#include <stdio.h>
#include <stdbool.h>
#include <stdint.h>
#include <winsock2.h>
#include <ws2tcpip.h>
#include <windows.h>
char *strsep(char **str, const char *sep)
@ -69,37 +67,3 @@ ssize_t getline(char **buf, size_t *bufsiz, FILE *fp)
{
return getdelim(buf, bufsiz, '\n', fp);
}
int inet_pton(int af, const char *src, void *dst)
{
struct sockaddr_storage ss = { 0 };
int size = sizeof(ss);
char s[INET6_ADDRSTRLEN + 1];
strncpy(s, src, INET6_ADDRSTRLEN + 1);
s[INET6_ADDRSTRLEN] = '\0';
if (WSAStringToAddress(s, af, NULL, (struct sockaddr *)&ss, &size))
return 0;
if (af == AF_INET)
*(struct in_addr *)dst = ((struct sockaddr_in *)&ss)->sin_addr;
else if (af == AF_INET6)
*(struct in6_addr *)dst = ((struct sockaddr_in6 *)&ss)->sin6_addr;
else
return 0;
return 1;
}
const char *inet_ntop(int af, const void *src, char *dst, socklen_t size)
{
struct sockaddr_storage ss = { .ss_family = af };
unsigned long s = size;
if (af == AF_INET)
((struct sockaddr_in *)&ss)->sin_addr = *(struct in_addr *)src;
else if (af == AF_INET6)
((struct sockaddr_in6 *)&ss)->sin6_addr = *(struct in6_addr *)src;
else
return NULL;
return WSAAddressToString((struct sockaddr *)&ss, sizeof(ss), NULL, dst, &s) ? NULL : dst;
}