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Switch from inet_pton() to getnameinfo() for portability

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Windows XP is supported again
This commit is contained in:
Erik Ekman 2014-02-06 22:50:23 +01:00
parent 7fd8f9854b
commit 540d3795a9
4 changed files with 7 additions and 14 deletions
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2
README-win32.txt
View file

@ -9,7 +9,7 @@ Extra README file for Win32 related stuff
== Running iodine on Windows: == Running iodine on Windows:
0. After iodine 0.6, you need Windows Vista or newer to run. 0. After iodine 0.6, you need Windows XP or newer to run.
1. Install the TAP32 driver 1. Install the TAP32 driver
http://openvpn.net/index.php/open-source/downloads.html http://openvpn.net/index.php/open-source/downloads.html

7
src/common.c
View file

@ -120,17 +120,16 @@ format_addr(struct sockaddr_storage *sockaddr, int sockaddr_len)
memset(dst, 0, sizeof(dst)); memset(dst, 0, sizeof(dst));
if (sockaddr->ss_family == AF_INET && sockaddr_len >= sizeof(struct sockaddr_in)) { if (sockaddr->ss_family == AF_INET && sockaddr_len >= sizeof(struct sockaddr_in)) {
struct sockaddr_in *addr = (struct sockaddr_in *) sockaddr; getnameinfo((struct sockaddr *)sockaddr, sockaddr_len, dst, sizeof(dst) - 1, NULL, 0, NI_NUMERICHOST);
inet_ntop(addr->sin_family, &addr->sin_addr, dst, sizeof(dst) - 1);
} else if (sockaddr->ss_family == AF_INET6 && sockaddr_len >= sizeof(struct sockaddr_in6)) { } else if (sockaddr->ss_family == AF_INET6 && sockaddr_len >= sizeof(struct sockaddr_in6)) {
struct sockaddr_in6 *addr = (struct sockaddr_in6 *) sockaddr; struct sockaddr_in6 *addr = (struct sockaddr_in6 *) sockaddr;
if (IN6_IS_ADDR_V4MAPPED(&addr->sin6_addr)) { if (IN6_IS_ADDR_V4MAPPED(&addr->sin6_addr)) {
struct in_addr ia; struct in_addr ia;
/* Get mapped v4 addr from last 32bit field */ /* Get mapped v4 addr from last 32bit field */
memcpy(&ia.s_addr, &addr->sin6_addr.s6_addr[12], sizeof(ia)); memcpy(&ia.s_addr, &addr->sin6_addr.s6_addr[12], sizeof(ia));
inet_ntop(AF_INET, &ia, dst, sizeof(dst) - 1); strcpy(dst, inet_ntoa(ia));
} else { } else {
inet_ntop(addr->sin6_family, &addr->sin6_addr, dst, sizeof(dst) - 1); getnameinfo((struct sockaddr *)sockaddr, sockaddr_len, dst, sizeof(dst) - 1, NULL, 0, NI_NUMERICHOST);
} }
} else { } else {
dst[0] = '?'; dst[0] = '?';

3
src/osflags
View file

@ -26,6 +26,9 @@ link)
;; ;;
cflags) cflags)
case $1 in case $1 in
windows32)
echo '-DWINVER=0x0501';
;;
BeOS) BeOS)
echo '-Dsocklen_t=int'; echo '-Dsocklen_t=int';
;; ;;

9
src/windows.h
View file

@ -17,15 +17,6 @@
#ifndef __FIX_WINDOWS_H__ #ifndef __FIX_WINDOWS_H__
#define __FIX_WINDOWS_H__ #define __FIX_WINDOWS_H__
#include <w32api.h>
/* Need Vista or Later to get IPv6 support */
#undef WINVER
#undef _WIN32_WINDOWS
#undef _WIN32_WINNT
#define WINVER WindowsVista
#define _WIN32_WINDOWS WindowsVista
#define _WIN32_WINNT WindowsVista
typedef unsigned int in_addr_t; typedef unsigned int in_addr_t;
#include <winsock2.h> #include <winsock2.h>