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Added inet_pton/inet_ntop for MinGW on Windows; compiles with Lua52.

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This commit is contained in:
Paul Kulchenko 2013-04-07 12:39:56 -07:00
parent d548a78e55
commit 5a58786a39
3 changed files with 65 additions and 0 deletions
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9
build-mingw.sh Normal file
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@ -0,0 +1,9 @@
LUA=../lua-5.2.1/src/
BUILD_FLAGS="-Wl,-s -O2 -shared -D LUA_COMPAT_MODULE -D IPV6_V6ONLY=1 -D WINVER=0x0501 -s -I src -I $LUA -L $LUA"
mkdir -p lib/mime lib/socket
gcc $BUILD_FLAGS -o "lib/mime/core.dll" src/mime.c -llua \
|| { echo "Error: failed to build LuaSocket/mime"; exit 1; }
gcc $BUILD_FLAGS -o "lib/socket/core.dll" \
src/{luasocket.c,auxiliar.c,buffer.c,except.c,inet.c,io.c,options.c,select.c,tcp.c,timeout.c,udp.c,wsocket.c} -lwsock32 -lws2_32 -llua \
|| { echo "Error: failed to build LuaSocket/socket"; exit 1; }

50
src/inet.c
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@ -507,4 +507,54 @@ int inet_aton(const char *cp, struct in_addr *inp)
}
#endif
// inet_ntop/inet_pton for MinGW from http://mingw-users.1079350.n2.nabble.com/IPv6-getaddrinfo-amp-inet-ntop-td5891996.html
#ifdef INET_PTON
const char *inet_ntop(int af, const void *src, char *dst, socklen_t cnt)
{
if (af == AF_INET)
{
struct sockaddr_in in;
memset(&in, 0, sizeof(in));
in.sin_family = AF_INET;
memcpy(&in.sin_addr, src, sizeof(struct in_addr));
getnameinfo((struct sockaddr *)&in, sizeof(struct sockaddr_in), dst, cnt, NULL, 0, NI_NUMERICHOST);
return dst;
}
else if (af == AF_INET6)
{
struct sockaddr_in6 in;
memset(&in, 0, sizeof(in));
in.sin6_family = AF_INET6;
memcpy(&in.sin6_addr, src, sizeof(struct in_addr6));
getnameinfo((struct sockaddr *)&in, sizeof(struct sockaddr_in6), dst, cnt, NULL, 0, NI_NUMERICHOST);
return dst;
}
return NULL;
}
int inet_pton(int af, const char *src, void *dst)
{
struct addrinfo hints, *res, *ressave;
memset(&hints, 0, sizeof(struct addrinfo));
hints.ai_family = af;
if (getaddrinfo(src, NULL, &hints, &res) != 0)
{
return -1;
}
ressave = res;
while (res)
{
memcpy(dst, res->ai_addr, res->ai_addrlen);
res = res->ai_next;
}
freeaddrinfo(ressave);
return 0;
}
#endif

6
src/inet.h
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@ -20,6 +20,7 @@
#ifdef _WIN32
#define INET_ATON
#define INET_PTON
#endif
int inet_open(lua_State *L);
@ -42,4 +43,9 @@ int inet_optsocktype(lua_State* L, int narg, const char* def);
int inet_aton(const char *cp, struct in_addr *inp);
#endif
#ifdef INET_PTON
const char *inet_ntop(int af, const void *src, char *dst, socklen_t cnt);
int inet_pton(int af, const char *src, void *dst);
#endif
#endif /* INET_H */