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Merged branch with mingw port. Compiles now, tun work to do

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This commit is contained in:
Erik Ekman 2009-01-24 22:19:11 +00:00
parent d08da80160
commit 0c4c529142
13 changed files with 842 additions and 52 deletions
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5
src/Makefile
View File

@ -8,7 +8,8 @@ SERVER = ../bin/iodined
OS = `uname | tr "a-z" "A-Z"`
ARCH = `uname -m`
LDFLAGS = -lz `sh osflags link`
LIBPATH = -L.
LDFLAGS = -lz `sh osflags link` $(LIBPATH)
CFLAGS = -c -g -Wall -D$(OS) -pedantic `sh osflags cflags`
all: stateos $(CLIENT) $(SERVER)
@ -32,5 +33,5 @@ $(SERVER): $(COMMONOBJS) $(SERVEROBJS)
clean:
@echo "Cleaning src/"
@rm -f $(CLIENT) $(SERVER) *~ *.o *.core
@rm -f $(CLIENT){,.exe} $(SERVER){,.exe} *~ *.o *.core

60
src/common.c
View File

@ -14,14 +14,7 @@
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <arpa/inet.h>
#include <arpa/nameser.h>
#include <netinet/in.h>
#ifdef DARWIN
#include <arpa/nameser8_compat.h>
#endif
#include <time.h>
#include <err.h>
#include <sys/types.h>
#include <sys/param.h>
#include <sys/stat.h>
@ -33,12 +26,25 @@
#include <string.h>
#include <ctype.h>
#include <fcntl.h>
#ifdef WINDOWS32
#include <winsock.h>
#else
#include <arpa/nameser.h>
#ifdef DARWIN
#include <arpa/nameser8_compat.h>
#endif
#include <termios.h>
#include <err.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#endif
#include "common.h"
#include "plibc.h"
/* daemon(3) exists only in 4.4BSD or later, and in GNU libc */
#if !(defined(BSD) && (BSD >= 199306)) && !defined(__GLIBC__)
#if !defined(WINDOWS32) && !(defined(BSD) && (BSD >= 199306)) && !defined(__GLIBC__)
static int daemon(int nochdir, int noclose)
{
int fd, i;
@ -86,18 +92,20 @@ int setgroups(int count, int *groups)
void
check_superuser(void (*usage_fn)(void))
{
#ifndef WINDOWS32
if (geteuid() != 0) {
warnx("Run as root and you'll be happy.\n");
usage_fn();
/* NOTREACHED */
}
#endif
}
int
open_dns(int localport, in_addr_t listen_ip)
{
struct sockaddr_in addr;
int flag;
int flag = 1;
int fd;
memset(&addr, 0, sizeof(addr));
@ -106,17 +114,21 @@ open_dns(int localport, in_addr_t listen_ip)
/* listen_ip already in network byte order from inet_addr, or 0 */
addr.sin_addr.s_addr = listen_ip;
if ((fd = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0)
if ((fd = SOCKET(AF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0) {
printf("got fd %d\n", fd);
err(1, "socket");
}
flag = 1;
#ifdef SO_REUSEPORT
setsockopt(fd, SOL_SOCKET, SO_REUSEPORT, &flag, sizeof(flag));
SETSOCKOPT(fd, SOL_SOCKET, SO_REUSEPORT, (const void*) &flag, sizeof(flag));
#endif
setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &flag, sizeof(flag));
SETSOCKOPT(fd, SOL_SOCKET, SO_REUSEADDR, (const void*) &flag, sizeof(flag));
#ifndef WINDOWS32
/* To get destination address from each UDP datagram, see iodined.c:read_dns() */
setsockopt(fd, IPPROTO_IP, DSTADDR_SOCKOPT, &flag, sizeof(flag));
SETSOCKOPT(fd, IPPROTO_IP, DSTADDR_SOCKOPT, (const void*) &flag, sizeof(flag));
#endif
if(bind(fd, (struct sockaddr*)&addr, sizeof(addr)) < 0)
err(1, "bind");
@ -135,7 +147,7 @@ close_dns(int fd)
void
do_chroot(char *newroot)
{
#if !defined(__BEOS__) || defined(__HAIKU__)
#if !(defined(WINDOWS32) || defined(__BEOS__) || defined(__HAIKU__))
if (chroot(newroot) != 0 || chdir("/") != 0)
err(1, "%s", newroot);
@ -149,31 +161,39 @@ do_chroot(char *newroot)
void
do_detach()
{
#ifndef WINDOWS32
printf("Detaching from terminal...\n");
daemon(0, 0);
umask(0);
alarm(0);
#else
printf("Windows version does not support detaching\n");
#endif
}
void
read_password(char *buf, size_t len)
{
char pwd[80];
#ifndef WINDOWS32
struct termios old;
struct termios tp;
char pwd[80];
tcgetattr(0, &tp);
old = tp;
tp.c_lflag &= (~ECHO);
tcsetattr(0, TCSANOW, &tp);
#endif
printf("Enter password: ");
fflush(stdout);
scanf("%79s", pwd);
printf("\n");
#ifndef WINDOWS32
tcsetattr(0, TCSANOW, &old);
#endif
strncpy(buf, pwd, len);
buf[len-1] = '\0';
@ -195,3 +215,13 @@ check_topdomain(char *str)
}
return 0;
}
#ifdef WINDOWS32
int
inet_aton(const char *cp, struct in_addr *inp)
{
inp->s_addr = inet_addr(cp);
return inp->s_addr != INADDR_ANY;
}
#endif

14
src/common.h
View File

@ -17,10 +17,16 @@
#ifndef __COMMON_H__
#define __COMMON_H__
#include <arpa/inet.h>
#include <sys/types.h>
#ifdef WINDOWS32
#include "windows.h"
#include <winsock.h>
#else
#include <sys/socket.h>
#include <err.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#endif
#ifndef MIN
#define MIN(a,b) ((a)<(b)?(a):(b))
@ -69,4 +75,8 @@ void read_password(char*, size_t);
int check_topdomain(char *);
#ifdef WINDOWS32
int inet_aton(const char *cp, struct in_addr *inp);
#endif
#endif

18
src/dns.c
View File

@ -14,13 +14,7 @@
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <arpa/inet.h>
#include <arpa/nameser.h>
#ifdef DARWIN
#include <arpa/nameser8_compat.h>
#endif
#include <time.h>
#include <err.h>
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
@ -28,6 +22,18 @@
#include <string.h>
#include <ctype.h>
#ifdef WINDOWS32
#include "windows.h"
#else
#include <arpa/nameser.h>
#ifdef DARWIN
#include <arpa/nameser8_compat.h>
#endif
#include <arpa/inet.h>
#include <err.h>
#endif
#include "dns.h"
#include "encoding.h"
#include "read.h"

5
src/fw_query.h
View File

@ -18,7 +18,12 @@
#define __FW_QUERY_H__
#include <sys/types.h>
#ifdef WINDOWS32
#include "windows.h"
#include <winsock.h>
#else
#include <sys/socket.h>
#endif
#define FW_QUERY_CACHE_SIZE 16

37
src/iodine.c
View File

@ -20,23 +20,30 @@
#include <string.h>
#include <signal.h>
#include <unistd.h>
#include <netdb.h>
#include <netinet/in.h>
#include <sys/types.h>
#include <sys/param.h>
#include <sys/time.h>
#include <sys/socket.h>
#include <fcntl.h>
#include <err.h>
#include <grp.h>
#include <pwd.h>
#include <arpa/inet.h>
#include <zlib.h>
#ifdef WINDOWS32
#include "windows.h"
#include <winsock.h>
#else
#include <arpa/nameser.h>
#ifdef DARWIN
#include <arpa/nameser8_compat.h>
#endif
#include <sys/socket.h>
#include <err.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#include <grp.h>
#include <pwd.h>
#include <netdb.h>
#endif
#include "plibc.h"
#include "common.h"
#include "encoding.h"
#include "base32.h"
@ -165,13 +172,13 @@ read_dns(int fd, char *buf, int buflen)
{
struct sockaddr_in from;
char data[64*1024];
socklen_t addrlen;
int addrlen;
struct query q;
int rv;
int r;
addrlen = sizeof(struct sockaddr);
if ((r = recvfrom(fd, data, sizeof(data), 0,
if ((r = RECVFROM(fd, data, sizeof(data), 0,
(struct sockaddr*)&from, &addrlen)) == -1) {
warn("recvfrom");
return 0;
@ -308,7 +315,7 @@ tunnel(int tun_fd, int dns_fd)
}
FD_SET(dns_fd, &fds);
i = select(MAX(tun_fd, dns_fd) + 1, &fds, NULL, NULL, &tv);
i = SELECT(MAX(tun_fd, dns_fd) + 1, &fds, NULL, NULL, &tv);
if (running == 0)
break;
@ -873,7 +880,9 @@ int
main(int argc, char **argv)
{
char *nameserv_addr;
#ifndef WINDOWS32
struct passwd *pw;
#endif
char *username;
int foreground;
char *newroot;
@ -898,6 +907,10 @@ main(int argc, char **argv)
b32 = get_base32_encoder();
dataenc = get_base32_encoder();
#ifdef WINDOWS32
plibc_init("Kryo", "iodine");
#endif
#if !defined(BSD) && !defined(__GLIBC__)
__progname = strrchr(argv[0], '/');
if (__progname == NULL)
@ -985,11 +998,13 @@ main(int argc, char **argv)
}
if (username != NULL) {
#ifndef WINDOWS32
if ((pw = getpwnam(username)) == NULL) {
warnx("User %s does not exist!\n", username);
usage();
/* NOTREACHED */
}
#endif
}
if (strlen(password) == 0)
@ -1015,6 +1030,7 @@ main(int argc, char **argv)
do_chroot(newroot);
if (username != NULL) {
#ifndef WINDOWS32
gid_t gids[1];
gids[0] = pw->pw_gid;
if (setgroups(1, gids) < 0 || setgid(pw->pw_gid) < 0 || setuid(pw->pw_uid) < 0) {
@ -1022,6 +1038,7 @@ main(int argc, char **argv)
usage();
/* NOTREACHED */
}
#endif
}
downstream_seqno = 0;

47
src/iodined.c
View File

@ -23,24 +23,32 @@
#include <sys/types.h>
#include <sys/param.h>
#include <sys/time.h>
#define _XPG4_2
#include <sys/socket.h>
#include <sys/uio.h>
#include <fcntl.h>
#include <err.h>
#include <grp.h>
#include <time.h>
#include <pwd.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#include <netinet/in_systm.h>
#include <netinet/ip.h>
#include <zlib.h>
#ifdef WINDOWS32
#include "windows.h"
#include <winsock.h>
#else
#include <arpa/nameser.h>
#ifdef DARWIN
#include <arpa/nameser8_compat.h>
#endif
#define _XPG4_2
#include <sys/socket.h>
#include <err.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#include <netinet/in_systm.h>
#include <netinet/ip.h>
#include <grp.h>
#include <sys/uio.h>
#include <pwd.h>
#include <netdb.h>
#endif
#include "plibc.h"
#include "common.h"
#include "dns.h"
#include "encoding.h"
@ -611,7 +619,7 @@ tunnel_bind(int bind_fd, int dns_fd)
{
char packet[64*1024];
struct sockaddr_in from;
socklen_t fromlen;
int fromlen;
struct fw_query *query;
short id;
int r;
@ -772,13 +780,14 @@ static int
read_dns(int fd, struct query *q)
{
struct sockaddr_in from;
socklen_t addrlen;
int addrlen;
char packet[64*1024];
int r;
#ifndef WINDOWS32
char address[96];
struct msghdr msg;
struct iovec iov;
struct cmsghdr *cmsg;
int r;
addrlen = sizeof(struct sockaddr);
iov.iov_base = packet;
@ -793,12 +802,17 @@ read_dns(int fd, struct query *q)
msg.msg_flags = 0;
r = recvmsg(fd, &msg, 0);
#else
addrlen = sizeof(struct sockaddr);
r = RECVFROM(fd, packet, sizeof(packet), 0, (struct sockaddr*)&from, &addrlen);
#endif /* !WINDOWS32 */
if (r > 0) {
dns_decode(NULL, 0, q, QR_QUERY, packet, r);
memcpy((struct sockaddr*)&q->from, (struct sockaddr*)&from, addrlen);
q->fromlen = addrlen;
#ifndef WINDOWS32
for (cmsg = CMSG_FIRSTHDR(&msg); cmsg != NULL;
cmsg = CMSG_NXTHDR(&msg, cmsg)) {
@ -809,6 +823,7 @@ read_dns(int fd, struct query *q)
break;
}
}
#endif
return strlen(q->name);
} else if (r < 0) {
@ -893,7 +908,9 @@ int
main(int argc, char **argv)
{
in_addr_t listen_ip;
#ifndef WINDOWS32
struct passwd *pw;
#endif
int foreground;
char *username;
char *newroot;
@ -1033,10 +1050,12 @@ main(int argc, char **argv)
}
if (username != NULL) {
#ifndef WINDOWS32
if ((pw = getpwnam(username)) == NULL) {
warnx("User %s does not exist!\n", username);
usage();
}
#endif
}
if (mtu <= 0) {
@ -1116,12 +1135,14 @@ main(int argc, char **argv)
signal(SIGINT, sigint);
if (username != NULL) {
#ifndef WINDOWS32
gid_t gids[1];
gids[0] = pw->pw_gid;
if (setgroups(1, gids) < 0 || setgid(pw->pw_gid) < 0 || setuid(pw->pw_uid) < 0) {
warnx("Could not switch to user %s!\n", username);
usage();
}
#endif
}
tunnel(tun_fd, dnsd_fd, bind_fd);

7
src/login.c
View File

@ -15,9 +15,14 @@
*/
#include <string.h>
#include <arpa/inet.h>
#include <sys/types.h>
#ifdef WINDOWS32
#include "windows.h"
#else
#include <arpa/inet.h>
#endif
#include "md5.h"
/*

3
src/osflags
View File

@ -13,6 +13,9 @@ link)
Haiku)
echo '-lnetwork';
;;
windows32)
echo '-lplibc -lws2_32';
;;
esac
;;
cflags)

577
src/plibc.h Normal file
View File

@ -0,0 +1,577 @@
/*
This file is part of PlibC.
(C) 2005, 2006 Nils Durner (and other contributing authors)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/**
* @file include/plibc.h
* @brief PlibC header
* @attention This file is usually not installed under Unix,
* so ship it with your application
* @version $Revision: 1.32 $
*/
#ifndef _PLIBC_H_
#define _PLIBC_H_
#ifndef SIGALRM
#define SIGALRM 14
#endif
#ifdef __cplusplus
extern "C" {
#endif
#ifdef WINDOWS
#if ENABLE_NLS
#include "langinfo.h"
#endif
#include <windows.h>
#include <Ws2tcpip.h>
#include <time.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#include <errno.h>
#define __BYTE_ORDER BYTE_ORDER
#define __BIG_ENDIAN BIG_ENDIAN
/* Conflicts with our definitions */
#define __G_WIN32_H__
/* Convert LARGE_INTEGER to double */
#define Li2Double(x) ((double)((x).HighPart) * 4.294967296E9 + \
(double)((x).LowPart))
#define socklen_t int
#define ssize_t int
#ifndef HAVE_FTRUNCATE
#define ftruncate chsize
#endif
#define off_t int
#define int64_t long long
#define int32_t long
struct stat64
{
_dev_t st_dev;
_ino_t st_ino;
_mode_t st_mode;
short st_nlink;
short st_uid;
short st_gid;
_dev_t st_rdev;
__int64 st_size;
__time64_t st_atime;
__time64_t st_mtime;
__time64_t st_ctime;
};
#ifndef pid_t
#define pid_t int
#endif
#ifndef WEXITSTATUS
#define WEXITSTATUS(status) (((status) & 0xff00) >> 8)
#endif
/* Thanks to the Cygwin project */
#define ENOCSI 43 /* No CSI structure available */
#define EL2HLT 44 /* Level 2 halted */
#ifndef EDEADLK
#define EDEADLK 45 /* Deadlock condition */
#endif
#ifndef ENOLCK
#define ENOLCK 46 /* No record locks available */
#endif
#define EBADE 50 /* Invalid exchange */
#define EBADR 51 /* Invalid request descriptor */
#define EXFULL 52 /* Exchange full */
#define ENOANO 53 /* No anode */
#define EBADRQC 54 /* Invalid request code */
#define EBADSLT 55 /* Invalid slot */
#ifndef EDEADLOCK
#define EDEADLOCK EDEADLK /* File locking deadlock error */
#endif
#define EBFONT 57 /* Bad font file fmt */
#define ENOSTR 60 /* Device not a stream */
#define ENODATA 61 /* No data (for no delay io) */
#define ETIME 62 /* Timer expired */
#define ENOSR 63 /* Out of streams resources */
#define ENONET 64 /* Machine is not on the network */
#define ENOPKG 65 /* Package not installed */
#define EREMOTE 66 /* The object is remote */
#define ENOLINK 67 /* The link has been severed */
#define EADV 68 /* Advertise error */
#define ESRMNT 69 /* Srmount error */
#define ECOMM 70 /* Communication error on send */
#define EPROTO 71 /* Protocol error */
#define EMULTIHOP 74 /* Multihop attempted */
#define ELBIN 75 /* Inode is remote (not really error) */
#define EDOTDOT 76 /* Cross mount point (not really error) */
#define EBADMSG 77 /* Trying to read unreadable message */
#define ENOTUNIQ 80 /* Given log. name not unique */
#define EBADFD 81 /* f.d. invalid for this operation */
#define EREMCHG 82 /* Remote address changed */
#define ELIBACC 83 /* Can't access a needed shared lib */
#define ELIBBAD 84 /* Accessing a corrupted shared lib */
#define ELIBSCN 85 /* .lib section in a.out corrupted */
#define ELIBMAX 86 /* Attempting to link in too many libs */
#define ELIBEXEC 87 /* Attempting to exec a shared library */
#ifndef ENOSYS
#define ENOSYS 88 /* Function not implemented */
#endif
#define ENMFILE 89 /* No more files */
#ifndef ENOTEMPTY
#define ENOTEMPTY 90 /* Directory not empty */
#endif
#ifndef ENAMETOOLONG
#define ENAMETOOLONG 91 /* File or path name too long */
#endif
#define ELOOP 92 /* Too many symbolic links */
#define EOPNOTSUPP 95 /* Operation not supported on transport endpoint */
#define EPFNOSUPPORT 96 /* Protocol family not supported */
#define ECONNRESET 104 /* Connection reset by peer */
#define ENOBUFS 105 /* No buffer space available */
#define EAFNOSUPPORT 106 /* Address family not supported by protocol family */
#define EPROTOTYPE 107 /* Protocol wrong type for socket */
#define ENOTSOCK 108 /* Socket operation on non-socket */
#define ENOPROTOOPT 109 /* Protocol not available */
#define ESHUTDOWN 110 /* Can't send after socket shutdown */
#define ECONNREFUSED 111 /* Connection refused */
#define EADDRINUSE 112 /* Address already in use */
#define ECONNABORTED 113 /* Connection aborted */
#define ENETUNREACH 114 /* Network is unreachable */
#define ENETDOWN 115 /* Network interface is not configured */
#ifndef ETIMEDOUT
#define ETIMEDOUT 116 /* Connection timed out */
#endif
#define EHOSTDOWN 117 /* Host is down */
#define EHOSTUNREACH 118 /* Host is unreachable */
#define EINPROGRESS 119 /* Connection already in progress */
#define EALREADY 120 /* Socket already connected */
#define EDESTADDRREQ 121 /* Destination address required */
#define EMSGSIZE 122 /* Message too long */
#define EPROTONOSUPPORT 123 /* Unknown protocol */
#define ESOCKTNOSUPPORT 124 /* Socket type not supported */
#define EADDRNOTAVAIL 125 /* Address not available */
#define ENETRESET 126 /* Connection aborted by network */
#define EISCONN 127 /* Socket is already connected */
#define ENOTCONN 128 /* Socket is not connected */
#define ETOOMANYREFS 129 /* Too many references: cannot splice */
#define EPROCLIM 130 /* Too many processes */
#define EUSERS 131 /* Too many users */
#define EDQUOT 132 /* Disk quota exceeded */
#define ESTALE 133 /* Unknown error */
#ifndef ENOTSUP
#define ENOTSUP 134 /* Not supported */
#endif
#define ENOMEDIUM 135 /* No medium (in tape drive) */
#define ENOSHARE 136 /* No such host or network path */
#define ECASECLASH 137 /* Filename exists with different case */
#define EWOULDBLOCK EAGAIN /* Operation would block */
#define EOVERFLOW 139 /* Value too large for defined data type */
#undef HOST_NOT_FOUND
#define HOST_NOT_FOUND 1
#undef TRY_AGAIN
#define TRY_AGAIN 2
#undef NO_RECOVERY
#define NO_RECOVERY 3
#undef NO_ADDRESS
#define NO_ADDRESS 4
#define PROT_READ 0x1
#define PROT_WRITE 0x2
#define MAP_SHARED 0x1
#define MAP_PRIVATE 0x2 /* unsupported */
#define MAP_FIXED 0x10
#define MAP_FAILED ((void *)-1)
struct statfs
{
long f_type; /* type of filesystem (see below) */
long f_bsize; /* optimal transfer block size */
long f_blocks; /* total data blocks in file system */
long f_bfree; /* free blocks in fs */
long f_bavail; /* free blocks avail to non-superuser */
long f_files; /* total file nodes in file system */
long f_ffree; /* free file nodes in fs */
long f_fsid; /* file system id */
long f_namelen; /* maximum length of filenames */
long f_spare[6]; /* spare for later */
};
/* Taken from the Wine project <http://www.winehq.org>
/wine/include/winternl.h */
enum SYSTEM_INFORMATION_CLASS
{
SystemBasicInformation = 0,
Unknown1,
SystemPerformanceInformation = 2,
SystemTimeOfDayInformation = 3, /* was SystemTimeInformation */
Unknown4,
SystemProcessInformation = 5,
Unknown6,
Unknown7,
SystemProcessorPerformanceInformation = 8,
Unknown9,
Unknown10,
SystemDriverInformation,
Unknown12,
Unknown13,
Unknown14,
Unknown15,
SystemHandleList,
Unknown17,
Unknown18,
Unknown19,
Unknown20,
SystemCacheInformation,
Unknown22,
SystemInterruptInformation = 23,
SystemExceptionInformation = 33,
SystemRegistryQuotaInformation = 37,
SystemLookasideInformation = 45
};
typedef struct
{
LARGE_INTEGER IdleTime;
LARGE_INTEGER KernelTime;
LARGE_INTEGER UserTime;
LARGE_INTEGER Reserved1[2];
ULONG Reserved2;
} SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION;
#define sleep(secs) (Sleep(secs * 1000))
/*********************** statfs *****************************/
/* fake block size */
#define FAKED_BLOCK_SIZE 512
/* linux-compatible values for fs type */
#define MSDOS_SUPER_MAGIC 0x4d44
#define NTFS_SUPER_MAGIC 0x5346544E
/*********************** End of statfs ***********************/
#define SHUT_RDWR SD_BOTH
/* Operations for flock() */
#define LOCK_SH 1 /* shared lock */
#define LOCK_EX 2 /* exclusive lock */
#define LOCK_NB 4 /* or'd with one of the above to prevent
blocking */
#define LOCK_UN 8 /* remove lock */
/* Not supported under MinGW */
#define S_IRGRP 0
#define S_IWGRP 0
#define S_IROTH 0
#define S_IXGRP 0
#define S_IWOTH 0
#define S_IXOTH 0
#define S_ISUID 0
#define S_ISGID 0
#define S_ISVTX 0
#define S_IRWXG 0
#define S_IRWXO 0
#define SetErrnoFromWinError(e) _SetErrnoFromWinError(e, __FILE__, __LINE__)
/**
* @brief index() - same as strchr()
*/
#define index(s, c) strchr(s, c)
BOOL _plibc_CreateShortcut(const char *pszSrc, const char *pszDest);
BOOL _plibc_DereferenceShortcut(char *pszShortcut);
char *plibc_ChooseDir(char *pszTitle, unsigned long ulFlags);
char *plibc_ChooseFile(char *pszTitle, unsigned long ulFlags);
long QueryRegistry(HKEY hMainKey, char *pszKey, char *pszSubKey,
char *pszBuffer, long *pdLength);
BOOL __win_IsHandleMarkedAsBlocking(SOCKET hHandle);
void __win_SetHandleBlockingMode(SOCKET s, BOOL bBlocking);
void __win_DiscardHandleBlockingMode(SOCKET s);
int _win_isSocketValid(int s);
int plibc_conv_to_win_path(const char *pszUnix, char *pszWindows);
typedef void (*TPanicProc) (int, char *);
void plibc_set_panic_proc(TPanicProc proc);
int flock(int fd, int operation);
int fsync(int fildes);
int inet_pton(int af, const char *src, void *dst);
int inet_pton4(const char *src, u_char *dst, int pton);
#if USE_IPV6
int inet_pton6(const char *src, u_char *dst);
#endif
int truncate(const char *fname, int distance);
int statfs(const char *path, struct statfs *buf);
const char *hstrerror(int err);
void gettimeofday(struct timeval *tp, void *tzp);
int mkstemp(char *tmplate);
char *strptime (const char *buf, const char *format, struct tm *tm);
char *ctime(const time_t *clock);
char *ctime_r(const time_t *clock, char *buf);
int plibc_init(char *pszOrg, char *pszApp);
void plibc_shutdown();
int plibc_conv_to_win_path_ex(const char *pszUnix, char *pszWindows, int derefLinks);
void _SetErrnoFromWinError(long lWinError, char *pszCaller, int iLine);
void SetErrnoFromWinsockError(long lWinError);
void SetHErrnoFromWinError(long lWinError);
void SetErrnoFromHRESULT(HRESULT hRes);
FILE *_win_fopen(const char *filename, const char *mode);
DIR *_win_opendir(const char *dirname);
int _win_open(const char *filename, int oflag, ...);
#ifdef ENABLE_NLS
char *_win_bindtextdomain(const char *domainname, const char *dirname);
#endif
int _win_chdir(const char *path);
int _win_close(int fd);
int _win_creat(const char *path, mode_t mode);
int _win_fstat(int handle, struct stat *buffer);
int _win_pipe(int *phandles);
int _win_rmdir(const char *path);
int _win_access( const char *path, int mode );
int _win_chmod(const char *filename, int pmode);
char *realpath(const char *file_name, char *resolved_name);
long _win_random(void);
int _win_remove(const char *path);
int _win_rename(const char *oldname, const char *newname);
int _win_stat(const char *path, struct stat *buffer);
int _win_stat64(const char *path, struct stat64 *buffer);
int _win_unlink(const char *filename);
int _win_write(int fildes, const void *buf, size_t nbyte);
int _win_read(int fildes, void *buf, size_t nbyte);
size_t _win_fwrite(const void *buffer, size_t size, size_t count, FILE *stream);
size_t _win_fread( void *buffer, size_t size, size_t count, FILE *stream );
int _win_symlink(const char *path1, const char *path2);
void *_win_mmap(void *start, size_t len, int access, int flags, int fd,
unsigned long long offset);
int _win_munmap(void *start, size_t length);
int _win_lstat(const char *path, struct stat *buf);
int _win_lstat64(const char *path, struct stat64 *buf);
int _win_readlink(const char *path, char *buf, size_t bufsize);
int _win_accept(SOCKET s, struct sockaddr *addr, int *addrlen);
int _win_printf(const char *format,...);
int _win_fprintf(FILE *f,const char *format,...);
int _win_vprintf(const char *format, va_list ap);
int _win_vfprintf(FILE *stream, const char *format, va_list arg_ptr);
int _win_vsprintf(char *dest,const char *format, va_list arg_ptr);
int _win_vsnprintf(char* str, size_t size, const char *format, va_list arg_ptr);
int _win_snprintf(char *str,size_t size,const char *format,...);
int _win_sprintf(char *dest,const char *format,...);
int _win_vsscanf(const char* str, const char* format, va_list arg_ptr);
int _win_sscanf(const char *str, const char *format, ...);
int _win_vfscanf(FILE *stream, const char *format, va_list arg_ptr);
int _win_vscanf(const char *format, va_list arg_ptr);
int _win_scanf(const char *format, ...);
int _win_fscanf(FILE *stream, const char *format, ...);
pid_t _win_waitpid(pid_t pid, int *stat_loc, int options);
int _win_bind(SOCKET s, const struct sockaddr *name, int namelen);
int _win_connect(SOCKET s,const struct sockaddr *name, int namelen);
int _win_getpeername(SOCKET s, struct sockaddr *name,
int *namelen);
int _win_getsockname(SOCKET s, struct sockaddr *name,
int *namelen);
int _win_getsockopt(SOCKET s, int level, int optname, char *optval,
int *optlen);
int _win_listen(SOCKET s, int backlog);
int _win_recv(SOCKET s, char *buf, int len, int flags);
int _win_recvfrom(SOCKET s, void *buf, int len, int flags,
struct sockaddr *from, int *fromlen);
int _win_select(int max_fd, fd_set * rfds, fd_set * wfds, fd_set * efds,
const struct timeval *tv);
int _win_send(SOCKET s, const char *buf, int len, int flags);
int _win_sendto(SOCKET s, const char *buf, int len, int flags,
const struct sockaddr *to, int tolen);
int _win_setsockopt(SOCKET s, int level, int optname, const void *optval,
int optlen);
int _win_shutdown(SOCKET s, int how);
SOCKET _win_socket(int af, int type, int protocol);
struct hostent *_win_gethostbyaddr(const char *addr, int len, int type);
struct hostent *_win_gethostbyname(const char *name);
char *_win_strerror(int errnum);
int IsWinNT();
#if !HAVE_STRNDUP
char *strndup (const char *s, size_t n);
#endif
#if !HAVE_STRNLEN
size_t strnlen (const char *str, size_t maxlen);
#endif
#define strcasecmp(a, b) stricmp(a, b)
#define strncasecmp(a, b, c) strnicmp(a, b, c)
#endif /* WINDOWS */
#ifndef WINDOWS
#define DIR_SEPARATOR '/'
#define DIR_SEPARATOR_STR "/"
#define NEWLINE "\n"
#ifdef ENABLE_NLS
#define BINDTEXTDOMAIN(d, n) bindtextdomain(d, n)
#endif
#define CREAT(p, m) creat(p, m)
#undef FOPEN
#define FOPEN(f, m) fopen(f, m)
#define OPENDIR(d) opendir(d)
#define OPEN(f) open(f)
#define CHDIR(d) chdir(d)
#define CLOSE(f) close(f)
#define RMDIR(f) rmdir(f)
#define ACCESS(p, m) access(p, m)
#define CHMOD(f, p) chmod(f, p)
#define FSTAT(h, b) fstat(h, b)
#define PIPE(h) pipe(h)
#define REMOVE(p) remove(p)
#define RENAME(o, n) rename(o, n)
#define STAT(p, b) stat(p, b)
#define STAT64(p, b) stat64(p, b)
#define UNLINK(f) unlink(f)
#define WRITE(f, b, n) write(f, b, n)
#define READ(f, b, n) read(f, b, n)
#define GN_FREAD(b, s, c, f) fread(b, s, c, f)
#define GN_FWRITE(b, s, c, f) fwrite(b, s, c, f)
#define SYMLINK(a, b) symlink(a, b)
#define MMAP(s, l, p, f, d, o) mmap(s, l, p, f, d, o)
#define MUNMAP(s, l) munmap(s, l)
#define STRERROR(i) strerror(i)
#define RANDOM() random()
#define READLINK(p, b, s) readlink(p, b, s)
#define LSTAT(p, b) lstat(p, b)
#define LSTAT64(p, b) lstat64(p, b)
#define PRINTF printf
#define FPRINTF fprintf
#define VPRINTF(f, a) vprintf(f, a)
#define VFPRINTF(s, f, a) vfprintf(s, f, a)
#define VSPRINTF(d, f, a) vsprintf(d, f, a)
#define VSNPRINTF(str, size, fmt, a) vsnprintf(str, size, fmt, a)
#define _REAL_SNPRINTF snprintf
#define SPRINTF sprintf
#define VSSCANF(s, f, a) vsscanf(s, f, a)
#define SSCANF sscanf
#define VFSCANF(s, f, a) vfscanf(s, f, a)
#define VSCANF(f, a) vscanf(f, a)
#define SCANF scanf
#define FSCANF fscanf
#define WAITPID(p, s, o) waitpid(p, s, o)
#define ACCEPT(s, a, l) accept(s, a, l)
#define BIND(s, n, l) bind(s, n, l)
#define CONNECT(s, n, l) connect(s, n, l)
#define GETPEERNAME(s, n, l) getpeername(s, n, l)
#define GETSOCKNAME(s, n, l) getsockname(s, n, l)
#define GETSOCKOPT(s, l, o, v, p) getsockopt(s, l, o, v, p)
#define LISTEN(s, b) listen(s, b)
#define RECV(s, b, l, f) recv(s, b, l, f)
#define RECVFROM(s, b, l, f, r, o) recvfrom(s, b, l, f, r, o)
#define SELECT(n, r, w, e, t) select(n, r, w, e, t)
#define SEND(s, b, l, f) send(s, b, l, f)
#define SENDTO(s, b, l, f, o, n) sendto(s, b, l, f, o, n)
#define SETSOCKOPT(s, l, o, v, n) setsockopt(s, l, o, v, n)
#define SHUTDOWN(s, h) shutdown(s, h)
#define SOCKET(a, t, p) socket(a, t, p)
#define GETHOSTBYADDR(a, l, t) gethostbyname(a, l, t)
#define GETHOSTBYNAME(n) gethostbyname(n)
#else
#define DIR_SEPARATOR '\\'
#define DIR_SEPARATOR_STR "\\"
#define NEWLINE "\r\n"
#ifdef ENABLE_NLS
#define BINDTEXTDOMAIN(d, n) _win_bindtextdomain(d, n)
#endif
#define CREAT(p, m) _win_creat(p, m)
#define FOPEN(f, m) _win_fopen(f, m)
#define OPENDIR(d) _win_opendir(d)
#define OPEN(f) _win_open(f)
#define CHDIR(d) _win_chdir(d)
#define CLOSE(f) _win_close(f)
#define FSTAT(h, b) _win_fstat(h, b)
#define RMDIR(f) _win_rmdir(f)
#define ACCESS(p, m) _win_access(p, m)
#define CHMOD(f, p) _win_chmod(f, p)
#define PIPE(h) _win_pipe(h)
#define RANDOM() _win_random()
#define REMOVE(p) _win_remove(p)
#define RENAME(o, n) _win_rename(o, n)
#define STAT(p, b) _win_stat(p, b)
#define STAT64(p, b) _win_stat64(p, b)
#define UNLINK(f) _win_unlink(f)
#define WRITE(f, b, n) _win_write(f, b, n)
#define READ(f, b, n) _win_read(f, b, n)
#define GN_FREAD(b, s, c, f) _win_fread(b, s, c, f)
#define GN_FWRITE(b, s, c, f) _win_fwrite(b, s, c, f)
#define SYMLINK(a, b) _win_symlink(a, b)
#define MMAP(s, l, p, f, d, o) _win_mmap(s, l, p, f, d, o)
#define MUNMAP(s, l) _win_munmap(s, l)
#define STRERROR(i) _win_strerror(i)
#define READLINK(p, b, s) _win_readlink(p, b, s)
#define LSTAT(p, b) _win_lstat(p, b)
#define LSTAT64(p, b) _win_lstat64(p, b)
#define PRINTF(f, ...) _win_printf(f , __VA_ARGS__)
#define FPRINTF(fil, fmt, ...) _win_fprintf(fil, fmt, __VA_ARGS__)
#define VPRINTF(f, a) _win_vprintf(f, a)
#define VFPRINTF(s, f, a) _win_vfprintf(s, f, a)
#define VSPRINTF(d, f, a) _win_vsprintf(d, f, a)
#define VSNPRINTF(str, size, fmt, a) _win_vsnprintf(str, size, fmt, a)
#define _REAL_SNPRINTF(str, size, fmt, ...) _win_snprintf(str, size, fmt, __VA_ARGS__)
#define SPRINTF(d, f, ...) _win_sprintf(d, f, __VA_ARGS__)
#define VSSCANF(s, f, a) _win_vsscanf(s, f, a)
#define SSCANF(s, f, ...) _win_sscanf(s, f, __VA_ARGS__)
#define VFSCANF(s, f, a) _win_vfscanf(s, f, a)
#define VSCANF(f, a) _win_vscanf(f, a)
#define SCANF(f, ...) _win_scanf(f, __VA_ARGS__)
#define FSCANF(s, f, ...) _win_fscanf(s, f, __VA_ARGS__)
#define WAITPID(p, s, o) _win_waitpid(p, s, o)
#define ACCEPT(s, a, l) _win_accept(s, a, l)
#define BIND(s, n, l) _win_bind(s, n, l)
#define CONNECT(s, n, l) _win_connect(s, n, l)
#define GETPEERNAME(s, n, l) _win_getpeername(s, n, l)
#define GETSOCKNAME(s, n, l) _win_getsockname(s, n, l)
#define GETSOCKOPT(s, l, o, v, p) _win_getsockopt(s, l, o, v, p)
#define LISTEN(s, b) _win_listen(s, b)
#define RECV(s, b, l, f) _win_recv(s, b, l, f)
#define RECVFROM(s, b, l, f, r, o) _win_recvfrom(s, b, l, f, r, o)
#define SELECT(n, r, w, e, t) _win_select(n, r, w, e, t)
#define SEND(s, b, l, f) _win_send(s, b, l, f)
#define SENDTO(s, b, l, f, o, n) _win_sendto(s, b, l, f, o, n)
#define SETSOCKOPT(s, l, o, v, n) _win_setsockopt(s, l, o, v, n)
#define SHUTDOWN(s, h) _win_shutdown(s, h)
#define SOCKET(a, t, p) _win_socket(a, t, p)
#define GETHOSTBYADDR(a, l, t) _win_gethostbyname(a, l, t)
#define GETHOSTBYNAME(n) _win_gethostbyname(n)
#endif
#ifdef __cplusplus
}
#endif
#endif /*_PLIBC_H_*/
/* end of plibc.h */

26
src/tun.c
View File

@ -23,16 +23,25 @@
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#ifdef WINDOWS32
#include <winsock.h>
#include "windows.h"
#else
#include <err.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#endif
#include "plibc.h"
#include "tun.h"
#include "common.h"
#define TUN_MAX_TRY 50
char if_name[50];
#ifndef WINDOWS32
#ifdef LINUX
#include <sys/ioctl.h>
@ -134,6 +143,13 @@ open_tun(const char *tun_device)
}
#endif /* !LINUX */
#else /* WINDOWS32 */
int
open_tun(const char *tun_device)
{
return 10;
}
#endif
void
close_tun(int tun_fd)
@ -183,6 +199,7 @@ read_tun(int tun_fd, char *buf, size_t len)
int
tun_setip(const char *ip, int netbits)
{
#ifndef WINDOWS32
char cmdline[512];
int netmask;
struct in_addr net;
@ -224,11 +241,16 @@ tun_setip(const char *ip, int netbits)
}
return 1;
#else /* WINDOWS32 */
return 0;
#endif
}
int
tun_setmtu(const unsigned mtu)
{
#ifndef WINDOWS32
char cmdline[512];
if (mtu > 200 && mtu < 1500) {
@ -244,5 +266,9 @@ tun_setmtu(const unsigned mtu)
}
return 1;
#else /* WINDOWS32 */
return 0;
#endif
}

11
src/user.c
View File

@ -21,13 +21,18 @@
#include <string.h>
#include <signal.h>
#include <unistd.h>
#include <netdb.h>
#include <netinet/in.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <fcntl.h>
#ifdef WINDOWS32
#include <winsock.h>
#else
#include <err.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#include <sys/socket.h>
#include <netdb.h>
#endif
#include "common.h"
#include "encoding.h"

84
src/windows.h
View File

@ -0,0 +1,84 @@
/*
* Copyright (c) 2006-2009 Bjorn Andersson <flex@kryo.se>, Erik Ekman <yarrick@kryo.se>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef __FIX_WINDOWS_H__
#define __FIX_WINDOWS_H__
typedef unsigned int in_addr_t;
/* Bad err.h fix */
#define warn printf
#define warnx printf
#define err(a, b, ...) do{printf("%s ", strerror(errno)); \
printf(b, ## __VA_ARGS__); exit(a);}while(0)
#define errx(a, b, ...) do{printf(b, ## __VA_ARGS__); exit(a);}while(0)
#include <windows.h>
#include <windns.h>
#include <winsock.h>
#define T_A DNS_TYPE_A
#define T_NS DNS_TYPE_NS
#define T_NULL DNS_TYPE_NULL
#define C_IN 1
#define SERVFAIL 2
#define NXDOMAIN 3
#define NOTIMP 4
#define REFUSED 5
typedef struct {
unsigned id :16; /* query identification number */
/* fields in third byte */
unsigned rd :1; /* recursion desired */
unsigned tc :1; /* truncated message */
unsigned aa :1; /* authoritive answer */
unsigned opcode :4; /* purpose of message */
unsigned qr :1; /* response flag */
/* fields in fourth byte */
unsigned rcode :4; /* response code */
unsigned cd: 1; /* checking disabled by resolver */
unsigned ad: 1; /* authentic data from named */
unsigned unused :1; /* unused bits (MBZ as of 4.9.3a3) */
unsigned ra :1; /* recursion available */
/* remaining bytes */
unsigned qdcount :16; /* number of question entries */
unsigned ancount :16; /* number of answer entries */
unsigned nscount :16; /* number of authority entries */
unsigned arcount :16; /* number of resource entries */
} HEADER;
struct ip
{
unsigned int ip_hl:4; /* header length */
unsigned int ip_v:4; /* version */
u_char ip_tos; /* type of service */
u_short ip_len; /* total length */
u_short ip_id; /* identification */
u_short ip_off; /* fragment offset field */
#define IP_RF 0x8000 /* reserved fragment flag */
#define IP_DF 0x4000 /* dont fragment flag */
#define IP_MF 0x2000 /* more fragments flag */
#define IP_OFFMASK 0x1fff /* mask for fragmenting bits */
u_char ip_ttl; /* time to live */
u_char ip_p; /* protocol */
u_short ip_sum; /* checksum */
struct in_addr ip_src, ip_dst; /* source and dest address */
};
#endif