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termux-packages/packages/vde2/upsteam-bionic-support.patch
Further 5048f8206c
new package: vde2 (#7451)
2021-09-09 14:04:44 +03:00

265 lines
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From 370488067045ce84c89f88cfd70577be14c9a48c Mon Sep 17 00:00:00 2001
From: Daniele Lacamera <danielinux@users.noreply.github.com>
Date: Wed, 20 Mar 2013 10:26:31 +0000
--- a/configure.ac
+++ b/configure.ac
@@ -41,6 +41,9 @@
AC_CHECK_HEADERS([openssl/blowfish.h], [],
[add_cryptcab_support=no ; warn_cryptcab=yes])
+
+AC_CHECK_HEADERS([sysexits.h], [],
+ [add_over_ns_support=no ; warn_over_ns=yes])
# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
@@ -91,7 +94,11 @@
# Define VDE_LINUX or VDE_DARWIN
case "$build_os" in
linux*)
- AC_DEFINE([VDE_LINUX], 1, [If defined, this is a Linux system])
+ if expr "$host_os" : ".*android" > /dev/null; then
+ AC_DEFINE([VDE_BIONIC], 1, [If defined, this is a Linux/bionic system])
+ else
+ AC_DEFINE([VDE_LINUX], 1, [If defined, this is a Linux system])
+ fi
;;
darwin*)
AC_DEFINE([VDE_DARWIN], 1, [If defined, this is a Darwin system])
@@ -123,6 +130,12 @@
AS_HELP_STRING([--disable-cryptcab],
[Disable libcrypto-dependend vde_cryptcab compilation]),
[if test $enableval = "no" ; then add_cryptcab_support=no ; warn_cryptcab=no ; fi])
+
+# Disable vde_over_ns? (not working on android, maybe unwanted)
+AC_ARG_ENABLE([vde_over_ns],
+ AS_HELP_STRING([--disable-vde_over_ns],
+ [Disable vde_over_ns compilation]),
+ [if test $enableval = "no" ; then add_over_ns_support=no ; warn_over_ns=no ; fi])
# Check of tuntap device
AC_ARG_ENABLE([tuntap],
@@ -212,6 +225,7 @@
AM_CONDITIONAL(ENABLE_CRYPTCAB, test "$add_cryptcab_support" = yes)
+AM_CONDITIONAL(ENABLE_VDE_OVER_NS, test "$add_over_ns_support" = yes)
AM_CONDITIONAL(ENABLE_PYTHON, test "$enable_python" = yes)
AM_CONDITIONAL(ENABLE_PCAP, test "$add_pcap" = yes)
AM_CONDITIONAL(CAN_MAKE_LIBVDETAP, test "$can_make_libvdetap" = yes)
@@ -307,6 +321,14 @@
fi
fi
+if ! test x$add_over_ns_support = "xyes" ; then
+ if test x$warn_over_ns = "xyes" ; then
+ AC_MSG_WARN([VDE vde_over_ns support has been disabled because your libc
+ sysexits.h could not be found.])
+ AS_ECHO
+ fi
+fi
+
if ! test x$enable_python = "xyes" ; then
AC_MSG_WARN([Python libraries support has been disabled because python is
not installed on your system, or because it could not be found. Please install
diff --git a/vde-2/src/Makefile.am b/vde-2/src/Makefile.am
index 49f8b78..8f79680 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -29,6 +29,10 @@
if ENABLE_CRYPTCAB
SUBDIRS += vde_cryptcab
+endif
+
+if ENABLE_VDE_OVER_NS
+ SUBDIRS += vde_over_ns
endif
if ENABLE_KERNEL_SWITCH
diff --git a/vde-2/src/lib/libvdeplug.c b/vde-2/src/lib/libvdeplug.c
index aa76b6a..e3623d9 100644
--- a/src/lib/libvdeplug.c
+++ b/src/lib/libvdeplug.c
@@ -189,10 +189,10 @@
}
} else {
char *split;
- if((split = strstr(given_sockname,"->")) != NULL && rindex(split,':') != NULL)
+ if((split = strstr(given_sockname,"->")) != NULL && strrchr(split,':') != NULL)
flags |= VDEFLAG_UDP_SOCKET;
else if(given_sockname[strlen(given_sockname)-1] == ']'
- && (split=rindex(given_sockname,'[')) != NULL) {
+ && (split=strrchr(given_sockname,'[')) != NULL) {
*split=0;
split++;
port=atoi(split);
@@ -282,14 +282,14 @@
hints.ai_socktype=SOCK_DGRAM;
*dst=0;
dst+=2;
- dstport=rindex(dst,':');
+ dstport=strrchr(dst,':');
if (dstport==NULL) {
errno=EINVAL;
goto abort;
}
*dstport=0;
dstport++;
- srcport=rindex(src,':');
+ srcport=strrchr(src,':');
if (srcport==NULL) {
srcport=src;
src=NULL;
diff --git a/vde-2/src/vde_l3/vde_l3.c b/vde-2/src/vde_l3/vde_l3.c
index 3c4f72e..6a63467 100644
--- a/src/vde_l3/vde_l3.c
+++ b/src/vde_l3/vde_l3.c
@@ -40,7 +40,7 @@
#define MAXCMD 255
#define DEBUG 0
-#if defined(VDE_FREEBSD) || defined(VDE_DARWIN)
+#if defined(VDE_FREEBSD) || defined(VDE_DARWIN) || defined(VDE_BIONIC)
#define ICMP_DEST_UNREACH 3
#define ICMP_PROT_UNREACH 2
#endif
diff --git a/vde-2/src/vde_plug2tap.c b/vde-2/src/vde_plug2tap.c
index 02b2d58..c769353 100644
--- a/src/vde_plug2tap.c
+++ b/src/vde_plug2tap.c
@@ -29,7 +29,7 @@
#define BUFSIZE 2048
-#ifdef VDE_LINUX
+#if defined VDE_LINUX || defined VDE_BIONIC
#include <net/if.h>
#include <linux/if_tun.h>
#endif
@@ -112,7 +112,7 @@ static void setsighandlers()
{ SIGUSR2, "SIGUSR2", 1 },
{ SIGPROF, "SIGPROF", 1 },
{ SIGVTALRM, "SIGVTALRM", 1 },
-#ifdef VDE_LINUX
+#if defined VDE_LINUX || defined VDE_BIONIC
{ SIGPOLL, "SIGPOLL", 1 },
#ifdef SIGSTKFLT
{ SIGSTKFLT, "SIGSTKFLT", 1 },
@@ -172,6 +172,29 @@ int open_tap(char *dev)
}
#endif
+#ifdef VDE_BIONIC
+int open_tap(char *dev)
+{
+ struct ifreq ifr;
+ int fd;
+
+ if((fd = open("/dev/tun", O_RDWR)) < 0){
+ printlog(LOG_ERR,"Failed to open /dev/tun %s",strerror(errno));
+ return(-1);
+ }
+ memset(&ifr, 0, sizeof(ifr));
+ ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
+ strncpy(ifr.ifr_name, dev, sizeof(ifr.ifr_name) - 1);
+ /*printf("dev=\"%s\", ifr.ifr_name=\"%s\"\n", ifr.ifr_name, dev);*/
+ if(ioctl(fd, TUNSETIFF, (void *) &ifr) < 0){
+ printlog(LOG_ERR,"TUNSETIFF failed %s",strerror(errno));
+ close(fd);
+ return(-1);
+ }
+ return(fd);
+}
+#endif
+
#if defined(VDE_DARWIN) || defined(VDE_FREEBSD)
int open_tap(char *dev)
{
diff --git a/vde-2/src/vde_switch/port.c b/vde-2/src/vde_switch/port.c
index 94c5660..f86897c 100644
--- a/src/vde_switch/port.c
+++ b/src/vde_switch/port.c
@@ -188,6 +188,9 @@
}
}
+#ifdef VDE_BIONIC
+ static inline int user_belongs_to_group(uid_t uid, gid_t gid) { return 0; }
+#else
/* 1 if user belongs to the group, 0 otherwise) */
static int user_belongs_to_group(uid_t uid, gid_t gid)
{
@@ -216,6 +219,7 @@
}
}
}
+#endif
/* Access Control check:
diff --git a/vde-2/src/vde_switch/tuntap.c b/vde-2/src/vde_switch/tuntap.c
index 9f3c0a2..59f3501 100644
--- a/src/vde_switch/tuntap.c
+++ b/src/vde_switch/tuntap.c
@@ -29,7 +29,7 @@
#ifdef HAVE_TUNTAP
-#ifdef VDE_LINUX
+#if defined(VDE_LINUX) || defined(VDE_BIONIC)
#include <net/if.h>
#include <linux/if_tun.h>
#endif
@@ -152,6 +152,29 @@
}
return outc;
}
+
+#ifdef VDE_BIONIC
+int open_tap(char *dev)
+{
+ struct ifreq ifr;
+ int fd;
+
+ if((fd = open("/dev/tun", O_RDWR)) < 0){
+ printlog(LOG_ERR,"Failed to open /dev/tun %s",strerror(errno));
+ return(-1);
+ }
+ memset(&ifr, 0, sizeof(ifr));
+ ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
+ strncpy(ifr.ifr_name, dev, sizeof(ifr.ifr_name) - 1);
+ /*printf("dev=\"%s\", ifr.ifr_name=\"%s\"\n", ifr.ifr_name, dev);*/
+ if(ioctl(fd, TUNSETIFF, (void *) &ifr) < 0){
+ printlog(LOG_ERR,"TUNSETIFF failed %s",strerror(errno));
+ close(fd);
+ return(-1);
+ }
+ return(fd);
+}
+#endif
#ifdef VDE_LINUX
int open_tap(char *dev)
diff --git a/vde-2/src/vdetaplib/libvdetap.c b/vde-2/src/vdetaplib/libvdetap.c
index 00cd401..910811c 100644
--- a/src/vdetaplib/libvdetap.c
+++ b/src/vdetaplib/libvdetap.c
@@ -154,7 +154,12 @@
return "";
}
+
+#ifdef VDE_BIONIC
+int ioctl(int fd, int command, ...)
+#else
int ioctl(int fd, unsigned long int command, ...)
+#endif
{
va_list ap;
char *data;
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