Patch babeld for supporting Cygwin.

component/babeld/Makefile

@@ -6,13 +6,13 @@ DEFINES = $(PLATFORM_DEFINES)
 
 CFLAGS = $(CDEBUGFLAGS) $(DEFINES) $(EXTRA_DEFINES)
 
-LDLIBS = -lrt
+LDLIBS = -lrt -liphlpapi -lws2_32 -lwlanapi -lole32 -lsetupapi
 
 SRCS = babeld.c net.c kernel.c util.c interface.c source.c neighbour.c \
-       route.c xroute.c message.c resend.c configuration.c local.c
+       route.c xroute.c message.c resend.c configuration.c local.c cyginet.c
 
 OBJS = babeld.o net.o kernel.o util.o interface.o source.o neighbour.o \
-       route.o xroute.o message.o resend.o configuration.o local.o
+       route.o xroute.o message.o resend.o configuration.o local.o cyginet.o
 
 babeld: $(OBJS)
 	$(CC) $(CFLAGS) $(LDFLAGS) -o babeld $(OBJS) $(LDLIBS)
@@ -48,4 +48,4 @@ uninstall:
 clean:
 	-rm -f babeld babeld.html *.o *~ core TAGS gmon.out
 
-kernel.o: kernel_netlink.c kernel_socket.c
+kernel.o: kernel_netlink.c kernel_socket.c kernel_cygwin.c

component/babeld/cyginet.h

+/*
+  Reference List in the MSDN.
+
+  NDIS 6.0 Interfaces for Window Vista later
+  http://msdn.microsoft.com/en-us/library/windows/hardware/ff565740(v=vs.85).aspx
+
+  NDIS Versions in Network Drivers (Windows Drivers)
+  http://msdn.microsoft.com/en-us/library/windows/hardware/ff567893(v=vs.85).aspx
+
+  For Windows XP, NDIS 5.0
+  http://msdn.microsoft.com/en-us/library/windows/hardware/ff565849(v=vs.85).aspx
+
+  NDIS General-use Interfaces (NDIS 5.1) (Windows Drivers)
+  http://msdn.microsoft.com/en-us/library/windows/hardware/ff556983(v=vs.85).aspx
+
+  Routing Protocol Interface Functions (Windows)
+  http://msdn.microsoft.com/en-us/library/windows/desktop/aa446772(v=vs.85).aspx
+
+  Networking (Windows)
+  http://msdn.microsoft.com/en-us/library/windows/desktop/ee663286(v=vs.85).aspx
+
+  NDIS Protocol Drivers (NDIS 5.1) (Windows Drivers)
+  http://msdn.microsoft.com/en-us/library/windows/hardware/ff557149(v=vs.85).aspx
+
+  Winsock IOCTLs (Windows)
+  http://msdn.microsoft.com/zh-cn/library/windows/desktop/bb736550(v=vs.85).aspx
+
+  Creating a Basic IP Helper Application (Windows)
+  http://msdn.microsoft.com/zh-cn/library/windows/desktop/aa365872(v=vs.85).aspx
+
+  Network Awareness in Windows XP
+  http://msdn.microsoft.com/en-us/library/ms700657(v=vs.85).aspx
+
+  System-Defined Device Setup Classes (Windows Drivers)
+  http://msdn.microsoft.com/en-us/library/windows/hardware/ff553419(v=vs.85).aspx
+
+  Device Information Sets (Windows Drivers)
+  http://msdn.microsoft.com/en-us/library/windows/hardware/ff541247(v=vs.85).aspx
+
+  Accessing Device Instance SPDRP_Xxx Properties (Windows Drivers)
+  http://msdn.microsoft.com/en-us/library/windows/hardware/ff537737(v=vs.85).aspx
+
+  IOCTL_NDIS_QUERY_GLOBAL_STATS (Windows Drivers)
+  http://msdn.microsoft.com/en-us/library/windows/hardware/ff548975(v=vs.85).aspx
+
+  IPv6 RFCs and Standards Working Groups
+  http://www.ipv6now.com.au/RFC.php
+ */
+
+#ifndef __CYGIFNET_H__
+#define __CYGIFNET_H__
+
+#ifndef IN_LOOPBACK
+#define IN_LOOPBACK(a)      ((((long int) (a)) & 0xff000000) == 0x7f000000)
+#endif
+
+/* Missing defines in the Cygwin */
+#define RTM_ADD		0x1	/* Add Route */
+#define RTM_DELETE	0x2	/* Delete Route */
+#define RTM_CHANGE	0x3	/* Change Metrics or flags */
+#define RTM_GET		0x4	/* Report Metrics */
+
+/*
+ * Structure of a Link-Level sockaddr:
+ */
+struct sockaddr_dl {
+	u_char	sdl_len;	/* Total length of sockaddr */
+	u_char	sdl_family;	/* AF_LINK */
+	u_short	sdl_index;	/* if != 0, system given index for interface */
+	u_char	sdl_type;	/* interface type */
+	u_char	sdl_nlen;	/* interface name length, no trailing 0 reqd. */
+	u_char	sdl_alen;	/* link level address length */
+	u_char	sdl_slen;	/* link layer selector length */
+	char	sdl_data[46];	/* minimum work area, can be larger;
+				   contains both if name and ll address */
+};
+
+#if defined(INSIDE_CYGINET)
+
+/* Copy from babeld/kernel.h */
+#define RTPROT_BABEL_LOCAL -2
+#define KERNEL_INFINITY 0xFFFF
+struct kernel_route {
+    unsigned char prefix[16];
+    int plen;
+    int metric;
+    unsigned int ifindex;
+    int proto;
+    unsigned char gw[16];
+};
+/* End of Copy */
+
+struct ifaddrs {
+        struct ifaddrs  *ifa_next;
+        char            *ifa_name;
+        unsigned int     ifa_flags;
+        struct sockaddr *ifa_addr;
+        struct sockaddr *ifa_netmask;
+        struct sockaddr *ifa_dstaddr;
+        void            *ifa_data;
+};
+
+struct if_nameindex {
+  unsigned  if_index;
+  char     *if_name;
+};
+
+typedef struct _LIBWINET_INTERFACE {
+  DWORD                              IfType;
+  IF_OPER_STATUS                     OperStatus;
+  DWORD                              Mtu;
+  SOCKADDR                           Address;
+} LIBWINET_INTERFACE, *PLIBWINET_INTERFACE;
+
+extern unsigned             if_nametoindex (const char *);
+extern char                *if_indextoname (unsigned, char *);
+extern struct if_nameindex *if_nameindex (void);
+extern void                 if_freenameindex (struct if_nameindex *);
+extern const char          *inet_ntop (int, const void *, char *, socklen_t);
+extern int                  inet_pton (int, const char *, void *);
+extern int                  getifaddrs(struct ifaddrs **);
+extern void                 freeifaddrs(struct ifaddrs *);
+
+#define MALLOC(x) HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,x)
+#define FREE(p)                                                 \
+  if(NULL != p) {HeapFree(GetProcessHeap(),0,p); p = NULL;}
+#define CLOSESOCKET(s)                                          \
+  if(INVALID_SOCKET != s) {closesocket(s); s = INVALID_SOCKET;}
+#define CLOSESOCKEVENT(h)                                               \
+  if(WSA_INVALID_EVENT != h) {WSACloseEvent(h); h = WSA_INVALID_EVENT;}
+#define SOCKETERR(e)                                                    \
+  {                                                                     \
+    printf("%s:%s failed: %d [%s@%d]\n",                                \
+           __FUNCTION__,                                                \
+           e,                                                           \
+           WSAGetLastError(),                                           \
+           __FILE__,                                                    \
+           __LINE__                                                     \
+           );                                                           \
+  }
+
+#endif  /* INSIDE_CYGINET */
+
+/* Export functions from cyginet */
+int cyginet_startup();
+void cyginet_cleanup();
+
+int cyginet_start_monitor_route_changes(int);
+int cyginet_stop_monitor_route_changes();
+int cyginet_set_ipv6_forwards(int);
+int cyginet_set_icmp6_redirect_accept(int);
+
+int cyginet_interface_sdl(struct sockaddr_dl *, char *);
+int cyginet_interface_wireless(const char *, int);
+int cyginet_interface_mtu(const char *, int);
+int cyginet_interface_operational(const char *, int);
+int cyginet_interface_ipv4(const char *, int, unsigned char *);
+
+int cyginet_dump_route_table(struct kernel_route *, int);
+int cyginet_loopback_index(int);
+
+int cyginet_add_route_entry(const struct sockaddr *, unsigned short,
+                            const struct sockaddr *, int , unsigned int);
+int cyginet_delete_route_entry(const struct sockaddr *, unsigned short,
+                               const struct sockaddr *, int , unsigned int);
+int cyginet_update_route_entry(const struct sockaddr *, unsigned short,
+                               const struct sockaddr *, int , unsigned int);
+
+#endif  /* __CYGIFNET_H__ */

component/babeld/kernel.c

@@ -28,6 +28,8 @@ THE SOFTWARE.
 
 #ifdef __linux
 #include "kernel_netlink.c"
+#elif defined(__CYGWIN__)
+#include "kernel_cygwin.c"
 #else
 #include "kernel_socket.c"
 #endif