Add support for win32.

Edit win32/config.mk to set the paths to your openssl and zlib headers and
libraries.

Then, from the root of the tree:

	nmake -f NMakefile

voila.

win32/.cvsignore

@@ -0,0 +1,9 @@
+*.lib
+*.pdb
+*.dll
+*.exe
+*.obj
+.*.swp
+Debug
+Release
+*.exp

win32/config.mk

@@ -0,0 +1,24 @@
+
+# Tweak these for your system
+OPENSSLINC=\local\php\php_build\include
+OPENSSLLIB=\local\php\php_build\lib
+
+ZLIBINC=-DLIBSSH2_HAVE_ZLIB=1 /I\local\php\php_build\include
+ZLIBLIB=\local\php\php_build\lib
+
+CPPFLAGS=/nologo /GL /Zi /EHsc /MD /Iwin32 /Iinclude /I$(OPENSSLINC) $(ZLIBINC) -DLIBSSH2_WIN32
+CFLAGS=$(CPPFLAGS)
+DLLFLAGS=$(CFLAGS) /LDd
+LIBS=$(OPENSSLLIB)\libeay32.lib $(OPENSSLLIB)\ssleay32.lib ws2_32.lib $(ZLIBLIB)\zlib.lib
+
+!if "$(TARGET)" == ""
+TARGET=Debug
+!endif
+
+!if "$(TARGET)" == "Debug"
+SUFFIX=_debug
+!endif
+
+INTDIR=$(TARGET)\$(SUBDIR)
+
+

win32/libssh2_config.h

@@ -0,0 +1,31 @@
+#define WIN32
+#include <winsock2.h>
+#include <mswsock.h>
+#include <ws2tcpip.h>
+
+/* same as WSABUF */
+struct iovec {
+	u_long iov_len;
+	char *iov_base;
+};
+
+#define inline __inline
+
+static inline int writev(int sock, struct iovec *iov, int nvecs)
+{
+	DWORD ret;
+	if (WSASend(sock, (LPWSABUF)iov, nvecs, &ret, 0, NULL, NULL) == 0) {
+		return ret;
+	}
+	return -1;
+}
+
+/* not really usleep, but safe for the way we use it in this lib */
+static inline int usleep(int udelay)
+{
+	Sleep(udelay / 1000);
+	return 0;
+}
+
+#define snprintf	_snprintf
+

win32/rules.mk

@@ -0,0 +1,15 @@
+
+all-sub: $(INTDIR) all
+
+clean-sub: clean
+
+$(INTDIR):
+!if "$(SRCDIR)" == ""
+	@if not exist $(TARGET) mkdir $(TARGET)
+!endif
+	@if not exist $(INTDIR) mkdir $(INTDIR)
+
+{$(SUBDIR)}.c{$(INTDIR)}.obj::
+	$(CC) -c $(CFLAGS) /Fo"$(INTDIR)\\" $<
+
+