4 files changed, 304 insertions, 0 deletions
diff --git a/jni/ruby/ext/fiddle/win32/fficonfig.h b/jni/ruby/ext/fiddle/win32/fficonfig.h
new file mode 100755
index 0000000..7768081
--- /dev/null
+++ b/jni/ruby/ext/fiddle/win32/fficonfig.h
@@ -0,0 +1,29 @@
+#define HAVE_ALLOCA 1
+#define HAVE_MEMCPY 1
+#define HAVE_MEMORY_H 1
+#define HAVE_STDLIB_H 1
+#define HAVE_STRING_H 1
+#define HAVE_SYS_STAT_H 1
+#define HAVE_SYS_TYPES_H 1
+#if _MSC_VER >= 1600
+#define HAVE_INTTYPES_H 1
+#define HAVE_STDINT_H 1
+#endif
+
+#define SIZEOF_DOUBLE 8
+#if defined(X86_WIN64)
+#define SIZEOF_SIZE_T 8
+#else
+#define SIZEOF_SIZE_T 4
+#endif
+
+#define STACK_DIRECTION -1
+
+#define STDC_HEADERS 1
+
+#ifdef LIBFFI_ASM
+#define FFI_HIDDEN(name)
+#else
+#define FFI_HIDDEN
+#endif
+
diff --git a/jni/ruby/ext/fiddle/win32/libffi-3.2.1-mswin.patch b/jni/ruby/ext/fiddle/win32/libffi-3.2.1-mswin.patch
new file mode 100644
index 0000000..782cf41
--- /dev/null
+++ b/jni/ruby/ext/fiddle/win32/libffi-3.2.1-mswin.patch
@@ -0,0 +1,132 @@
+diff -ru libffi-3.2.1/src/x86/ffi.c libffi-3.2.1/src/x86/ffi.c
+--- libffi-3.2.1/src/x86/ffi.c	2014-11-08 21:47:24.000000000 +0900
++++ libffi-3.2.1/src/x86/ffi.c	2014-12-22 16:00:42.000000000 +0900
+@@ -99,11 +99,13 @@
+        i != 0;
+        i--, p_arg += dir, p_argv += dir)
+     {
++      size_t z;
++
+       /* Align if necessary */
+       if ((sizeof(void*) - 1) & (size_t) argp)
+         argp = (char *) ALIGN(argp, sizeof(void*));
+ 
+-      size_t z = (*p_arg)->size;
++      z = (*p_arg)->size;
+ 
+ #ifdef X86_WIN64
+       if (z > FFI_SIZEOF_ARG
+@@ -599,11 +601,13 @@
+        i != 0;
+        i--, p_arg += dir, p_argv += dir)
+     {
++      size_t z;
++
+       /* Align if necessary */
+       if ((sizeof(void*) - 1) & (size_t) argp)
+         argp = (char *) ALIGN(argp, sizeof(void*));
+ 
+-      size_t z = (*p_arg)->size;
++      z = (*p_arg)->size;
+ 
+ #ifdef X86_WIN64
+       if (z > FFI_SIZEOF_ARG
+@@ -642,7 +646,7 @@
+ #endif
+     }
+ 
+-  return (size_t)argp - (size_t)stack;
++  return (int)((size_t)argp - (size_t)stack);
+ }
+ 
+ #define FFI_INIT_TRAMPOLINE_WIN64(TRAMP,FUN,CTX,MASK) \
+diff -ru libffi-3.2.1/src/x86/ffitarget.h libffi-3.2.1/src/x86/ffitarget.h
+--- libffi-3.2.1/src/x86/ffitarget.h	2014-11-08 21:47:24.000000000 +0900
++++ libffi-3.2.1/src/x86/ffitarget.h	2014-12-22 15:45:54.000000000 +0900
+@@ -50,7 +50,9 @@
+ #endif
+ 
+ #define FFI_TARGET_SPECIFIC_STACK_SPACE_ALLOCATION
++#ifndef _MSC_VER
+ #define FFI_TARGET_HAS_COMPLEX_TYPE
++#endif
+ 
+ /* ---- Generic type definitions ----------------------------------------- */
+ 
+diff -ru libffi-3.2.1/src/x86/win64.S libffi-3.2.1/src/x86/win64.S
+--- libffi-3.2.1/src/x86/win64.S	2014-11-08 21:47:24.000000000 +0900
++++ libffi-3.2.1/src/x86/win64.S	2014-12-22 16:14:40.000000000 +0900
+@@ -127,7 +127,7 @@
+ 
+ 	mov	rcx, QWORD PTR RVALUE[rbp]
+ 	mov	DWORD PTR [rcx], eax
+-	jmp	ret_void$
++	jmp	SHORT ret_void$
+ 
+ ret_struct2b$:
+  	cmp	DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SMALL_STRUCT_2B
+@@ -135,7 +135,7 @@
+ 
+ 	mov	rcx, QWORD PTR RVALUE[rbp]
+ 	mov	WORD PTR [rcx], ax
+-	jmp	ret_void$
++	jmp	SHORT ret_void$
+ 
+ ret_struct1b$:
+  	cmp	DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SMALL_STRUCT_1B
+@@ -143,7 +143,7 @@
+ 
+ 	mov	rcx, QWORD PTR RVALUE[rbp]
+ 	mov	BYTE PTR [rcx], al
+-	jmp	ret_void$
++	jmp	SHORT ret_void$
+ 
+ ret_uint8$:
+  	cmp	DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_UINT8
+@@ -152,7 +152,7 @@
+ 	mov	rcx, QWORD PTR RVALUE[rbp]
+ 	movzx   rax, al
+ 	mov	QWORD PTR [rcx], rax
+-	jmp	ret_void$
++	jmp	SHORT ret_void$
+ 
+ ret_sint8$:
+  	cmp	DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SINT8
+@@ -161,7 +161,7 @@
+ 	mov	rcx, QWORD PTR RVALUE[rbp]
+ 	movsx   rax, al
+ 	mov	QWORD PTR [rcx], rax
+-	jmp	ret_void$
++	jmp	SHORT ret_void$
+ 
+ ret_uint16$:
+  	cmp	DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_UINT16
+@@ -188,7 +188,13 @@
+ 	mov	rcx, QWORD PTR RVALUE[rbp]
+ 	mov     eax, eax
+ 	mov	QWORD PTR [rcx], rax
+-	jmp	SHORT ret_void$
++
++ret_void$:
++	xor	rax, rax
++
++	lea	rsp, QWORD PTR [rbp+16]
++	pop	rbp
++	ret	0
+ 
+ ret_sint32$:
+  	cmp	DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SINT32
+@@ -247,13 +253,6 @@
+ 	cdqe
+ 	mov	QWORD PTR [rcx], rax
+  	jmp	SHORT ret_void$
+-
+-ret_void$:
+-	xor	rax, rax
+-
+-	lea	rsp, QWORD PTR [rbp+16]
+-	pop	rbp
+-	ret	0
+ ffi_call_win64 ENDP
+ _TEXT	ENDS
+ END
diff --git a/jni/ruby/ext/fiddle/win32/libffi-config.rb b/jni/ruby/ext/fiddle/win32/libffi-config.rb
new file mode 100755
index 0000000..ecd3b08
--- /dev/null
+++ b/jni/ruby/ext/fiddle/win32/libffi-config.rb
@@ -0,0 +1,47 @@
+#!/usr/bin/ruby
+require 'fileutils'
+
+basedir = File.dirname(__FILE__)
+conf = {}
+enable = {}
+until ARGV.empty?
+  arg = ARGV.shift
+  case arg
+  when '-C'
+    # ignore
+  when /\A--srcdir=(.*)/
+    conf['SRCDIR'] = srcdir = $1
+  when /\A(CC|CFLAGS|CXX|CXXFLAGS|LD|LDFLAGS)=(.*)/
+    conf[$1] = $2
+  when /\A--host=(.*)/
+    host = $1
+  when /\A--enable-([^=]+)(?:=(.*))?/
+    enable[$1] = $2 || true
+  when /\A--disable-([^=]+)/
+    enable[$1] = false
+  end
+end
+
+IO.foreach("#{srcdir}/configure.ac") do |line|
+  if /^AC_INIT\((.*)\)/ =~ line
+    version = $1.split(/,\s*/)[1]
+    version.gsub!(/\A\[|\]\z/, '')
+    conf['VERSION'] = version
+    break
+  end
+end
+
+builddir = srcdir == "." ? enable['builddir'] : "."
+conf['TARGET'] = /^x64/ =~ host ? "X86_WIN64" : "X86_WIN32"
+
+FileUtils.mkdir_p([builddir, "#{builddir}/include", "#{builddir}/src/x86"])
+FileUtils.cp("#{basedir}/fficonfig.h", ".", preserve: true)
+
+hdr = IO.binread("#{srcdir}/include/ffi.h.in")
+hdr.gsub!(/@(\w+)@/) {conf[$1] || $&}
+hdr.gsub!(/^(#if\s+)@\w+@/, '\10')
+IO.binwrite("#{builddir}/include/ffi.h", hdr)
+
+mk = IO.binread("#{basedir}/libffi.mk.tmpl")
+mk.gsub!(/@(\w+)@/) {conf[$1] || $&}
+IO.binwrite("Makefile", mk)
diff --git a/jni/ruby/ext/fiddle/win32/libffi.mk.tmpl b/jni/ruby/ext/fiddle/win32/libffi.mk.tmpl
new file mode 100755
index 0000000..2a16e8e
--- /dev/null
+++ b/jni/ruby/ext/fiddle/win32/libffi.mk.tmpl
@@ -0,0 +1,96 @@
+# -*- makefile -*-
+# ====================================================================
+#
+# libffi Windows Makefile
+#
+#
+# ====================================================================
+#
+NAME	= ffi
+TARGET	= @TARGET@
+CC	= cl
+!if "$(TARGET)" == "X86_WIN64"
+AS	= ml64
+!else
+AS	= ml
+!endif
+AR	= link
+DLEXT	= dll
+OBJEXT	= obj
+LIBEXT	= lib
+TOPDIR	= @SRCDIR@
+CPP	= $(CC) -EP
+CFLAGS	= @CFLAGS@
+ARFLAGS	= -lib
+ASFLAGS	= -coff -W3 -Cx
+INCLUDES= -I. -I./include -I./src/x86 \
+	  -I$(TOPDIR)/include -I$(TOPDIR)/include/src/x86
+
+SRCDIR	= $(TOPDIR)/src
+WORKDIR	= ./.libs
+BUILDDIR= ./src
+LIBNAME	= lib$(NAME)
+STATICLIB= $(WORKDIR)/$(LIBNAME)_convenience.$(LIBEXT)
+
+HEADERS = \
+	./fficonfig.h
+FFI_HEADERS = \
+	./include/ffi.h \
+	./include/ffitarget.h
+
+!if "$(TARGET)" == "X86_WIN32"
+OSSRC	= win32
+!else if "$(TARGET)" == "X86_WIN64"
+OSSRC	= win64
+!else
+! error unknown target: $(TARGET)
+!endif
+
+OBJECTS = \
+	$(BUILDDIR)/closures.$(OBJEXT) \
+	$(BUILDDIR)/debug.$(OBJEXT) \
+	$(BUILDDIR)/java_raw_api.$(OBJEXT) \
+	$(BUILDDIR)/prep_cif.$(OBJEXT) \
+	$(BUILDDIR)/raw_api.$(OBJEXT) \
+	$(BUILDDIR)/types.$(OBJEXT) \
+	$(BUILDDIR)/x86/ffi.$(OBJEXT) \
+	$(BUILDDIR)/x86/$(OSSRC).$(OBJEXT)
+ASMSRCS = \
+	$(BUILDDIR)/x86/$(OSSRC).asm
+
+.SUFFIXES : .S .asm
+
+all: $(WORKDIR) $(STATICLIB)
+
+{$(SRCDIR)}.c{$(BUILDDIR)}.$(OBJEXT):
+	$(CC) -c $(CFLAGS) $(INCLUDES) -Fo$(@:\=/) -Fd$(WORKDIR)/$(NAME)-src $(<:\=/)
+
+{$(SRCDIR)/x86}.c{$(BUILDDIR)/x86}.$(OBJEXT):
+	$(CC) -c $(CFLAGS) $(INCLUDES) -Fo$(@:\=/) -Fd$(WORKDIR)/$(NAME)-src $(<:\=/)
+
+{$(SRCDIR)/x86}.S{$(BUILDDIR)/x86}.asm:
+	$(CPP) $(CFLAGS) $(INCLUDES) $(<:\=/) >$(@:\=/)
+
+{$(BUILDDIR)/x86}.asm{$(BUILDDIR)/x86}.$(OBJEXT):
+	cd $(@D) && $(AS) -c $(ASFLAGS) -Fo $(@F) $(<F)
+
+$(BUILDDIR)/x86/$(OSSRC).asm: $(SRCDIR)/x86/$(OSSRC).S
+
+$(OBJECTS): $(FFI_HEADERS) $(HEADERS)
+
+$(WORKDIR):
+	-@if not exist "$(WORKDIR:/=\)\$(NULL)" mkdir $(WORKDIR:/=\)
+
+$(STATICLIB): $(WORKDIR) $(OBJECTS)
+	$(AR) $(ARFLAGS) -out:$(STATICLIB) @<<
+	$(OBJECTS)
+<<
+
+clean:
+	-@del /Q $(OBJECTS:/=\) 2>NUL
+	-@del /Q $(ASMSRCS:/=\) 2>NUL
+	-@del /Q /S $(WORKDIR:/=\) 2>NUL
+
+distclean: clean
+	-@del /Q $(HEADERS:/=\) $(FFI_HEADERS:/=\) 2>NUL
+	-@del /Q Makefile 2>NUL