There's no painless way to do this, but it needs to be done --

the only reason any of the Windows code was in CPP files was
because the MS compiler doesn't support C99.  Switch to using
MinGW, and that problem goes away, so we can rename the files back.

client/Makefile

@@ -1,10 +1,10 @@
 #COMMON_FLAGS = -m32
-LDLIBS = -L/usr/local/lib -lusb -lreadline -lpthread
+LDLIBS = -L/opt/local/lib -L/usr/local/lib -lusb -lreadline -lpthread
 LDFLAGS = $(COMMON_FLAGS)
 CFLAGS = -I. -I/opt/local/include -Wall -Wno-unused-function $(COMMON_FLAGS)
 
-CXXFLAGS = $(shell pkg-config --cflags QtCore QtGui 2>/dev/null) -Wall
-QTLDLIBS = $(shell pkg-config --libs QtCore QtGui 2>/dev/null)
+#CXXFLAGS = $(shell pkg-config --cflags QtCore QtGui 2>/dev/null) -Wall -arch i386 -D_
+#QTLDLIBS = $(shell pkg-config --libs QtCore QtGui 2>/dev/null) -arch i386
 
 ifneq ($(QTLDLIBS),)
 QTGUI = proxgui.o proxguiqt.o proxguiqt.moc.o
@@ -23,7 +23,7 @@ all-static: snooper cli flasher
 proxmark3: LDLIBS+=$(QTLDLIBS)
 proxmark3: proxmark3.o gui.o command.o usb.o $(QTGUI)
 
-command.o: command.cpp translate.h
+command.o: command.c
 
 snooper: snooper.o gui.o command.o usb.o guidummy.o
 

client/Makefile.mingw

@@ -0,0 +1,11 @@
+CC=c:\mingw\bin\gcc
+
+LIBS   = -lgdi32 -lsetupapi
+
+all: proxmark3
+
+proxmark3: prox.c wingui.c command.c
+	$(CC) $(CFLAGS) $(DEFINES) -o prox.exe prox.c wingui.c command.c $(LIBS)
+
+clean:
+	del prox.exe

client/Makefile.win

@@ -1,33 +0,0 @@
-CC=cl
-BASE_DIR    ?= "..\..\devkitWIN"
-BASE_DEFS   = /D_WIN32_WINNT=0x501 /DISOLATION_AWARE_ENABLED /D_WIN32_IE=0x600 /DWIN32_LEAN_AND_MEAN /DWIN32 /D_MT /D_CRT_SECURE_NO_WARNINGS
-BASE_CFLAGS = /W3 /nologo /Zi /MT /Fdobj/vc90.pdb
-LIB         = $(BASE_DIR)\lib
-
-DEFINES  = $(BASE_DEFS)
-INCLUDES = /I$(BASE_DIR)\include
-CFLAGS   = $(BASE_CFLAGS) $(INCLUDES)
-
-OBJDIR = obj
-
-OBJS   = $(OBJDIR)\prox.obj \
-         $(OBJDIR)\gui.obj \
-         $(OBJDIR)\command.obj
-
-LIBS   = $(LIB)\user32.lib $(LIB)\gdi32.lib $(LIB)\setupapi.lib $(LIB)\libcmt.lib $(LIB)\oldnames.lib $(LIB)\kernel32.lib
-
-all: proxmark3
-
-proxmark3:
-	$(CC) $(CFLAGS) $(DEFINES) -c -Foobj/prox.obj prox.cpp
-	$(CC) $(CFLAGS) $(DEFINES) -c -Foobj/gui.obj gui.cpp
-	$(CC) $(CFLAGS) $(DEFINES) -c -Foobj/command.obj command.cpp
-	$(CC) $(CFLAGS) $(DEFINES) -Fe$(OBJDIR)/prox.exe $(OBJS) $(LIBS)
-	copy obj\prox.exe .
-
-clean:
-	del /q obj\*.obj
-	del /q obj\*.ilk
-	del /q obj\*.exe
-	del /q obj\*.pdb
-	del prox.exe

client/include/hidpi.h

@@ -20,7 +20,7 @@ Environment:
 #define   __HIDPI_H__
 
 #include <pshpack4.h>
-
+typedef LONG NTSTATUS;
 // Please include "hidsdi.h" to use the user space (dll / parser)
 // Please include "hidpddi.h" to use the kernel space parser
 

client/include/hidsdi.h

@@ -29,7 +29,7 @@ Environment:
 //#include <win32.h>
 //#include <basetyps.h>
 
-typedef LONG NTSTATUS;
+//typedef LONG NTSTATUS;
 #include "hidusage.h"
 #include "hidpi.h"
 

client/prox.c

@@ -3,10 +3,11 @@
 #include <stdio.h>
 #include <ctype.h>
 #include <stdlib.h>
-extern "C" {
-#include "include/hidsdi.h"
+//extern "C" {
+#include "include/hidusage.h"
 #include "include/hidpi.h"
-}
+#include "include/hidsdi.h"
+//}
 
 #include "prox.h"
 
@@ -147,7 +148,7 @@ static BOOL UsbConnect(void)
 	return FALSE;
 }
 
-BOOL ReceiveCommandPoll(UsbCommand *c)
+bool ReceiveCommandPoll(UsbCommand *c)
 {
 	static BOOL ReadInProgress = FALSE;
 	static OVERLAPPED Ov;
@@ -187,7 +188,7 @@ void ReceiveCommand(UsbCommand *c)
 	}
 }
 
-void SendCommand(UsbCommand *c, BOOL wantAck)
+void SendCommand(UsbCommand *c, bool wantAck)
 {
 	BYTE buf[65];
 	buf[0] = 0;