wininet: Add support for retrieving the proxy automatic configuration URL on Mac OS X.

dlls/wininet/Makefile.in

@@ -3,7 +3,7 @@ MODULE    = wininet.dll
 IMPORTLIB = wininet
 IMPORTS   = mpr shlwapi shell32 user32 advapi32
 DELAYIMPORTS = secur32 crypt32 cryptui
-EXTRALIBS = $(SOCKET_LIBS) $(Z_LIBS)
+EXTRALIBS = $(CORESERVICES_LIBS) $(SOCKET_LIBS) $(Z_LIBS)
 
 C_SRCS = \
 	cookie.c \

dlls/wininet/internet.c

@@ -56,6 +56,15 @@
 #endif
 #include <assert.h>
 
+#ifdef HAVE_CORESERVICES_CORESERVICES_H
+#define GetCurrentThread MacGetCurrentThread
+#define LoadResource MacLoadResource
+#include <CoreServices/CoreServices.h>
+#undef GetCurrentThread
+#undef LoadResource
+#undef DPRINTF
+#endif
+
 #include "windef.h"
 #include "winbase.h"
 #include "winreg.h"
@@ -2389,6 +2398,33 @@ BOOL WINAPI InternetReadFileExW(HINTERNET hFile, LPINTERNET_BUFFERSW lpBuffer,
     return res == ERROR_SUCCESS;
 }
 
+static BOOL get_proxy_autoconfig_url( char *buf, DWORD buflen )
+{
+#ifdef HAVE_CORESERVICES_CORESERVICES_H
+    CFDictionaryRef settings = CFNetworkCopySystemProxySettings();
+    const void *ref;
+    BOOL ret = FALSE;
+
+    if (!settings) return FALSE;
+
+    if (!(ref = CFDictionaryGetValue( settings, kCFNetworkProxiesProxyAutoConfigURLString )))
+    {
+        CFRelease( settings );
+        return FALSE;
+    }
+    if (CFStringGetCString( ref, buf, buflen, kCFStringEncodingASCII ))
+    {
+        TRACE( "returning %s\n", debugstr_a(buf) );
+        ret = TRUE;
+    }
+    CFRelease( settings );
+    return ret;
+#else
+    FIXME( "no support on this platform\n" );
+    return FALSE;
+#endif
+}
+
 static DWORD query_global_option(DWORD option, void *buffer, DWORD *size, BOOL unicode)
 {
     /* FIXME: This function currently handles more options than it should. Options requiring
@@ -2472,16 +2508,20 @@ static DWORD query_global_option(DWORD option, void *buffer, DWORD *size, BOOL u
     }
 
     case INTERNET_OPTION_PER_CONNECTION_OPTION: {
+        char url[INTERNET_MAX_URL_LENGTH + 1];
         INTERNET_PER_CONN_OPTION_LISTW *con = buffer;
         INTERNET_PER_CONN_OPTION_LISTA *conA = buffer;
         DWORD res = ERROR_SUCCESS, i;
         proxyinfo_t pi;
+        BOOL have_url;
         LONG ret;
 
         TRACE("Getting global proxy info\n");
         if((ret = INTERNET_LoadProxySettings(&pi)))
             return ret;
 
+        have_url = get_proxy_autoconfig_url(url, sizeof(url));
+
         FIXME("INTERNET_OPTION_PER_CONNECTION_OPTION stub\n");
 
         if (*size < sizeof(INTERNET_PER_CONN_OPTION_LISTW)) {
@@ -2499,6 +2539,9 @@ static DWORD query_global_option(DWORD option, void *buffer, DWORD *size, BOOL u
                     optionW->Value.dwValue = PROXY_TYPE_PROXY;
                 else
                     optionW->Value.dwValue = PROXY_TYPE_DIRECT;
+                if (have_url)
+                    /* native includes PROXY_TYPE_DIRECT even if PROXY_TYPE_PROXY is set */
+                    optionW->Value.dwValue |= PROXY_TYPE_DIRECT|PROXY_TYPE_AUTO_PROXY_URL;
                 break;
 
             case INTERNET_PER_CONN_PROXY_SERVER:
@@ -2516,7 +2559,18 @@ static DWORD query_global_option(DWORD option, void *buffer, DWORD *size, BOOL u
                 break;
 
             case INTERNET_PER_CONN_AUTOCONFIG_URL:
+                if (!have_url)
+                    optionW->Value.pszValue = NULL;
+                else if (unicode)
+                    optionW->Value.pszValue = heap_strdupAtoW(url);
+                else
+                    optionA->Value.pszValue = heap_strdupA(url);
+                break;
+
             case INTERNET_PER_CONN_AUTODISCOVERY_FLAGS:
+                optionW->Value.dwValue = AUTO_PROXY_FLAG_ALWAYS_DETECT;
+                break;
+
             case INTERNET_PER_CONN_AUTOCONFIG_SECONDARY_URL:
             case INTERNET_PER_CONN_AUTOCONFIG_RELOAD_DELAY_MINS:
             case INTERNET_PER_CONN_AUTOCONFIG_LAST_DETECT_TIME: