Security-58286.260.20.tar.gz

[apple/security.git] / OSX / libsecurity_utilities / lib / cfmunge.h

diff --git a/OSX/libsecurity_utilities/lib/cfmunge.h b/OSX/libsecurity_utilities/lib/cfmunge.h
index 2b13d3267c55b2582fcd7effa656f9b28d551c03..55a7df9ddd410444da7b2f2ff27ace95f63c0d78 100644 (file)
--- a/OSX/libsecurity_utilities/lib/cfmunge.h
+++ b/OSX/libsecurity_utilities/lib/cfmunge.h
@@ -40,8 +40,11 @@ namespace Security {
 //
 class CFMunge {
 public:
-       CFMunge(const char *fmt, va_list arg);
-       ~CFMunge();
+    // Initialize a CFMunge. We start out with the default CFAllocator, and
+    // we do not throw errors.
+    // CFMunge consumes the va_list, the caller should call va_copy if necessary.
+    CFMunge(const char *fmt, va_list *args)
+        : format(fmt), args(args), allocator(NULL), error(errSecSuccess) { }
 
 protected:
        char next();
@@ -51,7 +54,7 @@ protected:
        
 protected:
        const char *format;
-       va_list args;
+       va_list *args;
        CFAllocatorRef allocator;
        OSStatus error;
 };
@@ -62,7 +65,7 @@ protected:
 //
 class CFMake : public CFMunge {
 public:
-       CFMake(const char *fmt, va_list arg) : CFMunge(fmt, arg) { }
+       CFMake(const char *fmt, va_list *args) : CFMunge(fmt, args) { }
        
        CFTypeRef make();
        CFDictionaryRef addto(CFMutableDictionaryRef dict);
@@ -83,14 +86,14 @@ protected:
 // Make a CF object following a general recipe
 //
 CFTypeRef cfmake(const char *format, ...);
-CFTypeRef vcfmake(const char *format, va_list args);
+CFTypeRef vcfmake(const char *format, va_list *args);
 
 template <class CFType>
 CFType cfmake(const char *format, ...)
 {
        va_list args;
        va_start(args, format);
-       CFType result = CFType(vcfmake(format, args));
+       CFType result = CFType(vcfmake(format, &args));
        va_end(args);
        return result;
 }
@@ -103,17 +106,17 @@ CFDictionaryRef cfadd(CFMutableDictionaryRef dict, const char *format, ...);
 // Cfscan returns false on error; cfget throws.
 //
 bool cfscan(CFTypeRef source, const char *format, ...);
-bool vcfscan(CFTypeRef source, const char *format, va_list args);
+bool vcfscan(CFTypeRef source, const char *format, va_list *args);
 
 CFTypeRef cfget(CFTypeRef source, const char *format, ...);
-CFTypeRef vcfget(CFTypeRef source, const char *format, va_list args);
+CFTypeRef vcfget(CFTypeRef source, const char *format, va_list *args);
 
 template <class CFType>
 CFType cfget(CFTypeRef source, const char *format, ...)
 {
        va_list args;
        va_start(args, format);
-       CFType result = CFType(vcfget(source, format, args));
+       CFType result = CFType(vcfget(source, format, &args));
        va_end(args);
        return (result && CFTraits<CFType>::check(result)) ? result : NULL;
 }
@@ -125,7 +128,7 @@ public:
        {
                va_list args;
                va_start(args, format);
-               this->take(CFType(vcfmake(format, args)));
+               this->take(CFType(vcfmake(format, &args)));
                va_end(args);
        }
 };