set FileType And Creator on i386 x86_64

setFileTypeAndCreator.m

//i386 x86_64用
//needs CoreServices.framework

BOOL setFileTypeAndCreator(NSString* asFilePath, const char* typeStr, const char* creatorStr);
UInt32 OSTypeFromString(const char* inStr);

UInt32 OSTypeFromString(const char* inStr)
{
    UInt32 outType;
    char *buff;
    if(strlen(inStr)!=4){
        outType=0;
    }else{
        buff=(char*)&outType;
        *(buff)=*(inStr+3);
        *(buff+1)=*(inStr+2);
        *(buff+2)=*(inStr+1);
        *(buff+3)=*(inStr);
    }
    return outType;
}

BOOL setFileTypeAndCreator(NSString* asFilePath, const char* typeStr, const char* creatorStr){
    BOOL result=NO;
    UInt32 fType=OSTypeFromString(typeStr);
    UInt32 fCreator=OSTypeFromString(creatorStr);
    FSRef fRef;
    FSCatalogInfo catInfo;
    FInfo *finderInfo = (FInfo *)&(catInfo.finderInfo);
    CFURLRef url;
    
    //LOG(@"%s,%s=%d,%d",typeStr,creatorStr,fType,fCreator);

    url=CFURLCreateWithFileSystemPath(kCFAllocatorDefault, (CFStringRef)asFilePath, kCFURLPOSIXPathStyle, false);
    if(CFURLGetFSRef(url, &fRef)){
        if (FSGetCatalogInfo(&fRef, kFSCatInfoFinderInfo, &catInfo, NULL, NULL, NULL) == noErr){
            finderInfo->fdCreator = fCreator;
            finderInfo->fdType = fType;
            //if(fCreator==0)finderInfo->fdFlags &= ~kHasBeenInited;
            if (FSSetCatalogInfo(&fRef, kFSCatInfoFinderInfo, &catInfo)==noErr) {
                result=YES;
            }
        }
        CFRelease(url);
    }
    return result;
}