How to get service order Attachment link in report?

Hi Team,

My requirement is i want to develop one report ,based on service order get the attachments and add this report to service order webui screen by using the URL settings.first how to get  attachments in report .could you please help here.

user parameter is Service order ,In this report user enters service order number 9999999,and execute just we want message like this service order don't have any attachments,if any attachments are there just it is showing message yes its have attachments like that.how to do this any function module or badi please help.

Thanks in advance.

Thanks For your support!

Thanks

Kalpana