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10 Posted Topics
 | Re: com vs. exe [B]Com structure :=>[/B] jump here data1 db ? data2 db ? . . . . here : call ActualCode . . . . call _exit [B]EXE structure [/B] db 'MZ' 510 byte or more in multiple of 16 :=> MZ header which contains jump ip,SP,BP,filesize in paragraph,number of relocatable entry, …  |
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| | Linux runs in 32bit protected mode whre all ports are blocked . The code u r showing will only gonna work in real mode (i.e. 16 bit , MsDos style). If you really need to execute in/out instruction then consider coding the above prog as a device driver or kernel …  |
| | Mainly used in TSR programming in old days , where old IVT vector function 's address is stored as a pointer to a function. |
 | Re: DLL injection Just do a while(1) loop and inside read all running prosesses by using PSAPI . CreateToolhelpSnapshot(..) as far i can remember . Next do a CreateRemoteThread for all process (you need to have suffiecient permission , u can override it). Next Run the thread by ResumeThread or RunThread ... (can't … |
| | Var contains data which will be evaluated as ASCII , but as 4 is in deciaml it will be evaluated as ASCII value 4 , which is a nonprintable chracter. [B]You need to convert 4 to ASCII "4" [/B] . To convert 4 to ASCII "4" you need to add … |
| | You need to learn how to write network programming using Socket . Use the socket to connect to a host by ip or resolve the ip by DNS search , and to the port 23. Upon connect you need to parse the user input as a prompt . It will … |
| | You r tring to write a GUI programming but using Console output . Please change the Console.**** to something else in GUI |
| | DOS uses a internal DTA buffer to do it's internal disk access job. Also u shold not interrupt the DOS in the middle of some work.. As DOS in nonreentrant. U shold check the status of DOS BUSY FLAG , if it is 0 then run ur code or sheddule … |
| | Dear all members, I have a problem . As i use dial up network as a mean to get to the internet it is some times costly to upload my code to internet and then test . As i am learning PHP recently , if any body suggest any way …  |
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