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Star Liu wrote:
> I wrote a program to copy the memory content of FFFF0000-FFFFFFFF to a
> file, but it says "Segmentation fault", (i use AMD64 lenny, so the
> address is long), how could i fix it? thanks!
> 
> #include <string.h>
> #include <stdio.h>
> 
> 
> void CopyMemoryToFile(char* FilePath, long StartAddress, long OffSet)
> {
>       FILE* Memory;
>       Memory=fopen (FilePath, "w");
>       if(Memory!=NULL)
>       {
>               void* Start;
>               Start=StartAddress;
>         fwrite(Start, 1, OffSet, Memory);
>     }
>       fclose(Memory);
> 
> }
> int main (void)
> {
>       CopyMemoryToFile("~/cgi-bin_d/Memory",0xFFFF0000,0xFFFF);
>       return 0;
> }
> 
这个cross post也太那个啥啥了吧。

原因在于你这个程序根本就无法寻址0xFFFF0000.
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