Elf64_Phdr

[Sasha Da Rocha Pinheiro]

 What happens if I call elf64_newphdr() on the same Elf * but with different size_t __cnt? 
 What happens to the previous headers?
 
 
 Sasha
 
   
From: Mark Wielaard <mark@klomp.org>
 Sent: Tuesday, June 25, 2019 12:56:04 AM
 To: Sasha Da Rocha Pinheiro; Frank Ch. Eigler
 Cc: elfutils-devel@sourceware.org
 Subject: Re: Elf64_Phdr 
   
 
On Tue, 2019-06-25 at 05:22 +0000, Sasha Da Rocha Pinheiro wrote:
 >   Oh, of course, that might be it. 
 >    
 >  Do you know if when it's open with write permission, changes will be
 > mapped back to the file?
 
 That depends on whether it is opened with mmap MAP_PRIVATE
 (ELF_C_READ_MMAP_PRIVATE,) or not.
 
 Cheers,
 
 Mark