mprotect¤

usage: mprotect [-h] addr length prot

Calls the mprotect syscall and prints its result value.

Note that the mprotect syscall may fail for various reasons (see man mprotect) and a non-zero error return value can be decoded with the errno <value> command.

Positional arguments¤

Positional Argument	Help
addr	Page-aligned address to all mprotect on.
length	Count of bytes to call mprotect on. Needs to be multiple of page size.
prot	Prot string as in mprotect(2). Eg. "PROT_READ\|PROT_EXEC", "rx", or "5"

Optional arguments¤

Short	Long	Help
-h	--help	show this help message and exit

Examples¤

mprotect $rsp 4096 PROT_READ|PROT_WRITE|PROT_EXEC
mprotect $rsp 4096 rwx
mprotect $rsp 4096 7
mprotect some_symbol 0x1000 PROT_NONE