syscall.sh / x32 / getpeername

getpeername

get name of connected peer socket

sys_getpeername(int fd, struct sockaddr *usockaddr, int *usockaddr_len)
number1073741876 (0x40000034)
abicommon
entry pointsys_getpeername
sinceLinux 3.4
man pagegetpeername(2)
sourceelixir.bootlin.com

Registers

registervalue
rax1073741876, the syscall number
rdiint fd
rsistruct sockaddr *usockaddr
rdxint *usockaddr_len
raxthe return value

Then run syscall to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/x32/getpeername