syscall.sh / x64 / getpeername
getpeername
get name of connected peer socket
sys_getpeername(int fd, struct sockaddr *usockaddr, int *usockaddr_len)| number | 52 (0x34) |
|---|---|
| abi | common |
| entry point | sys_getpeername |
| since | Linux 3.3 |
| man page | getpeername(2) |
| source | elixir.bootlin.com |
Registers
| register | value |
|---|---|
rax | 52, the syscall number |
rdi | int fd |
rsi | struct sockaddr *usockaddr |
rdx | int *usockaddr_len |
rax | the return value |
Then run syscall to enter the kernel.
Same syscall on other architectures
- x86 368
- arm64 205
- arm 287
- riscv64 205
- x32 1073741876
- loongarch64 205
- ppc64 332
- ppc 332
- s390x 368
- mips64 5051
- mipsn32 6051
- mipso32 4171
- alpha 141
- arc 205
- csky 205
- hexagon 205
- m68k 365
- microblaze 352
- nios2 205
- openrisc 205
- parisc 53
- sh 346
- sparc 141
- sparc64 141
- xtensa 105
Get this as JSON: https://api.syscall.sh/v2/syscalls/x64/getpeername