syscall.sh / nios2 / recvmsg
recvmsg
receive a message from a socket
sys_recvmsg(int fd, struct user_msghdr *msg, unsigned int flags)| number | 212 (0xd4) |
|---|---|
| abi | common |
| entry point | sys_recvmsg |
| since | Linux 3.19 |
| man page | recvmsg(2) |
| source | elixir.bootlin.com |
Registers
| register | value |
|---|---|
r2 | 212, the syscall number |
r4 | int fd |
r5 | struct user_msghdr *msg |
r6 | unsigned int flags |
r2 | the return value |
Then run trap to enter the kernel.
Same syscall on other architectures
- x64 47
- x86 372
- arm64 212
- arm 297
- riscv64 212
- x32 1073742343
- loongarch64 212
- ppc64 342
- ppc 342
- s390x 372
- mips64 5046
- mipsn32 6046
- mipso32 4177
- alpha 113
- arc 212
- csky 212
- hexagon 212
- m68k 369
- microblaze 361
- openrisc 212
- parisc 184
- sh 356
- sparc 113
- sparc64 113
- xtensa 107
Get this as JSON: https://api.syscall.sh/v2/syscalls/nios2/recvmsg