syscall.sh / sh / rt_sigprocmask
rt_sigprocmask
examine and change blocked signals
sys_rt_sigprocmask(int how, sigset_t *nset, sigset_t *oset, size_t sigsetsize)| number | 175 (0xaf) |
|---|---|
| abi | common |
| entry point | sys_rt_sigprocmask |
| since | Linux 5.0 |
| man page | rt_sigprocmask(2) |
| source | elixir.bootlin.com |
Registers
| register | value |
|---|---|
r3 | 175, the syscall number |
r4 | int how |
r5 | sigset_t *nset |
r6 | sigset_t *oset |
r7 | size_t sigsetsize |
r0 | the return value |
Then run trapa #31 to enter the kernel.
Same syscall on other architectures
- x64 14
- x86 175
- arm64 135
- arm 175
- riscv64 135
- x32 1073741838
- loongarch64 135
- ppc64 174
- ppc 174
- s390x 175
- mips64 5014
- mipsn32 6014
- mipso32 4195
- alpha 353
- arc 135
- csky 135
- hexagon 135
- m68k 175
- microblaze 175
- nios2 135
- openrisc 135
- parisc 175
- sparc 103
- sparc64 103
- xtensa 227
Get this as JSON: https://api.syscall.sh/v2/syscalls/sh/rt_sigprocmask