syscall.sh / sh / readlink
readlink
read value of a symbolic link
sys_readlink(const char *path, char *buf, int bufsiz)| number | 85 (0x55) |
|---|---|
| abi | common |
| entry point | sys_readlink |
| since | Linux 5.0 |
| man page | readlink(2) |
| source | elixir.bootlin.com |
Registers
| register | value |
|---|---|
r3 | 85, the syscall number |
r4 | const char *path |
r5 | char *buf |
r6 | int bufsiz |
r0 | the return value |
Then run trapa #31 to enter the kernel.
Same syscall on other architectures
- x64 89
- x86 85
- arm 85
- x32 1073741913
- ppc64 85
- ppc 85
- s390x 85
- mips64 5087
- mipsn32 6087
- mipso32 4085
- alpha 58
- m68k 85
- microblaze 85
- parisc 85
- sparc 58
- sparc64 58
- xtensa 35
Get this as JSON: https://api.syscall.sh/v2/syscalls/sh/readlink