syscall.sh / csky / truncate64
truncate64
truncate a file to a specified length
sys_truncate64(const char *path, loff_t length)| number | 45 (0x2d) |
|---|---|
| abi | 32 |
| entry point | sys_truncate64 |
| since | Linux 4.20 |
| man page | truncate64(2) |
| source | elixir.bootlin.com |
Registers
| register | value |
|---|---|
r7 | 45, the syscall number |
a0 | const char *path |
a1 | loff_t length |
a0 | the return value |
Then run trap 0 to enter the kernel.
Same syscall on other architectures
- x86 193
- arm 193
- ppc 193
- mipso32 4211
- arc 45
- hexagon 45
- m68k 193
- microblaze 193
- nios2 45
- openrisc 45
- parisc 199
- sh 193
- sparc 77
- xtensa 28
Get this as JSON: https://api.syscall.sh/v2/syscalls/csky/truncate64