syscall.sh / x86 / ftruncate64

ftruncate64

truncate a file to a specified length

sys_ia32_ftruncate64(unsigned int fd, loff_t length)
number194 (0xc2)
abii386
entry pointsys_ia32_ftruncate64
sinceLinux 3.3
man pageftruncate64(2)
sourceelixir.bootlin.com

Registers

registervalue
eax194, the syscall number
ebxunsigned int fd
ecxloff_t length
eaxthe return value

Then run int 0x80 to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/x86/ftruncate64