sys_readv

kernel::abi::linux::riscv64::fs

Function sys_readv 

Source 
pub fn sys_readv(abi: &mut LinuxRiscv64Abi, trapframe: &mut Trapframe) -> usize
Expand description

Linux readv system call implementation

This system call reads data into multiple buffers (iovec) in a single call.

§Arguments

  • fd: File descriptor
  • iovec: Array of iovec structures
  • iovcnt: Number of elements in the array

§Returns

  • On success: number of bytes read
  • On error: usize::MAX