bpf_prog_create_from_user — create an unattached filter from user buffer
int bpf_prog_create_from_user ( | struct bpf_prog ** pfp, |
| struct sock_fprog * fprog, | |
| bpf_aux_classic_check_t trans, | |
bool save_orig); |
pfpthe unattached filter that is created
fprogthe filter program
transpost-classic verifier transformation handler
save_origsave classic BPF program
This function effectively does the same as bpf_prog_create, only
that it builds up its insns buffer from user space provided buffer.
It also allows for passing a bpf_aux_classic_check_t handler.