| extern int map_fd[MAX_MAPS]; |
| extern int prog_fd[MAX_PROGS]; |
| extern int event_fd[MAX_PROGS]; |
| /* parses elf file compiled by llvm .c->.o |
| * . parses 'maps' section and creates maps via BPF syscall |
| * . parses 'license' section and passes it to syscall |
| * . parses elf relocations for BPF maps and adjusts BPF_LD_IMM64 insns by |
| * storing map_fd into insn->imm and marking such insns as BPF_PSEUDO_MAP_FD |
| * . loads eBPF programs via BPF syscall |
| * One ELF file can contain multiple BPF programs which will be loaded |
| * and their FDs stored stored in prog_fd array |
| * returns zero on success |
| int load_bpf_file(char *path); |
| void read_trace_pipe(void); |