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33 lines
858 B
33 lines
858 B
#ifndef __BPF_LOAD_H |
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#define __BPF_LOAD_H |
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#define MAX_MAPS 32 |
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#define MAX_PROGS 32 |
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extern int map_fd[MAX_MAPS]; |
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extern int prog_fd[MAX_PROGS]; |
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extern int event_fd[MAX_PROGS]; |
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/* parses elf file compiled by llvm .c->.o |
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* . parses 'maps' section and creates maps via BPF syscall |
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* . parses 'license' section and passes it to syscall |
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* . parses elf relocations for BPF maps and adjusts BPF_LD_IMM64 insns by |
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* storing map_fd into insn->imm and marking such insns as BPF_PSEUDO_MAP_FD |
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* . loads eBPF programs via BPF syscall |
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* |
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* One ELF file can contain multiple BPF programs which will be loaded |
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* and their FDs stored stored in prog_fd array |
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* |
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* returns zero on success |
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*/ |
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int load_bpf_file(char *path); |
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void read_trace_pipe(void); |
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struct ksym { |
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long addr; |
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char *name; |
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}; |
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int load_kallsyms(void); |
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struct ksym *ksym_search(long key); |
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#endif
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