libbpf: Factor out common ELF operations and improve logging

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Factor out common ELF operations done throughout the libbpf. This simplifies
usage across multiple places in libbpf, as well as hide error reporting from
higher-level functions and make error logging more consistent.

Signed-off-by: Andrii Nakryiko <andriin@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20200820231250.1293069-3-andriin@fb.com

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Andrii Nakryiko 2020-08-20 16:12:36 -07:00 • committed by Alexei Starovoitov

parent 3ac2e20fba

commit 88a8212028

1 changed files with 206 additions and 161 deletions

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tools/lib/bpf/libbpf.c

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