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libbpf: Add elf_resolve_syms_offsets function

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Adding elf_resolve_syms_offsets function that looks up
offsets for symbols specified in syms array argument.

Offsets are returned in allocated array with the 'cnt' size,
that needs to be released by the caller.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Link: https://lore.kernel.org/r/20230809083440.3209381-12-jolsa@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
This commit is contained in:
Jiri Olsa
2023-08-09 10:34:23 +02:00
committed by Andrii Nakryiko
parent b7ec9d9669
commit 91fd655644
2 changed files with 112 additions and 0 deletions
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src/libbpf_internal.h
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@@ -589,4 +589,6 @@ struct elf_fd {
int elf_open(const char *binary_path, struct elf_fd *elf_fd);
void elf_close(struct elf_fd *elf_fd);
int elf_resolve_syms_offsets(const char *binary_path, int cnt,
const char **syms, unsigned long **poffsets);
#endif /* __LIBBPF_LIBBPF_INTERNAL_H */