| 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
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| 2 | #ifndef _PERF_DEBUGINFO_H |
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| 3 | #define _PERF_DEBUGINFO_H |
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| 4 | |
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| 5 | #include <errno.h> |
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| 6 | #include <linux/compiler.h> |
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| 7 | |
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| 8 | #ifdef HAVE_LIBDW_SUPPORT |
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| 9 | |
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| 10 | #include "dwarf-aux.h" |
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| 11 | |
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| 12 | /* debug information structure */ |
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| 13 | struct debuginfo { |
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| 14 | Dwarf *dbg; |
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| 15 | Dwfl_Module *mod; |
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| 16 | Dwfl *dwfl; |
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| 17 | Dwarf_Addr bias; |
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| 18 | const unsigned char *build_id; |
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| 19 | }; |
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| 20 | |
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| 21 | /* This also tries to open distro debuginfo */ |
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| 22 | struct debuginfo *debuginfo__new(const char *path); |
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| 23 | void debuginfo__delete(struct debuginfo *dbg); |
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| 24 | |
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| 25 | int debuginfo__get_text_offset(struct debuginfo *dbg, Dwarf_Addr *offs, |
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| 26 | bool adjust_offset); |
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| 27 | |
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| 28 | #else /* HAVE_LIBDW_SUPPORT */ |
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| 29 | |
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| 30 | /* dummy debug information structure */ |
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| 31 | struct debuginfo { |
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| 32 | }; |
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| 33 | |
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| 34 | static inline struct debuginfo *debuginfo__new(const char *path __maybe_unused) |
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| 35 | { |
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| 36 | return NULL; |
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| 37 | } |
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| 38 | |
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| 39 | static inline void debuginfo__delete(struct debuginfo *dbg __maybe_unused) |
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| 40 | { |
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| 41 | } |
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| 42 | |
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| 43 | typedef void Dwarf_Addr; |
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| 44 | |
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| 45 | static inline int debuginfo__get_text_offset(struct debuginfo *dbg __maybe_unused, |
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| 46 | Dwarf_Addr *offs __maybe_unused, |
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| 47 | bool adjust_offset __maybe_unused) |
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| 48 | { |
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| 49 | return -EINVAL; |
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| 50 | } |
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| 51 | |
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| 52 | #endif /* HAVE_LIBDW_SUPPORT */ |
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| 53 | |
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| 54 | #ifdef HAVE_DEBUGINFOD_SUPPORT |
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| 55 | int get_source_from_debuginfod(const char *raw_path, const char *sbuild_id, |
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| 56 | char **new_path); |
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| 57 | #else /* HAVE_DEBUGINFOD_SUPPORT */ |
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| 58 | static inline int get_source_from_debuginfod(const char *raw_path __maybe_unused, |
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| 59 | const char *sbuild_id __maybe_unused, |
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| 60 | char **new_path __maybe_unused) |
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| 61 | { |
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| 62 | return -ENOTSUP; |
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| 63 | } |
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| 64 | #endif /* HAVE_DEBUGINFOD_SUPPORT */ |
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| 65 | |
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| 66 | #endif /* _PERF_DEBUGINFO_H */ |
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| 67 | |
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