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25 lines
564 B
25 lines
564 B
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef __TRACE_HELPER_H |
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#define __TRACE_HELPER_H |
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#include <bpf/libbpf.h> |
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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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long ksym_get_addr(const char *name); |
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/* open kallsyms and find addresses on the fly, faster than load + search. */ |
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int kallsyms_find(const char *sym, unsigned long long *addr); |
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void read_trace_pipe(void); |
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ssize_t get_uprobe_offset(const void *addr, ssize_t base); |
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ssize_t get_base_addr(void); |
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ssize_t get_rel_offset(uintptr_t addr); |
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#endif
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