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602117e8bb
Otherwise valgrind tells you when you test a hash; you want to know if you hash uninitialized memory long before that. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
19 lines
516 B
C
19 lines
516 B
C
#ifndef LIGHTNING_VALGRIND_H
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#define LIGHTNING_VALGRIND_H
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#ifdef VALGRIND_HEADERS
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#include <valgrind/memcheck.h>
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#elif !defined(VALGRIND_CHECK_MEM_IS_DEFINED)
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#define VALGRIND_CHECK_MEM_IS_DEFINED(p, len)
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#define RUNNING_ON_VALGRIND 0
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#endif
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/* Useful for hashing: makes sure we're not hashing crap *before* we use
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* the hash value for something. */
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static inline void *check_mem(const void *data, size_t len)
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{
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VALGRIND_CHECK_MEM_IS_DEFINED(data, len);
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return (void *)data;
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}
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#endif /* LIGHTNING_VALGRIND_H */
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