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pidref: export hash funcs

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That way we can use them for definition of additional hash_ops that map
pidrefs to arbitrary other resources.
This commit is contained in:
Lennart Poettering 2025-02-28 09:50:29 +01:00
parent a147e72add
commit 2ad187fb68
2 changed files with 6 additions and 2 deletions
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4
src/basic/pidref.c
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@ -457,11 +457,11 @@ bool pidref_is_automatic(const PidRef *pidref) {
return pidref && pid_is_automatic(pidref->pid);
}
static void pidref_hash_func(const PidRef *pidref, struct siphash *state) {
void pidref_hash_func(const PidRef *pidref, struct siphash *state) {
siphash24_compress_typesafe(pidref->pid, state);
}
static int pidref_compare_func(const PidRef *a, const PidRef *b) {
int pidref_compare_func(const PidRef *a, const PidRef *b) {
return CMP(a->pid, b->pid);
}

4
src/basic/pidref.h
View File

@ -108,5 +108,9 @@ int pidref_verify(const PidRef *pidref);
#define TAKE_PIDREF(p) TAKE_GENERIC((p), PidRef, PIDREF_NULL)
struct siphash;
void pidref_hash_func(const PidRef *pidref, struct siphash *state);
int pidref_compare_func(const PidRef *a, const PidRef *b);
extern const struct hash_ops pidref_hash_ops;
extern const struct hash_ops pidref_hash_ops_free; /* Has destructor call for pidref_free(), i.e. expects heap allocated PidRef as keys */