gobuffer: Add gobuffer__sort() helper

Add a helper to sort the gobuffer. Trivial wrapper around qsort(). Committer notes: As pointed out by Alan Maguire, there is no need to cast the first qsort() argument to void, remove that cast. Reviewed-by: Alan Maguire <[email protected]> Signed-off-by: Daniel Xu <[email protected]> Cc: Alexei Starovoitov <[email protected]> Cc: Andrii Nakryiko <[email protected]> Cc: Daniel Borkmann <[email protected]> Cc: Eduard Zingerman <[email protected]> Cc: Jiri Olsa <[email protected]> Cc: Quentin Monnet <[email protected]> Link: https://lore.kernel.org/r/ba9ff49e099583ab854d3d3c8c215c3ca1b6f930.1711389163.git.dxu@dxuuu.xyz Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
Karinza38 · Apr 23, 2024 · 2046cc5 · 2046cc5
1 parent 9aba4c9
commit 2046cc5
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diff --git a/gobuffer.c b/gobuffer.c
@@ -102,6 +102,11 @@ void gobuffer__copy(const struct gobuffer *gb, void *dest)
 	}
 }
 
+void gobuffer__sort(struct gobuffer *gb, unsigned int size, int (*compar)(const void *, const void *))
+{
+	qsort(gb->entries, gb->nr_entries, size, compar);
+}
+
 const void *gobuffer__compress(struct gobuffer *gb, unsigned int *size)
 {
 	z_stream z = {

diff --git a/gobuffer.h b/gobuffer.h
@@ -21,6 +21,8 @@ void __gobuffer__delete(struct gobuffer *gb);
 
 void gobuffer__copy(const struct gobuffer *gb, void *dest);
 
+void gobuffer__sort(struct gobuffer *gb, unsigned int size, int (*compar)(const void *, const void *));
+
 int gobuffer__add(struct gobuffer *gb, const void *s, unsigned int len);
 int gobuffer__allocate(struct gobuffer *gb, unsigned int len);