|author||Daniel Gröber <email@example.com>||2020-06-24 15:29:58 +0200|
|committer||Pablo Neira Ayuso <firstname.lastname@example.org>||2020-07-01 12:52:38 +0200|
src: Fix nfexp_snprintf return value docs
The docs currently say "[...] Otherwise, 0 is returned." which is just completely wrong. Just like nfct_snprintf the expected buffer size is returned. Signed-off-by: Daniel Gröber <email@example.com> Signed-off-by: Pablo Neira Ayuso <firstname.lastname@example.org>
1 files changed, 3 insertions, 2 deletions
diff --git a/src/expect/api.c b/src/expect/api.c
index 33099d8..39cd092 100644
@@ -795,8 +795,9 @@ int nfexp_catch(struct nfct_handle *h)
* - NFEXP_O_LAYER: include layer 3 information in the output, this is
* *only* required by NFEXP_O_DEFAULT.
- * On error, -1 is returned and errno is set appropiately. Otherwise,
- * 0 is returned.
+ * On error, -1 is returned and errno is set appropiately. Otherwise the
+ * size of what _would_ be written is returned, even if the size of the
+ * buffer is insufficient. This behaviour is similar to snprintf.
int nfexp_snprintf(char *buf,
unsigned int size,