keyword: Add `get_keyword_cb`, and add `get_callback` to `struct keyword`

This will be used for creating a getter callback for keywords.

I also renamed `keyword_cb` to `set_keyword_cb`, aswell as renamed
`callback` to `set_callback` in `struct keyword`.

1 files changed, 1 insertions, 1 deletions

diff --git a/keyword.c b/keyword.c
index 16db0a2..24db8d9 100644
--- a/keyword.c
+++ b/keyword.c
@@ -46,7 +46,7 @@ keyword_val get_keyword_value(const keyword *key, char *value, int *error) {
 }
 
 int set_keyword(const keyword *key, keyword_val val, void *ret, void *ctx) {
-	const int callback_ret = (key->callback != NULL) ? key->callback(ctx, ret, key, val) : 0;
+	const int callback_ret = (key->set_callback != NULL) ? key->set_callback(ctx, ret, key, val) : 0;
 	if (callback_ret < 0 || callback_ret > 0) {
 		return (callback_ret > 0) ? 0 : 5;
 	} else {