From 69a8f08f3e7cc0a9121c7fdb3499081fb2e34ddf Mon Sep 17 00:00:00 2001 From: wm4 Date: Wed, 16 Jul 2014 22:40:12 +0200 Subject: tags: add copy function --- common/tags.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'common/tags.c') diff --git a/common/tags.c b/common/tags.c index 03765272df..c722d5d89c 100644 --- a/common/tags.c +++ b/common/tags.c @@ -61,6 +61,19 @@ void mp_tags_clear(struct mp_tags *tags) talloc_free_children(tags); } +struct mp_tags *mp_tags_dup(void *tparent, struct mp_tags *tags) +{ + struct mp_tags *new = talloc_zero(tparent, struct mp_tags); + MP_RESIZE_ARRAY(new, new->keys, tags->num_keys); + MP_RESIZE_ARRAY(new, new->values, tags->num_keys); + new->num_keys = tags->num_keys; + for (int n = 0; n < tags->num_keys; n++) { + new->keys[n] = talloc_strdup(new, tags->keys[n]); + new->values[n] = talloc_strdup(new, tags->values[n]); + } + return new; +} + void mp_tags_merge(struct mp_tags *tags, struct mp_tags *src) { for (int n = 0; n < src->num_keys; n++) -- cgit v1.2.3