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signal: add signal_list_copy()

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This commit is contained in:
Steffen Vogel 2019-03-08 15:21:22 +01:00
parent 3bab0c9c06
commit 3f6ddaa653
2 changed files with 17 additions and 0 deletions
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1
include/villas/signal.h
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@ -111,6 +111,7 @@ int signal_list_destroy(struct vlist *list);
int signal_list_parse(struct vlist *list, json_t *cfg);
int signal_list_generate(struct vlist *list, unsigned len, enum signal_type fmt);
void signal_list_dump(const struct vlist *list, const union signal_data *data, int len);
int signal_list_copy(struct vlist *dst, const struct vlist *src);
enum signal_type signal_type_from_str(const char *str);

16
lib/signal.c
View file

@ -307,6 +307,22 @@ void signal_list_dump(const struct vlist *list, const union signal_data *data, i
}
}
int signal_list_copy(struct vlist *dst, const struct vlist *src)
{
assert(src->state == STATE_INITIALIZED);
assert(dst->state == STATE_INITIALIZED);
for (size_t i = 0; i < vlist_length(src); i++) {
struct signal *s = (struct signal *) vlist_at_safe(src, i);
signal_incref(s);
vlist_push(dst, s);
}
return 0;
}
/* Signal type */
enum signal_type signal_type_from_str(const char *str)