diff options
Diffstat (limited to 'lib/yang.c')
| -rw-r--r-- | lib/yang.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/lib/yang.c b/lib/yang.c index 2aa3539259..dd48d8861b 100644 --- a/lib/yang.c +++ b/lib/yang.c @@ -874,6 +874,60 @@ static void ly_zlog_cb(LY_LOG_LEVEL level, const char *msg, const char *data_pat zlog(priority, "libyang: %s", msg); } +LY_ERR yang_parse_data(const char *xpath, LYD_FORMAT format, bool as_subtree, bool is_oper, + bool validate, const char *data, struct lyd_node **tree) +{ + struct ly_in *in = NULL; + struct lyd_node *subtree = NULL; + uint32_t parse_options = LYD_PARSE_STRICT | LYD_PARSE_ONLY; + uint32_t validate_options = LYD_VALIDATE_PRESENT; + LY_ERR err; + + err = ly_in_new_memory(data, &in); + if (err != LY_SUCCESS) + return err; + + if (as_subtree) { + struct lyd_node *parent; + + /* + * Create the subtree branch from root using the xpath. This + * will be used below to parse the data rooted at the subtree -- + * a common YANG JSON technique (vs XML which starts all + * data trees from the root). + */ + err = lyd_new_path2(NULL, ly_native_ctx, xpath, NULL, 0, 0, 0, &parent, &subtree); + if (err != LY_SUCCESS) + goto done; + err = lyd_find_path(parent, xpath, false, &subtree); + if (err != LY_SUCCESS) + goto done; + } + + if (is_oper) + validate_options |= LYD_VALIDATE_OPERATIONAL; + +#ifdef LYD_VALIDATE_NOT_FINAL + if (!validate) + validate_options |= LYD_VALIDATE_NOT_FINAL; +#endif + + err = lyd_parse_data(ly_native_ctx, subtree, in, format, parse_options, validate_options, + tree); + if (err == LY_SUCCESS && subtree) + *tree = subtree; +done: + ly_in_free(in, 0); + if (err != LY_SUCCESS) { + if (*tree) + lyd_free_all(*tree); + else if (subtree) + lyd_free_all(subtree); + *tree = NULL; + } + return err; +} + LY_ERR yang_parse_notification(const char *xpath, LYD_FORMAT format, const char *data, struct lyd_node **notif) { |