+ /* NB: p, section, option validated by uci_lookup */
+ UCI_INTERNAL(uci_lookup, ctx, &e, p, section, option);
+
+ ctx->internal = internal;
+ return uci_del_element(ctx, e);
+}
+
+int uci_set(struct uci_context *ctx, struct uci_package *p, const char *section, const char *option, const char *value, struct uci_element **result)
+{
+ /* NB: UCI_INTERNAL use means without history tracking */
+ bool internal = ctx->internal;
+ struct uci_element *e = NULL;
+ struct uci_section *s = NULL;
+ struct uci_option *o = NULL;
+
+ UCI_HANDLE_ERR(ctx);
+ UCI_ASSERT(ctx, p != NULL);
+ UCI_ASSERT(ctx, uci_validate_name(section));
+ if (option) {
+ UCI_ASSERT(ctx, uci_validate_name(option));
+ UCI_ASSERT(ctx, value != NULL);
+ } else {
+ UCI_ASSERT(ctx, uci_validate_str(value, false));
+ }
+
+ /*
+ * look up the package, section and option (if set)
+ * if the section/option is to be modified and it is not found
+ * create a new element in the appropriate list
+ */
+ e = uci_lookup_list(&p->sections, section);
+ if (!e)
+ goto notfound;
+
+ s = uci_to_section(e);
+ if (ctx->pctx && ctx->pctx->merge)
+ ctx->pctx->section = s;
+
+ if (option) {
+ e = uci_lookup_list(&s->options, option);
+ if (!e)
+ goto notfound;
+ o = uci_to_option(e);