static int
yaml_parser_load_scalar(yaml_parser_t *parser, yaml_event_t *first_event)
{
yaml_node_t node;
int index;
yaml_char_t *tag = first_event->data.scalar.tag;
if (!STACK_LIMIT(parser, parser->document->nodes, INT_MAX-1)) goto error;
if (!tag || strcmp((char *)tag, "!") == 0) {
yaml_free(tag);
tag = yaml_strdup((yaml_char_t *)YAML_DEFAULT_SCALAR_TAG);
if (!tag) goto error;
}
SCALAR_NODE_INIT(node, tag, first_event->data.scalar.value,
first_event->data.scalar.length, first_event->data.scalar.style,
first_event->start_mark, first_event->end_mark);
if (!PUSH(parser, parser->document->nodes, node)) goto error;
index = (int)(parser->document->nodes.top - parser->document->nodes.start);
if (!yaml_parser_register_anchor(parser, index,
first_event->data.scalar.anchor)) return 0;
return index;
error:
yaml_free(tag);
yaml_free(first_event->data.scalar.anchor);
yaml_free(first_event->data.scalar.value);
return 0;
}
yaml_document_add_scalar(yaml_document_t *document,
yaml_char_t *tag, yaml_char_t *value, int length,
yaml_scalar_style_t style)
{
struct {
yaml_error_type_t error;
} context;
yaml_mark_t mark = { 0, 0, 0 };
yaml_char_t *tag_copy = NULL;
yaml_char_t *value_copy = NULL;
yaml_node_t node;
assert(document); /* Non-NULL document object is expected. */
assert(value); /* Non-NULL value is expected. */
if (!tag) {
tag = (yaml_char_t *)YAML_DEFAULT_SCALAR_TAG;
}
if (!yaml_check_utf8(tag, strlen((char *)tag))) goto error;
tag_copy = yaml_strdup(tag);
if (!tag_copy) goto error;
if (length < 0) {
length = strlen((char *)value);
}
if (!yaml_check_utf8(value, length)) goto error;
value_copy = yaml_malloc(length+1);
if (!value_copy) goto error;
memcpy(value_copy, value, length);
value_copy[length] = '\0';
SCALAR_NODE_INIT(node, tag_copy, value_copy, length, style, mark, mark);
if (!PUSH(&context, document->nodes, node)) goto error;
return document->nodes.top - document->nodes.start;
error:
yaml_free(tag_copy);
yaml_free(value_copy);
return 0;
}