Add node constructor and accessors to the public API

The approach I'm taking is to copy inline literals internally to
NULL-terminated C strings if requested by an accessor. This allows to
return a 'const char *' that doesn't have to be freed by the caller.

1 files changed, 27 insertions, 5 deletions

diff --git a/src/cmark.h b/src/cmark.h
index c5ddd5b..522e77e 100644
--- a/src/cmark.h
+++ b/src/cmark.h
@@ -56,8 +56,16 @@ typedef enum {
 typedef struct cmark_node cmark_node;
 typedef struct cmark_doc_parser cmark_doc_parser;
 
-CMARK_EXPORT cmark_node_type
-cmark_node_get_type(cmark_node *node);
+// Construction and destruction
+
+CMARK_EXPORT cmark_node*
+cmark_node_new(cmark_node_type type);
+
+CMARK_EXPORT void
+cmark_node_destroy(cmark_node *node);
+
+CMARK_EXPORT void
+cmark_free_nodes(cmark_node *e);
 
 // Tree traversal
 
@@ -76,6 +84,23 @@ cmark_node_first_child(cmark_node *node);
 CMARK_EXPORT cmark_node*
 cmark_node_last_child(cmark_node *node);
 
+// Accessors
+
+CMARK_EXPORT cmark_node_type
+cmark_node_get_type(cmark_node *node);
+
+CMARK_EXPORT const char*
+cmark_node_get_content(cmark_node *node);
+
+CMARK_EXPORT int
+cmark_node_set_content(cmark_node *node, const char *content);
+
+CMARK_EXPORT const char*
+cmark_node_get_url(cmark_node *node);
+
+CMARK_EXPORT int
+cmark_node_set_url(cmark_node *node, const char *url);
+
 // Tree manipulation
 
 CMARK_EXPORT void
@@ -124,9 +149,6 @@ unsigned char *cmark_render_html(cmark_node *root);
 CMARK_EXPORT
 unsigned char *cmark_markdown_to_html(unsigned char *text, int len);
 
-CMARK_EXPORT
-void cmark_free_nodes(cmark_node *e);
-
 #ifndef CMARK_NO_SHORT_NAMES
   #define NODE_DOCUMENT             CMARK_NODE_DOCUMENT
   #define NODE_BQUOTE               CMARK_NODE_BQUOTE