#include <stdlib.h>

#include <assert.h>

#include <stdio.h>

#include "node.h"

#include "houdini.h"

#include "cmark.h"

#include "buffer.h"

int cmark_version(void) { return CMARK_VERSION; }

const char *cmark_version_string(void) { return CMARK_VERSION_STRING; }

static void *xcalloc(size_t nmem, size_t size) {

  void *ptr = calloc(nmem, size);

  if (!ptr) {

    fprintf(stderr, "[cmark] calloc returned null pointer, aborting\n");

    abort();

  }

  return ptr;

}

static void *xrealloc(void *ptr, size_t size) {

  void *new_ptr = realloc(ptr, size);

  if (!new_ptr) {

    fprintf(stderr, "[cmark] realloc returned null pointer, aborting\n");

    abort();

  }

  return new_ptr;

}

cmark_mem DEFAULT_MEM_ALLOCATOR = {xcalloc, xrealloc, free};

cmark_mem *cmark_get_default_mem_allocator(void) {

  return &DEFAULT_MEM_ALLOCATOR;

}

char *cmark_markdown_to_html(const char *text, size_t len, int options) {

  cmark_node *doc;

  char *result;

  doc = cmark_parse_document(text, len, options);

  result = cmark_render_html(doc, options);

  cmark_node_free(doc);

  return result;

}