From 870e63be7360b5a0097a27656048e853bc720464 Mon Sep 17 00:00:00 2001
From: John MacFarlane <jgm@berkeley.edu>
Date: Mon, 21 Jul 2014 22:29:16 -0700
Subject: Initial commit

---
 src/stmd.h | 121 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 121 insertions(+)
 create mode 100644 src/stmd.h

(limited to 'src/stmd.h')

diff --git a/src/stmd.h b/src/stmd.h
new file mode 100644
index 0000000..5e34399
--- /dev/null
+++ b/src/stmd.h
@@ -0,0 +1,121 @@
+#include <stdbool.h>
+#include "bstrlib.h"
+#include "uthash.h"
+
+#define VERSION "0.1"
+#define CODE_INDENT 4
+
+typedef struct Inline {
+  enum { str, softbreak, linebreak, code, raw_html, entity,
+         emph, strong, link, image } tag;
+  union {
+    bstring                  literal;
+    struct Inline*           inlines;
+    struct { struct Inline*  label;
+             bstring         url;
+             bstring         title;
+           } linkable;
+  } content;
+  struct Inline*             next;
+} inl;
+
+typedef struct Reference {
+  bstring         label;
+  bstring         url;
+  bstring         title;
+  UT_hash_handle  hh;      // used by uthash
+} reference;
+
+typedef struct Subject {
+  bstring        buffer;
+  int            pos;
+  reference**    reference_map;
+  int            label_nestlevel;
+} subject;
+
+// Types for blocks
+
+struct ListData {
+  enum { bullet,
+         ordered }  list_type;
+  int               marker_offset;
+  int               padding;
+  int               start;
+  enum { period,
+         parens }   delimiter;
+  unsigned char     bullet_char;
+  bool              tight;
+};
+
+struct FencedCodeData {
+  int               fence_length;
+  int               fence_offset;
+  char              fence_char;
+  bstring           info;
+};
+
+typedef struct Block {
+  enum { document,
+         block_quote,
+         list,
+         list_item,
+         fenced_code,
+         indented_code,
+         html_block,
+         paragraph,
+         atx_header,
+         setext_header,
+         hrule,
+         reference_def
+  }                  tag;
+  int                start_line;
+  int                start_column;
+  int                end_line;
+  bool               open;
+  bool               last_line_blank;
+  struct Block*      children;
+  struct Block*      last_child;
+  struct Block*      parent;
+  struct Block*      top;
+  bstring            string_content;
+  inl*               inline_content;
+  union  {
+    struct ListData       list_data;
+    struct FencedCodeData fenced_code_data;
+    int                   header_level;
+    reference**           refmap;
+    }                     attributes;
+  struct Block *     next;
+  struct Block *     prev;
+} block;
+
+int parse_inline(subject* subj, inl ** last);
+inl* parse_inlines(bstring input, reference** refmap);
+inl* parse_inlines_while(subject* subj, int (*f)(subject*));
+void free_inlines(inl* e);
+int parse_reference(bstring input, reference** refmap);
+void free_reference(reference *ref);
+void free_reference_map(reference **refmap);
+reference* make_reference(bstring label, bstring url, bstring title);
+reference* lookup_reference(reference** refmap, bstring label);
+void add_reference(reference** refmap, reference* ref);
+int unescape(bstring s);
+
+extern block* make_document();
+extern block* add_child(block* parent,
+                        int block_type, int start_line, int start_column);
+void free_blocks(block* e);
+
+// FOR NOW:
+int process_inlines(block* cur, reference** refmap);
+int incorporate_line(bstring ln, int line_number, block** curptr);
+int finalize(block* b, int line_number);
+
+void print_inlines(inl* ils, int indent);
+void print_blocks(block* blk, int indent);
+
+int blocks_to_html(block* b, bstring* result, bool tight);
+int inlines_to_html(inl* b, bstring* result);
+
+int bdetab(bstring s, int utf8);
+
-- 
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