xref: /illumos-gate/usr/src/tools/smatch/src/ast-model.h (revision 1f5207b7604fb44407eb4342aff613f7c4508508)
1 
2 /*
3  * ast-model.h
4  *
5  * Copyright (C) 2010 Christopher Li.
6  *
7  */
8 
9 #ifndef _ast_model_h_
10 #define _ast_model_h_
11 
12 #include <stdint.h>
13 #include <gtk/gtk.h>
14 #include "lib.h"
15 
16 #define AST_TYPE_NODE                  (ast_get_type ())
17 #define AST_NODE(obj)                  (G_TYPE_CHECK_INSTANCE_CAST ((obj), AST_TYPE_NODE, AstNode))
18 #define AST_NODE_CLASS(klass)          (G_TYPE_CHECK_CLASS_CAST ((klass),  AST_TYPE_NODE, AstNodeClass))
19 #define AST_IS_NODE(obj)               (G_TYPE_CHECK_INSTANCE_TYPE ((obj), AST_TYPE_NODE))
20 #define AST_IS_NODE_CLASS(klass)       (G_TYPE_CHECK_CLASS_TYPE ((klass),  AST_TYPE_NODE))
21 #define AST_NODE_GET_CLASS(obj)        (G_TYPE_INSTANCE_GET_CLASS ((obj),  AST_TYPE_NODE, AstNodeClass))
22 
23 enum
24 {
25 	AST_COL_RECORD = 0,
26 	AST_COL_NAME,
27 	AST_N_COLUMNS,
28 } ;
29 
30 
31 typedef struct AstNode AstNode;
32 typedef struct AstNodeClass AstNodeClass;
33 
34 
35 
36 /* AstNode: this structure contains everything we need for our
37  *             model implementation. You can add extra fields to
38  *             this structure, e.g. hashtables to quickly lookup
39  *             rows or whatever else you might need, but it is
40  *             crucial that 'parent' is the first member of the
41  *             structure.                                          */
42 
43 struct AstNode
44 {
45 	GObject         base;      /* this MUST be the first member */
46 
47 	AstNode	*parent;
48 	int index;
49 	const gchar *text;
50 	void (*inspect)(struct AstNode* node);
51 	void *ptr;
52 	GArray *childnodes;
53 	gint stamp;
54 };
55 
56 
57 
58 /* AstNodeClass: more boilerplate GObject stuff */
59 
60 struct AstNodeClass
61 {
62 	GObjectClass base_class;
63 };
64 
65 
66 GType ast_get_type(void);
67 AstNode* ast_new(AstNode *parent, int index, const char *prefix, void *ptr, void (*expand)(AstNode*));
68 
69 
70 static inline
ast_append_child(AstNode * parent,const char * text,void * ptr,void (* inspect)(AstNode *))71 AstNode* ast_append_child(AstNode *parent, const char *text,
72 			   void *ptr, void (*inspect)(AstNode*))
73 {
74 	if (ptr) {
75 		AstNode *child = ast_new(parent, parent->childnodes->len,
76 						text, ptr, inspect);
77 		g_array_append_val(parent->childnodes, child);
78 		return child;
79 	}
80 	return NULL;
81 }
82 
83 static inline
ast_append_attribute(AstNode * parent,const char * text)84 void ast_append_attribute(AstNode *parent, const char *text)
85 {
86 	AstNode *child = ast_new(parent, parent->childnodes->len, text, NULL, NULL);
87 	g_array_append_val(parent->childnodes, child);
88 }
89 
90 #endif /* _ast_h_*/
91