git-svn-id: http://svn.eurecom.fr/openair4G/trunk@4233 818b1a75-f10b-46b9-bf7c-635c3b92a50f

2013-10-18 15:24:52 +00:00
parent b4dca574d9
commit ff4360527c
72 changed files with 6392 additions and 0 deletions
@@ -0,0 +1,181 @@
+/* For development only : */
+%debug
+%error-verbose
+
+/* Keep track of location */
+%locations
+%defines
+%pure-parser
+
+%{
+#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
+
+#include "parser.h"
+
+int
+yyerror(const char *msg);
+
+extern int yywrap();
+extern int yylex();
+
+extern int yylineno;
+
+/* The Lex parser prototype */
+int fddlex(YYSTYPE *lvalp, YYLTYPE *llocp);
+%}
+
+/* Values returned by lex for token */
+%union {
+    char         *string;   /* The string is allocated by strdup in lex.*/
+    int           integer;  /* Store integer values */
+}
+
+%token LEX_ERROR
+
+%token <string> QSTRING
+%token <string> STRING
+%token <integer> INTEGER
+%token Y_TYPEDEF
+%token Y_STRUCT
+%token Y_UNION
+%token Y_CHARTYPE
+%token Y_SHORTTYPE
+%token Y_INTTYPE
+%token Y_LONGTYPE
+%token Y_ENUM
+%token Y_UNSIGNED
+%token Y_SIGNED
+%token Y_EXTENSION
+%token Y_ATTRIBUTE
+%token Y_ATTRIBUTE_MODE
+%token Y_ATTRIBUTE_HI
+%token Y_ATTRIBUTE_SI
+%token Y_VOIDTYPE
+%token Y_POINTER
+%token Y_SIZEOF
+
+%%
+messages:
+    | messages definition
+    | messages errors
+    {
+        yyerror("An error occurred while parsing the configuration file");
+        return EINVAL;
+    }
+    ;
+
+definition:
+    | Y_EXTENSION definition
+    | Y_TYPEDEF enumerate
+    | Y_TYPEDEF structure
+    | structure
+    | enumerate
+    | Y_STRUCT STRING ';'
+    | Y_TYPEDEF singletype attribute ';'
+    ;
+
+enumerate:
+    | Y_ENUM '{' enumlist '}' STRING ';'
+    | Y_ENUM STRING '{' enumlist '}' ';'
+    | Y_ENUM STRING '{' enumlist '}' STRING ';'
+    ;
+
+enumlist:
+    | enumitem ',' enumlist
+    | enumitem
+    ;
+
+enumitem: STRING '=' INTEGER
+    | STRING '=' STRING
+    | STRING
+    ;
+
+structure: Y_STRUCT STRING '{' paramlist '}' STRING ';'
+    | Y_STRUCT '{' paramlist '}' STRING ';'
+    | Y_STRUCT STRING '{' paramlist '}' ';'
+    | Y_STRUCT STRING ';'
+    | Y_STRUCT STRING STRING attribute ';'
+    | Y_STRUCT singletype ';'
+    ;
+
+paramlist:
+    | paramlist singletype ';'
+    | paramlist union
+    | paramlist structure
+    ;
+
+union: Y_UNION STRING '{' paramlist '}' STRING ';'
+    | Y_UNION '{' paramlist '}' STRING ';'
+    | Y_UNION STRING '{' paramlist '}' ';'
+    ;
+
+singletype:
+    | Y_SIGNED singletype
+    | Y_UNSIGNED singletype
+    | STRING STRING
+    | Y_CHARTYPE STRING
+    | Y_SHORTTYPE STRING
+    | Y_INTTYPE STRING
+    | Y_SHORTTYPE Y_INTTYPE STRING
+    | Y_LONGTYPE STRING
+    | Y_LONGTYPE Y_INTTYPE STRING
+    | Y_LONGTYPE Y_LONGTYPE Y_INTTYPE STRING
+    | Y_VOIDTYPE Y_POINTER STRING
+    | Y_VOIDTYPE STRING
+    | STRING Y_POINTER STRING
+    | basictype Y_POINTER STRING
+    | singletype '[' arraydef ']'
+    | structure
+    ;
+
+arraydef:
+    | INTEGER arraydef
+    | '*' arraydef
+    | Y_POINTER arraydef
+    | Y_SIZEOF arraydef
+    | '(' arraydef
+    | ')' arraydef
+    | basictype arraydef
+    | '-' arraydef
+    | STRING arraydef
+    ;
+
+attribute:
+    | Y_ATTRIBUTE '(' attributevalue ')'
+    ;
+
+attributevalue:
+    | '(' Y_ATTRIBUTE_MODE attributeparam ')'
+    | Y_ATTRIBUTE_MODE attributeparam
+    ;
+
+attributeparam:
+    | '(' Y_ATTRIBUTE_HI ')'
+    | '(' Y_ATTRIBUTE_SI ')'
+    ;
+
+basictype:
+    | Y_CHARTYPE
+    | Y_SHORTTYPE
+    | Y_INTTYPE
+    | Y_LONGTYPE
+    | Y_VOIDTYPE
+    ;
+
+        /* Lexical or syntax error */
+errors: LEX_ERROR
+    | error
+    ;
+
+%%
+
+int
+yyerror(const char *msg) {
+    extern char *yytext;
+    fprintf(stderr,
+            "Parse error near line %d (token \"%s\"): %s\n",
+            yylineno, yytext, msg);
+    return -1;
+}