[4264] Parser files regenerated.

src/lib/eval/lexer.cc

@@ -486,7 +486,7 @@ struct yy_trans_info
 	flex_int32_t yy_verify;
 	flex_int32_t yy_nxt;
 	};
-static yyconst flex_int16_t yy_acclist[98] =
+static yyconst flex_int16_t yy_acclist[99] =
     {   0,
        22,   20,   21,    1,   20,   21,    2,   21,   20,   21,
        15,   20,   21,   16,   20,   21,   19,   20,   21,   20,
@@ -496,20 +496,20 @@ static yyconst flex_int16_t yy_acclist[98] =
        20,   21,16390,   20,   21,16390,   20,   21,16390,    1,
         2,    3,    5,    7,16390, 8198,16390,16390,16390,16390,
     16390,16390,    4,   13,16390,   10,16390,16390,16390,16390,
-    16390,16390,16390,16390,    9,16390,16390,   12,16390,16390,
-        8,16390,16390,16390,16390,   11,16390
+    16390,16390,16390,16390,    9,16390,16390,16390,16390,    8,
+    16390,   12,16390,16390,16390,16390,   11,16390
 
     } ;
 
-static yyconst flex_int16_t yy_accept[63] =
+static yyconst flex_int16_t yy_accept[64] =
     {   0,
         1,    1,    1,    2,    4,    7,    9,   11,   14,   17,
        20,   22,   25,   28,   31,   33,   36,   39,   42,   45,
        48,   51,   54,   57,   60,   61,   62,   62,   63,   64,
        64,   65,   65,   65,   66,   67,   68,   69,   70,   71,
        72,   73,   74,   76,   78,   79,   80,   81,   82,   83,
-       84,   85,   87,   88,   90,   91,   93,   94,   95,   96,
-       98,   98
+       84,   85,   87,   88,   89,   90,   92,   94,   95,   96,
+       97,   99,   99
     } ;
 
 static yyconst flex_int32_t yy_ec[256] =
@@ -519,15 +519,15 @@ static yyconst flex_int32_t yy_ec[256] =
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    2,    1,    1,    1,    1,    1,    1,    4,    5,
         6,    1,    1,    7,    8,    9,    1,   10,   11,   11,
-       11,   11,   11,   11,   11,   11,   11,    1,    1,    1,
-       12,    1,    1,    1,   13,   13,   13,   13,   13,   13,
-       14,   14,   14,   14,   14,   14,   14,   14,   14,   14,
-       14,   14,   14,   14,   14,   14,   14,   15,   14,   14,
-       16,    1,   17,    1,   18,    1,   19,   20,   13,   13,
-
-       21,   13,   22,   23,   24,   14,   14,   25,   14,   26,
-       27,   28,   14,   29,   30,   31,   32,   14,   14,   33,
-       34,   14,    1,    1,    1,    1,    1,    1,    1,    1,
+       11,   12,   11,   11,   11,   11,   11,    1,    1,    1,
+       13,    1,    1,    1,   14,   14,   14,   14,   14,   14,
+       15,   15,   15,   15,   15,   15,   15,   15,   15,   15,
+       15,   15,   15,   15,   15,   15,   15,   16,   15,   15,
+       17,    1,   18,    1,   19,    1,   20,   21,   14,   14,
+
+       22,   14,   23,   24,   25,   15,   15,   26,   15,   27,
+       28,   29,   15,   30,   31,   32,   33,   15,   15,   34,
+       35,   15,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
@@ -544,78 +544,80 @@ static yyconst flex_int32_t yy_ec[256] =
         1,    1,    1,    1,    1
     } ;
 
-static yyconst flex_int32_t yy_meta[35] =
+static yyconst flex_int32_t yy_meta[36] =
     {   0,
         1,    2,    3,    1,    1,    1,    1,    2,    1,    4,
-        4,    1,    4,    2,    2,    1,    2,    2,    4,    4,
-        4,    2,    2,    2,    2,    2,    2,    2,    2,    2,
-        2,    2,    2,    2
+        4,    4,    1,    4,    2,    2,    1,    2,    2,    4,
+        4,    4,    2,    2,    2,    2,    2,    2,    2,    2,
+        2,    2,    2,    2,    2
     } ;
 
-static yyconst flex_int16_t yy_base[65] =
+static yyconst flex_int16_t yy_base[66] =
     {   0,
-        0,    0,  128,  129,  125,  123,  121,  129,  129,  129,
-       25,  129,   27,   29,  112,   41,  129,  129,   59,   20,
-       22,   27,   21,   30,  121,  119,  117,  129,   46,    0,
-      129,   61,   63,   95,  129,   94,   46,   43,   93,   50,
-       48,    0,   92,   91,   58,   66,   62,   64,   69,   65,
-       72,   90,   75,   85,   73,   68,   80,   81,   47,   61,
-      129,  107,  110,   50
+        0,    0,  135,  136,  132,  130,  128,  136,  136,  136,
+       26,  136,   29,   32,  118,   46,  136,  136,   64,   24,
+       26,   25,   27,   35,  128,  126,  124,  136,   58,    0,
+      136,   56,   73,  101,  136,  100,   45,   30,   99,   52,
+       51,    0,   98,   97,   55,   66,   58,   61,   68,   62,
+       69,   96,   76,   86,   74,   95,   90,   80,   81,   87,
+       85,  136,  113,  116,  105
     } ;
 
-static yyconst flex_int16_t yy_def[65] =
+static yyconst flex_int16_t yy_def[66] =
     {   0,
-       61,    1,   61,   61,   61,   61,   62,   61,   61,   61,
-       61,   61,   61,   61,   61,   63,   61,   61,   63,   19,
-       19,   19,   19,   19,   61,   61,   62,   61,   61,   64,
-       61,   61,   19,   19,   61,   19,   19,   19,   19,   19,
-       19,   64,   19,   19,   19,   19,   19,   19,   19,   19,
+       62,    1,   62,   62,   62,   62,   63,   62,   62,   62,
+       62,   62,   62,   62,   62,   64,   62,   62,   64,   19,
+       19,   19,   19,   19,   62,   62,   63,   62,   62,   65,
+       62,   62,   19,   19,   62,   19,   19,   19,   19,   19,
+       19,   65,   19,   19,   19,   19,   19,   19,   19,   19,
        19,   19,   19,   19,   19,   19,   19,   19,   19,   19,
-        0,   61,   61,   61
+       19,    0,   62,   62,   62
     } ;
 
-static yyconst flex_int16_t yy_nxt[164] =
+static yyconst flex_int16_t yy_nxt[172] =
     {   0,
         4,    5,    6,    7,    8,    9,   10,   11,   12,   13,
-       14,   15,   16,   16,   16,   17,   18,    4,   19,   16,
-       16,   16,   20,   16,   16,   16,   21,   16,   22,   23,
-       24,   16,   16,   16,   29,   29,   29,   29,   29,   29,
-       37,   30,   32,   32,   34,   34,   34,   39,   33,   38,
-       41,   34,   40,   42,   34,   29,   29,   35,   33,   30,
-       32,   32,   32,   32,   61,   61,   33,   34,   60,   47,
-       34,   34,   34,   45,   34,   35,   33,   35,   44,   61,
-       48,   49,   34,   36,   50,   34,   34,   34,   34,   34,
-       34,   51,   34,   34,   52,   53,   34,   34,   54,   34,
-
-       56,   57,   55,   58,   34,   34,   59,   27,   27,   34,
-       27,   34,   34,   34,   34,   34,   34,   46,   43,   34,
-       28,   26,   25,   31,   28,   26,   25,   61,    3,   61,
-       61,   61,   61,   61,   61,   61,   61,   61,   61,   61,
-       61,   61,   61,   61,   61,   61,   61,   61,   61,   61,
-       61,   61,   61,   61,   61,   61,   61,   61,   61,   61,
-       61,   61,   61
+       14,   14,   15,   16,   16,   16,   17,   18,    4,   19,
+       16,   16,   16,   20,   16,   16,   16,   21,   16,   22,
+       23,   24,   16,   16,   16,   29,   29,   29,   29,   29,
+       29,   29,   29,   29,   30,   37,   39,   32,   32,   34,
+       34,   34,   34,   33,   38,   34,   41,   32,   32,   40,
+       34,   45,   30,   35,   33,   32,   32,   29,   29,   29,
+       34,   33,   47,   35,   62,   62,   34,   34,   44,   49,
+       34,   35,   33,   34,   48,   50,   34,   34,   51,   36,
+       62,   34,   52,   34,   34,   53,   54,   57,   34,   34,
+
+       55,   34,   56,   58,   59,   34,   34,   60,   42,   61,
+       34,   34,   34,   27,   27,   34,   27,   34,   34,   34,
+       34,   34,   34,   34,   46,   43,   34,   28,   26,   25,
+       31,   28,   26,   25,   62,    3,   62,   62,   62,   62,
+       62,   62,   62,   62,   62,   62,   62,   62,   62,   62,
+       62,   62,   62,   62,   62,   62,   62,   62,   62,   62,
+       62,   62,   62,   62,   62,   62,   62,   62,   62,   62,
+       62
     } ;
 
-static yyconst flex_int16_t yy_chk[164] =
+static yyconst flex_int16_t yy_chk[172] =
     {   0,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
-        1,    1,    1,    1,   11,   11,   13,   13,   14,   14,
-       20,   13,   16,   16,   20,   23,   21,   22,   16,   21,
-       24,   22,   23,   64,   24,   29,   29,   16,   16,   13,
-       19,   19,   32,   32,   33,   33,   19,   38,   59,   40,
-       37,   59,   41,   38,   40,   19,   19,   32,   37,   33,
-       41,   45,   45,   19,   46,   60,   47,   33,   48,   50,
-       46,   47,   56,   49,   48,   49,   51,   55,   50,   53,
-
-       53,   55,   51,   57,   57,   58,   58,   62,   62,   54,
-       62,   63,   63,   63,   52,   44,   43,   39,   36,   34,
-       27,   26,   25,   15,    7,    6,    5,    3,   61,   61,
-       61,   61,   61,   61,   61,   61,   61,   61,   61,   61,
-       61,   61,   61,   61,   61,   61,   61,   61,   61,   61,
-       61,   61,   61,   61,   61,   61,   61,   61,   61,   61,
-       61,   61,   61
+        1,    1,    1,    1,    1,   11,   11,   11,   13,   13,
+       13,   14,   14,   14,   13,   20,   22,   16,   16,   20,
+       22,   21,   23,   16,   21,   38,   24,   32,   32,   23,
+       24,   38,   13,   16,   16,   19,   19,   29,   29,   29,
+       37,   19,   40,   32,   33,   33,   41,   40,   37,   45,
+       45,   19,   19,   47,   41,   46,   48,   50,   47,   19,
+       33,   46,   48,   49,   51,   49,   50,   54,   33,   55,
+
+       51,   53,   53,   55,   58,   58,   59,   59,   65,   60,
+       61,   54,   60,   63,   63,   57,   63,   64,   64,   64,
+       56,   52,   44,   43,   39,   36,   34,   27,   26,   25,
+       15,    7,    6,    5,    3,   62,   62,   62,   62,   62,
+       62,   62,   62,   62,   62,   62,   62,   62,   62,   62,
+       62,   62,   62,   62,   62,   62,   62,   62,   62,   62,
+       62,   62,   62,   62,   62,   62,   62,   62,   62,   62,
+       62
     } ;
 
 /* Table of booleans, true if rule could match eol. */
@@ -657,7 +659,7 @@ goto find_rule; \
 #define YY_RESTORE_YY_MORE_OFFSET
 char *yytext;
 #line 1 "lexer.ll"
-/* Copyright (C) 2015 Internet Systems Consortium, Inc. ("ISC")
+/* Copyright (C) 2015-2016 Internet Systems Consortium, Inc. ("ISC")
 
    This Source Code Form is subject to the terms of the Mozilla Public
    License, v. 2.0. If a copy of the MPL was not distributed with this
@@ -707,7 +709,7 @@ static isc::eval::location loc;
 // by moving it ahead by yyleng bytes. yyleng specifies the length of the
 // currently matched token.
 #define YY_USER_ACTION  loc.columns(yyleng);
-#line 711 "lexer.cc"
+#line 713 "lexer.cc"
 
 #define INITIAL 0
 
@@ -1001,7 +1003,7 @@ YY_DECL
     loc.step();
 
 
-#line 1005 "lexer.cc"
+#line 1007 "lexer.cc"
 
 	while ( 1 )		/* loops until end-of-file is reached */
 		{
@@ -1029,14 +1031,14 @@ yy_match:
 			while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
 				{
 				yy_current_state = (int) yy_def[yy_current_state];
-				if ( yy_current_state >= 62 )
+				if ( yy_current_state >= 63 )
 					yy_c = yy_meta[(unsigned int) yy_c];
 				}
 			yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
 			*(yy_state_ptr)++ = yy_current_state;
 			++yy_cp;
 			}
-		while ( yy_current_state != 61 );
+		while ( yy_current_state != 62 );
 
 yy_find_action:
 /* %% [10.0] code to find the action number goes here */
@@ -1210,7 +1212,7 @@ return isc::eval::EvalParser::make_SUBSTRING(loc);
 case 12:
 YY_RULE_SETUP
 #line 130 "lexer.ll"
-return isc::eval::EvalParser::make_RELAY(loc);
+return isc::eval::EvalParser::make_RELAY4(loc);
 	YY_BREAK
 case 13:
 YY_RULE_SETUP
@@ -1261,7 +1263,7 @@ YY_RULE_SETUP
 #line 141 "lexer.ll"
 ECHO;
 	YY_BREAK
-#line 1265 "lexer.cc"
+#line 1267 "lexer.cc"
 
 	case YY_END_OF_BUFFER:
 		{
@@ -1542,7 +1544,7 @@ static int yy_get_next_buffer (void)
 		while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
 			{
 			yy_current_state = (int) yy_def[yy_current_state];
-			if ( yy_current_state >= 62 )
+			if ( yy_current_state >= 63 )
 				yy_c = yy_meta[(unsigned int) yy_c];
 			}
 		yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
@@ -1570,11 +1572,11 @@ static int yy_get_next_buffer (void)
 	while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
 		{
 		yy_current_state = (int) yy_def[yy_current_state];
-		if ( yy_current_state >= 62 )
+		if ( yy_current_state >= 63 )
 			yy_c = yy_meta[(unsigned int) yy_c];
 		}
 	yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
-	yy_is_jam = (yy_current_state == 61);
+	yy_is_jam = (yy_current_state == 62);
 	if ( ! yy_is_jam )
 		*(yy_state_ptr)++ = yy_current_state;
 

src/lib/eval/parser.cc

@@ -653,82 +653,89 @@ namespace isc { namespace eval {
                          break;
                      }
                      case Option::V6:
-                         error(yystack_[5].location, "relay support for v6 is not implemented");
+                         // We will have relay6[123] for the DHCPv6.
+                         // In a very distant future we'll possibly be able
+                         // to mix both if we have DHCPv4-over-DHCPv6, so it
+                         // has some sense to make it explicit whether we
+                         // talk about DHCPv4 relay or DHCPv6 relay. However,
+                         // for the time being relay4 can be used in DHCPv4
+                         // only.
+                         error(yystack_[5].location, "relay4 can only be used in DHCPv4.");
                      }
                   }
-#line 660 "parser.cc" // lalr1.cc:847
+#line 667 "parser.cc" // lalr1.cc:847
     break;
 
   case 8:
-#line 111 "parser.yy" // lalr1.cc:847
+#line 118 "parser.yy" // lalr1.cc:847
     {
                       TokenPtr sub(new TokenSubstring());
                       ctx.expression.push_back(sub);
                   }
-#line 669 "parser.cc" // lalr1.cc:847
+#line 676 "parser.cc" // lalr1.cc:847
     break;
 
   case 10:
-#line 120 "parser.yy" // lalr1.cc:847
+#line 127 "parser.yy" // lalr1.cc:847
     {
                      yylhs.value.as< uint16_t > () = ctx.convertOptionCode(yystack_[0].value.as< std::string > (), yystack_[0].location);
                  }
-#line 677 "parser.cc" // lalr1.cc:847
+#line 684 "parser.cc" // lalr1.cc:847
     break;
 
   case 11:
-#line 124 "parser.yy" // lalr1.cc:847
+#line 131 "parser.yy" // lalr1.cc:847
     {
                      yylhs.value.as< uint16_t > () = ctx.convertOptionName(yystack_[0].value.as< std::string > (), yystack_[0].location);
                  }
-#line 685 "parser.cc" // lalr1.cc:847
+#line 692 "parser.cc" // lalr1.cc:847
     break;
 
   case 12:
-#line 130 "parser.yy" // lalr1.cc:847
+#line 137 "parser.yy" // lalr1.cc:847
     {
                           yylhs.value.as< TokenOption::RepresentationType > () = TokenOption::TEXTUAL;
                       }
-#line 693 "parser.cc" // lalr1.cc:847
+#line 700 "parser.cc" // lalr1.cc:847
     break;
 
   case 13:
-#line 134 "parser.yy" // lalr1.cc:847
+#line 141 "parser.yy" // lalr1.cc:847
     {
                           yylhs.value.as< TokenOption::RepresentationType > () = TokenOption::HEXADECIMAL;
                       }
-#line 701 "parser.cc" // lalr1.cc:847
+#line 708 "parser.cc" // lalr1.cc:847
     break;
 
   case 14:
-#line 140 "parser.yy" // lalr1.cc:847
+#line 147 "parser.yy" // lalr1.cc:847
     {
                      TokenPtr str(new TokenString(yystack_[0].value.as< std::string > ()));
                      ctx.expression.push_back(str);
                  }
-#line 710 "parser.cc" // lalr1.cc:847
+#line 717 "parser.cc" // lalr1.cc:847
     break;
 
   case 15:
-#line 147 "parser.yy" // lalr1.cc:847
+#line 154 "parser.yy" // lalr1.cc:847
     {
                       TokenPtr str(new TokenString(yystack_[0].value.as< std::string > ()));
                       ctx.expression.push_back(str);
                   }
-#line 719 "parser.cc" // lalr1.cc:847
+#line 726 "parser.cc" // lalr1.cc:847
     break;
 
   case 16:
-#line 152 "parser.yy" // lalr1.cc:847
+#line 159 "parser.yy" // lalr1.cc:847
     {
                      TokenPtr str(new TokenString("all"));
                      ctx.expression.push_back(str);
                  }
-#line 728 "parser.cc" // lalr1.cc:847
+#line 735 "parser.cc" // lalr1.cc:847
     break;
 
 
-#line 732 "parser.cc" // lalr1.cc:847
+#line 739 "parser.cc" // lalr1.cc:847
             default:
               break;
             }
@@ -1066,7 +1073,7 @@ namespace isc { namespace eval {
   const EvalParser::yytname_[] =
   {
   "\"end of file\"", "error", "$undefined", "\"==\"", "\"option\"",
-  "\"substring\"", "\"text\"", "\"relay\"", "\"hex\"", "\"all\"", "\".\"",
+  "\"substring\"", "\"text\"", "\"relay4\"", "\"hex\"", "\"all\"", "\".\"",
   "\",\"", "\"(\"", "\")\"", "\"[\"", "\"]\"", "\"constant string\"",
   "\"integer\"", "\"constant hexstring\"", "\"option name\"", "TOKEN",
   "$accept", "expression", "bool_expr", "string_expr", "option_code",
@@ -1077,8 +1084,8 @@ namespace isc { namespace eval {
   const unsigned char
   EvalParser::yyrline_[] =
   {
-       0,    72,    72,    75,    82,    87,    92,    97,   110,   115,
-     119,   123,   129,   133,   139,   146,   151
+       0,    72,    72,    75,    82,    87,    92,    97,   117,   122,
+     126,   130,   136,   140,   146,   153,   158
   };
 
   // Print the state stack on the debug stream.
@@ -1113,8 +1120,8 @@ namespace isc { namespace eval {
 
 #line 13 "parser.yy" // lalr1.cc:1155
 } } // isc::eval
-#line 1117 "parser.cc" // lalr1.cc:1155
-#line 158 "parser.yy" // lalr1.cc:1156
+#line 1124 "parser.cc" // lalr1.cc:1155
+#line 165 "parser.yy" // lalr1.cc:1156
 
 void
 isc::eval::EvalParser::error(const location_type& loc,

src/lib/eval/parser.h

@@ -333,7 +333,7 @@ namespace isc { namespace eval {
         TOKEN_OPTION = 259,
         TOKEN_SUBSTRING = 260,
         TOKEN_TEXT = 261,
-        TOKEN_RELAY = 262,
+        TOKEN_RELAY4 = 262,
         TOKEN_HEX = 263,
         TOKEN_ALL = 264,
         TOKEN_DOT = 265,
@@ -467,7 +467,7 @@ namespace isc { namespace eval {
 
     static inline
     symbol_type
-    make_RELAY (const location_type& l);
+    make_RELAY4 (const location_type& l);
 
     static inline
     symbol_type
@@ -1039,9 +1039,9 @@ namespace isc { namespace eval {
   }
 
   EvalParser::symbol_type
-  EvalParser::make_RELAY (const location_type& l)
+  EvalParser::make_RELAY4 (const location_type& l)
   {
-    return symbol_type (token::TOKEN_RELAY, l);
+    return symbol_type (token::TOKEN_RELAY4, l);
   }
 
   EvalParser::symbol_type