diff options
| -rw-r--r-- | conf/cf-lex.l | 15 | ||||
| -rw-r--r-- | conf/conf.h | 5 | ||||
| -rw-r--r-- | filter/config.Y | 11 |
3 files changed, 23 insertions, 8 deletions
diff --git a/conf/cf-lex.l b/conf/cf-lex.l index ca7bfae..94c2b2a 100644 --- a/conf/cf-lex.l +++ b/conf/cf-lex.l @@ -183,6 +183,12 @@ cf_find_sym(byte *c, unsigned int h0) } struct symbol * +cf_find_symbol(byte *c) +{ + return cf_find_sym(c, cf_hash(c)); +} + +struct symbol * cf_default_name(char *prefix, int *counter) { char buf[32]; @@ -199,6 +205,15 @@ cf_default_name(char *prefix, int *counter) } void +cf_define_symbol(struct symbol *sym, int type, void *def) +{ + if (sym->class) + cf_error("Symbol already defined"); + sym->class = type; + sym->def = def; +} + +void cf_lex_init(int flag) { if (allow_new_symbols = flag) diff --git a/conf/conf.h b/conf/conf.h index 83d92c3..8604324 100644 --- a/conf/conf.h +++ b/conf/conf.h @@ -17,6 +17,8 @@ struct config { pool *pool; /* Pool the configuration is stored in */ linpool *mem; /* Linear pool containing configuration data */ list protos; /* Configured protocol instances (struct proto_config) */ + list tables; /* Configured routing tables (struct rtable_config) */ + struct rtable_config *master_rtc; /* Configuration of master routing table */ u32 router_id; /* Our Router ID */ char *err_msg; /* Parser error message */ int err_lino; /* Line containing error */ @@ -60,6 +62,7 @@ struct symbol { #define SYM_STAT 3 /* statement */ #define SYM_FUNCTION 5 #define SYM_FILTER 6 +#define SYM_TABLE 7 #define SYM_VARIABLE 0x100 /* Reserved 0x100..0x1ff */ @@ -68,7 +71,9 @@ extern int conf_lino; void cf_lex_init_tables(void); int cf_lex(void); void cf_lex_init(int flag); +struct symbol *cf_find_symbol(byte *c); struct symbol *cf_default_name(char *prefix, int *counter); +void cf_define_symbol(struct symbol *symbol, int type, void *def); /* Parser */ diff --git a/filter/config.Y b/filter/config.Y index 4fd1815..c7f2014 100644 --- a/filter/config.Y +++ b/filter/config.Y @@ -40,9 +40,7 @@ CF_GRAMMAR CF_ADDTO(conf, filter_def) filter_def: FILTER SYM filter_body { - if ($2->class != SYM_VOID) cf_error("Symbol already defined" ); - $2->class = SYM_FILTER; - $2->def = $3; + cf_define_symbol($2, SYM_FILTER, $3); $3->name = $2->name; printf( "We have new filter defined (%s)\n", $2->name ) } @@ -67,8 +65,7 @@ type: decls: /* EMPTY */ | type SYM ';' decls { - if ($2->class != SYM_VOID) cf_error("Symbol already defined, can not use as variable\n" ); - $2->class = SYM_VARIABLE | $1; + cf_define_symbol($2, SYM_VARIABLE | $1, NULL); printf( "New variable %s type %x\n", $2->name, $1 ); } ; @@ -104,9 +101,7 @@ CF_ADDTO(conf, function_def) function_def: FUNCTION SYM function_params function_body { extern struct f_inst *startup_func; - if ($2->class != SYM_VOID) cf_error("Symbol already defined" ); - $2->class = SYM_FUNCTION; - $2->def = $4; + cf_define_symbol($2, SYM_FUNCTION, $4); if (!strcasecmp($2->name, "startup")) startup_func = $4; printf("Hmm, we've got one function here - %s\n", $2->name); |