bump to latest stable and change repository layout

[iproute2.git] / misc / ssfilter.y

diff --git a/misc/ssfilter.y b/misc/ssfilter.y
deleted file mode 100644 (file)
index 8be5368..0000000
--- a/misc/ssfilter.y
+++ /dev/null
@@ -1,275 +0,0 @@
-%{
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <malloc.h>
-#include <string.h>
-#include "ssfilter.h"
-
-typedef struct ssfilter * ssfilter_t;
-
-#define YYSTYPE ssfilter_t
-
-static struct ssfilter * alloc_node(int type, void *pred)
-{
-       struct ssfilter *n = malloc(sizeof(*n));
-       if (n == NULL)
-               abort();
-       n->type = type;
-       n->pred = pred;
-       n->post = NULL;
-       return n;
-}
-
-static char            **yy_argv;
-static int             yy_argc;
-static FILE            *yy_fp;
-static ssfilter_t      *yy_ret;
-
-static int yylex(void);
-
-static void yyerror(char *s)
-{
-       fprintf(stderr, "ss: bison bellows (while parsing filter): \"%s!\"", s);
-}
-
-%}
-
-%token HOSTCOND DCOND SCOND DPORT SPORT LEQ GEQ NEQ AUTOBOUND
-%left '|'
-%left '&'
-%nonassoc '!'
-
-%%
-applet: null expr
-        {
-                *yy_ret = $2;
-                $$ = $2;
-        }
-        | null
-        ;
-null:   /* NOTHING */ { $$ = NULL; }
-        ;
-expr:  DCOND HOSTCOND
-        {
-               $$ = alloc_node(SSF_DCOND, $2);
-        }
-        | SCOND HOSTCOND
-        { 
-               $$ = alloc_node(SSF_SCOND, $2);
-        }
-        | DPORT GEQ HOSTCOND
-        {
-                $$ = alloc_node(SSF_D_GE, $3);
-        }
-        | DPORT LEQ HOSTCOND
-        {
-                $$ = alloc_node(SSF_D_LE, $3);
-        }
-        | DPORT '>' HOSTCOND
-        {
-                $$ = alloc_node(SSF_NOT, alloc_node(SSF_D_LE, $3));
-        }
-        | DPORT '<' HOSTCOND
-        {
-                $$ = alloc_node(SSF_NOT, alloc_node(SSF_D_GE, $3));
-        }
-        | DPORT '=' HOSTCOND
-        {
-               $$ = alloc_node(SSF_DCOND, $3);
-        }
-        | DPORT NEQ HOSTCOND
-        {
-               $$ = alloc_node(SSF_NOT, alloc_node(SSF_DCOND, $3));
-        }
-
-        | SPORT GEQ HOSTCOND
-        {
-                $$ = alloc_node(SSF_S_GE, $3);
-        }
-        | SPORT LEQ HOSTCOND
-        {
-                $$ = alloc_node(SSF_S_LE, $3);
-        }
-        | SPORT '>' HOSTCOND
-        {
-                $$ = alloc_node(SSF_NOT, alloc_node(SSF_S_LE, $3));
-        }
-        | SPORT '<' HOSTCOND
-        {
-                $$ = alloc_node(SSF_NOT, alloc_node(SSF_S_GE, $3));
-        }
-        | SPORT '=' HOSTCOND
-        {
-               $$ = alloc_node(SSF_SCOND, $3);
-        }
-        | SPORT NEQ HOSTCOND
-        {
-               $$ = alloc_node(SSF_NOT, alloc_node(SSF_SCOND, $3));
-        }
-
-        | AUTOBOUND
-        {
-                $$ = alloc_node(SSF_S_AUTO, NULL);
-        }
-        | expr '|' expr
-        {
-                $$ = alloc_node(SSF_OR, $1);
-               $$->post = $3;
-        }
-        | expr expr
-        {
-                $$ = alloc_node(SSF_AND, $1);
-               $$->post = $2;
-        }
-        | expr '&' expr
-
-        {
-                $$ = alloc_node(SSF_AND, $1);
-               $$->post = $3;
-        }
-        | '!' expr
-        {
-                $$ = alloc_node(SSF_NOT, $2);
-        }
-        | '(' expr ')'
-        {
-                $$ = $2;
-        }
-;
-%%
-
-static char *get_token_from_line(char **ptr)
-{
-       char *tok, *cp = *ptr;
-
-       while (*cp == ' ' || *cp == '\t') cp++;
-
-       if (*cp == 0) {
-               *ptr = cp;
-               return NULL;
-       }
-
-       tok = cp;
-
-       while (*cp != 0 && *cp != ' ' && *cp != '\t') {
-               /* Backslash escapes everything. */
-               if (*cp == '\\') {
-                       char *tp;
-                       for (tp = cp; tp != tok; tp--)
-                               *tp = *(tp-1);
-                       cp++;
-                       tok++;
-                       if (*cp == 0)
-                               break;
-               }
-               cp++;
-       }
-       if (*cp)
-               *cp++ = 0;
-       *ptr = cp;
-       return tok;
-}
-
-int yylex(void)
-{
-       static char argbuf[1024];
-       static char *tokptr = argbuf;
-       static int argc;
-       char *curtok;
-
-       do {
-               while (*tokptr == 0) {
-                       tokptr = NULL;
-                       if (argc < yy_argc) {
-                               tokptr = yy_argv[argc];
-                               argc++;
-                       } else if (yy_fp) {
-                               while (tokptr == NULL) {
-                                       if (fgets(argbuf, sizeof(argbuf)-1, yy_fp) == NULL)
-                                               return 0;
-                                       argbuf[sizeof(argbuf)-1] = 0;
-                                       if (strlen(argbuf) == sizeof(argbuf) - 1) {
-                                               fprintf(stderr, "Too long line in filter");
-                                               exit(-1);
-                                       }
-                                       if (argbuf[strlen(argbuf)-1] == '\n')
-                                               argbuf[strlen(argbuf)-1] = 0;
-                                       if (argbuf[0] == '#' || argbuf[0] == '0')
-                                               continue;
-                                       tokptr = argbuf;
-                               }
-                       } else {
-                               return 0;
-                       }
-               }
-       } while ((curtok = get_token_from_line(&tokptr)) == NULL);
-
-       if (strcmp(curtok, "!") == 0 ||
-           strcmp(curtok, "not") == 0)
-               return '!';
-       if (strcmp(curtok, "&") == 0 ||
-           strcmp(curtok, "&&") == 0 ||
-           strcmp(curtok, "and") == 0)
-               return '&';
-       if (strcmp(curtok, "|") == 0 ||
-           strcmp(curtok, "||") == 0 ||
-           strcmp(curtok, "or") == 0)
-               return '|';
-       if (strcmp(curtok, "(") == 0)
-               return '(';
-       if (strcmp(curtok, ")") == 0)
-               return ')';
-       if (strcmp(curtok, "dst") == 0)
-               return DCOND;
-       if (strcmp(curtok, "src") == 0)
-               return SCOND;
-       if (strcmp(curtok, "dport") == 0)
-               return DPORT;
-       if (strcmp(curtok, "sport") == 0)
-               return SPORT;
-       if (strcmp(curtok, ">=") == 0 ||
-           strcmp(curtok, "ge") == 0 ||
-           strcmp(curtok, "geq") == 0)
-               return GEQ;
-       if (strcmp(curtok, "<=") == 0 ||
-           strcmp(curtok, "le") == 0 ||
-           strcmp(curtok, "leq") == 0)
-               return LEQ;
-       if (strcmp(curtok, "!=") == 0 ||
-           strcmp(curtok, "ne") == 0 ||
-           strcmp(curtok, "neq") == 0)
-               return NEQ;
-       if (strcmp(curtok, "=") == 0 ||
-           strcmp(curtok, "==") == 0 ||
-           strcmp(curtok, "eq") == 0)
-               return '=';
-       if (strcmp(curtok, ">") == 0 ||
-           strcmp(curtok, "gt") == 0)
-               return '>';
-       if (strcmp(curtok, "<") == 0 ||
-           strcmp(curtok, "lt") == 0)
-               return '<';
-       if (strcmp(curtok, "autobound") == 0)
-               return AUTOBOUND;
-       yylval = (void*)parse_hostcond(curtok);
-       if (yylval == NULL) {
-               fprintf(stderr, "Cannot parse dst/src address.\n");
-               exit(1);
-       }
-       return HOSTCOND;
-}
-
-int ssfilter_parse(struct ssfilter **f, int argc, char **argv, FILE *fp)
-{
-       yy_argc = argc;
-       yy_argv = argv;
-       yy_fp   = fp;
-       yy_ret  = f;
-
-       if (yyparse()) {
-               fprintf(stderr, " Sorry.\n");
-               return -1;
-       }
-       return 0;
-}