diff options
Diffstat (limited to 'src/cfg_parse.y')
| -rw-r--r-- | src/cfg_parse.y | 273 |
1 files changed, 0 insertions, 273 deletions
diff --git a/src/cfg_parse.y b/src/cfg_parse.y deleted file mode 100644 index a18abd5..0000000 --- a/src/cfg_parse.y +++ /dev/null @@ -1,273 +0,0 @@ -%{ -/* - * tcpproxy - * - * tcpproxy is a simple tcp connection proxy which combines the - * features of rinetd and 6tunnel. tcpproxy supports IPv4 and - * IPv6 and also supports connections from IPv6 to IPv4 - * endpoints and vice versa. - * - * - * Copyright (C) 2010-2011 Christian Pointner <equinox@spreadspace.org> - * - * This file is part of tcpproxy. - * - * tcpproxy is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * any later version. - * - * tcpproxy is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with tcpproxy. If not, see <http://www.gnu.org/licenses/>. - */ - -#include <stdlib.h> -#include <string.h> - -#include "datatypes.h" -#include "log.h" -#include "options.h" -#include "tcp.h" -#include "listener.h" - -void yyerror(const char *); -int yylex(void); - -int line_cnt = 1; -const char* config_file_; -listeners_t* glisteners; - -struct listener { - char* la_; - resolv_type_t lrt_; - char* lp_; - char* ra_; - resolv_type_t rrt_; - char* rp_; - char* sa_; -}; - -static struct listener* new_listener_struct() -{ - struct listener* l = malloc(sizeof(struct listener)); - l->la_ = NULL; - l->lrt_ = ANY; - l->lp_ = NULL; - l->ra_ = NULL; - l->rrt_ = ANY; - l->rp_ = NULL; - l->sa_ = NULL; -} - -static void clear_listener_struct(struct listener* l) -{ - if(l->la_) - free(l->la_); - if(l->lp_) - free(l->lp_); - if(l->ra_) - free(l->ra_); - if(l->rp_) - free(l->rp_); - if(l->sa_) - free(l->sa_); - - free(l); -} - -static void merge_listener_struct(struct listener* dest, struct listener* src) -{ - if(src->la_) { - if(dest->la_) - free(dest->la_); - dest->la_ = src->la_; - } - - if(src->lrt_ != ANY) - dest->lrt_ = src->lrt_; - - if(src->lp_) { - if(dest->lp_) - free(dest->lp_); - dest->lp_ = src->lp_; - } - - if(src->ra_) { - if(dest->ra_) - free(dest->ra_); - dest->ra_ = src->ra_; - } - - if(src->rrt_ != ANY) - dest->rrt_ = src->rrt_; - - if(src->rp_) { - if(dest->rp_) - free(dest->rp_); - dest->rp_ = src->rp_; - } - - if(src->sa_) { - if(dest->sa_) - free(dest->sa_); - dest->sa_ = src->sa_; - } - - free(src); -} - - -void yyinit(const char* config_file, listeners_t* listeners) -{ - config_file_ = config_file; - glisteners = listeners; -} - -%} - -%union -{ - char null; - char *string; - int rtype; - struct listener* listener; -} - -%token <null> TOK_OPEN; -%token <null> TOK_CLOSE; -%token <null> TOK_COLON; -%token <null> TOK_SEMICOLON; -%token <null> TOK_ASTERISK; -%token <null> TOK_LISTEN; -%token <null> TOK_RESOLV; -%token <null> TOK_REMOTE; -%token <null> TOK_REMOTE_RESOLV; -%token <null> TOK_SOURCE; -%token <rtype> TOK_IPV4; -%token <rtype> TOK_IPV6; -%token <string> TOK_NUMBER; -%token <string> TOK_IPV4_ADDR; -%token <string> TOK_IPV6_ADDR; -%token <string> TOK_NAME; -%token <string> TOK_HOSTNAME; - -%type <null> listen -%type <listener> listen_head -%type <listener> listen_body -%type <listener> listen_body_element -%type <listener> remote -%type <listener> source -%type <listener> resolv -%type <listener> remote_resolv -%type <rtype> resolv_type -%type <string> service -%type <string> host_or_addr - -%error-verbose - -%% -cfg: - | cfg listen - ; - -listen: listen_head TOK_OPEN listen_body TOK_CLOSE TOK_SEMICOLON -{ - merge_listener_struct($1, $3); - - int ret = listener_add(glisteners, $1->la_, $1->lrt_, $1->lp_, $1->ra_, $1->rrt_, $1->rp_, $1->sa_); - clear_listener_struct($1); - if(ret) { - YYABORT; - } -} -; - -listen_head: TOK_LISTEN host_or_addr service -{ - struct listener* l = new_listener_struct(); - l->la_ = $2; - l->lp_ = $3; - $$ = l; -} - | TOK_LISTEN TOK_ASTERISK service -{ - struct listener* l = new_listener_struct(); - l->lp_ = $3; - $$ = l; -} -; - -listen_body: listen_body_element - | listen_body listen_body_element -{ - merge_listener_struct($1, $2); - $$ = $1; -} -; - -listen_body_element: resolv TOK_SEMICOLON - | remote TOK_SEMICOLON - | remote_resolv TOK_SEMICOLON - | source TOK_SEMICOLON - ; - -remote: TOK_REMOTE TOK_COLON host_or_addr service -{ - struct listener* l = new_listener_struct(); - l->ra_ = $3; - l->rp_ = $4; - $$ = l; -} -; - -source: TOK_SOURCE TOK_COLON host_or_addr -{ - struct listener* l = new_listener_struct(); - l->sa_ = $3; - $$ = l; -} -; - -resolv: TOK_RESOLV TOK_COLON resolv_type -{ - struct listener* l = new_listener_struct(); - l->lrt_ = $3; - $$ = l; -} -; - -remote_resolv: TOK_REMOTE_RESOLV TOK_COLON resolv_type -{ - struct listener* l = new_listener_struct(); - l->rrt_ = $3; - $$ = l; -} -; - - -resolv_type: TOK_IPV4 - | TOK_IPV6 - ; - -service: TOK_NUMBER - | TOK_NAME - ; - -host_or_addr: TOK_NUMBER - | TOK_NAME - | TOK_HOSTNAME - | TOK_IPV4_ADDR - | TOK_IPV6_ADDR - ; -%% - -void yyerror (const char *string) -{ - log_printf(ERROR, "%s:%d %s\n", config_file_, line_cnt, string); -} - |