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Diffstat (limited to 'src/config.l')
| -rw-r--r-- | src/config.l | 244 |
1 files changed, 0 insertions, 244 deletions
diff --git a/src/config.l b/src/config.l deleted file mode 100644 index c460871..0000000 --- a/src/config.l +++ /dev/null @@ -1,244 +0,0 @@ -/* - Copyright (c) 2012-2013, Matthias Schiffer <mschiffer@universe-factory.net> - All rights reserved. - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are met: - - 1. Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. - 2. Redistributions in binary form must reproduce the above copyright notice, - this list of conditions and the following disclaimer in the documentation - and/or other materials provided with the distribution. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE - FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER - CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ - - -%option prefix="fastd_config_yy" -%option noyywrap -%option nounput -%option noinput -%option bison-bridge -%option bison-locations -%option reentrant -%option warn - - -%s NEEDSPACE -%s STRING -%s COMMENT - - -%top { -#include <config.yy.h> -} - -%{ -typedef struct keyword { - const char *keyword; - int token; -} keyword_t; - -/* the keyword list must be sorted */ -static const keyword_t keywords[] = { - { "addresses", TOK_ADDRESSES }, - { "any", TOK_ANY }, - { "as", TOK_AS }, - { "auto", TOK_AUTO }, - { "bind", TOK_BIND }, - { "capabilities", TOK_CAPABILITIES }, - { "crypto", TOK_CRYPTO }, - { "debug", TOK_DEBUG }, - { "default", TOK_DEFAULT }, - { "disestablish", TOK_DISESTABLISH }, - { "down", TOK_DOWN }, - { "drop", TOK_DROP }, - { "early", TOK_EARLY }, - { "error", TOK_ERROR }, - { "establish", TOK_ESTABLISH }, - { "fatal", TOK_FATAL }, - { "float", TOK_FLOAT }, - { "forward", TOK_FORWARD }, - { "from", TOK_FROM }, - { "group", TOK_GROUP }, - { "hide", TOK_HIDE }, - { "include", TOK_INCLUDE }, - { "info", TOK_INFO }, - { "interface", TOK_INTERFACE }, - { "ip", TOK_IP }, - { "ipv4", TOK_IPV4 }, - { "ipv6", TOK_IPV6 }, - { "key", TOK_KEY }, - { "level", TOK_LEVEL }, - { "limit", TOK_LIMIT }, - { "log", TOK_LOG }, - { "mac", TOK_MAC }, - { "method", TOK_METHOD }, - { "mode", TOK_MODE }, - { "mtu", TOK_MTU }, - { "no", TOK_NO }, - { "on", TOK_ON }, - { "peer", TOK_PEER }, - { "peers", TOK_PEERS }, - { "pmtu", TOK_PMTU }, - { "port", TOK_PORT }, - { "post-down", TOK_POST_DOWN }, - { "pre-up", TOK_PRE_UP }, - { "protocol", TOK_PROTOCOL }, - { "remote", TOK_REMOTE }, - { "secret", TOK_SECRET }, - { "stderr", TOK_STDERR }, - { "syslog", TOK_SYSLOG }, - { "tap", TOK_TAP }, - { "to", TOK_TO }, - { "tun", TOK_TUN }, - { "up", TOK_UP }, - { "use", TOK_USE }, - { "user", TOK_USER }, - { "verbose", TOK_VERBOSE }, - { "verify", TOK_VERIFY }, - { "warn", TOK_WARN }, - { "yes", TOK_YES }, -}; - -static int compare_keywords(const void *v1, const void *v2) { - const keyword_t *k1 = v1, *k2 = v2; - return strcmp(k1->keyword, k2->keyword); -} - -#define UPDATE_LOCATION do { \ - yylloc->first_line = yylloc->last_line; \ - yylloc->first_column = yylloc->last_column+1; \ - yylloc->last_column += yyleng; \ - } while (0) -%} - -%% - -<INITIAL>{ -[a-z][-a-z0-9]* { - const keyword_t key = {yytext}; - const keyword_t *ret = bsearch(&key, keywords, sizeof(keywords)/sizeof(keyword_t), sizeof(keyword_t), compare_keywords); - - UPDATE_LOCATION; - - if (!ret) { - yylval->error = "syntax error"; - return -1; - } - - BEGIN(NEEDSPACE); - return ret->token; -} - -[0-9]+ { - char *endptr; - - UPDATE_LOCATION; - - yylval->uint64 = strtoull(yytext, &endptr, 10); - if (*endptr) { - yylval->error = "invalid integer constant"; - return -1; - } - - - BEGIN(NEEDSPACE); - return TOK_UINT; -} - -[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3} { - UPDATE_LOCATION; - - if (!inet_pton(AF_INET, yytext, &yylval->addr4)) { - yylval->error = "invalid address"; - return -1; - } - - BEGIN(NEEDSPACE); - return TOK_ADDR4; - } - -\[[0-9a-fA-F:]+\] { - UPDATE_LOCATION; - - yytext[yyleng-1] = 0; - - if (!inet_pton(AF_INET6, yytext+1, &yylval->addr6)) { - yylval->error = "invalid address"; - return -1; - } - - BEGIN(NEEDSPACE); - return TOK_ADDR6; - } -} - -<INITIAL,NEEDSPACE>{ -[;:\{\}] { UPDATE_LOCATION; BEGIN(INITIAL); return yytext[0]; } - -\n { yylloc->last_column = 0; yylloc->last_line++; BEGIN(INITIAL); } - -[ \t\r] | -#.* | -\/\/.* { UPDATE_LOCATION; BEGIN(INITIAL); } - -\/\* { UPDATE_LOCATION; BEGIN(COMMENT); } -} - -<INITIAL>\" { UPDATE_LOCATION; BEGIN(STRING); } -<STRING>[^"\\\n] { yylloc->last_column++; yymore(); } -<STRING>\n { yylloc->last_line++; yylloc->last_column = 0; yymore(); } -<STRING>\\. { yylloc->last_column+=2; yymore(); } -<STRING>\\\n { yylloc->last_line++; yylloc->last_column = 0; yymore(); } -<STRING>\" { - int i, esc = 0; - - for (i = 0; i < yyleng; i++) { - if (yytext[i] == '\\') { - i++; - if (yytext[i] == '\n') { - esc+=2; - } - else { - yytext[i-esc-1] = yytext[i]; - esc++; - } - } - else if(esc) { - yytext[i-esc] = yytext[i]; - } - } - yytext[yyleng-esc-1] = 0; - yylval->str = fastd_string_stack_dup(yytext); - BEGIN(NEEDSPACE); - yylloc->last_column++; - return TOK_STRING; - - } - -<COMMENT>\*\/ { yylloc->last_column += yyleng; BEGIN(INITIAL); } -<COMMENT>[^\n] { yylloc->last_column++; } -<COMMENT>\n { yylloc->last_line++; yylloc->last_column = 0; } - -. { - yylloc->first_line = yylloc->last_line; - yylloc->first_column = yylloc->last_column+1; - yylval->error = "syntax error"; - return -1; - } - -<INITIAL><<EOF>> { return 0; } -<COMMENT><<EOF>> { yylval->error = "unterminated block comment"; return -1; } -<STRING><<EOF>> { yylval->error = "unterminated string"; return -1; } -%% |