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src/sbin/unwind/libunbound/util/configlexer.lex

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%{
/*
* configlexer.lex - lexical analyzer for unbound config file
*
* Copyright (c) 2001-2006, NLnet Labs. All rights reserved
*
* See LICENSE for the license.
*
*/
/* because flex keeps having sign-unsigned compare problems that are unfixed*/
#if defined(__clang__)||(defined(__GNUC__)&&((__GNUC__ >4)||(defined(__GNUC_MINOR__)&&(__GNUC__ ==4)&&(__GNUC_MINOR__ >=2))))
#pragma GCC diagnostic ignored "-Wsign-compare"
#endif
#include <ctype.h>
#include <strings.h>
#ifdef HAVE_GLOB_H
# include <glob.h>
#endif
#include "util/config_file.h"
#include "util/configparser.h"
void ub_c_error(const char *message);
#if 0
#define LEXOUT(s) printf s /* used ONLY when debugging */
#else
#define LEXOUT(s)
#endif
/** avoid warning in about fwrite return value */
#define ECHO ub_c_error_msg("syntax error at text: %s", yytext)
/** A parser variable, this is a statement in the config file which is
* of the form variable: value1 value2 ... nargs is the number of values. */
#define YDVAR(nargs, var) \
num_args=(nargs); \
LEXOUT(("v(%s%d) ", yytext, num_args)); \
if(num_args > 0) { BEGIN(val); } \
return (var);
struct inc_state {
char* filename;
int line;
YY_BUFFER_STATE buffer;
struct inc_state* next;
int inc_toplevel;
};
static struct inc_state* config_include_stack = NULL;
static int inc_depth = 0;
static int inc_prev = 0;
static int num_args = 0;
static int inc_toplevel = 0;
void init_cfg_parse(void)
{
config_include_stack = NULL;
inc_depth = 0;
inc_prev = 0;
num_args = 0;
inc_toplevel = 0;
}
static void config_start_include(const char* filename, int toplevel)
{
FILE *input;
struct inc_state* s;
char* nm;
if(inc_depth+1 > 100000) {
ub_c_error_msg("too many include files");
return;
}
if(*filename == '\0') {
ub_c_error_msg("empty include file name");
return;
}
s = (struct inc_state*)malloc(sizeof(*s));
if(!s) {
ub_c_error_msg("include %s: malloc failure", filename);
return;
}
if(cfg_parser->chroot && strncmp(filename, cfg_parser->chroot,
strlen(cfg_parser->chroot)) == 0) {
filename += strlen(cfg_parser->chroot);
}
nm = strdup(filename);
if(!nm) {
ub_c_error_msg("include %s: strdup failure", filename);
free(s);
return;
}
input = fopen(filename, "r");
if(!input) {
ub_c_error_msg("cannot open include file '%s': %s",
filename, strerror(errno));
free(s);
free(nm);
return;
}
LEXOUT(("switch_to_include_file(%s)\n", filename));
inc_depth++;
s->filename = cfg_parser->filename;
s->line = cfg_parser->line;
s->buffer = YY_CURRENT_BUFFER;
s->inc_toplevel = inc_toplevel;
s->next = config_include_stack;
config_include_stack = s;
cfg_parser->filename = nm;
cfg_parser->line = 1;
inc_toplevel = toplevel;
yy_switch_to_buffer(yy_create_buffer(input, YY_BUF_SIZE));
}
static void config_start_include_glob(const char* filename, int toplevel)
{
/* check for wildcards */
#ifdef HAVE_GLOB
glob_t g;
int i, r, flags;
if(!(!strchr(filename, '*') && !strchr(filename, '?') && !strchr(filename, '[') &&
!strchr(filename, '{') && !strchr(filename, '~'))) {
flags = 0
#ifdef GLOB_ERR
| GLOB_ERR
#endif
/* do not set GLOB_NOSORT so the results are sorted
and in a predictable order. */
#ifdef GLOB_BRACE
| GLOB_BRACE
#endif
#ifdef GLOB_TILDE
| GLOB_TILDE
#endif
;
memset(&g, 0, sizeof(g));
if(cfg_parser->chroot && strncmp(filename, cfg_parser->chroot,
strlen(cfg_parser->chroot)) == 0) {
filename += strlen(cfg_parser->chroot);
}
r = glob(filename, flags, NULL, &g);
if(r) {
/* some error */
globfree(&g);
if(r == GLOB_NOMATCH)
return; /* no matches for pattern */
config_start_include(filename, toplevel); /* let original deal with it */
return;
}
/* process files found, if any */
for(i=(int)g.gl_pathc-1; i>=0; i--) {
config_start_include(g.gl_pathv[i], toplevel);
}
globfree(&g);
return;
}
#endif /* HAVE_GLOB */
config_start_include(filename, toplevel);
}
static void config_end_include(void)
{
struct inc_state* s = config_include_stack;
--inc_depth;
if(!s) return;
free(cfg_parser->filename);
cfg_parser->filename = s->filename;
cfg_parser->line = s->line;
yy_delete_buffer(YY_CURRENT_BUFFER);
yy_switch_to_buffer(s->buffer);
config_include_stack = s->next;
inc_toplevel = s->inc_toplevel;
free(s);
}
#ifndef yy_set_bol /* compat definition, for flex 2.4.6 */
#define yy_set_bol(at_bol) \
{ \
if ( ! yy_current_buffer ) \
yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
yy_current_buffer->yy_ch_buf[0] = ((at_bol)?'\n':' '); \
}
#endif
%}
%option noinput
%option nounput
%{
#ifndef YY_NO_UNPUT
#define YY_NO_UNPUT 1
#endif
#ifndef YY_NO_INPUT
#define YY_NO_INPUT 1
#endif
%}
SPACE [ \t]
LETTER [a-zA-Z]
UNQUOTEDLETTER [^\'\"\n\r \t\\]|\\.
UNQUOTEDLETTER_NOCOLON [^\:\'\"\n\r \t\\]|\\.
NEWLINE [\r\n]
COMMENT \#
COLON \:
DQANY [^\"\n\r\\]|\\.
SQANY [^\'\n\r\\]|\\.
%x quotedstring singlequotedstr include include_quoted val include_toplevel include_toplevel_quoted
%%
<INITIAL,val>{SPACE}* {
LEXOUT(("SP ")); /* ignore */ }
<INITIAL,val>{SPACE}*{COMMENT}.* {
/* note that flex makes the longest match and '.' is any but not nl */
LEXOUT(("comment(%s) ", yytext)); /* ignore */ }
server{COLON} { YDVAR(0, VAR_SERVER) }
qname-minimisation{COLON} { YDVAR(1, VAR_QNAME_MINIMISATION) }
qname-minimisation-strict{COLON} { YDVAR(1, VAR_QNAME_MINIMISATION_STRICT) }
num-threads{COLON} { YDVAR(1, VAR_NUM_THREADS) }
verbosity{COLON} { YDVAR(1, VAR_VERBOSITY) }
port{COLON} { YDVAR(1, VAR_PORT) }
outgoing-range{COLON} { YDVAR(1, VAR_OUTGOING_RANGE) }
outgoing-port-permit{COLON} { YDVAR(1, VAR_OUTGOING_PORT_PERMIT) }
outgoing-port-avoid{COLON} { YDVAR(1, VAR_OUTGOING_PORT_AVOID) }
outgoing-num-tcp{COLON} { YDVAR(1, VAR_OUTGOING_NUM_TCP) }
incoming-num-tcp{COLON} { YDVAR(1, VAR_INCOMING_NUM_TCP) }
do-ip4{COLON} { YDVAR(1, VAR_DO_IP4) }
do-ip6{COLON} { YDVAR(1, VAR_DO_IP6) }
do-nat64{COLON} { YDVAR(1, VAR_DO_NAT64) }
prefer-ip4{COLON} { YDVAR(1, VAR_PREFER_IP4) }
prefer-ip6{COLON} { YDVAR(1, VAR_PREFER_IP6) }
do-udp{COLON} { YDVAR(1, VAR_DO_UDP) }
do-tcp{COLON} { YDVAR(1, VAR_DO_TCP) }
tcp-upstream{COLON} { YDVAR(1, VAR_TCP_UPSTREAM) }
tcp-mss{COLON} { YDVAR(1, VAR_TCP_MSS) }
outgoing-tcp-mss{COLON} { YDVAR(1, VAR_OUTGOING_TCP_MSS) }
tcp-idle-timeout{COLON} { YDVAR(1, VAR_TCP_IDLE_TIMEOUT) }
max-reuse-tcp-queries{COLON} { YDVAR(1, VAR_MAX_REUSE_TCP_QUERIES) }
tcp-reuse-timeout{COLON} { YDVAR(1, VAR_TCP_REUSE_TIMEOUT) }
tcp-auth-query-timeout{COLON} { YDVAR(1, VAR_TCP_AUTH_QUERY_TIMEOUT) }
edns-tcp-keepalive{COLON} { YDVAR(1, VAR_EDNS_TCP_KEEPALIVE) }
edns-tcp-keepalive-timeout{COLON} { YDVAR(1, VAR_EDNS_TCP_KEEPALIVE_TIMEOUT) }
sock-queue-timeout{COLON} { YDVAR(1, VAR_SOCK_QUEUE_TIMEOUT) }
ssl-upstream{COLON} { YDVAR(1, VAR_SSL_UPSTREAM) }
tls-upstream{COLON} { YDVAR(1, VAR_SSL_UPSTREAM) }
ssl-service-key{COLON} { YDVAR(1, VAR_SSL_SERVICE_KEY) }
tls-service-key{COLON} { YDVAR(1, VAR_SSL_SERVICE_KEY) }
ssl-service-pem{COLON} { YDVAR(1, VAR_SSL_SERVICE_PEM) }
tls-service-pem{COLON} { YDVAR(1, VAR_SSL_SERVICE_PEM) }
ssl-port{COLON} { YDVAR(1, VAR_SSL_PORT) }
tls-port{COLON} { YDVAR(1, VAR_SSL_PORT) }
ssl-cert-bundle{COLON} { YDVAR(1, VAR_TLS_CERT_BUNDLE) }
tls-cert-bundle{COLON} { YDVAR(1, VAR_TLS_CERT_BUNDLE) }
tls-win-cert{COLON} { YDVAR(1, VAR_TLS_WIN_CERT) }
tls-system-cert{COLON} { YDVAR(1, VAR_TLS_WIN_CERT) }
additional-ssl-port{COLON} { YDVAR(1, VAR_TLS_ADDITIONAL_PORT) }
additional-tls-port{COLON} { YDVAR(1, VAR_TLS_ADDITIONAL_PORT) }
tls-additional-ports{COLON} { YDVAR(1, VAR_TLS_ADDITIONAL_PORT) }
tls-additional-port{COLON} { YDVAR(1, VAR_TLS_ADDITIONAL_PORT) }
tls-session-ticket-keys{COLON} { YDVAR(1, VAR_TLS_SESSION_TICKET_KEYS) }
tls-ciphers{COLON} { YDVAR(1, VAR_TLS_CIPHERS) }
tls-ciphersuites{COLON} { YDVAR(1, VAR_TLS_CIPHERSUITES) }
tls-use-sni{COLON} { YDVAR(1, VAR_TLS_USE_SNI) }
https-port{COLON} { YDVAR(1, VAR_HTTPS_PORT) }
http-endpoint{COLON} { YDVAR(1, VAR_HTTP_ENDPOINT) }
http-max-streams{COLON} { YDVAR(1, VAR_HTTP_MAX_STREAMS) }
http-query-buffer-size{COLON} { YDVAR(1, VAR_HTTP_QUERY_BUFFER_SIZE) }
http-response-buffer-size{COLON} { YDVAR(1, VAR_HTTP_RESPONSE_BUFFER_SIZE) }
http-nodelay{COLON} { YDVAR(1, VAR_HTTP_NODELAY) }
http-notls-downstream{COLON} { YDVAR(1, VAR_HTTP_NOTLS_DOWNSTREAM) }
use-systemd{COLON} { YDVAR(1, VAR_USE_SYSTEMD) }
do-daemonize{COLON} { YDVAR(1, VAR_DO_DAEMONIZE) }
interface{COLON} { YDVAR(1, VAR_INTERFACE) }
ip-address{COLON} { YDVAR(1, VAR_INTERFACE) }
outgoing-interface{COLON} { YDVAR(1, VAR_OUTGOING_INTERFACE) }
interface-automatic{COLON} { YDVAR(1, VAR_INTERFACE_AUTOMATIC) }
interface-automatic-ports{COLON} { YDVAR(1, VAR_INTERFACE_AUTOMATIC_PORTS) }
so-rcvbuf{COLON} { YDVAR(1, VAR_SO_RCVBUF) }
so-sndbuf{COLON} { YDVAR(1, VAR_SO_SNDBUF) }
so-reuseport{COLON} { YDVAR(1, VAR_SO_REUSEPORT) }
ip-transparent{COLON} { YDVAR(1, VAR_IP_TRANSPARENT) }
ip-freebind{COLON} { YDVAR(1, VAR_IP_FREEBIND) }
ip-dscp{COLON} { YDVAR(1, VAR_IP_DSCP) }
chroot{COLON} { YDVAR(1, VAR_CHROOT) }
username{COLON} { YDVAR(1, VAR_USERNAME) }
directory{COLON} { YDVAR(1, VAR_DIRECTORY) }
logfile{COLON} { YDVAR(1, VAR_LOGFILE) }
pidfile{COLON} { YDVAR(1, VAR_PIDFILE) }
root-hints{COLON} { YDVAR(1, VAR_ROOT_HINTS) }
stream-wait-size{COLON} { YDVAR(1, VAR_STREAM_WAIT_SIZE) }
edns-buffer-size{COLON} { YDVAR(1, VAR_EDNS_BUFFER_SIZE) }
msg-buffer-size{COLON} { YDVAR(1, VAR_MSG_BUFFER_SIZE) }
msg-cache-size{COLON} { YDVAR(1, VAR_MSG_CACHE_SIZE) }
msg-cache-slabs{COLON} { YDVAR(1, VAR_MSG_CACHE_SLABS) }
rrset-cache-size{COLON} { YDVAR(1, VAR_RRSET_CACHE_SIZE) }
rrset-cache-slabs{COLON} { YDVAR(1, VAR_RRSET_CACHE_SLABS) }
cache-max-ttl{COLON} { YDVAR(1, VAR_CACHE_MAX_TTL) }
cache-max-negative-ttl{COLON} { YDVAR(1, VAR_CACHE_MAX_NEGATIVE_TTL) }
cache-min-ttl{COLON} { YDVAR(1, VAR_CACHE_MIN_TTL) }
infra-host-ttl{COLON} { YDVAR(1, VAR_INFRA_HOST_TTL) }
infra-lame-ttl{COLON} { YDVAR(1, VAR_INFRA_LAME_TTL) }
infra-cache-slabs{COLON} { YDVAR(1, VAR_INFRA_CACHE_SLABS) }
infra-cache-numhosts{COLON} { YDVAR(1, VAR_INFRA_CACHE_NUMHOSTS) }
infra-cache-lame-size{COLON} { YDVAR(1, VAR_INFRA_CACHE_LAME_SIZE) }
infra-cache-min-rtt{COLON} { YDVAR(1, VAR_INFRA_CACHE_MIN_RTT) }
infra-cache-max-rtt{COLON} { YDVAR(1, VAR_INFRA_CACHE_MAX_RTT) }
infra-keep-probing{COLON} { YDVAR(1, VAR_INFRA_KEEP_PROBING) }
num-queries-per-thread{COLON} { YDVAR(1, VAR_NUM_QUERIES_PER_THREAD) }
jostle-timeout{COLON} { YDVAR(1, VAR_JOSTLE_TIMEOUT) }
delay-close{COLON} { YDVAR(1, VAR_DELAY_CLOSE) }
udp-connect{COLON} { YDVAR(1, VAR_UDP_CONNECT) }
target-fetch-policy{COLON} { YDVAR(1, VAR_TARGET_FETCH_POLICY) }
harden-short-bufsize{COLON} { YDVAR(1, VAR_HARDEN_SHORT_BUFSIZE) }
harden-large-queries{COLON} { YDVAR(1, VAR_HARDEN_LARGE_QUERIES) }
harden-glue{COLON} { YDVAR(1, VAR_HARDEN_GLUE) }
harden-dnssec-stripped{COLON} { YDVAR(1, VAR_HARDEN_DNSSEC_STRIPPED) }
harden-below-nxdomain{COLON} { YDVAR(1, VAR_HARDEN_BELOW_NXDOMAIN) }
harden-referral-path{COLON} { YDVAR(1, VAR_HARDEN_REFERRAL_PATH) }
harden-algo-downgrade{COLON} { YDVAR(1, VAR_HARDEN_ALGO_DOWNGRADE) }
harden-unknown-additional{COLON} { YDVAR(1, VAR_HARDEN_UNKNOWN_ADDITIONAL) }
use-caps-for-id{COLON} { YDVAR(1, VAR_USE_CAPS_FOR_ID) }
caps-whitelist{COLON} { YDVAR(1, VAR_CAPS_WHITELIST) }
caps-exempt{COLON} { YDVAR(1, VAR_CAPS_WHITELIST) }
unwanted-reply-threshold{COLON} { YDVAR(1, VAR_UNWANTED_REPLY_THRESHOLD) }
private-address{COLON} { YDVAR(1, VAR_PRIVATE_ADDRESS) }
private-domain{COLON} { YDVAR(1, VAR_PRIVATE_DOMAIN) }
prefetch-key{COLON} { YDVAR(1, VAR_PREFETCH_KEY) }
prefetch{COLON} { YDVAR(1, VAR_PREFETCH) }
deny-any{COLON} { YDVAR(1, VAR_DENY_ANY) }
stub-zone{COLON} { YDVAR(0, VAR_STUB_ZONE) }
name{COLON} { YDVAR(1, VAR_NAME) }
stub-addr{COLON} { YDVAR(1, VAR_STUB_ADDR) }
stub-host{COLON} { YDVAR(1, VAR_STUB_HOST) }
stub-prime{COLON} { YDVAR(1, VAR_STUB_PRIME) }
stub-first{COLON} { YDVAR(1, VAR_STUB_FIRST) }
stub-no-cache{COLON} { YDVAR(1, VAR_STUB_NO_CACHE) }
stub-ssl-upstream{COLON} { YDVAR(1, VAR_STUB_SSL_UPSTREAM) }
stub-tls-upstream{COLON} { YDVAR(1, VAR_STUB_SSL_UPSTREAM) }
stub-tcp-upstream{COLON} { YDVAR(1, VAR_STUB_TCP_UPSTREAM) }
forward-zone{COLON} { YDVAR(0, VAR_FORWARD_ZONE) }
forward-addr{COLON} { YDVAR(1, VAR_FORWARD_ADDR) }
forward-host{COLON} { YDVAR(1, VAR_FORWARD_HOST) }
forward-first{COLON} { YDVAR(1, VAR_FORWARD_FIRST) }
forward-no-cache{COLON} { YDVAR(1, VAR_FORWARD_NO_CACHE) }
forward-ssl-upstream{COLON} { YDVAR(1, VAR_FORWARD_SSL_UPSTREAM) }
forward-tls-upstream{COLON} { YDVAR(1, VAR_FORWARD_SSL_UPSTREAM) }
forward-tcp-upstream{COLON} { YDVAR(1, VAR_FORWARD_TCP_UPSTREAM) }
auth-zone{COLON} { YDVAR(0, VAR_AUTH_ZONE) }
rpz{COLON} { YDVAR(0, VAR_RPZ) }
tags{COLON} { YDVAR(1, VAR_TAGS) }
rpz-action-override{COLON} { YDVAR(1, VAR_RPZ_ACTION_OVERRIDE) }
rpz-cname-override{COLON} { YDVAR(1, VAR_RPZ_CNAME_OVERRIDE) }
rpz-log{COLON} { YDVAR(1, VAR_RPZ_LOG) }
rpz-log-name{COLON} { YDVAR(1, VAR_RPZ_LOG_NAME) }
rpz-signal-nxdomain-ra{COLON} { YDVAR(1, VAR_RPZ_SIGNAL_NXDOMAIN_RA) }
zonefile{COLON} { YDVAR(1, VAR_ZONEFILE) }
master{COLON} { YDVAR(1, VAR_MASTER) }
primary{COLON} { YDVAR(1, VAR_MASTER) }
url{COLON} { YDVAR(1, VAR_URL) }
allow-notify{COLON} { YDVAR(1, VAR_ALLOW_NOTIFY) }
for-downstream{COLON} { YDVAR(1, VAR_FOR_DOWNSTREAM) }
for-upstream{COLON} { YDVAR(1, VAR_FOR_UPSTREAM) }
fallback-enabled{COLON} { YDVAR(1, VAR_FALLBACK_ENABLED) }
view{COLON} { YDVAR(0, VAR_VIEW) }
view-first{COLON} { YDVAR(1, VAR_VIEW_FIRST) }
do-not-query-address{COLON} { YDVAR(1, VAR_DO_NOT_QUERY_ADDRESS) }
do-not-query-localhost{COLON} { YDVAR(1, VAR_DO_NOT_QUERY_LOCALHOST) }
access-control{COLON} { YDVAR(2, VAR_ACCESS_CONTROL) }
interface-action{COLON} { YDVAR(2, VAR_INTERFACE_ACTION) }
send-client-subnet{COLON} { YDVAR(1, VAR_SEND_CLIENT_SUBNET) }
client-subnet-zone{COLON} { YDVAR(1, VAR_CLIENT_SUBNET_ZONE) }
client-subnet-always-forward{COLON} { YDVAR(1, VAR_CLIENT_SUBNET_ALWAYS_FORWARD) }
client-subnet-opcode{COLON} { YDVAR(1, VAR_CLIENT_SUBNET_OPCODE) }
max-client-subnet-ipv4{COLON} { YDVAR(1, VAR_MAX_CLIENT_SUBNET_IPV4) }
max-client-subnet-ipv6{COLON} { YDVAR(1, VAR_MAX_CLIENT_SUBNET_IPV6) }
min-client-subnet-ipv4{COLON} { YDVAR(1, VAR_MIN_CLIENT_SUBNET_IPV4) }
min-client-subnet-ipv6{COLON} { YDVAR(1, VAR_MIN_CLIENT_SUBNET_IPV6) }
max-ecs-tree-size-ipv4{COLON} { YDVAR(1, VAR_MAX_ECS_TREE_SIZE_IPV4) }
max-ecs-tree-size-ipv6{COLON} { YDVAR(1, VAR_MAX_ECS_TREE_SIZE_IPV6) }
hide-identity{COLON} { YDVAR(1, VAR_HIDE_IDENTITY) }
hide-version{COLON} { YDVAR(1, VAR_HIDE_VERSION) }
hide-trustanchor{COLON} { YDVAR(1, VAR_HIDE_TRUSTANCHOR) }
hide-http-user-agent{COLON} { YDVAR(1, VAR_HIDE_HTTP_USER_AGENT) }
identity{COLON} { YDVAR(1, VAR_IDENTITY) }
version{COLON} { YDVAR(1, VAR_VERSION) }
http-user-agent{COLON} { YDVAR(1, VAR_HTTP_USER_AGENT) }
module-config{COLON} { YDVAR(1, VAR_MODULE_CONF) }
dlv-anchor{COLON} { YDVAR(1, VAR_DLV_ANCHOR) }
dlv-anchor-file{COLON} { YDVAR(1, VAR_DLV_ANCHOR_FILE) }
trust-anchor-file{COLON} { YDVAR(1, VAR_TRUST_ANCHOR_FILE) }
auto-trust-anchor-file{COLON} { YDVAR(1, VAR_AUTO_TRUST_ANCHOR_FILE) }
trusted-keys-file{COLON} { YDVAR(1, VAR_TRUSTED_KEYS_FILE) }
trust-anchor{COLON} { YDVAR(1, VAR_TRUST_ANCHOR) }
trust-anchor-signaling{COLON} { YDVAR(1, VAR_TRUST_ANCHOR_SIGNALING) }
root-key-sentinel{COLON} { YDVAR(1, VAR_ROOT_KEY_SENTINEL) }
val-override-date{COLON} { YDVAR(1, VAR_VAL_OVERRIDE_DATE) }
val-sig-skew-min{COLON} { YDVAR(1, VAR_VAL_SIG_SKEW_MIN) }
val-sig-skew-max{COLON} { YDVAR(1, VAR_VAL_SIG_SKEW_MAX) }
val-max-restart{COLON} { YDVAR(1, VAR_VAL_MAX_RESTART) }
val-bogus-ttl{COLON} { YDVAR(1, VAR_BOGUS_TTL) }
val-clean-additional{COLON} { YDVAR(1, VAR_VAL_CLEAN_ADDITIONAL) }
val-permissive-mode{COLON} { YDVAR(1, VAR_VAL_PERMISSIVE_MODE) }
aggressive-nsec{COLON} { YDVAR(1, VAR_AGGRESSIVE_NSEC) }
ignore-cd-flag{COLON} { YDVAR(1, VAR_IGNORE_CD_FLAG) }
disable-edns-do{COLON} { YDVAR(1, VAR_DISABLE_EDNS_DO) }
serve-expired{COLON} { YDVAR(1, VAR_SERVE_EXPIRED) }
serve-expired-ttl{COLON} { YDVAR(1, VAR_SERVE_EXPIRED_TTL) }
serve-expired-ttl-reset{COLON} { YDVAR(1, VAR_SERVE_EXPIRED_TTL_RESET) }
serve-expired-reply-ttl{COLON} { YDVAR(1, VAR_SERVE_EXPIRED_REPLY_TTL) }
serve-expired-client-timeout{COLON} { YDVAR(1, VAR_SERVE_EXPIRED_CLIENT_TIMEOUT) }
ede-serve-expired{COLON} { YDVAR(1, VAR_EDE_SERVE_EXPIRED) }
serve-original-ttl{COLON} { YDVAR(1, VAR_SERVE_ORIGINAL_TTL) }
fake-dsa{COLON} { YDVAR(1, VAR_FAKE_DSA) }
fake-sha1{COLON} { YDVAR(1, VAR_FAKE_SHA1) }
val-log-level{COLON} { YDVAR(1, VAR_VAL_LOG_LEVEL) }
key-cache-size{COLON} { YDVAR(1, VAR_KEY_CACHE_SIZE) }
key-cache-slabs{COLON} { YDVAR(1, VAR_KEY_CACHE_SLABS) }
neg-cache-size{COLON} { YDVAR(1, VAR_NEG_CACHE_SIZE) }
val-nsec3-keysize-iterations{COLON} {
YDVAR(1, VAR_VAL_NSEC3_KEYSIZE_ITERATIONS) }
zonemd-permissive-mode{COLON} { YDVAR(1, VAR_ZONEMD_PERMISSIVE_MODE) }
zonemd-check{COLON} { YDVAR(1, VAR_ZONEMD_CHECK) }
zonemd-reject-absence{COLON} { YDVAR(1, VAR_ZONEMD_REJECT_ABSENCE) }
add-holddown{COLON} { YDVAR(1, VAR_ADD_HOLDDOWN) }
del-holddown{COLON} { YDVAR(1, VAR_DEL_HOLDDOWN) }
keep-missing{COLON} { YDVAR(1, VAR_KEEP_MISSING) }
permit-small-holddown{COLON} { YDVAR(1, VAR_PERMIT_SMALL_HOLDDOWN) }
use-syslog{COLON} { YDVAR(1, VAR_USE_SYSLOG) }
log-identity{COLON} { YDVAR(1, VAR_LOG_IDENTITY) }
log-time-ascii{COLON} { YDVAR(1, VAR_LOG_TIME_ASCII) }
log-queries{COLON} { YDVAR(1, VAR_LOG_QUERIES) }
log-replies{COLON} { YDVAR(1, VAR_LOG_REPLIES) }
log-tag-queryreply{COLON} { YDVAR(1, VAR_LOG_TAG_QUERYREPLY) }
log-local-actions{COLON} { YDVAR(1, VAR_LOG_LOCAL_ACTIONS) }
log-servfail{COLON} { YDVAR(1, VAR_LOG_SERVFAIL) }
log-destaddr{COLON} { YDVAR(1, VAR_LOG_DESTADDR) }
local-zone{COLON} { YDVAR(2, VAR_LOCAL_ZONE) }
local-data{COLON} { YDVAR(1, VAR_LOCAL_DATA) }
local-data-ptr{COLON} { YDVAR(1, VAR_LOCAL_DATA_PTR) }
unblock-lan-zones{COLON} { YDVAR(1, VAR_UNBLOCK_LAN_ZONES) }
insecure-lan-zones{COLON} { YDVAR(1, VAR_INSECURE_LAN_ZONES) }
statistics-interval{COLON} { YDVAR(1, VAR_STATISTICS_INTERVAL) }
statistics-cumulative{COLON} { YDVAR(1, VAR_STATISTICS_CUMULATIVE) }
extended-statistics{COLON} { YDVAR(1, VAR_EXTENDED_STATISTICS) }
statistics-inhibit-zero{COLON} { YDVAR(1, VAR_STATISTICS_INHIBIT_ZERO) }
shm-enable{COLON} { YDVAR(1, VAR_SHM_ENABLE) }
shm-key{COLON} { YDVAR(1, VAR_SHM_KEY) }
remote-control{COLON} { YDVAR(0, VAR_REMOTE_CONTROL) }
control-enable{COLON} { YDVAR(1, VAR_CONTROL_ENABLE) }
control-interface{COLON} { YDVAR(1, VAR_CONTROL_INTERFACE) }
control-port{COLON} { YDVAR(1, VAR_CONTROL_PORT) }
control-use-cert{COLON} { YDVAR(1, VAR_CONTROL_USE_CERT) }
server-key-file{COLON} { YDVAR(1, VAR_SERVER_KEY_FILE) }
server-cert-file{COLON} { YDVAR(1, VAR_SERVER_CERT_FILE) }
control-key-file{COLON} { YDVAR(1, VAR_CONTROL_KEY_FILE) }
control-cert-file{COLON} { YDVAR(1, VAR_CONTROL_CERT_FILE) }
python-script{COLON} { YDVAR(1, VAR_PYTHON_SCRIPT) }
python{COLON} { YDVAR(0, VAR_PYTHON) }
dynlib-file{COLON} { YDVAR(1, VAR_DYNLIB_FILE) }
dynlib{COLON} { YDVAR(0, VAR_DYNLIB) }
domain-insecure{COLON} { YDVAR(1, VAR_DOMAIN_INSECURE) }
minimal-responses{COLON} { YDVAR(1, VAR_MINIMAL_RESPONSES) }
rrset-roundrobin{COLON} { YDVAR(1, VAR_RRSET_ROUNDROBIN) }
unknown-server-time-limit{COLON} { YDVAR(1, VAR_UNKNOWN_SERVER_TIME_LIMIT) }
max-udp-size{COLON} { YDVAR(1, VAR_MAX_UDP_SIZE) }
dns64-prefix{COLON} { YDVAR(1, VAR_DNS64_PREFIX) }
dns64-synthall{COLON} { YDVAR(1, VAR_DNS64_SYNTHALL) }
dns64-ignore-aaaa{COLON} { YDVAR(1, VAR_DNS64_IGNORE_AAAA) }
nat64-prefix{COLON} { YDVAR(1, VAR_NAT64_PREFIX) }
define-tag{COLON} { YDVAR(1, VAR_DEFINE_TAG) }
local-zone-tag{COLON} { YDVAR(2, VAR_LOCAL_ZONE_TAG) }
access-control-tag{COLON} { YDVAR(2, VAR_ACCESS_CONTROL_TAG) }
access-control-tag-action{COLON} { YDVAR(3, VAR_ACCESS_CONTROL_TAG_ACTION) }
access-control-tag-data{COLON} { YDVAR(3, VAR_ACCESS_CONTROL_TAG_DATA) }
access-control-view{COLON} { YDVAR(2, VAR_ACCESS_CONTROL_VIEW) }
interface-tag{COLON} { YDVAR(2, VAR_INTERFACE_TAG) }
interface-tag-action{COLON} { YDVAR(3, VAR_INTERFACE_TAG_ACTION) }
interface-tag-data{COLON} { YDVAR(3, VAR_INTERFACE_TAG_DATA) }
interface-view{COLON} { YDVAR(2, VAR_INTERFACE_VIEW) }
local-zone-override{COLON} { YDVAR(3, VAR_LOCAL_ZONE_OVERRIDE) }
dnstap{COLON} { YDVAR(0, VAR_DNSTAP) }
dnstap-enable{COLON} { YDVAR(1, VAR_DNSTAP_ENABLE) }
dnstap-bidirectional{COLON} { YDVAR(1, VAR_DNSTAP_BIDIRECTIONAL) }
dnstap-socket-path{COLON} { YDVAR(1, VAR_DNSTAP_SOCKET_PATH) }
dnstap-ip{COLON} { YDVAR(1, VAR_DNSTAP_IP) }
dnstap-tls{COLON} { YDVAR(1, VAR_DNSTAP_TLS) }
dnstap-tls-server-name{COLON} { YDVAR(1, VAR_DNSTAP_TLS_SERVER_NAME) }
dnstap-tls-cert-bundle{COLON} { YDVAR(1, VAR_DNSTAP_TLS_CERT_BUNDLE) }
dnstap-tls-client-key-file{COLON} {
YDVAR(1, VAR_DNSTAP_TLS_CLIENT_KEY_FILE) }
dnstap-tls-client-cert-file{COLON} {
YDVAR(1, VAR_DNSTAP_TLS_CLIENT_CERT_FILE) }
dnstap-send-identity{COLON} { YDVAR(1, VAR_DNSTAP_SEND_IDENTITY) }
dnstap-send-version{COLON} { YDVAR(1, VAR_DNSTAP_SEND_VERSION) }
dnstap-identity{COLON} { YDVAR(1, VAR_DNSTAP_IDENTITY) }
dnstap-version{COLON} { YDVAR(1, VAR_DNSTAP_VERSION) }
dnstap-log-resolver-query-messages{COLON} {
YDVAR(1, VAR_DNSTAP_LOG_RESOLVER_QUERY_MESSAGES) }
dnstap-log-resolver-response-messages{COLON} {
YDVAR(1, VAR_DNSTAP_LOG_RESOLVER_RESPONSE_MESSAGES) }
dnstap-log-client-query-messages{COLON} {
YDVAR(1, VAR_DNSTAP_LOG_CLIENT_QUERY_MESSAGES) }
dnstap-log-client-response-messages{COLON} {
YDVAR(1, VAR_DNSTAP_LOG_CLIENT_RESPONSE_MESSAGES) }
dnstap-log-forwarder-query-messages{COLON} {
YDVAR(1, VAR_DNSTAP_LOG_FORWARDER_QUERY_MESSAGES) }
dnstap-log-forwarder-response-messages{COLON} {
YDVAR(1, VAR_DNSTAP_LOG_FORWARDER_RESPONSE_MESSAGES) }
disable-dnssec-lame-check{COLON} { YDVAR(1, VAR_DISABLE_DNSSEC_LAME_CHECK) }
ip-ratelimit{COLON} { YDVAR(1, VAR_IP_RATELIMIT) }
ip-ratelimit-cookie{COLON} { YDVAR(1, VAR_IP_RATELIMIT_COOKIE) }
ratelimit{COLON} { YDVAR(1, VAR_RATELIMIT) }
ip-ratelimit-slabs{COLON} { YDVAR(1, VAR_IP_RATELIMIT_SLABS) }
ratelimit-slabs{COLON} { YDVAR(1, VAR_RATELIMIT_SLABS) }
ip-ratelimit-size{COLON} { YDVAR(1, VAR_IP_RATELIMIT_SIZE) }
ratelimit-size{COLON} { YDVAR(1, VAR_RATELIMIT_SIZE) }
ratelimit-for-domain{COLON} { YDVAR(2, VAR_RATELIMIT_FOR_DOMAIN) }
ratelimit-below-domain{COLON} { YDVAR(2, VAR_RATELIMIT_BELOW_DOMAIN) }
ip-ratelimit-factor{COLON} { YDVAR(1, VAR_IP_RATELIMIT_FACTOR) }
ratelimit-factor{COLON} { YDVAR(1, VAR_RATELIMIT_FACTOR) }
ip-ratelimit-backoff{COLON} { YDVAR(1, VAR_IP_RATELIMIT_BACKOFF) }
ratelimit-backoff{COLON} { YDVAR(1, VAR_RATELIMIT_BACKOFF) }
outbound-msg-retry{COLON} { YDVAR(1, VAR_OUTBOUND_MSG_RETRY) }
max-sent-count{COLON} { YDVAR(1, VAR_MAX_SENT_COUNT) }
max-query-restarts{COLON} { YDVAR(1, VAR_MAX_QUERY_RESTARTS) }
low-rtt{COLON} { YDVAR(1, VAR_LOW_RTT) }
fast-server-num{COLON} { YDVAR(1, VAR_FAST_SERVER_NUM) }
low-rtt-pct{COLON} { YDVAR(1, VAR_FAST_SERVER_PERMIL) }
low-rtt-permil{COLON} { YDVAR(1, VAR_FAST_SERVER_PERMIL) }
fast-server-permil{COLON} { YDVAR(1, VAR_FAST_SERVER_PERMIL) }
response-ip-tag{COLON} { YDVAR(2, VAR_RESPONSE_IP_TAG) }
response-ip{COLON} { YDVAR(2, VAR_RESPONSE_IP) }
response-ip-data{COLON} { YDVAR(2, VAR_RESPONSE_IP_DATA) }
dnscrypt{COLON} { YDVAR(0, VAR_DNSCRYPT) }
dnscrypt-enable{COLON} { YDVAR(1, VAR_DNSCRYPT_ENABLE) }
dnscrypt-port{COLON} { YDVAR(1, VAR_DNSCRYPT_PORT) }
dnscrypt-provider{COLON} { YDVAR(1, VAR_DNSCRYPT_PROVIDER) }
dnscrypt-secret-key{COLON} { YDVAR(1, VAR_DNSCRYPT_SECRET_KEY) }
dnscrypt-provider-cert{COLON} { YDVAR(1, VAR_DNSCRYPT_PROVIDER_CERT) }
dnscrypt-provider-cert-rotated{COLON} { YDVAR(1, VAR_DNSCRYPT_PROVIDER_CERT_ROTATED) }
dnscrypt-shared-secret-cache-size{COLON} {
YDVAR(1, VAR_DNSCRYPT_SHARED_SECRET_CACHE_SIZE) }
dnscrypt-shared-secret-cache-slabs{COLON} {
YDVAR(1, VAR_DNSCRYPT_SHARED_SECRET_CACHE_SLABS) }
dnscrypt-nonce-cache-size{COLON} { YDVAR(1, VAR_DNSCRYPT_NONCE_CACHE_SIZE) }
dnscrypt-nonce-cache-slabs{COLON} { YDVAR(1, VAR_DNSCRYPT_NONCE_CACHE_SLABS) }
pad-responses{COLON} { YDVAR(1, VAR_PAD_RESPONSES) }
pad-responses-block-size{COLON} { YDVAR(1, VAR_PAD_RESPONSES_BLOCK_SIZE) }
pad-queries{COLON} { YDVAR(1, VAR_PAD_QUERIES) }
pad-queries-block-size{COLON} { YDVAR(1, VAR_PAD_QUERIES_BLOCK_SIZE) }
ipsecmod-enabled{COLON} { YDVAR(1, VAR_IPSECMOD_ENABLED) }
ipsecmod-ignore-bogus{COLON} { YDVAR(1, VAR_IPSECMOD_IGNORE_BOGUS) }
ipsecmod-hook{COLON} { YDVAR(1, VAR_IPSECMOD_HOOK) }
ipsecmod-max-ttl{COLON} { YDVAR(1, VAR_IPSECMOD_MAX_TTL) }
ipsecmod-whitelist{COLON} { YDVAR(1, VAR_IPSECMOD_WHITELIST) }
ipsecmod-allow{COLON} { YDVAR(1, VAR_IPSECMOD_WHITELIST) }
ipsecmod-strict{COLON} { YDVAR(1, VAR_IPSECMOD_STRICT) }
cachedb{COLON} { YDVAR(0, VAR_CACHEDB) }
backend{COLON} { YDVAR(1, VAR_CACHEDB_BACKEND) }
secret-seed{COLON} { YDVAR(1, VAR_CACHEDB_SECRETSEED) }
cachedb-no-store{COLON} { YDVAR(1, VAR_CACHEDB_NO_STORE) }
redis-server-host{COLON} { YDVAR(1, VAR_CACHEDB_REDISHOST) }
redis-server-port{COLON} { YDVAR(1, VAR_CACHEDB_REDISPORT) }
redis-server-path{COLON} { YDVAR(1, VAR_CACHEDB_REDISPATH) }
redis-server-password{COLON} { YDVAR(1, VAR_CACHEDB_REDISPASSWORD) }
redis-timeout{COLON} { YDVAR(1, VAR_CACHEDB_REDISTIMEOUT) }
redis-expire-records{COLON} { YDVAR(1, VAR_CACHEDB_REDISEXPIRERECORDS) }
redis-logical-db{COLON} { YDVAR(1, VAR_CACHEDB_REDISLOGICALDB) }
ipset{COLON} { YDVAR(0, VAR_IPSET) }
name-v4{COLON} { YDVAR(1, VAR_IPSET_NAME_V4) }
name-v6{COLON} { YDVAR(1, VAR_IPSET_NAME_V6) }
udp-upstream-without-downstream{COLON} { YDVAR(1, VAR_UDP_UPSTREAM_WITHOUT_DOWNSTREAM) }
tcp-connection-limit{COLON} { YDVAR(2, VAR_TCP_CONNECTION_LIMIT) }
answer-cookie{COLON} { YDVAR(1, VAR_ANSWER_COOKIE ) }
cookie-secret{COLON} { YDVAR(1, VAR_COOKIE_SECRET) }
edns-client-string{COLON} { YDVAR(2, VAR_EDNS_CLIENT_STRING) }
edns-client-string-opcode{COLON} { YDVAR(1, VAR_EDNS_CLIENT_STRING_OPCODE) }
nsid{COLON} { YDVAR(1, VAR_NSID ) }
ede{COLON} { YDVAR(1, VAR_EDE ) }
proxy-protocol-port{COLON} { YDVAR(1, VAR_PROXY_PROTOCOL_PORT) }
<INITIAL,val>{NEWLINE} { LEXOUT(("NL\n")); cfg_parser->line++; }
/* Quoted strings. Strip leading and ending quotes */
<val>\" { BEGIN(quotedstring); LEXOUT(("QS ")); }
<quotedstring><<EOF>> {
yyerror("EOF inside quoted string");
if(--num_args == 0) { BEGIN(INITIAL); }
else { BEGIN(val); }
}
<quotedstring>{DQANY}* { LEXOUT(("STR(%s) ", yytext)); yymore(); }
<quotedstring>{NEWLINE} { yyerror("newline inside quoted string, no end \"");
cfg_parser->line++; BEGIN(INITIAL); }
<quotedstring>\" {
LEXOUT(("QE "));
if(--num_args == 0) { BEGIN(INITIAL); }
else { BEGIN(val); }
yytext[yyleng - 1] = '\0';
yylval.str = strdup(yytext);
if(!yylval.str)
yyerror("out of memory");
return STRING_ARG;
}
/* Single Quoted strings. Strip leading and ending quotes */
<val>\' { BEGIN(singlequotedstr); LEXOUT(("SQS ")); }
<singlequotedstr><<EOF>> {
yyerror("EOF inside quoted string");
if(--num_args == 0) { BEGIN(INITIAL); }
else { BEGIN(val); }
}
<singlequotedstr>{SQANY}* { LEXOUT(("STR(%s) ", yytext)); yymore(); }
<singlequotedstr>{NEWLINE} { yyerror("newline inside quoted string, no end '");
cfg_parser->line++; BEGIN(INITIAL); }
<singlequotedstr>\' {
LEXOUT(("SQE "));
if(--num_args == 0) { BEGIN(INITIAL); }
else { BEGIN(val); }
yytext[yyleng - 1] = '\0';
yylval.str = strdup(yytext);
if(!yylval.str)
yyerror("out of memory");
return STRING_ARG;
}
/* include: directive */
<INITIAL,val>include{COLON} {
LEXOUT(("v(%s) ", yytext)); inc_prev = YYSTATE; BEGIN(include); }
<include><<EOF>> {
yyerror("EOF inside include directive");
BEGIN(inc_prev);
}
<include>{SPACE}* { LEXOUT(("ISP ")); /* ignore */ }
<include>{NEWLINE} { LEXOUT(("NL\n")); cfg_parser->line++;}
<include>\" { LEXOUT(("IQS ")); BEGIN(include_quoted); }
<include>{UNQUOTEDLETTER}* {
LEXOUT(("Iunquotedstr(%s) ", yytext));
config_start_include_glob(yytext, 0);
BEGIN(inc_prev);
}
<include_quoted><<EOF>> {
yyerror("EOF inside quoted string");
BEGIN(inc_prev);
}
<include_quoted>{DQANY}* { LEXOUT(("ISTR(%s) ", yytext)); yymore(); }
<include_quoted>{NEWLINE} { yyerror("newline before \" in include name");
cfg_parser->line++; BEGIN(inc_prev); }
<include_quoted>\" {
LEXOUT(("IQE "));
yytext[yyleng - 1] = '\0';
config_start_include_glob(yytext, 0);
BEGIN(inc_prev);
}
<INITIAL,val><<EOF>> {
LEXOUT(("LEXEOF "));
yy_set_bol(1); /* Set beginning of line, so "^" rules match. */
if (!config_include_stack) {
yyterminate();
} else {
int prev_toplevel = inc_toplevel;
fclose(yyin);
config_end_include();
if(prev_toplevel) return (VAR_FORCE_TOPLEVEL);
}
}
/* include-toplevel: directive */
<INITIAL,val>include-toplevel{COLON} {
LEXOUT(("v(%s) ", yytext)); inc_prev = YYSTATE; BEGIN(include_toplevel);
}
<include_toplevel><<EOF>> {
yyerror("EOF inside include_toplevel directive");
BEGIN(inc_prev);
}
<include_toplevel>{SPACE}* { LEXOUT(("ITSP ")); /* ignore */ }
<include_toplevel>{NEWLINE} { LEXOUT(("NL\n")); cfg_parser->line++; }
<include_toplevel>\" { LEXOUT(("ITQS ")); BEGIN(include_toplevel_quoted); }
<include_toplevel>{UNQUOTEDLETTER}* {
LEXOUT(("ITunquotedstr(%s) ", yytext));
config_start_include_glob(yytext, 1);
BEGIN(inc_prev);
return (VAR_FORCE_TOPLEVEL);
}
<include_toplevel_quoted><<EOF>> {
yyerror("EOF inside quoted string");
BEGIN(inc_prev);
}
<include_toplevel_quoted>{DQANY}* { LEXOUT(("ITSTR(%s) ", yytext)); yymore(); }
<include_toplevel_quoted>{NEWLINE} {
yyerror("newline before \" in include name");
cfg_parser->line++; BEGIN(inc_prev);
}
<include_toplevel_quoted>\" {
LEXOUT(("ITQE "));
yytext[yyleng - 1] = '\0';
config_start_include_glob(yytext, 1);
BEGIN(inc_prev);
return (VAR_FORCE_TOPLEVEL);
}
<val>{UNQUOTEDLETTER}* { LEXOUT(("unquotedstr(%s) ", yytext));
if(--num_args == 0) { BEGIN(INITIAL); }
yylval.str = strdup(yytext); return STRING_ARG; }
{UNQUOTEDLETTER_NOCOLON}* {
ub_c_error_msg("unknown keyword '%s'", yytext);
}
<*>. {
ub_c_error_msg("stray '%s'", yytext);
}
%%
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