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#include <stdio.h>
#include <string.h>
struct forder
{
int cs;
};
static const char _forder_key_offsets [] = { 0, 0, 1, 2, 3, 0 , };
static const char _forder_trans_keys [] = { 97, 98, 10, 0 , };
static const char _forder_single_lengths [] = { 0, 1, 1, 1, 0, 0 , };
static const char _forder_range_lengths [] = { 0, 0, 0, 0, 0, 0 , };
static const char _forder_index_offsets [] = { 0, 0, 2, 4, 6, 0 , };
static const char _forder_trans_cond_spaces [] = { -1, -1, -1, -1, -1, -1, -1, 0 , };
static const char _forder_trans_offsets [] = { 0, 1, 2, 3, 4, 5, 6, 0 , };
static const char _forder_trans_lengths [] = { 1, 1, 1, 1, 1, 1, 1, 0 , };
static const char _forder_cond_keys [] = { 0, 0, 0, 0, 0, 0, 0, 0 , };
static const char _forder_cond_targs [] = { 2, 0, 3, 0, 4, 0, 0, 0 , };
static const char _forder_cond_actions [] = { 1, 0, 2, 0, 0, 0, 0, 0 , };
static const char _forder_nfa_targs [] = { 0, 0 , };
static const char _forder_nfa_offsets [] = { 0, 0, 0, 0, 0, 0 , };
static const char _forder_nfa_push_actions [] = { 0, 0 , };
static const char _forder_nfa_pop_trans [] = { 0, 0 , };
static const int forder_start = 1;
static const int forder_first_final = 4;
static const int forder_error = 0;
static const int forder_en_main = 1;
void forder_init( struct forder *fsm )
{
{
(fsm->cs) = ( int ) forder_start;
}
}
void forder_execute( struct forder *fsm, const char *_data, int _len )
{
const char *p = _data;
const char *pe = _data+_len;
{
int _klen;
const char *_keys;
const char *_ckeys;
int _cpc;
unsigned int _trans;
unsigned int _cond = 0;
unsigned int _have = 0;
unsigned int _cont = 1;
while ( _cont == 1 )
{
if ( (fsm->cs) == 0 )
_cont = 0;
_have = 0;
if ( p == pe )
{
if ( _have == 0 )
_cont = 0;
}
if ( _cont == 1 )
{
if ( _have == 0 )
{
_keys = _forder_trans_keys + _forder_key_offsets[(fsm->cs)];
_trans = ( unsigned int ) _forder_index_offsets[(fsm->cs)];
_have = 0;
_klen = ( int ) _forder_single_lengths[(fsm->cs)];
if ( _klen > 0 )
{
const char *_lower;
const char *_mid;
const char *_upper;
_lower = _keys;
_upper = _keys + _klen - 1;
while ( _upper >= _lower && _have == 0 )
{
_mid = _lower + ((_upper-_lower)>> 1);
if ( ((*( p ))
)< (*( _mid ))
)
_upper = _mid - 1;
else if ( ((*( p ))
)> (*( _mid ))
)
_lower = _mid + 1;
else
{
_trans += ( unsigned int ) (_mid - _keys);
_have = 1;
}
}
if ( _have == 0 )
{
_keys += _klen;
_trans += ( unsigned int ) _klen;
}
}
if ( _have == 0 )
{
_klen = ( int ) _forder_range_lengths[(fsm->cs)];
if ( _klen > 0 )
{
const char *_lower;
const char *_mid;
const char *_upper;
_lower = _keys;
_upper = _keys + (_klen<<1)- 2;
while ( _have == 0 && _lower <= _upper )
{
_mid = _lower + (((_upper-_lower)>> 1)& ~1);
if ( ((*( p ))
)< (*( _mid ))
)
_upper = _mid - 2;
else if ( ((*( p ))
)> (*( _mid + 1 ))
)
_lower = _mid + 2;
else
{
_trans += ( unsigned int ) ((_mid - _keys)>>1);
_have = 1;
}
}
if ( _have == 0 )
_trans += ( unsigned int ) _klen;
}
}
_ckeys = _forder_cond_keys + _forder_trans_offsets[_trans];
_klen = ( int ) _forder_trans_lengths[_trans];
_cond = ( unsigned int ) _forder_trans_offsets[_trans];
_have = 0;
_cpc = 0;
{
const char *_lower;
const char *_mid;
const char *_upper;
_lower = _ckeys;
_upper = _ckeys + _klen - 1;
while ( _have == 0 && _lower <= _upper )
{
_mid = _lower + ((_upper-_lower)>> 1);
if ( _cpc < ( int ) (*( _mid ))
)
_upper = _mid - 1;
else if ( _cpc > ( int ) (*( _mid ))
)
_lower = _mid + 1;
else
{
_cond += ( unsigned int ) (_mid - _ckeys);
_have = 1;
}
}
if ( _have == 0 )
{
(fsm->cs) = 0;
_cont = 0;
}
}
}
if ( _cont == 1 )
{
(fsm->cs) = ( int ) _forder_cond_targs[_cond];
switch ( _forder_cond_actions[_cond] ) {
case 1 :
{
printf("finish a\n");
}
break;
case 2 :
{
printf("leave a\n");
}
{
printf("enter b1\n");
}
{
printf("enter b2\n");
}
break;
}
if ( (fsm->cs) == 0 )
_cont = 0;
if ( _cont == 1 )
p += 1;
}
}
}
}
}
int forder_finish( struct forder *fsm )
{
if ( fsm->cs == forder_error )
return -1;
if ( fsm->cs >= forder_first_final )
return 1;
return 0;
}
struct forder fsm;
void test( char *buf )
{
int len = strlen(buf);
forder_init( &fsm );
forder_execute( &fsm, buf, len );
if ( forder_finish( &fsm ) > 0 )
printf("ACCEPT\n");
else
printf("FAIL\n");
}
int main()
{
test( "ab\n");
test( "abx\n");
test( "" );
test(
"ab\n"
"fail after newline\n"
);
return 0;
}
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