int
main(int argc, char *argv[])
{
extern int optind;
extern char *optarg;
enum S command, state;
DB *dbp;
DBT data, key, keydata;
size_t len;
int ch, oflags, sflag;
char *fname, *infoarg, *p, *t, buf[8 * 1024];
infoarg = NULL;
fname = NULL;
oflags = O_CREAT | O_RDWR;
sflag = 0;
while ((ch = getopt(argc, argv, "f:i:lo:s")) != -1)
switch (ch) {
case 'f':
fname = optarg;
break;
case 'i':
infoarg = optarg;
break;
case 'l':
oflags |= DB_LOCK;
break;
case 'o':
if ((ofd = open(optarg,
O_WRONLY|O_CREAT|O_TRUNC, 0666)) < 0)
err("%s: %s", optarg, strerror(errno));
break;
case 's':
sflag = 1;
break;
case '?':
default:
usage();
}
argc -= optind;
argv += optind;
if (argc != 2)
usage();
/* Set the type. */
type = dbtype(*argv++);
/* Open the descriptor file. */
if (strcmp(*argv, "-") && freopen(*argv, "r", stdin) == NULL)
err("%s: %s", *argv, strerror(errno));
/* Set up the db structure as necessary. */
if (infoarg == NULL)
infop = NULL;
else
for (p = strtok(infoarg, ",\t "); p != NULL;
p = strtok(0, ",\t "))
if (*p != '\0')
infop = setinfo(type, p);
/*
* Open the DB. Delete any preexisting copy, you almost never
* want it around, and it often screws up tests.
*/
if (fname == NULL) {
p = getenv("TMPDIR");
if (p == NULL)
p = "/var/tmp";
snprintf(buf, sizeof(buf), "%s/__dbtest", p);
fname = buf;
unlink(buf);
} else if (!sflag)
unlink(fname);
if ((dbp = dbopen(fname,
oflags, S_IRUSR | S_IWUSR, type, infop)) == NULL)
err("dbopen: %s", strerror(errno));
XXdbp = dbp;
state = COMMAND;
for (lineno = 1;
(p = fgets(buf, sizeof(buf), stdin)) != NULL; ++lineno) {
/* Delete the newline, displaying the key/data is easier. */
if (ofd == STDOUT_FILENO && (t = strchr(p, '\n')) != NULL)
*t = '\0';
if ((len = strlen(buf)) == 0 || isspace(*p) || *p == '#')
continue;
/* Convenient gdb break point. */
if (XXlineno == lineno)
XXlineno = 1;
switch (*p) {
case 'c': /* compare */
if (state != COMMAND)
err("line %lu: not expecting command", lineno);
state = KEY;
command = COMPARE;
break;
case 'e': /* echo */
if (state != COMMAND)
err("line %lu: not expecting command", lineno);
/* Don't display the newline, if CR at EOL. */
if (p[len - 2] == '\r')
--len;
if (write(ofd, p + 1, len - 1) != len - 1 ||
write(ofd, "\n", 1) != 1)
err("write: %s", strerror(errno));
break;
case 'g': /* get */
if (state != COMMAND)
err("line %lu: not expecting command", lineno);
state = KEY;
command = GET;
break;
case 'p': /* put */
if (state != COMMAND)
err("line %lu: not expecting command", lineno);
state = KEY;
command = PUT;
break;
case 'r': /* remove */
if (state != COMMAND)
err("line %lu: not expecting command", lineno);
if (flags == R_CURSOR) {
rem(dbp, &key);
state = COMMAND;
} else {
state = KEY;
command = REMOVE;
}
break;
case 'S': /* sync */
if (state != COMMAND)
err("line %lu: not expecting command", lineno);
synk(dbp);
state = COMMAND;
break;
case 's': /* seq */
if (state != COMMAND)
err("line %lu: not expecting command", lineno);
if (flags == R_CURSOR) {
state = KEY;
command = SEQ;
} else
seq(dbp, &key);
break;
case 'f':
flags = setflags(p + 1);
break;
case 'D': /* data file */
if (state != DATA)
err("line %lu: not expecting data", lineno);
data.data = rfile(p + 1, &data.size);
goto ldata;
case 'd': /* data */
if (state != DATA)
err("line %lu: not expecting data", lineno);
data.data = xmalloc(p + 1, len - 1);
data.size = len - 1;
ldata: switch (command) {
case COMPARE:
compare(&keydata, &data);
break;
case PUT:
put(dbp, &key, &data);
break;
default:
err("line %lu: command doesn't take data",
lineno);
}
if (type != DB_RECNO)
free(key.data);
free(data.data);
state = COMMAND;
break;
case 'K': /* key file */
if (state != KEY)
err("line %lu: not expecting a key", lineno);
if (type == DB_RECNO)
err("line %lu: 'K' not available for recno",
lineno);
key.data = rfile(p + 1, &key.size);
goto lkey;
case 'k': /* key */
if (state != KEY)
err("line %lu: not expecting a key", lineno);
if (type == DB_RECNO) {
static recno_t recno;
recno = atoi(p + 1);
key.data = &recno;
key.size = sizeof(recno);
} else {
key.data = xmalloc(p + 1, len - 1);
key.size = len - 1;
}
lkey: switch (command) {
case COMPARE:
getdata(dbp, &key, &keydata);
state = DATA;
break;
case GET:
get(dbp, &key);
if (type != DB_RECNO)
free(key.data);
state = COMMAND;
break;
case PUT:
state = DATA;
break;
case REMOVE:
rem(dbp, &key);
if ((type != DB_RECNO) && (flags != R_CURSOR))
free(key.data);
state = COMMAND;
break;
case SEQ:
seq(dbp, &key);
if ((type != DB_RECNO) && (flags != R_CURSOR))
free(key.data);
state = COMMAND;
break;
default:
err("line %lu: command doesn't take a key",
lineno);
}
break;
case 'o':
dump(dbp, p[1] == 'r');
break;
default:
err("line %lu: %s: unknown command character",
lineno, p);
}
}
#ifdef STATISTICS
/*
* -l must be used (DB_LOCK must be set) for this to be
* used, otherwise a page will be locked and it will fail.
*/
if (type == DB_BTREE && oflags & DB_LOCK)
__bt_stat(dbp);
#endif
if (dbp->close(dbp))
err("db->close: %s", strerror(errno));
close(ofd);
exit(0);
}
void testBT(){
DB *dbp;
DBT key, data;
DBT rkey, rdata;
int rc;
u_int32_t k,d;
u_int32_t rk,rd;
unsigned int i;
FILE* fp=fopen(config.BTtestcase,"r");
if(fp==NULL){
err_sys("can't open test case file '%s'", config.BTtestcase);
}
/* Create the database. */
dbp=dbopen(config.BTdatfile,O_CREAT|O_RDWR,0600, DB_BTREE ,NULL);
if(!dbp){
printf("can't open file");
exit(-1);
}
/*
* Insert records into the database, where the key is the user
* input and the data is the user input in reverse order.
*/
memset(&key, 0, sizeof(DBT));
memset(&data, 0, sizeof(DBT));
k=32;
d=128;
key.size=4;
key.data=(void*)&k;
data.size=4;
data.data=(void*)&d;
//NTT_dump();
for( i = 0 ; i<30000 ; i++){
err_debug1("\n----\ni=%d\n",i);
//k = (u_int32_t)i;
//d = (u_int32_t)i*i;
fscanf(fp,"%u%u",&k,&d);
err_debug1("= BEGIN PUT (%d,%d) =", *(int*)key.data,*(int*)data.data);
rc = dbp->put(dbp, &key, &data, R_NOOVERWRITE);
if(rc!=RET_SUCCESS){
err_quit("db put error");
}
//NTT_dump();
//rk=i/2+1;
rk=k;
//rk=269;
rkey.size=4;
rkey.data=(void*)&rk;
rdata.size=0;
rdata.data=NULL;
err_debug1("\n= BEGIN GET (%d,?) =", *(int*)rkey.data);
rc = dbp->get(dbp,&rkey,&rdata,0);
if(rc==-1){
err_quit("error while try to get ");
}
else if(rc==0){
err_debug1("(%d,%d)", *(int*)rkey.data,*(int*)rdata.data);
}
else{
err_debug1("(%d,?) Not in the database", *(int*)rkey.data);
}
}
__bt_stat(dbp);
(void)dbp->close(dbp);
}
