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freeswitch/libs/sqlite/src/test3.c

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/*
** 2001 September 15
**
** The author disclaims copyright to this source code. In place of
** a legal notice, here is a blessing:
**
** May you do good and not evil.
** May you find forgiveness for yourself and forgive others.
** May you share freely, never taking more than you give.
**
*************************************************************************
** Code for testing the btree.c module in SQLite. This code
** is not included in the SQLite library. It is used for automated
** testing of the SQLite library.
**
** $Id: test3.c,v 1.70 2007/02/10 19:22:36 drh Exp $
*/
#include "sqliteInt.h"
#include "pager.h"
#include "btree.h"
#include "tcl.h"
#include <stdlib.h>
#include <string.h>
/*
** Interpret an SQLite error number
*/
static char *errorName(int rc){
char *zName;
switch( rc ){
case SQLITE_OK: zName = "SQLITE_OK"; break;
case SQLITE_ERROR: zName = "SQLITE_ERROR"; break;
case SQLITE_PERM: zName = "SQLITE_PERM"; break;
case SQLITE_ABORT: zName = "SQLITE_ABORT"; break;
case SQLITE_BUSY: zName = "SQLITE_BUSY"; break;
case SQLITE_NOMEM: zName = "SQLITE_NOMEM"; break;
case SQLITE_READONLY: zName = "SQLITE_READONLY"; break;
case SQLITE_INTERRUPT: zName = "SQLITE_INTERRUPT"; break;
case SQLITE_IOERR: zName = "SQLITE_IOERR"; break;
case SQLITE_CORRUPT: zName = "SQLITE_CORRUPT"; break;
case SQLITE_FULL: zName = "SQLITE_FULL"; break;
case SQLITE_CANTOPEN: zName = "SQLITE_CANTOPEN"; break;
case SQLITE_PROTOCOL: zName = "SQLITE_PROTOCOL"; break;
case SQLITE_EMPTY: zName = "SQLITE_EMPTY"; break;
case SQLITE_LOCKED: zName = "SQLITE_LOCKED"; break;
default: zName = "SQLITE_Unknown"; break;
}
return zName;
}
/*
** Usage: btree_open FILENAME NCACHE FLAGS
**
** Open a new database
*/
static int btree_open(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int rc, nCache, flags;
char zBuf[100];
if( argc!=4 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" FILENAME NCACHE FLAGS\"", 0);
return TCL_ERROR;
}
if( Tcl_GetInt(interp, argv[2], &nCache) ) return TCL_ERROR;
if( Tcl_GetInt(interp, argv[3], &flags) ) return TCL_ERROR;
rc = sqlite3BtreeOpen(argv[1], 0, &pBt, flags);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
sqlite3BtreeSetCacheSize(pBt, nCache);
sqlite3_snprintf(sizeof(zBuf), zBuf,"%p", pBt);
Tcl_AppendResult(interp, zBuf, 0);
return TCL_OK;
}
/*
** Usage: btree_close ID
**
** Close the given database.
*/
static int btree_close(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int rc;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
rc = sqlite3BtreeClose(pBt);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
}
/*
** Usage: btree_begin_transaction ID
**
** Start a new transaction
*/
static int btree_begin_transaction(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int rc;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
rc = sqlite3BtreeBeginTrans(pBt, 1);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
}
/*
** Usage: btree_rollback ID
**
** Rollback changes
*/
static int btree_rollback(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int rc;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
rc = sqlite3BtreeRollback(pBt);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
}
/*
** Usage: btree_commit ID
**
** Commit all changes
*/
static int btree_commit(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int rc;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
rc = sqlite3BtreeCommit(pBt);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
}
/*
** Usage: btree_begin_statement ID
**
** Start a new statement transaction
*/
static int btree_begin_statement(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int rc;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
rc = sqlite3BtreeBeginStmt(pBt);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
}
/*
** Usage: btree_rollback_statement ID
**
** Rollback changes
*/
static int btree_rollback_statement(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int rc;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
rc = sqlite3BtreeRollbackStmt(pBt);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
}
/*
** Usage: btree_commit_statement ID
**
** Commit all changes
*/
static int btree_commit_statement(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int rc;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
rc = sqlite3BtreeCommitStmt(pBt);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
}
/*
** Usage: btree_create_table ID FLAGS
**
** Create a new table in the database
*/
static int btree_create_table(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int rc, iTable, flags;
char zBuf[30];
if( argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID FLAGS\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
if( Tcl_GetInt(interp, argv[2], &flags) ) return TCL_ERROR;
rc = sqlite3BtreeCreateTable(pBt, &iTable, flags);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
sqlite3_snprintf(sizeof(zBuf), zBuf, "%d", iTable);
Tcl_AppendResult(interp, zBuf, 0);
return TCL_OK;
}
/*
** Usage: btree_drop_table ID TABLENUM
**
** Delete an entire table from the database
*/
static int btree_drop_table(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int iTable;
int rc;
int notUsed1;
if( argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID TABLENUM\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
if( Tcl_GetInt(interp, argv[2], &iTable) ) return TCL_ERROR;
rc = sqlite3BtreeDropTable(pBt, iTable, &notUsed1);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
}
/*
** Usage: btree_clear_table ID TABLENUM
**
** Remove all entries from the given table but keep the table around.
*/
static int btree_clear_table(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int iTable;
int rc;
if( argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID TABLENUM\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
if( Tcl_GetInt(interp, argv[2], &iTable) ) return TCL_ERROR;
rc = sqlite3BtreeClearTable(pBt, iTable);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
}
/*
** Usage: btree_get_meta ID
**
** Return meta data
*/
static int btree_get_meta(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int rc;
int i;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
for(i=0; i<SQLITE_N_BTREE_META; i++){
char zBuf[30];
unsigned int v;
rc = sqlite3BtreeGetMeta(pBt, i, &v);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
sqlite3_snprintf(sizeof(zBuf), zBuf,"%d",v);
Tcl_AppendElement(interp, zBuf);
}
return TCL_OK;
}
/*
** Usage: btree_update_meta ID METADATA...
**
** Return meta data
*/
static int btree_update_meta(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int rc;
int i;
int aMeta[SQLITE_N_BTREE_META];
if( argc!=2+SQLITE_N_BTREE_META ){
char zBuf[30];
sqlite3_snprintf(sizeof(zBuf), zBuf,"%d",SQLITE_N_BTREE_META);
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID METADATA...\" (METADATA is ", zBuf, " integers)", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
for(i=1; i<SQLITE_N_BTREE_META; i++){
if( Tcl_GetInt(interp, argv[i+2], &aMeta[i]) ) return TCL_ERROR;
}
for(i=1; i<SQLITE_N_BTREE_META; i++){
rc = sqlite3BtreeUpdateMeta(pBt, i, aMeta[i]);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
}
return TCL_OK;
}
/*
** Usage: btree_page_dump ID PAGENUM
**
** Print a disassembly of a page on standard output
*/
static int btree_page_dump(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int iPage;
int rc;
if( argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
if( Tcl_GetInt(interp, argv[2], &iPage) ) return TCL_ERROR;
rc = sqlite3BtreePageDump(pBt, iPage, 0);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
}
/*
** Usage: btree_tree_dump ID PAGENUM
**
** Print a disassembly of a page and all its child pages on standard output
*/
static int btree_tree_dump(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int iPage;
int rc;
if( argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
if( Tcl_GetInt(interp, argv[2], &iPage) ) return TCL_ERROR;
rc = sqlite3BtreePageDump(pBt, iPage, 1);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
}
/*
** Usage: btree_pager_stats ID
**
** Returns pager statistics
*/
static int btree_pager_stats(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int i;
int *a;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
a = sqlite3pager_stats(sqlite3BtreePager(pBt));
for(i=0; i<11; i++){
static char *zName[] = {
"ref", "page", "max", "size", "state", "err",
"hit", "miss", "ovfl", "read", "write"
};
char zBuf[100];
Tcl_AppendElement(interp, zName[i]);
sqlite3_snprintf(sizeof(zBuf), zBuf,"%d",a[i]);
Tcl_AppendElement(interp, zBuf);
}
return TCL_OK;
}
/*
** Usage: btree_pager_ref_dump ID
**
** Print out all outstanding pages.
*/
static int btree_pager_ref_dump(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
#ifdef SQLITE_DEBUG
sqlite3pager_refdump(sqlite3BtreePager(pBt));
#endif
return TCL_OK;
}
/*
** Usage: btree_integrity_check ID ROOT ...
**
** Look through every page of the given BTree file to verify correct
** formatting and linkage. Return a line of text for each problem found.
** Return an empty string if everything worked.
*/
static int btree_integrity_check(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int nRoot;
int *aRoot;
int i;
int nErr;
char *zResult;
if( argc<3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID ROOT ...\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
nRoot = argc-2;
aRoot = (int*)malloc( sizeof(int)*(argc-2) );
for(i=0; i<argc-2; i++){
if( Tcl_GetInt(interp, argv[i+2], &aRoot[i]) ) return TCL_ERROR;
}
#ifndef SQLITE_OMIT_INTEGRITY_CHECK
zResult = sqlite3BtreeIntegrityCheck(pBt, aRoot, nRoot, 10000, &nErr);
#else
zResult = 0;
#endif
free((void*)aRoot);
if( zResult ){
Tcl_AppendResult(interp, zResult, 0);
sqliteFree(zResult);
}
return TCL_OK;
}
/*
** Usage: btree_cursor_list ID
**
** Print information about all cursors to standard output for debugging.
*/
static int btree_cursor_list(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
sqlite3BtreeCursorList(pBt);
return SQLITE_OK;
}
/*
** Usage: btree_cursor ID TABLENUM WRITEABLE
**
** Create a new cursor. Return the ID for the cursor.
*/
static int btree_cursor(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
int iTable;
BtCursor *pCur;
int rc;
int wrFlag;
char zBuf[30];
if( argc!=4 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID TABLENUM WRITEABLE\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
if( Tcl_GetInt(interp, argv[2], &iTable) ) return TCL_ERROR;
if( Tcl_GetBoolean(interp, argv[3], &wrFlag) ) return TCL_ERROR;
rc = sqlite3BtreeCursor(pBt, iTable, wrFlag, 0, 0, &pCur);
if( rc ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
sqlite3_snprintf(sizeof(zBuf), zBuf,"%p", pCur);
Tcl_AppendResult(interp, zBuf, 0);
return SQLITE_OK;
}
/*
** Usage: btree_close_cursor ID
**
** Close a cursor opened using btree_cursor.
*/
static int btree_close_cursor(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
BtCursor *pCur;
int rc;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pCur = sqlite3TextToPtr(argv[1]);
rc = sqlite3BtreeCloseCursor(pCur);
if( rc ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
return SQLITE_OK;
}
/*
** Usage: btree_move_to ID KEY
**
** Move the cursor to the entry with the given key.
*/
static int btree_move_to(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
BtCursor *pCur;
int rc;
int res;
char zBuf[20];
if( argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID KEY\"", 0);
return TCL_ERROR;
}
pCur = sqlite3TextToPtr(argv[1]);
if( sqlite3BtreeFlags(pCur) & BTREE_INTKEY ){
int iKey;
if( Tcl_GetInt(interp, argv[2], &iKey) ) return TCL_ERROR;
rc = sqlite3BtreeMoveto(pCur, 0, iKey, &res);
}else{
rc = sqlite3BtreeMoveto(pCur, argv[2], strlen(argv[2]), &res);
}
if( rc ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
if( res<0 ) res = -1;
if( res>0 ) res = 1;
sqlite3_snprintf(sizeof(zBuf), zBuf,"%d",res);
Tcl_AppendResult(interp, zBuf, 0);
return SQLITE_OK;
}
/*
** Usage: btree_delete ID
**
** Delete the entry that the cursor is pointing to
*/
static int btree_delete(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
BtCursor *pCur;
int rc;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pCur = sqlite3TextToPtr(argv[1]);
rc = sqlite3BtreeDelete(pCur);
if( rc ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
return SQLITE_OK;
}
/*
** Usage: btree_insert ID KEY DATA
**
** Create a new entry with the given key and data. If an entry already
** exists with the same key the old entry is overwritten.
*/
static int btree_insert(
void * clientData,
Tcl_Interp *interp,
int objc,
Tcl_Obj *CONST objv[]
){
BtCursor *pCur;
int rc;
if( objc!=4 ){
Tcl_WrongNumArgs(interp, 1, objv, "ID KEY DATA");
return TCL_ERROR;
}
pCur = sqlite3TextToPtr(Tcl_GetString(objv[1]));
if( sqlite3BtreeFlags(pCur) & BTREE_INTKEY ){
i64 iKey;
int len;
unsigned char *pBuf;
if( Tcl_GetWideIntFromObj(interp, objv[2], &iKey) ) return TCL_ERROR;
pBuf = Tcl_GetByteArrayFromObj(objv[3], &len);
rc = sqlite3BtreeInsert(pCur, 0, iKey, pBuf, len);
}else{
int keylen;
int dlen;
unsigned char *pKBuf;
unsigned char *pDBuf;
pKBuf = Tcl_GetByteArrayFromObj(objv[2], &keylen);
pDBuf = Tcl_GetByteArrayFromObj(objv[3], &dlen);
rc = sqlite3BtreeInsert(pCur, pKBuf, keylen, pDBuf, dlen);
}
if( rc ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
return SQLITE_OK;
}
/*
** Usage: btree_next ID
**
** Move the cursor to the next entry in the table. Return 0 on success
** or 1 if the cursor was already on the last entry in the table or if
** the table is empty.
*/
static int btree_next(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
BtCursor *pCur;
int rc;
int res = 0;
char zBuf[100];
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pCur = sqlite3TextToPtr(argv[1]);
rc = sqlite3BtreeNext(pCur, &res);
if( rc ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
sqlite3_snprintf(sizeof(zBuf),zBuf,"%d",res);
Tcl_AppendResult(interp, zBuf, 0);
return SQLITE_OK;
}
/*
** Usage: btree_prev ID
**
** Move the cursor to the previous entry in the table. Return 0 on
** success and 1 if the cursor was already on the first entry in
** the table or if the table was empty.
*/
static int btree_prev(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
BtCursor *pCur;
int rc;
int res = 0;
char zBuf[100];
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pCur = sqlite3TextToPtr(argv[1]);
rc = sqlite3BtreePrevious(pCur, &res);
if( rc ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
sqlite3_snprintf(sizeof(zBuf),zBuf,"%d",res);
Tcl_AppendResult(interp, zBuf, 0);
return SQLITE_OK;
}
/*
** Usage: btree_first ID
**
** Move the cursor to the first entry in the table. Return 0 if the
** cursor was left point to something and 1 if the table is empty.
*/
static int btree_first(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
BtCursor *pCur;
int rc;
int res = 0;
char zBuf[100];
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pCur = sqlite3TextToPtr(argv[1]);
rc = sqlite3BtreeFirst(pCur, &res);
if( rc ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
sqlite3_snprintf(sizeof(zBuf),zBuf,"%d",res);
Tcl_AppendResult(interp, zBuf, 0);
return SQLITE_OK;
}
/*
** Usage: btree_last ID
**
** Move the cursor to the last entry in the table. Return 0 if the
** cursor was left point to something and 1 if the table is empty.
*/
static int btree_last(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
BtCursor *pCur;
int rc;
int res = 0;
char zBuf[100];
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pCur = sqlite3TextToPtr(argv[1]);
rc = sqlite3BtreeLast(pCur, &res);
if( rc ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
sqlite3_snprintf(sizeof(zBuf),zBuf,"%d",res);
Tcl_AppendResult(interp, zBuf, 0);
return SQLITE_OK;
}
/*
** Usage: btree_eof ID
**
** Return TRUE if the given cursor is not pointing at a valid entry.
** Return FALSE if the cursor does point to a valid entry.
*/
static int btree_eof(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
BtCursor *pCur;
char zBuf[50];
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pCur = sqlite3TextToPtr(argv[1]);
sqlite3_snprintf(sizeof(zBuf),zBuf, "%d", sqlite3BtreeEof(pCur));
Tcl_AppendResult(interp, zBuf, 0);
return SQLITE_OK;
}
/*
** Usage: btree_keysize ID
**
** Return the number of bytes of key. For an INTKEY table, this
** returns the key itself.
*/
static int btree_keysize(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
BtCursor *pCur;
u64 n;
char zBuf[50];
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pCur = sqlite3TextToPtr(argv[1]);
sqlite3BtreeKeySize(pCur, (i64*)&n);
sqlite3_snprintf(sizeof(zBuf),zBuf, "%llu", n);
Tcl_AppendResult(interp, zBuf, 0);
return SQLITE_OK;
}
/*
** Usage: btree_key ID
**
** Return the key for the entry at which the cursor is pointing.
*/
static int btree_key(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
BtCursor *pCur;
int rc;
u64 n;
char *zBuf;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pCur = sqlite3TextToPtr(argv[1]);
sqlite3BtreeKeySize(pCur, (i64*)&n);
if( sqlite3BtreeFlags(pCur) & BTREE_INTKEY ){
char zBuf2[60];
sqlite3_snprintf(sizeof(zBuf2),zBuf2, "%llu", n);
Tcl_AppendResult(interp, zBuf2, 0);
}else{
zBuf = malloc( n+1 );
rc = sqlite3BtreeKey(pCur, 0, n, zBuf);
if( rc ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
zBuf[n] = 0;
Tcl_AppendResult(interp, zBuf, 0);
free(zBuf);
}
return SQLITE_OK;
}
/*
** Usage: btree_data ID ?N?
**
** Return the data for the entry at which the cursor is pointing.
*/
static int btree_data(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
BtCursor *pCur;
int rc;
u32 n;
char *zBuf;
if( argc!=2 && argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pCur = sqlite3TextToPtr(argv[1]);
if( argc==2 ){
sqlite3BtreeDataSize(pCur, &n);
}else{
n = atoi(argv[2]);
}
zBuf = malloc( n+1 );
rc = sqlite3BtreeData(pCur, 0, n, zBuf);
if( rc ){
Tcl_AppendResult(interp, errorName(rc), 0);
free(zBuf);
return TCL_ERROR;
}
zBuf[n] = 0;
Tcl_AppendResult(interp, zBuf, 0);
free(zBuf);
return SQLITE_OK;
}
/*
** Usage: btree_fetch_key ID AMT
**
** Use the sqlite3BtreeKeyFetch() routine to get AMT bytes of the key.
** If sqlite3BtreeKeyFetch() fails, return an empty string.
*/
static int btree_fetch_key(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
BtCursor *pCur;
int n;
int amt;
u64 nKey;
const char *zBuf;
char zStatic[1000];
if( argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID AMT\"", 0);
return TCL_ERROR;
}
pCur = sqlite3TextToPtr(argv[1]);
if( Tcl_GetInt(interp, argv[2], &n) ) return TCL_ERROR;
sqlite3BtreeKeySize(pCur, (i64*)&nKey);
zBuf = sqlite3BtreeKeyFetch(pCur, &amt);
if( zBuf && amt>=n ){
assert( nKey<sizeof(zStatic) );
if( n>0 ) nKey = n;
memcpy(zStatic, zBuf, (int)nKey);
zStatic[nKey] = 0;
Tcl_AppendResult(interp, zStatic, 0);
}
return TCL_OK;
}
/*
** Usage: btree_fetch_data ID AMT
**
** Use the sqlite3BtreeDataFetch() routine to get AMT bytes of the key.
** If sqlite3BtreeDataFetch() fails, return an empty string.
*/
static int btree_fetch_data(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
BtCursor *pCur;
int n;
int amt;
u32 nData;
const char *zBuf;
char zStatic[1000];
if( argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID AMT\"", 0);
return TCL_ERROR;
}
pCur = sqlite3TextToPtr(argv[1]);
if( Tcl_GetInt(interp, argv[2], &n) ) return TCL_ERROR;
sqlite3BtreeDataSize(pCur, &nData);
zBuf = sqlite3BtreeDataFetch(pCur, &amt);
if( zBuf && amt>=n ){
assert( nData<sizeof(zStatic) );
if( n>0 ) nData = n;
memcpy(zStatic, zBuf, (int)nData);
zStatic[nData] = 0;
Tcl_AppendResult(interp, zStatic, 0);
}
return TCL_OK;
}
/*
** Usage: btree_payload_size ID
**
** Return the number of bytes of payload
*/
static int btree_payload_size(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
BtCursor *pCur;
int n2;
u64 n1;
char zBuf[50];
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID\"", 0);
return TCL_ERROR;
}
pCur = sqlite3TextToPtr(argv[1]);
if( sqlite3BtreeFlags(pCur) & BTREE_INTKEY ){
n1 = 0;
}else{
sqlite3BtreeKeySize(pCur, (i64*)&n1);
}
sqlite3BtreeDataSize(pCur, (u32*)&n2);
sqlite3_snprintf(sizeof(zBuf),zBuf, "%d", (int)(n1+n2));
Tcl_AppendResult(interp, zBuf, 0);
return SQLITE_OK;
}
/*
** Usage: btree_cursor_info ID ?UP-CNT?
**
** Return integers containing information about the entry the
** cursor is pointing to:
**
** aResult[0] = The page number
** aResult[1] = The entry number
** aResult[2] = Total number of entries on this page
** aResult[3] = Cell size (local payload + header)
** aResult[4] = Number of free bytes on this page
** aResult[5] = Number of free blocks on the page
** aResult[6] = Total payload size (local + overflow)
** aResult[7] = Header size in bytes
** aResult[8] = Local payload size
** aResult[9] = Parent page number
** aResult[10]= Page number of the first overflow page
*/
static int btree_cursor_info(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
BtCursor *pCur;
int rc;
int i, j;
int up;
int aResult[11];
char zBuf[400];
if( argc!=2 && argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" ID ?UP-CNT?\"", 0);
return TCL_ERROR;
}
pCur = sqlite3TextToPtr(argv[1]);
if( argc==3 ){
if( Tcl_GetInt(interp, argv[2], &up) ) return TCL_ERROR;
}else{
up = 0;
}
rc = sqlite3BtreeCursorInfo(pCur, aResult, up);
if( rc ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
j = 0;
for(i=0; i<sizeof(aResult)/sizeof(aResult[0]); i++){
sqlite3_snprintf(40,&zBuf[j]," %d", aResult[i]);
j += strlen(&zBuf[j]);
}
Tcl_AppendResult(interp, &zBuf[1], 0);
return SQLITE_OK;
}
/*
** Copied from btree.c:
*/
static u32 get4byte(unsigned char *p){
return (p[0]<<24) | (p[1]<<16) | (p[2]<<8) | p[3];
}
/*
** btree_ovfl_info BTREE CURSOR
**
** Given a cursor, return the sequence of pages number that form the
** overflow pages for the data of the entry that the cursor is point
** to.
*/
static int btree_ovfl_info(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
Btree *pBt;
BtCursor *pCur;
Pager *pPager;
int rc;
int n;
int dataSize;
u32 pgno;
void *pPage;
int aResult[11];
char zElem[100];
Tcl_DString str;
if( argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" BTREE CURSOR", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
pCur = sqlite3TextToPtr(argv[2]);
if( (*(void**)pCur) != (void*)pBt ){
Tcl_AppendResult(interp, "Cursor ", argv[2], " does not belong to btree ",
argv[1], 0);
return TCL_ERROR;
}
pPager = sqlite3BtreePager(pBt);
rc = sqlite3BtreeCursorInfo(pCur, aResult, 0);
if( rc ){
Tcl_AppendResult(interp, errorName(rc), 0);
return TCL_ERROR;
}
dataSize = sqlite3BtreeGetPageSize(pBt) - sqlite3BtreeGetReserve(pBt);
Tcl_DStringInit(&str);
n = aResult[6] - aResult[8];
n = (n + dataSize - 1)/dataSize;
pgno = (u32)aResult[10];
while( pgno && n-- ){
sprintf(zElem, "%d", pgno);
Tcl_DStringAppendElement(&str, zElem);
if( sqlite3pager_get(pPager, pgno, &pPage)!=SQLITE_OK ){
Tcl_DStringFree(&str);
Tcl_AppendResult(interp, "unable to get page ", zElem, 0);
return TCL_ERROR;
}
pgno = get4byte((unsigned char*)pPage);
sqlite3pager_unref(pPage);
}
Tcl_DStringResult(interp, &str);
return SQLITE_OK;
}
/*
** The command is provided for the purpose of setting breakpoints.
** in regression test scripts.
**
** By setting a GDB breakpoint on this procedure and executing the
** btree_breakpoint command in a test script, we can stop GDB at
** the point in the script where the btree_breakpoint command is
** inserted. This is useful for debugging.
*/
static int btree_breakpoint(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
return TCL_OK;
}
/*
** usage: varint_test START MULTIPLIER COUNT INCREMENT
**
** This command tests the sqlite3PutVarint() and sqlite3GetVarint()
** routines, both for accuracy and for speed.
**
** An integer is written using PutVarint() and read back with
** GetVarint() and varified to be unchanged. This repeats COUNT
** times. The first integer is START*MULTIPLIER. Each iteration
** increases the integer by INCREMENT.
**
** This command returns nothing if it works. It returns an error message
** if something goes wrong.
*/
static int btree_varint_test(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
u32 start, mult, count, incr;
u64 in, out;
int n1, n2, i, j;
unsigned char zBuf[100];
if( argc!=5 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" START MULTIPLIER COUNT INCREMENT\"", 0);
return TCL_ERROR;
}
if( Tcl_GetInt(interp, argv[1], (int*)&start) ) return TCL_ERROR;
if( Tcl_GetInt(interp, argv[2], (int*)&mult) ) return TCL_ERROR;
if( Tcl_GetInt(interp, argv[3], (int*)&count) ) return TCL_ERROR;
if( Tcl_GetInt(interp, argv[4], (int*)&incr) ) return TCL_ERROR;
in = start;
in *= mult;
for(i=0; i<count; i++){
char zErr[200];
n1 = sqlite3PutVarint(zBuf, in);
if( n1>9 || n1<1 ){
sprintf(zErr, "PutVarint returned %d - should be between 1 and 9", n1);
Tcl_AppendResult(interp, zErr, 0);
return TCL_ERROR;
}
n2 = sqlite3GetVarint(zBuf, &out);
if( n1!=n2 ){
sprintf(zErr, "PutVarint returned %d and GetVarint returned %d", n1, n2);
Tcl_AppendResult(interp, zErr, 0);
return TCL_ERROR;
}
if( in!=out ){
sprintf(zErr, "Wrote 0x%016llx and got back 0x%016llx", in, out);
Tcl_AppendResult(interp, zErr, 0);
return TCL_ERROR;
}
if( (in & 0xffffffff)==in ){
u32 out32;
n2 = sqlite3GetVarint32(zBuf, &out32);
out = out32;
if( n1!=n2 ){
sprintf(zErr, "PutVarint returned %d and GetVarint32 returned %d",
n1, n2);
Tcl_AppendResult(interp, zErr, 0);
return TCL_ERROR;
}
if( in!=out ){
sprintf(zErr, "Wrote 0x%016llx and got back 0x%016llx from GetVarint32",
in, out);
Tcl_AppendResult(interp, zErr, 0);
return TCL_ERROR;
}
}
/* In order to get realistic timings, run getVarint 19 more times.
** This is because getVarint is called about 20 times more often
** than putVarint.
*/
for(j=0; j<19; j++){
sqlite3GetVarint(zBuf, &out);
}
in += incr;
}
return TCL_OK;
}
/*
** usage: btree_from_db DB-HANDLE
**
** This command returns the btree handle for the main database associated
** with the database-handle passed as the argument. Example usage:
**
** sqlite3 db test.db
** set bt [btree_from_db db]
*/
static int btree_from_db(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
char zBuf[100];
Tcl_CmdInfo info;
sqlite3 *db;
Btree *pBt;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" DB-HANDLE\"", 0);
return TCL_ERROR;
}
if( 1!=Tcl_GetCommandInfo(interp, argv[1], &info) ){
Tcl_AppendResult(interp, "No such db-handle: \"", argv[1], "\"", 0);
return TCL_ERROR;
}
db = *((sqlite3 **)info.objClientData);
assert( db );
pBt = db->aDb[0].pBt;
sqlite3_snprintf(sizeof(zBuf), zBuf, "%p", pBt);
Tcl_SetResult(interp, zBuf, TCL_VOLATILE);
return TCL_OK;
}
/*
** usage: btree_set_cache_size ID NCACHE
**
** Set the size of the cache used by btree $ID.
*/
static int btree_set_cache_size(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
const char **argv /* Text of each argument */
){
int nCache;
Btree *pBt;
if( argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" BT NCACHE\"", 0);
return TCL_ERROR;
}
pBt = sqlite3TextToPtr(argv[1]);
if( Tcl_GetInt(interp, argv[2], &nCache) ) return TCL_ERROR;
sqlite3BtreeSetCacheSize(pBt, nCache);
return TCL_OK;
}
/*
** Register commands with the TCL interpreter.
*/
int Sqlitetest3_Init(Tcl_Interp *interp){
extern int sqlite3_btree_trace;
static struct {
char *zName;
Tcl_CmdProc *xProc;
} aCmd[] = {
{ "btree_open", (Tcl_CmdProc*)btree_open },
{ "btree_close", (Tcl_CmdProc*)btree_close },
{ "btree_begin_transaction", (Tcl_CmdProc*)btree_begin_transaction },
{ "btree_commit", (Tcl_CmdProc*)btree_commit },
{ "btree_rollback", (Tcl_CmdProc*)btree_rollback },
{ "btree_create_table", (Tcl_CmdProc*)btree_create_table },
{ "btree_drop_table", (Tcl_CmdProc*)btree_drop_table },
{ "btree_clear_table", (Tcl_CmdProc*)btree_clear_table },
{ "btree_get_meta", (Tcl_CmdProc*)btree_get_meta },
{ "btree_update_meta", (Tcl_CmdProc*)btree_update_meta },
{ "btree_page_dump", (Tcl_CmdProc*)btree_page_dump },
{ "btree_tree_dump", (Tcl_CmdProc*)btree_tree_dump },
{ "btree_pager_stats", (Tcl_CmdProc*)btree_pager_stats },
{ "btree_pager_ref_dump", (Tcl_CmdProc*)btree_pager_ref_dump },
{ "btree_cursor", (Tcl_CmdProc*)btree_cursor },
{ "btree_close_cursor", (Tcl_CmdProc*)btree_close_cursor },
{ "btree_move_to", (Tcl_CmdProc*)btree_move_to },
{ "btree_delete", (Tcl_CmdProc*)btree_delete },
{ "btree_next", (Tcl_CmdProc*)btree_next },
{ "btree_prev", (Tcl_CmdProc*)btree_prev },
{ "btree_eof", (Tcl_CmdProc*)btree_eof },
{ "btree_keysize", (Tcl_CmdProc*)btree_keysize },
{ "btree_key", (Tcl_CmdProc*)btree_key },
{ "btree_data", (Tcl_CmdProc*)btree_data },
{ "btree_fetch_key", (Tcl_CmdProc*)btree_fetch_key },
{ "btree_fetch_data", (Tcl_CmdProc*)btree_fetch_data },
{ "btree_payload_size", (Tcl_CmdProc*)btree_payload_size },
{ "btree_first", (Tcl_CmdProc*)btree_first },
{ "btree_last", (Tcl_CmdProc*)btree_last },
{ "btree_integrity_check", (Tcl_CmdProc*)btree_integrity_check },
{ "btree_breakpoint", (Tcl_CmdProc*)btree_breakpoint },
{ "btree_varint_test", (Tcl_CmdProc*)btree_varint_test },
{ "btree_begin_statement", (Tcl_CmdProc*)btree_begin_statement },
{ "btree_commit_statement", (Tcl_CmdProc*)btree_commit_statement },
{ "btree_rollback_statement", (Tcl_CmdProc*)btree_rollback_statement },
{ "btree_from_db", (Tcl_CmdProc*)btree_from_db },
{ "btree_set_cache_size", (Tcl_CmdProc*)btree_set_cache_size },
{ "btree_cursor_info", (Tcl_CmdProc*)btree_cursor_info },
{ "btree_ovfl_info", (Tcl_CmdProc*)btree_ovfl_info },
{ "btree_cursor_list", (Tcl_CmdProc*)btree_cursor_list },
};
int i;
for(i=0; i<sizeof(aCmd)/sizeof(aCmd[0]); i++){
Tcl_CreateCommand(interp, aCmd[i].zName, aCmd[i].xProc, 0, 0);
}
Tcl_LinkVar(interp, "pager_refinfo_enable", (char*)&pager3_refinfo_enable,
TCL_LINK_INT);
Tcl_LinkVar(interp, "btree_trace", (char*)&sqlite3_btree_trace,
TCL_LINK_INT);
/* The btree_insert command is implemented using the tcl 'object'
** interface, not the string interface like the other commands in this
** file. This is so binary data can be inserted into btree tables.
*/
Tcl_CreateObjCommand(interp, "btree_insert", btree_insert, 0, 0);
return TCL_OK;
}
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