test1.c

新版轻量级嵌入式数据库

    Tcl_AppendResult(interp, "wrong # args: should be \"",
        Tcl_GetStringFromObj(objv[0], 0), " STMT N VALUE", 0);
    return TCL_ERROR;
  }

  if( getStmtPointer(interp, Tcl_GetString(objv[1]), &pStmt) ) return TCL_ERROR;
  if( Tcl_GetIntFromObj(interp, objv[2], &idx) ) return TCL_ERROR;
  if( Tcl_GetIntFromObj(interp, objv[3], &value) ) return TCL_ERROR;

  rc = sqlite3_bind_int(pStmt, idx, value);
  if( sqlite3TestErrCode(interp, StmtToDb(pStmt), rc) ) return TCL_ERROR;
  if( rc!=SQLITE_OK ){
    return TCL_ERROR;
  }

  return TCL_OK;
}


/*
** Usage:   sqlite3_bind_int64  STMT N VALUE
**
** Test the sqlite3_bind_int64 interface.  STMT is a prepared statement.
** N is the index of a wildcard in the prepared statement.  This command
** binds a 64-bit integer VALUE to that wildcard.
*/
static int test_bind_int64(
  void * clientData,
  Tcl_Interp *interp,
  int objc,
  Tcl_Obj *CONST objv[]
){
  sqlite3_stmt *pStmt;
  int idx;
  i64 value;
  int rc;

  if( objc!=4 ){
    Tcl_AppendResult(interp, "wrong # args: should be \"",
        Tcl_GetStringFromObj(objv[0], 0), " STMT N VALUE", 0);
    return TCL_ERROR;
  }

  if( getStmtPointer(interp, Tcl_GetString(objv[1]), &pStmt) ) return TCL_ERROR;
  if( Tcl_GetIntFromObj(interp, objv[2], &idx) ) return TCL_ERROR;
  if( Tcl_GetWideIntFromObj(interp, objv[3], &value) ) return TCL_ERROR;

  rc = sqlite3_bind_int64(pStmt, idx, value);
  if( sqlite3TestErrCode(interp, StmtToDb(pStmt), rc) ) return TCL_ERROR;
  if( rc!=SQLITE_OK ){
    return TCL_ERROR;
  }

  return TCL_OK;
}


/*
** Usage:   sqlite3_bind_double  STMT N VALUE
**
** Test the sqlite3_bind_double interface.  STMT is a prepared statement.
** N is the index of a wildcard in the prepared statement.  This command
** binds a 64-bit integer VALUE to that wildcard.
*/
static int test_bind_double(
  void * clientData,
  Tcl_Interp *interp,
  int objc,
  Tcl_Obj *CONST objv[]
){
  sqlite3_stmt *pStmt;
  int idx;
  double value;
  int rc;

  if( objc!=4 ){
    Tcl_AppendResult(interp, "wrong # args: should be \"",
        Tcl_GetStringFromObj(objv[0], 0), " STMT N VALUE", 0);
    return TCL_ERROR;
  }

  if( getStmtPointer(interp, Tcl_GetString(objv[1]), &pStmt) ) return TCL_ERROR;
  if( Tcl_GetIntFromObj(interp, objv[2], &idx) ) return TCL_ERROR;
  if( Tcl_GetDoubleFromObj(interp, objv[3], &value) ) return TCL_ERROR;

  rc = sqlite3_bind_double(pStmt, idx, value);
  if( sqlite3TestErrCode(interp, StmtToDb(pStmt), rc) ) return TCL_ERROR;
  if( rc!=SQLITE_OK ){
    return TCL_ERROR;
  }

  return TCL_OK;
}

/*
** Usage:   sqlite3_bind_null  STMT N
**
** Test the sqlite3_bind_null interface.  STMT is a prepared statement.
** N is the index of a wildcard in the prepared statement.  This command
** binds a NULL to the wildcard.
*/
static int test_bind_null(
  void * clientData,
  Tcl_Interp *interp,
  int objc,
  Tcl_Obj *CONST objv[]
){
  sqlite3_stmt *pStmt;
  int idx;
  int rc;

  if( objc!=3 ){
    Tcl_AppendResult(interp, "wrong # args: should be \"",
        Tcl_GetStringFromObj(objv[0], 0), " STMT N", 0);
    return TCL_ERROR;
  }

  if( getStmtPointer(interp, Tcl_GetString(objv[1]), &pStmt) ) return TCL_ERROR;
  if( Tcl_GetIntFromObj(interp, objv[2], &idx) ) return TCL_ERROR;

  rc = sqlite3_bind_null(pStmt, idx);
  if( sqlite3TestErrCode(interp, StmtToDb(pStmt), rc) ) return TCL_ERROR;
  if( rc!=SQLITE_OK ){
    return TCL_ERROR;
  }

  return TCL_OK;
}

/*
** Usage:   sqlite3_bind_text  STMT N STRING BYTES
**
** Test the sqlite3_bind_text interface.  STMT is a prepared statement.
** N is the index of a wildcard in the prepared statement.  This command
** binds a UTF-8 string STRING to the wildcard.  The string is BYTES bytes
** long.
*/
static int test_bind_text(
  void * clientData,
  Tcl_Interp *interp,
  int objc,
  Tcl_Obj *CONST objv[]
){
  sqlite3_stmt *pStmt;
  int idx;
  int bytes;
  char *value;
  int rc;

  if( objc!=5 ){
    Tcl_AppendResult(interp, "wrong # args: should be \"",
        Tcl_GetStringFromObj(objv[0], 0), " STMT N VALUE BYTES", 0);
    return TCL_ERROR;
  }

  if( getStmtPointer(interp, Tcl_GetString(objv[1]), &pStmt) ) return TCL_ERROR;
  if( Tcl_GetIntFromObj(interp, objv[2], &idx) ) return TCL_ERROR;
  value = Tcl_GetString(objv[3]);
  if( Tcl_GetIntFromObj(interp, objv[4], &bytes) ) return TCL_ERROR;

  rc = sqlite3_bind_text(pStmt, idx, value, bytes, SQLITE_TRANSIENT);
  if( sqlite3TestErrCode(interp, StmtToDb(pStmt), rc) ) return TCL_ERROR;
  if( rc!=SQLITE_OK ){
    Tcl_AppendResult(interp, sqlite3TestErrorName(rc), 0);
    return TCL_ERROR;
  }

  return TCL_OK;
}

/*
** Usage:   sqlite3_bind_text16 ?-static? STMT N STRING BYTES
**
** Test the sqlite3_bind_text16 interface.  STMT is a prepared statement.
** N is the index of a wildcard in the prepared statement.  This command
** binds a UTF-16 string STRING to the wildcard.  The string is BYTES bytes
** long.
*/
static int test_bind_text16(
  void * clientData,
  Tcl_Interp *interp,
  int objc,
  Tcl_Obj *CONST objv[]
){
#ifndef SQLITE_OMIT_UTF16
  sqlite3_stmt *pStmt;
  int idx;
  int bytes;
  char *value;
  int rc;

  void (*xDel)() = (objc==6?SQLITE_STATIC:SQLITE_TRANSIENT);
  Tcl_Obj *oStmt    = objv[objc-4];
  Tcl_Obj *oN       = objv[objc-3];
  Tcl_Obj *oString  = objv[objc-2];
  Tcl_Obj *oBytes   = objv[objc-1];

  if( objc!=5 && objc!=6){
    Tcl_AppendResult(interp, "wrong # args: should be \"",
        Tcl_GetStringFromObj(objv[0], 0), " STMT N VALUE BYTES", 0);
    return TCL_ERROR;
  }

  if( getStmtPointer(interp, Tcl_GetString(oStmt), &pStmt) ) return TCL_ERROR;
  if( Tcl_GetIntFromObj(interp, oN, &idx) ) return TCL_ERROR;
  value = (char*)Tcl_GetByteArrayFromObj(oString, 0);
  if( Tcl_GetIntFromObj(interp, oBytes, &bytes) ) return TCL_ERROR;

  rc = sqlite3_bind_text16(pStmt, idx, (void *)value, bytes, xDel);
  if( sqlite3TestErrCode(interp, StmtToDb(pStmt), rc) ) return TCL_ERROR;
  if( rc!=SQLITE_OK ){
    return TCL_ERROR;
  }

#endif /* SQLITE_OMIT_UTF16 */
  return TCL_OK;
}

/*
** Usage:   sqlite3_bind_blob  STMT N DATA BYTES
**
** Test the sqlite3_bind_blob interface.  STMT is a prepared statement.
** N is the index of a wildcard in the prepared statement.  This command
** binds a BLOB to the wildcard.  The BLOB is BYTES bytes in size.
*/
static int test_bind_blob(
  void * clientData,
  Tcl_Interp *interp,
  int objc,
  Tcl_Obj *CONST objv[]
){
  sqlite3_stmt *pStmt;
  int idx;
  int bytes;
  char *value;
  int rc;

  if( objc!=5 ){
    Tcl_AppendResult(interp, "wrong # args: should be \"",
        Tcl_GetStringFromObj(objv[0], 0), " STMT N DATA BYTES", 0);
    return TCL_ERROR;
  }

  if( getStmtPointer(interp, Tcl_GetString(objv[1]), &pStmt) ) return TCL_ERROR;
  if( Tcl_GetIntFromObj(interp, objv[2], &idx) ) return TCL_ERROR;
  value = Tcl_GetString(objv[3]);
  if( Tcl_GetIntFromObj(interp, objv[4], &bytes) ) return TCL_ERROR;

  rc = sqlite3_bind_blob(pStmt, idx, value, bytes, SQLITE_TRANSIENT);
  if( sqlite3TestErrCode(interp, StmtToDb(pStmt), rc) ) return TCL_ERROR;
  if( rc!=SQLITE_OK ){
    return TCL_ERROR;
  }

  return TCL_OK;
}

/*
** Usage:   sqlite3_bind_parameter_count  STMT
**
** Return the number of wildcards in the given statement.
*/
static int test_bind_parameter_count(
  void * clientData,
  Tcl_Interp *interp,
  int objc,
  Tcl_Obj *CONST objv[]
){
  sqlite3_stmt *pStmt;

  if( objc!=2 ){
    Tcl_WrongNumArgs(interp, 1, objv, "STMT");
    return TCL_ERROR;
  }
  if( getStmtPointer(interp, Tcl_GetString(objv[1]), &pStmt) ) return TCL_ERROR;
  Tcl_SetObjResult(interp, Tcl_NewIntObj(sqlite3_bind_parameter_count(pStmt)));
  return TCL_OK;
}

/*
** Usage:   sqlite3_bind_parameter_name  STMT  N
**
** Return the name of the Nth wildcard.  The first wildcard is 1.
** An empty string is returned if N is out of range or if the wildcard
** is nameless.
*/
static int test_bind_parameter_name(
  void * clientData,
  Tcl_Interp *interp,
  int objc,
  Tcl_Obj *CONST objv[]
){
  sqlite3_stmt *pStmt;
  int i;

  if( objc!=3 ){
    Tcl_WrongNumArgs(interp, 1, objv, "STMT N");
    return TCL_ERROR;
  }
  if( getStmtPointer(interp, Tcl_GetString(objv[1]), &pStmt) ) return TCL_ERROR;
  if( Tcl_GetIntFromObj(interp, objv[2], &i) ) return TCL_ERROR;
  Tcl_SetObjResult(interp, 
     Tcl_NewStringObj(sqlite3_bind_parameter_name(pStmt,i),-1)
  );
  return TCL_OK;
}

/*
** Usage:   sqlite3_bind_parameter_index  STMT  NAME
**
** Return the index of the wildcard called NAME.  Return 0 if there is
** no such wildcard.
*/
static int test_bind_parameter_index(
  void * clientData,
  Tcl_Interp *interp,
  int objc,
  Tcl_Obj *CONST objv[]
){
  sqlite3_stmt *pStmt;

  if( objc!=3 ){
    Tcl_WrongNumArgs(interp, 1, objv, "STMT NAME");
    return TCL_ERROR;
  }
  if( getStmtPointer(interp, Tcl_GetString(objv[1]), &pStmt) ) return TCL_ERROR;
  Tcl_SetObjResult(interp, 
     Tcl_NewIntObj(
       sqlite3_bind_parameter_index(pStmt,Tcl_GetString(objv[2]))
     )
  );
  return TCL_OK;
}

/*
** Usage:   sqlite3_clear_bindings STMT
**
*/
#if 0
static int test_clear_bindings(
  void * clientData,
  Tcl_Interp *interp,
  int objc,
  Tcl_Obj *CONST objv[]
){
  sqlite3_stmt *pStmt;

  if( objc!=2 ){
    Tcl_WrongNumArgs(interp, 1, objv, "STMT");
    return TCL_ERROR;
  }
  if( getStmtPointer(interp, Tcl_GetString(objv[1]), &pStmt) ) return TCL_ERROR;
  Tcl_SetObjResult(interp, Tcl_NewIntObj(sqlite3_clear_bindings(pStmt)));
  return TCL_OK;
}
#endif

/*
** Usage: sqlite3_errcode DB
**
** Return the string representation of the most recent sqlite3_* API
** error code. e.g. "SQLITE_ERROR".
*/
static int test_errcode(
  void * clientData,
  Tcl_Interp *interp,
  int objc,
  Tcl_Obj *CONST objv[]
){
  sqlite3 *db;

  if( objc!=2 ){
    Tcl_AppendResult(interp, "wrong # args: should be \"", 
       Tcl_GetString(objv[0]), " DB", 0);
    return TCL_ERROR;
  }
  if( getDbPointer(interp, Tcl_GetString(objv[1]), &db) ) return TCL_ERROR;
  Tcl_SetResult(interp, (char *)errorName(sqlite3_errcode(db)), 0);
  return TCL_OK;
}

/*
** Usage:   test_errmsg DB
**
** Returns the UTF-8 representation of the error message string for the
** most recent sqlite3_* API call.
*/
static int test_errmsg(
  void * clientData,
  Tcl_Interp *interp,
  int objc,
  Tcl_Obj *CONST objv[]
){
  sqlite3 *db;
  const char *zErr;

  if( objc!=2 ){
    Tcl_AppendResult(interp, "wrong # args: should be \"", 
       Tcl_GetString(objv[0]), " DB", 0);
    return TCL_ERROR;
  }
  if( getDbPointer(interp, Tcl_GetString(objv[1]), &db) ) return TCL_ERROR;

  zErr = sqlite3_errmsg(db);
  Tcl_SetObjResult(interp, Tcl_NewStringObj(zErr, -1));
  return TCL_OK;
}

/*
** Usage:   test_errmsg16 DB
**
** Returns the UTF-16 representation of the error message string for the
** most recent sqlite3_* API call. This is a byte array object at the TCL 
** level, and it includes the 0x00 0x00 terminator bytes at the end of the
** UTF-16 string.
*/
static int test_errmsg16(
  void * clientData,
  Tcl_Interp *interp,
  int objc,
  Tcl_Obj *CONST objv[]
){
#ifndef SQLITE_OMIT_UTF16
  sqlite3 *db;
  const void *zErr;
  int bytes = 0;

  if( objc!=2 ){
    Tcl_AppendResult(interp, "wrong # args: should be \"", 
       Tcl_GetString(objv[0]), " DB", 0);
    return TCL_ERROR;
  }
  if( getDbPointer(interp, Tcl_GetString(objv[1]), &db) ) return TCL_ERROR;

  zErr = sqlite3_errmsg16(db);
  if( zErr ){
    bytes = sqlite3utf16ByteLen(zErr, -1);
  }
  Tcl_SetObjResult(interp, Tcl_NewByteArrayObj(zErr, bytes));
#endif /* SQLITE_OMIT_UTF16 */
  return TCL_OK;
}

/*
** Usage: sqlite3_prepare DB sql bytes tailvar
**
** Compile up to <bytes> bytes of the supplied SQL string <sql> using
** database handle <DB>. The parameter <tailval> is the name of