gotosocial/vendor/modernc.org/sqlite/bind_blob.go

41 lines
1 KiB
Go

// Copyright 2024 The Sqlite Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build !(linux && (amd64 || loong64))
package sqlite // import "modernc.org/sqlite"
import (
"unsafe"
"modernc.org/libc"
sqlite3 "modernc.org/sqlite/lib"
)
// C documentation
//
// int sqlite3_bind_blob(sqlite3_stmt*, int, const void*, int n, void(*)(void*));
func (c *conn) bindBlob(pstmt uintptr, idx1 int, value []byte) (uintptr, error) {
if value != nil && len(value) == 0 {
if rc := sqlite3.Xsqlite3_bind_zeroblob(c.tls, pstmt, int32(idx1), 0); rc != sqlite3.SQLITE_OK {
return 0, c.errstr(rc)
}
return 0, nil
}
p, err := c.malloc(len(value))
if err != nil {
return 0, err
}
if len(value) != 0 {
copy((*libc.RawMem)(unsafe.Pointer(p))[:len(value):len(value)], value)
}
if rc := sqlite3.Xsqlite3_bind_blob(c.tls, pstmt, int32(idx1), p, int32(len(value)), 0); rc != sqlite3.SQLITE_OK {
c.free(p)
return 0, c.errstr(rc)
}
return p, nil
}