diff options
Diffstat (limited to 'vendor/github.com/mattn/go-sqlite3/callback.go')
| -rw-r--r-- | vendor/github.com/mattn/go-sqlite3/callback.go | 26 |
1 files changed, 22 insertions, 4 deletions
diff --git a/vendor/github.com/mattn/go-sqlite3/callback.go b/vendor/github.com/mattn/go-sqlite3/callback.go index e8c492b361..64505751ab 100644 --- a/vendor/github.com/mattn/go-sqlite3/callback.go +++ b/vendor/github.com/mattn/go-sqlite3/callback.go @@ -1,4 +1,4 @@ -// Copyright (C) 2014 Yasuhiro Matsumoto <mattn.jp@gmail.com>. +// Copyright (C) 2019 Yasuhiro Matsumoto <mattn.jp@gmail.com>. // // Use of this source code is governed by an MIT-style // license that can be found in the LICENSE file. @@ -83,8 +83,22 @@ func authorizerTrampoline(handle uintptr, op int, arg1 *C.char, arg2 *C.char, ar return callback(op, C.GoString(arg1), C.GoString(arg2), C.GoString(arg3)) } -// Use handles to avoid passing Go pointers to C. +//export preUpdateHookTrampoline +func preUpdateHookTrampoline(handle uintptr, dbHandle uintptr, op int, db *C.char, table *C.char, oldrowid int64, newrowid int64) { + hval := lookupHandleVal(handle) + data := SQLitePreUpdateData{ + Conn: hval.db, + Op: op, + DatabaseName: C.GoString(db), + TableName: C.GoString(table), + OldRowID: oldrowid, + NewRowID: newrowid, + } + callback := hval.val.(func(SQLitePreUpdateData)) + callback(data) +} +// Use handles to avoid passing Go pointers to C. type handleVal struct { db *SQLiteConn val interface{} @@ -103,7 +117,7 @@ func newHandle(db *SQLiteConn, v interface{}) uintptr { return i } -func lookupHandle(handle uintptr) interface{} { +func lookupHandleVal(handle uintptr) handleVal { handleLock.Lock() defer handleLock.Unlock() r, ok := handleVals[handle] @@ -114,7 +128,11 @@ func lookupHandle(handle uintptr) interface{} { panic("invalid handle") } } - return r.val + return r +} + +func lookupHandle(handle uintptr) interface{} { + return lookupHandleVal(handle).val } func deleteHandles(db *SQLiteConn) { |