95 lines
3.1 KiB
Go
95 lines
3.1 KiB
Go
// mautrix-signal - A Matrix-signal puppeting bridge.
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// Copyright (C) 2023 Sumner Evans
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package libsignalgo
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/*
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#cgo LDFLAGS: -lsignal_ffi -ldl -lm
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#include "./libsignal-ffi.h"
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*/
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import "C"
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import "runtime"
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type PlaintextContent struct {
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nc noCopy
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ptr *C.SignalPlaintextContent
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}
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func wrapPlaintextContent(ptr *C.SignalPlaintextContent) *PlaintextContent {
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plaintextContent := &PlaintextContent{ptr: ptr}
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runtime.SetFinalizer(plaintextContent, (*PlaintextContent).Destroy)
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return plaintextContent
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}
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func PlaintextContentFromDecryptionErrorMessage(message *DecryptionErrorMessage) (*PlaintextContent, error) {
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var pc *C.SignalPlaintextContent
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signalFfiError := C.signal_plaintext_content_from_decryption_error_message(&pc, message.ptr)
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runtime.KeepAlive(message)
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if signalFfiError != nil {
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return nil, wrapError(signalFfiError)
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}
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return wrapPlaintextContent(pc), nil
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}
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func DeserializePlaintextContent(plaintextContentBytes []byte) (*PlaintextContent, error) {
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var pc *C.SignalPlaintextContent
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signalFfiError := C.signal_plaintext_content_deserialize(&pc, BytesToBuffer(plaintextContentBytes))
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runtime.KeepAlive(plaintextContentBytes)
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if signalFfiError != nil {
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return nil, wrapError(signalFfiError)
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}
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return wrapPlaintextContent(pc), nil
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}
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func (pc *PlaintextContent) Clone() (*PlaintextContent, error) {
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var cloned *C.SignalPlaintextContent
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signalFfiError := C.signal_plaintext_content_clone(&cloned, pc.ptr)
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runtime.KeepAlive(pc)
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if signalFfiError != nil {
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return nil, wrapError(signalFfiError)
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}
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return wrapPlaintextContent(cloned), nil
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}
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func (pc *PlaintextContent) Destroy() error {
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pc.CancelFinalizer()
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return wrapError(C.signal_plaintext_content_destroy(pc.ptr))
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}
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func (pc *PlaintextContent) CancelFinalizer() {
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runtime.SetFinalizer(pc, nil)
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}
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func (pc *PlaintextContent) Serialize() ([]byte, error) {
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var serialized C.SignalOwnedBuffer = C.SignalOwnedBuffer{}
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signalFfiError := C.signal_plaintext_content_serialize(&serialized, pc.ptr)
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runtime.KeepAlive(pc)
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if signalFfiError != nil {
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return nil, wrapError(signalFfiError)
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}
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return CopySignalOwnedBufferToBytes(serialized), nil
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}
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func (pc *PlaintextContent) GetBody() ([]byte, error) {
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var body C.SignalOwnedBuffer = C.SignalOwnedBuffer{}
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signalFfiError := C.signal_plaintext_content_get_body(&body, pc.ptr)
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runtime.KeepAlive(pc)
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if signalFfiError != nil {
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return nil, wrapError(signalFfiError)
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}
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return CopySignalOwnedBufferToBytes(body), nil
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}
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