diff options
Diffstat (limited to 'io/channel-websock.c')
| -rw-r--r-- | io/channel-websock.c | 26 |
1 files changed, 18 insertions, 8 deletions
diff --git a/io/channel-websock.c b/io/channel-websock.c index 4e5afb2e95..909d6367f0 100644 --- a/io/channel-websock.c +++ b/io/channel-websock.c @@ -636,28 +636,38 @@ static int qio_channel_websock_decode_header(QIOChannelWebsock *ioc, has_mask = header->b1 & QIO_CHANNEL_WEBSOCK_HEADER_FIELD_HAS_MASK; payload_len = header->b1 & QIO_CHANNEL_WEBSOCK_HEADER_FIELD_PAYLOAD_LEN; + /* Save or restore opcode. */ + if (opcode) { + ioc->opcode = opcode; + } else { + opcode = ioc->opcode; + } + if (opcode == QIO_CHANNEL_WEBSOCK_OPCODE_CLOSE) { /* disconnect */ return 0; } /* Websocket frame sanity check: - * * Websocket fragmentation is not supported. - * * All websockets frames sent by a client have to be masked. + * * Fragmentation is only supported for binary frames. + * * All frames sent by a client MUST be masked. * * Only binary encoding is supported. */ if (!fin) { - error_setg(errp, "websocket fragmentation is not supported"); - return -1; + if (opcode != QIO_CHANNEL_WEBSOCK_OPCODE_BINARY_FRAME) { + error_setg(errp, "only binary websocket frames may be fragmented"); + return -1; + } + } else { + if (opcode != QIO_CHANNEL_WEBSOCK_OPCODE_BINARY_FRAME) { + error_setg(errp, "only binary websocket frames are supported"); + return -1; + } } if (!has_mask) { error_setg(errp, "client websocket frames must be masked"); return -1; } - if (opcode != QIO_CHANNEL_WEBSOCK_OPCODE_BINARY_FRAME) { - error_setg(errp, "only binary websocket frames are supported"); - return -1; - } if (payload_len < QIO_CHANNEL_WEBSOCK_PAYLOAD_LEN_MAGIC_16_BIT) { ioc->payload_remain = payload_len; |