Commit 58dab481 authored by Sergey Lyubka's avatar Sergey Lyubka

Using unsigned char in deliver_websocket_frame() arithmetic

parent 7abb406d
......@@ -1384,7 +1384,8 @@ static void send_websocket_handshake(struct mg_connection *conn,
}
static int deliver_websocket_frame(struct connection *conn) {
char *buf = conn->local_iobuf.buf;
// Having buf unsigned char * is important, as it is used below in arithmetic
unsigned char *buf = (unsigned char *) conn->local_iobuf.buf;
int i, len, buf_len = conn->local_iobuf.len, frame_len = 0,
mask_len = 0, header_len = 0, data_len = 0, buffered = 0;
......@@ -1409,7 +1410,7 @@ static int deliver_websocket_frame(struct connection *conn) {
if (buffered) {
conn->mg_conn.content_len = data_len;
conn->mg_conn.content = buf + header_len;
conn->mg_conn.content = (char *) buf + header_len;
conn->mg_conn.wsbits = buf[0];
// Apply mask if necessary
......
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