/* * QEMU VNC display driver: SASL auth protocol * * Copyright (C) 2009 Red Hat, Inc * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #ifndef QEMU_VNC_AUTH_SASL_H #define QEMU_VNC_AUTH_SASL_H #include typedef struct VncStateSASL VncStateSASL; typedef struct VncDisplaySASL VncDisplaySASL; #include "authz/base.h" struct VncStateSASL { sasl_conn_t *conn; /* If we want to negotiate an SSF layer with client */ bool wantSSF; /* If we are now running the SSF layer */ bool runSSF; /* * If this is non-zero, then wait for that many bytes * to be written plain, before switching to SSF encoding * This allows the VNC auth result to finish being * written in plain. */ unsigned int waitWriteSSF; /* * Buffering encoded data to allow more clear data * to be stuffed onto the output buffer */ const uint8_t *encoded; unsigned int encodedLength; unsigned int encodedRawLength; unsigned int encodedOffset; char *username; char *mechlist; }; struct VncDisplaySASL { QAuthZ *authz; char *authzid; }; void vnc_sasl_client_cleanup(VncState *vs); size_t vnc_client_read_sasl(VncState *vs); size_t vnc_client_write_sasl(VncState *vs); void start_auth_sasl(VncState *vs); #endif /* QEMU_VNC_AUTH_SASL_H */