diff options
Diffstat (limited to 'src/feature/control')
| -rw-r--r-- | src/feature/control/control.c | 12 | ||||
| -rw-r--r-- | src/feature/control/control.h | 1 |
2 files changed, 13 insertions, 0 deletions
diff --git a/src/feature/control/control.c b/src/feature/control/control.c index b5d4c31525..ef707319a6 100644 --- a/src/feature/control/control.c +++ b/src/feature/control/control.c @@ -74,6 +74,18 @@ TO_CONTROL_CONN(connection_t *c) return DOWNCAST(control_connection_t, c); } +/** + * Cast a `const connection_t *` to a `const control_connection_t *`. + * + * Exit with an assertion failure if the input is not a + * `control_connection_t`. + **/ +const control_connection_t * +CONST_TO_CONTROL_CONN(const connection_t *c) +{ + return TO_CONTROL_CONN((connection_t*)c); +} + /** Create and add a new controller connection on <b>sock</b>. If * <b>CC_LOCAL_FD_IS_OWNER</b> is set in <b>flags</b>, this Tor process should * exit when the connection closes. If <b>CC_LOCAL_FD_IS_AUTHENTICATED</b> diff --git a/src/feature/control/control.h b/src/feature/control/control.h index 7e72b2736b..f884286ec7 100644 --- a/src/feature/control/control.h +++ b/src/feature/control/control.h @@ -13,6 +13,7 @@ #define TOR_CONTROL_H control_connection_t *TO_CONTROL_CONN(connection_t *); +const control_connection_t *CONST_TO_CONTROL_CONN(const connection_t *); #define CONTROL_CONN_STATE_MIN_ 1 /** State for a control connection: Authenticated and accepting v1 commands. */ |