diff options
Diffstat (limited to 'res/res_features.c')
| -rw-r--r-- | res/res_features.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/res/res_features.c b/res/res_features.c index a8b9bb8f7..d41010e8c 100644 --- a/res/res_features.c +++ b/res/res_features.c @@ -336,6 +336,23 @@ static enum ast_device_state metermaidstate(const char *data) return AST_DEVICE_INUSE; } +/*! + * \brief Check to see if a parking space is in use + * \return non-zero if in use, zero if not in use + * \note Assumes parking_lock is locked + */ +static int check_parking_space_inuse(int space) +{ + struct parkeduser *pu; + + for (pu = parkinglot; pu; pu = pu->next) { + if (pu->parkingnum == space) + return 1; + } + + return 0; +} + /*! \brief Park a call \note We put the user in the parking list, then wake up the parking thread to be sure it looks after these channels too */ @@ -361,6 +378,12 @@ int ast_park_call(struct ast_channel *chan, struct ast_channel *peer, int timeou } ast_copy_string(pu->parkingexten, parkingexten, sizeof(pu->parkingexten)); x = atoi(parkingexten); + if (check_parking_space_inuse(x)) { + ast_mutex_unlock(&parking_lock); + free(pu); + ast_log(LOG_WARNING, "Requested parking space %d via PARKINGEXTEN, but it is in use!\n", x); + return -1; + } } else { /* Select parking space within range */ parking_range = parking_stop - parking_start+1; |