1 files changed, 9 insertions, 4 deletions
diff --git a/src/modem.h b/src/modem.h
index a19ff38..320467a 100644
--- a/src/modem.h
+++ b/src/modem.h
@@ -10,13 +10,16 @@ enum modem_state {
     MODEM_STATE_CALLER_NUMBER,
     MODEM_STATE_RING_EXPECT,
     MODEM_STATE_RING,
-    MODEM_STATE_ANSWER,
+    MODEM_STATE_ATA,
     MODEM_STATE_VTXVRX,
     MODEM_STATE_CONNECTION,
     MODEM_STATE_CONNECTION_SHBUF,
+    MODEM_STATE_PRE_HANGUP_HUPSEQ,
+    MODEM_STATE_PRE_HANGUP_ATHSEQ,
     MODEM_STATE_HANGUP,
-    MODEM_STATE_ATH,
-    MODEM_STATE_FORCE_HANGUP,
+    MODEM_STATE_CHILD_DRAIN,      /* wait until no further data may/has to be written to the child */
+    MODEM_STATE_CHILD_WAIT_EOF,   /* wait until no further data may be read from child */
+    MODEM_STATE_CHILD_KILL,
     MODEM_STATE_IDLE
 };
 
@@ -30,17 +33,19 @@ struct modem {
     enum modem_state state;
     int command_index;
 
+    struct buffio *child_buffio;
     pid_t child_pid;
 
     struct timeval timeout;
 
-    int dle_flag;
     char *local_msn;
 
     char *ring_number;
     char *caller_number;
 
     struct tabentry *tabentry;
+
+    int dle_flag;
 };
 
 struct modem *modem_open(const char *dev);