From 85ff1cc0e13e540fcc8e306253c321277df664f0 Mon Sep 17 00:00:00 2001
From: xanm <xanm@mail.ru>
Date: Mon, 20 Jul 2015 17:00:45 +0300
Subject: --add hold for previous call command(too hold active call when we
 have incoming call)

---
 modules/menu/menu.c |  9 +++++++--
 src/ua.c            | 20 ++++++++++++++++++++
 2 files changed, 27 insertions(+), 2 deletions(-)

diff --git a/modules/menu/menu.c b/modules/menu/menu.c
index bf64b28..ca1c1fa 100644
--- a/modules/menu/menu.c
+++ b/modules/menu/menu.c
@@ -286,7 +286,6 @@ static int options_command(struct re_printf *pf, void *arg)
 	return err;
 }
 
-
 static int cmd_answer(struct re_printf *pf, void *unused)
 {
 	(void)pf;
@@ -468,7 +467,6 @@ static int call_reinvite(struct re_printf *pf, void *unused)
 	return call_modify(ua_call(uag_cur()));
 }
 
-
 static int call_mute(struct re_printf *pf, void *unused)
 {
 	struct audio *audio = call_audio(ua_call(uag_cur()));
@@ -512,6 +510,12 @@ static int call_holdresume(struct re_printf *pf, void *arg)
 	return call_hold(ua_call(uag_cur()), 'x' == carg->key);
 }
 
+static int hold_prev_call(struct re_printf *pf, void *unused)
+{
+	(void)pf;
+	(void)unused;
+	return call_hold(ua_prev_call(uag_cur()), true);
+}
 
 #ifdef USE_VIDEO
 static int call_videoenc_cycle(struct re_printf *pf, void *unused)
@@ -569,6 +573,7 @@ static const struct cmd callcmdv[] = {
 	{'m',       0, "Call mute/un-mute",   call_mute             },
 	{'r', CMD_IPRM,"Transfer call",       call_xfer             },
 	{'x',       0, "Call hold",           call_holdresume       },
+	{'H',       0, "Hold previous call",  hold_prev_call         },
 
 #ifdef USE_VIDEO
 	{'E',       0, "Cycle video encoder", call_videoenc_cycle   },
diff --git a/src/ua.c b/src/ua.c
index 5bdb991..2f86d33 100644
--- a/src/ua.c
+++ b/src/ua.c
@@ -922,6 +922,26 @@ struct call *ua_call(const struct ua *ua)
 	return NULL;
 }
 
+struct call *ua_prev_call(const struct ua *ua)
+{
+	struct le *le;
+
+	if (!ua)
+		return NULL;
+
+	int prev = 0;
+	for (le = ua->calls.tail; le; le = le->prev) {
+		if( prev == 1){
+			struct call *call = le->data;
+			return call;
+		}
+		if( prev == 0)
+			prev = 1;
+	}
+
+	return NULL;
+}
+
 
 int ua_debug(struct re_printf *pf, const struct ua *ua)
 {
-- 
cgit v1.2.3