From 8ff86335bc9f5233564a0f791174a9cc49ae2df4 Mon Sep 17 00:00:00 2001
From: cbdev <cb@cbcdn.com>
Date: Sun, 10 Jan 2021 19:10:01 +0100
Subject: Implement program change control for the rtpmidi backend (#79)

---
 backends/rtpmidi.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'backends/rtpmidi.h')

diff --git a/backends/rtpmidi.h b/backends/rtpmidi.h
index 7e6eccc..5f1621e 100644
--- a/backends/rtpmidi.h
+++ b/backends/rtpmidi.h
@@ -35,8 +35,9 @@ static int rtpmidi_shutdown(size_t n, instance** inst);
 enum /*_rtpmidi_channel_type*/ {
 	none = 0,
 	note = 0x90,
-	cc = 0xB0,
 	pressure = 0xA0,
+	cc = 0xB0,
+	program = 0xC0,
 	aftertouch = 0xD0,
 	pitchbend = 0xE0
 };
-- 
cgit v1.2.3


From 35f4798673194733358cd3db19a4d2baf70887fd Mon Sep 17 00:00:00 2001
From: cbdev <cb@cbcdn.com>
Date: Fri, 15 Jan 2021 21:35:21 +0100
Subject: Implement EPN's for the rtpmidi backend

---
 backends/rtpmidi.h | 20 ++++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

(limited to 'backends/rtpmidi.h')

diff --git a/backends/rtpmidi.h b/backends/rtpmidi.h
index 5f1621e..e88530f 100644
--- a/backends/rtpmidi.h
+++ b/backends/rtpmidi.h
@@ -32,6 +32,11 @@ static int rtpmidi_shutdown(size_t n, instance** inst);
 #define DNS_OPCODE(a) (((a) & 0x78) >> 3)
 #define DNS_RESPONSE(a) ((a) & 0x80)
 
+#define EPN_NRPN 8
+#define EPN_PARAMETER_HI 4
+#define EPN_PARAMETER_LO 2
+#define EPN_VALUE_HI 1
+
 enum /*_rtpmidi_channel_type*/ {
 	none = 0,
 	note = 0x90,
@@ -39,7 +44,9 @@ enum /*_rtpmidi_channel_type*/ {
 	cc = 0xB0,
 	program = 0xC0,
 	aftertouch = 0xD0,
-	pitchbend = 0xE0
+	pitchbend = 0xE0,
+	rpn = 0xF1,
+	nrpn = 0xF2
 };
 
 typedef enum /*_rtpmidi_instance_mode*/ {
@@ -50,10 +57,10 @@ typedef enum /*_rtpmidi_instance_mode*/ {
 
 typedef union {
 	struct {
-		uint8_t pad[5];
+		uint8_t pad[4];
 		uint8_t type;
 		uint8_t channel;
-		uint8_t control;
+		uint16_t control;
 	} fields;
 	uint64_t label;
 } rtpmidi_channel_ident;
@@ -68,7 +75,7 @@ typedef struct /*_rtpmidi_peer*/ {
 	ssize_t invite; //invite-list index for apple-mode learned peers (used to track ipv6/ipv4 overlapping invitations)
 } rtpmidi_peer;
 
-typedef struct /*_rtmidi_instance_data*/ {
+typedef struct /*_rtpmidi_instance_data*/ {
 	rtpmidi_instance_mode mode;
 
 	int fd;
@@ -80,6 +87,11 @@ typedef struct /*_rtmidi_instance_data*/ {
 	uint32_t ssrc;
 	uint16_t sequence;
 
+	uint8_t epn_tx_short;
+	uint16_t epn_control[16];
+	uint16_t epn_value[16];
+	uint8_t epn_status[16];
+
 	//apple-midi config
 	char* accept;
 	uint64_t last_announce;
-- 
cgit v1.2.3