Add basic device abstraction

Makefile

@@ -39,7 +39,9 @@ OSCMIX_OBJ=\
 	oscmix.o\
 	socket.o\
 	sysex.o\
-	util.o
+	util.o\
+	\
+	device_ffucxii.o
 
 WSDGRAM_OBJ=\
 	wsdgram.o\

device.h

@@ -0,0 +1,42 @@
+#ifndef DEVICE_H
+#define DEVICE_H
+
+enum inputflags {
+	INPUT_GAIN = 1 << 0,
+	INPUT_REFLEVEL = 1 << 1,
+	INPUT_48V = 1 << 2,
+	INPUT_HIZ = 1 << 3,
+};
+
+struct inputinfo {
+	char name[12];
+	int flags;
+};
+
+enum outputflags {
+	OUTPUT_REFLEVEL = 1 << 0,
+};
+
+struct outputinfo {
+	const char *name;
+	int flags;
+};
+
+enum deviceflags {
+	DEVICE_DUREC = 1 << 0,
+	DEVICE_ROOMEQ = 1 << 1,
+};
+
+struct device {
+	const char *id;
+	const char *name;
+	int version;
+	int flags;
+
+	const struct inputinfo *inputs;
+	int inputslen;
+	const struct outputinfo *outputs;
+	int outputslen;
+};
+
+#endif

device_ffucxii.c

@@ -0,0 +1,62 @@
+#include "device.h"
+
+#define LEN(a) (sizeof (a) / sizeof *(a))
+
+static const struct inputinfo inputs[] = {
+	{"Mic/Line 1",  INPUT_GAIN | INPUT_48V},
+	{"Mic/Line 2",  INPUT_GAIN | INPUT_48V},
+	{"Inst/Line 3", INPUT_GAIN | INPUT_REFLEVEL},
+	{"Inst/Line 4", INPUT_GAIN | INPUT_REFLEVEL},
+	{"Analog 5",    INPUT_GAIN | INPUT_REFLEVEL},
+	{"Analog 6",    INPUT_GAIN | INPUT_REFLEVEL},
+	{"Analog 7",    INPUT_GAIN | INPUT_REFLEVEL},
+	{"Analog 8",    INPUT_GAIN | INPUT_REFLEVEL},
+	{"SPDIF L"},
+	{"SPDIF R"},
+	{"AES L"},
+	{"AES R"},
+	{"ADAT 1"},
+	{"ADAT 2"},
+	{"ADAT 3"},
+	{"ADAT 4"},
+	{"ADAT 5"},
+	{"ADAT 6"},
+	{"ADAT 7"},
+	{"ADAT 8"},
+};
+_Static_assert(LEN(inputs) == 20, "bad inputs");
+
+static const struct outputinfo outputs[] = {
+	{"Analog 1", OUTPUT_REFLEVEL},
+	{"Analog 2", OUTPUT_REFLEVEL},
+	{"Analog 3", OUTPUT_REFLEVEL},
+	{"Analog 4", OUTPUT_REFLEVEL},
+	{"Analog 5", OUTPUT_REFLEVEL},
+	{"Analog 6", OUTPUT_REFLEVEL},
+	{"Phones 7", OUTPUT_REFLEVEL},
+	{"Phones 8", OUTPUT_REFLEVEL},
+	{"SPDIF L"},
+	{"SPDIF R"},
+	{"AES L"},
+	{"AES R"},
+	{"ADAT 1"},
+	{"ADAT 2"},
+	{"ADAT 3"},
+	{"ADAT 4"},
+	{"ADAT 5"},
+	{"ADAT 6"},
+	{"ADAT 7"},
+	{"ADAT 8"},
+};
+_Static_assert(LEN(outputs) == 20, "bad outputs");
+
+const struct device ffucxii = {
+	.id = "ffucxii",
+	.name = "Fireface UCX II",
+	.version = 30,
+	.flags = DEVICE_DUREC | DEVICE_ROOMEQ,
+	.inputs = inputs,
+	.inputslen = LEN(inputs),
+	.outputs = outputs,
+	.outputslen = LEN(outputs),
+};

main.c

@@ -127,6 +127,7 @@ main(int argc, char *argv[])
 	pthread_t midireader, oscreader;
 	struct itimerval it;
 	sigset_t set;
+	const char *port;
 
 	if (fcntl(6, F_GETFD) < 0)
 		fatal("fcntl 6:");
@@ -135,6 +136,7 @@ main(int argc, char *argv[])
 
 	recvaddr = defrecvaddr;
 	sendaddr = defsendaddr;
+	port = NULL;
 
 	ARGBEGIN {
 	case 'd':
@@ -152,6 +154,9 @@ main(int argc, char *argv[])
 	case 'm':
 		sendaddr = mcastaddr;
 		break;
+	case 'p':
+		port = EARGF(usage());
+		break;
 	default:
 		usage();
 		break;
@@ -160,7 +165,13 @@ main(int argc, char *argv[])
 	rfd = sockopen(recvaddr, 1);
 	wfd = sockopen(sendaddr, 0);
 
-	init();
+	if (!port) {
+		port = getenv("MIDIPORT");
+		if (!port)
+			fatal("device is not specified; pass -p or set MIDIPORT");
+	}
+	if (init(port) != 0)
+		return 1;
 
 	sigfillset(&set);
 	pthread_sigmask(SIG_SETMASK, &set, NULL);