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Finalize C <=> C++ interface

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This commit is contained in:
Allen Hill
2026-07-06 19:39:49 -07:00
parent 7ceed80128
commit 9fd8c5636e
20 changed files with 396 additions and 346 deletions
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src/avclan/cdchanger.cc
+46 -41
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@@ -10,23 +10,22 @@
#include "cdchanger.hpp"
#include "device.hpp"
#include "frame.hpp"
#include "mediacontrol.h"
#include "statustimer.h"
#include "hal/cd_timer.h"
#include "hal/media.h"
namespace {
using namespace avclan;
constexpr uint8_t cdloading_resp[] = {
to_underlying(Device::CD_CHANGER),
to_underlying(Device::STATUS),
to_underlying(Action::Loading_Status),
0x00,
0x01,
0x00,
0x01,
0x00,
0x01,
0x02};
constexpr uint8_t cdloading_resp[] = {to_underlying(Device::CD_CHANGER),
to_underlying(Device::STATUS),
to_underlying(Action::Loading_Status),
0x00,
0x01,
0x00,
0x01,
0x00,
0x01,
0x02};
constexpr int WIRE_SIZE = 8; // cd state report size in bytes
constexpr int TIME_SKIP = 15; // seconds
@@ -53,8 +52,8 @@ extern "C" bool isPlaying_callback(void *self) {
namespace avclan {
void CDChanger::init() {
mediacontrol_init();
statustimer_init(this, &incrementTime_callback, &isPlaying_callback);
media_init();
cdtimer_init(this, &incrementTime_callback, &isPlaying_callback);
}
void CDChanger::handle(const Frame *in, Frame *out) {
@@ -119,16 +118,15 @@ void CDChanger::handle(const Frame *in, Frame *out) {
case Initial_Report_Req: {
out->is_unicast = true;
// No knowledge/understanding of field meaning/interpretation
const uint8_t cdinitreport_resp[] = {
0x00,
to_underlying(Device::CD_CHANGER),
to_underlying(from),
to_underlying(Initial_Report_Resp),
0x01,
0x31,
0x10,
0x01,
0x01};
const uint8_t cdinitreport_resp[] = {0x00,
to_underlying(Device::CD_CHANGER),
to_underlying(from),
to_underlying(Initial_Report_Resp),
0x01,
0x31,
0x10,
0x01,
0x01};
out->length = sizeof(cdinitreport_resp);
memcpy(out->data, cdinitreport_resp, sizeof(cdinitreport_resp));
out->reaction = r_SendOnly;
@@ -163,7 +161,7 @@ void CDChanger::handle(const Frame *in, Frame *out) {
secs = 0x7f;
flags2 = 0xc0;
generateStatus(out, true, Device::CMD_SW);
AVCLAN_mediaFunction(MEDIA_SKIP_FORWARD);
media_action(MediaAction::Track_Next);
out->reaction = r_TrackChange;
break;
case Track_Seek_Down:
@@ -174,12 +172,13 @@ void CDChanger::handle(const Frame *in, Frame *out) {
--track;
else
track = TWODIGIT_MAX;
media_action(MediaAction::Track_Prev);
}
mins = 0xff;
secs = 0x7f;
flags2 = 0xc0;
generateStatus(out, true, Device::CMD_SW);
AVCLAN_mediaFunction(MEDIA_SKIP_BACKWARD);
out->reaction = r_TrackChange;
break;
case Track_Fast_Forward: {
@@ -190,9 +189,9 @@ void CDChanger::handle(const Frame *in, Frame *out) {
++mins;
}
generateStatus(out, true, Device::CMD_SW);
AVCLAN_mediaFunction(MEDIA_SKIP_FORWARD);
statustimer_reset(); // Skipped to a whole/round sec; ensure next tick
// is ~1 sec from now
media_action(MediaAction::Skip_Forward);
cdtimer_reset(); // Skipped to a whole/round sec; ensure next tick
// is ~1 sec from now
out->reaction = r_SendOnly;
break;
}
@@ -210,9 +209,9 @@ void CDChanger::handle(const Frame *in, Frame *out) {
} else
secs -= TIME_SKIP;
generateStatus(out, true, Device::CMD_SW);
AVCLAN_mediaFunction(MEDIA_SKIP_BACKWARD);
statustimer_reset(); // Skipped to a whole/round sec; ensure next tick
// is ~1 sec from now
media_action(MediaAction::Skip_Backward);
cdtimer_reset(); // Skipped to a whole/round sec; ensure next tick
// is ~1 sec from now
out->reaction = r_SendOnly;
break;
}
@@ -296,8 +295,8 @@ void CDChanger::react(Frame *out, detail::Error::Send err) {
break;
case r_TrackChange:
setTime(0, 0);
statustimer_reset(); // Skipped to a whole/round sec; ensure next tick is
// ~1 sec from now
cdtimer_reset(); // Skipped to a whole/round sec; ensure next tick is
// ~1 sec from now
[[fallthrough]];
case r_NormalizeState:
normalizeState();
@@ -336,8 +335,8 @@ void CDChanger::enable(Frame *out) {
}
}
bool CDChanger::pending() { return statustimer_tickPending(); }
void CDChanger::resolvepending() { statustimer_clearTick(); }
bool CDChanger::pending() { return cdtimer_pending(); }
void CDChanger::resolvepending() { cdtimer_clear(); }
void CDChanger::emit(Frame *out, uint16_t peripheral) {
out->peripheral_addr = peripheral;
@@ -352,16 +351,16 @@ bool CDChanger::isPlaying() const { return playing; }
void CDChanger::startPlaying() {
static bool havePlayed = false;
if (havePlayed)
AVCLAN_mediaFunction(MEDIA_PLAY_PAUSE);
media_action(MediaAction::Play);
havePlayed |= true;
playing = true;
statustimer_reset();
cdtimer_reset();
}
void CDChanger::stopPlaying() {
statustimer_disable();
cdtimer_disable();
playing = false;
AVCLAN_mediaFunction(MEDIA_PLAY_PAUSE);
media_action(MediaAction::Pause);
}
// Serialize cd_status into the wire format.
@@ -425,4 +424,10 @@ void CDChanger::normalizeState() {
flags2 = 0x80;
}
#ifndef NDEBUG
void CDChanger::media_action(MediaAction action) { ::media_action(action); }
bool CDChanger::media_busy() const { return ::media_busy(); };
void CDChanger::mic_toggle() { media_mic_toggle(); };
#endif
} // namespace avclan