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authorBertrik Sikken <bertrik@sikken.nl>2011-04-24 20:22:38 +0000
committerBertrik Sikken <bertrik@sikken.nl>2011-04-24 20:22:38 +0000
commit4c1de9c015c96ac8c7c964f1868545369135a7ec (patch)
tree795681f64579f45e37f52531b0600c6c5135827b /apps
parenta602f46d69d9d18756b7f317470f654f695faa80 (diff)
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iap: add more comments to iap command and responses
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29779 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps')
-rw-r--r--apps/iap.c105
1 files changed, 68 insertions, 37 deletions
diff --git a/apps/iap.c b/apps/iap.c
index ecf70b2e69..d237825796 100644
--- a/apps/iap.c
+++ b/apps/iap.c
@@ -188,6 +188,7 @@ void iap_periodic(void)
if(!iap_setupflag) return;
if(!iap_pollspeed) return;
+ /* PlayStatusChangeNotification */
unsigned char data[] = {0x04, 0x00, 0x27, 0x04, 0x00, 0x00, 0x00, 0x00};
unsigned long time_elapsed = audio_current_track()->elapsed;
@@ -470,14 +471,16 @@ static void iap_handlepkt_mode3(void)
unsigned int cmd = serbuf[2];
switch (cmd)
{
- /* some kind of status packet? */
+ /* GetCurrentEQProfileIndex */
case 0x01:
{
+ /* RetCurrentEQProfileIndex */
unsigned char data[] = {0x03, 0x02, 0x00, 0x00, 0x00, 0x00};
iap_send_pkt(data, sizeof(data));
break;
}
+ /* SetRemoteEventNotification */
case 0x08:
{
/* ACK */
@@ -486,6 +489,7 @@ static void iap_handlepkt_mode3(void)
break;
}
+ /* GetiPodStateInfo */
case 0x0C:
{
/* request ipod volume */
@@ -495,7 +499,8 @@ static void iap_handlepkt_mode3(void)
}
break;
}
- /* get volume from accessory */
+
+ /* SetiPodStateInfo */
case 0x0E:
{
if (serbuf[3] == 0x04)
@@ -519,15 +524,17 @@ static void iap_handlepkt_mode4(void)
unsigned int cmd = (serbuf[2] << 8) | serbuf[3];
switch (cmd)
{
- /* Get data updated??? flag */
+ /* GetAudioBookSpeed */
case 0x0009:
{
+ /* ReturnAudioBookSpeed */
unsigned char data[] = {0x04, 0x00, 0x0A, 0x00};
data[3] = iap_updateflag ? 0 : 1;
iap_send_pkt(data, sizeof(data));
break;
}
- /* Set data updated??? flag */
+
+ /* SetAudioBookSpeed */
case 0x000B:
{
iap_updateflag = serbuf[4] ? 0 : 1;
@@ -535,16 +542,20 @@ static void iap_handlepkt_mode4(void)
cmd_ok_mode4(cmd);
break;
}
- /* Get iPod size? */
+
+ /* RequestProtocolVersion */
case 0x0012:
{
+ /* ReturnProtocolVersion */
unsigned char data[] = {0x04, 0x00, 0x13, 0x01, 0x0B};
iap_send_pkt(data, sizeof(data));
break;
}
- /* Get count of given types */
+
+ /* GetNumberCategorizedDBRecords */
case 0x0018:
{
+ /* ReturnNumberCategorizedDBRecords */
unsigned char data[] = {0x04, 0x00, 0x19, 0x00, 0x00, 0x00, 0x00};
unsigned long num = 0;
switch(serbuf[4]) /* type number */
@@ -562,9 +573,11 @@ static void iap_handlepkt_mode4(void)
iap_send_pkt(data, sizeof(data));
break;
}
- /* Get time and status */
+
+ /* GetPlayStatus */
case 0x001C:
{
+ /* ReturnPlayStatus */
unsigned char data[] = {0x04, 0x00, 0x1D, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
struct mp3entry *id3 = audio_current_track();
@@ -586,9 +599,11 @@ static void iap_handlepkt_mode4(void)
iap_send_pkt(data, sizeof(data));
break;
}
- /* Get current pos in playlist */
+
+ /* GetCurrentPlayingTrackIndex */
case 0x001E:
{
+ /* ReturnCurrentPlayingTrackIndex */
unsigned char data[] = {0x04, 0x00, 0x1F, 0x00, 0x00, 0x00, 0x00};
long playlist_pos = playlist_next(0);
playlist_pos -= playlist_get_first_index(NULL);
@@ -601,11 +616,12 @@ static void iap_handlepkt_mode4(void)
iap_send_pkt(data, sizeof(data));
break;
}
- /* Get title of a song number */
+
+ /* GetIndexedPlayingTrackTitle */
case 0x0020:
- /* Get artist of a song number */
+ /* GetIndexedPlayingTrackArtistName */
case 0x0022:
- /* Get album of a song number */
+ /* GetIndexedPlayingTrackAlbumName */
case 0x0024:
{
unsigned char data[70] = {0x04, 0x00, 0xFF};
@@ -615,7 +631,7 @@ static void iap_handlepkt_mode4(void)
long tracknum = (signed long)serbuf[4] << 24 |
(signed long)serbuf[5] << 16 |
(signed long)serbuf[6] << 8 | serbuf[7];
- data[2] = serbuf[3] + 1;
+ data[2] = cmd + 1;
memcpy(&id3, audio_current_track(), sizeof(id3));
tracknum += playlist_get_first_index(NULL);
if(tracknum >= playlist_amount())
@@ -634,37 +650,36 @@ static void iap_handlepkt_mode4(void)
}
/* Return the requested track data */
- switch(serbuf[3])
+ switch(cmd)
{
case 0x20:
len = strlcpy((char *)&data[3], id3.title, 64);
- iap_send_pkt(data, 4+len);
+ iap_send_pkt(data, 4+len);
break;
case 0x22:
len = strlcpy((char *)&data[3], id3.artist, 64);
- iap_send_pkt(data, 4+len);
+ iap_send_pkt(data, 4+len);
break;
case 0x24:
len = strlcpy((char *)&data[3], id3.album, 64);
- iap_send_pkt(data, 4+len);
+ iap_send_pkt(data, 4+len);
break;
}
break;
}
- /* Set polling mode */
+
+ /* SetPlayStatusChangeNotification */
case 0x0026:
{
iap_pollspeed = serbuf[4] ? 1 : 0;
- /*respond with cmd ok packet */
+ /* respond with cmd ok packet */
cmd_ok_mode4(cmd);
break;
}
- /* AiR playback control */
+
+ /* PlayControl */
case 0x0029:
{
- /* respond with cmd ok packet */
- unsigned char data[] = {0x04, 0x00, 0x01, 0x00, 0x00, 0x29};
- iap_send_pkt(data, sizeof(data));
switch(serbuf[4])
{
case 0x01: /* play/pause */
@@ -705,17 +720,22 @@ static void iap_handlepkt_mode4(void)
if(iap_pollspeed) iap_pollspeed = 1;
break;
}
+ /* respond with cmd ok packet */
+ cmd_ok_mode4(cmd);
break;
}
- /* Get shuffle mode */
+
+ /* GetShuffle */
case 0x002C:
{
+ /* ReturnShuffle */
unsigned char data[] = {0x04, 0x00, 0x2D, 0x00};
data[3] = global_settings.playlist_shuffle ? 1 : 0;
iap_send_pkt(data, sizeof(data));
break;
}
- /* Set shuffle mode */
+
+ /* SetShuffle */
case 0x002E:
{
if(serbuf[4] && !global_settings.playlist_shuffle)
@@ -733,14 +753,15 @@ static void iap_handlepkt_mode4(void)
playlist_sort(NULL, true);
}
-
/* respond with cmd ok packet */
cmd_ok_mode4(cmd);
break;
}
- /* Get repeat mode */
+
+ /* GetRepeat */
case 0x002F:
{
+ /* ReturnRepeat */
unsigned char data[] = {0x04, 0x00, 0x30, 0x00};
if(global_settings.repeat_mode == REPEAT_OFF)
data[3] = 0;
@@ -751,7 +772,8 @@ static void iap_handlepkt_mode4(void)
iap_send_pkt(data, sizeof(data));
break;
}
- /* Set repeat mode */
+
+ /* SetRepeat */
case 0x0031:
{
int oldmode = global_settings.repeat_mode;
@@ -772,10 +794,12 @@ static void iap_handlepkt_mode4(void)
/* respond with cmd ok packet */
cmd_ok_mode4(cmd);
break;
- }
- /* Get Screen Size */
+ }
+
+ /* GetMonoDisplayImageLimits */
case 0x0033:
{
+ /* ReturnMonoDisplayImageLimits */
unsigned char data[] = {0x04, 0x00, 0x34,
LCD_WIDTH >> 8, LCD_WIDTH & 0xff,
LCD_HEIGHT >> 8, LCD_HEIGHT & 0xff,
@@ -783,9 +807,11 @@ static void iap_handlepkt_mode4(void)
iap_send_pkt(data, sizeof(data));
break;
}
- /* Get number songs in current playlist */
+
+ /* GetNumPlayingTracks */
case 0x0035:
{
+ /* ReturnNumPlayingTracks */
unsigned char data[] = {0x04, 0x00, 0x36, 0x00, 0x00, 0x00, 0x00};
unsigned long playlist_amt = playlist_amount();
data[3] = playlist_amt >> 24;
@@ -794,8 +820,9 @@ static void iap_handlepkt_mode4(void)
data[6] = playlist_amt;
iap_send_pkt(data, sizeof(data));
break;
- }
- /* Jump to track number in current playlist */
+ }
+
+ /* SetCurrentPlayingTrack */
case 0x0037:
{
int paused = (is_wps_fading() || (audio_status() & AUDIO_STATUS_PAUSE));
@@ -811,6 +838,7 @@ static void iap_handlepkt_mode4(void)
cmd_ok_mode4(cmd);
break;
}
+
default:
{
/* default response is with cmd ok packet */
@@ -825,25 +853,28 @@ static void iap_handlepkt_mode7(void)
unsigned int cmd = serbuf[2];
switch (cmd)
{
- /* tuner capabilities */
+ /* RetTunerCaps */
case 0x02:
{
/* do nothing */
+ /* GetAccessoryInfo */
unsigned char data[] = {0x00, 0x27, 0x00};
iap_send_pkt(data, sizeof(data));
break;
}
- /* actual tuner frequency */
+
+ /* RetTunerFreq */
case 0x0A:
- /* fall through */
- /* tuner frequency from scan */
+ /* fall through */
+ /* TunerSeekDone */
case 0x13:
{
rmt_tuner_freq(serbuf);
break;
}
- /* RDS station name 0x21 1E 00 + ASCII text*/
+
+ /* RdsReadyNotify, RDS station name 0x21 1E 00 + ASCII text*/
case 0x21:
{
rmt_tuner_rds_data(serbuf);