84 |
if (cchBuffer > 0) { |
if (cchBuffer > 0) { |
85 |
// Make sure received buffer it's null terminated. |
// Make sure received buffer it's null terminated. |
86 |
achBuffer[cchBuffer] = (char) 0; |
achBuffer[cchBuffer] = (char) 0; |
87 |
// Parse for the notification event message... |
pch = achBuffer; |
88 |
pszToken = lscp_strtok(achBuffer, pszSeps, &(pch)); // Have "NOTIFY". |
do { |
89 |
if (strcasecmp(pszToken, "NOTIFY") == 0) { |
// Parse for the notification event message... |
90 |
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); // Have "NOTIFY" |
91 |
event = lscp_event_from_text(pszToken); |
if (strcasecmp(pszToken, "NOTIFY") == 0) { |
92 |
// And pick the rest of data... |
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
93 |
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
event = lscp_event_from_text(pszToken); |
94 |
cchToken = (pszToken == NULL ? 0 : strlen(pszToken)); |
// And pick the rest of data... |
95 |
// Double-check if we're really up to it... |
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
96 |
if (pClient->events & event) { |
cchToken = (pszToken == NULL ? 0 : strlen(pszToken)); |
97 |
// Invoke the client event callback... |
// Double-check if we're really up to it... |
98 |
if ((*pClient->pfnCallback)( |
if (pClient->events & event) { |
99 |
pClient, |
// Invoke the client event callback... |
100 |
event, |
if ((*pClient->pfnCallback)( |
101 |
pszToken, |
pClient, |
102 |
cchToken, |
event, |
103 |
pClient->pvData) != LSCP_OK) { |
pszToken, |
104 |
pClient->evt.iState = 0; |
cchToken, |
105 |
|
pClient->pvData) != LSCP_OK) { |
106 |
|
pClient->evt.iState = 0; |
107 |
|
} |
108 |
} |
} |
109 |
} |
} |
110 |
} |
} while (*pch); |
111 |
} else { |
} else { |
112 |
lscp_socket_perror("_lscp_client_evt_proc: recv"); |
lscp_socket_perror("_lscp_client_evt_proc: recv"); |
113 |
pClient->evt.iState = 0; |
pClient->evt.iState = 0; |
581 |
// Client registration protocol functions. |
// Client registration protocol functions. |
582 |
|
|
583 |
/** |
/** |
584 |
* Register frontend for receiving event messages: |
* Register frontend for receiving event messages by the sampler backend. |
585 |
|
* @e Caution: since liblscp v0.5.5.4 you have to call lscp_client_subscribe() |
586 |
|
* for @e each event you want to subscribe. That is the old bitflag approach |
587 |
|
* was abondoned at this point. You can however still register all older |
588 |
|
* events with one lscp_client_subscribe() call at once. Thus, the old |
589 |
|
* behavior of this functions was not broken. Those older events are namely: |
590 |
|
* @code |
591 |
* SUBSCRIBE CHANNEL_COUNT | VOICE_COUNT | STREAM_COUNT |
* SUBSCRIBE CHANNEL_COUNT | VOICE_COUNT | STREAM_COUNT |
592 |
* | BUFFER_FILL | CHANNEL_INFO | TOTAL_VOICE_COUNT |
* | BUFFER_FILL | CHANNEL_INFO | TOTAL_VOICE_COUNT |
593 |
* | AUDIO_OUTPUT_DEVICE_COUNT | AUDIO_OUTPUT_DEVICE_INFO |
* | AUDIO_OUTPUT_DEVICE_COUNT | AUDIO_OUTPUT_DEVICE_INFO |
595 |
* | MIDI_INSTRUMENT_MAP_COUNT | MIDI_INSTRUMENT_MAP_INFO |
* | MIDI_INSTRUMENT_MAP_COUNT | MIDI_INSTRUMENT_MAP_INFO |
596 |
* | MIDI_INSTRUMENT_COUNT | MIDI_INSTRUMENT_INFO |
* | MIDI_INSTRUMENT_COUNT | MIDI_INSTRUMENT_INFO |
597 |
* | MISCELLANEOUS |
* | MISCELLANEOUS |
598 |
|
* @endcode |
599 |
|
* The old events occupy the lower 16 bits (as bit flags), and all younger |
600 |
|
* events enumerate the whole upper 16 bits range. The new, enumerated |
601 |
|
* events are namely: |
602 |
|
* @code |
603 |
|
* SUBSCRIBE CHANNEL_MIDI |
604 |
|
* @endcode |
605 |
* |
* |
606 |
* @param pClient Pointer to client instance structure. |
* @param pClient Pointer to client instance structure. |
607 |
* @param events Bit-wise OR'ed event flags to subscribe. |
* @param events LSCP event to subscribe. |
608 |
* |
* |
609 |
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
610 |
*/ |
*/ |
611 |
lscp_status_t lscp_client_subscribe ( lscp_client_t *pClient, lscp_event_t events ) |
lscp_status_t lscp_client_subscribe ( lscp_client_t *pClient, lscp_event_t events ) |
612 |
{ |
{ |
613 |
lscp_status_t ret = LSCP_FAILED; |
lscp_status_t ret = LSCP_OK; |
614 |
|
lscp_event_t currentEvent; |
615 |
|
|
616 |
if (pClient == NULL) |
if (pClient == NULL) |
617 |
return LSCP_FAILED; |
return LSCP_FAILED; |
654 |
ret = _lscp_client_evt_request(pClient, 1, LSCP_EVENT_MIDI_INSTRUMENT_INFO); |
ret = _lscp_client_evt_request(pClient, 1, LSCP_EVENT_MIDI_INSTRUMENT_INFO); |
655 |
if (ret == LSCP_OK && (events & LSCP_EVENT_MISCELLANEOUS)) |
if (ret == LSCP_OK && (events & LSCP_EVENT_MISCELLANEOUS)) |
656 |
ret = _lscp_client_evt_request(pClient, 1, LSCP_EVENT_MISCELLANEOUS); |
ret = _lscp_client_evt_request(pClient, 1, LSCP_EVENT_MISCELLANEOUS); |
657 |
|
// Caution: for the upper 16 bits, we don't use bit flags anymore ... |
658 |
|
currentEvent = events & 0xffff0000; |
659 |
|
if (ret == LSCP_OK && currentEvent) { |
660 |
|
switch (currentEvent) { |
661 |
|
case LSCP_EVENT_CHANNEL_MIDI: |
662 |
|
case LSCP_EVENT_DEVICE_MIDI: |
663 |
|
ret = _lscp_client_evt_request(pClient, 1, currentEvent); |
664 |
|
break; |
665 |
|
default: // unknown "upper" event type |
666 |
|
ret = LSCP_FAILED; |
667 |
|
break; |
668 |
|
} |
669 |
|
} |
670 |
|
|
671 |
// Unlock this section down. |
// Unlock this section down. |
672 |
lscp_mutex_unlock(pClient->mutex); |
lscp_mutex_unlock(pClient->mutex); |
676 |
|
|
677 |
|
|
678 |
/** |
/** |
679 |
* Deregister frontend from receiving UDP event messages anymore: |
* Deregister frontend from receiving UDP event messages anymore. |
680 |
|
* @e Caution: since liblscp v0.5.5.4 you have to call |
681 |
|
* lscp_client_unsubscribe() for @e each event you want to unsubscribe. |
682 |
|
* That is the old bitflag approach was abondoned at this point. You can |
683 |
|
* however still register all older events with one lscp_client_subscribe() |
684 |
|
* call at once. Thus, the old behavior of this functions was not broken. |
685 |
|
* Those older events are namely: |
686 |
|
* @code |
687 |
* UNSUBSCRIBE CHANNEL_COUNT | VOICE_COUNT | STREAM_COUNT |
* UNSUBSCRIBE CHANNEL_COUNT | VOICE_COUNT | STREAM_COUNT |
688 |
* | BUFFER_FILL | CHANNEL_INFO | TOTAL_VOICE_COUNT |
* | BUFFER_FILL | CHANNEL_INFO | TOTAL_VOICE_COUNT |
689 |
* | AUDIO_OUTPUT_DEVICE_COUNT | AUDIO_OUTPUT_DEVICE_INFO |
* | AUDIO_OUTPUT_DEVICE_COUNT | AUDIO_OUTPUT_DEVICE_INFO |
691 |
* | MIDI_INSTRUMENT_MAP_COUNT | MIDI_INSTRUMENT_MAP_INFO |
* | MIDI_INSTRUMENT_MAP_COUNT | MIDI_INSTRUMENT_MAP_INFO |
692 |
* | MIDI_INSTRUMENT_COUNT | MIDI_INSTRUMENT_INFO |
* | MIDI_INSTRUMENT_COUNT | MIDI_INSTRUMENT_INFO |
693 |
* | MISCELLANEOUS |
* | MISCELLANEOUS |
694 |
|
* @endcode |
695 |
|
* The old events occupy the lower 16 bits (as bit flags), and all younger |
696 |
|
* events enumerate the whole upper 16 bits range. The new, enumerated |
697 |
|
* events are namely: |
698 |
|
* @code |
699 |
|
* UNSUBSCRIBE CHANNEL_MIDI |
700 |
|
* @endcode |
701 |
* |
* |
702 |
* @param pClient Pointer to client instance structure. |
* @param pClient Pointer to client instance structure. |
703 |
* @param events Bit-wise OR'ed event flags to unsubscribe. |
* @param events LSCP event to unsubscribe. |
704 |
* |
* |
705 |
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
706 |
*/ |
*/ |
707 |
lscp_status_t lscp_client_unsubscribe ( lscp_client_t *pClient, lscp_event_t events ) |
lscp_status_t lscp_client_unsubscribe ( lscp_client_t *pClient, lscp_event_t events ) |
708 |
{ |
{ |
709 |
lscp_status_t ret = LSCP_OK; |
lscp_status_t ret = LSCP_OK; |
710 |
|
lscp_event_t currentEvent; |
711 |
|
|
712 |
if (pClient == NULL) |
if (pClient == NULL) |
713 |
return LSCP_FAILED; |
return LSCP_FAILED; |
746 |
ret = _lscp_client_evt_request(pClient, 0, LSCP_EVENT_MIDI_INSTRUMENT_INFO); |
ret = _lscp_client_evt_request(pClient, 0, LSCP_EVENT_MIDI_INSTRUMENT_INFO); |
747 |
if (ret == LSCP_OK && (events & LSCP_EVENT_MISCELLANEOUS)) |
if (ret == LSCP_OK && (events & LSCP_EVENT_MISCELLANEOUS)) |
748 |
ret = _lscp_client_evt_request(pClient, 0, LSCP_EVENT_MISCELLANEOUS); |
ret = _lscp_client_evt_request(pClient, 0, LSCP_EVENT_MISCELLANEOUS); |
749 |
|
// Caution: for the upper 16 bits, we don't use bit flags anymore ... |
750 |
|
currentEvent = events & 0xffff0000; |
751 |
|
if (ret == LSCP_OK && currentEvent) { |
752 |
|
switch (currentEvent) { |
753 |
|
case LSCP_EVENT_CHANNEL_MIDI: |
754 |
|
case LSCP_EVENT_DEVICE_MIDI: |
755 |
|
ret = _lscp_client_evt_request(pClient, 0, currentEvent); |
756 |
|
break; |
757 |
|
default: // unknown "upper" event type |
758 |
|
ret = LSCP_FAILED; |
759 |
|
break; |
760 |
|
} |
761 |
|
} |
762 |
|
|
763 |
// If necessary, close the alternate connection... |
// If necessary, close the alternate connection... |
764 |
if (pClient->events == LSCP_EVENT_NONE) |
if (pClient->events == LSCP_EVENT_NONE) |
2129 |
if (!pClient || iSamplerChannel < 0 || iFxSend < 0 || !pszFxName) |
if (!pClient || iSamplerChannel < 0 || iFxSend < 0 || !pszFxName) |
2130 |
return LSCP_FAILED; |
return LSCP_FAILED; |
2131 |
|
|
2132 |
snprintf(szQuery, LSCP_BUFSIZ, "SET FX_SEND NAME %d %d %s\r\n", iSamplerChannel, iFxSend, pszFxName); |
snprintf(szQuery, LSCP_BUFSIZ, "SET FX_SEND NAME %d %d '%s'\r\n", iSamplerChannel, iFxSend, pszFxName); |
2133 |
return lscp_client_query(pClient, szQuery); |
return lscp_client_query(pClient, szQuery); |
2134 |
} |
} |
2135 |
|
|