223 |
return psz; |
return psz; |
224 |
} |
} |
225 |
|
|
226 |
|
// Unquote and make a duplicate of an in-split string. |
227 |
|
void lscp_unquote_dup ( char **ppszDst, char **ppszSrc ) |
228 |
|
{ |
229 |
|
// Free desteny string, if already there. |
230 |
|
if (*ppszDst) |
231 |
|
free(*ppszDst); |
232 |
|
*ppszDst = NULL; |
233 |
|
// Unquote and duplicate. |
234 |
|
if (*ppszSrc) |
235 |
|
*ppszDst = lscp_unquote(ppszSrc, 1); |
236 |
|
} |
237 |
|
|
238 |
|
|
239 |
// Custom tokenizer. |
// Custom tokenizer. |
240 |
char *lscp_strtok ( char *pchBuffer, const char *pszSeps, char **ppch ) |
char *lscp_strtok ( char *pchBuffer, const char *pszSeps, char **ppch ) |
358 |
int iSize, i, j, cchSeps; |
int iSize, i, j, cchSeps; |
359 |
int *piSplit, *piNewSplit; |
int *piSplit, *piNewSplit; |
360 |
|
|
361 |
|
// Get it clean first. |
362 |
|
pchHead = lscp_ltrim((char *) pszCsv); |
363 |
|
if (*pchHead == (char) 0) |
364 |
|
return NULL; |
365 |
|
|
366 |
// Initial size is one chunk away. |
// Initial size is one chunk away. |
367 |
iSize = LSCP_SPLIT_CHUNK1; |
iSize = LSCP_SPLIT_CHUNK1; |
368 |
// Allocate and split... |
// Allocate and split... |
372 |
|
|
373 |
// Make a copy of the original string. |
// Make a copy of the original string. |
374 |
i = 0; |
i = 0; |
|
pchHead = (char *) pszCsv; |
|
375 |
if ((piSplit[i++] = atoi(pchHead)) < 0) { |
if ((piSplit[i++] = atoi(pchHead)) < 0) { |
376 |
free(piSplit); |
free(piSplit); |
377 |
return NULL; |
return NULL; |
522 |
#endif // LSCP_PSPLIT_COUNT |
#endif // LSCP_PSPLIT_COUNT |
523 |
|
|
524 |
|
|
525 |
|
// Allocate a parameter list, optionally copying an existing one. |
526 |
|
void lscp_plist_alloc (lscp_param_t **ppList) |
527 |
|
{ |
528 |
|
lscp_param_t *pParams; |
529 |
|
int iSize, i; |
530 |
|
|
531 |
|
if (ppList) { |
532 |
|
iSize = LSCP_SPLIT_CHUNK1; |
533 |
|
pParams = (lscp_param_t *) malloc(iSize * sizeof(lscp_param_t)); |
534 |
|
if (pParams) { |
535 |
|
for (i = 0 ; i < iSize; i++) { |
536 |
|
pParams[i].key = NULL; |
537 |
|
pParams[i].value = NULL; |
538 |
|
} |
539 |
|
} |
540 |
|
*ppList = pParams; |
541 |
|
} |
542 |
|
} |
543 |
|
|
544 |
|
|
545 |
|
// Destroy a parameter list, including all it's contents. |
546 |
|
void lscp_plist_free ( lscp_param_t **ppList ) |
547 |
|
{ |
548 |
|
lscp_param_t *pParams; |
549 |
|
int i; |
550 |
|
|
551 |
|
if (ppList) { |
552 |
|
if (*ppList) { |
553 |
|
pParams = *ppList; |
554 |
|
for (i = 0; pParams && pParams[i].key; i++) { |
555 |
|
free(pParams[i].key); |
556 |
|
free(pParams[i].value); |
557 |
|
} |
558 |
|
free(pParams); |
559 |
|
} |
560 |
|
*ppList = NULL; |
561 |
|
} |
562 |
|
} |
563 |
|
|
564 |
|
|
565 |
|
// Add an item to a parameter list, growing it as fit. |
566 |
|
void lscp_plist_append ( lscp_param_t **ppList, const char *pszKey, const char *pszValue ) |
567 |
|
{ |
568 |
|
lscp_param_t *pParams; |
569 |
|
lscp_param_t *pNewParams; |
570 |
|
int iSize, iNewSize; |
571 |
|
int i = 0; |
572 |
|
|
573 |
|
if (ppList && *ppList) { |
574 |
|
pParams = *ppList; |
575 |
|
while (pParams[i].key) { |
576 |
|
if (strcasecmp(pParams[i].key, pszKey) == 0) { |
577 |
|
if (pParams[i].value) |
578 |
|
free(pParams[i].value); |
579 |
|
pParams[i].value = strdup(pszValue); |
580 |
|
return; |
581 |
|
} |
582 |
|
i++; |
583 |
|
} |
584 |
|
iSize = LSCP_SPLIT_SIZE(i); |
585 |
|
pParams[i].key = strdup(pszKey); |
586 |
|
pParams[i].value = strdup(pszValue); |
587 |
|
if (++i >= iSize) { |
588 |
|
iNewSize = iSize + LSCP_SPLIT_CHUNK1; |
589 |
|
pNewParams = (lscp_param_t *) malloc(iNewSize * sizeof(lscp_param_t)); |
590 |
|
for (i = 0; i < iSize; i++) { |
591 |
|
pParams[i].key = pParams[i].key; |
592 |
|
pParams[i].value = pParams[i].value; |
593 |
|
} |
594 |
|
for ( ; i < iNewSize; i++) { |
595 |
|
pNewParams[i].key = NULL; |
596 |
|
pNewParams[i].value = NULL; |
597 |
|
} |
598 |
|
free(pParams); |
599 |
|
*ppList = pNewParams; |
600 |
|
} |
601 |
|
} |
602 |
|
} |
603 |
|
|
604 |
|
#ifdef LSCP_PLIST_COUNT |
605 |
|
|
606 |
|
// Compute a parameter list valid item count. |
607 |
|
int lscp_plist_count ( lscp_param_t **ppList ) |
608 |
|
{ |
609 |
|
lscp_param_t *pParams; |
610 |
|
int i = 0; |
611 |
|
if (ppList && *ppList) { |
612 |
|
pParams = *ppList; |
613 |
|
while (pParams[i].key) |
614 |
|
i++; |
615 |
|
} |
616 |
|
return i; |
617 |
|
} |
618 |
|
|
619 |
|
// Compute the legal parameter list size. |
620 |
|
int lscp_plist_size ( lscp_param_t **ppList ) |
621 |
|
{ |
622 |
|
return LSCP_SPLIT_SIZE(lscp_plist_count(ppList)); |
623 |
|
} |
624 |
|
|
625 |
|
#endif // LSCP_PLIST_COUNT |
626 |
|
|
627 |
|
|
628 |
//------------------------------------------------------------------------- |
//------------------------------------------------------------------------- |
629 |
// Engine info struct helper functions. |
// Engine info struct helper functions. |
630 |
|
|
634 |
pEngineInfo->version = NULL; |
pEngineInfo->version = NULL; |
635 |
} |
} |
636 |
|
|
637 |
void lscp_engine_info_reset ( lscp_engine_info_t *pEngineInfo ) |
void lscp_engine_info_free ( lscp_engine_info_t *pEngineInfo ) |
638 |
{ |
{ |
639 |
if (pEngineInfo->description) |
if (pEngineInfo->description) |
640 |
free(pEngineInfo->description); |
free(pEngineInfo->description); |
641 |
if (pEngineInfo->version) |
if (pEngineInfo->version) |
642 |
free(pEngineInfo->version); |
free(pEngineInfo->version); |
643 |
|
} |
644 |
|
|
645 |
|
void lscp_engine_info_reset ( lscp_engine_info_t *pEngineInfo ) |
646 |
|
{ |
647 |
|
lscp_engine_info_free(pEngineInfo); |
648 |
lscp_engine_info_init(pEngineInfo); |
lscp_engine_info_init(pEngineInfo); |
649 |
} |
} |
650 |
|
|
667 |
pChannelInfo->volume = 0.0; |
pChannelInfo->volume = 0.0; |
668 |
} |
} |
669 |
|
|
670 |
void lscp_channel_info_reset ( lscp_channel_info_t *pChannelInfo ) |
void lscp_channel_info_free ( lscp_channel_info_t *pChannelInfo ) |
671 |
{ |
{ |
672 |
if (pChannelInfo->engine_name) |
if (pChannelInfo->engine_name) |
673 |
free(pChannelInfo->engine_name); |
free(pChannelInfo->engine_name); |
675 |
lscp_szsplit_destroy(pChannelInfo->audio_routing); |
lscp_szsplit_destroy(pChannelInfo->audio_routing); |
676 |
if (pChannelInfo->instrument_file) |
if (pChannelInfo->instrument_file) |
677 |
free(pChannelInfo->instrument_file); |
free(pChannelInfo->instrument_file); |
678 |
|
} |
679 |
|
|
680 |
|
void lscp_channel_info_reset ( lscp_channel_info_t *pChannelInfo ) |
681 |
|
{ |
682 |
|
lscp_channel_info_free(pChannelInfo); |
683 |
lscp_channel_info_init(pChannelInfo); |
lscp_channel_info_init(pChannelInfo); |
684 |
} |
} |
685 |
|
|
694 |
pDriverInfo->parameters = NULL; |
pDriverInfo->parameters = NULL; |
695 |
} |
} |
696 |
|
|
697 |
void lscp_driver_info_reset ( lscp_driver_info_t *pDriverInfo ) |
void lscp_driver_info_free ( lscp_driver_info_t *pDriverInfo ) |
698 |
{ |
{ |
699 |
if (pDriverInfo->description) |
if (pDriverInfo->description) |
700 |
free(pDriverInfo->description); |
free(pDriverInfo->description); |
701 |
if (pDriverInfo->version) |
if (pDriverInfo->version) |
702 |
free(pDriverInfo->version); |
free(pDriverInfo->version); |
703 |
lscp_szsplit_destroy(pDriverInfo->parameters); |
lscp_szsplit_destroy(pDriverInfo->parameters); |
704 |
|
} |
705 |
|
|
706 |
|
void lscp_driver_info_reset ( lscp_driver_info_t *pDriverInfo ) |
707 |
|
{ |
708 |
|
lscp_driver_info_free(pDriverInfo); |
709 |
lscp_driver_info_init(pDriverInfo); |
lscp_driver_info_init(pDriverInfo); |
710 |
} |
} |
711 |
|
|
712 |
|
|
713 |
//------------------------------------------------------------------------- |
//------------------------------------------------------------------------- |
714 |
|
// Device info struct functions. |
715 |
|
|
716 |
|
void lscp_device_info_init ( lscp_device_info_t *pDeviceInfo ) |
717 |
|
{ |
718 |
|
pDeviceInfo->driver = NULL; |
719 |
|
lscp_plist_alloc(&(pDeviceInfo->params)); |
720 |
|
} |
721 |
|
|
722 |
|
void lscp_device_info_free ( lscp_device_info_t *pDeviceInfo ) |
723 |
|
{ |
724 |
|
if (pDeviceInfo->driver) |
725 |
|
free(pDeviceInfo->driver); |
726 |
|
lscp_plist_free(&(pDeviceInfo->params)); |
727 |
|
} |
728 |
|
|
729 |
|
void lscp_device_info_reset ( lscp_device_info_t *pDeviceInfo ) |
730 |
|
{ |
731 |
|
lscp_device_info_free(pDeviceInfo); |
732 |
|
lscp_device_info_init(pDeviceInfo); |
733 |
|
} |
734 |
|
|
735 |
|
|
736 |
|
//------------------------------------------------------------------------- |
737 |
|
// Device channel/port info struct functions. |
738 |
|
|
739 |
|
void lscp_device_port_info_init ( lscp_device_port_info_t *pDevicePortInfo ) |
740 |
|
{ |
741 |
|
pDevicePortInfo->name = NULL; |
742 |
|
lscp_plist_alloc(&(pDevicePortInfo->params)); |
743 |
|
} |
744 |
|
|
745 |
|
void lscp_device_port_info_free ( lscp_device_port_info_t *pDevicePortInfo ) |
746 |
|
{ |
747 |
|
if (pDevicePortInfo->name) |
748 |
|
free(pDevicePortInfo->name); |
749 |
|
lscp_plist_free(&(pDevicePortInfo->params)); |
750 |
|
} |
751 |
|
|
752 |
|
void lscp_device_port_info_reset ( lscp_device_port_info_t *pDevicePortInfo ) |
753 |
|
{ |
754 |
|
lscp_device_port_info_free(pDevicePortInfo); |
755 |
|
lscp_device_port_info_init(pDevicePortInfo); |
756 |
|
} |
757 |
|
|
758 |
|
|
759 |
|
//------------------------------------------------------------------------- |
760 |
// Parameter struct helper functions. |
// Parameter struct helper functions. |
761 |
|
|
762 |
void lscp_param_info_init ( lscp_param_info_t *pParamInfo ) |
void lscp_param_info_init ( lscp_param_info_t *pParamInfo ) |
773 |
pParamInfo->possibilities = NULL; |
pParamInfo->possibilities = NULL; |
774 |
} |
} |
775 |
|
|
776 |
void lscp_param_info_reset ( lscp_param_info_t *pParamInfo ) |
void lscp_param_info_free ( lscp_param_info_t *pParamInfo ) |
777 |
{ |
{ |
778 |
if (pParamInfo->description) |
if (pParamInfo->description) |
779 |
free(pParamInfo->description); |
free(pParamInfo->description); |
785 |
if (pParamInfo->range_max) |
if (pParamInfo->range_max) |
786 |
free(pParamInfo->range_max); |
free(pParamInfo->range_max); |
787 |
lscp_szsplit_destroy(pParamInfo->possibilities); |
lscp_szsplit_destroy(pParamInfo->possibilities); |
788 |
|
} |
789 |
|
|
790 |
|
void lscp_param_info_reset ( lscp_param_info_t *pParamInfo ) |
791 |
|
{ |
792 |
|
lscp_param_info_free(pParamInfo); |
793 |
lscp_param_info_init(pParamInfo); |
lscp_param_info_init(pParamInfo); |
794 |
} |
} |
795 |
|
|
796 |
|
|
797 |
//------------------------------------------------------------------------- |
//------------------------------------------------------------------------- |
798 |
// Concatenate a parameter list (key='value'...) into a string. |
// Concatenate a parameter list (key='value'...) into a string, |
799 |
|
// appending a crlf terminator. |
800 |
|
|
801 |
int lscp_param_concat ( char *pszBuffer, int cchMaxBuffer, lscp_param_t *pParams ) |
int lscp_param_concat ( char *pszBuffer, int cchMaxBuffer, lscp_param_t *pParams ) |
802 |
{ |
{ |
803 |
int cchBuffer, cchParam, i; |
int cchBuffer, cchParam, i; |
804 |
|
|
805 |
if (pszBuffer == NULL || pParams == NULL) |
if (pszBuffer == NULL) |
806 |
return 0; |
return 0; |
807 |
|
|
808 |
cchBuffer = strlen(pszBuffer); |
cchBuffer = strlen(pszBuffer); |
809 |
for (i = 0; pParams[i].key && pParams[i].value; i++) { |
for (i = 0; pParams && pParams[i].key && pParams[i].value; i++) { |
810 |
cchParam = strlen(pParams[i].key) + strlen(pParams[i].value) + 4; |
cchParam = strlen(pParams[i].key) + strlen(pParams[i].value) + 4; |
811 |
if (cchBuffer + cchParam < cchMaxBuffer) { |
if (cchBuffer + cchParam + 2 < cchMaxBuffer) { |
812 |
sprintf(pszBuffer + cchBuffer, " %s='%s'", pParams[i].key, pParams[i].value); |
sprintf(pszBuffer + cchBuffer, " %s='%s'", pParams[i].key, pParams[i].value); |
813 |
cchBuffer += cchParam; |
cchBuffer += cchParam; |
814 |
} |
} |
815 |
} |
} |
816 |
|
|
817 |
|
if (cchBuffer + 2 < cchMaxBuffer) { |
818 |
|
pszBuffer[cchBuffer++] = '\r'; |
819 |
|
pszBuffer[cchBuffer++] = '\n'; |
820 |
|
pszBuffer[cchBuffer ] = (char) 0; |
821 |
|
} |
822 |
|
|
823 |
return cchBuffer; |
return cchBuffer; |
824 |
} |
} |
825 |
|
|