libcm is a C development framework with an emphasis on audio signal processing applications.
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cmUiDrvr.c 2.1KB

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  1. #include "cmGlobal.h"
  2. #include "cmUiDrvr.h"
  3. void cmUiDriverArgSetup( cmUiDriverArg_t* a,
  4. cmUiDId_t dId,
  5. unsigned appId,
  6. unsigned usrId,
  7. unsigned panelId,
  8. cmUiCId_t cId,
  9. unsigned flags,
  10. int ival,
  11. double fval,
  12. const cmChar_t* sval,
  13. int x,
  14. int y,
  15. int w,
  16. int h
  17. )
  18. {
  19. flags = cmEnaFlag(flags,kSvalUiFl,sval!=NULL);
  20. a->dId = dId;
  21. a->appId = appId;
  22. a->usrId = usrId;
  23. a->panelId = panelId;
  24. a->cId = cId;
  25. a->flags = flags;
  26. a->ival = ival;
  27. a->fval = fval;
  28. a->sval = sval;
  29. a->x = x;
  30. a->y = y;
  31. a->w = w;
  32. a->h = h;
  33. }
  34. unsigned cmUiDriverArgSerializeBufByteCount( const cmUiDriverArg_t* a )
  35. {
  36. unsigned n = sizeof(*a);
  37. if( cmIsFlag(a->flags,kSvalUiFl) && a->sval != NULL )
  38. n += strlen(a->sval) + 1;
  39. return n;
  40. }
  41. cmUiRC_t cmUiDriverArgSerialize( const cmUiDriverArg_t* a, void* buf, unsigned bufByteCnt )
  42. {
  43. if( bufByteCnt < cmUiDriverArgSerializeBufByteCount(a))
  44. return kBufTooSmallUiRC;
  45. memcpy(buf,a,sizeof(*a));
  46. if( cmIsFlag(a->flags,kSvalUiFl) && a->sval != NULL )
  47. strcpy( (char*)buf + sizeof(*a), a->sval );
  48. return kOkUiRC;
  49. }
  50. cmUiRC_t cmUiDriverArgDeserialize( cmUiDriverArg_t* a, void* buf, unsigned bufByteCnt )
  51. {
  52. bool fl = bufByteCnt >= sizeof(*a);
  53. assert( fl );
  54. if( !fl )
  55. return kBufTooSmallUiRC;
  56. memcpy(a,buf,sizeof(*a));
  57. fl = a->cId < kMaxUiCId && a->dId < kMaxDId;
  58. assert(fl );
  59. if( !fl )
  60. return kBufCorruptUiRC;
  61. if( cmIsFlag(a->flags,kSvalUiFl) && a->sval != NULL )
  62. a->sval = (char*)buf + sizeof(*a);
  63. return kOkUiRC;
  64. }
  65. int cmUiDriverArgGetInt( const cmUiDriverArg_t* a )
  66. {
  67. if( a->flags & kIvalUiFl )
  68. return a->ival;
  69. if( a->flags & kFvalUiFl )
  70. return round(a->fval);
  71. assert(0);
  72. return -1;
  73. }
  74. double cmUiDriverArgGetDouble( const cmUiDriverArg_t* a )
  75. {
  76. if( a->flags & kIvalUiFl )
  77. return a->ival;
  78. if( a->flags & kFvalUiFl )
  79. return a->fval;
  80. assert(0);
  81. return -1;
  82. }
  83. const cmChar_t* cmUiDriverArgGetString( const cmUiDriverArg_t* a )
  84. {
  85. return a->flags & kSvalUiFl ? a->sval : NULL;
  86. }