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dyadic 2.5 KB
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  1. 

  2. #------------------------------------------------------------------------------
    3. 

  3. # $File: dyadic,v 1.8 2017/03/17 21:35:28 christos Exp $
    4. 

  4. # Dyadic: file(1) magic for Dyalog APL.
    5. 

  5. #
    6. 

  6. # updated by Joerg Jenderek at Oct 2013
    7. 

  7. # http://en.wikipedia.org/wiki/Dyalog_APL
    8. 

  8. # http://www.dyalog.com/
    9. 

  9. # .DXV Dyalog APL External Variable
    10. 

  10. # .DIN Dyalog APL Input Table
    11. 

  11. # .DOT Dyalog APL Output Table
    12. 

  12. # .DFT Dyalog APL Format File
    13. 

  13. 0	ubeshort&0xFF60	0xaa00
    14. 

  14. # skip biblio.dbt
    15. 

  15. >1	byte		!4
    16. 

  16. # real Dyalog APL have non zero version numbers like 7.3 or 13.4
    17. 

  17. >>2	ubeshort	>0x0000		Dyalog APL
    18. 

  18. >>>1	byte		0x00		aplcore
    19. 

  19. #>>>1	byte		0x00		incomplete workspace
    20. 

  20. # *.DCF Dyalog APL Component File
    21. 

  21. >>>1	byte		0x01		component file 32-bit non-journaled non-checksummed
    22. 

  22. #>>>1	byte		0x01		component file
    23. 

  23. >>>1	byte		0x02		external variable exclusive
    24. 

  24. #>>>1	byte		0x02		external variable
    25. 

  25. # *.DWS Dyalog APL Workspace
    26. 

  26. >>>1	byte		0x03		workspace
    27. 

  27. >>>>7	byte&0x28	0x00		32-bit
    28. 

  28. >>>>7	byte&0x28	0x20		64-bit
    29. 

  29. >>>>7	byte&0x0c	0x00		classic
    30. 

  30. >>>>7	byte&0x0c	0x04		unicode
    31. 

  31. >>>>7	byte&0x88	0x00		big-endian
    32. 

  32. >>>>7	byte&0x88	0x80		little-endian
    33. 

  33. >>>1	byte		0x06		external variable shared
    34. 

  34. # *.DSE Dyalog APL Session , *.DLF Dyalog APL Session Log File
    35. 

  35. >>>1	byte		0x07		session
    36. 

  36. >>>1	byte		0x08		mapped file 32-bit
    37. 

  37. >>>1	byte		0x09		component file 64-bit non-journaled non-checksummed
    38. 

  38. >>>1	byte		0x0a		mapped file 64-bit
    39. 

  39. >>>1	byte		0x0b		component file 32-bit level 1 journaled non-checksummed
    40. 

  40. >>>1	byte		0x0c		component file 64-bit level 1 journaled non-checksummed
    41. 

  41. >>>1	byte		0x0d		component file 32-bit level 1 journaled checksummed
    42. 

  42. >>>1	byte		0x0e		component file 64-bit level 1 journaled checksummed
    43. 

  43. >>>1	byte		0x0f		component file 32-bit level 2 journaled checksummed
    44. 

  44. >>>1	byte		0x10		component file 64-bit level 2 journaled checksummed
    45. 

  45. >>>1	byte		0x11		component file 32-bit level 3 journaled checksummed
    46. 

  46. >>>1	byte		0x12		component file 64-bit level 3 journaled checksummed
    47. 

  47. >>>1	byte		0x13		component file 32-bit non-journaled checksummed
    48. 

  48. >>>1	byte		0x14		component file 64-bit non-journaled checksummed
    49. 

  49. >>>1	byte		0x15		component file under construction
    50. 

  50. >>>1	byte		0x16		DFS component file 64-bit level 1 journaled checksummed
    51. 

  51. >>>1	byte		0x17		DFS component file 64-bit level 2 journaled checksummed
    52. 

  52. >>>1	byte		0x18		DFS component file 64-bit level 3 journaled checksummed
    53. 

  53. >>>1	byte		0x19		external workspace
    54. 

  54. >>>1	byte		0x80		DDB
    55. 

  55. >>>2	byte		x		version %d
    56. 

  56. >>>3	byte		x		\b.%d
    57. 

  57. #>>>2	byte		x		type %d
    58. 

  58. #>>>3	byte		x		subtype %d
    59. 

  59. 

  60. # *.DXF Dyalog APL Transfer File
    61. 

  61. 0	short		0x6060		Dyalog APL transfer
    62.