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javascript 5.1 KB
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  1. 

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

  3. # $File: javascript,v 1.4 2022/09/02 08:08:17 christos Exp $
    4. 

  4. # javascript:  magic for javascript and node.js scripts.
    5. 

  5. #
    6. 

  6. 0	string/w	#!/bin/node		Node.js script text executable
    7. 

  7. !:mime application/javascript
    8. 

  8. 0	string/w	#!/usr/bin/node		Node.js script text executable
    9. 

  9. !:mime application/javascript
    10. 

  10. 0	string/w	#!/bin/nodejs		Node.js script text executable
    11. 

  11. !:mime application/javascript
    12. 

  12. 0	string/w	#!/usr/bin/nodejs	Node.js script text executable
    13. 

  13. !:mime application/javascript
    14. 

  14. 0	string		#!/usr/bin/env\ node	Node.js script text executable
    15. 

  15. !:mime application/javascript
    16. 

  16. 0	string		#!/usr/bin/env\ nodejs	Node.js script text executable
    17. 

  17. !:mime application/javascript
    18. 

  18. # Hermes by Facebook https://hermesengine.dev/
    19. 

  19. # https://github.com/facebook/hermes/blob/master/include/hermes/\
    20. 

  20. # BCGen/HBC/BytecodeFileFormat.h#L24
    21. 

  21. 0	lequad		0x1F1903C103BC1FC6	Hermes JavaScript bytecode
    22. 

  22. >8	lelong		x			\b, version %d
    23. 

  23. 

  24. # v8 JavaScript engine bytecode
    25. 

  25. # From: Alexandre Iooss <erdnaxe@crans.org>
    26. 

  26. # URL:	https://v8.dev/docs/ignition
    27. 

  27. # Note: used in bytenode and NW.js protected source code
    28. 

  28. # V8 bytecode extraction was added in NodeJS v5.7.0 (V8 4.6.85.31).
    29. 

  29. # Version information is provided for some v8 versions found in NodeJS releases.
    30. 

  30. 2	uleshort		=0xC0DE
    31. 

  31. >0	ulelong^0xC0DE0000	>0
    32. 

  32. # Reservation table starts at 40
    33. 

  33. >>40	ulelong&0xFFFFFF00	=0x80000000
    34. 

  34. # Stub keys present
    35. 

  35. >>>24	ulelong			>0
    36. 

  36. >>>>0	ulelong^0xC0DE0000	x		v8 bytecode, external reference table size: %u bytes,
    37. 

  37. >>>>4	ulelong			=0xEE4BF478	version 5.1.281.111,
    38. 

  38. >>>>4	ulelong			=0xC4A0100C	version 5.5.372.43,
    39. 

  39. >>>>8	ulelong			x		source size: %u bytes,
    40. 

  40. >>>>12	ulelong			x		cpu features: %#08X,
    41. 

  41. >>>>16	ulelong			x		flag hash: %#08X,
    42. 

  42. >>>>20	ulelong			x		%u reservations,
    43. 

  43. >>>>28	ulelong			x		payload size: %u bytes,
    44. 

  44. >>>>32	ulelong			x		checksum1: %#08X,
    45. 

  45. >>>>36	ulelong			x		checksum2: %#08X
    46. 

  46. # No stub keys
    47. 

  47. >>>24	ulelong			=0
    48. 

  48. >>>>0	ulelong^0xC0DE0000	x		v8 bytecode, external reference table size: %u bytes,
    49. 

  49. >>>>4	ulelong			=0x54F0AD81	version 6.2.414.46,
    50. 

  50. >>>>4	ulelong			=0X7D1BF182	version 6.2.414.54,
    51. 

  51. >>>>4	ulelong			=0x35BA122E	version 6.2.414.77,
    52. 

  52. >>>>4	ulelong			=0X9319F9C2	version 6.2.414.78,
    53. 

  53. >>>>4	ulelong			=0xB1240060	version 6.6.346.32,
    54. 

  54. >>>>4	ulelong			=0x2B757060	version 6.7.288.46,
    55. 

  55. >>>>4	ulelong			=0x09D147AA	version 6.7.288.49,
    56. 

  56. >>>>4	ulelong			=0xF4D4F48A	version 6.8.275.32,
    57. 

  57. >>>>4	ulelong			=0xD3961326	version 7.0.276.38,
    58. 

  58. >>>>8	ulelong			x		source size: %u bytes,
    59. 

  59. >>>>12	ulelong			x		cpu features: %#08X,
    60. 

  60. >>>>16	ulelong			x		flag hash: %#08X,
    61. 

  61. >>>>20	ulelong			x		%u reservations,
    62. 

  62. >>>>28	ulelong			x		payload size: %u bytes,
    63. 

  63. >>>>32	ulelong			x		checksum1: %#08X,
    64. 

  64. >>>>36	ulelong			x		checksum2: %#08X
    65. 

  65. # Reservation table starts at 32
    66. 

  66. >>32	ulelong&0xFFFFFF00	=0x80000000
    67. 

  67. # Second checksum present
    68. 

  68. >>>28	ulelong			>0
    69. 

  69. >>>>0	ulelong^0xC0DE0000	x		v8 bytecode, external reference table size: %u bytes,
    70. 

  70. >>>>4	ulelong			=0x21DDF627	version 7.4.288.21,
    71. 

  71. >>>>4	ulelong			=0x1FC9FE84	version 7.4.288.27,
    72. 

  72. >>>>4	ulelong			=0x60A99E8B	version 7.5.288.22,
    73. 

  73. >>>>4	ulelong			=0x4F665E90	version 7.6.303.29,
    74. 

  74. >>>>4	ulelong			=0xC7ACFCDE	version 7.7.299.11,
    75. 

  75. >>>>4	ulelong			=0x7F641D8F	version 7.7.299.13,
    76. 

  76. >>>>4	ulelong			=0xFD9A4F2E	version 7.8.279.17,
    77. 

  77. >>>>4	ulelong			=0x3A845324	version 7.8.279.23,
    78. 

  78. >>>>4	ulelong			=0xFF52FEAF	version 7.9.317.25,
    79. 

  79. >>>>8	ulelong			x		source size: %u bytes,
    80. 

  80. >>>>12	ulelong			x		flag hash: %#08X,
    81. 

  81. >>>>16	ulelong			x		%u reservations,
    82. 

  82. >>>>20	ulelong			x		payload size: %u bytes,
    83. 

  83. >>>>24	ulelong			x		checksum1: %#08X,
    84. 

  84. >>>>28	ulelong			x		checksum2: %#08X
    85. 

  85. # No second checksum
    86. 

  86. >>>28	ulelong			=0
    87. 

  87. >>>>0	ulelong^0xC0DE0000	x		v8 bytecode, external reference table size: %u bytes,
    88. 

  88. >>>>4	ulelong			=0x8725E0F8	version 8.1.307.30,
    89. 

  89. >>>>4	ulelong			=0x09ED1289	version 8.1.307.31,
    90. 

  90. >>>>4	ulelong			=0xA5728C87	version 8.3.110.9,
    91. 

  91. >>>>4	ulelong			=0xB45C5D30	version 8.4.371.23,
    92. 

  92. >>>>4	ulelong			=0xED9C278B	version 8.4.371.19,
    93. 

  93. >>>>4	ulelong			=0xD27BFF42	version 8.6.395.16,
    94. 

  94. >>>>8	ulelong			x		source size: %u bytes,
    95. 

  95. >>>>12	ulelong			x		flag hash: %#08X,
    96. 

  96. >>>>16	ulelong			x		%u reservations,
    97. 

  97. >>>>20	ulelong			x		payload size: %u bytes,
    98. 

  98. >>>>24	ulelong			x		payload checksum: %#08X
    99. 

  99. # No reservation table and code starts at 24
    100. 

  100. >>32	ulelong		=0
    101. 

  101. >>>0	ulelong^0xC0DE0000	x		v8 bytecode, external reference table size: %u bytes,
    102. 

  102. >>>4	ulelong			=0x9A6F0B0F	version 9.0.257.17,
    103. 

  103. >>>4	ulelong			=0x271D5D1E	version 9.0.257.24,
    104. 

  104. >>>4	ulelong			=0x4EEA75DF	version 9.0.257.25,
    105. 

  105. >>>4	ulelong			=0x80809479	version 9.1.269.36,
    106. 

  106. >>>4	ulelong			=0x55C46F65	version 9.1.269.38,
    107. 

  107. >>>4	ulelong			=0x8A9C758A	version 9.2.230.21,
    108. 

  108. >>>4	ulelong			=0x9712F0E1	version 9.3.345.16,
    109. 

  109. >>>4	ulelong			=0x29593715	version 9.4.146.19,
    110. 

  110. >>>4	ulelong			=0xCD991825	version 9.4.146.24,
    111. 

  111. >>>4	ulelong			=0xACDD64EE	version 9.4.146.26,
    112. 

  112. >>>4	ulelong			=0xC96B4CD5	version 9.5.172.21,
    113. 

  113. >>>4	ulelong			=0xBCCE4578	version 9.5.172.25,
    114. 

  114. >>>4	ulelong			=0xA2EEA077	version 9.6.180.15,
    115. 

  115. >>>4	ulelong			=0xFD350011	version 10.1.124.8,
    116. 

  116. >>>4	ulelong			=0xBEF4028F	version 10.2.154.13,
    117. 

  117. >>>4	ulelong			=0xAF632352	version 10.2.154.4,
    118. 

  118. >>>8	ulelong			x		source size: %u bytes,
    119. 

  119. >>>12	ulelong			x		flag hash: %#08X,
    120. 

  120. >>>16	ulelong			x		payload size: %u bytes,
    121. 

  121. >>>20	ulelong			x		payload checksum: %#08X
    122.