60 lines
3.2 KiB
Diff
60 lines
3.2 KiB
Diff
Use short instead of char for the decoding[] table.
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Also fix an off-by-one error when checking the upper boundary for value_in.
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--- src/osgDB/ConvertBase64.cpp 2015-07-23 13:14:00.000000000 +0200
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+++ src/osgDB/ConvertBase64.cpp 2016-12-06 14:05:50.435406287 +0100
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@@ -28,10 +28,10 @@
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int base64_decode_value(char value_in)
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{
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- static const char decoding[] = {62,-1,-1,-1,63,52,53,54,55,56,57,58,59,60,61,-1,-1,-1,-2,-1,-1,-1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,-1,-1,-1,-1,-1,-1,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51};
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- static const char decoding_size = sizeof(decoding);
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+ static const short decoding[] = {62,-1,-1,-1,63,52,53,54,55,56,57,58,59,60,61,-1,-1,-1,-2,-1,-1,-1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,-1,-1,-1,-1,-1,-1,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51};
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+ static const int decoding_size = sizeof(decoding) / sizeof(decoding[0]);
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value_in -= 43;
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- if (value_in < 0 || value_in > decoding_size) return -1;
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+ if (value_in < 0 || value_in >= decoding_size) return -1;
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return decoding[(int)value_in];
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}
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--- src/osgPlugins/osgjs/Base64.cpp 2015-03-09 12:27:26.000000000 +0100
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+++ src/osgPlugins/osgjs/Base64.cpp 2016-12-06 14:27:36.284022097 +0100
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@@ -20,22 +20,22 @@
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const char _from_table[128] =
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{
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- -1, -1, -1, -1, -1, -1, -1, -1, // 0
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- -1, -1, -1, -1, -1, -1, -1, -1, // 8
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- -1, -1, -1, -1, -1, -1, -1, -1, // 16
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- -1, -1, -1, -1, -1, -1, -1, -1, // 24
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- -1, -1, -1, -1, -1, -1, -1, -1, // 32
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- -1, -1, -1, 62, -1, -1, -1, 63, // 40
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- 52, 53, 54, 55, 56, 57, 58, 59, // 48
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- 60, 61, -1, -1, -1, 0, -1, -1, // 56
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- -1, 0, 1, 2, 3, 4, 5, 6, // 64
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- 7, 8, 9, 10, 11, 12, 13, 14, // 72
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- 15, 16, 17, 18, 19, 20, 21, 22, // 80
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- 23, 24, 25, -1, -1, -1, -1, -1, // 88
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- -1, 26, 27, 28, 29, 30, 31, 32, // 96
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- 33, 34, 35, 36, 37, 38, 39, 40, // 104
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- 41, 42, 43, 44, 45, 46, 47, 48, // 112
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- 49, 50, 51, -1, -1, -1, -1, -1 // 120
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+ '\xff','\xff','\xff','\xff','\xff','\xff','\xff','\xff', // 0
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+ '\xff','\xff','\xff','\xff','\xff','\xff','\xff','\xff', // 8
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+ '\xff','\xff','\xff','\xff','\xff','\xff','\xff','\xff', // 16
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+ '\xff','\xff','\xff','\xff','\xff','\xff','\xff','\xff', // 24
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+ '\xff','\xff','\xff','\xff','\xff','\xff','\xff','\xff', // 32
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+ '\xff','\xff','\xff', 62,'\xff','\xff','\xff', 63, // 40
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+ 52, 53, 54, 55, 56, 57, 58, 59, // 48
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+ 60, 61,'\xff','\xff','\xff', 0,'\xff','\xff', // 56
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+ '\xff', 0, 1, 2, 3, 4, 5, 6, // 64
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+ 7, 8, 9, 10, 11, 12, 13, 14, // 72
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+ 15, 16, 17, 18, 19, 20, 21, 22, // 80
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+ 23, 24, 25,'\xff','\xff','\xff','\xff','\xff', // 88
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+ '\xff', 26, 27, 28, 29, 30, 31, 32, // 96
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+ 33, 34, 35, 36, 37, 38, 39, 40, // 104
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+ 41, 42, 43, 44, 45, 46, 47, 48, // 112
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+ 49, 50, 51,'\xff','\xff','\xff','\xff','\xff' // 120
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};
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const char* from_table = _from_table;
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}
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