kc3-lang/libxkbcommon/test/data/keymaps/invalid-escape-sequence.xkb

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• Hash : 0038c866
  Author :
  Date : 2023-09-26T17:05:14
  

  Prevent overflow of octal escape sequences The octal parser accepts the range `\1..\777`. The result is cast to `char` which will silently overflow. This commit prevents overlow and will treat `\400..\777` as invalid escape sequences.

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• test/data/keymaps/invalid-escape-sequence.xkb

• xkb_keymap {
      // The following include statement has an octal escape sequence that
      // must be ignored. Else it would insert a NULL character and thus
      // truncates the string to "evde", while we expect "evdev+aliases(qwerty)".
      xkb_keycodes  { include "evde\0v+aliases(qwerty)" };
      // The following include statement has two octal escape sequences that
      // should be ignored, else they would overflow.
      xkb_types     { include "com\401ple\777te" };
      xkb_compat    { include "complete" };
      xkb_symbols   { include "pc+us" };
  };
  

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