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Add a safety limit to the number of unicode characters we fetch

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(followup to r84635, suggested by Dave Malcolm).
This commit is contained in:
Antoine Pitrou 2010-09-08 21:07:40 +00:00
parent b41e128fe1
commit b1856d7fa7
1 changed files with 2 additions and 1 deletions
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3
Tools/gdb/libpython.py
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@ -1103,7 +1103,8 @@ class PyUnicodeObjectPtr(PyObjectPtr):
# inferior process: we must join surrogate pairs. # inferior process: we must join surrogate pairs.
Py_UNICODEs = [] Py_UNICODEs = []
i = 0 i = 0
while i < field_length: limit = safety_limit(field_length)
while i < limit:
ucs = int(field_str[i]) ucs = int(field_str[i])
i += 1 i += 1
if ucs < 0xD800 or ucs >= 0xDC00 or i == field_length: if ucs < 0xD800 or ucs >= 0xDC00 or i == field_length: