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Merge pull request #785 from lioncash/string

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Common: Fix AsciiToHex returning true on overflow values
This commit is contained in:
shuffle2 2014-08-12 14:43:02 -07:00
commit 43010818fa
1 changed files with 6 additions and 0 deletions
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6
Source/Core/Common/StringUtil.cpp
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@ -28,12 +28,18 @@
// faster than sscanf
bool AsciiToHex(const std::string& _szValue, u32& result)
{
// Set errno to a good state.
errno = 0;
char *endptr = nullptr;
const u32 value = strtoul(_szValue.c_str(), &endptr, 16);
if (!endptr || *endptr)
return false;
if (errno == ERANGE)
return false;
result = value;
return true;
}