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author | tsepez <tsepez@chromium.org> | 2017-01-23 14:36:20 -0800 |
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committer | Commit bot <commit-bot@chromium.org> | 2017-01-23 14:36:20 -0800 |
commit | 4022f87eb8716155291543efaaf289e51d7cbf43 (patch) | |
tree | 28e2a3b99367932ee84a92b1f6c913245e62afb1 /core/fxcrt/fx_basic_util.cpp | |
parent | b76f49b36baffea2b2ecb90d67c7b6bb734e7bb9 (diff) | |
download | pdfium-4022f87eb8716155291543efaaf289e51d7cbf43.tar.xz |
Update safe numerics package to get bitwise ops
Fix callers conventions to avoid ambiguity.
Fix bad bounds check unmasked by change.
Directly include headers no longer pulled in by numerics itself.
Review-Url: https://codereview.chromium.org/2640143003
Diffstat (limited to 'core/fxcrt/fx_basic_util.cpp')
-rw-r--r-- | core/fxcrt/fx_basic_util.cpp | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/core/fxcrt/fx_basic_util.cpp b/core/fxcrt/fx_basic_util.cpp index e52ff2ecee..f608e290a2 100644 --- a/core/fxcrt/fx_basic_util.cpp +++ b/core/fxcrt/fx_basic_util.cpp @@ -12,12 +12,6 @@ #include <limits> #include <memory> -namespace { - -const int kDefaultIntValue = 0; - -} // namespace - bool FX_atonum(const CFX_ByteStringC& strc, void* pData) { if (strc.Find('.') != -1) { FX_FLOAT* pFloat = static_cast<FX_FLOAT*>(pData); @@ -54,18 +48,19 @@ bool FX_atonum(const CFX_ByteStringC& strc, void* pData) { // we've overflowed, reset to the default value. if (bSigned) { if (bNegative) { - if (integer.ValueOrDefault(kDefaultIntValue) > + if (integer.ValueOrDefault(0) > static_cast<uint32_t>(std::numeric_limits<int>::max()) + 1) { - integer = kDefaultIntValue; + integer = 0; } - } else if (integer.ValueOrDefault(kDefaultIntValue) > + } else if (integer.ValueOrDefault(0) > static_cast<uint32_t>(std::numeric_limits<int>::max())) { - integer = kDefaultIntValue; + integer = 0; } } // Switch back to the int space so we can flip to a negative if we need. - int value = static_cast<int>(integer.ValueOrDefault(kDefaultIntValue)); + uint32_t uValue = integer.ValueOrDefault(0); + int32_t value = static_cast<int>(uValue); if (bNegative) value = -value; |