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| author | Akira Hatanaka <ahatanaka@apple.com> | 2018-11-06 07:05:14 +0000 |
|---|---|---|
| committer | Akira Hatanaka <ahatanaka@apple.com> | 2018-11-06 07:05:14 +0000 |
| commit | 0d698165769071a002414537024f9fe5e1ead2f4 (patch) | |
| tree | 968786091f8033f8d5e2ea0428f183153be4d209 /lib/Sema/SemaChecking.cpp | |
| parent | 273f2bbc3c908c659aecf42124201a753156746a (diff) | |
| download | clang-0d698165769071a002414537024f9fe5e1ead2f4.tar.gz | |
os_log: Allow specifying mask type in format string.
A mask type is a 1 to 8-byte string that follows the "mask." annotation
in the format string. This enables obfuscating data in the event the
provided privacy level isn't enabled.
rdar://problem/36756282
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@346211 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Sema/SemaChecking.cpp')
| -rw-r--r-- | lib/Sema/SemaChecking.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/Sema/SemaChecking.cpp b/lib/Sema/SemaChecking.cpp index 4660ed55ae..bdc942c142 100644 --- a/lib/Sema/SemaChecking.cpp +++ b/lib/Sema/SemaChecking.cpp @@ -7135,6 +7135,8 @@ public: const char *startSpecifier, unsigned specifierLen) override; + void handleInvalidMaskType(StringRef MaskType) override; + bool HandlePrintfSpecifier(const analyze_printf::PrintfSpecifier &FS, const char *startSpecifier, unsigned specifierLen) override; @@ -7186,6 +7188,10 @@ bool CheckPrintfHandler::HandleInvalidPrintfConversionSpecifier( CS.getStart(), CS.getLength()); } +void CheckPrintfHandler::handleInvalidMaskType(StringRef MaskType) { + S.Diag(getLocationOfByte(MaskType.data()), diag::err_invalid_mask_type_size); +} + bool CheckPrintfHandler::HandleAmount( const analyze_format_string::OptionalAmount &Amt, unsigned k, const char *startSpecifier, |