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| author | tsepez <tsepez@chromium.org> | 2016-05-11 17:35:35 -0700 |
|---|---|---|
| committer | Commit bot <commit-bot@chromium.org> | 2016-05-11 17:35:35 -0700 |
| commit | f7fe678a4ada859a2e4fbbeeb0b1dff5b5887227 (patch) | |
| tree | 271f61e203bcb7026db6b4936668f51f7f5e0de8 /core/fxcrt/include/fx_string.h | |
| parent | 94dfd56acc7ceb2acfc2e5c7ae516e34b160ea15 (diff) | |
| download | pdfium-f7fe678a4ada859a2e4fbbeeb0b1dff5b5887227.tar.xz | |
Add much-needed Find() method for CFX_*StringC
BUG=pdfium:493
Review-Url: https://codereview.chromium.org/1968233002
Diffstat (limited to 'core/fxcrt/include/fx_string.h')
| -rw-r--r-- | core/fxcrt/include/fx_string.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/core/fxcrt/include/fx_string.h b/core/fxcrt/include/fx_string.h index 66a8039a8d..fbfb91f759 100644 --- a/core/fxcrt/include/fx_string.h +++ b/core/fxcrt/include/fx_string.h @@ -100,6 +100,12 @@ class CFX_ByteStringC { uint8_t GetAt(FX_STRSIZE index) const { return m_Ptr[index]; } + FX_STRSIZE Find(FX_CHAR ch) const { + const uint8_t* found = + static_cast<const uint8_t*>(memchr(m_Ptr, ch, m_Length)); + return found ? found - m_Ptr : -1; + } + CFX_ByteStringC Mid(FX_STRSIZE index, FX_STRSIZE count = -1) const { if (index < 0) { index = 0; @@ -417,6 +423,12 @@ class CFX_WideStringC { return CFX_WideStringC(m_Ptr, count); } + FX_STRSIZE Find(FX_WCHAR ch) const { + const FX_WCHAR* found = + static_cast<const FX_WCHAR*>(wmemchr(m_Ptr, ch, m_Length)); + return found ? found - m_Ptr : -1; + } + CFX_WideStringC Mid(FX_STRSIZE index, FX_STRSIZE count = -1) const { if (index < 0) { index = 0; |