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| author | tfarina@chromium.org <tfarina@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2010-07-31 21:03:16 +0000 |
|---|---|---|
| committer | tfarina@chromium.org <tfarina@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2010-07-31 21:03:16 +0000 |
| commit | 61197dffa1137d7e4fe003281ad3e38108e90411 (patch) | |
| tree | 5b6b76500ee42dedaa6e8d0bfd994432930fb4a4 /base/string_util.h | |
| parent | 38c93edcd09cf787333470019f2d2c1bb23f8b98 (diff) | |
| download | chromium_src-61197dffa1137d7e4fe003281ad3e38108e90411.zip chromium_src-61197dffa1137d7e4fe003281ad3e38108e90411.tar.gz chromium_src-61197dffa1137d7e4fe003281ad3e38108e90411.tar.bz2 | |
base: Add HexDigitToInt function to string_util.h
Removed duplicated HexToInt functions and converted the callers along the way.
BUG=None
TEST=trybots and out/Debug/base_unittests --gtest_filter=StringUtilTest.HexDigitToInt
Signed-off-by: Thiago Farina <tfarina@chromium.org>
Review URL: http://codereview.chromium.org/2836069
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@54473 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'base/string_util.h')
| -rw-r--r-- | base/string_util.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/base/string_util.h b/base/string_util.h index 762779c..97b5100 100644 --- a/base/string_util.h +++ b/base/string_util.h @@ -380,6 +380,18 @@ inline bool IsHexDigit(Char c) { (c >= 'a' && c <= 'f'); } +template <typename Char> +inline Char HexDigitToInt(Char c) { + DCHECK(IsHexDigit(c)); + if (c >= '0' && c <= '9') + return c - '0'; + if (c >= 'A' && c <= 'F') + return c - 'A' + 10; + if (c >= 'a' && c <= 'f') + return c - 'a' + 10; + return 0; +} + // Returns true if it's a whitespace character. inline bool IsWhitespace(wchar_t c) { return wcschr(kWhitespaceWide, c) != NULL; |