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| author | Yu Watanabe <watanabe.yu+github@gmail.com> | 2022-12-08 14:13:47 +0900 |
|---|---|---|
| committer | Yu Watanabe <watanabe.yu+github@gmail.com> | 2022-12-12 21:47:22 +0900 |
| commit | 0ce8870f19a839c7b09b4ef5b61c2d363050c7d9 (patch) | |
| tree | 155eb60e73b7065bf21d6db461e96306494ba0da /src/fundamental | |
| parent | 30338b8b66174a87727c8a8493ebf3a043f65b9d (diff) | |
| download | systemd-0ce8870f19a839c7b09b4ef5b61c2d363050c7d9.tar.gz | |
string-util: introduce ascii_ishex()
Diffstat (limited to 'src/fundamental')
| -rw-r--r-- | src/fundamental/string-util-fundamental.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/fundamental/string-util-fundamental.h b/src/fundamental/string-util-fundamental.h index ecf32e519f..d823147881 100644 --- a/src/fundamental/string-util-fundamental.h +++ b/src/fundamental/string-util-fundamental.h @@ -110,6 +110,10 @@ static inline bool ascii_isdigit(sd_char a) { return a >= '0' && a <= '9'; } +static inline bool ascii_ishex(sd_char a) { + return ascii_isdigit(a) || (a >= 'a' && a <= 'f') || (a >= 'A' && a <= 'F'); +} + static inline bool ascii_isalpha(sd_char a) { /* A pure ASCII, locale independent version of isalpha() */ return (a >= 'a' && a <= 'z') || (a >= 'A' && a <= 'Z'); |