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Commit | Line | Data |
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f4ed2877 YL |
1 | #ifndef BOOT_ISDIGIT_H |
2 | ||
3 | #define BOOT_ISDIGIT_H | |
4 | ||
5 | static inline int isdigit(int ch) | |
6 | { | |
7 | return (ch >= '0') && (ch <= '9'); | |
8 | } | |
9 | ||
10 | static inline int isxdigit(int ch) | |
11 | { | |
12 | if (isdigit(ch)) | |
13 | return true; | |
14 | ||
15 | if ((ch >= 'a') && (ch <= 'f')) | |
16 | return true; | |
17 | ||
18 | return (ch >= 'A') && (ch <= 'F'); | |
19 | } | |
20 | ||
21 | #endif |