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FFstrbuf: adds new ffStrbufDecodeHexEscapeSequences

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This commit is contained in:
李通洲
2026-03-25 14:13:03 +08:00
parent 06ecd5a1ff
commit fe0f292cec
5 changed files with 85 additions and 15 deletions
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src/common/stringUtils.h
+17
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@@ -80,6 +80,23 @@ static inline bool ffCharIsDigit(char c)
return '0' <= c && c <= '9';
}
static inline bool ffCharIsHexDigit(char c)
{
return ffCharIsDigit(c) || ('a' <= c && c <= 'f') || ('A' <= c && c <= 'F');
}
static inline int8_t ffHexCharToInt(char c)
{
if (ffCharIsDigit(c))
return (int8_t) (c - '0');
else if ('a' <= c && c <= 'f')
return (int8_t) (c - 'a' + 10);
else if ('A' <= c && c <= 'F')
return (int8_t) (c - 'A' + 10);
else
return -1;
}
// Copies at most (dstBufSiz - 1) bytes from src to dst; dst is always null-terminated
static inline char* ffStrCopy(char* __restrict__ dst, const char* __restrict__ src, size_t dstBufSiz)
{