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https://github.com/cathugger/mkp224o
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14 lines
715 B
C
14 lines
715 B
C
// converts src[0:slen] to base64 string
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char *base64_to(char *dst,const u8 *src,size_t slen);
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// calculates length needed to store data converted to base64
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#define BASE64_TO_LEN(l) ((((l) + 2) / 3) * 4)
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// converts src string from base64
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size_t base64_from(u8 *dst,const char *src,size_t slen);
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// calculates length needed to store data converted from base64
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#define BASE64_FROM_LEN(l) ((l) / 4 * 3)
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// validates base64 string and optionally stores length of valid data
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// returns 1 if whole string is good, 0 if string contains invalid data
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int base64_valid(const char *src,size_t *count);
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// aligns data length to something base64 can represent without padding
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#define BASE64_DATA_ALIGN(l) ((((l) + 2) / 3) * 3)
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