367dae44b2
- Added preliminary Code Coverage tests for AES, ARC4, Base64, MPI, SHA-family, MD-family and HMAC-SHA-family.
57 lines
1.2 KiB
Text
57 lines
1.2 KiB
Text
int unhexify(unsigned char *obuf, const char *ibuf)
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{
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unsigned char c, c2;
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int len = strlen(ibuf) / 2;
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assert(!(strlen(ibuf) %1)); // must be even number of bytes
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while (*ibuf != 0)
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{
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c = *ibuf++;
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if( c >= '0' && c <= '9' )
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c -= '0';
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else if( c >= 'a' && c <= 'f' )
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c -= 'a' - 10;
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else if( c >= 'A' && c <= 'F' )
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c -= 'A' - 10;
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else
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assert( 0 );
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c2 = *ibuf++;
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if( c2 >= '0' && c2 <= '9' )
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c2 -= '0';
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else if( c2 >= 'a' && c2 <= 'f' )
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c2 -= 'a' - 10;
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else if( c2 >= 'A' && c2 <= 'F' )
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c2 -= 'A' - 10;
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else
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assert( 0 );
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*obuf++ = ( c << 4 ) | c2;
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}
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return len;
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}
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void hexify(unsigned char *obuf, const unsigned char *ibuf, int len)
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{
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unsigned char l, h;
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while (len != 0)
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{
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h = (*ibuf) / 16;
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l = (*ibuf) % 16;
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if( h < 10 )
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*obuf++ = '0' + h;
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else
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*obuf++ = 'a' + h - 10;
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if( l < 10 )
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*obuf++ = '0' + l;
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else
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*obuf++ = 'a' + l - 10;
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++ibuf;
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len--;
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}
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}
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