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Make fromhex() even faster

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erdgeist 2007-10-18 11:50:54 +00:00
parent 243d5961d0
commit dba3bb3ae7
1 changed files with 4 additions and 4 deletions
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8
scan_urlencoded_query.c
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@ -25,10 +25,10 @@ static const unsigned char is_unreserved[256] = {
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
};
static unsigned char fromhex(unsigned char c) {
if (c>='0' && c<='9') return c-'0';
c &= 0xdf; /* Toggle off lower case bit */
if (c>='A' && c<='F') return c-'A'+10;
static unsigned char fromhex(unsigned char x) {
x-='0'; if( x<=9) return x;
x&=~0x20; x-='A'-'0';
if( x<6 ) return x+10;
return 0xff;
}