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/*
* uriparser - RFC 3986 URI parsing library
*
* Copyright (C) 2007, Weijia Song <songweijia@gmail.com>
* Copyright (C) 2007, Sebastian Pipping <sebastian@pipping.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* 2. Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of
* its contributors may be used to endorse or promote products
* derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef URI_DOXYGEN
# include "UriParseBase.h"
#endif
void uriWriteQuadToDoubleByte(const unsigned char * hexDigits, int digitCount, unsigned char * output) {
switch (digitCount) {
case 1:
/* 0x___? -> \x00 \x0? */
output[0] = 0;
output[1] = hexDigits[0];
break;
case 2:
/* 0x__?? -> \0xx \x?? */
output[0] = 0;
output[1] = 16 * hexDigits[0] + hexDigits[1];
break;
case 3:
/* 0x_??? -> \0x? \x?? */
output[0] = hexDigits[0];
output[1] = 16 * hexDigits[1] + hexDigits[2];
break;
case 4:
/* 0x???? -> \0?? \x?? */
output[0] = 16 * hexDigits[0] + hexDigits[1];
output[1] = 16 * hexDigits[2] + hexDigits[3];
break;
}
}
unsigned char uriGetOctetValue(const unsigned char * digits, int digitCount) {
switch (digitCount) {
case 1:
return digits[0];
case 2:
return 10 * digits[0] + digits[1];
case 3:
default:
return 100 * digits[0] + 10 * digits[1] + digits[2];
}
}
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