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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:
*
* * Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* * 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.
*
* * Neither the name of the <ORGANIZATION> 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 OWNER 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.
*/
/* What encodings are enabled? */
#include <uriparser/UriDefsConfig.h>
#if (!defined(URI_PASS_ANSI) && !defined(URI_PASS_UNICODE))
/* Include SELF twice */
# ifdef URI_ENABLE_ANSI
# define URI_PASS_ANSI 1
# include "UriFile.c"
# undef URI_PASS_ANSI
# endif
# ifdef URI_ENABLE_UNICODE
# define URI_PASS_UNICODE 1
# include "UriFile.c"
# undef URI_PASS_UNICODE
# endif
#else
# ifdef URI_PASS_ANSI
# include <uriparser/UriDefsAnsi.h>
# else
# include <uriparser/UriDefsUnicode.h>
# include <wchar.h>
# endif
#ifndef URI_DOXYGEN
# include <uriparser/Uri.h>
#endif
static URI_INLINE int URI_FUNC(FilenameToUriString)(const URI_CHAR * filename,
URI_CHAR * uriString, UriBool fromUnix) {
const URI_CHAR * input = filename;
const URI_CHAR * lastSep = input - 1;
UriBool firstSegment = URI_TRUE;
URI_CHAR * output = uriString;
UriBool absolute;
UriBool is_windows_network;
if ((filename == NULL) || (uriString == NULL)) {
return URI_ERROR_NULL;
}
is_windows_network = (filename[0] == _UT('\\')) && (filename[1] == _UT('\\'));
absolute = fromUnix
? (filename[0] == _UT('/'))
: (((filename[0] != _UT('\0')) && (filename[1] == _UT(':')))
|| is_windows_network);
if (absolute) {
const URI_CHAR * const prefix = fromUnix
? _UT("file://")
: is_windows_network
? _UT("file:")
: _UT("file:///");
const int prefixLen = URI_STRLEN(prefix);
/* Copy prefix */
memcpy(uriString, prefix, prefixLen * sizeof(URI_CHAR));
output += prefixLen;
}
/* Copy and escape on the fly */
for (;;) {
if ((input[0] == _UT('\0'))
|| (fromUnix && input[0] == _UT('/'))
|| (!fromUnix && input[0] == _UT('\\'))) {
/* Copy text after last seperator */
if (lastSep + 1 < input) {
if (!fromUnix && absolute && (firstSegment == URI_TRUE)) {
/* Quick hack to not convert "C:" to "C%3A" */
const int charsToCopy = (int)(input - (lastSep + 1));
memcpy(output, lastSep + 1, charsToCopy * sizeof(URI_CHAR));
output += charsToCopy;
} else {
output = URI_FUNC(EscapeEx)(lastSep + 1, input, output,
URI_FALSE, URI_FALSE);
}
}
firstSegment = URI_FALSE;
}
if (input[0] == _UT('\0')) {
output[0] = _UT('\0');
break;
} else if (fromUnix && (input[0] == _UT('/'))) {
/* Copy separators unmodified */
output[0] = _UT('/');
output++;
lastSep = input;
} else if (!fromUnix && (input[0] == _UT('\\'))) {
/* Convert backslashes to forward slashes */
output[0] = _UT('/');
output++;
lastSep = input;
}
input++;
}
return URI_SUCCESS;
}
static URI_INLINE int URI_FUNC(UriStringToFilename)(const URI_CHAR * uriString,
URI_CHAR * filename, UriBool toUnix) {
if ((uriString == NULL) || (filename == NULL)) {
return URI_ERROR_NULL;
}
{
const UriBool file_two_slashes =
URI_STRNCMP(uriString, _UT("file://"), URI_STRLEN(_UT("file://"))) == 0;
const UriBool file_three_slashes = file_two_slashes
&& (URI_STRNCMP(uriString, _UT("file:///"), URI_STRLEN(_UT("file:///"))) == 0);
const size_t charsToSkip = file_two_slashes
? file_three_slashes
? toUnix
/* file:///bin/bash */
? URI_STRLEN(_UT("file://"))
/* file:///E:/Documents%20and%20Settings */
: URI_STRLEN(_UT("file:///"))
/* file://Server01/Letter.txt */
: URI_STRLEN(_UT("file://"))
: 0;
const size_t charsToCopy = URI_STRLEN(uriString + charsToSkip) + 1;
const UriBool is_windows_network_with_authority =
(toUnix == URI_FALSE)
&& file_two_slashes
&& ! file_three_slashes;
URI_CHAR * const unescape_target = is_windows_network_with_authority
? (filename + 2)
: filename;
if (is_windows_network_with_authority) {
filename[0] = '\\';
filename[1] = '\\';
}
memcpy(unescape_target, uriString + charsToSkip, charsToCopy * sizeof(URI_CHAR));
URI_FUNC(UnescapeInPlaceEx)(filename, URI_FALSE, URI_BR_DONT_TOUCH);
}
/* Convert forward slashes to backslashes */
if (!toUnix) {
URI_CHAR * walker = filename;
while (walker[0] != _UT('\0')) {
if (walker[0] == _UT('/')) {
walker[0] = _UT('\\');
}
walker++;
}
}
return URI_SUCCESS;
}
int URI_FUNC(UnixFilenameToUriString)(const URI_CHAR * filename, URI_CHAR * uriString) {
return URI_FUNC(FilenameToUriString)(filename, uriString, URI_TRUE);
}
int URI_FUNC(WindowsFilenameToUriString)(const URI_CHAR * filename, URI_CHAR * uriString) {
return URI_FUNC(FilenameToUriString)(filename, uriString, URI_FALSE);
}
int URI_FUNC(UriStringToUnixFilename)(const URI_CHAR * uriString, URI_CHAR * filename) {
return URI_FUNC(UriStringToFilename)(uriString, filename, URI_TRUE);
}
int URI_FUNC(UriStringToWindowsFilename)(const URI_CHAR * uriString, URI_CHAR * filename) {
return URI_FUNC(UriStringToFilename)(uriString, filename, URI_FALSE);
}
#endif
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