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Diffstat (limited to 'src/UriFile.c')
| -rw-r--r-- | src/UriFile.c | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/src/UriFile.c b/src/UriFile.c new file mode 100644 index 0000000..0e57eea --- /dev/null +++ b/src/UriFile.c @@ -0,0 +1,186 @@ +/* + * uriparser - RFC 3986 URI parsing library + * + * Copyright (C) 2007, Weijia Song <songweijia@gmail.com> + * Copyright (C) 2007, Sebastian Pipping <webmaster@hartwork.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; + const UriBool absolute = (filename != NULL) && ((fromUnix && (filename[0] == _UT('/'))) + || (!fromUnix && (filename[0] != _UT('\0')) && (filename[1] == _UT(':')))); + + if ((filename == NULL) || (uriString == NULL)) { + return URI_ERROR_NULL; + } + + if (absolute) { + const URI_CHAR * const prefix = fromUnix ? _UT("file://") : _UT("file:///"); + const int prefixLen = fromUnix ? 7 : 8; + + /* 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) { + const URI_CHAR * const prefix = toUnix ? _UT("file://") : _UT("file:///"); + const int prefixLen = toUnix ? 7 : 8; + URI_CHAR * walker = filename; + size_t charsToCopy; + const UriBool absolute = (URI_STRNCMP(uriString, prefix, prefixLen) == 0); + const int charsToSkip = (absolute ? prefixLen : 0); + + charsToCopy = URI_STRLEN(uriString + charsToSkip) + 1; + memcpy(filename, uriString + charsToSkip, charsToCopy * sizeof(URI_CHAR)); + URI_FUNC(UnescapeInPlaceEx)(filename, URI_FALSE, URI_BR_DONT_TOUCH); + + /* Convert forward slashes to backslashes */ + if (!toUnix) { + 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 |