diff options
Diffstat (limited to 'src/UriFile.c')
| -rw-r--r-- | src/UriFile.c | 335 |
1 files changed, 157 insertions, 178 deletions
diff --git a/src/UriFile.c b/src/UriFile.c index 232957d..7510e70 100644 --- a/src/UriFile.c +++ b/src/UriFile.c @@ -41,202 +41,181 @@ #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 +# 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 - - - -#include <stdlib.h> /* for size_t, avoiding stddef.h for older MSVCs */ +# 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 +# include <stdlib.h> /* for size_t, avoiding stddef.h for older MSVCs */ 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 size_t 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 separator */ - 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; + 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 size_t 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 separator */ + 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_unknown_slashes = - URI_STRNCMP(uriString, _UT("file:"), URI_STRLEN(_UT("file:"))) == 0; - const UriBool file_one_or_more_slashes = file_unknown_slashes - && (URI_STRNCMP(uriString, _UT("file:/"), URI_STRLEN(_UT("file:/"))) == 0); - const UriBool file_two_or_more_slashes = file_one_or_more_slashes - && (URI_STRNCMP(uriString, _UT("file://"), URI_STRLEN(_UT("file://"))) == 0); - const UriBool file_three_or_more_slashes = file_two_or_more_slashes - && (URI_STRNCMP(uriString, _UT("file:///"), URI_STRLEN(_UT("file:///"))) == 0); - - const size_t charsToSkip = file_two_or_more_slashes - ? file_three_or_more_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://")) - : ((file_one_or_more_slashes && toUnix) - /* file:/bin/bash */ - /* https://tools.ietf.org/html/rfc8089#appendix-B */ - ? URI_STRLEN(_UT("file:")) - : ((! toUnix && file_unknown_slashes && ! file_one_or_more_slashes) - /* file:c:/path/to/file */ - /* https://tools.ietf.org/html/rfc8089#appendix-E.2 */ - ? 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_or_more_slashes - && ! file_three_or_more_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; + URI_CHAR * filename, UriBool toUnix) { + if ((uriString == NULL) || (filename == NULL)) { + return URI_ERROR_NULL; + } + + const UriBool file_unknown_slashes = + URI_STRNCMP(uriString, _UT("file:"), URI_STRLEN(_UT("file:"))) == 0; + const UriBool file_one_or_more_slashes = + file_unknown_slashes + && (URI_STRNCMP(uriString, _UT("file:/"), URI_STRLEN(_UT("file:/"))) == 0); + const UriBool file_two_or_more_slashes = + file_one_or_more_slashes + && (URI_STRNCMP(uriString, _UT("file://"), URI_STRLEN(_UT("file://"))) == 0); + const UriBool file_three_or_more_slashes = + file_two_or_more_slashes + && (URI_STRNCMP(uriString, _UT("file:///"), URI_STRLEN(_UT("file:///"))) == 0); + + const size_t charsToSkip = + file_two_or_more_slashes + ? file_three_or_more_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://")) + : ((file_one_or_more_slashes && toUnix) + /* file:/bin/bash */ + /* https://tools.ietf.org/html/rfc8089#appendix-B */ + ? URI_STRLEN(_UT("file:")) + : ((!toUnix && file_unknown_slashes && !file_one_or_more_slashes) + /* file:c:/path/to/file */ + /* https://tools.ietf.org/html/rfc8089#appendix-E.2 */ + ? 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_or_more_slashes && !file_three_or_more_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); + 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(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); + 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); +int URI_FUNC(UriStringToWindowsFilename)(const URI_CHAR * uriString, + URI_CHAR * filename) { + return URI_FUNC(UriStringToFilename)(uriString, filename, URI_FALSE); } - - #endif |
