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Diffstat (limited to 'plugins/uriparser/UriQuery.c')
| -rw-r--r-- | plugins/uriparser/UriQuery.c | 460 |
1 files changed, 0 insertions, 460 deletions
diff --git a/plugins/uriparser/UriQuery.c b/plugins/uriparser/UriQuery.c deleted file mode 100644 index f0cd4f83..00000000 --- a/plugins/uriparser/UriQuery.c +++ /dev/null @@ -1,460 +0,0 @@ -/* - * 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 "UriQuery.c" -# undef URI_PASS_ANSI -# endif -# ifdef URI_ENABLE_UNICODE -# define URI_PASS_UNICODE 1 -# include "UriQuery.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> -# include "UriCommon.h" -#endif - - - -static int URI_FUNC(ComposeQueryEngine)(URI_CHAR * dest, - const URI_TYPE(QueryList) * queryList, - int maxChars, int * charsWritten, int * charsRequired, - UriBool spaceToPlus, UriBool normalizeBreaks); - -static UriBool URI_FUNC(AppendQueryItem)(URI_TYPE(QueryList) ** prevNext, - int * itemCount, const URI_CHAR * keyFirst, const URI_CHAR * keyAfter, - const URI_CHAR * valueFirst, const URI_CHAR * valueAfter, - UriBool plusToSpace, UriBreakConversion breakConversion); - - - -int URI_FUNC(ComposeQueryCharsRequired)(const URI_TYPE(QueryList) * queryList, - int * charsRequired) { - const UriBool spaceToPlus = URI_TRUE; - const UriBool normalizeBreaks = URI_TRUE; - - return URI_FUNC(ComposeQueryCharsRequiredEx)(queryList, charsRequired, - spaceToPlus, normalizeBreaks); -} - - - -int URI_FUNC(ComposeQueryCharsRequiredEx)(const URI_TYPE(QueryList) * queryList, - int * charsRequired, UriBool spaceToPlus, UriBool normalizeBreaks) { - if ((queryList == NULL) || (charsRequired == NULL)) { - return URI_ERROR_NULL; - } - - return URI_FUNC(ComposeQueryEngine)(NULL, queryList, 0, NULL, - charsRequired, spaceToPlus, normalizeBreaks); -} - - - -int URI_FUNC(ComposeQuery)(URI_CHAR * dest, - const URI_TYPE(QueryList) * queryList, int maxChars, int * charsWritten) { - const UriBool spaceToPlus = URI_TRUE; - const UriBool normalizeBreaks = URI_TRUE; - - return URI_FUNC(ComposeQueryEx)(dest, queryList, maxChars, charsWritten, - spaceToPlus, normalizeBreaks); -} - - - -int URI_FUNC(ComposeQueryEx)(URI_CHAR * dest, - const URI_TYPE(QueryList) * queryList, int maxChars, int * charsWritten, - UriBool spaceToPlus, UriBool normalizeBreaks) { - if ((dest == NULL) || (queryList == NULL)) { - return URI_ERROR_NULL; - } - - if (maxChars < 1) { - return URI_ERROR_OUTPUT_TOO_LARGE; - } - - return URI_FUNC(ComposeQueryEngine)(dest, queryList, maxChars, - charsWritten, NULL, spaceToPlus, normalizeBreaks); -} - - - -int URI_FUNC(ComposeQueryMalloc)(URI_CHAR ** dest, - const URI_TYPE(QueryList) * queryList) { - const UriBool spaceToPlus = URI_TRUE; - const UriBool normalizeBreaks = URI_TRUE; - - return URI_FUNC(ComposeQueryMallocEx)(dest, queryList, - spaceToPlus, normalizeBreaks); -} - - - -int URI_FUNC(ComposeQueryMallocEx)(URI_CHAR ** dest, - const URI_TYPE(QueryList) * queryList, - UriBool spaceToPlus, UriBool normalizeBreaks) { - int charsRequired; - int res; - URI_CHAR * queryString; - - if (dest == NULL) { - return URI_ERROR_NULL; - } - - /* Calculate space */ - res = URI_FUNC(ComposeQueryCharsRequiredEx)(queryList, &charsRequired, - spaceToPlus, normalizeBreaks); - if (res != URI_SUCCESS) { - return res; - } - charsRequired++; - - /* Allocate space */ - queryString = malloc(charsRequired * sizeof(URI_CHAR)); - if (queryString == NULL) { - return URI_ERROR_MALLOC; - } - - /* Put query in */ - res = URI_FUNC(ComposeQueryEx)(queryString, queryList, charsRequired, - NULL, spaceToPlus, normalizeBreaks); - if (res != URI_SUCCESS) { - free(queryString); - return res; - } - - *dest = queryString; - return URI_SUCCESS; -} - - - -int URI_FUNC(ComposeQueryEngine)(URI_CHAR * dest, - const URI_TYPE(QueryList) * queryList, - int maxChars, int * charsWritten, int * charsRequired, - UriBool spaceToPlus, UriBool normalizeBreaks) { - UriBool firstItem = URI_TRUE; - int ampersandLen = 0; - URI_CHAR * write = dest; - - /* Subtract terminator */ - if (dest == NULL) { - *charsRequired = 0; - } else { - maxChars--; - } - - while (queryList != NULL) { - const URI_CHAR * const key = queryList->key; - const URI_CHAR * const value = queryList->value; - const int worstCase = (normalizeBreaks == URI_TRUE ? 6 : 3); - const int keyLen = (key == NULL) ? 0 : (int)URI_STRLEN(key); - const int keyRequiredChars = worstCase * keyLen; - const int valueLen = (value == NULL) ? 0 : (int)URI_STRLEN(value); - const int valueRequiredChars = worstCase * valueLen; - - if (dest == NULL) { - if (firstItem == URI_TRUE) { - ampersandLen = 1; - firstItem = URI_FALSE; - } - - (*charsRequired) += ampersandLen + keyRequiredChars + ((value == NULL) - ? 0 - : 1 + valueRequiredChars); - } else { - URI_CHAR * afterKey; - - if ((write - dest) + ampersandLen + keyRequiredChars > maxChars) { - return URI_ERROR_OUTPUT_TOO_LARGE; - } - - /* Copy key */ - if (firstItem == URI_TRUE) { - firstItem = URI_FALSE; - } else { - write[0] = _UT('&'); - write++; - } - afterKey = URI_FUNC(EscapeEx)(key, key + keyLen, - write, spaceToPlus, normalizeBreaks); - write += (afterKey - write); - - if (value != NULL) { - URI_CHAR * afterValue; - - if ((write - dest) + 1 + valueRequiredChars > maxChars) { - return URI_ERROR_OUTPUT_TOO_LARGE; - } - - /* Copy value */ - write[0] = _UT('='); - write++; - afterValue = URI_FUNC(EscapeEx)(value, value + valueLen, - write, spaceToPlus, normalizeBreaks); - write += (afterValue - write); - } - } - - queryList = queryList->next; - } - - if (dest != NULL) { - write[0] = _UT('\0'); - if (charsWritten != NULL) { - *charsWritten = (int)(write - dest) + 1; /* .. for terminator */ - } - } - - return URI_SUCCESS; -} - - - -UriBool URI_FUNC(AppendQueryItem)(URI_TYPE(QueryList) ** prevNext, - int * itemCount, const URI_CHAR * keyFirst, const URI_CHAR * keyAfter, - const URI_CHAR * valueFirst, const URI_CHAR * valueAfter, - UriBool plusToSpace, UriBreakConversion breakConversion) { - const int keyLen = (int)(keyAfter - keyFirst); - const int valueLen = (int)(valueAfter - valueFirst); - URI_CHAR * key; - URI_CHAR * value; - - if ((prevNext == NULL) || (itemCount == NULL) - || (keyFirst == NULL) || (keyAfter == NULL) - || (keyFirst > keyAfter) || (valueFirst > valueAfter) - || ((keyFirst == keyAfter) - && (valueFirst == NULL) && (valueAfter == NULL))) { - return URI_TRUE; - } - - /* Append new empty item */ - *prevNext = malloc(1 * sizeof(URI_TYPE(QueryList))); - if (*prevNext == NULL) { - return URI_FALSE; /* Raises malloc error */ - } - (*prevNext)->next = NULL; - - - /* Fill key */ - key = malloc((keyLen + 1) * sizeof(URI_CHAR)); - if (key == NULL) { - free(*prevNext); - *prevNext = NULL; - return URI_FALSE; /* Raises malloc error */ - } - - key[keyLen] = _UT('\0'); - if (keyLen > 0) { - /* Copy 1:1 */ - memcpy(key, keyFirst, keyLen * sizeof(URI_CHAR)); - - /* Unescape */ - URI_FUNC(UnescapeInPlaceEx)(key, plusToSpace, breakConversion); - } - (*prevNext)->key = key; - - - /* Fill value */ - if (valueFirst != NULL) { - value = malloc((valueLen + 1) * sizeof(URI_CHAR)); - if (value == NULL) { - free(key); - free(*prevNext); - *prevNext = NULL; - return URI_FALSE; /* Raises malloc error */ - } - - value[valueLen] = _UT('\0'); - if (valueLen > 0) { - /* Copy 1:1 */ - memcpy(value, valueFirst, valueLen * sizeof(URI_CHAR)); - - /* Unescape */ - URI_FUNC(UnescapeInPlaceEx)(value, plusToSpace, breakConversion); - } - (*prevNext)->value = value; - } else { - value = NULL; - } - (*prevNext)->value = value; - - (*itemCount)++; - return URI_TRUE; -} - - - -void URI_FUNC(FreeQueryList)(URI_TYPE(QueryList) * queryList) { - while (queryList != NULL) { - URI_TYPE(QueryList) * nextBackup = queryList->next; - free((URI_CHAR *)queryList->key); /* const cast */ - free((URI_CHAR *)queryList->value); /* const cast */ - free(queryList); - queryList = nextBackup; - } -} - - - -int URI_FUNC(DissectQueryMalloc)(URI_TYPE(QueryList) ** dest, int * itemCount, - const URI_CHAR * first, const URI_CHAR * afterLast) { - const UriBool plusToSpace = URI_TRUE; - const UriBreakConversion breakConversion = URI_BR_DONT_TOUCH; - - return URI_FUNC(DissectQueryMallocEx)(dest, itemCount, first, afterLast, - plusToSpace, breakConversion); -} - - - -int URI_FUNC(DissectQueryMallocEx)(URI_TYPE(QueryList) ** dest, int * itemCount, - const URI_CHAR * first, const URI_CHAR * afterLast, - UriBool plusToSpace, UriBreakConversion breakConversion) { - const URI_CHAR * walk = first; - const URI_CHAR * keyFirst = first; - const URI_CHAR * keyAfter = NULL; - const URI_CHAR * valueFirst = NULL; - const URI_CHAR * valueAfter = NULL; - URI_TYPE(QueryList) ** prevNext = dest; - int nullCounter; - int * itemsAppended = (itemCount == NULL) ? &nullCounter : itemCount; - - if ((dest == NULL) || (first == NULL) || (afterLast == NULL)) { - return URI_ERROR_NULL; - } - - if (first > afterLast) { - return URI_ERROR_RANGE_INVALID; - } - - *dest = NULL; - *itemsAppended = 0; - - /* Parse query string */ - for (; walk < afterLast; walk++) { - switch (*walk) { - case _UT('&'): - if (valueFirst != NULL) { - valueAfter = walk; - } else { - keyAfter = walk; - } - - if (URI_FUNC(AppendQueryItem)(prevNext, itemsAppended, - keyFirst, keyAfter, valueFirst, valueAfter, - plusToSpace, breakConversion) - == URI_FALSE) { - /* Free list we built */ - *itemsAppended = 0; - URI_FUNC(FreeQueryList)(*dest); - return URI_ERROR_MALLOC; - } - - /* Make future items children of the current */ - if ((prevNext != NULL) && (*prevNext != NULL)) { - prevNext = &((*prevNext)->next); - } - - if (walk + 1 < afterLast) { - keyFirst = walk + 1; - } else { - keyFirst = NULL; - } - keyAfter = NULL; - valueFirst = NULL; - valueAfter = NULL; - break; - - case _UT('='): - /* NOTE: WE treat the first '=' as a separator, */ - /* all following go into the value part */ - if (keyAfter == NULL) { - keyAfter = walk; - if (walk + 1 <= afterLast) { - valueFirst = walk + 1; - valueAfter = walk + 1; - } - } - break; - - default: - break; - } - } - - if (valueFirst != NULL) { - /* Must be key/value pair */ - valueAfter = walk; - } else { - /* Must be key only */ - keyAfter = walk; - } - - if (URI_FUNC(AppendQueryItem)(prevNext, itemsAppended, keyFirst, keyAfter, - valueFirst, valueAfter, plusToSpace, breakConversion) - == URI_FALSE) { - /* Free list we built */ - *itemsAppended = 0; - URI_FUNC(FreeQueryList)(*dest); - return URI_ERROR_MALLOC; - } - - return URI_SUCCESS; -} - - - -#endif |