annotate mupdf-source/thirdparty/gumbo-parser/src/string_piece.c @ 2:b50eed0cc0ef upstream

ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1 // Copyright 2010 Google Inc. All Rights Reserved.
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2 //
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3 // Licensed under the Apache License, Version 2.0 (the "License");
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4 // you may not use this file except in compliance with the License.
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5 // You may obtain a copy of the License at
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6 //
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7 // http://www.apache.org/licenses/LICENSE-2.0
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8 //
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9 // Unless required by applicable law or agreed to in writing, software
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10 // distributed under the License is distributed on an "AS IS" BASIS,
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11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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12 // See the License for the specific language governing permissions and
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13 // limitations under the License.
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14 //
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15 // Author: jdtang@google.com (Jonathan Tang)
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17 #include "string_piece.h"
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19 #include <assert.h>
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20 #include <stdlib.h>
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21 #include <string.h>
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22 #include <strings.h>
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24 #include "util.h"
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26 struct GumboInternalParser;
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28 const GumboStringPiece kGumboEmptyString = {NULL, 0};
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30 bool gumbo_string_equals(
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31 const GumboStringPiece* str1, const GumboStringPiece* str2) {
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32 return str1->length == str2->length &&
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33 !memcmp(str1->data, str2->data, str1->length);
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34 }
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36 bool gumbo_string_equals_ignore_case(
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37 const GumboStringPiece* str1, const GumboStringPiece* str2) {
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38 return str1->length == str2->length &&
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39 !strncasecmp(str1->data, str2->data, str1->length);
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40 }
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42 void gumbo_string_copy(struct GumboInternalParser* parser,
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43 GumboStringPiece* dest, const GumboStringPiece* source) {
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44 dest->length = source->length;
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45 char* buffer = gumbo_parser_allocate(parser, source->length);
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46 memcpy(buffer, source->data, source->length);
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47 dest->data = buffer;
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48 }