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5f273fdddf
Previously it had to realloc the pattern array to store the last entry even when that last entry triggered an error and could be only half filled in. Also cleaned up for readability and better reallocs for sets. Reported-by: letshack9707 on hackerone Closes #19614
80 lines
2.4 KiB
C
80 lines
2.4 KiB
C
#ifndef HEADER_CURL_TOOL_URLGLOB_H
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#define HEADER_CURL_TOOL_URLGLOB_H
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/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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* SPDX-License-Identifier: curl
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*
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***************************************************************************/
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#include "tool_setup.h"
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typedef enum {
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GLOB_SET = 1,
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GLOB_ASCII,
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GLOB_NUM
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} globtype;
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struct URLPattern {
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globtype type;
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int globindex; /* the number of this particular glob or -1 if not used
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within {} or [] */
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union {
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struct {
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char **elem;
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curl_off_t size;
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curl_off_t idx;
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size_t palloc; /* elem entries allocated */
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} set;
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struct {
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int min;
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int max;
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int letter;
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unsigned char step;
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} ascii;
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struct {
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curl_off_t min;
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curl_off_t max;
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curl_off_t idx;
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curl_off_t step;
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int npad;
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} num;
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} c;
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};
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/* the total number of globs supported */
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#define GLOB_PATTERN_NUM 30
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struct URLGlob {
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struct dynbuf buf;
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struct URLPattern *pattern;
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size_t palloc; /* number of pattern entries allocated */
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size_t pnum; /* number of patterns used */
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char beenhere;
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const char *error; /* error message */
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size_t pos; /* column position of error or 0 */
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};
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CURLcode glob_url(struct URLGlob *, char *, curl_off_t *, FILE *);
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CURLcode glob_next_url(char **, struct URLGlob *);
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CURLcode glob_match_url(char **, const char *, struct URLGlob *);
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void glob_cleanup(struct URLGlob *glob);
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bool glob_inuse(struct URLGlob *glob);
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#endif /* HEADER_CURL_TOOL_URLGLOB_H */
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