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dcd6f81025
The function does not return the same value as snprintf() normally does, so readers may be mislead into thinking the code works differently than it actually does. A different function name makes this easier to detect. Reported-by: Tomas Hoger Assisted-by: Daniel Gustafsson Fixes #3296 Closes #3297
116 lines
3.1 KiB
C
116 lines
3.1 KiB
C
/***************************************************************************
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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) 1998 - 2018, 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.haxx.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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***************************************************************************/
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/* This test case and code is based on the bug recipe Joe Malicki provided for
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* bug report #1871269, fixed on Jan 14 2008 before the 7.18.0 release.
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*/
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#include "test.h"
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#include "memdebug.h"
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#define POSTLEN 40960
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static size_t myreadfunc(void *ptr, size_t size, size_t nmemb, void *stream)
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{
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static size_t total = POSTLEN;
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static char buf[1024];
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(void)stream;
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memset(buf, 'A', sizeof(buf));
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size *= nmemb;
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if(size > total)
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size = total;
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if(size > sizeof(buf))
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size = sizeof(buf);
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memcpy(ptr, buf, size);
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total -= size;
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return size;
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}
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#define NUM_HEADERS 8
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#define SIZE_HEADERS 5000
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static char buf[SIZE_HEADERS + 100];
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int test(char *URL)
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{
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CURL *curl;
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CURLcode res = CURLE_FAILED_INIT;
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int i;
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struct curl_slist *headerlist = NULL, *hl;
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if(curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) {
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fprintf(stderr, "curl_global_init() failed\n");
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return TEST_ERR_MAJOR_BAD;
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}
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curl = curl_easy_init();
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if(!curl) {
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fprintf(stderr, "curl_easy_init() failed\n");
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curl_global_cleanup();
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return TEST_ERR_MAJOR_BAD;
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}
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for(i = 0; i < NUM_HEADERS; i++) {
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int len = msnprintf(buf, sizeof(buf), "Header%d: ", i);
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memset(&buf[len], 'A', SIZE_HEADERS);
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buf[len + SIZE_HEADERS] = 0; /* zero terminate */
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hl = curl_slist_append(headerlist, buf);
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if(!hl)
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goto test_cleanup;
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headerlist = hl;
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}
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hl = curl_slist_append(headerlist, "Expect: ");
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if(!hl)
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goto test_cleanup;
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headerlist = hl;
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test_setopt(curl, CURLOPT_URL, URL);
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test_setopt(curl, CURLOPT_HTTPHEADER, headerlist);
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test_setopt(curl, CURLOPT_POST, 1L);
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#ifdef CURL_DOES_CONVERSIONS
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/* Convert the POST data to ASCII */
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test_setopt(curl, CURLOPT_TRANSFERTEXT, 1L);
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#endif
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test_setopt(curl, CURLOPT_POSTFIELDSIZE, (long)POSTLEN);
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test_setopt(curl, CURLOPT_VERBOSE, 1L);
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test_setopt(curl, CURLOPT_HEADER, 1L);
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test_setopt(curl, CURLOPT_READFUNCTION, myreadfunc);
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res = curl_easy_perform(curl);
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test_cleanup:
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curl_easy_cleanup(curl);
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curl_slist_free_all(headerlist);
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curl_global_cleanup();
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return (int)res;
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}
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