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[Global]: loading init

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JerryALT
2024-03-12 22:41:56 +03:00
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deps/curl/packages/OS400/rpg-examples/INMEMORY vendored Normal file
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* Curl get in memory and count HTML tags
*
h DFTACTGRP(*NO) ACTGRP(*NEW)
h OPTION(*NOSHOWCPY)
h BNDDIR('CURL')
*
**************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at https://curl.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF
* ANY KIND, either express or implied.
*
* SPDX-License-Identifier: curl
*
**************************************************************************
*
/include H,CURL.INC
*
* Example to request the URL given as command line parameter and count
* HTML tags in its response.
*
d pi
d url 120
*
d countdata ds qualified based(###dummyptr) User data type
d tagcount 10u 0 Tag counter
d tagopen n Possible opening tag
*
d urllen s 10u 0 URL length
*
**************************************************************************
urllen = trimmed_length(url: %len(url));
// Do the curl stuff.
curl_global_init(CURL_GLOBAL_ALL);
main();
curl_global_cleanup();
*inlr = *on; // Exit
*
**************************************************************************
* Main procedure: do the curl job.
**************************************************************************
*
p main b
d main pi
*
d h s * Easy handle
d result s like(CURLcode) Curl return code
d inz(CURLE_OUT_OF_MEMORY)
d errmsgp s * Error string pointer
d response s 52 For error display
d counter ds likeds(countdata) HTML tag counter
counter.tagcount = 0;
counter.tagopen = *off;
// Create and fill curl handle.
h = curl_easy_init();
if h <> *NULL;
curl_easy_setopt_ccsid(h: CURLOPT_URL: %subst(url: 1: urllen): 0);
curl_easy_setopt(h: CURLOPT_FOLLOWLOCATION: 1);
curl_easy_setopt(h: CURLOPT_WRITEFUNCTION: %paddr(in_data_cb));
curl_easy_setopt(h: CURLOPT_WRITEDATA: %addr(counter));
// Perform the request.
result = curl_easy_perform(h);
curl_easy_cleanup(h); // Release handle
endif;
// Check for error and report if some.
if result <> CURLE_OK;
errmsgp = curl_easy_strerror_ccsid(result: 0);
response = %str(errmsgp);
dsply '' '*EXT' response;
else;
// Display the tag count.
response = 'Tag count: ' + %char(counter.tagcount);
dsply '' '*EXT' response;
endif;
p main e
*
**************************************************************************
* Data input callback procedure.
**************************************************************************
*
p in_data_cb b
d in_data_cb pi 10u 0
d ptr * value Input data pointer
d size 10u 0 value Data element size
d nmemb 10u 0 value Data element count
d userdata * value User data pointer
*
d counter ds likeds(countdata) based(userdata) HTML tag counter
d ebcdata s * EBCDIC data pointer
d chars s 1 based(ebcdata) dim(1000000)
d i s 10u 0 Character position
*
size = size * nmemb; // The size in bytes.
ebcdata = curl_to_ccsid(%str(ptr: size): 0); // Convert to EBCDIC.
i = 1;
dow i <= size;
if counter.tagopen; // Did we see '<' ?
counter.tagopen = *off;
if chars(i) <> '/'; // Reject closing tag.
counter.tagcount = counter.tagcount + 1; // Count this tag.
endif;
else;
i = %scan('<': %str(ebcdata): i); // Search next possible tag.
if i = 0;
leave;
endif;
counter.tagopen = *on; // Found one: flag it.
endif;
i = i + 1;
enddo;
curl_free(ebcdata);
return size;
p in_data_cb e
*
**************************************************************************
* Get the length of right-trimmed string
**************************************************************************
*
p trimmed_length b
d trimmed_length pi 10u 0
d string 999999 const options(*varsize)
d length 10u 0 value
*
d len s 10u 0
*
len = %scan(X'00': string: 1: length); // Limit to zero-terminated string
if len = 0;
len = length + 1;
endif;
if len <= 1;
return 0;
endif;
return %checkr(' ': string: len - 1); // Trim right
p trimmed_length e