curl-w32/packages/OS400/rpg-examples/SMTPSRCMBR

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* Curl SMTP send source member as attachment
*
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 SMTP send source member as attachment via SMTP.
*
fRPGXAMPLESif e disk extmbr(program_name)
f rename(RPGXAMPLES: record)
d pi
d url 60 SMTP server URL
d recipient_mail 40 Recipient mail addr
*
d program_name c 'SMTPSRCMBR' Member name to send
d sender_name c 'Curl' Sender name
d sender_mail c 'curl@example.com' Sender e-mail
d recipient_name c 'WIMC' Recipient name
d crlf c X'0D25'
*
d urllen s 10u 0 URL length
d rcptmlen s 10u 0 Recipient mail len
*
**************************************************************************
urllen = trimmed_length(url: %len(url));
rcptmlen = trimmed_length(recipient_mail: %len(recipient_mail));
// 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 headers s * inz(*NULL) Mail headers
d rcpts s * inz(*NULL) List of recipients
d mime s * Mail MIME structure
d mimepart s * Mail part
// Create and fill curl handle.
h = curl_easy_init();
if h <> *NULL;
rcpts = curl_slist_append_ccsid(rcpts:
%subst(recipient_mail: 1: rcptmlen): 0);
headers = curl_slist_append_ccsid(headers: 'From: ' + sender_name +
' <' + sender_mail + '>':
0);
headers = curl_slist_append_ccsid(headers: 'To: ' + recipient_name +
' <' + %subst(recipient_mail: 1: rcptmlen) + '>': 0);
headers = curl_slist_append_ccsid(headers: 'Subject: An ILE/RPG ' +
'source program': 0);
headers = curl_slist_append_ccsid(headers: 'Date: ' + mail_date():
0);
curl_easy_setopt_ccsid(h: CURLOPT_URL: %subst(url: 1: urllen): 0);
curl_easy_setopt_ccsid(h: CURLOPT_MAIL_FROM: sender_mail: 0);
curl_easy_setopt(h: CURLOPT_MAIL_RCPT: rcpts);
curl_easy_setopt(h: CURLOPT_HTTPHEADER: headers);
mime = curl_mime_init(h);
mimepart = curl_mime_addpart(mime);
curl_mime_data_ccsid(mimepart: 'Please find the ILE/RPG program ' +
program_name + ' source code in ' +
'attachment.' + crlf:
CURL_ZERO_TERMINATED: 0);
mimepart = curl_mime_addpart(mime);
curl_mime_data_cb(mimepart: -1: %paddr(out_data_cb): *NULL: *NULL:
*NULL);
curl_mime_filename_ccsid(mimepart: program_name: 0);
curl_mime_encoder_ccsid(mimepart: 'quoted-printable': 0);
curl_easy_setopt(h: CURLOPT_MIMEPOST: mime);
// Perform the request.
setll *start RPGXAMPLES;
result = curl_easy_perform(h);
// Cleanup.
curl_mime_free(mime);
curl_slist_free_all(headers);
curl_slist_free_all(rcpts);
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;
response = 'Mail sent';
dsply '' '*EXT' response;
endif;
p main e
*
**************************************************************************
* Attachment data callback procedure.
**************************************************************************
*
p out_data_cb b
d out_data_cb pi 10u 0
d ptr * value Output 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 buffer s 9999999 based(ptr) Output buffer
d line s 9999999 based(lineptr) ASCII line pointer
d linelen s 10u 0
d i s 10u 0 Buffer position
*
size = size * nmemb; // The size in bytes.
i = 0;
dow size - i >= %len(SRCDTA) + %len(crlf) and not %eof(RPGXAMPLES);
read record;
lineptr = curl_from_ccsid(%trimr(SRCDTA) + crlf: 0);
linelen = %scan(X'00': line) - 1;
%subst(buffer: i + 1: linelen) = %str(lineptr);
curl_free(lineptr);
i = i + linelen;
enddo;
return i;
p out_data_cb e
*
**************************************************************************
* Mail-formatted date procedure.
**************************************************************************
*
p mail_date b
d mail_date pi 50 varying
*
d sysval ds qualified To retrieve timezone
d numsysval 10u 0
d offset 10u 0
d 100
*
d get_sysval pr extpgm('QWCRSVAL')
d outdata likeds(sysval)
d outsize 10u 0 const
d numsysval 10u 0 const
d name 10 const
d errcode 10000 options(*varsize)
*
d now ds qualified
d ts z
d year 4s 0 overlay(ts: 1)
d month 2s 0 overlay(ts: 6)
d day 2s 0 overlay(ts: 9)
d hour 2s 0 overlay(ts: 12)
d minute 2 overlay(ts: 15)
d second 2 overlay(ts: 18)
*
d sysvalinfo ds qualified based(sysvalinfoptr)
d name 10
d type 1
d status 1
d length 10u 0
d value 99999
*
d qusec ds qualified
d 10u 0 inz(0)
*
d weekday s 10u 0
*
now.ts = %timestamp(*SYS);
get_sysval(sysval: %len(sysval): 1: 'QUTCOFFSET': qusec);
sysvalinfoptr = %addr(sysval) + sysval.offset;
weekday = %rem(%diff(now.ts: %timestamp('2001-01-01-00.00.00.000000'):
*DAYS): 7);
return %subst('MonTueWedThuFriSatSun': 3 * weekday + 1: 3) + ', ' +
%char(now.day) + ' ' +
%subst('JanFebMarAprMayJunJulAugSepOctNovDec':
3 * now.month - 2: 3) + ' ' +
%char(now.year) + ' ' +
%char(now.hour) + ':' + now.minute + ':' + now.second + ' ' +
%subst(sysvalinfo.value: 1: sysvalinfo.length);
p mail_date 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 addrdiff s 10i 0
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