(Unicode C++) Add Binary Email Attachment from In-Memory Bytes

Demonstrates how to add an attachment to an email via the AddDataAttachment and AddDataAttachment2 methods.

Chilkat C/C++ Library Downloads
MS Visual C/C++ Linux/CentOS C/C++ Alpine Linux C/C++ MAC OS X C/C++	armhf/aarch64 C/C++ C++ Builder iOS C/C++ Android C/C++	Solaris C/C++ MinGW C/C++

#include <CkEmailW.h>
#include <CkFileAccessW.h>
#include <CkByteData.h>

void ChilkatSample(void)
    {
    CkEmailW email;
    bool success;

    // First populate a simple email.
    email.put_Subject(L"This is the subject.");
    email.put_Body(L"This is a simple email body.");
    email.put_From(L"Chilkat Software <support@chilkatsoft.com>");
    email.AddTo(L"Some Recipient",L"someRecipient@somewhere.com");

    // Load a JPG file.
    // The actual source of your attachment data can come from anywhere.
    // The point here is that we're first getting the bytes in memory, and THEN adding
    // the bytes as an attachment.
    CkFileAccessW fac;
    CkByteData jpgBytes;
    success = fac.ReadEntireFile(L"qa_data/jpg/starfish20.jpg",jpgBytes);

    // Add the JPG bytes via AddDataAttachment.
    email.AddDataAttachment(L"tinyStarfish.jpg",jpgBytes);

    // We could also add the JPG and explicitly set the content-type w/ AddDataAttachment2
    email.AddDataAttachment2(L"teenyStarfish.jpg",jpgBytes,L"image/jpg");

    // Examine the MIME:
    wprintf(L"%s\n",email.getMime());

    // This is the MIME of the email:
    // (Note: All headers beginning with "CKX-" are automatically removed by Chilkat when sending..)

    // 	MIME-Version: 1.0
    // 	Date: Mon, 17 Oct 2016 19:28:30 -0500
    // 	Message-ID: <44E3519660F8C3B1F0D95F25D1FD5B3840C3E3FE@CHILKAT13>
    // 	Content-Type: multipart/mixed; boundary="------------020509000105040006080600"
    // 	X-Priority: 3 (Normal)
    // 	Subject: This is the subject.
    // 	From: "Chilkat Software" <support@chilkatsoft.com>
    // 	CKX-Bounce-Address: support@chilkatsoft.com
    // 	To: "Some Recipient" <someRecipient@somewhere.com>
    // 
    // 	--------------020509000105040006080600
    // 	Content-Type: text/plain
    // 	Content-Transfer-Encoding: 7bit
    // 
    // 	This is a simple email body.
    // 	--------------020509000105040006080600
    // 	Content-Type: image/jpeg; name="tinyStarfish.jpg"
    // 	Content-Transfer-Encoding: base64
    // 	Content-Disposition: attachment; filename="tinyStarfish.jpg"
    // 
    // 	/9j/4AAQSkZJRgABAQEASABIAAD//gAmRmlsZSB3cml0dGVuIGJ5IEFkb2JlIFBob3Rvc2hvcD8g
    // 	NC4w/9sAQwAQCwwODAoQDg0OEhEQExgoGhgWFhgxIyUdKDozPTw5Mzg3QEhcTkBEV0U3OFBtUVdf
    // 	YmdoZz5NcXlwZHhcZWdj/9sAQwEREhIYFRgvGhovY0I4QmNjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj
    // 	Y2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj/8IAEQgAFAAUAwERAAIRAQMRAf/EABcAAAMBAAAA
    // 	AAAAAAAAAAAAAAIDBAX/xAAYAQADAQEAAAAAAAAAAAAAAAABAgMEAP/aAAwDAQACEAMQAAAB2kZY
    // 	NNEijWKddfTmLgALWH//xAAbEAACAgMBAAAAAAAAAAAAAAABAgMRAAQSE//aAAgBAQABBQL0XqN+
    // 	pM2aqJGMiqFFCyg7z//EABwRAAICAgMAAAAAAAAAAAAAAAERAAIQIQMSUf/aAAgBAwEBPwHqU5aq
    // 	Axx+y1tMQl4elj//xAAcEQEAAQUBAQAAAAAAAAAAAAABEQACEBIhA1H/2gAIAQIBAT8B3Bhqy7Zc
    // 	enyiwmGgDhiOzj//xAAdEAABAwUBAAAAAAAAAAAAAAABAAIREBIhIkFR/9oACAEBAAY/ArZyn+Cg
    // 	xtxWuJaoCnqDuin/xAAcEAABBAMBAAAAAAAAAAAAAAABABEhYRAxQVH/2gAIAQEAAT8hkEwPUUR9
    // 	DYfE4nxtRpIkBTsayuALIiuY/9oADAMBAAIAAwAAABDWPTsf/8QAGhEAAwADAQAAAAAAAAAAAAAA
    // 	AAEREDFBIf/aAAgBAwEBPxC0DVPcWm+Ce4OesrkE6bjH/8QAGBEBAQEBAQAAAAAAAAAAAAAAAREA
    // 	QRD/2gAIAQIBAT8QahMiOc8YgSrnTY3ELclHXn//xAAcEAEBAAIDAQEAAAAAAAAAAAABEQAhMUFx
    // 	EFH/2gAIAQEAAT8Qn3igmSZSj+c4N4zapMy9IjFV98wncN2iuLFsCEbDGxQkI6RO/n//2Q==
    // 
    // 	--------------020509000105040006080600
    // 	Content-Type: image/jpg; name="teenyStarfish.jpg"
    // 	Content-Transfer-Encoding: base64
    // 	Content-Disposition: attachment; filename="teenyStarfish.jpg"
    // 
    // 	/9j/4AAQSkZJRgABAQEASABIAAD//gAmRmlsZSB3cml0dGVuIGJ5IEFkb2JlIFBob3Rvc2hvcD8g
    // 	NC4w/9sAQwAQCwwODAoQDg0OEhEQExgoGhgWFhgxIyUdKDozPTw5Mzg3QEhcTkBEV0U3OFBtUVdf
    // 	YmdoZz5NcXlwZHhcZWdj/9sAQwEREhIYFRgvGhovY0I4QmNjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj
    // 	Y2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj/8IAEQgAFAAUAwERAAIRAQMRAf/EABcAAAMBAAAA
    // 	AAAAAAAAAAAAAAIDBAX/xAAYAQADAQEAAAAAAAAAAAAAAAABAgMEAP/aAAwDAQACEAMQAAAB2kZY
    // 	NNEijWKddfTmLgALWH//xAAbEAACAgMBAAAAAAAAAAAAAAABAgMRAAQSE//aAAgBAQABBQL0XqN+
    // 	pM2aqJGMiqFFCyg7z//EABwRAAICAgMAAAAAAAAAAAAAAAERAAIQIQMSUf/aAAgBAwEBPwHqU5aq
    // 	Axx+y1tMQl4elj//xAAcEQEAAQUBAQAAAAAAAAAAAAABEQACEBIhA1H/2gAIAQIBAT8B3Bhqy7Zc
    // 	enyiwmGgDhiOzj//xAAdEAABAwUBAAAAAAAAAAAAAAABAAIREBIhIkFR/9oACAEBAAY/ArZyn+Cg
    // 	xtxWuJaoCnqDuin/xAAcEAABBAMBAAAAAAAAAAAAAAABABEhYRAxQVH/2gAIAQEAAT8hkEwPUUR9
    // 	DYfE4nxtRpIkBTsayuALIiuY/9oADAMBAAIAAwAAABDWPTsf/8QAGhEAAwADAQAAAAAAAAAAAAAA
    // 	AAEREDFBIf/aAAgBAwEBPxC0DVPcWm+Ce4OesrkE6bjH/8QAGBEBAQEBAQAAAAAAAAAAAAAAAREA
    // 	QRD/2gAIAQIBAT8QahMiOc8YgSrnTY3ELclHXn//xAAcEAEBAAIDAQEAAAAAAAAAAAABEQAhMUFx
    // 	EFH/2gAIAQEAAT8Qn3igmSZSj+c4N4zapMy9IjFV98wncN2iuLFsCEbDGxQkI6RO/n//2Q==
    // 
    // 	--------------020509000105040006080600--
    // 
    }