Multipart form data

1. Multipart form data
임유빈 ( purewell@purewell.biz )
2012.01.12

2. <form>

3. <form action="ex.cgi" method="POST"
enctype="multipart/form-data">
<input type="text" name="key"
value="123456" /> <br />
<input type="submit" />
</form>

4. 123456|
submit

5. POST ex.cgi HTTP/1.1
Content-Type: multipart/form-data;
boundary=BOUNDARY
Content-Length: 80
--BOUNDARY
Content-Disposition: form-data; name="key"
123456
--BOUNDARY--
Header
Empty
Line
Body
Method

6. POST ex.cgi HTTP/1.1
Content-Type: multipart/form-data;
boundary=BOUNDARY
Content-Length: 80
--BOUNDARY
Content-Disposition: form-data; name="key"
123456
--BOUNDARY--

7. POST ex.cgi HTTP/1.1
Content-Type: multipart/form-data;
boundary=BOUNDARY
Content-Length: 80
--BOUNDARY
Content-Disposition: form-data; name="key"
123456
--BOUNDARY--

8. <form action="ex.cgi" method="POST"
enctype="multipart/form-data">
<input type="text" name="key"
value="123456" /> <br />
<input type="file" name="f" /> <br />
<input type="submit" />
</form>

9. 123456|
my.jpg
submit
browse

10. POST /ex.cgi HTTP/1.1
Content-Type: multipart/form-data; boundary=BOUNDARY
Content-Length: 10000
--BOUNDARY
Content-Disposition: form-data; name="key"
123456
--BOUNDARY
Content-Disposition: form-data; name="f";
filename="my.jpg"
Content-Type: image/pjpeg
......JFIF......(CRLF end)
--BOUNDARY--
CRLF

11. RTFM
RFC-1867