Curl.onSend

The event handler that gets called when data is needed for sending.

struct Curl
@property
void
onSend
(
size_t delegate
(
OutData
)
callback
)

Parameters

callback size_t delegate

the callback that has a void[] buffer to be filled

Return Value

Type: void

The callback returns the number of elements in the buffer that have been filled and are ready to send. The special value Curl.abortRequest can be returned in order to abort the current request. The special value Curl.pauseRequest can be returned in order to pause the current request.

Examples

1 import std.net.curl;
2 Curl curl;
3 curl.initialize();
4 curl.set(CurlOption.url, "http://dlang.org");
5 
6 string msg = "Hello world";
7 curl.onSend = (void[] data)
8 {
9     auto m = cast(void[]) msg;
10     size_t length = m.length > data.length ? data.length : m.length;
11     if (length == 0) return 0;
12     data[0 .. length] = m[0 .. length];
13     msg = msg[length..$];
14     return length;
15 };
16 curl.perform();

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