curl-w32/docs/libcurl/opts/CURLMOPT_MAX_CONCURRENT_STREAMS.md

c	SPDX-License-Identifier	Title	Section	Source	See-also
Copyright (C) Daniel Stenberg, <daniel.se>, et al.	curl	CURLMOPT_MAX_CONCURRENT_STREAMS	3	libcurl	CURLMOPT_MAXCONNECTS (3) CURLOPT_MAXCONNECTS (3)

NAME

CURLMOPT_MAX_CONCURRENT_STREAMS - max concurrent streams for http2

SYNOPSIS

#include <curl/curl.h>

CURLMcode curl_multi_setopt(CURLM *handle, CURLMOPT_MAX_CONCURRENT_STREAMS,
                            long max);

DESCRIPTION

Pass a long indicating the max. The set number is used as the maximum number of concurrent streams libcurl should support on connections done using HTTP/2 or HTTP/3.

Valid values range from 1 to 2147483647 (2^31 - 1) and defaults to 100. The value passed here would be honored based on other system resources properties.

DEFAULT

100

PROTOCOLS

All

EXAMPLE

int main(void)
{
  CURLM *m = curl_multi_init();
  /* max concurrent streams 200 */
  curl_multi_setopt(m, CURLMOPT_MAX_CONCURRENT_STREAMS, 200L);
}

AVAILABILITY

Added in 7.67.0

RETURN VALUE

Returns CURLM_OK if the option is supported, and CURLM_UNKNOWN_OPTION if not.