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https-client: fix connect to ipv6 address with square brackets

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getaddrinfo() cannot process addresses like "[::1]", only "::1"

Fixes: #1275
This commit is contained in:
Azat Khuzhin 2022-05-12 07:37:19 +03:00
parent 5cc2ff8897
commit 41239c9dac
1 changed files with 12 additions and 2 deletions
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14
sample/https-client.c
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@ -541,8 +541,18 @@ main(int argc, char **argv)
// For simplicity, we let DNS resolution block. Everything else should be
// asynchronous though.
evcon = evhttp_connection_base_bufferevent_new(base, NULL, bev,
host, port);
{
if (host[0] == '[' && strlen(host) > 2 && ipv6) {
// trim '[' and ']'
char *host_ipv6 = strndup(&host[1], strlen(&host[1]) - 1);
evcon = evhttp_connection_base_bufferevent_new(base, NULL, bev,
host_ipv6, port);
free(host_ipv6);
} else {
evcon = evhttp_connection_base_bufferevent_new(base, NULL, bev,
host, port);
}
}
if (evcon == NULL) {
fprintf(stderr, "evhttp_connection_base_bufferevent_new() failed\n");
goto error;