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fix(tls): Enable IPv6 support in ssl_client connect #9470

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merged 1 commit into from
Apr 9, 2024
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fix(tls): Enable IPv6 support in ssl_client connect #9470

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25 changes: 18 additions & 7 deletions libraries/NetworkClientSecure/src/ssl_client.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -62,21 +62,32 @@ int start_ssl_client(sslclient_context *ssl_client, const IPAddress& ip, uint32_
return -1;
}

log_v("Starting socket");
int domain = ip.type() == IPv6 ? AF_INET6 : AF_INET;
log_v("Starting socket (domain %d)", domain);
ssl_client->socket = -1;

ssl_client->socket = lwip_socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
ssl_client->socket = lwip_socket(domain, SOCK_STREAM, IPPROTO_TCP);
if (ssl_client->socket < 0) {
log_e("ERROR opening socket");
return ssl_client->socket;
}

fcntl( ssl_client->socket, F_SETFL, fcntl( ssl_client->socket, F_GETFL, 0 ) | O_NONBLOCK );
struct sockaddr_in serv_addr;
memset(&serv_addr, 0, sizeof(serv_addr));
serv_addr.sin_family = AF_INET;
serv_addr.sin_addr.s_addr = ip;
serv_addr.sin_port = htons(port);
struct sockaddr_storage serv_addr = {};
if (domain == AF_INET6) {
struct sockaddr_in6 *tmpaddr = (struct sockaddr_in6 *)&serv_addr;
tmpaddr->sin6_family = AF_INET6;
for (int index = 0; index < 16; index++) {
tmpaddr->sin6_addr.s6_addr[index] = ip[index];
}
tmpaddr->sin6_port = htons(port);
tmpaddr->sin6_scope_id = ip.zone();
} else {
struct sockaddr_in *tmpaddr = (struct sockaddr_in *)&serv_addr;
tmpaddr->sin_family = AF_INET;
tmpaddr->sin_addr.s_addr = ip;
tmpaddr->sin_port = htons(port);
}

if(timeout <= 0){
timeout = 30000; // Milli seconds.
Expand Down