zframe_t* zwshandshake_get_response(zwshandshake_t *self)
{
const char * sec_websocket_key_name = "sec-websocket-key";
const char * magic_string = "258EAFA5-E914-47DA-95CA-C5AB0DC85B11";
char * key = (char *)zhash_lookup(self->header_fields, sec_websocket_key_name);
int len = strlen(key) + strlen(magic_string);
char plain[150];
strcpy(plain, key);
strcat(plain, magic_string);
zdigest_t* digest = zdigest_new();
zdigest_update(digest, (byte *) plain, len);
byte* hash = zdigest_data(digest);
char accept_key[150];
int accept_key_len = encode_base64(hash, zdigest_size(digest), accept_key, 150);
int response_len = strlen("HTTP/1.1 101 Switching Protocols\r\n"
"Upgrade: websocket\r\n"
"Connection: Upgrade\r\n"
"Sec-WebSocket-Accept: \r\n"
"Sec-WebSocket-Protocol: WSNetMQ\r\n\r\n") + accept_key_len;
char* response = (char *)zmalloc(sizeof(char) * (response_len+1));
strcpy(response, "HTTP/1.1 101 Switching Protocols\r\n"
"Upgrade: websocket\r\n"
"Connection: Upgrade\r\n"
"Sec-WebSocket-Accept: ");
strncat(response, accept_key, accept_key_len);
strcat(response, "\r\nSec-WebSocket-Protocol: WSNetMQ\r\n\r\n");
return zframe_new(response, response_len);
}
///
// Return final digest hash size
size_t QmlZdigest::size () {
return zdigest_size (self);
};
