Function parsehostname

src/common.c:255–278

}

int parsehostname(char *hostname, struct clientparam *param, unsigned short port){
	char *sp=NULL,*se=NULL;
	int ret = 0;

	if(!hostname || !*hostname)return 2;
	if(*hostname == '[') se=strchr(hostname, ']');
	if ( (sp = strchr(se?se:hostname, ':'))  && !strchr(sp+1, ':')) *sp = 0;
	if(se){
		*se = 0;
	}
	if(hostname != (char *)param->hostname){
		if(param->hostname) myfree(param->hostname);
		param->hostname = (unsigned char *)mystrdup(hostname + (se!=0));
	}
	if(sp){
		port = atoi(sp+1);
	}
	ret = !getip46(param->srv->family, param->hostname, (struct sockaddr *)&param->req);
	if(se) *se = ']';
	if(sp) *sp = ':';
	*SAPORT(&param->req) = htons(port);
	memset(&param->sinsr, 0, sizeof(param->sinsr));
	return ret;
}

int parseusername(char *username, struct clientparam *param, int extpasswd){
	char *sb = NULL, *se = NULL, *sp = NULL;