//1.1.1+主消息流状态机state_machine,读状态机,写状态机,statem_clnt.c
static int state_machine(SSL *s, int server);
static void init_read_state_machine(SSL *s);
static SUB_STATE_RETURN read_state_machine(SSL *s);
static void init_write_state_machine(SSL *s);
static SUB_STATE_RETURN write_state_machine(SSL *s);


openssl源码分析之状态机(1.1.1+)_openssl