1 #ifndef __TCP_HELPER_H__ 2 #define __TCP_HELPER_H__ 3 4 #include "../lwip_check.h" 5 #include "lwip/arch.h" 6 #include "lwip/tcp.h" 7 #include "lwip/netif.h" 8 9 /* counters used for test_tcp_counters_* callback functions */ 10 struct test_tcp_counters { 11 u32_t recv_calls; 12 u32_t recved_bytes; 13 u32_t recv_calls_after_close; 14 u32_t recved_bytes_after_close; 15 u32_t close_calls; 16 u32_t err_calls; 17 err_t last_err; 18 char* expected_data; 19 u32_t expected_data_len; 20 }; 21 22 struct test_tcp_txcounters { 23 u32_t num_tx_calls; 24 u32_t num_tx_bytes; 25 u8_t copy_tx_packets; 26 struct pbuf *tx_packets; 27 }; 28 29 /* Helper functions */ 30 void tcp_remove_all(void); 31 32 struct pbuf* tcp_create_segment(ip_addr_t* src_ip, ip_addr_t* dst_ip, 33 u16_t src_port, u16_t dst_port, void* data, size_t data_len, 34 u32_t seqno, u32_t ackno, u8_t headerflags); 35 struct pbuf* tcp_create_rx_segment(struct tcp_pcb* pcb, void* data, size_t data_len, 36 u32_t seqno_offset, u32_t ackno_offset, u8_t headerflags); 37 struct pbuf* tcp_create_rx_segment_wnd(struct tcp_pcb* pcb, void* data, size_t data_len, 38 u32_t seqno_offset, u32_t ackno_offset, u8_t headerflags, u16_t wnd); 39 void tcp_set_state(struct tcp_pcb* pcb, enum tcp_state state, ip_addr_t* local_ip, 40 ip_addr_t* remote_ip, u16_t local_port, u16_t remote_port); 41 void test_tcp_counters_err(void* arg, err_t err); 42 err_t test_tcp_counters_recv(void* arg, struct tcp_pcb* pcb, struct pbuf* p, err_t err); 43 44 struct tcp_pcb* test_tcp_new_counters_pcb(struct test_tcp_counters* counters); 45 46 void test_tcp_input(struct pbuf *p, struct netif *inp); 47 48 void test_tcp_init_netif(struct netif *netif, struct test_tcp_txcounters *txcounters, 49 ip_addr_t *ip_addr, ip_addr_t *netmask); 50 51 52 #endif 53