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tcp_helper.h
00001 #ifndef LWIP_HDR_TCP_HELPER_H 00002 #define LWIP_HDR_TCP_HELPER_H 00003 00004 #include "../lwip_check.h" 00005 #include "lwip/arch.h" 00006 #include "lwip/tcp.h" 00007 #include "lwip/netif.h" 00008 00009 /* counters used for test_tcp_counters_* callback functions */ 00010 struct test_tcp_counters { 00011 u32_t recv_calls; 00012 u32_t recved_bytes; 00013 u32_t recv_calls_after_close; 00014 u32_t recved_bytes_after_close; 00015 u32_t close_calls; 00016 u32_t err_calls; 00017 err_t last_err; 00018 char* expected_data; 00019 u32_t expected_data_len; 00020 }; 00021 00022 struct test_tcp_txcounters { 00023 u32_t num_tx_calls; 00024 u32_t num_tx_bytes; 00025 u8_t copy_tx_packets; 00026 struct pbuf *tx_packets; 00027 }; 00028 00029 /* Helper functions */ 00030 void tcp_remove_all(void); 00031 00032 struct pbuf* tcp_create_segment(ip_addr_t* src_ip, ip_addr_t* dst_ip, 00033 u16_t src_port, u16_t dst_port, void* data, size_t data_len, 00034 u32_t seqno, u32_t ackno, u8_t headerflags); 00035 struct pbuf* tcp_create_rx_segment(struct tcp_pcb* pcb, void* data, size_t data_len, 00036 u32_t seqno_offset, u32_t ackno_offset, u8_t headerflags); 00037 struct pbuf* tcp_create_rx_segment_wnd(struct tcp_pcb* pcb, void* data, size_t data_len, 00038 u32_t seqno_offset, u32_t ackno_offset, u8_t headerflags, u16_t wnd); 00039 void tcp_set_state(struct tcp_pcb* pcb, enum tcp_state state, ip_addr_t* local_ip, 00040 ip_addr_t* remote_ip, u16_t local_port, u16_t remote_port); 00041 void test_tcp_counters_err(void* arg, err_t err); 00042 err_t test_tcp_counters_recv(void* arg, struct tcp_pcb* pcb, struct pbuf* p, err_t err); 00043 00044 struct tcp_pcb* test_tcp_new_counters_pcb(struct test_tcp_counters* counters); 00045 00046 void test_tcp_input(struct pbuf *p, struct netif *inp); 00047 00048 void test_tcp_init_netif(struct netif *netif, struct test_tcp_txcounters *txcounters, 00049 ip_addr_t *ip_addr, ip_addr_t *netmask); 00050 00051 00052 #endif
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