evgeny
38c9f229bc
- u_async.c: process immediate_queue BEFORE epoll_wait in uasync_poll - stcp_link.c: defensive NULL etcp_conn/etcp_link in stcp_link_close - utun_instance.c: move stcp_server_list_destroy_all to Phase J (before ETCP), add deferred drain in both Phase J and L - stcp.h/c: STCP_HS_ENC_CLIENT 6→38, STCP_HS_ENC_SERVER 7→39, exchange ed25519_pubkey in both handshake directions - etcp_connections.c: copy peer_ed25519 from STCP to ETCP_CONN in etcp_link_enter_ready_tcp; guard link->etcp in tcp_link_close_cb - chat_sync.c: fix lk->conn NULL dereference for TCP links - test_stcp.c: update stcp_server_create/stcp_client_connect callsites - tools/chat_tcp_test: change transport udp→tcp
86 lines
2.0 KiB
C
86 lines
2.0 KiB
C
/**
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* Socket compatibility layer for cross-platform support (POSIX / Windows)
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* MSYS2 UCRT64 compatible
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*/
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#ifndef SOCKET_COMPAT_H
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#define SOCKET_COMPAT_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdint.h>
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#ifdef _WIN32
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#include <winsock2.h>
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#include <ws2tcpip.h>
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typedef SOCKET socket_t;
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#define SOCKET_INVALID INVALID_SOCKET
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#define SOCKET_ERROR_CODE SOCKET_ERROR
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// Error codes
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#define ERR_WOULDBLOCK WSAEWOULDBLOCK
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#define ERR_AGAIN WSAEWOULDBLOCK
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#define ERR_INTR WSAEINTR
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#else
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// POSIX systems
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#include <sys/socket.h>
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#include <arpa/inet.h>
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#include <netinet/in.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <errno.h>
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#include <string.h>
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typedef int socket_t;
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#define SOCKET_INVALID (-1)
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#define SOCKET_ERROR_CODE (-1)
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#define ERR_WOULDBLOCK EWOULDBLOCK
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#define ERR_AGAIN EAGAIN
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#define ERR_INTR EINTR
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#endif
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// Platform initialization/cleanup
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int socket_platform_init(void);
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void socket_platform_cleanup(void);
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// Socket operations
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socket_t socket_create_udp(int family);
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int socket_set_nonblocking(socket_t sock);
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int socket_close_wrapper(socket_t sock);
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static inline int socket_get_error(void) {
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#ifdef _WIN32
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return WSAGetLastError();
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#else
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return errno;
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#endif
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}
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// Socket options
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int socket_set_buffers(socket_t sock, int sndbuf, int rcvbuf);
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int socket_set_reuseaddr(socket_t sock, int reuse);
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int socket_bind_to_device(socket_t sock, const char* ifname);
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int socket_set_mark(socket_t sock, int mark);
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// I/O operations
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ssize_t socket_sendto(socket_t sock, const void* buf, size_t len,
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const struct sockaddr* dest, socklen_t dest_len);
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ssize_t socket_recvfrom(socket_t sock, void* buf, size_t len,
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struct sockaddr* src, socklen_t* src_len);
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// Utility
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const char* socket_strerror(int err);
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// взять порт из sockaddr_storage
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uint16_t ss_get_port(const struct sockaddr_storage *addr);
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#ifdef __cplusplus
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}
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#endif
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#endif // SOCKET_COMPAT_H
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