#include "socket.h" #ifdef __MINGW32__ #include <windows.h> #else #include <sys/types.h> #include <unistd.h> #include <sys/socket.h> #endif #include <errno.h> ssize_t socket_fastopen_connect4(int s,const char* ip,uint16 port,const char* buf,size_t len) { int r; #ifndef MSG_FASTOPEN { #else if (len) r=socket_send4_flag(s,buf,len,ip,port,MSG_FASTOPEN); else r=socket_connect4(s,ip,port); if (r==-1 && (errno==ENOTCONN || errno==EPIPE)) { #endif /* apparently the kernel does not support TCP fast open */ r=socket_connect4(s,ip,port); if (r==0) return write(s,buf,len); } return r; }