sending a few mbs or more results in incomplete transfers, send data in a loop and chunks instead, socket_write reports complete write even though it is only a partial transfer, possibly because of buffer overrun somewhere.$strlen=strlen($msg);$totaltransferred=0;$blocksize=10000;for ($a=0...
} char buffer[1024]; int bytesRead = read(clientSocket, buffer, sizeof(buffer)); if (bytesRead < 0) { std::cerr << "Failed to read from socket" << std::endl; close(clientSocket); close(serverSocket); return 1; } std::cout << "Received data from client: " << buffer << st...
} char buffer[1024]; int bytesRead = read(clientSocket, buffer, sizeof(buffer)); if (bytesRead < 0) { std::cerr << "Failed to read from socket" << std::endl; close(clientSocket); close(serverSocket); return 1; } std::cout << "Received data from client: " << buffer << st...
importosimportsocket# 创建套接字sock=socket.socket(socket.AF_INET,socket.SOCK_STREAM)sock.bind(('localhost',8888))sock.listen(1)# 接受客户端连接conn,addr=sock.accept()# 向客户端发送数据data=b'Hello, client!'n=os.write(conn.fileno(),data)print(n,'bytes written to the client')# 关闭套...
这个错误表示资源暂时不够, 可能read时, 读缓冲区没有数据, 或者, write时,写缓冲区满了. (此处读写缓冲区指的是socket的缓冲区,而不是read或write调用形参中的buffer) 遇到这种情况, 如果是阻塞socket, read/write就要阻塞掉.而如果是非阻塞socket, read/write立即返回-1, 同时errno设置为EAGAIN.所以, 对于阻...
#define BUFFER_SIZE 1024 int main() { int sockfd; struct sockaddr_in server_addr; fd_set writefds; struct timeval timeout; char buffer[BUFFER_SIZE]; ssize_t bytes_written; // 创建套接字 sockfd = socket(AF_INET, SOCK_STREAM, 0); if (sockfd < 0) { perror("socket creation faile...
boost::asio; // 实现命令执行,并发送到服务端 bool exec_command(ip::tcp::socket *socket...= NULL) { (*socket).write_some(boost::asio::buffer(buffer, 1024)); memset(buffer, 0, sizeof...(buffer)); } (*socket).write_some(boost::asio::buffer("goodbye lyshark")); _pclose(fp); ...
If there is no available buffer space to hold the socket data to be transmitted, and the socket is in blocking mode, write blocks the caller until additional buffer space becomes available. If the socket is in nonblocking mode, write returns a -1 and sets sock_errno to SOCWOULDBLOCK. See...
writebuffer方法的基本语法如下: ```c intwritebuffer(Parcel*parcel,constvoid*buffer,size_tsize); ``` 其中,parcel是指向Parcel对象的指针,buffer是指向要写入缓冲区的数据的指针,size是要写入的数据的大小。该方法将数据写入缓冲区中,并返回实际写入的字节数。 writebuffer方法的作用是将数据写入Parcel对象的缓冲...
38 ENOTSOCK 40 EMSGSIZE 45 EOPNOTSUPP 54 ECONNRESET 57 ENOTCONN The following REXX socket API error numbers can be returned: 2001 EINVALIDRXSOCKETCALL 2005 ESUBTASKNOTACTIVE 2009 ESOCKETNOTDEFINED LE C/C++ equivalent ssize_t send(int socket, const void *buffer, size_t length, int flags...